CN113907660B

CN113907660B - Wet surface cleaning device with lying cleaning mode and surface cleaning system

Info

Publication number: CN113907660B
Application number: CN202111309018.6A
Authority: CN
Inventors: 郑悦; 唐成; 段飞; 钟亮
Original assignee: Beijing Shunzao Technology Co Ltd
Current assignee: Beijing Shunzao Technology Co Ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-11-11
Anticipated expiration: 2041-11-05
Also published as: CN113907660A

Abstract

The present disclosure provides a wet surface cleaning apparatus having a lying cleaning mode for cleaning a surface to be cleaned, comprising: a main body portion that operates the surface cleaning apparatus by operating the main body portion; a cleaning section that cleans a surface to be cleaned by a cleaning section when the surface cleaning apparatus is operated; the connecting part is arranged between the main body part and the cleaning part, the first end of the connecting part is rotatably connected with the main body part, and the second end of the connecting part is rotatably connected with the cleaning part; a liquid storage portion provided or formed in the main body portion, the cleaning portion being in fluid communication with the liquid storage portion; the connecting part and the main body part can rotate relatively, so that the wet type surface cleaning equipment can be switched between an upright type cleaning mode and a lying type cleaning mode. The present disclosure also provides a surface cleaning system.

Description

Wet surface cleaning device with lying cleaning mode and surface cleaning system

Technical Field

The present disclosure relates to the field of cleaning technology, and more particularly, to a wet surface cleaning apparatus and a surface cleaning system having a lying type cleaning mode.

Background

The working principle of the floor washing machine is that cleaning liquid such as water is sprayed on the surface to be cleaned, the molecular motion resistant speed of the dirt surface is accelerated, and the dirt on the dirt surface is absorbed through the suction port of the floor brush by damaging the binding force between the dirt surface and the surface to be cleaned, so that stubborn stains and oil stains on the surface to be cleaned are eliminated. The cleaning end of the existing floor washing machine is generally a roller brush with fluff, and the rotary motion of the roller brush is used for mechanically rubbing and cleaning the ground to clean the adhered stains on the ground.

Present floor cleaning machine can not lie down, clearance furniture bottom that can not be fine, because behind the clean angle undersize of floor cleaning machine, the sewage case can produce the problem of leaking, floor cleaning machine among the prior art can only incline about 60 degrees, floor cleaning machine among the prior art is the straight-bar type mostly, the body of rod can't be realized buckling, unable quick and convenient realization multi-angle, omnidirectional operating condition, many users are at the bottom of using surface cleaning equipment cleanness such as the table, at the bottom of the cabinet, at the bottom of the sofa, during low position region such as at the bottom of the bed, the straight-bar molding often makes floor cleaning machine pole touch the table edge, at the bottom of the cabinet edge, the sofa edge, position such as bed edge, consequently when cleaning this type region, the user has to lie prone down or can accomplish and clean by bending over, cause the tired very of cleaning work.

Disclosure of Invention

To solve at least one of the above technical problems, the present disclosure provides a wet type surface cleaning apparatus having a lying type cleaning mode and a surface cleaning system.

The wet type surface cleaning device with the lying type cleaning mode and the surface cleaning system are realized by the following technical scheme.

According to an aspect of the present disclosure, there is provided a wet type surface cleaning apparatus having a lying type cleaning mode for cleaning a surface to be cleaned, including:

a main body portion operable to operate the surface cleaning apparatus by operating the main body portion;

a cleaning section by which the surface to be cleaned is cleaned when the surface cleaning apparatus is operated;

the connecting part is arranged between the main body part and the cleaning part, a first end of the connecting part is rotatably connected to the main body part, and a second end of the connecting part is rotatably connected to the cleaning part;

a liquid storage portion provided or formed in the main body portion, the cleaning portion being in fluid communication with the liquid storage portion;

wherein the connecting part and the main body part can rotate relatively to switch the wet surface cleaning equipment between an upright cleaning mode and a lying cleaning mode.

A wet type surface cleaning apparatus having a lying type cleaning mode according to at least one embodiment of the present disclosure, an angle between the connection part and the surface to be cleaned in the standing type cleaning mode being larger than an angle between the connection part and the surface to be cleaned in the lying type cleaning mode; in the lying type cleaning mode, an included angle between the connecting portion and the surface to be cleaned is smaller than an included angle between the main body portion and the surface to be cleaned.

A wet surface cleaning apparatus having a lying cleaning mode according to at least one embodiment of the present disclosure, an axis of the connecting portion extending between the main body portion and the cleaning portion being able to be parallel to the surface to be cleaned with the wet surface cleaning apparatus in the lying cleaning mode; and/or the presence of a gas in the gas,

the surface cleaning equipment comprises a lying type limiting structure, so that under the condition that the wet type surface cleaning equipment is in the lying type cleaning mode, an included angle between the central axis of the main body part and the surface to be cleaned is larger than 30 degrees.

According to the wet type surface cleaning apparatus having the lying type cleaning mode according to at least one embodiment of the present disclosure, in a case where the wet type surface cleaning apparatus is in the standing type cleaning mode, an axis of the connecting portion extending between the main body portion and the cleaning portion is parallel to a central axis of the main body portion, and an included angle between the central axis of the main body portion and the surface to be cleaned is greater than 30 °.

According to the wet type surface cleaning equipment with formula of lying clean mode of at least one embodiment of this disclosure, liquid storage portion is used for saving the cleaning portion is right the produced filth of cleaning is carried out to the surface of treating, wet type surface cleaning equipment still include with the cleaning liquid storage portion of cleaning portion fluid intercommunication, wherein, cleaning liquid storage portion set up or be formed at connecting portion and/or cleaning portion.

The wet type surface cleaning apparatus having a lying type cleaning mode according to at least one embodiment of the present disclosure further includes a dirt recovery channel, a first portion of which is disposed or formed within the connection portion, and dirt generated by cleaning the surface to be cleaned by the cleaning portion is recovered to the liquid storage portion via the dirt recovery channel.

A wet surface cleaning apparatus having a lying cleaning mode according to at least one embodiment of the present disclosure, the connecting portion being a hollow rod structure, an internal cavity of the hollow rod structure forming the first portion of the dirt recovery channel; and/or the presence of a gas in the atmosphere,

the wet surface cleaning apparatus further includes a suction device, a cleaning liquid passage, and a pump device, a second portion of the dirt recovery passage is provided or formed within the main body portion, the suction device sucks dirt generated by cleaning work performed by the cleaning portion into the liquid storage portion via the dirt recovery passage, and the pump device pumps the cleaning liquid stored in the cleaning liquid storage portion into the cleaning portion via the cleaning liquid passage.

According to the wet type surface cleaning device with the lying type cleaning mode of at least one embodiment of the present disclosure, when the surface cleaning device is in the lying type cleaning mode, the connecting part does not contact the surface to be cleaned; and/or the presence of a gas in the atmosphere,

the connecting part comprises a first rod part and a second rod part, and the first rod part can stretch and retract in the second rod part so as to change the length of the connecting part.

A wet type surface cleaning apparatus having a lying type cleaning mode according to at least one embodiment of the present disclosure, the connecting portion including a free mode rotatable with respect to the main body portion and a lock mode locked with respect to the main body portion, the wet type surface cleaning apparatus including an operation key by which a user switches the connecting portion between the free mode and the lock mode, wherein the operation key is provided at the main body portion and/or at a junction area of the connecting portion and the main body portion; and/or the presence of a gas in the gas,

and auxiliary supporting wheels are arranged at the joint area of the connecting part and the main body part.

According to the wet-type surface cleaning equipment with formula of lying clean mode of at least one embodiment of this disclosure, the main part is provided with and is used for with fluid from the clean portion suction extremely the suction device of liquid storage portion, liquid storage portion includes liquid inlet, gas outlet and liquid and holds the chamber, wherein, the liquid inlet with clean portion intercommunication, the gas outlet with the suction device intercommunication, the liquid inlet with be provided with the gas-liquid separation structure between the gas outlet, the process gas warp that the gas-liquid separation structure separates the gas warp the gas outlet is discharged the liquid storage portion, the warp the liquid that the gas-liquid separation structure separates is stored extremely the liquid holds the chamber.

According to at least one embodiment of the present disclosure, a wet surface cleaning apparatus having a lying type cleaning mode in which a main extension axis of the connection part is parallel to a main extension axis of the cleaning part.

According to at least one embodiment of the present disclosure, a wet type surface cleaning apparatus having a lying type cleaning mode in which a main extension axis of the connection part is parallel to a main extension axis of the main body part.

According to a wet surface cleaning apparatus having a lying cleaning mode according to at least one embodiment of the present disclosure, the relative rotation between the main body portion and the connecting portion includes rotation of both around the same shaft portion and/or twisting between both.

According to the wet type surface cleaning apparatus having the lying type cleaning mode according to at least one embodiment of the present disclosure, when the surface cleaning apparatus is in the lying type cleaning mode, a distance between a highest point of the connection part and the surface to be cleaned is not more than 120mm.

According to the wet type surface cleaning apparatus having the lying type cleaning mode according to at least one embodiment of the present disclosure, a preset rotational damping is provided at a connection position between the connection part and the main body part so that the connection part and the main body part can be controllably relatively rotated.

According to the wet type surface cleaning apparatus having the lying type cleaning mode according to at least one embodiment of the present disclosure, the first end of the connecting portion is rotatably connected to the main body portion through a first shaft portion, the second end of the connecting portion is rotatably connected to the cleaning portion through a second shaft portion, and the first shaft portion is parallel to the second shaft portion.

According to the wet type surface cleaning apparatus having the lying type cleaning mode according to at least one embodiment of the present disclosure, the first shaft portion is provided at a first end of the connection portion, the second shaft portion is provided at the cleaning portion, and the main body portion and the first shaft portion have the preset rotational damping therebetween.

According to a wet surface cleaning apparatus having a lying cleaning mode according to at least one embodiment of the present disclosure, there is no rotational damping between the connecting portion and the second shaft portion.

According to the wet type surface cleaning device with the lying type cleaning mode of at least one embodiment of the present disclosure, the wet type surface cleaning device further comprises a support wheel, the support wheel is arranged at a connection position of the cleaning portion and the connection portion, and when the connection portion rotates relative to the cleaning portion, the support wheel supports at least the second shaft portion, so that the distance of the second shaft portion relative to the surface to be cleaned is not changed.

According to at least one embodiment of the present disclosure, the wet surface cleaning apparatus having a lying type cleaning mode, the support wheels are rolling wheels.

In accordance with another aspect of the present disclosure, there is provided a surface cleaning system comprising:

a wet surface cleaning apparatus having a recumbent cleaning mode as set forth in any one of the preceding claims; and a base station device for at least supplementing cleaning liquid to the wet surface cleaning device with the lying cleaning mode and/or recovering dirt stored in the wet surface cleaning device with the lying cleaning mode.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the disclosure and together with the description serve to explain the principles of the disclosure.

Fig. 1 is a schematic structural view and a schematic working state view of a surface cleaning apparatus 100 having a lying type cleaning mode according to an embodiment of the present disclosure.

Fig. 2 is a schematic structural view and a schematic working state view of a surface cleaning apparatus 100 having a lying type cleaning mode according to another embodiment of the present disclosure.

Fig. 3 to 4 are a schematic structural view and a schematic working state view of a surface cleaning apparatus 100 having a lying type cleaning mode according to still another embodiment of the present disclosure.

Description of the reference numerals

100. Surface cleaning apparatus

101. First shaft part

102. Second shaft part

103. Cleaning liquid storage part

104. Liquid storage unit

105. Suction device

106. Dirt recovery channel

107. Pump device

108. Floor brush assembly

109. Power supply unit

110. Main body part

111. Main body part

120. Connecting part

121. First rod part

122. Second rod part

130. Cleaning part

140. And supporting the wheels.

Detailed Description

The present disclosure will be described in further detail with reference to the drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the present disclosure. It should be further noted that, for the convenience of description, only the portions relevant to the present disclosure are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present disclosure may be combined with each other without conflict. Technical solutions of the present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Unless otherwise indicated, the illustrated exemplary embodiments/examples are to be understood as providing exemplary features of various details of some ways in which the technical concepts of the present disclosure may be practiced. Accordingly, unless otherwise indicated, features of the various embodiments may be additionally combined, separated, interchanged, and/or rearranged without departing from the technical concept of the present disclosure.

The use of cross-hatching and/or shading in the drawings is generally used to clarify the boundaries between adjacent components. As such, unless otherwise specified, the presence or absence of cross-hatching or shading does not convey or indicate any preference or requirement for a particular material, material property, size, proportion, commonality among the illustrated components and/or any other characteristic, attribute, property, etc., of a component. Further, in the drawings, the size and relative sizes of components may be exaggerated for clarity and/or descriptive purposes. While example embodiments may be practiced differently, the specific process sequence may be performed in a different order than that described. For example, two consecutively described processes may be performed substantially simultaneously or in an order reverse to the order described. In addition, like reference numerals denote like parts.

When an element is referred to as being "on" or "on," "connected to" or "coupled to" another element, it can be directly on, connected or coupled to the other element or intervening elements may be present. However, when an element is referred to as being "directly on," "directly connected to" or "directly coupled to" another element, there are no intervening elements present. For purposes of this disclosure, the term "connected" may refer to physically, electrically, etc., and may or may not have intermediate components.

For descriptive purposes, the present disclosure may use spatially relative terms such as "under 8230; \8230;,"' under 8230; \8230; below 8230; under 8230; above, on, above 8230; higher "and" side (e.g., as in "side wall)", etc., to describe the relationship of one component to another (other) component as shown in the figures. Spatially relative terms are intended to encompass different orientations of the device in use, operation, and/or manufacture in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "at 8230 \8230;" below "may encompass both an orientation of" above "and" below ". Moreover, the devices may be otherwise positioned (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The terminology used herein is for the purpose of describing particular embodiments and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Furthermore, when the terms "comprises" and/or "comprising" and variations thereof are used in this specification, the stated features, integers, steps, operations, elements, components and/or groups thereof are stated to be present but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components and/or groups thereof. It is also noted that, as used herein, the terms "substantially," "about," and other similar terms are used as approximate terms and not as degree terms, and as such, are used to interpret inherent deviations in measured values, calculated values, and/or provided values that would be recognized by one of ordinary skill in the art.

Fig. 1 is a schematic structural view and an operational state view of a wet type surface cleaning apparatus 100 having a lying type cleaning mode according to an embodiment of the present disclosure. Fig. 2 is a schematic structural view and an operational state view of a wet type surface cleaning apparatus 100 having a lying type cleaning mode according to another embodiment of the present disclosure. Fig. 3 to 4 are a schematic structural view and a schematic operational state view of a wet type surface cleaning apparatus 100 having a lying type cleaning mode according to still another embodiment of the present disclosure.

The left diagram in fig. 1 is a schematic vertical state diagram of a wet type surface cleaning apparatus 100 according to an embodiment of the present disclosure, the middle diagram in fig. 1 is a schematic vertical state diagram of the wet type surface cleaning apparatus 100 according to an embodiment of the present disclosure, and the right diagram in fig. 1 is a schematic horizontal state diagram of the wet type surface cleaning apparatus 100 according to an embodiment of the present disclosure.

The left drawing in fig. 2 is a schematic vertical state drawing of a wet type surface cleaning apparatus 100 according to another embodiment of the present disclosure, the middle drawing in fig. 2 is a schematic vertical state drawing of the wet type surface cleaning apparatus 100 according to another embodiment of the present disclosure, and the right drawing in fig. 2 is a schematic lying state drawing of the wet type surface cleaning apparatus 100 according to another embodiment of the present disclosure.

The left diagram in fig. 3 is a schematic vertical state diagram of a wet type surface cleaning apparatus 100 according to still another embodiment of the present disclosure, the middle diagram in fig. 3 is a schematic vertical state diagram of the wet type surface cleaning apparatus 100 according to still another embodiment of the present disclosure, and the right diagram in fig. 3 is a schematic horizontal state diagram (the connection portion is in an unstretched state) of the wet type surface cleaning apparatus 100 according to still another embodiment of the present disclosure. Fig. 4 is a schematic view of the wet surface cleaning apparatus 100 of fig. 3 in a lying state (the connection part is in an extended state).

The wet type surface cleaning apparatus 100 having the lying type cleaning mode of the present disclosure will be described in detail with reference to fig. 1 to 4.

Referring to fig. 1 to 4, a wet surface cleaning apparatus 100 having a lying type cleaning mode for cleaning a surface to be cleaned includes:

a main body 110 for operating the surface cleaning apparatus 100 by operating the main body 110;

a cleaning section 130 through which a surface to be cleaned is cleaned when the surface cleaning apparatus 100 is operated;

a connecting part 120 disposed between the main body part 110 and the cleaning part 130, wherein a first end of the connecting part 120 is rotatably connected to the main body part 110, and a second end of the connecting part 120 is rotatably connected to the cleaning part 130;

a liquid storage portion 104, the liquid storage portion 104 being disposed or formed in the main body portion 110, the cleaning portion 130 being in fluid communication with the liquid storage portion 104;

wherein the connecting portion 120 and the main body portion 110 are relatively rotatable to enable the wet surface cleaning apparatus 100 to be switched between an upright cleaning mode and a reclining cleaning mode;

wherein, the included angle between the connecting part 120 and the surface to be cleaned (such as the illustrated floor) in the upright cleaning mode is larger than the included angle between the connecting part 120 and the surface to be cleaned in the lying cleaning mode; in the lying type cleaning mode, the included angle between the connecting portion 120 and the surface to be cleaned is smaller than the included angle between the main body portion 110 and the surface to be cleaned.

Considering that the liquid storage portion (for storing dirt) has a lower sealing performance than the cleaning liquid storage portion, the present disclosure provides or forms the liquid storage portion in the main body portion (for example, within the main body portion), so that in the lying type cleaning mode, the wet type surface cleaning apparatus of the present disclosure will avoid the dirt stored in the liquid storage portion from leaking because the included angle of the main body portion and the surface to be cleaned is larger than the included angle of the connecting portion and the surface to be cleaned, that is, the main body portion is not in the "lying" state, wherein the "dirt" mentioned in the present disclosure includes liquid dirt (for example, dirty water), solid dirt (for example, debris, dust) or a mixture thereof.

More preferably, the present disclosure facilitates the user's operation by not providing (or not forming) the cleaning liquid storage part within the main body part, so that the wet type surface cleaning apparatus of the present disclosure has a proper center of gravity during the user's operation to switch between the upright type cleaning mode and the lying type cleaning mode, and in the lying type cleaning mode.

According to a preferred embodiment of the present disclosure, in case the wet surface cleaning apparatus is in the lying type cleaning mode, an axis of the connection part 120 extending between the main body part 110 and the cleaning part 130 can be parallel to the surface to be cleaned. More preferably, the surface cleaning apparatus comprises a lying position limiting structure such that the angle between the central axis of the main body 110 and the surface to be cleaned is larger than 30 ° when the wet surface cleaning apparatus is in the lying cleaning mode. The included angle is an acute angle or a right angle formed between the central axis of the main body 110 and the surface to be cleaned.

According to a preferred embodiment of the present disclosure, in case the wet surface cleaning apparatus is in the upright cleaning mode, the axis of the connection part 120 extending between the main body part 110 and the cleaning part 130 is parallel to the central axis of the main body part 110, and the angle between the central axis of the main body part 110 and the surface to be cleaned is larger than 30 °. The included angle is an acute angle or a right angle formed between the central axis of the main body 110 and the surface to be cleaned.

The liquid storage portion of the present disclosure may be provided in the form of a case (preferably, a detachable case) to the main body portion, or may be formed in the form of a cavity within the main body portion.

The cleaning liquid storage part of the present disclosure may be in the form of a tank (preferably, a detachable tank) provided at the connection part or the cleaning part, or formed in the form of a cavity within the connection part or the cleaning part.

With the wet type surface cleaning apparatus 100 having the lying type cleaning mode of the above embodiment, it is preferable that the main extension axis of the connection part 120 is parallel to the main extension axis of the cleaning part 130 in the lying type cleaning mode.

As shown in fig. 1 to 4, a main extension axis of the cleaning part 130, i.e., an extension axis of the cleaning part 130 in a cleaning direction, i.e., a horizontal direction shown in fig. 1 to 4.

As shown in fig. 1 to 4, a main extension axis of the connection portion 120 is an extension axis of the connection portion 120 between the cleaning portion 130 and the main body portion 110.

With the wet surface cleaning apparatus 100 having the lying type cleaning mode of the above embodiment, it is preferable that the main extension axis of the connection part 120 is parallel to the main extension axis of the main body part 110 in the standing type cleaning mode.

As shown in the left side of fig. 1 to 3, the main extension axis of the main body 110 is the vertical direction as shown. With the wet type surface cleaning apparatus 100 having the lying type cleaning mode of the above embodiment, it is preferable that the relative rotation between the main body part 110 and the connecting part 120 includes rotation of both around the same shaft part and/or torsion between both.

The torsion between the main body 110 and the connecting portion 120 described in the present disclosure may be a rotation of the main body 110 about a main extension axis of the connecting portion 120.

Wherein the surface to be cleaned described above may be a wooden floor, a floor tile floor, etc. in a home setting. Surface cleaning apparatus 100 may be a floor scrubbing apparatus.

The main body 110 of the surface cleaning apparatus 100 is preferably a cavity structure, and preferably has an armrest/handle portion on which a human-computer interaction device such as an operation button can be disposed, and the surface cleaning apparatus 100 is controlled by operating the human-computer interaction device of the main body 110, the armrest/handle portion, and the like.

According to the wet surface cleaning apparatus 100 of one preferred embodiment of the present disclosure, the connection part 120 is formed in a cavity structure.

For the cleaning portion 130 of the wet surface cleaning apparatus 100 of the present disclosure (e.g., a cleaning head assembly of a scrubber apparatus) to perform a cleaning operation on a surface to be cleaned, the cleaning portion 130 is preferably provided as a cavity structure to at least partially accommodate a ground brush assembly (which may be a rolling brush assembly or a swinging brush assembly, etc.) of the cleaning portion 130.

With the wet surface cleaning apparatus 100 with the lying cleaning mode of each of the above embodiments, preferably, the connection part 120 includes a free mode rotatable with respect to the main body part 110 and a locked mode locked with respect to the main body part 110, the wet surface cleaning apparatus 100 includes an operation key by which a user operates to switch the connection part 120 between the free mode and the locked mode, wherein the operation key is provided at the main body part and/or at a junction area of the connection part 120 and the main body part 110; more preferably, an auxiliary support wheel is provided at a junction area of the connecting portion 120 and the main body portion 110.

By providing the auxiliary support wheels, the wet type surface cleaning apparatus 100 is used to support the main body part 110 in the lying type cleaning mode, and it is convenient to drag the wet type surface cleaning apparatus 100 in the lying type cleaning mode, reducing the burden of the user in use.

With the wet type surface cleaning apparatus 100 having the lying type cleaning mode of each of the above embodiments, preferably, the main body part 110 is provided with the suction device 105 for sucking the fluid from the cleaning part 130 to the liquid storage part 104, the liquid storage part 104 includes the liquid inlet, the gas outlet, and the liquid receiving chamber, wherein the liquid inlet is communicated with the cleaning part 130, the gas outlet is communicated with the suction device 105, the gas-liquid separating structure is provided between the liquid inlet and the gas outlet, the gas separated by the gas-liquid separating structure is discharged out of the liquid storage part 104 through the gas outlet, and the liquid separated by the gas-liquid separating structure is stored in the liquid receiving chamber.

A wet surface cleaning apparatus 100 according to a preferred embodiment of the present disclosure is described in detail below with reference to fig. 1.

According to the wet type surface cleaning apparatus 100 having the lying type cleaning mode according to one preferred embodiment of the present disclosure, preferably, the cleaning liquid storage part 103 is disposed within the connection part 120, and the liquid storage part 104 is disposed within the main body part 110. Preferably, referring to fig. 1, the surface cleaning apparatus 100 comprises a suction device 105, a cleaning liquid channel, a dirt recovery channel 106, a pump device 107 and a floor brush assembly 108;

wherein, the dirt recycling channel 106 is formed in the connecting portion 120 and the main body portion 110, the suction device 105 sucks the dirt generated by the cleaning operation performed by the cleaning portion 130 into the liquid storage portion 104 through the dirt recycling channel 106, and the pump device 107 pumps the cleaning liquid stored in the cleaning liquid storage portion 103 into the floor brush assembly 108 or onto the surface of the floor brush assembly 108 through the cleaning liquid channel.

Wherein the suction device 105 may be a fan device to generate a suction air flow.

The suction device 105 is disposed within the cavity of the main body 110, and the liquid storage 104 is disposed within the cavity of the main body 110.

The suction device 105 sucks dirt generated by the cleaning operation of the cleaning part 130 into the liquid storage part 104 based on the suction airflow, and preferably, a top end of the liquid storage part 104 forms or is provided with a filtering structure to filter the dirt in the suction airflow, so that the dirt is retained in the liquid storage part 104, and the filtered suction airflow is discharged out of the surface cleaning apparatus 100.

In this embodiment, the cleaning liquid storage portion 103 is disposed within the cavity structure of the connecting portion 120, so that the center of gravity of the whole surface cleaning apparatus 100 is located at a lower position, and the user can operate the surface cleaning apparatus 100 more easily, and the available space of the connecting portion 120 is larger, so that the cleaning liquid storage portion 103 can have a larger size to contain as much cleaning liquid as possible.

A wet surface cleaning apparatus 100 according to another preferred embodiment of the present disclosure is described in detail below with reference to fig. 2.

According to the wet type surface cleaning apparatus 100 having the lying type cleaning mode according to one preferred embodiment of the present disclosure, preferably, the liquid storage part 104 is disposed within the main body part 110, and the cleaning liquid storage part 103 is disposed within the cleaning part 130.

Preferably, referring to fig. 2, the surface cleaning apparatus 100 comprises a suction device 105, a cleaning liquid channel, a dirt recovery channel 106, a pump device 107 and a floor brush assembly 108;

the dirt recycling channel 106 is formed in the connecting portion 120 and the main body portion 110, the suction device 105 sucks dirt generated by the cleaning operation performed by the cleaning portion 130 into the liquid storage portion 104 through the dirt recycling channel 106, and the pump device 107 pumps the cleaning liquid stored in the cleaning liquid storage portion 103 into the floor brush assembly 108 or onto the surface of the floor brush assembly 108 through the cleaning liquid channel.

Like the wet surface cleaning apparatus 100 shown in fig. 1, the suction device 105 may be a fan device to generate a suction airflow. The suction device 105 is disposed within the cavity structure of the main body 110, and the liquid storage portion 104 is disposed within the cavity structure of the main body 110.

Unlike the wet surface cleaning apparatus 100 shown in fig. 1, the cleaning liquid storage 103 is disposed within the cavity structure of the cleaning part 130, so that the center of gravity of the entire surface cleaning apparatus 100 is further downward, and a user can operate the surface cleaning apparatus 100 with less effort. Moreover, the cleaning liquid passage from the cleaning liquid storage part 103 to the floor brush assembly 108 is shorter, the supply of the cleaning liquid is smoother, and the pressure of the floor brush assembly 108 of the cleaning part 130 on the surface to be cleaned is increased by the weight of the cleaning liquid storage part 103, thereby improving the cleaning effect.

Referring to the right drawing in fig. 2, when the wet type surface cleaning apparatus 100 of the present embodiment is in the lying type cleaning mode, the connection part 120 does not contact the surface to be cleaned (floor surface).

A wet surface cleaning apparatus 100 according to yet another preferred embodiment of the present disclosure is described in detail below with reference to fig. 3 and 4.

Referring to fig. 3 and 4, unlike the wet surface cleaning apparatus 100 shown in fig. 2, the connecting part 120 of the wet surface cleaning apparatus 100 of the present embodiment includes a first rod part 121 and a second rod part 122, and the first rod part 121 can be extended and retracted within the second rod part 122 to change the length of the connecting part 120.

The wet type surface cleaning apparatus 100 of the present embodiment can control the length of the connection part 120 by the expansion and contraction of the first lever part 121 within the second lever part 122 when performing a cleaning operation on the bottom of furniture, so as to clean a deeper area of the bottom of furniture.

Preferably, the first rod portion 121 and the second rod portion 122 can be formed in a contracted state and held (e.g., by means of elastic clasps), and can also be formed in one or more than two extended states and held (e.g., by means of elastic clasps) for cleaning operations at different depth areas of the bottom of the furniture.

According to a preferred embodiment of the present disclosure, the expansion and contraction of the first rod part 121 within the second rod part 122 is damped expansion and contraction, so that the control of the elongated length of the connecting part 120 is more free.

In the wet surface cleaning apparatus 100 of the present embodiment, the first rod portion 121 and the second rod portion 122 are preferably hollow rods to form at least a part of the dirt recovery channel 106.

In the wet type surface cleaning apparatus 100 of the present embodiment, when the surface cleaning apparatus 100 is in the lying type cleaning mode, the axis of the connection portion 120 extending between the main body portion 110 and the cleaning portion 130 is parallel or substantially parallel to the surface to be cleaned (floor), and the connection portion does not contact the surface to be cleaned (floor).

With respect to the wet type surface cleaning apparatus 100 of the various embodiments described above, referring to fig. 1 to 4, the wet type surface cleaning apparatus 100 of the present disclosure is provided with the connecting portion 120 and the main body portion 110 being relatively rotatable, the cleaning portion 130 and the connecting portion 100 being relatively rotatable, and a lying type cleaning mode of the surface cleaning apparatus 100 is achieved by operating the main body portion 110 such that an axis of the connecting portion 120 extending between the main body portion 110 and the cleaning portion 130 is parallel or substantially parallel to the surface to be cleaned.

The wet type surface cleaning apparatus 100 of the present disclosure, referring to fig. 1 to 4, enables the wet type surface cleaning apparatus 100 of the present disclosure to accommodate more areas to be cleaned, such as an area under a bed, an area under a sofa, an area under a table, and the like in a home scene, by a lying type cleaning mode.

With the wet type surface cleaning apparatus 100 having the lying type cleaning mode of each of the above embodiments, it is preferable that the distance between the highest point of the connection part 120 and the surface to be cleaned is 120mm or less when the surface cleaning apparatus 100 is in the lying type cleaning mode.

Referring to the right drawing in fig. 1, the right drawing in fig. 2, the right drawing in fig. 3 and fig. 4, the highest point of the connecting portion 120 is located at the upper edge of the illustrated connecting portion 120, so that the cleaning portion 130 and at least a portion of the connecting portion 120 can protrude into the bottom area of the furniture.

According to the wet surface cleaning apparatus 100 of the preferred embodiment of the present disclosure, providing a preset rotational damping at the connection position between the connection part 120 and the main body part 110 enables a controlled relative rotation between the connection part 120 and the main body part 110.

Preferably, when the pressing force applied to the main body 110 is greater than or equal to the threshold pressure, the connecting portion 120 and the main body 110 are controlled to rotate relatively.

According to a preferred embodiment of the present disclosure, the relative rotation between the second end of the connecting portion 120 and the cleaning portion 130 is an undamped relative rotation to accommodate the user operating the surface cleaning apparatus 100 to reciprocally clean the area to be cleaned.

With the wet type surface cleaning apparatus 100 having the lying type cleaning mode of each of the above embodiments, it is preferable that a first end of the connecting portion 120 is rotatably connected to the main body portion 110 by the first shaft portion 101, a second end of the connecting portion 120 is rotatably connected to the cleaning portion 130 by the second shaft portion 102, and the first shaft portion 101 is parallel to the second shaft portion 102.

With the wet type surface cleaning apparatus 100 of each of the above embodiments, preferably, based on the relative rotation between the main body part 110 and the connection part 120 and the relative rotation between the connection part 120 and the cleaning part 130, the distance between the projection of the connection position of the connection part 120 and the main body part 110 on the surface to be cleaned and the cleaning part 130 is changed, so as to enable the lying type cleaning mode of the wet type surface cleaning apparatus 100 of the present disclosure.

When the distance between the projection of the connecting portion 120 and the main body portion 110 on the surface to be cleaned and the cleaning portion 130 is increased, the included angle between the connecting portion 120 and the cleaning portion 130 is increased. Illustratively, referring to the wet surface cleaning apparatus 100 of FIG. 1, the surface cleaning apparatus 100 transitions from the middle view state to the right view state with the included angle increasing to 180 degrees.

For the wet surface cleaning apparatus 100 of each of the above embodiments, preferably, referring to the left and middle views of fig. 1 to 3, the surface cleaning apparatus 100 may perform an upright cleaning mode when the angle between the connection part 120 and the cleaning part 130 is not 180 degrees. The included angle between the connecting portion 120 and the cleaning portion 130 corresponding to the upright cleaning mode is preferably: greater than or equal to 90 degrees and less than 180 degrees.

As shown in the right drawing of fig. 1, the right drawing of fig. 2, the right drawing of fig. 3, and fig. 4, the wet surface cleaning apparatus 100 of the present disclosure may perform a lying type cleaning mode.

According to a preferred embodiment of the present disclosure, the first shaft portion 101 is disposed at the first end of the connecting portion 120, the second shaft portion 102 is disposed at the cleaning portion 130, and the main body portion 110 and the first shaft portion 101 have a preset rotational damping therebetween.

According to a preferred embodiment of the present disclosure, there is no rotational damping between the connecting portion 120 and the second shaft portion 102.

With the wet type surface cleaning apparatus 100 of each of the above embodiments, it is preferable that the apparatus further comprises a support wheel 140, the support wheel 140 is disposed at a connection position of the cleaning part 130 and the connection part 120, and when the connection part 120 rotates relative to the cleaning part 130, the support wheel 140 supports at least the second shaft part 102 such that a distance between the second shaft part 102 and the surface to be cleaned is constant.

Referring to fig. 1 to 4, the wet type surface cleaning apparatus 100 of the present disclosure prevents the connecting portion 120 from applying an additional undesired force to the cleaning portion 130 and prevents the cleaning portion 130 from being lifted up or even partially or completely separated from the surface to be cleaned after the additional undesired force acts, by providing the support wheels 140, when a relative rotation occurs between the connecting portion 120 and the cleaning portion 130.

Preferably, the support wheels 140 are rolling wheels. For example, the support wheels 140 are in the form of two rolling wheels symmetrically disposed, and the support wheels 140 are preferably disposed at the connection position of the cleaning part 130 with the connection part 120 so that the support wheels 140 can support the second shaft part 102.

With the wet surface cleaning apparatus 100 of each of the embodiments described above, the power supply portion 109 is also preferably provided within the main body portion 110, and the power supply portion 109 may be a rechargeable battery.

According to another aspect of the present disclosure, a surface cleaning system of the present disclosure includes: the wet type surface cleaning apparatus 100 having the lying type cleaning mode of any one of the above embodiments; and a base station device for at least replenishing cleaning liquid to the wet surface cleaning device 100 having the lying cleaning mode and/or for recovering dirt stored in the wet surface cleaning device 100 having the lying cleaning mode.

In the description herein, reference to the description of the terms "one embodiment/mode," "some embodiments/modes," "example," "specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment/mode or example is included in at least one embodiment/mode or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to be the same embodiment/mode or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments/modes or examples. Furthermore, the various embodiments/modes or examples and features of the various embodiments/modes or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.

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 application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

It will be understood by those skilled in the art that the foregoing embodiments are merely for clarity of illustration of the disclosure and are not intended to limit the scope of the disclosure. Other variations or modifications may occur to those skilled in the art, based on the foregoing disclosure, and are still within the scope of the present disclosure.

Claims

1. A wet surface cleaning apparatus having a recumbent cleaning mode for cleaning a surface to be cleaned, comprising:

a liquid storage part arranged or formed on the main body part and used for storing dirt generated by cleaning the surface to be cleaned by the cleaning part, wherein the cleaning part is communicated with the liquid storage part in a fluid way;

a dirt recovery channel, a first portion of the dirt recovery channel being disposed or formed within the connection portion, a second portion of the dirt recovery channel being disposed or formed within the main body portion; dirt generated by cleaning the surface to be cleaned by the cleaning part is recycled to the liquid storage part through the dirt recycling channel;

a suction device for sucking dirt generated by cleaning operation of the cleaning part into the liquid storage part through the dirt recovery channel;

a cleaning liquid storage portion in fluid communication with the cleaning portion, the cleaning liquid storage portion being disposed or formed at the connecting portion and/or the cleaning portion;

a pump device that pumps the cleaning liquid stored in the cleaning liquid storage portion to the cleaning portion via a cleaning liquid passage;

2. Wet surface cleaning apparatus with a lying cleaning mode according to claim 1, characterized in that the angle between the connection portion and the surface to be cleaned in the upright cleaning mode is larger than the angle between the connection portion and the surface to be cleaned in the lying cleaning mode; in the lying type cleaning mode, an included angle between the connecting portion and the surface to be cleaned is smaller than an included angle between the main body portion and the surface to be cleaned.

3. Wet surface cleaning apparatus with a lying cleaning mode according to claim 1, characterized in that an axis of the connecting portion extending between the main body portion and the cleaning portion can be parallel to the surface to be cleaned with the wet surface cleaning apparatus in the lying cleaning mode; and/or

The surface cleaning device comprises a lying type limiting structure, so that under the condition that the wet type surface cleaning device is in the lying type cleaning mode, an included angle between the central axis of the main body part and the surface to be cleaned is larger than 30 degrees.

4. A wet surface cleaning apparatus according to claim 1 having a lying cleaning mode, characterized in that with the wet surface cleaning apparatus in the upright cleaning mode, the axis of the connecting portion extending between the main body portion and the cleaning portion is parallel to the central axis of the main body portion, and the angle between the central axis of the main body portion and the surface to be cleaned is larger than 30 °.

5. Wet surface cleaning apparatus with a lying cleaning mode according to any of the claims 1-4, characterized in that the connection does not contact the surface to be cleaned when the surface cleaning apparatus is in the lying cleaning mode; and/or

The connecting part comprises a first rod part and a second rod part, and the first rod part can stretch and retract in the second rod part to change the length of the connecting part.

6. A wet type surface cleaning apparatus with a lying cleaning mode according to any one of claims 1-4, characterized in that the connection part comprises a free mode rotatable with respect to the main body part and a locked mode locked with respect to the main body part, the wet type surface cleaning apparatus comprising an operation key by which a user switches the connection part between the free mode and the locked mode, wherein the operation key is provided at the main body part and/or at a junction area of the connection part and the main body part; and/or

7. The wet surface cleaning apparatus with a lying cleaning mode according to any one of claims 1 to 4, wherein the main body part is provided with a suction device for sucking fluid from the cleaning part to the liquid storage part, the liquid storage part includes a liquid inlet, a gas outlet, and a liquid receiving chamber, wherein the liquid inlet communicates with the cleaning part, the gas outlet communicates with the suction device, a gas-liquid separating structure is provided between the liquid inlet and the gas outlet, gas separated by the gas-liquid separating structure is discharged from the liquid storage part through the gas outlet, and liquid separated by the gas-liquid separating structure is stored in the liquid receiving chamber.

8. A surface cleaning system, comprising:

the wet surface cleaning apparatus with a lying cleaning mode of any one of claims 1 to 7; and

a base station device for at least supplementing cleaning liquid to the wet surface cleaning device with a lying cleaning mode and/or for recovering dirt stored in the wet surface cleaning device with a lying cleaning mode.