Fan assembling structure and heat dissipating device

Abstract

The invention provides a fan assembling structure and a heat dissipating device. The fan assembling structure comprises a first assembling board for assembling a fan thereon and a second assembling board connected to the first assembling board, the fan comprising a frame and blades disposed in the frame assembled to the first assembling board, the frame having an upper board, a lower board and a circular connector connected between the upper board and the lower board, the lower board including a first side edge, a second side edge, a third side edge and a fourth side edge in sequential connection.

What is claimed is: 
     
         1 . A fan assembling structure, comprising a first assembling board for assembling a fan thereon and a second assembling board connected to the first assembling board, the fan comprising a frame and blades disposed in the frame assembled to the first assembling board, the frame having an upper board, a lower board and a circular connector connected between the upper board and the lower board, the lower board including a first side edge, a second side edge, a third side edge and a fourth side edge in sequential connection, wherein,
 the first assembling board comprises a bottom plate and a side plate perpendicular to the bottom plate, the bottom plate comprises a first side edge, a second side edge, a third side edge and a fourth side edge in sequential connection, the side plate is connected to the fourth side edge of the bottom plate, and   the bottom plate comprises a ventilating area corresponding to the fan, and two bending edges are disposed at opposite sides of the ventilating area along a direction parallel to the first side edge and the third side edge of the bottom plate and extend towards the ventilating area to form a sliding slot between the two bending edges and the bottom plate, the slide slot is used for sliding the fan therethrough from the second side edge of the bottom plate on the first assembling board to a predetermined position.   
     
     
         2 . The fan assembling structure according to  claim 1 , wherein the bottom plate and the side plate are integrally formed. 
     
     
         3 . The fan assembling structure according to  claim 1 , wherein a distance between the second side edge and the fourth side edge of the bottom plate is equal to a distance between the second side edge and the fourth side edge of the lower board of the fan. 
     
     
         4 . The fan assembling structure according to  claim 1 , wherein the side plate comprises a protrusion protruding inwardly at a side facing the fan and between the two bending edges, and the second assembling board comprises a protrusion protruding inwardly at a side facing the fan and between the two bending edges. 
     
     
         5 . The fan assembling structure according to  claim 4 , wherein a distance between upper ends of the two protrusions and the bottom plate is less than or equal to a distance between the lower surface of the upper board and the lower surface of the lower board of the fan. 
     
     
         6 . The fan assembling structure according to  claim 4 , wherein the two protrusions abut against the circular connector of the fan. 
     
     
         7 . The fan assembling structure according to  claim 1 , wherein each of the bending edges comprises a blocking portion extending perpendicularly from the bottom plate and a horizontal portion connected to the blocking portion, a distance between the two blocking portions is equal to a distance between the first side edge and the third side edge of the lower board of the fan. 
     
     
         8 . The fan assembling structure according to  claim 7 , wherein a distance between the horizontal portion of each bending edge and the bottom plate is equal to a thickness of the lower board. 
     
     
         9 . The fan assembling structure according to  claim 7 , wherein a distance between the horizontal portion of each bending edge and the bottom plate is equal to a distance between the upper surface of the upper board and the lower surface of the lower board. 
     
     
         10 . The fan assembling structure according to  claim 1 , wherein the bending edge comprises an inclined portion forming an angle of less than  90  degrees with respect to the bottom plate for holding the first side edge and the third side edge of the lower board. 
     
     
         11 . A heat dissipating device comprising a fan and a fan assembling structure, the fan comprising a frame and blades disposed in the frame, the frame having an upper board, a lower board and a circular connector connected between the upper board and the lower board, the lower board including a first side edge, a second side edge, a third side edge and a fourth side edge in sequential connection, the assembling structure comprising a first assembling board for assembling the fan and a second assembling board connected to the first assembling board, the first assembling board comprising a bottom plate and a side plate perpendicular to the bottom plate, the bottom plate comprises a first side edge, a second side edge, a third side edge and a fourth side edge in sequential connection, the side plate is connected to the fourth side edge of the bottom plate,
 wherein the bottom plate comprises a ventilating area corresponding to the fan, and two bending edges are disposed at the periphery of the ventilating area along the direction parallel to the first side edge and the third side edge and extend towards the ventilating area to form a sliding slot between the two bending edges and the bottom plate, the slide slot is used for sliding the fan therethrough from the second side edge of the bottom plate on the first assembling board to a predetermined position.