CN221044885U - Cleaning base and surface cleaning apparatus - Google Patents

Abstract

The present disclosure provides a cleaning base comprising: a main body portion; a scraper bar disposed on the main body portion; a first floating connection floatably connected to a first end of the body portion; a second floating connection device floatably connected to a second end of the body portion opposite the first end of the body portion; and a cleaning assembly including a roller brush assembly detachably connected to the main body portion; and when the cleaning assembly is connected to the main body part, the rolling brush assembly is pulled by the first floating connecting device and the second floating connecting device together to generate movement in a first direction towards the scraping strip, so that the scraping strip and the surface of the rolling brush assembly are always kept in an abutting state.

Description

Cleaning base and surface cleaning apparatus

Technical Field

The present disclosure relates to a cleaning base and a surface cleaning apparatus.

Background

Wet surface cleaning apparatus are suitable for cleaning hard floor surfaces such as tile, hardwood floors, soft carpeted surfaces, and the like.

When the wet surface cleaning device cleans the surface to be cleaned, cleaning liquid is firstly conveyed to the rolling brush, and is applied to the surface to be cleaned through the rolling brush, and when the rolling brush and the surface to be cleaned generate relative motion, the surface to be cleaned is cleaned.

In the case of a wet surface cleaning apparatus for cleaning a surface to be cleaned, it is necessary to remove dirt and dirty water on the rolling brush in time, and for this purpose, the wet surface cleaning apparatus includes a water-pressing blade which is required to be brought into pressure contact with the rolling brush to remove the dirt and dirty water on the rolling brush by the water-pressing blade.

However, when the wet type surface cleaning apparatus is used for a certain period of time, the nap of the surface of the roll brush rubs with the squeegee and the floor for a long period of time, so that the nap is abraded. When the nap is worn, a series of problems are brought about, wherein at the most serious point, the interference amount of the water pressing scraping plate and the nap is reduced, so that the sewage on the rolling brush cannot be effectively removed, and a large amount of water stains remain on the surface to be cleaned. And dirt on the roller brush cannot be effectively stripped by the squeegee and results in a significant loss of efficiency of the wet surface cleaning apparatus in cleaning the surface to be cleaned.

Disclosure of utility model

In order to solve one of the above technical problems, the present disclosure provides a cleaning base and a surface cleaning apparatus.

According to one aspect of the present disclosure, there is provided a cleaning base comprising:

A main body portion;

A scraper bar disposed on the main body portion;

a first floating connection floatably connected to a first end of the body portion;

A second floating connection device floatably connected to a second end of the body portion opposite the first end of the body portion; and

A cleaning assembly including a roller brush assembly detachably connected to the main body portion; and when the cleaning assembly is connected to the main body part, the rolling brush assembly is pulled by the first floating connecting device and the second floating connecting device together to generate movement in a first direction towards the scraping strip, so that the scraping strip and the surface of the rolling brush assembly are always kept in an abutting state.

A cleaning base according to at least one embodiment of the present disclosure further includes:

The first extension arm is located the first end of main part, and the one end of round brush subassembly rotationally set up in first extension arm, wherein, first extension arm can by first floating connecting device drives and makes round brush subassembly with scrape the strip and lean on.

The cleaning base according to at least one embodiment of the present disclosure, the first floating connection means includes a first slider for driving the first extension arm to act.

According to the cleaning base of at least one embodiment of the present disclosure, the first end of the main body portion is formed with a sliding groove, and the first sliding block is slidably disposed in the sliding groove.

According to the cleaning base of at least one embodiment of the present disclosure, the sliding groove includes a side wall, a first spring is disposed between the side wall of the sliding groove and the first sliding block, and the first spring is used for driving the first sliding block to act in a direction away from the rolling brush assembly.

According to the cleaning base of at least one embodiment of the present disclosure, the first extension arm includes a stopper, and the first sliding block can be matched with the stopper and drive the first extension arm to act.

According to the cleaning base of at least one embodiment of the present disclosure, the first end of the main body part further includes a first through groove, the first slider includes a first portion and a second portion, and a first connection portion connecting the first portion and the second portion, the first portion is located at a first side of the first through groove, the second portion is located at a second side of the first through groove, and the first connection portion is capable of freely moving a first distance in a first direction in the first through groove.

A cleaning base in accordance with at least one embodiment of the present disclosure, the first distance is greater than or equal to a pile thickness on the roll brush assembly.

According to a cleaning base of at least one embodiment of the present disclosure, the cleaning assembly includes a second extension arm located at a second end of the main body portion, the second extension arm being drivable by the second floating connection means and causing the rolling brush assembly to engage with the wiper strip.

According to at least one embodiment of the present disclosure, the cleaning base portion, the second extension arm, is detachably disposed at the second end of the main body portion.

In accordance with a cleaning base of at least one embodiment of the present disclosure, the second end of the roller brush assembly is rotatably disposed at the first end of the second extension arm.

According to the cleaning base of at least one embodiment of the present disclosure, the second end of the second extension arm is provided with a latch assembly, which can cooperate with the main body portion to detachably connect the rolling brush assembly thereto.

According to a cleaning base of at least one embodiment of the present disclosure, the catch assembly includes a catch member and a latch, the catch member is configured to be manually operable, and the catch member is configured to actuate the latch to engage the latch with the main body portion and lock the second extension arm with the main body portion or disengage the latch from the main body portion and detach the second extension arm from the main body portion.

According to a cleaning base of at least one embodiment of the present disclosure, the second end of the main body portion is provided with a latch groove, within which the latch is automatically movable a second distance in a first direction.

The cleaning base according to at least one embodiment of the present disclosure, the catch assembly further comprises a latch seat secured to the second end of the second extension arm, wherein the latch and catch are both configured to be moveable relative to the latch seat.

According to a cleaning base of at least one embodiment of the present disclosure, the second end of the main body portion is provided with a latch seat groove, and the latch seat is provided to be freely movable in a first direction within the latch seat groove.

The second floating connection device comprises a second slider for actuating the latch seat according to at least one embodiment of the present disclosure.

According to the cleaning base of at least one embodiment of the present disclosure, the latch seat is formed with a receiving groove, at least part of the second slider is received in the receiving groove, and the second slider is in contact with one sidewall of the receiving groove so that the second slider drives the latch seat to act.

According to the cleaning base of at least one embodiment of the present disclosure, the latch seat groove includes a side wall, a second spring is disposed between the side wall of the latch seat groove and the second sliding block, and the second spring is used for driving the second sliding block to act in a direction away from the rolling brush assembly.

According to the cleaning base of at least one embodiment of the present disclosure, the second end of the main body part further includes a second through groove, the second slider includes a third portion and a fourth portion, and a second connection portion connecting the third portion and the fourth portion, the third portion is located at a first side of the second through groove, the fourth portion is located at a second side of the second through groove, and the second connection portion is capable of freely moving a third distance in the first direction in the second through groove.

The cleaning base according to at least one embodiment of the present disclosure, the third distance is equal to the first distance.

The cleaning base according to at least one embodiment of the present disclosure, the second distance is greater than the third distance or the first distance.

According to another aspect of the present disclosure, there is provided a surface cleaning apparatus comprising the cleaning base described above.

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 of a cleaning base according to one embodiment of the present disclosure.

Fig. 2 is a schematic view of another angled structure of a cleaning base according to one embodiment of the present disclosure.

Fig. 3 is a partial schematic structural view of a cleaning base according to one embodiment of the present disclosure.

Fig. 4 is a schematic structural view of a first floating connection according to one embodiment of the present disclosure.

Fig. 5 is a schematic structural view of a cleaning assembly according to one embodiment of the present disclosure.

Fig. 6 is a schematic cross-sectional structural view of a cleaning base according to one embodiment of the present disclosure.

Fig. 7 is an enlarged schematic view of a portion a of fig. 6.

Fig. 8 is an enlarged schematic view of a portion B of fig. 6.

Fig. 9 is a schematic view of another angled configuration of a cleaning assembly according to one embodiment of the present disclosure.

Fig. 10 is a schematic structural view of a latch assembly according to one embodiment of the present disclosure.

The reference numerals in the drawings specifically are:

600 cleaning base

610 Main body

611 Sliding groove

612 First through groove

613 Latch seat groove

614 Latch slot

615 A second through slot

620 Suction nozzle

630 Rolling brush assembly

640 Scraping strip

650 First extension arm

651 Limiting block

661 First slide block

661A first part

661B second part

661C first connecting portion

662 First spring

670 Second extension arm

671 Latch

672 Latch seat

672A holding tank

681 Second slider

681A third part

681B fourth part

681C second connecting portion

682 A second spring.

Detailed Description

The present disclosure is described in further detail below with reference to the drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant content and not limiting of the present disclosure. It should be further noted that, for convenience of description, only a portion relevant to the present disclosure is shown in the drawings.

In addition, embodiments of the present disclosure and features of the embodiments may be combined with each other without conflict. The technical aspects of the present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Unless otherwise indicated, the exemplary implementations/embodiments shown 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. Thus, unless otherwise indicated, features of the various implementations/embodiments may be additionally combined, separated, interchanged, and/or rearranged without departing from the technical concepts of the present disclosure.

The use of cross-hatching and/or shading in the drawings is typically used to clarify the boundaries between adjacent components. As such, the presence or absence of cross-hatching or shading does not convey or represent any preference or requirement for a particular material, material property, dimension, proportion, commonality between illustrated components, and/or any other characteristic, attribute, property, etc. of a component, unless indicated. In addition, in the drawings, the size and relative sizes of elements may be exaggerated for clarity and/or descriptive purposes. While the exemplary embodiments may be variously implemented, the specific process sequences may be performed in a different order than that described. For example, two consecutively described processes may be performed substantially simultaneously or in reverse order from that described. Moreover, like reference numerals designate like parts.

When an element is referred to as being "on" or "over", "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 this reason, the term "connected" may refer to physical connections, electrical connections, and the like, with or without intermediate components.

For descriptive purposes, the present disclosure may use spatially relative terms such as "under … …," under … …, "" under … …, "" lower, "" above … …, "" upper, "" above … …, "" upper "and" side (e.g., as in "sidewall") to describe one component's relationship to another (other) component as illustrated in the figures. In addition to the orientations depicted in the drawings, the spatially relative terms are intended to encompass different orientations of the device in use, operation, and/or manufacture. For example, if the device in the figures is turned over, elements described as "under" or "beneath" other elements or features would then be oriented "over" the other elements or features. Thus, the exemplary term "below … …" may encompass both an orientation of "above" and "below". Furthermore, the device 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 only 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 the present specification, the presence of stated features, integers, steps, operations, elements, components, and/or groups thereof is described, but the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof is not precluded. It is also noted that, as used herein, the terms "substantially," "about," and other similar terms are used as approximation terms and not as degree terms, and as such, are used to explain the inherent deviations of measured, calculated, and/or provided values that would be recognized by one of ordinary skill in the art.

Fig. 1 is a schematic structural view of a cleaning base 600 according to one embodiment of the present disclosure. Fig. 2 is a schematic view of another angled structure of a cleaning base 600 according to one embodiment of the present disclosure. Fig. 3 is a partial structural schematic diagram of a cleaning base 600 according to one embodiment of the present disclosure.

As shown in fig. 1 to 3, the cleaning base 600 of the present disclosure may include a main body portion 610, a suction nozzle 620, a wiper strip 640, a first floating connection device, a second floating connection device, a cleaning assembly, and the like.

In actual use, the cleaning base 600 is configured to be connected to the frame portion by the connection portion and together form a surface cleaning apparatus by these components. Wherein the body portion 610 is adapted to be moved over a floor surface to be cleaned. For example, the body portion 610 may include two rolling wheels, and the body portion 610 is moved over the surface to be cleaned by movement of the rolling wheels over the surface to be cleaned.

In the present disclosure, when the surface cleaning apparatus is in use, a general user is located behind the surface cleaning apparatus and pushes the surface cleaning apparatus to move forward to clean a surface to be cleaned, whereby the cleaning base 600 has a front-rear direction. Further, the cleaning base 600 also has a lateral direction, which is a direction perpendicular to the front-rear direction.

The main body portion 610 can form a receiving cavity, for example, the receiving cavity is located at a front end of the main body portion 610, and at least a portion of the rolling brush assembly 630 is received in the receiving cavity, and accordingly, at least the rolling brush assembly 630 is also located at the front end of the main body portion 610.

As shown in fig. 3, the main body 610 has a suction nozzle 620 formed thereon, and in this disclosure, the suction nozzle 620 is disposed adjacent to the roller brush assembly 630 and behind the first stirring member. In the present disclosure, the suction nozzle 620 is connected to the recovery line and is formed as a start point of a recovery path, that is, when the surface cleaning apparatus is cleaning a surface to be cleaned, the used cleaning liquid, dirt, etc. are recovered to a sump of the surface cleaning apparatus through the suction nozzle 620 and the recovery line.

The roller brush assembly 630 is configured to agitate a floor surface to be cleaned; that is, when the surface cleaning apparatus is performing a cleaning operation or a self-cleaning operation, the rolling brush assembly 630 can be driven to rotate by the motor, whereby the rolling brush assembly 630 can be in frictional contact with the floor surface to be cleaned and the cleaning of the floor surface to be cleaned can be achieved. During frictional contact of the roller brush assembly 630 with the floor surface to be cleaned, cleaning liquid can be supplied to the roller brush assembly 630, thereby achieving wet cleaning of the floor surface to be cleaned.

In one embodiment, the motor may be disposed on the main body 610 and drive the rolling brush assembly 630 to rotate by means of a synchronous belt transmission (i.e. operatively connected to the motor); in another embodiment, the motor may also be disposed in the roller brush assembly 630 and may be capable of driving the roller brush assembly 630 to rotate; in the present disclosure, the roller brush assembly 630 is rotatable along a first axis; more preferably, the first axis may be a horizontal straight line in a lateral direction.

As shown in fig. 3, the scraping strip 640 is disposed on the main body 610; and the scraping strip 640 can interfere with the rolling brush assembly 630 to remove sewage and dirt on the rolling brush assembly 630; more preferably, the scraping strip 640 is disposed above the suction nozzle 620 so that the sewage and dirt removed by the scraping strip 640 can conveniently enter the suction nozzle and be recovered by the sewage tank of the surface cleaning apparatus.

The first floating connection means is floatably connected to a first end of the body portion 610; the second floating connection means is floatably connected to a second end of the body portion 610 opposite the first end of the body portion 610; in the present disclosure, the first and second ends of the body portion 610, i.e., both ends of the body portion 610 in the lateral direction.

The cleaning assembly includes a roller brush assembly 630 detachably connected to the main body portion 610; and when the cleaning assembly is connected to the main body 610, the first and second floating connection devices pull the rolling brush assembly 630 together to generate a movement in a first direction toward the scraping strip 640 so that the scraping strip 640 and the surface of the rolling brush assembly 630 are always kept in an abutting state. That is, the rolling brush assembly 630 has a moving tendency toward the wiper strip 640 under the pulling of the first and second floating connection devices, whereby the wiper strip 640 and the rolling brush assembly 630 can always maintain pressure contact.

In one embodiment, the first direction may be a front-to-back direction or a direction at an angle to the front-to-back direction, so long as the rolling brush assembly 630 is capable of approaching the scraping strip 640 when moving in the first direction.

Fig. 4 is a schematic structural view of a first floating connection according to one embodiment of the present disclosure.

As shown in fig. 1 and 4, the cleaning base 600 further includes: a first extension arm 650, the first extension arm 650 is located at a first end of the main body 610, and one end of the rolling brush assembly 630 is rotatably disposed at one end (front end) of the first extension arm 650, wherein the other end (rear end) of the first extension arm 650 can be driven by the first floating connection device and enables the rolling brush assembly 630 to abut against the scraping strip 640.

In one embodiment, as shown in fig. 4, the first floating connection device includes a first slider 661, and the first slider 661 is used for driving the first extension arm 650 to act. For example, a sliding groove 611 is formed at a first end of the main body 610, and the first sliding block 661 is rotatably provided in the sliding groove 611. More preferably, the sliding groove 611 has two sidewalls in the front-rear direction and two sidewalls in the up-down direction; wherein the first sliding block 661 can contact with both side walls in the up-down direction and thus be guided by the sliding groove 611. Further, the first slider 661 is smaller in size in the front-rear direction than the sliding groove 611, whereby the first slider 661 can move in the front-rear direction within the sliding groove 611.

A first spring 662 is disposed between the side wall of the sliding groove 611 and the first sliding block 661, and the first spring 662 is used for driving the first sliding block 661 to move in a direction away from the rolling brush assembly 630. Preferably, the side wall is a side wall in a forward direction, and at this time, the first spring 662 is in a pre-compressed state and is capable of providing a pushing force to the first slider 661, thereby pushing the first slider 661 to move backward.

On the other hand, the side wall may be a side wall in the backward direction, and in this case, the first spring 662 may be in a stretched state and may apply a tensile force to the first slider 661, thereby pulling the first slider 661 to move backward.

Fig. 5 is a schematic structural view of a cleaning assembly according to one embodiment of the present disclosure.

In this disclosure, as shown in fig. 5, the first extension arm 650 includes a stopper 651, and the first sliding block 661 can cooperate with the stopper 651 and drive the first extension arm 650 to act. Specifically, the stopper 651 can contact the rear end of the first slider 661, thereby driving the first extension arm 650 to move backward when the first slider 661 moves backward.

Fig. 6 is a schematic cross-sectional structural view of a cleaning base according to one embodiment of the present disclosure. Fig. 7 is an enlarged schematic view of a portion a of fig. 6.

As shown in fig. 7, the first end of the main body 610 further includes a first through slot 612, the first slider 661 includes a first portion 661A and a second portion 661B, and a first connection portion 661C connecting the first portion 661A and the second portion 661B, the first portion 661A is located at a first side of the first through slot 612, the second portion 661B is located at a second side of the first through slot 612, and the first connection portion 661C is capable of freely moving a first distance in a first direction within the first through slot 612, thereby enabling the first slider 661 to be more stable when moving. More preferably, the stopper 651 of the first extension arm 650 can contact the rear end of the first portion 661A.

In the present disclosure, the first distance is greater than or equal to the pile thickness on the roller brush assembly 630, thereby being able to remain in pressure contact with the wiper strip 640 throughout the life of the roller brush assembly 630. That is, after the fluff on the roller brush assembly 630 is ground, the roller brush assembly 630 can remain in pressure contact with the wiper strip 640.

Fig. 8 is an enlarged schematic view of a portion B of fig. 6. Fig. 9 is a schematic view of another angled configuration of a cleaning assembly according to one embodiment of the present disclosure.

As shown in fig. 2, 8 and 9, the cleaning assembly includes a second extension arm 670, the second extension arm 670 is located at a second end of the main body 610, and the second extension arm 670 can be driven by the second floating connection device, so that the rolling brush assembly 630 is attached to the scraping strip 640.

More preferably, the second extension arm 670 is detachably disposed at the second end of the main body portion 610, whereby the cleaning assembly can be integrally detached from the main body portion 610.

The second end of the rolling brush assembly 630 is rotatably disposed at a first end of the second extension arm 670 (the first end is the front end of the second extension arm 670), and the second end of the second extension arm 670 (the second end is the rear end of the second extension arm 670) is provided with a latch assembly, which can cooperate with the main body 610 to detachably connect the rolling brush assembly 630 to the main body 610.

The latch assembly includes a latch member 671 and a latch (not shown), the latch member 671 is configured to be manually operable, and the latch member 671 is configured to actuate the latch to engage the latch with the body portion 610 and lock the second extension arm 670 with the body portion 610 or disengage the latch from the body portion 610 and detach the second extension arm 670 from the body portion 610.

The catch assembly further comprises a latch seat 672, the latch seat 672 being secured to the second end of the second extension arm 670, wherein the latch and catch member 671 are both configured to be operable with respect to the latch seat 672.

Also, a second end of the body portion 610 is provided with a latch seat groove 613, and the latch seat 672 is provided to be freely movable in a first direction within the latch seat groove 613.

More specifically, the latching member 671 is configured to be movable in a first direction, i.e., a user can operate the latching member 671 and cause the latching member 671 to move in a forward direction, at which time the latch engages the latching member 671 wedge and moves the latch downward, thereby disengaging a portion of the latch from within the latch slot 614, and thereby enabling the cleaning assembly to be removed from the main body portion 610; on the other hand, when the application of the external force to the latching member 671 is stopped, the latch can be moved upward by the elastic force of the spring, and a portion thereof is inserted into the latch groove 614, at which time the latching member 671 can be moved rearward, thereby enabling the cleaning assembly to be locked to the main body portion 610.

On the other hand, by sliding the latch base 672 along the latch base groove 613, the roller brush assembly 630 can be moved rearward, and thus the roller brush assembly 630 can be brought into pressure contact with the wiper strip 640.

Specifically, the second end of the body portion 610 is provided with a latch slot 614, and the latch is automatically movable a second distance in the first direction within the latch slot 614, such that the latch does not interfere with the action of the second extension arm 670.

Fig. 9 is a schematic view of another angled configuration of a cleaning assembly according to one embodiment of the present disclosure. Fig. 10 is a schematic structural view of a latch assembly according to one embodiment of the present disclosure.

The principle of the second floating connection is similar to that of the first floating connection, but the structure is slightly different, and the structure of the second floating connection will be described in detail.

As shown in fig. 9 and 10, the second floating connection device includes a second sliding block 681, and the second sliding block 681 is used to drive the latch seat 672 to act.

Specifically, the latch seat 672 is formed with a receiving groove 672A, at least a portion of the second slide block 681 is received in the receiving groove 672A, and the second slide block 681 contacts one side wall of the receiving groove 672A so that the second slide block 681 drives the latch seat 672 to act. Preferably, the one side wall is a rear side wall of the receiving groove 672A.

The latch seat groove 613 includes a side wall, and a second spring 682 is disposed between the side wall of the latch seat groove 613 and the second sliding block 681, and the second spring 682 is used to drive the second sliding block 681 to move away from the rolling brush assembly 630. In a preferred embodiment, the sidewall is a sidewall of the latch seat groove 613 in a forward direction, and the second spring 682 is in a pre-compressed state, and can apply a pushing force to the second sliding block 681, so that the second sliding block 681 moves backward.

On the other hand, the second spring 682 may be disposed behind the second slider 681 and may apply a tensile force to the second slider 681, thereby moving the second slider 681 rearward.

In a specific embodiment, the second end of the main body 610 further includes a second through slot 615, the second sliding block 681 includes a third portion 681A and a fourth portion 681B, and a second connecting portion 681C connecting the third portion 681A and the fourth portion 681B, the third portion 681A is located at a first side of the second through slot 615, the fourth portion 681B is located at a second side of the second through slot 615, and the second connecting portion 681C is capable of freely moving a third distance in the first direction within the second through slot 615.

In the present disclosure, the third distance is equal to the first distance. The second distance is greater than the third distance or the first distance.

Thus, in the cleaning base 600 of the present disclosure, the rolling brush assembly 630 can be made to press the wiper strip 640 by the small-range sliding of the rolling brush assembly 630, achieving the purpose of wiping. And the pressing force between the rolling brush assembly 630 and the wiper strip 640 can be adjusted using the first spring and the second spring. When the nap of the rolling brush assembly 630 becomes short due to abrasion, the rolling brush assembly 630 is pressed against the scraping strip 640 under the action of the first spring and the second spring, so that it is ensured that the water stain of the surface cleaning apparatus is not increased due to the abrasion of the nap. Moreover, the structure of the rolling brush assembly can not be changed due to the arrangement of the floating connecting device, and the cost for replacing the rolling brush by a user is low.

According to another aspect of the present disclosure, there is provided a surface cleaning apparatus including the cleaning base 600 described above.

In the description of the present specification, reference to the terms "one embodiment/manner," "some embodiments/manner," "example," "a particular example," "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment/manner or example is included in at least one embodiment/manner or example of the application. In this specification, the schematic representations of the above terms are not necessarily for the same embodiment/manner 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 described in this specification and the features of the various embodiments/modes or examples can be combined and combined by persons skilled in the art without contradiction.

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

It will be appreciated by those skilled in the art that the above-described 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 will be apparent to persons skilled in the art from the foregoing disclosure, and such variations or modifications are intended to be within the scope of the present disclosure.

Claims (23)

1. A cleaning base, comprising:

A main body portion;

A scraper bar disposed on the main body portion;

a first floating connection floatably connected to a first end of the body portion;

A second floating connection device floatably connected to a second end of the body portion opposite the first end of the body portion; and

A cleaning assembly including a roller brush assembly detachably connected to the main body portion; and when the cleaning assembly is connected to the main body part, the rolling brush assembly is pulled by the first floating connecting device and the second floating connecting device together to generate movement in a first direction towards the scraping strip, so that the scraping strip and the surface of the rolling brush assembly are always kept in an abutting state.

2. The cleaning base of claim 1, further comprising:

The first extension arm is located the first end of main part, and the one end of round brush subassembly rotationally set up in first extension arm, wherein, first extension arm can by first floating connecting device drives and makes round brush subassembly with scrape the strip and lean on.

3. The cleaning base of claim 2, wherein the first floating connection means comprises a first slider for actuating the first extension arm.

4. The cleaning base portion according to claim 3, wherein the first end of the main body portion is formed with a slide groove, and the first slider is slidably provided in the slide groove.

5. The cleaning base of claim 4, wherein the sliding channel includes a sidewall, a first spring disposed between the sidewall of the sliding channel and the first slider for urging the first slider toward a direction away from the roller brush assembly.

6. The cleaning base of claim 5, wherein the first extension arm includes a stop block, the first slider being capable of engaging the stop block and actuating the first extension arm.

7. The cleaning base of claim 3, wherein the first end of the main body portion further comprises a first through slot, the first slider comprises a first portion and a second portion, and a first connection connecting the first portion and the second portion, the first portion is located on a first side of the first through slot, the second portion is located on a second side of the first through slot, and the first connection is free to move a first distance in a first direction within the first through slot.

8. The cleaning base of claim 7, wherein the first distance is greater than or equal to a pile thickness on the roller brush assembly.

9. The cleaning base of claim 1, wherein the cleaning assembly includes a second extension arm at a second end of the main body portion, the second extension arm being drivable by the second floating connection and causing the roller brush assembly to engage the wiper strip.

10. The cleaning base of claim 9, wherein the second extension arm is removably disposed at the second end of the main body portion.

11. The cleaning base of claim 9, wherein the second end of the roller brush assembly is rotatably disposed at the first end of the second extension arm.

12. The cleaning base of claim 11, wherein the second end of the second extension arm is provided with a latch assembly that is engageable with the main body portion to removably connect the roller brush assembly thereto.

13. The cleaning base of claim 12, wherein the catch assembly comprises a catch member and a latch, the catch member being configured to be manually operable and the catch member being configured to actuate the latch to engage the latch with the main body portion and lock the second extension arm with the main body portion or disengage the latch from the main body portion and detach the second extension arm from the main body portion.

14. The cleaning base of claim 13, wherein the second end of the main body portion is provided with a latch slot within which the latch is automatically movable a second distance in a first direction.

15. The cleaning base of claim 13, wherein the catch assembly further comprises a latch seat secured to the second end of the second extension arm, wherein the latch and catch are each configured to be moveable relative to the latch seat.

16. The cleaning base of claim 15, wherein the second end of the main body portion is provided with a latch seat slot, and the latch seat is configured to be freely movable in a first direction within the latch seat slot.

17. The cleaning base of claim 16, wherein the second floating connection includes a second slider for actuating the latch seat.

18. The cleaning base of claim 17, wherein the latch seat is formed with a receiving groove, at least a portion of the second slider is received in the receiving groove, and the second slider is in contact with one sidewall of the receiving groove so that the second slider drives the latch seat.

19. The cleaning base of claim 18, wherein the latch pocket includes a sidewall, a second spring being disposed between the sidewall of the latch pocket and the second slider for urging the second slider toward a direction away from the roller brush assembly.

20. The cleaning base of claim 19, wherein the second end of the main body portion further comprises a second through slot, the second slider comprises a third portion and a fourth portion, and a second connection connecting the third portion and the fourth portion, the third portion being located on a first side of the second through slot, the fourth portion being located on a second side of the second through slot, the second connection being free to move a third distance in the first direction within the second through slot.

21. The cleaning base of claim 20, wherein the third distance is equal to the first distance.

22. The cleaning base of claim 14, wherein the second distance is greater than the third distance or the first distance.

23. A surface cleaning apparatus comprising the cleaning base of any one of claims 1-22.