Suction apparatus

Abstract

A suction apparatus is provided, including a suction head, a suctioned material container for accommodating suctioned material, a suction blower device arranged on the suction head, and a channel device associated with the suction blower device for conducting process air at the suction head, wherein a pipe element with an adapter device is provided, wherein the adapter device is fluidically releasably connectable or connected to a suction port of the suction apparatus for performing a suction operation and the adapter device is fluidically releasably connectable or connected to a first air outlet for performing a blowing operation, and wherein an air inlet opening of a second channel for supplying process air from the suction blower device to a second air outlet is closed by at least one wall element of the adapter device when the adapter device is properly connected to the first air outlet.

1 . A suction apparatus, comprising
 a suction head,   a suctioned material container for accommodating suctioned material,   a suction blower device arranged on the suction head,   a channel device associated with the suction blower device for conducting process air at the suction head,   wherein the channel device comprises at least one first air outlet and a second air outlet, and   wherein the channel device comprises a first channel associated with the first air outlet for supplying air to the first air outlet and a second channel associated with the second air outlet for supplying air to the second air outlet, and   a pipe element with an adapter device,   wherein the adapter device is fluidically releasably connectable or connected to a suction port of the suction apparatus for performing a suction operation and the adapter device is fluidically releasably connectable or connected to the first air outlet for performing a blowing operation, and   wherein an air inlet opening of the second channel for supplying process air from the suction blower device to the second air outlet is closed by at least one wall element of the adapter device when the adapter device is properly connected to the first air outlet.   
     
     
         2 . The suction apparatus in accordance with  claim 1 , wherein the air inlet opening of the second channel is arranged in a transition region between a connecting channel of the channel device and the second channel, wherein process air is suppliable from the suction blower device to at least one of the first channel and the second channel by the connecting channel. 
     
     
         3 . The suction apparatus in accordance with  claim 1 , wherein the air inlet opening of the second channel is unblocked when the adapter device is separated from the first air outlet. 
     
     
         4 . The suction apparatus in accordance with  claim 1 , wherein at least one of i) the at least one wall element of the adapter device has a curved shape and ii) the at least one wall element lies in a geometrical cylinder portion. 
     
     
         5 . The suction apparatus in accordance with  claim 1 , comprising at least one of i) a connecting device, by which the adapter device is at least one of a) releasably fixable and b) releasably latchable to the first air outlet, and ii) comprising a connecting device, by which the adapter device is at least one of i) releasably fixable and ii) releasably latchable to the suction port. 
     
     
         6 . The suction apparatus in accordance with  claim 1 , wherein at least one rib element for at least one of supporting and guiding the adapter device is arranged at least one of i) on the first air outlet and ii) on the first channel. 
     
     
         7 . The suction apparatus in accordance with  claim 1 , wherein at least one of the following applies:
 within the suction head, the second channel is in fluidic connection with a connecting channel for supplying process air from the suction blower device to at least one of the first channel and the second channel when the adapter device is separated from the first air outlet;   within the suction head, the second channel is closed in a fluid-tight manner relative to a connecting channel for supplying process air from the suction blower device to at least one of the first channel and the second channel when the adapter device is properly connected to the first air outlet;   within the suction head, the first channel is in fluidic connection with a connecting channel for supplying process air from the suction blower device to at least one of the first channel and the second channel when the adapter device is separated from the first air outlet;   within the suction head, the first channel is in fluidic connection with a connecting channel for supplying process air from the suction blower device to at least one of the first channel and the second channel when the adapter device is properly connected to the first air outlet.   
     
     
         8 . The suction apparatus in accordance with  claim 1 , wherein a smallest angle between a first longitudinal central axis of the first channel and a second longitudinal central axis of the second channel is at least one of i) at least 40° and ii) at most 70°. 
     
     
         9 . The suction apparatus in accordance with  claim 8 , wherein a smallest angle between the first longitudinal central axis of the first channel and the second longitudinal central axis of the second channel is at least one of i) at least 50° and ii) at most 60°. 
     
     
         10 . The suction apparatus in accordance with  claim 1 , wherein a smallest angle between a main flow direction of process air conducted through the first channel and a main flow direction of process air conducted through the second channel is at least one of i) at least 40° and ii) at most 70° and, in particular, at least one of i) at least 50° and ii) at most 60°. 
     
     
         11 . The suction apparatus in accordance with  claim 1 , wherein at least one of the following applies:
 a first longitudinal central axis of the first channel and a second longitudinal central axis of the second channel are at least approximately in a common plane, wherein the plane is oriented transversely to at least one of a longitudinal central axis and a height direction of the suction apparatus;   a main flow direction of process air conducted through the first channel and a main flow direction of process air conducted through the second channel are at least approximately in a common plane, wherein the plane is oriented transversely to at least one of a longitudinal central axis and a height direction of the suction apparatus.   
     
     
         12 . The suction apparatus in accordance with  claim 1 , wherein at least one of the following applies:
 an outer contour of the first air outlet is of at least approximately circular configuration;   a wall element of the first channel, which delimits a flow space for air of the first channel, is of cylindrical configuration at least in sections and/or in segments.   
     
     
         13 . The suction apparatus in accordance with  claim 1 , wherein the first air outlet and the second air outlet are spaced at a distance from one another in the circumferential direction of the suction head, and in particular wherein a smallest distance between the first air outlet and the second air outlet is at least one of i) at least 1 cm and ii) at most 7 cm. 
     
     
         14 . The suction apparatus in accordance with  claim 1 , wherein at least one of the following applies:
 a first midpoint of an outer contour of the first air outlet and a second midpoint of an outer contour of the second air outlet are at least approximately at the same height with respect to a height direction of the suction apparatus;   a lower end of the air outlet and a lower end of the second air outlet are at least approximately at the same height with respect to a height direction of the suction apparatus;   an upper end of the first air outlet and an upper end of the second air outlet are at least approximately at the same height with respect to a height direction of the suction apparatus;   the second air outlet has an at least 10% and, in particular, at least 15% and, in particular, at least 20% greater cross sectional area than the first air outlet.   
     
     
         15 . The suction apparatus in accordance with  claim 1 , wherein at least one of the following applies:
 an outer contour of the second air outlet is of substantially rectangular configuration;   an outer contour of the second air outlet lies in a geometrical rectangle at least in sections;   at least three of four edge portion of the outer contour of the second air outlet lie in a geometrical rectangle;   a fourth edge portion of the outer contour of the second air outlet comprises a first subportion and a second subportion adjoining the first subportion, wherein the second subportion is oriented transversely to the first subportion;   at least one edge portion of the outer contour of the second air outlet is oriented transversely to a height direction of the suction apparatus;   an edge portion of the outer contour of the second air outlet that points toward the first air outlet is of rectilinear configuration.   
     
     
         16 . The suction apparatus in accordance with  claim 1 , wherein the first channel and the second channel comprise flow spaces for air that are fluidically separated or fluidically separable from one another. 
     
     
         17 . The suction apparatus in accordance with  claim 1 , wherein a flow cross section of the first channel is at least approximately constant. 
     
     
         18 . The suction apparatus in accordance with  claim 1 , wherein a flow cross section of the second channel expands toward the second air outlet, wherein the flow cross section of the second channel at least one if i) is greatest at an end of the second air outlet that points toward the second air outlet and ii) is smallest at an end of the second channel that points away from the second air outlet. 
     
     
         19 . The suction apparatus in accordance with  claim 1 , wherein the channel device comprises a connecting channel for producing a fluidic connection between the exit of the suction blower device and at least one of the first air outlet and the second air outlet, wherein air to be decoupled from the suction head by means of the connecting channel is divided or divisible to at least one of the first channel and the second channel. 
     
     
         20 . The suction apparatus in accordance with  claim 19 , wherein at least one of the following applies:
 the connecting channel is arranged in an inside space of the suction head;   the connecting channel comprises a first subregion in which a flow cross section of the connecting channel is at least approximately constant;   the connecting channel comprises a second subregion adjoining a first subregion, wherein the second subregion points toward at least one of the first channel and the second channel and wherein a flow cross section of the connecting channel in the second subregion expands toward at least one of the first channel and the second channel;   the connecting channel surrounds the suction blower device in sections;   the connecting channel has a shape that is curved toward a longitudinal central axis of the suction apparatus, wherein the longitudinal central axis is oriented in a height direction of the suction apparatus;   the connecting channel is arranged between at least one of an exit and exit channel of the suction blower device and at least one of the first channel and the second channel with respect to a main flow direction of air decoupled from the suction blower device;   a transition region for air is formed between at least one of an exit and exit channel of the suction blower device and the connecting channel;   a transition region for air formed between at least one of an exit and exit channel of the suction blower device and the connecting channel is configured in such a way that a main flow direction of air decoupled from the suction blower device reverses in the transition region and, in particular, reverses by at least approximately 180°.   
     
     
         21 . The suction apparatus in accordance with  claim 19 , comprising at least one air guiding element for distributing air to be decoupled from the suction head to the first channel and the second channel, wherein the at least one air guiding element is arranged in the connecting channel or is associated with the connecting channel. 
     
     
         22 . The suction apparatus in accordance with  claim 21 , wherein at least one of the following applies:
 the at least one air guiding element is oriented transversely to the first channel;   a smallest angle between a longitudinal central axis of the at least one air guiding element and a first longitudinal central axis of the first channel is at least one of i) at least 20° and ii) at most 50°, and in particular at least one of i) at least 30° and ii) at most 40°;   the at least one air guiding element has a shape that is curved toward to longitudinal central axis of the suction apparatus, wherein the longitudinal central axis is oriented in the height direction of the suction apparatus;   the at least one air guiding element is arranged in at least one of a subregion and end region of the connecting channel that points toward at least one of the first channel and second channel;   an air guiding element and a further air guiding element spaced at a distance from the air guiding element are provided, wherein the air guiding element and the further air guiding element are oriented, in particular, at least approximately in parallel to one another.   
     
     
         23 . The suction apparatus in accordance with  claim 1 , wherein at least one of a midpoint and center of gravity of the suction blower device is arranged on a first side with respect to a midplane extending through at least one of a longitudinal central axis and height direction of the suction apparatus and wherein a connecting channel for supplying air from the suction blower device to at least one of the first air outlet and the second air outlet is arranged, at least in sections, on a second side opposite the first side with respect to the midplane. 
     
     
         24 . The suction apparatus in accordance with  claim 23 , wherein at least 60% and, in particular, at least 80% of a cross sectional area of the connecting channel is on the second side. 
     
     
         25 . The suction apparatus in accordance with  claim 1 , wherein the second air outlet is arranged on a first side with respect to a midplane of the suction apparatus extending through at least one of a longitudinal central axis and height direction of the suction apparatus and wherein the first air outlet is arranged on a second side opposite the first side with respect to the midplane. 
     
     
         26 . The suction apparatus in accordance with  claim 1 , wherein a first longitudinal central axis of the first channel is oriented at least approximately in parallel to a plane extending through a height direction of the suction apparatus. 
     
     
         27 . The suction apparatus in accordance with  claim 1 , wherein at least one of i) a suction port associated with the suction blower device and ii) an opening device for cooling air associated with the suction blower device and iii) an operating element device of the suction apparatus are arranged on a first side of the suction apparatus. 
     
     
         28 . The suction apparatus in accordance with  claim 1 , wherein at least one of i) the first air outlet and ii) the second air outlet and iii) a receiving region of the suction apparatus for accommodating a cable and iv) a holding device of the suction apparatus for a cable are arranged on a second side of the suction apparatus, which faces away from a first side of the suction apparatus. 
     
     
         29 . The suction apparatus in accordance with  claim 1 , wherein at least one of i) the channel device and ii) the first air outlet and iii) the second air outlet are at least one of i) arranged below a receiving region of the suction apparatus for accommodating a cable and ii) below a holding device of the suction apparatus for a cable with respect to a height direction of the suction apparatus. 
     
     
         30 . The suction apparatus in accordance with  claim 1 , wherein at least one of the first air outlet and the second air outlet are at least one of arranged and formed on the suction head. 
     
     
         31 . The suction apparatus in accordance with  claim 1 , wherein the suctioned material container is releasably connected to the suction head. 
     
     
         32 . The suction apparatus in accordance with  claim 1 , wherein a suction port associated with the suction blower device is at least one of arranged and formed on the suctioned material container. 
     
     
         33 . The suction apparatus in accordance with  claim 1 , comprising a suction head housing of the suction head on which at least one of the first air outlet and the second air outlet are at least one of arranged and formed. 
     
     
         34 . The suction apparatus in accordance with  claim 1 , wherein the channel device is arranged in an inside space of the suction head, wherein the inside space, in particular, is delimited by a suction head housing of the suction head. 
     
     
         35 . The suction apparatus in accordance with  claim 1 , wherein the suction apparatus is set up and configured as at least one of i) a wet-dry vacuum cleaner and ii) a mobile vacuum cleaner and iii) a stand-alone vacuum cleaner. 
     
     
         36 . A suction apparatus, comprising
 a suction head,   a suctioned material container for accommodating suctioned material,   a suction blower device arranged on the suction head and   a channel device associated with the suction blower device for conducting process air at the suction head,   wherein the channel device comprises at least one first air outlet and a second air outlet,   wherein the channel device comprises a first channel associated with the first air outlet for supplying air to the first air outlet and a second channel associated with the second air outlet for supplying air to the second air outlet, and   wherein a smallest angle between a first longitudinal central axis of the first channel and a second longitudinal central axis of the second channel is at least one if i) at least 40° and ii) at most 70°.