CN216628415U - Base and cleaning system - Google Patents

Abstract

A base for docking with a surface cleaning apparatus is disclosed. The base includes a housing defining an accommodation space for accommodating at least part of a cleaning head of a surface cleaning apparatus. The housing is provided with a fan for generating an air flow. The base also comprises a guide air duct, at least part of the guide air duct is arranged in the shell, the guide air duct is used for guiding airflow generated by the fan to the accommodating space, the guide air duct comprises a first air duct and a second air duct positioned at the downstream of the first air duct, and the bottom of the second air duct is provided with a through hole communicated with the atmosphere; wherein, be provided with the heater in the first wind channel, the bottommost of heater is higher than the bottommost of second wind channel. By adopting the arrangement, the heater can be effectively protected, and the heater is prevented from being damaged in the self-cleaning process.

Description

Base and cleaning system

Technical Field

The utility model relates to the technical field of cleaning equipment, in particular to a base and a cleaning system.

Background

As the demands of users on wet cleaning devices become higher, the functions of the cleaning devices become more and more sophisticated. For the convenience of users, wet cleaning equipment is generally placed on a base to be automatically cleaned so as to be convenient for next use, water stains are remained on a brush roller and/or the base after the wet cleaning equipment is used or is automatically cleaned, and if the water stains exist for a long time, bacteria can be bred on the equipment, so that peculiar smell is generated.

Therefore, the base is generally provided with a drying device, most of the drying devices comprise a fan and a heater, so that the brush roller can be dried quickly, but cleaning liquid needs to be supplied to the brush roller in the self-cleaning process, and the cleaning liquid possibly flows back to the heater, so that the heater is damaged irreversibly.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the technology, the utility model provides the heating device which is provided with the base, wherein the heater is arranged at the position higher than the through hole, so that the heater can be effectively protected.

In one aspect, the utility model provides a base for docking a surface cleaning apparatus comprising

A housing defining an accommodating space for accommodating at least part of a cleaning head of a surface cleaning apparatus;

a fan for generating an air flow,

the guide air channel is used for guiding airflow generated by the fan to the accommodating space and comprises a first air channel and a second air channel positioned at the downstream of the first air channel, and the bottom of the second air channel is provided with a through hole communicated with the atmosphere;

the heater is arranged in the first air duct, and the lowest end of the heater is higher than the lowest end of the second air duct.

Optionally, two rolling brush cavities which are substantially parallel to each other are arranged in the accommodating space and are used for accommodating two rolling brushes of the cleaning head respectively.

Optionally, the air outlet of the second air duct is disposed between the two rolling brush cavities.

Optionally, the air outlet direction of the air outlet is substantially parallel to the axial direction of the rolling brush.

Optionally, the housing includes a main body and a tray provided on the main body, the tray being provided with a distribution air duct for guiding the air flow blown out from the air outlet of the second air duct to the two rolling brush chambers.

Optionally, the tray is provided with spillway holes.

Optionally, the second air duct includes a horizontal section and a lifting section, and a lowest end of the heater is higher than a highest end of the horizontal section.

Optionally, the lifting section includes a rising portion, a horizontal portion, and a descending portion that are sequentially connected, and an air outlet of the descending portion is lower than the horizontal portion.

Optionally, the tray comprises a first tray and a second tray detachably connected above the first tray, and a distribution air duct is defined between the first tray and the second tray.

In another aspect, the present invention also provides a cleaning system comprising

A surface cleaning apparatus comprising a cleaning head for cleaning a surface to be cleaned;

a base as claimed in any preceding embodiment for docking with a surface cleaning apparatus.

The utility model provides a base and a cleaning system. The base includes a housing defining an accommodation space for accommodating at least part of a cleaning head of a surface cleaning apparatus. The housing is provided with a fan for generating an air flow. The base also comprises a guide air duct, at least part of the guide air duct is arranged in the shell, the guide air duct is used for guiding airflow generated by the fan to the accommodating space, the guide air duct comprises a first air duct and a second air duct positioned at the downstream of the first air duct, and the bottom of the second air duct is provided with a through hole communicated with the atmosphere; wherein, be provided with the heater in the first wind channel, the bottommost of heater is higher than the bottommost of second wind channel. By adopting the arrangement, the heater can be effectively protected, and the heater is prevented from being damaged in the self-cleaning process.

Drawings

FIG. 1 is a schematic diagram of a cleaning system according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a base according to an embodiment;

FIG. 3 is a schematic view of the base of FIG. 2 with a second tray removed;

FIG. 4 is an exploded view of the base of FIG. 2;

FIG. 5 is an exploded view of the tray of one embodiment;

FIG. 6 is a schematic front view of a second tray according to an embodiment;

FIG. 7 is a schematic view of the reverse side of a second pallet in one embodiment;

FIG. 8 is a cross-sectional view of the first tray taken perpendicular to the brushroll of one embodiment;

FIG. 9 is a cross-sectional view of the first tray in a direction parallel to the brushroll of one embodiment;

FIG. 10 is a schematic view of a flow channel according to an embodiment;

FIG. 11 is a schematic cross-sectional view of an embodiment of a flow guide channel taken parallel to the brush roll;

FIG. 12 is an enlarged view of area A of FIG. 11;

FIG. 13 is a schematic sectional view of a flow guide passage in a direction perpendicular to the brush roller in the embodiment;

fig. 14 is a schematic structural diagram of a second tray in another embodiment.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indication is involved in the embodiment of the present invention, the directional indication is only used for explaining the relative positional relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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 addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B", including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art through specific situations.

The surface cleaning system generally includes a surface cleaning apparatus, which may be an upright surface cleaning apparatus, a hand-held surface cleaning apparatus or a self-propelled surface cleaning apparatus, and a base for docking the surface cleaning apparatus, which generally includes a cleaning head, the base for docking at least part of the cleaning head. Fig. 1 is a schematic structural diagram of a cleaning system according to an embodiment of the utility model. As shown in FIG. 1, the surface cleaning apparatus 100 is an upright type cleaning apparatus, and includes a cleaning liquid supply system and a contamination recovery system, and the surface cleaning apparatus 100 is placed on the base 2 to realize a self-cleaning function. The cleaning head in this embodiment includes two brush rolls 102, and the two brush rolls 102 are located at both ends in the traveling direction of the cleaning head 102.

Referring to fig. 2-4, fig. 2 is a schematic structural diagram of a base in one embodiment. Fig. 3 is a schematic structural view of the base shown in fig. 2 after the second tray is removed. Fig. 4 is an exploded view of the base shown in fig. 2. The direction of the arrows in the figure is the airflow direction, and the figure discloses a base which comprises a shell 21 and a fan 22 arranged on the shell 21. The housing 21 defines an accommodating space for accommodating at least part of a cleaning head of the surface cleaning apparatus. The housing 21 includes a main body and a tray provided on the main body. The main body includes an upper cover 211 and a lower cover 212, and the upper cover 211 and the lower cover 212 cooperate to form an installation space. The tray defines two spaced apart roller brush chambers 23, each roller brush chamber 23 for docking with a brush roller of the cleaning head. In particular, two substantially mutually parallel roller brush chambers 23 are provided in the receiving space for receiving two roller brushes of the cleaning head, respectively.

Referring to fig. 5-9, and also to fig. 4, fig. 5 is an exploded view of the tray in one embodiment. FIG. 6 is a schematic front view of a second tray according to an embodiment. FIG. 7 is a schematic view of an opposite side of a second pallet in an embodiment. FIG. 8 is a cross-sectional view of the first tray taken perpendicular to the brush roll in one embodiment. FIG. 9 is a cross-sectional view of the first tray in a direction parallel to the brushroll of one embodiment. The tray comprises a first tray 26 and a second tray 27 detachably connected above the first tray 26, and a passage 29 communicating the two rolling brush chambers 23 is defined between the first tray 26 and the second tray 27. Wherein, first tray 26 can with last lid 211 integrated into one piece, can also can dismantle with last lid 211 and be connected, go up lid 211 and first tray 26 and can dismantle and be connected, can convenience of customers take off first tray 26, clear up. Referring to fig. 5, the first tray 26 is recessed downwardly to form a receiving space into which at least a portion of the cleaning head is prevented to perform self-cleaning of the brush roller. The first tray 26 includes a first bottom wall 261 and a first side wall 262 extended upward from the outer circumference of the first bottom wall 261; the second tray 27 includes a second bottom wall 271 and a second top wall 272 which are oppositely disposed, and both ends of the second tray 27 are detachably connected to the first tray 26 in the axial direction of the brush roller. The channel 29 is defined by a portion of the first bottom wall 261 of the first tray 26 and at least a portion of the second bottom wall 271 of the second tray 27. Referring to fig. 8, since the cleaning head of the present embodiment includes spaced brush rolls, both brush rolls need to be self-cleaned simultaneously during the self-cleaning process, since the cleaning liquid supply system supplies cleaning liquid to only one of the brush rolls, and the other brush roll is used to dry the surface to be cleaned, it is necessary to ensure that cleaning liquid can flow from one brush roll to the other brush roll during the self-cleaning process, a second tray 27 is disposed between the two brush chambers 23, and a passage 29 communicating the two brush chambers 23 is defined between the first tray 26 and the second tray 27. Thus, the cleaning liquid of one of the rolling brush chambers 23 can flow to the other rolling brush chamber 23 through the channel 29. Meanwhile, the second tray 27 is detachably provided on the first tray 26, and the user can wash the passage 29.

After the surface cleaning device is self-cleaned, the brush roller needs to be dried, referring to fig. 10-13, fig. 10 is a schematic structural view of a flow guide channel in an embodiment. FIG. 11 is a schematic cross-sectional view of an embodiment of a flow channel taken parallel to the brush roll. Fig. 12 is an enlarged view of the area a in fig. 11. FIG. 13 is a schematic sectional view of the flow guide passage in the direction perpendicular to the brush roller according to the embodiment. In this embodiment, the drying process of the brush roller is performed by hot air, and the drying speed of the brush roller can be increased. The hot air device includes a blower 22, a guide passage 24, and a heater 25. The blower 22 is used to generate an air flow, and the blower 22 may include a motor and a fan, and the air flow may be generated by driving the fan by the motor. The guide air duct is at least partially disposed in the housing 21, and the guide air duct is used for guiding the airflow generated by the fan 22 to the accommodating space. The guide passage 24 includes a first air passage 241 and a second air passage 242 located downstream of the first air passage 241, an inlet of the first air passage 241 is in fluid communication with the blower 22, an outlet of the first air passage 241 is in fluid communication with an inlet of the second air passage 242, and an outlet of the second air passage 242 is in fluid communication with the roller brush chamber 23. The first air duct 241 and the second air duct 242 may be integrally formed, or may be separately provided. Referring to fig. 11-13, the first air chute 241 and the second air chute 242 are collectively defined by two cooperating upper and lower air chute shells 247, 248. Wherein, be provided with heater 25 in the first wind channel 241, first wind channel 241 is a little higher than second wind channel 242 to make the bottommost of heater 25 be higher than the bottommost of second wind channel 242. Meanwhile, the bottom of the second air duct 242 is provided with a through hole communicated with the atmosphere; with this arrangement, the bottom of the second air duct 242 is provided with the through hole 299, and the lowest end of the heater 25 is higher than the bottom end of the second air duct 242, that is, higher than the through hole 299, so that the liquid entering the second air duct 242 can be directly discharged from the through hole without spreading to the second air duct 242 to cause damage to the heater 25, and further, the second air duct 242 includes the horizontal section 291 and the lifting section 292, and the lowest end of the heater 25 is higher than the highest end of the horizontal section. The lifting section 292 includes a rising portion 243, a horizontal portion 244, and a falling portion 245 that are sequentially connected, and the air outlet 246 of the falling portion 245 is lower than the horizontal portion 244. Further, the tray is provided with overflow holes 263 (refer to fig. 8 or 9). The overflow holes 263 are lower than the horizontal portion 244 to prevent the liquid in the tray from flowing backward into the air duct.

Referring to fig. 5 to 13, in order to allow both brush rolls to air dry, the air outlet 246 of the second air duct 242 is provided between the two brush chambers 23. The second air duct 242 is disposed transversely, that is, along the axial direction of the brush roller, and the second air duct 242 is provided with two air outlets 246, and the air outlet direction of the air outlets 246 is substantially parallel to the axial direction of the brush roller. Thus, the hot air flow blown out from the first air duct 241 is divided into two parts after passing through the second air duct 242, and is respectively blown out from the opposite sides of the tray in the axial direction of the brush roller into the passage 29 defined by the first tray 26 and the second tray 27, and the passage 29 includes the distribution passage 29, that is, the distribution air duct 274 is defined between the first tray 26 and the second tray 27. The distribution channel 29 is directed towards the rolling brush chamber 23. That is, the air flow blown out from the air outlet 246 of the air guide duct is blown into the passage 29 along the axial direction of the brush roller and then distributed to the roller brush chamber 23 through the distribution air duct 274.

Referring to fig. 14, fig. 14 is a schematic structural view of a second tray in another embodiment. The second bottom wall 271 of the second tray 27 has a plurality of flaps 273 protruding outward, and at least a portion of the distribution air duct 274 is formed between the flaps 273. The flaps 273 extend generally perpendicular to the axial direction of the brush roll, but may also be angled with respect to the axis of the brush roll, and need not be limited to the orientation described herein, but rather only provide for directing the air flow into the brush chamber 23. The distribution air duct 274 serves to guide the air flow blown out from the air outlet 246 of the second air duct 242 to the two rolling brush chambers 23. The flap 273 does not contact the first bottom wall 261. With this arrangement, a gap is left between the stopper 273 and the first bottom wall 261, and liquid and dirt can freely flow between the two roll brush chambers 23 without being blocked by the stopper 273 during the self-cleaning.

In another embodiment, referring to fig. 5-8, the first bottom wall 261 is provided with a downwardly concave groove 264, the second bottom wall 271 is provided with an outwardly convex positioning block 275, the positioning block 275 and the groove 264 are matched to position the second tray 27 on the first tray 26, and after the positioning block 275 is installed in the groove 264, the upper surface of the positioning block 275 is substantially maintained in the same plane as the first bottom wall 261. It is ensured that the liquid flows freely between the two rolling brush chambers 23. Further, a stopper 273 is disposed between the positioning block 275 and the second bottom wall 271, and the stopper 273 is used for guiding the airflow to the rolling brush cavity 23.

While embodiments of the utility model have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the utility model pertains, and further modifications may readily be made by those skilled in the art, it being understood that the utility model is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.

Claims (10)

1. A base for docking with a surface cleaning apparatus, comprising

A housing defining an accommodating space for accommodating at least part of a cleaning head of a surface cleaning apparatus;

a fan for generating an air flow,

the guide air channel is used for guiding airflow generated by the fan to the accommodating space and comprises a first air channel and a second air channel positioned at the downstream of the first air channel, and the bottom of the second air channel is provided with a through hole communicated with the atmosphere;

the heater is arranged in the first air duct, and the lowest end of the heater is higher than the lowest end of the second air duct.

2. The base of claim 1,

two rolling brush cavities which are basically parallel to each other are arranged in the accommodating space and are used for respectively accommodating the two rolling brushes of the cleaning head.

3. The base of claim 2,

and the air outlet of the second air duct is arranged between the two rolling brush cavities.

4. A base as claimed in claim 3,

the air outlet direction of the air outlet is basically parallel to the axial direction of the brush roller.

5. A base as claimed in claim 3,

the shell comprises a main body and a tray arranged on the main body, and the tray is provided with a distribution air duct used for guiding airflow blown out from an air outlet of the second air duct to the two rolling brush cavities.

6. The base of claim 5,

the tray is provided with an overflow hole.

7. The base of claim 5,

the second air duct comprises a horizontal section and a lifting section, and the lowest end of the heater is higher than the highest end of the horizontal section.

8. The base of claim 7,

the lifting section comprises an ascending part, a horizontal part and a descending part which are sequentially communicated, and an air outlet of the descending part is lower than the horizontal part.

9. The base of claim 5,

the tray comprises a first tray and a second tray detachably connected above the first tray, and a distribution air duct is defined between the first tray and the second tray.

10. A cleaning system, characterized in that,

a surface cleaning apparatus comprising a cleaning head for cleaning a surface to be cleaned;

a base as claimed in any one of claims 1 to 9, for docking with the surface cleaning apparatus.

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