Suction nozzle apparatus for a cleaning device, and cleaning device

Abstract

A suction nozzle apparatus for a cleaning device is proposed, including a connector for the application of negative pressure, a suction body and a suction head with at least one intake opening, the suction head being rotatably arranged on the suction body, wherein the at least one intake opening is fluidically connected to the connector, and wherein the suction head is rotatably mounted in an interior space of a housing of the suction body.

1 . A suction nozzle apparatus for a cleaning device, comprising:
 a connector for the application of negative pressure;   a suction body and a suction head with at least one intake opening, the suction head being rotatably arranged on the suction body;   wherein the at least one intake opening is fluidically connected to the connector; and   wherein the suction head is rotatably mounted in an interior space of a housing of the suction body.   
     
     
         2 . The suction nozzle apparatus as claimed in  claim 1 , wherein the housing of the suction body has a first wall and a second wall arranged opposite thereto, between which the suction head is positioned. 
     
     
         3 . The suction nozzle apparatus as claimed in  claim 2 , wherein seatings for rotational mounting of the suction head are arranged on the first wall and the second wall, respectively. 
     
     
         4 . The suction nozzle apparatus as claimed in  claim 3 , wherein a seating is provided as a recess, in each case, in the corresponding wall. 
     
     
         5 . The suction nozzle apparatus as claimed in  claim 1 , wherein oppositely positioned shaft journals are arranged on the suction head for rotational mounting on the suction body. 
     
     
         6 . The suction nozzle apparatus as claimed in  claim 5 , wherein at least one shaft journal is displaceable parallel to a rotation axis of the suction head. 
     
     
         7 . The suction nozzle apparatus as claimed in  claim 6 , wherein the at least one displaceable shaft journal is spring-loaded, wherein for displacement of the corresponding shaft journal in the direction toward the other shaft journal, a spring force must be overcome. 
     
     
         8 . The suction nozzle apparatus as claimed in  claim 1 , wherein the suction head is positioned on the suction body removably and replaceably without tools. 
     
     
         9 . The suction nozzle apparatus as claimed in  claim 1 , wherein the suction head is configured as a shaft. 
     
     
         10 . The suction nozzle apparatus as claimed in  claim 1 , wherein a sliding bearing for the suction head is arranged on the suction body, and wherein in particular, a sliding seal is formed between the suction body and the suction head. 
     
     
         11 . The suction nozzle apparatus as claimed in  claim 10 , wherein in the region of the sliding bearing, the suction body and the suction head have cylinder contours adapted to one another. 
     
     
         12 . The suction nozzle apparatus as claimed in  claim 1 , wherein at least one guide runner is arranged on the suction body for contact on a surface to be cleaned. 
     
     
         13 . The suction nozzle apparatus as claimed in  claim 12 , wherein a guide runner is arranged in the region of each of the opposing end faces of the suction head. 
     
     
         14 . The suction nozzle apparatus as claimed in  claim 12 , wherein the at least one guide runner is oriented transversely to a rotation axis of the suction head. 
     
     
         15 . The suction nozzle apparatus as claimed in  claim 14 , wherein the at least one guide runner is oriented in a direction which is parallel to a pulling direction of the suction nozzle apparatus during operation of the cleaning device. 
     
     
         16 . The suction nozzle apparatus as claimed in  claim 12 , wherein one or more rollers are arranged on the at least one guide runner. 
     
     
         17 . The suction nozzle apparatus as claimed in  claim 11 , wherein a contact surface of the at least one guide runner is oriented parallel to a rotation axis of the suction head. 
     
     
         18 . The suction nozzle apparatus as claimed in  claim 1 , wherein the suction head has at least one suction duct which extends between at least one outlet opening and the at least one intake opening. 
     
     
         19 . The suction nozzle apparatus as claimed in  claim 18 , wherein the suction body has a suction chamber which is fluidically connected to the connector, and wherein the at least one suction duct opens into the suction chamber at every rotational position of the suction head. 
     
     
         20 . The suction nozzle apparatus as claimed in  claim 19 , wherein the suction body comprises a tube element in which the suction chamber is formed and the suction head comprises at least one projecting element which projects into the tube element, and wherein the at least one outlet opening is arranged on the at least one projecting element. 
     
     
         21 . The suction nozzle apparatus as claimed in  claim 20 , wherein, in order to form a sliding seal, the at least one projecting element abuts against a wall of the tube element. 
     
     
         22 . The suction nozzle apparatus as claimed in  claim 20 , wherein, for rotatability on the tube element, the at least one projecting element has a rounded end face. 
     
     
         23 . The suction nozzle apparatus as claimed in  claim 1 , said suction nozzle apparatus comprising a first stop and a second stop for the suction head on the suction body, wherein the suction head is pivotable relative to the suction body between the first stop and the second stop. 
     
     
         24 . The suction nozzle apparatus as claimed in  claim 23 , wherein the rotatability between the first stop and the second stop is stepless. 
     
     
         25 . The suction nozzle apparatus as claimed in  claim 1 , said suction nozzle apparatus comprising at least one spray nozzle for the application of spray to a surface to be cleaned. 
     
     
         26 . The suction nozzle apparatus as claimed in  claim 25 , said suction nozzle apparatus comprising a spray connector which is in fluidic connection with the at least one spray nozzle. 
     
     
         27 . The suction nozzle apparatus as claimed in  claim 25 , wherein the at least one spray nozzle is positioned spaced from the suction head. 
     
     
         28 . The suction nozzle apparatus as claimed in one  claim 25 , said suction nozzle apparatus comprising a holder on which the at least one spray nozzle and the suction body are fixed. 
     
     
         29 . The suction nozzle apparatus as claimed in  claim 28 , said suction nozzle apparatus comprising a front region in front of the holder and a rear region behind the holder, wherein the at least one spray nozzle is positioned in the rear region and in a normal operation of the cleaning device, the suction head is pulled in a pulling direction from the front region to the rear region. 
     
     
         30 . A cleaning device with a blower device for negative pressure generation and with a suction connector, comprising a suction nozzle apparatus, the connector of which is connected to the suction connector,
 said suction nozzle apparatus comprising:   a connector for the application of negative pressure;   a suction body and a suction head with at least one intake opening, the suction head being rotatably arranged on the suction body;   wherein the at least one intake opening is fluidically connected to the connector; and   wherein the suction head is rotatably mounted in an interior space of a housing of the suction body.   
     
     
         31 . The cleaning device as claimed in  claim 30 , said cleaning device being configured as a spray extraction device or steam suction device with a delivery connector for spray fluid which is connected to a spray connector of the suction nozzle apparatus. 
     
     
         32 . The cleaning device as claimed in  claim 30 , said cleaning device comprising a set of different suction heads for different cleaning uses. 
     
     
         33 . The cleaning device as claimed in  claim 32 , wherein the set comprises at least one suction head for spray extraction cleaning of textile materials and one suction head for cleaning hard floors.