Cleaning equipment device

Abstract

The invention relates to a cleaning device (10a - 10c), in particular a low-pressure cleaner, having an outer housing unit (12a - 12c) and a mounting plane (14a; 14b), wherein the outer housing unit (12a - 12c) has a lateral outer wall surface (16a - 16c). It is proposed that the outer housing unit (12a - 12c) has at least one winding recess (18a - 18c) formed in the lateral outer wall surface (16a - 16c) for winding a hose (20a - 20c).

Description

State of the art

[0001] A cleaning device device having an outer housing unit and a mounting plane, wherein the outer housing unit has a lateral outer wall surface, has already been proposed. Disclosure of the invention

[0002] The invention relates to a cleaning device, in particular a low-pressure cleaner, with an outer housing unit and a mounting plane, wherein the outer housing unit has a lateral outer wall surface.

[0003] It is proposed that the outer housing unit has at least one winding recess formed in the lateral outer wall surface for winding a hose.

[0004] The inventive design of the cleaning device allows for particularly gentle and / or user-friendly winding of the hose onto the outer housing unit. Advantageously, the hose can be wound and / or unwound from the outer housing unit particularly quickly and gently. This allows for a particularly high level of user comfort.

[0005] The cleaning device is preferably designed as a high-pressure cleaner or as a low-pressure cleaner. The low-pressure cleaner is particularly designed to generate a maximum fluid pressure of 25 bar. It is conceivable for the water pressure of the cleaning device to be adjustable. The high-pressure cleaner is particularly designed to generate a fluid pressure of at least 70 bar, preferably at least 80 bar, and more preferably at least 100 bar. “Designed” should be understood to mean, in particular, specially programmed, designed, and / or equipped. The fact that an object is designed for a specific function should be understood to mean, in particular, that the object fulfills and / or executes this specific function in at least one application and / or operating state.

[0006] The cleaning device is preferably designed as a portable cleaning device. A "portable cleaning device" is understood here to mean, in particular, a cleaning device for cleaning objects that can be transported by an operator without the need for a transport machine. The portable cleaning device has, in particular, a mass that is less than 40 kg, preferably less than 10 kg, and particularly preferably less than 5 kg. Alternatively or additionally, it is conceivable for the cleaning device to have means of movement, for example, rollers, wheels, or the like.

[0007] The cleaning device is preferably designed as a cordless, in particular battery-operated, cleaning device. The cleaning device preferably has an energy storage receptacle for receiving an energy storage device, for example a rechargeable battery pack or a battery pack. The energy storage receptacle preferably has an electrical interface for electrical connection to the energy storage device. It is conceivable for the energy storage device to be part of the cleaning device. It is conceivable for the energy storage receptacle to have a closure element, for example a lid, for closing an energy storage receptacle area of ​​the energy storage receptacle for the energy storage device. It is conceivable for the energy storage device to be removably arranged in the energy storage receptacle, preferably without tools, for example for charging and / or replacement or the like.Alternatively, it is conceivable that the energy storage device is integrated into the outer housing unit, in particular by means of a tool or the like, and can be detached from the energy storage receptacle.

[0008] The installation plane is preferably spanned by a plurality of installation points and / or installation surfaces of the cleaning device on a base, in particular when the cleaning device is placed on the base. The installation points and / or installation surfaces can, in particular, be formed at least partially by the outer housing unit. Additionally or alternatively, it is conceivable that at least some of the installation points and / or installation surfaces are defined by a device frame, for example a metal frame or a plastic frame, which preferably supports the outer housing unit.

[0009] The lateral outer wall surface preferably runs transversely, in particular other than parallel, to the installation plane. The lateral outer wall surface can be at least partially flat and / or at least partially curved. The lateral outer wall surface corresponds in particular to an entire lateral outer surface of the outer housing unit in the circumferential direction, which preferably runs in a plane parallel to the installation plane. The outer housing unit preferably has at least one lateral outer wall which defines the lateral outer wall surface. The lateral outer wall surface is preferably defined by four adjacent lateral outer walls of the outer housing unit. The outer housing unit has, for example, a rectangular peripheral shape, in particular when viewed in a direction perpendicular to the installation plane.Alternatively, however, it is also conceivable for the outer housing unit to have a different peripheral shape, for example, a triangular, circular, pentagonal, or similar shape, particularly viewed in the direction perpendicular to the installation plane. The peripheral shape is preferably defined by the lateral outer wall surface. The outer housing unit is preferably cuboid-shaped.

[0010] The winding recess is formed as a depression in the lateral outer wall surface. The winding recess is provided as a winding point for winding up the hose. The winding recess is in particular different from simply receiving a wound-up hose. The winding recess is in particular intended to interact with the hose for winding up the hose. “Intended” should be understood to mean specially set up, specially designed and / or specially equipped. The fact that an object is intended for a specific function should be understood to mean that the object fulfills and / or performs this specific function in at least one application and / or operating state. It is conceivable that a holding element, for example a projection, is arranged on the winding recess to hold the hose.The holding element is preferably provided to hold a final winding of the hose in the winding recess, in particular before a liquid dispensing unit, for example a cleaning gun, of the cleaning device is arranged in a gun receptacle of the cleaning device. The holding element is preferably formed at least partially integrally with the outer housing unit. The holding element is arranged in particular on a side of the winding recess facing away from the installation plane.

[0011] Furthermore, it is proposed that the winding recess is arranged in a corner region of the lateral outer wall surface. Advantageously, the winding recess can be designed to be particularly space-saving. A particularly compact cleaning device with particularly advantageous hose winding properties can be provided. The corner region preferably comprises at least one corner of the outer housing unit, in particular of the outer wall surface. The corner region of the corner on one of the lateral outer walls, which is preferably delimited by the corner, extends from the corner preferably over a maximum of 50%, preferably over a maximum of 25%, particularly preferably over a maximum of 10%, of an entire extent of the respective lateral outer wall, in particular viewed in a direction running parallel to the installation plane. Preferably, a corner of the lateral outer wall surface is arranged between each of the lateral outer walls.In a preferred embodiment, the lateral outer wall surface has four corners, each defining a corner region.

[0012] Furthermore, it is proposed that a region of the lateral outer wall surface between two corner regions of the lateral outer wall surface be designed without winding recesses. Advantageously, an outer housing unit with a particularly spacious interior can be provided. Advantageously, a particularly large liquid tank can be arranged in the outer housing unit and / or a particularly high degree of flexibility in the component arrangement within the outer housing unit can be realized. A particularly high degree of design flexibility can be realized. Preferably, winding recesses are arranged only in the corner regions.

[0013] It is also proposed that one corner of the lateral outer wall surface, in particular the one already mentioned, has only one winding recess. This can advantageously counteract improper winding of the hose. The hose can advantageously be wound up in a particularly compact manner. A particularly high level of user comfort can be achieved. Alternatively, it is conceivable for the at least one corner to have more than one winding recess, in particular spaced apart from one another in a direction perpendicular to the installation plane. The winding recess is preferably provided to accommodate at least one winding of the hose, preferably a plurality of windings of the hose, preferably two windings or three windings, or alternatively more than three windings of the hose.

[0014] It is also proposed that the outer housing unit has an energy storage receptacle, in particular the one already mentioned, wherein the winding recess is arranged at a distance from the energy storage receptacle, in particular with respect to the installation plane. Advantageously, a particularly user-friendly arrangement of the hose on the outer housing unit can be achieved. Any impairment of access to the energy storage receptacle by the hose wound over the at least one winding recess can be counteracted. In particular, the energy storage receptacle is arranged at a distance from the winding recess when viewed in a direction perpendicular to the installation plane. Preferably, the energy storage receptacle is arranged between the installation plane and the winding recess, preferably when viewed in the direction perpendicular to the installation plane.

[0015] It is further proposed that the outer housing unit have a user interface receptacle, which is arranged at a distance from the winding recess, in particular with respect to the installation plane, preferably between the winding recess and a handle area of ​​the cleaning device. Advantageously, a particularly user-friendly arrangement of the hose on the outer housing unit can be achieved. Any impairment of access to the user interface receptacle by the hose wound over the at least one winding recess can be counteracted. The user interface receptacle is preferably provided for receiving a user interface. The user interface is preferably part of the cleaning device.The user interface comprises, for example, a display means, in particular a screen or the like, and / or input means, in particular a keypad, a button, a key or the like.

[0016] It is further proposed that the outer housing unit have a hose passage interface for the hose, which defines a hose alignment, in particular a connection and / or coupling axis for the hose, which runs at least substantially parallel to a region of the lateral outer wall surface in which the hose passage interface is arranged. This makes it possible to achieve particularly gentle and / or space-saving hose guidance. Advantageously, a winding direction for the hose can be specified in a particularly simple manner in terms of construction. This makes it particularly easy to operate. “Substantially parallel” can be understood here as an alignment of a direction relative to a reference direction, in particular in a plane, wherein the direction has a deviation from the reference direction of in particular less than 8°, advantageously less than 5° and particularly advantageously less than 2°.The hose passage interface preferably has a passage opening for the hose. The hose is preferably guided through the passage opening and preferably connected in an interior region of the outer housing unit, preferably to the pump. Alternatively, it is conceivable for the hose passage interface to form a connection for the hose. It is conceivable for the hose passage interface to be formed by the passage opening. The passage opening is preferably arranged in the outer wall surface. The passage opening, in particular, defines the hose orientation. Preferably, an opening cross-section of the passage opening runs at least substantially perpendicular to the hose orientation."Substantially perpendicular" can be understood as an alignment of a direction relative to a reference direction, wherein the direction and the reference direction, particularly viewed in a projection plane, enclose an angle of 90°, and the angle has a maximum deviation of, in particular, less than 8°, advantageously less than 5°, and particularly advantageously less than 2°. It is conceivable for the hose passage interface to have a strain relief element, for example, an anti-kink sleeve or the like, which is preferably arranged on the outer housing unit, particularly at the passage opening.

[0017] It is further proposed that the at least one winding recess defines a winding plane that runs at least substantially parallel to the installation plane. Advantageously, a particularly space-saving and particularly unrestricted winding of the hose can be achieved. Preferably, the at least one winding recess is elongated, in particular curved around the corner. A main extension of the winding recess defines, in particular, the winding plane. Alternatively, it is conceivable that the winding plane is defined by the plurality of winding recesses.

[0018] It is also proposed that the outer housing unit have a hose passage interface for the hose, in particular the one already mentioned above, which is arranged in a connecting region between two housing shells of the outer housing unit. Advantageously, particularly simple assembly of the cleaning device can be achieved. Repairs can be carried out particularly easily. A particularly advantageous, in particular gentle and / or safe, arrangement of the hose within the outer housing unit can be achieved. Preferably, the hose passage interface is arranged on one side of the lateral outer wall surface to which the housing shells are connected to one another, preferably abutting one another.

[0019] The cleaning device according to the invention should not be limited to the application and embodiment described above.

[0020] In particular, the cleaning device according to the invention may have a number of individual elements, components, units, and method steps that differs from the number stated herein in order to fulfill a function described herein. Furthermore, in the value ranges specified in this disclosure, values ​​within the stated limits are also to be considered disclosed and can be used arbitrarily. drawing

[0021] Further advantages will become apparent from the following description of the drawings. The drawings illustrate three exemplary embodiments of the invention. The drawings, the description, and the claims contain numerous features in combination. Those skilled in the art will also expediently consider the features individually and combine them into useful further combinations.

[0022] They show: Fig. 1 a cleaning device according to the invention in a front view, Fig. 2 the cleaning device in a rear view, Fig. 3 the cleaning device in a perspective view without a hose, Fig. 4 a cleaning device according to the invention in a first alternative embodiment in a perspective view, Fig. 5 a corner of an outer housing unit of the cleaning device device Fig. 4 without hose, Fig. 6 a perspective view of a part of a cleaning device according to the invention in a second alternative embodiment and Fig. 7 a cross-sectional view of a part of the cleaning device device of Fig. 6. Description of the embodiments

[0023] Fig. 1 shows a cleaning device 10a. The cleaning device 10a is designed as a low-pressure cleaner. The low-pressure cleaner is configured to generate a maximum fluid pressure of 25 bar. It is conceivable that the water pressure of the cleaning device 10a is adjustable. Alternatively, it is conceivable that the cleaning device 10a is designed as a high-pressure cleaner. Fig. 1 shows in particular a front side of the cleaning device 10a, Fig. 2 shows a rear side of the cleaning device device 10a.

[0024] The cleaning device 10a is designed as a portable cleaning device. The portable cleaning device 10a has a mass of less than 40 kg, preferably less than 10 kg, and particularly preferably less than 5 kg. Alternatively or additionally, it is conceivable for the cleaning device 10a to have means of movement, for example, rollers, wheels, or the like.

[0025] The cleaning device 10a is designed as a cordless, in particular battery-operated, cleaning device. An outer housing unit 12a of the cleaning device 10a has an energy storage receptacle 26a for receiving an energy storage device (not shown here), for example, a battery pack. The energy storage receptacle 26a has an electrical interface for electrically connecting to the energy storage device. It is conceivable that the energy storage device is part of the cleaning device 10a. The energy storage receptacle 26a has a closure element 46a, for example, a cover, for closing an energy storage receptacle area of ​​the energy storage receptacle 26a for the energy storage device. The energy storage device can be removably arranged in the energy storage receptacle 26a, preferably without tools, for example for charging and / or replacement or the like.Alternatively, it is conceivable that the energy storage device is integrated in the outer housing unit 12a of the cleaning device 10a, in particular by means of a tool or the like, and can be detached from the energy storage receptacle 26a.

[0026] The cleaning device 10a has a drive unit (not shown here). The drive unit has a motor, for example an electric motor. The cleaning device 10a has a pump (not shown here). The pump is provided to transport a liquid in a hose 20a of the cleaning device 10a to a liquid dispensing unit 48a, preferably arranged at a free end of the hose 20a. The liquid dispensing unit 48a is designed here, for example, as a spray gun. The drive unit is provided at least to drive the pump. The drive unit is connected, in particular at least electrically, to the energy storage receptacle 26a, preferably to the electrical interface. The drive unit can be supplied with electrical energy via the energy storage device.

[0027] The cleaning device 10a has a control and / or regulating unit (not shown here) for controlling the drive unit. The control or regulating unit comprises, in particular, at least one processor and one memory element, as well as an operating program stored on the memory element. The memory element is preferably designed as a digital storage medium, for example, as a hard disk or the like. The control or regulating unit is at least partially arranged in the outer housing unit 12a. The drive unit and / or the pump are / are arranged in the outer housing unit 12a.

[0028] The cleaning device 10a has a liquid tank 50a for holding a liquid. The liquid tank 50a has an inlet opening 52a for filling the liquid tank 50a with a cleaning liquid, for example, water and / or a cleaning agent. The liquid tank 50a has an outlet opening (not shown here) for discharging the liquid from the liquid tank 50a. The outlet opening is fluidly connected to the pump, in particular via a connecting hose or the like.

[0029] The hose 20a is fluidly connected to the liquid tank 48a. The pump is fluidly arranged between the hose 20a and the outlet opening of the liquid tank 50a. The cleaning device 10a has a closure element 54a, for example, a lid or the like, for closing the inlet opening 52a of the liquid tank 48a. The liquid tank 48a is arranged on the outer housing unit 12a, preferably arranged within the outer housing unit 12a, preferably integrated into the outer housing unit 12a, for example, formed at least partially integrally with the outer housing unit 12a.

[0030] The liquid tank 50a has a control element 62a for checking the liquid level in the liquid tank 50a. The control element 62a is embodied here, for example, as a display window, in particular on the front side, here, for example, on a lateral outer wall surface 16a. Alternatively, it is also conceivable for the control element 62a to be embodied as a mechanical liquid level indicator, for example, as a float element or the like.

[0031] The cleaning device 10a has a mounting plane 14a. The mounting plane 14a is spanned by a plurality of mounting points and / or mounting surfaces of the cleaning device 10a on a base, in particular when the cleaning device 10a is placed on the base. The mounting points and / or mounting surfaces are formed by the outer housing unit 12a.

[0032] The outer housing unit 12a has the lateral outer wall surface 16a. The lateral outer wall surface 16a runs transversely, in particular other than parallel, to the installation plane 14a. The lateral outer wall surface 16a can be at least partially flat and / or at least partially curved. The lateral outer wall surface 16a corresponds to an entire lateral outer surface of the outer housing unit 12a in the circumferential direction, which preferably runs in a plane parallel to the installation plane 14a. The outer housing unit 12a here has, for example, four lateral outer walls 56a, which define the lateral outer wall surface 16a. The lateral outer walls 56a abut one another. The outer housing unit 12a here has, for example, a rectangular peripheral shape, in particular when viewed in a direction perpendicular to the installation plane 14a.The peripheral shape is preferably defined by the lateral outer wall surface 16a. The outer housing unit 12a is cuboid-shaped.

[0033] The outer housing unit 12a has at least one winding recess 18a, here, for example, four winding recesses 18a, for winding a hose 20a. The winding recesses 18a are formed in the lateral outer wall surface 16a. The winding recesses 18a are formed as depressions in the lateral outer wall surface 16a. The winding recesses 18a are provided as winding points for winding the hose 20a. The winding recesses 18a are different from simply receiving a wound hose 20a. The winding recesses 18a are provided to interact with the hose 20a to wind the hose 20a.

[0034] The winding recesses 18a are each arranged in a corner region 22a of the lateral outer wall surface 16a. The corner regions 22a each encompass a corner 24a of the outer housing unit 12a, in particular of the outer wall surface 16a. The corner region 22a of a respective corner 24a on one of the lateral outer walls 56a, which is preferably delimited by the respective corner 24a, extends from the corner 24a over a maximum of 50%, preferably over a maximum of 25%, particularly preferably over a maximum of 10%, of an entire extent of the respective lateral outer wall 56a, in particular viewed in a direction parallel to the installation plane 24a. One of the corners 24a of the lateral outer wall surface 26a is arranged between the lateral outer walls 56a. A region 24a of the lateral outer wall surface 16a between each two, in particular adjacent, corner regions 22a of the lateral outer wall surface 16a is designed without winding recesses.

[0035] A corner 24a of the lateral outer wall surface 16a has only one of the winding recesses 18a. The winding recesses 18a are each provided to accommodate at least one winding of the hose 20a, preferably several windings of the hose 20a, preferably two windings or three windings, or alternatively more than three windings of the hose 20a.

[0036] The winding recesses 18a are arranged at a distance from the energy storage receptacle 26a, in particular with respect to the installation plane 14a. The energy storage receptacle 26a is arranged at a distance from the winding recesses 18a, viewed in a direction perpendicular to the installation plane 14a. The energy storage receptacle 26a is arranged between the installation plane 14a and the winding recesses 18a, preferably viewed in the direction perpendicular to the installation plane 14a.

[0037] The outer housing unit 12a has a user interface receptacle 28a. The user interface receptacle 28a is arranged at a distance from the winding recesses 18a, in particular with respect to the installation plane 14a, preferably between the winding recesses 18a and a handle area 30a, in particular a handle 58a, of the cleaning device 10a. The user interface receptacle 28a is provided for receiving a user interface 60a. The user interface 60a is part of the cleaning device 10a. The user interface 60a has, for example, a display means, in particular a screen or the like, and / or input means, in particular a keypad, a button, a key, or the like.

[0038] The winding recesses 18a define a winding plane 36a. The winding plane 36a runs at least substantially parallel to the support plane 14a. The winding recesses 18a are elongated, in particular curved around the respective corner 24a. A respective main extension of the winding recesses 18a defines the winding plane 36a. Alternatively, it is conceivable that the winding plane 36a is defined by the plurality of winding recesses 18a.

[0039] In the Fig. 4 to 7 show further embodiments of the invention. The following descriptions and the drawings are essentially limited to the differences between the embodiments, whereby with regard to components with the same designation, in particular with regard to components with the same reference numerals, reference is also made to the drawings and / or the description of the other embodiments, in particular to the Fig. 1 to 3. To distinguish the embodiments, the letter a is added to the reference numerals of the embodiment in the Fig. 1 to 3. In the examples of the Fig. 4 to 7, the letter a is replaced by the letters b and c.

[0040] Fig. Figure 4 shows a cleaning device 10b. The cleaning device 10b is designed as a low-pressure cleaner. Alternatively, it is conceivable that the cleaning device 10b is designed as a high-pressure cleaner.

[0041] The cleaning device device 10b has a mounting surface 14b. The cleaning device device 10b has an outer housing unit 12b. The outer housing unit 12b has a lateral outer wall surface 16b.

[0042] The outer housing unit 12b has at least one winding recess 18b, here, for example, eight winding recesses 18b, for winding a hose 20b of the cleaning device 10b. The winding recesses 18b are formed in the lateral outer wall surface 16b.

[0043] A corner 24b of the outer housing unit 12b has two of the winding recesses 18b, which are spaced apart from one another, in particular when viewed in a direction perpendicular to the installation plane 14b.

[0044] A maximum height of the cleaning device 10b is, for example, essentially 270 mm here. A maximum length of the cleaning device 10b is, for example, essentially 380 mm here. A maximum width of the cleaning device 10b is, for example, essentially 200 mm here. In this context, the fact that a size at least substantially corresponds to a predetermined value should be understood in particular to mean that a deviation from the predetermined value deviates in particular by less than 25%, preferably less than 10%, and particularly preferably less than 5% of the predetermined value. An outer region 74b of the winding recesses 18b each has a radius of essentially 7 mm.

[0045] The cleaning device 10b here, for example, has a weight of at least 5 kg and a maximum of 12 kg when the liquid tank of the cleaning device 10b is full. The liquid tank here, for example, has a capacity of at least 4 L and a maximum of 8 L. A maximum water pressure of the cleaning device 10b here is, for example, 20 bar, in particular with a flow rate of 1.8 L / min.

[0046] A corner radius of the corner 24b is, for example, essentially 40 mm. A maximum depth 64b of the winding recesses 18b is, for example, essentially 18 mm (cf. Fig. 5). A vertical radius 66b of a respective winding recess 18b through a center point of the respective winding recess 18b is essentially 7.5 mm. A horizontal radius 68b of a respective winding recess 18b through the center point of the respective winding recess 18b is essentially 85 mm. An angle 72b between a flank 70b of the winding recesses 18b and a plane running parallel to the installation plane 14b is, for example, essentially 15°.

[0047] Fig. Figure 6 shows a cleaning device 10c. The cleaning device 10c is designed as a low-pressure cleaner. Alternatively, it is conceivable that the cleaning device 10c is designed as a high-pressure cleaner.

[0048] The cleaning device device 10c has a mounting surface (not shown here). The cleaning device device 10c has an outer housing unit 12c. The outer housing unit 12c has a lateral outer wall surface 16c.

[0049] The outer housing unit 12c has at least one winding recess 18c, here, for example, four winding recesses 18c, for winding a hose 20c. The winding recesses 18c are formed in the lateral outer wall surface 16c.

[0050] The outer housing unit 12c has a hose passage interface 32c for the hose 20c. The hose passage interface 32c defines a hose alignment 34c. The hose alignment 34c runs at least substantially parallel to a region of the lateral outer wall surface 16c in which the hose passage interface 32c is arranged.

[0051] The hose passage interface 32c has a passage opening 78c for the hose 20c. The hose 20c is guided through the passage opening 78c and is preferably connected in an interior region of the outer housing unit 12c, preferably to a pump 82c of the cleaning device 10c. Alternatively, it is conceivable for the hose passage interface 32c to form a connection for the hose 20c. The passage opening 78c is arranged in the outer wall surface 16c. The passage opening 78c defines the hose alignment 34c. An opening cross-section of the passage opening 78c runs at least substantially perpendicular to the hose alignment 34c. The hose passage interface 34c has a strain relief element 80c, for example, an anti-kink sleeve or the like. The strain relief element 80c is arranged on the outer housing unit 12c, in particular on the passage opening 78c.Alternatively, it is also conceivable that the hose passage interface 34c is formed by the passage opening 78c, in particular free of a strain relief element 80c.

[0052] The hose passage interface 32c is arranged in a connecting region 40c between two housing shells 42c, 44c of the outer housing unit 12c. The hose passage interface 32c is arranged on one side of the lateral outer wall surface 16c, to which the housing shells 42c, 44c are connected to one another, preferably abutting one another.

[0053] A holding element 76c is arranged at one of the winding recesses 18c. The holding element 76c is intended to hold a final winding of the hose 20c in the winding recesses 18c, in particular before a liquid dispensing unit 48c is arranged in a gun receptacle of the cleaning device 10c. The holding element 76c is at least partially formed integrally with the outer housing unit 12c. The holding element 76c is arranged on a side of the winding recess 18c facing away from the installation plane.

Claims

[1] Cleaning device (10a - 10c), in particular low-pressure cleaner, comprising an outer housing unit (12a - 12c) and a mounting level (14a; 14b), wherein the outer housing unit (12a - 12c) has a lateral outer wall surface (16a - 16c), characterized by , that the outer housing unit (12a -12c) has at least one winding recess (18a - 18c) formed in the lateral outer wall surface (16a - 16c) for winding a hose (20a - 20c). [2] Cleaning device (10a - 10c) according to claim 1, characterized by , that the winding recess (18a -18c) is located in a corner area (22a) of the lateral outer wall surface (16a -16c). [3] Cleaning device (10a - 10c) according to any one of the preceding claims, characterized by , that an area (24a) of the lateral outer wall surface (16a - 16c) between two corner areas (22a) of the lateral outer wall surface (16a - 16c) is formed without winding recesses. [4] Cleaning device (10a; 10c) according to one of the preceding claims, characterized by , that one corner (24a) of the lateral outer wall surface (16a; 16c) has only one winding recess (18a; 18c). [5] Cleaning device (10a - 10c) according to any one of the preceding claims, characterized by , that the outer housing unit (12a -12c) has an energy storage receptacle (26a), wherein the winding recess (18a - 18c) is arranged at a distance from the energy storage receptacle (26a), in particular with respect to the installation plane (14a; 14b). [6] Cleaning device (10a - 10c) according to any one of the preceding claims, characterized by, that the outer housing unit (12a -12c) has a user interface receptacle (28a) which is spaced apart from the winding recess (18a - 18c), in particular with respect to the installation plane (14a; 14b), preferably between the winding recess (18a -18c) and a grip area (30a) of the cleaning device device (10a -10c). [7] Cleaning device (10a - 10c) according to any one of the preceding claims, characterized by , that the outer housing unit (12a -12c) has a hose passage interface (32c) for the hose (20a - 20c) which defines a hose orientation (34c) which is at least substantially parallel to a region of the lateral outer wall surface (16a -16c) in which the hose passage interface (32c) is located. [8] Cleaning device (10a - 10c) according to any one of the preceding claims, characterized by, that at least one winding recess (18a - 18c) spans a winding plane (36a) which runs at least substantially parallel to the installation plane (14a; 14b). [9] Cleaning device (10a - 10c) according to any one of the preceding claims, characterized by , that the outer housing unit (12a -12c) has a hose passage interface (32c) for the hose (20a - 20c) which is located in a connection area (40c) between two housing shells (42c, 44c) of the outer housing unit (12a - 12c).

Images