CN216876162U - Cleaning device - Google Patents

Abstract

The embodiment of the utility model provides a cleaning device, which comprises a main machine, a cleaning head, a connecting pipe, a handle and a dirt suction port, wherein the dirt suction port is used for sucking dirt from a surface to be cleaned; set up three connecting portion on the casing through cleaning device to set up two connecting portions on the handle, the user can be according to the difference of use scene, the free equipment mode that switches cleaning device. Therefore, the cleaning device provided by the embodiment of the utility model has the advantages of simple structure, low cost, small occupied space, wide usable range, convenience and flexibility in assembly mode change.

Description

Cleaning device

Technical Field

The utility model relates to the technical field of cleaning tools, in particular to a cleaning device.

Background

Cleaning devices such as hand-held cleaners generally comprise a cleaning head (e.g. a floor brush) and a main unit connected to the cleaning head. In the related art, the main unit is located at the upper end of the suction passage, and when the cleaner is used, the main unit is closer to the hand of the user, so that the user feels loud noise. The two schemes have respective advantages and disadvantages. For this reason, the related art proposes a cleaning apparatus having different assembly modes, in which a main body is selectively provided at an upper end of a suction passage and a lower end of the suction passage, but there are problems in that a connection structure is complicated and an assembly mode is inconvenient to change.

Disclosure of Invention

The present invention is directed to solving, at least in part, one of the technical problems in the related art.

To this end, an embodiment of the present invention proposes a cleaning device.

The cleaning device comprises a main machine, a cleaning head, a connecting pipe, a handle and a dirt suction port, wherein the dirt suction port is used for sucking dirt from a surface to be cleaned, the cleaning head is provided with a head suction channel, the main machine comprises a machine shell, the machine shell is internally provided with the main machine suction channel, the machine shell is provided with a first main machine connecting part, a second main machine connecting part and a third main machine connecting part, the handle is provided with a first handle connecting part and a second handle connecting part, and the cleaning device has a first assembly mode, a second assembly mode and a fourth assembly mode.

Wherein in the first assembly mode, the second handle connecting portion is connected to the third main unit connecting portion to mount the handle to the main unit, the first end of the nozzle is connected to the first main unit connecting portion, the second end of the nozzle is connected to the cleaning head so that the main unit is away from the cleaning head, and the inlet of the head suction passage serves as the soil suction port.

In the second assembly mode, the second handle connecting part is connected with the third host connecting part so as to install the handle on the host, the first end of the connecting pipe is connected with the first host connecting part, and a port at the second end of the connecting pipe is used as the sewage suction port.

In the third assembly mode, the second handle connecting portion is connected to the third main unit connecting portion to mount the handle to the main unit, and an inlet of the main unit suction passage serves as the dirt suction port.

In the fourth assembly mode, the first main unit connecting portion is connected to the cleaning head so that the main unit is adjacent to the cleaning head, the inlet of the head suction passage serves as the soil suction port, one of the first and second ends of the joint pipe is connected to the first handle connecting portion, and the other of the first and second ends of the joint pipe is connected to the second main unit connecting portion. It will be appreciated that the cleaning apparatus of the embodiments of the present invention can be switched freely between the first to fourth modes of assembly, with the main unit, the cleaning head, the wand, the handle and the dirt suction opening being detachably connected.

According to the cleaning device provided by the embodiment of the utility model, the first host connecting part, the second host connecting part and the third host connecting part are arranged on the shell of the host, the handle is provided with the first handle connecting part and the second handle connecting part, the handle can be detachably connected with one of the head connecting pipe part and the connecting pipe through the first host connecting part, and the first handle connecting part and the second handle connecting part of the handle are matched, so that different assembly modes can be selected according to specific application scenes. And along with the change of the equipment mode, switch over first host computer connecting portion, second host computer connecting portion and third host computer connecting portion on the host computer, first handle connecting portion and second handle connecting portion hookup location on the handle or the change of part combination kind realize when changing host computer hookup location, the handle still is in the one end of keeping away from the cleaning head, accords with customer's use habit and the convenience of operation. Moreover, the cleaning device provided by the embodiment of the utility model has the advantages of convenience in operation mode replacement and simple structure while switching between the first assembly mode and the fourth assembly mode, so that the experience degree of a user is improved, and the requirement of the user on one machine with multiple purposes is met. For example, when the dust of clearance indoor eminence, can adopt first equipment mode, the host computer is close to the handle, can reduce cleaning device's holistic focus, is convenient for control cleaning device. When dirt on the ground in a room is cleaned, the fourth assembly mode can be adopted, the main machine is close to the cleaning head, the integral gravity center of the cleaning device can be reduced, and the cleaning device has the advantage of being convenient to control.

In a second assembly mode, the handle, the host and the connecting pipe are assembled, a second handle connecting part of the handle is connected with a third host connecting part of the host, the first end of the connecting pipe is connected with the host, the first host connecting part is connected, and a port of a second end of the connecting pipe is used as the sewage suction port. I.e. the cleaning head is omitted and dirt enters the main unit from the second end of the wand. The second assembly mode is suitable for cleaning dirt in a narrow space, such as a slit formed by a bed close to a wall.

The third equipment mode only needs to assemble handle and host computer, has alleviateed the weight when using greatly, and this kind of equipment mode is applicable to and is collecting the foul in the region that is on desktop or subaerial a great deal and the volume is less, has collection efficiency height, labour saving and time saving's advantage.

In addition, in the first assembly mode, dirt is directly sucked into the main machine through the head connecting pipe part; when switching from first equipment mode to fourth equipment mode, the takeover can regard as the part of intercommunication passageway as between dirt from head connecting tube portion to the dirt collecting element, and two kinds of equipment modes do not need additionally to reset the connecting pipe that is used for communicating head connecting tube portion to dirt collecting element, have that the structure is simple and convenient, with low costs and occupation space is little advantage.

Meanwhile, the user can directly detach the cleaning head from the cleaning device under the first assembly mode according to the requirement, namely, the cleaning device is switched from the first assembly mode to the second assembly mode; the cleaning head and the connecting pipe can be directly disassembled from the cleaning device in the first assembly mode according to requirements, and the cleaning device can be switched from the first assembly mode to the third assembly mode; or the connecting pipe is directly detached from the cleaning device under the second assembly mode according to requirements, so that the cleaning device can be switched from the second assembly mode to the third assembly mode, and the advantages of convenience and flexibility in assembly mode conversion are improved.

Therefore, the cleaning device provided by the embodiment of the utility model has the advantages of simple structure, low cost, small occupied space, wide usable range, convenience and flexibility in assembly mode change.

In some embodiments, the cleaning device further comprises a suction nozzle mounted to the second end of the nozzle in the second assembly mode, and/or mounted to the inlet of the host suction channel in the third assembly mode.

In some embodiments, the cleaning head has a head connecting pipe portion, the first host connecting portion is a first connecting hole provided in the casing and constituting a part of the host suction passage, the second host connecting portion is a second connecting hole provided in the casing, the head connecting pipe portion fits in the second end of the nozzle pipe in the first assembly mode, the first end of the nozzle pipe fits in the first connecting hole in the second assembly mode, the head connecting pipe portion fits in the first connecting hole in the fourth assembly mode, and the other of the first end and the second end of the nozzle pipe fits in the second connecting hole.

In some embodiments, the first stem connection part is a stem connection hole, the third main unit connection part is one of a fitting groove and a fitting projection, and the second stem connection part is the other of a fitting groove and a fitting projection, and in the fourth assembly mode, one of the first end and the second end of the adapter tube is fitted in the stem connection hole.

In some embodiments, the third main unit connection part is a fitting groove, the fitting groove is substantially rectangular, the handle is substantially triangular ring-shaped, the shank connection hole is formed in one corner of the handle, the second shank connection part is a fitting protrusion, and a bottom surface of the handle is a stepped surface to form the fitting protrusion.

In some embodiments, the third host connection portion is a mating groove, the mating groove is substantially rectangular and the rear end of the mating groove is open, the second handle connection portion is a mating protrusion, the bottom surface of the mating groove is an arc-shaped surface, the surface of the mating protrusion opposite to the mating groove is an arc-shaped surface, a clamping groove is formed in the bottom surface of the mating groove, and the handle is provided with a locking tongue for being detachably locked in the clamping groove.

In some embodiments, the first end of the spud has a reduced diameter section adapted to fit within the shank coupling bore and the first coupling bore, wherein in the first and second assembly modes the reduced diameter section fits within the first coupling bore, and in the fourth assembly mode the reduced diameter section fits within the shank coupling bore and the second end of the spud fits within the second coupling bore.

In some embodiments, the first end of the spud has a reduced diameter section adapted to fit within the first and second connection bores, wherein in the first and second assembly modes the reduced diameter section fits within the first connection bore, and in the fourth assembly mode the reduced diameter section fits within the second connection bore, and the second end of the spud fits within the shank connection bore.

In some embodiments, the housing case includes a cylindrical first case and a second case connected to an outer circumferential wall of the first case, the fitting groove is provided in the outer circumferential wall of the first case and extends forward from a rear end of the first case by a predetermined length, the first coupling hole is formed at a front end of the second case, and the second coupling hole is formed at a rear end of the second case.

In some embodiments, a front end of the second case extends forward beyond a front end of the first case and is formed in a column shape, a rear end of the first case extends rearward beyond a rear end of the second case, a central axis of the first connection hole is located on an upper side of a central axis of the second connection hole, and the first case is located on an upper side of a central axis of the first connection hole.

Drawings

Figure 1 is a perspective view of a cleaning device according to an embodiment of the present invention in a first assembled mode.

Fig. 2 is an exploded view of the cleaning device shown in fig. 1.

FIG. 3 is another perspective view of an embodiment in accordance with the present invention in a first assembled mode.

Figure 4 is a perspective view of a cleaning device in a second assembled mode according to an embodiment of the present invention.

Figure 5 is a perspective view of a cleaning device in a third assembly mode according to an embodiment of the present invention.

FIG. 6 is a perspective view of a cleaning device according to an embodiment of the present invention in a fourth assembly mode.

Figure 7 is an exploded view of the cleaning device shown in figure 6.

Figure 8 is an exploded view of a cleaning device according to another embodiment of the present invention in a fourth mode of assembly.

Fig. 9 is a perspective view of a host according to an embodiment of the present invention.

Fig. 10 is an enlarged view of fig. 9 at I.

FIG. 11 is a perspective view of a handle according to an embodiment of the present invention.

Reference numerals:

a main body 1, a first main body connecting part 11, a second main body connecting part 12, a third main body connecting part 13, a first shell 14, a second shell 15,

the adapter 2, the first end 21, the second end 22, the reduced diameter section 211,

a handle 3, a first handle connecting portion 31, a second handle connecting portion 32, a fitting projection 33,

the cleaning head 4 is connected with the pipe part 41.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are illustrative and intended to explain the present invention and should not be construed as limiting the present invention.

A cleaning device of an embodiment of the present invention is described below with reference to fig. 1 to 11.

The cleaning device of the embodiment of the utility model comprises a main machine 1, a cleaning head 4, a connecting pipe 2, a handle 3 and a dirt suction port for sucking dirt from a surface to be cleaned. The cleaning head 4 has a head suction passage. The main machine 1 comprises a machine shell, and a suction channel of the main machine 1 is arranged in the machine shell. It will be appreciated that a suction means for generating a suction force to cause the suction inlet to draw in fluid and a dirt collection means for separating dirt from the drawn in fluid and collecting the dirt are also provided within the housing, the suction means comprising, for example, a suction motor and a suction fan. The cleaning device according to the embodiment of the utility model may be, for example, a vacuum cleaner, but also other cleaning devices, such as a floor washing machine, in which case a water tank is provided in the housing for supplying water through a water supply channel towards the cleaning head or the surface to be cleaned, and a water nozzle is provided in the cleaning head 4.

The housing has a first host connection part 11, a second host connection part 12 and a third host connection part 13, the handle 3 has a first handle connection part 31 and a second handle connection part 32, the cleaning device has first to fourth assembly modes,

wherein in the first mode of assembly the second handle connection 32 is connected to the third main unit connection 13 for mounting the handle 3 to the main unit 1, the first end 21 of the wand 2 is connected to the first main unit connection 11, the second end 22 of the wand 2 is connected to the cleaner head 4 so that the main unit 1 is remote from the cleaner head 4, the inlet to the head suction channel acts as a dirt suction port,

in the second assembly mode, the second handle connection 32 is connected to the third host connection 13 to mount the handle 3 to the host 1, the first end 21 of the nozzle 2 is connected to the first host connection 11, and the port of the second end 22 of the nozzle 2 serves as a suction port;

in the third assembly mode, the second handle link 32 is connected to the third main unit link 13 to mount the handle 3 to the main unit 1, and the inlet of the suction passage of the main unit 1 serves as a dirt suction port;

in the fourth mode of assembly, the first main unit connection portion 11 is connected to the cleaner head 4 so that the main unit 1 is adjacent to the cleaner head 4, the inlet of the head suction passage serves as a dirt suction port, one of the first and second ends 21 and 22 of the joint pipe 2 is connected to the first handle connection portion 31, and the other of the first and second ends 21 and 22 of the joint pipe 2 is connected to the second main unit connection portion 12. It will be appreciated that the cleaning apparatus of the embodiment of the present invention can be switched freely between the first to fourth modes of assembly, with the main unit 1, the cleaning head 4, the nozzle 2, the handle 3 and the dirt suction port for sucking dirt from the surface to be cleaned being detachably connected.

According to the cleaning device provided by the embodiment of the utility model, the first host connecting part 11, the second host connecting part 12 and the third host connecting part 13 are arranged on the shell of the host 1, the handle 3 is provided with the first handle connecting part 31 and the second handle connecting part 32, the first host connecting part 11 can be detachably connected with one of the head connecting pipe part 41 and the connecting pipe 2, and the first handle connecting part 31 and the second handle connecting part 32 of the handle 3 are matched, so that different assembly modes can be selected according to specific application scenes. And along with the change of the assembly mode, switch over the first host computer connecting portion 11, the second host computer connecting portion 12 and the third host computer connecting portion 13 on the host computer 1, the first handle connecting portion 31 and the second handle connecting portion 32 connecting position or the combination of the part of the handle 3, in different assembly modes, the handle 3 is still in the one end far away from cleaning head 4, accord with customer's use habit and the convenience of operation. In addition, the cleaning device provided by the embodiment of the utility model has the advantages of convenience in replacement of the assembly mode and the operation mode and simple structure while switching between the first assembly mode and the fourth assembly mode, so that the experience degree of a user is improved, and the requirement of one machine for multiple purposes is met. For example, when cleaning up dust at a high position in a room, for example, areas such as the upper end of a wall and a roof, etc., which are located at higher positions, the first assembly mode can be adopted, and the main machine 1 is close to the handle 3, so that the center of gravity of the whole cleaning device can be lowered, and the cleaning device can be conveniently controlled. In the lower region of the ground, carpet, etc., the fourth assembly mode can be adopted, the main machine 1 is close to the cleaning head 4, the integral gravity center of the cleaning device can also be reduced, and the cleaning device has the advantage of being convenient to operate and control.

Meanwhile, the handle 3, the host 1 and the adapter 2 can be combined in a variable manner, the handle 3 and the second handle connecting part 32 are connected with the third host connecting part 13 of the host 1, the first end 21 of the adapter 2 is connected with the first host connecting part 11 of the host 1, and the port of the second end 22 of the adapter 2 is used as a sewage suction port. At this point, the cleaning head 4 is not in use and dirt enters the main unit 1 directly from the second end 22 of the wand 2. The second assembly mode is suitable for cleaning dirt in a narrow space, such as a slot formed by the bed close to a wall.

In the third equipment mode, only need assemble handle 3 and host computer 1, weight when having alleviateed the use greatly, this kind of equipment mode is applicable to and is collecting the foul in the region of desktop or subaerial a great deal and the volume is less, has collection efficiency height, labour saving and time saving's advantage.

When switching from the first assembly mode to the fourth assembly mode, dirt is directly sucked into the main unit 1 through the head connecting pipe portion 41.

The user can directly detach the cleaning head 4 from the cleaning device in the first assembly mode as required, namely, the cleaning device is switched from the first assembly mode to the second assembly mode; the cleaning head 4 and the adapter tube 2 can be directly detached from the cleaning device in the first assembly mode according to requirements, and the cleaning device can be switched from the first assembly mode to the third assembly mode; or the connecting pipe 2 is directly detached from the cleaning device under the second assembly mode according to requirements, so that the cleaning device can be switched from the second assembly mode to the third assembly mode, and the advantages of convenience and flexibility in assembly mode conversion are improved.

Therefore, the cleaning device provided by the embodiment of the utility model has the advantages of simple structure, low cost, small occupied space, wide usable range, convenience and flexibility in assembly mode change.

The cleaning device of the embodiment of the present invention further includes a suction nozzle (not shown) mounted to the second end 22 of the nipple 2 in the second assembly mode, and/or mounted to an inlet of the suction passage of the main body 1 in the third assembly mode.

According to the cleaning device provided by the embodiment of the utility model, the area of the dirt inlet is increased through the arranged suction nozzle, so that the dirt cleaning efficiency is improved.

Optionally, the mouthpiece is flat-mouthed. The cleaning efficiency can be further improved.

Optionally, the suction nozzle is a rubber suction nozzle. Can make appropriate deformation according to the space of treating cleaning, promote the flexibility of using.

As shown in fig. 1 and 6, the cleaning head 4 has a head connection pipe portion 41, the first main unit connection portion 11 is configured as a first connection hole provided in the casing and constituting a part of the suction passage of the main unit 1, and the second main unit connection portion 12 is configured as a second connection hole provided in the casing. In the first assembly mode, the head pipe connecting portion 41 is fitted in the second end 22 of the adapter pipe 2, the first end 21 of the adapter pipe 2 is fitted in the first connecting hole, in the second assembly mode, the first end 21 of the adapter pipe 2 is fitted in the first connecting hole, and in the fourth assembly mode, the head pipe connecting portion 41 is fitted in the first connecting hole, and the other of the first end 21 and the second end 22 of the adapter pipe 2 is fitted in the second connecting hole.

In other words, in the fourth assembly mode, the second end 22 of the nipple 2 is fitted in the second coupling hole, and the first end 21 of the nipple 2 is fitted in the first shank coupling portion 31, as shown in fig. 7, for example. Alternatively, the first end 21 of the adapter tube 2 is fitted into the second coupling hole and the second end 22 of the adapter tube 2 is fitted into the first shank coupling portion 31, as shown in fig. 8, for example.

The cleaning device provided by the embodiment of the utility model has the advantages of convenience in mounting and dismounting, high connection reliability and low cost through the structural matching of the cleaning head 4 and the host machine 1 or the connecting pipe 2 through the pipe hole.

As shown in fig. 1 and 3, the first handle link 31 is configured as a handle link hole, the third main unit link 13 is one of a fitting groove and a fitting projection 33, and the second handle link 32 is the other of the fitting groove and the fitting projection 33. In the fourth assembly mode, one of the first end 21 and the second end 22 of the nipple 2 is fitted in the shank coupling hole.

Specifically, in the first to third assembly modes, the third main machine connecting portion 13 is one of the fitting groove and the fitting projection 33, and the second shank connecting portion 32 is the other of the fitting groove and the fitting projection 33, and at this time, the shank connecting hole is not fitted with other components. In the fourth assembly mode, one of the first end 21 and the second end 22 of the nipple 2 is fitted in the shank coupling hole, and at this time, the second shank coupling portion 32 is not fitted with other components.

In the first assembly mode to the third assembly mode, the handle connecting hole (the first handle connecting part 31) is connected with the end part of the connecting pipe 2, and when the connecting pipe is installed or disassembled, the connecting pipe can be installed and disassembled only by inserting or pulling the handle connecting hole and the connecting pipe 2, so that the connecting pipe has the advantages of simple structure and convenience in disassembly and assembly.

Specifically, as shown in fig. 7, the first end 21 of the adapter tube 2 has a reduced diameter section 211 adapted to fit within the shank coupling bore and the first coupling bore. In the first and second assembly modes, the reduced diameter section 211 fits within the first coupling hole, and in the fourth assembly mode, the reduced diameter section 211 fits within the shank coupling hole, and the second end 22 of the nipple 2 fits within the second coupling hole.

According to the cleaning device provided by the embodiment of the utility model, the reducing section 211 is arranged at the first end 21 of the adapter tube 2, so that the matched parts (such as the first host connecting part 11 and the first handle connecting part 31) can be limited in the process of dismounting the cleaning device, and the mounting precision and the mounting efficiency can be improved.

Specifically, in other embodiments, as shown in fig. 8, the first end 21 of the nipple 2 has a reduced diameter section 211 adapted to fit within the first and second connection holes. In the first and second assembly modes, the reduced diameter section 211 fits within the first coupling hole, and in the fourth assembly mode, the reduced diameter section 211 fits within the second coupling hole, and the second end 22 of the nipple 2 fits within the shank coupling hole.

According to the cleaning device provided by the embodiment of the utility model, the reducing section 211 is arranged at the first end 21 of the adapter tube 2, the reducing section 211 is connected with the main machine 1, and specifically, in the first assembly mode and the second assembly mode, the reducing section 211 is matched in the first connecting hole. In the fourth assembly mode, the diameter-reducing section 211 is matched with the second connecting hole, so that when a user switches the assembly modes, the corresponding positions and the connection relation of the main machine 1, the connecting pipe 2, the handle 3 and the cleaning head 4 in the cleaning device can be conveniently determined, and the switching difficulty of the user to different assembly modes is reduced. In addition, through setting up reducing section 211, can prevent to appear the dislocation of corresponding cooperation position in the use, promoted the precision and the installation effectiveness of installation.

As shown in fig. 1 to 8, the third main unit connecting portion 13 is a fitting groove having a substantially rectangular shape, the handle 3 has a substantially triangular ring shape, the shank connecting hole is formed in one corner of the handle 3, the second shank connecting portion 32 is a fitting projection 33, and the bottom surface of the handle 3 is a stepped surface to form the fitting projection 33.

The cleaning device of the embodiment of the present invention facilitates increasing the depth of the shank coupling hole by forming the shank coupling hole in one corner of the handle 3, thereby increasing the coupling area of the first shank coupling portion 31 and the nipple 2. The outer surface of one side of the handle 3 is provided with a step to form a matching protrusion 33, which is convenient for connecting with the third host connecting part 13, and has the advantage of simple structure. In addition, the handle 3 is in a generally triangular ring shape, so that the hand can be held by one hand, and the holding is convenient.

Alternatively, the shank coupling hole may be a threaded hole and the end of the corresponding adapter tube 22 may be threaded.

As shown in fig. 9 to 11, the third main body connecting portion 13 is a fitting groove which is substantially rectangular and the rear end of which is open, the second handle connecting portion 32 is configured as a fitting projection 33, the bottom surface of the fitting groove is an arc-shaped surface, the surface of the fitting projection 33 opposite to the fitting groove is an arc-shaped surface, a locking groove is provided in the bottom surface of the fitting groove, and the handle 3 is provided with a locking tongue for being detachably locked in the locking groove.

According to the cleaning device provided by the embodiment of the utility model, the second handle connecting part 32 of the handle 3 is constructed into the matching protrusion 33, the matching groove on the host 1 is provided with the clamping groove, and the detachable assembly and fastening between the host 1 and the handle 3 are realized through the mutual matching of the clamping tongue on the handle 3 and the clamping groove on the host 1. In addition, the bottom surface of the matching groove is set to be an arc-shaped surface, so that the overall attractiveness of the main machine 1 in the fourth assembly mode can be improved.

As shown in fig. 1 and 9, the cabinet includes a cylindrical first housing 14 and a second housing 15 contiguous to an outer peripheral wall of the first housing 14, a fitting groove is provided in the outer peripheral wall of the first housing 14 and extends forward from a rear end of the first housing 14 by a predetermined length, a first coupling hole is formed at a front end of the second housing 15, and a second coupling hole is formed at a rear end of the second housing 15. It is understood that each of the first and second coupling holes is opened on the second case 15, and the second case 15 is selectively detachably coupled with the first end 21 of the nipple 22 or the head coupling pipe portion 41 according to an assembly mode required for use.

According to the cleaning device provided by the embodiment of the utility model, the first connecting hole and the second connecting hole are arranged on the second shell 15, so that when the first assembly mode and the fourth assembly mode are switched, the internal structure of the first shell 14 does not need to be changed, and the cleaning device has the advantages of convenience in production and simplicity in structure.

Optionally, the first shell 14 comprises two first arc-shaped portions and two second arc-shaped portions symmetrically arranged along the axial direction of the main body 1, and the first arc-shaped portions and the second arc-shaped portions are clamped together, so that the suction component positioned inside the shell is convenient and the collection assembly is convenient.

Alternatively, the first and second cases 14 and 15 may be screwed or snapped together, thereby increasing the stability of the main body 1.

As shown in fig. 3, the front end of the second housing 15 extends forward beyond the front end of the first housing 14 and is formed in a column shape, the rear end of the first housing 14 extends rearward beyond the rear end of the second housing 15, the central axis of the first connection hole and the central axis of the second connection hole extend in the axial direction of the first housing 14, the first housing 14 is located on the upper side of the central axis of the first connection hole, and the central axis of the first connection hole is located on the upper side of the central axis of the second connection hole. Therefore, under various assembly modes, the cleaning device is more reasonable in structure and more convenient to operate.

According to the cleaning device provided by the embodiment of the utility model, the lower end of the second shell 15 extends downwards to exceed the lower end of the first shell 14, the front end of the second shell 15 extends forwards to exceed the front end of the first shell 14, so that the connection with the head connecting pipe part 41 is formed in the first assembly mode, the installation and use interference between the cleaning head 4 and the first shell 14 of the host 1 in the assembly mode is avoided, and the convenience in use of a user is improved.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (10)

1. A cleaning device, comprising: the cleaning device comprises a main machine, a cleaning head, a connecting pipe, a handle and a dirt suction port for sucking dirt from a surface to be cleaned, wherein the cleaning head is provided with a head suction channel, the main machine comprises a machine shell, the machine shell is internally provided with a main machine suction channel and is provided with a first main machine connecting part, a second main machine connecting part and a third main machine connecting part, the handle is provided with a first handle connecting part and a second handle connecting part, the cleaning device is provided with a first assembly mode, a second assembly mode and a fourth assembly mode,

wherein in the first assembly mode, the second handle connecting portion is connected to the third main unit connecting portion to mount the handle to the main unit, the first end of the adapter tube is connected to the first main unit connecting portion, the second end of the adapter tube is connected to the cleaning head so that the main unit is away from the cleaning head, the inlet of the head suction passage serves as the soil suction port,

in the second assembly mode, the second handle connecting part is connected with the third host connecting part to mount the handle on the host, the first end of the connecting pipe is connected with the first host connecting part, and the port of the second end of the connecting pipe is used as the sewage suction port;

in the third assembly mode, the second handle connection is connected to the third main machine connection to mount the handle to the main machine, and the inlet of the main machine suction passage serves as the soil suction port;

in the fourth assembly mode, the first main unit connecting part is connected to the cleaning head so that the main unit is adjacent to the cleaning head, the inlet of the head suction passage serves as the dirt suction port, one of the first end and the second end of the joint pipe is connected to the first handle connecting part, and the other of the first end and the second end of the joint pipe is connected to the second main unit connecting part.

2. The cleaning apparatus defined in claim 1, further comprising a suction nozzle mounted to the second end of the wand in the second assembly mode and/or to the inlet of the host suction channel in the third assembly mode.

3. The cleaning apparatus defined in claim 1, wherein the cleaning head has a head connecting tube portion, the first host connecting portion being a first connecting hole provided in the housing and constituting a part of the host suction passage, the second host connecting portion being a second connecting hole provided in the housing, the head connecting tube portion fitting in the second end of the nozzle tube in the first assembly mode, the first end of the nozzle tube fitting in the first connecting hole in the second assembly mode, the head connecting tube portion fitting in the first connecting hole in the fourth assembly mode, and the other of the first end and the second end of the nozzle tube fitting in the second connecting hole.

4. The cleaning apparatus as defined in claim 3, wherein the first handle connection portion is a handle connection hole, the third main unit connection portion is one of a fitting groove and a fitting projection, the second handle connection portion is the other of a fitting groove and a fitting projection, and one of the first end and the second end of the joint pipe is fitted in the handle connection hole in the fourth assembly mode.

5. The cleaning apparatus as defined in claim 4, wherein the third main unit connection portion is a fitting groove, the fitting groove is substantially rectangular, the handle is substantially triangular ring-shaped, the handle connection hole is formed in one corner of the handle, the second handle connection portion is a fitting projection, and a bottom surface of the handle is stepped to form the fitting projection.

6. The cleaning device of claim 4, wherein the third main body connecting portion is a fitting groove, the fitting groove is substantially rectangular and the rear end of the fitting groove is open, the second handle connecting portion is a fitting protrusion, the bottom surface of the fitting groove is an arc-shaped surface, the surface of the fitting protrusion opposite to the fitting groove is an arc-shaped surface, a clamping groove is formed in the bottom surface of the fitting groove, and the handle is provided with a clamping tongue for being detachably clamped in the clamping groove.

7. The cleaning apparatus defined in claim 4, wherein the first end of the wand has a reduced diameter section adapted to fit within the handle-attachment aperture and the first attachment aperture, wherein in the first and second modes of assembly the reduced diameter section fits within the first attachment aperture, and in the fourth mode of assembly the reduced diameter section fits within the handle-attachment aperture and the second end of the wand fits within the second attachment aperture.

8. The cleaning apparatus defined in claim 4, wherein the first end of the wand has a reduced diameter section adapted to fit within the first and second attachment apertures, wherein in the first and second modes of assembly the reduced diameter section fits within the first attachment aperture and in the fourth mode the reduced diameter section fits within the second attachment aperture and the second end of the wand fits within the handle attachment aperture.

9. The cleaning apparatus as claimed in claim 4, wherein the housing case includes a cylindrical first case and a second case connected to an outer circumferential wall of the first case, the fitting groove is provided in the outer circumferential wall of the first case and extends forward from a rear end of the first case by a predetermined length, the first coupling hole is formed at a front end of the second case, and the second coupling hole is formed at a rear end of the second case.

10. The cleaning apparatus as claimed in claim 9, wherein a front end of the second housing extends forward beyond a front end of the first housing and is formed in a column shape, a rear end of the first housing extends rearward beyond a rear end of the second housing, a central axis of the first connection hole is located on an upper side of a central axis of the second connection hole, and the first housing is located on an upper side of a central axis of the first connection hole.

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