Micro turbine

Abstract

The present invention discloses a micro turbine which can be a power source of a distributed pneumatic turbine generator and comprises: a first outer casing comprising a gas inlet, a first accommodating space and a first connecting part; a second outer casing comprising a second accommodating space, a second connecting part and a bearing seat, wherein the second outer casing is connected with the first outer casing by the connection between the second connecting part and the first connecting part; a stator being disposed in the first accommodating space; and a rotor being disposed in the second accommodating space and comprising a rotor body and a rotating shaft, wherein one end of the rotating shaft is pivotally coupled to the center of the stator, and another end of the rotating shaft being pivotally coupled to the center of the bearing seat of the second outer casing and extending toward the outside of the second outer casing.

1 . A micro turbine comprising:
 a first outer casing comprising a gas inlet, a first accommodating space and a first connecting part, wherein the first connecting part is disposed on an open lateral of the first accommodating space;   a second outer casing comprising a second accommodating space, a second connecting part and a bearing seat, wherein the second connecting part is disposed on an open lateral of the second accommodating space, and the second outer casing being connected with the first outer casing by the connection between the second connecting part and the first connecting part;   a stator being disposed in the first accommodating space and connected with the first outer casing; and   a rotor being disposed in the second accommodating space and comprising a rotor body and a rotating shaft which is axially passed through and fixed on the center of the rotor body, wherein one end of the rotating shaft is pivotally coupled to the center of the stator, and another end of the rotating shaft being pivotally coupled to the center of the bearing seat of the second outer casing and extending toward the outside of the second outer casing.   
     
     
         2 . The micro turbine according to  claim 1 , wherein the material of the first outer casing, the second outer casing, the stator, and the rotor is selected from the group consisting of:
 stainless steel, aluminum and aluminum alloy.   
     
     
         3 . The micro turbine according to  claim 1 , wherein the stator comprises a plurality of stator blades disposed on the lateral of the stator. 
     
     
         4 . The micro turbine according to  claim 1 , wherein the diameter of the stator is 20 mm. 
     
     
         5 . The micro turbine according to  claim 1 , wherein the rotor comprises a plurality of rotor blades disposed on the lateral of the rotor body. 
     
     
         6 . The micro turbine according to  claim 5 , wherein the shape of the plurality of rotor blades is three-dimensional configuration. 
     
     
         7 . The micro turbine according to  claim 1 , wherein the diameter of the rotor body is 20 mm. 
     
     
         8 . The micro turbine according to  claim 1 , wherein the external diameter of the first outer casing is 25 mm, and the internal diameter of the first outer casing being 20 mm. 
     
     
         9 . The micro turbine according to  claim 1 , wherein the external diameter of the second outer casing is 25 mm, and the internal diameter of the second outer casing being 20 mm. 
     
     
         10 . The micro turbine according to  claim 1 , further comprising a bearing cover disposed on the external side of the bearing seat of the second outer casing and provided with a center part for the rotating shaft of the rotor to pass through, wherein the bearing cover is able to protect the bearing seat and enhance the support for the rotation of the rotating shaft of the rotor.