Air duct conversion bin integrated with suction and blowing

Abstract

The present disclosure provides air duct conversion bin integrated with suction and blowing, comprises an electric machinery and an air duct switching member for switching the suction mode and the blowing mode of the electric machinery; wherein the air duct switching member comprises a wind-proof sleeve which is covered on the outside of the electric machinery; the wind-proof sleeve are respectively provided with an air suction end face and an air blowing end face that can be switched on and off; the air duct switching member also includes a toggle switch. By setting the air suction end face and the wind-proof sleeve of the air blowing end face that can be switched on and off, it is not necessary to change the rotation direction of the electric machinery. At the same time, it is not necessary to set the corresponding complex circuit to reduce the production and maintenance costs.

What is claimed is: 
     
         1 . Air duct conversion bin integrated with suction and blowing, comprising:
 an electric machinery and an air duct switching member arranged outside the electric machinery for switching the electric machinery to a dust suction mode in which an air inlet end is one-sided inlet and an air outlet end is sealed, or a blowing mode in which an air outlet end is one-sided inlet and an air inlet end is sealed;   wherein the air duct switching member comprises a wind-proof sleeve which is covered on the outside of the electric machinery; the wind-proof sleeve corresponds to the air inlet end and the air outlet end, which are respectively provided with an air suction end face and an air blowing end face that can be switched on and off; the opening and closing states of the air suction end face and the air blowing end face are opposite; the air duct switching member also includes a toggle switch; the toggle switch is used to switch the opening and closing of the air suction end face and the air blowing end face simultaneously in a single time; the side wall of the wind-proof sleeve is also provided with a ventilation hole through which the air supply flow passes.   
     
     
         2 . The air duct conversion bin integrated with suction and blowing according to  claim 1 , wherein the wind-proof sleeve comprises the inner bush and the outer bush fitted and fixed with an outer wall of the inner bush; the two end faces of the inner bush are respectively provided with an inner air inlet hole and an inner air outlet hole which in one-to-one correspondence and the two end faces of the outer bush are respectively provided with the outer air inlet hole and the outer air outlet hole which are offset from each other; one group of the inner air inlet hole and the outer air inlet hole are arranged in one-to-one correspondence, one group of the inner air outlet hole and the outer air outlet hole are arranged offset from each other, then the air suction end face is correspondingly open; one group of the inner air outlet hole and the outer air outlet hole are arranged in one-to-one correspondence, one group of the inner air inlet hole and the outer air inlet hole are arranged offset from each other, then the air blowing end face is correspondingly open. 
     
     
         3 . The air duct conversion bin integrated with suction and blowing according to  claim 1 , wherein the wind-proof sleeve comprises an inner bush and an outer bush fitted and fixed with an outer wall of the inner bush; the two end faces of the inner bush are respectively provided with an inner air inlet hole and an inner air outlet hole which are offset from each other and the two end faces of the outer bush are respectively provided with an outer air inlet hole and an outer air outlet hole which in a one-to-one correspondence; one group of the inner air inlet hole and the outer air inlet hole are arranged in one-to-one correspondence, one group of the inner air outlet hole and the outer air outlet hole are arranged offset from each other, then the air suction end face is correspondingly open; one group of the inner air outlet hole and the outer air outlet hole are arranged in one-to-one correspondence, one group of the inner air inlet hole and the outer air inlet hole are arranged offset from each other, then the air blowing end face is correspondingly open. 
     
     
         4 . The air duct conversion bin integrated with suction and blowing according to  claim 2 , wherein the inner air inlet hole and the inner air outlet hole as well as the outer air inlet hole and the outer air outlet hole are evenly distributed around the center of the corresponding end face, the side walls of the outer bush and the inner bush close to the two side end faces are respectively provided with the outer air inlet hole, and the outer air outlet hole, as well as the inner air inlet hole and the inner air outlet hole which are consistent with the circumferential distribution uniformity of the outer ventilation hole and inner ventilation hole; the inner ventilation hole on two sides of the inner bush are arranged in one-to-one correspondence, and the outer ventilation hole on two sides of the outer bush are arranged in a mutually staggered manner. 
     
     
         5 . The air duct conversion bin integrated with suction and blowing according to  claim 3 , wherein the inner air inlet hole and the inner air outlet hole as well as the outer air inlet hole and the outer air outlet hole are evenly distributed around the center of the corresponding end face, the side walls of the outer bush and the inner bush close to the two side end faces are respectively provided with the outer air inlet hole and the outer air outlet hole, as well as the inner air inlet hole and the inner air outlet hole which are consistent with the circumferential distribution uniformity of the outer ventilation hole and inner ventilation hole; the inner ventilation hole on two sides of the inner bush are arranged in a mutually staggered manner, and the outer ventilation hole on two sides of the outer bush are arranged in one-to-one correspondence. 
     
     
         6 . The air duct conversion bin integrated with suction and blowing according to  claim 4 , wherein the toggle switch is a push rod which is relatively fixed with the inner bush and is located in a correspondingly provided sliding groove on the outer bush; the push rod is placed at both ends of the sliding groove to open the air suction end face, as well as the inner ventilation hole and the outer ventilation hole far from the air suction end face respectively, so as to close the air blowing end face; or opening the air blowing end face, as well as the inner ventilation hole and the outer ventilation hole away from the air blowing end face so as to close the air suction end face and the inner ventilation hole and the outer ventilation hole away from the air suction end face. 
     
     
         7 . The air duct conversion bin integrated with suction and blowing according to  claim 5 , wherein the toggle switch is a push rod which is relatively fixed with the inner bush and is located in a correspondingly provided sliding groove on the outer bush; the push rod is placed at both ends of the sliding groove to open the air suction end face, as well as the inner ventilation hole and the outer ventilation hole far from the air suction end face respectively, so as to close the air blowing end face; or opening the air blowing end face, as well as the inner ventilation hole and the outer ventilation hole away from the air blowing end face so as to close the air suction end face and the inner ventilation hole and the outer ventilation hole away from the air suction end face; or opening the air blowing end face, as well as the inner ventilation hole and the outer ventilation hole away from the air blowing end face so as to close the air suction end face and the inner ventilation hole and the outer ventilation hole away from the air suction end face. 
     
     
         8 . The air duct conversion bin integrated with suction and blowing according to  claim 4 , wherein the inner bush comprises a first inner sleeve and a second inner sleeve; the electric machinery is correspondingly assembled in the accommodating cavity formed by the butt joint of the first inner sleeve and the second inner sleeve; the outer bush comprises a first outer sleeve and a second outer sleeve; the inner bush is correspondingly assembled in the accommodating cavity formed by the butt joint of the first outer sleeve and the second outer sleeve. 
     
     
         9 . The air duct conversion bin integrated with suction and blowing according to  claim 5 , wherein the inner bush comprises a first inner sleeve and a second inner sleeve; the electric machinery is correspondingly assembled in the accommodating cavity formed by the butt joint of the first inner sleeve and the second inner sleeve; the outer bush comprises a first outer sleeve and a second outer sleeve; the inner bush is correspondingly assembled in the accommodating cavity formed by the butt joint of the first outer sleeve and the second outer sleeve. 
     
     
         10 . The air duct conversion bin integrated with suction and blowing according to  claim 8 , wherein the first inner sleeve and the second inner sleeve, as well as the first outer sleeve and the second outer sleeve are respectively provided with a buckle assembly for butt fixation; the buckle assembly comprises an elastic barb arranged at the butt opening of sleeve on one side and a clamping groove arranged on the sleeve on the opposite side corresponding to the elastic barb; the elastic barb is clamped and buckled in the clamping groove to form the complete inner bush and the outer bush. 
     
     
         11 . The air duct conversion bin integrated with suction and blowing according to  claim 10 , an electric machinery cover is provided on one side of the electric machinery, and an inner wall of the first inner sleeve is provided corresponding to the electric machinery with an embedded groove adapted to an outer surface of the electric machinery cover; an end face of the second inner sleeve is provided with a fixing hole, and a fixing block is additionally arranged to be clamped in the fixing hole and clamped with the bottom wall of the embedded groove from both ends of the electric machinery and fix the electric machinery. 
     
     
         12 . The air duct conversion bin integrated with suction and blowing according to  claim 1 , wherein a heating element is also mounted on the outside of the air blowing end face.