CN217659633U - Brush head and cleaning equipment - Google Patents

Abstract

The utility model provides a brush head is applied to cleaning equipment, include: the cleaning assembly comprises a rotating assembly and a cleaning piece, the rotating assembly comprises a first rotating piece and a second rotating piece, the first rotating piece and the second rotating piece can be driven to rotate around respective rotating axes, an included angle is formed between a plane formed by the rotating axes of the first rotating piece and the second rotating piece and a surface to be cleaned, and the included angle is an acute angle; the cleaning piece is sleeved on the first rotating piece and the second rotating piece, circularly moves along with the rotation of the first rotating piece and the second rotating piece and is always in surface contact with the surface to be cleaned; and the scraping strip is arranged close to the cleaning assembly and is in contact with the surface to be cleaned, a suction port is formed between the scraping strip and the cleaning assembly, and the suction port is configured to suck garbage and dirt on the surface to be cleaned. Compared with the prior art, the brush head of the utility model has smaller volume, beautiful appearance and high cleaning efficiency.

Description

Brush head and cleaning equipment

Technical Field

The utility model relates to an intelligence house technical field especially relates to a brush head and cleaning device.

Background

Along with the development of science and technology, more and more families adopt intelligent cleaning equipment to assist people to clean, and these cleaning equipment can realize functions such as automatic sweeping the floor, dust absorption, mopping, washing ground, have brought very big facility for people, help people to liberate from heavy housework.

Cleaning equipment generally uses the brush head to carry out dry-type cleaning or wet-type cleaning to ground, and current brush head adopts single-axis structure mostly, and the brush hair of cover outside the axle or direct attached to outside the axle is line contact with the contact of treating the clean face in the use, and the contact range is undersize, and clean efficiency is too low, remains water stain too much on the clean face. Chinese patent CN 215914455U discloses a brush head, which contains two sets of crawler-type rolling brushes, and cleans the ground to be cleaned through the two sets of crawler-type rolling brushes, thereby effectively improving the cleaning efficiency, but because the size of the two sets of crawler-type rolling brushes is large, the cleaning equipment is inconvenient to operate, and the appearance is not beautiful.

Accordingly, there is a need for a brush head and a cleaning device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a brush head with small volume, beautiful appearance and high cleaning efficiency.

To achieve the above object, the present invention provides a brush head for cleaning equipment, including: the cleaning assembly comprises a rotating assembly and a cleaning piece, the rotating assembly comprises a first rotating piece and a second rotating piece, the first rotating piece and the second rotating piece can be driven to rotate around respective rotating axes, an included angle is formed between a plane formed by the rotating axes of the first rotating piece and the second rotating piece and a surface to be cleaned, and the included angle is an acute angle; the cleaning piece is sleeved on the first rotating piece and the second rotating piece, circularly moves along with the rotation of the first rotating piece and the second rotating piece, and is always in surface contact with a surface to be cleaned; the scraping strip is arranged close to the cleaning assembly and is in contact with a surface to be cleaned, a suction port is formed between the scraping strip and the cleaning assembly, and the suction port is configured to suck garbage and dirt on the surface to be cleaned.

As a further improvement of the present invention, the brush head further comprises a driving assembly, the driving assembly is connected to the cleaning assembly in a rotating manner, the cleaning assembly faces toward one side of the driving assembly is provided with a rotating gear, the driving assembly corresponds to the position of the rotating gear is provided with a tooth socket, and the rotating gear is connected to the tooth socket in a rotating manner.

As a further improvement, the last first skewed tooth of a plurality of bulges that is equipped with of running gear, be equipped with a plurality of bulges in the tooth's socket the second skewed tooth of tooth's socket internal surface, first skewed tooth with the crisscross meshing connection of second skewed tooth.

As a further improvement of the utility model, the brush head further comprises a base, the driving component is arranged in the base, comprising a driving motor and a transmission structure, the tooth socket is arranged on the transmission structure deviating from one end of the driving motor and passing through the base and the cleaning component are connected in a rotating way.

As a further improvement of the present invention, the driving assembly simultaneously drives the first rotating member and the second rotating member to rotate synchronously; or the driving component drives the second rotating part to rotate and drives the first rotating part to rotate; or the driving component drives the first rotating part to rotate and drives the second rotating part to rotate.

As a further improvement, the rotating assembly is provided with a positioning groove, the cleaning piece corresponds one side of the positioning groove is provided with a positioning rib, the positioning groove is matched with the positioning rib to carry out axial positioning on the cleaning piece.

As a further improvement of the utility model, the brush head also comprises a first locking component, one end of the first locking component is mechanically connected with the cleaning component, and the other end is connected with the base lock of the brush head.

As a further improvement of the present invention, the first latch assembly includes a first latch housing and a first elastic member, the base corresponds the position of the first latch housing is provided with a first locking groove, the first latch is at least partially exposed from the first latch housing and extends into the first locking groove, the first elastic member is disposed between the first latch and the first latch housing, and is configured to enable the first latch to maintain the state of the first locking groove butt.

As a further improvement of the utility model, the first lock shell deviates from one side of base is equipped with the opening, first spring bolt to open-ended direction extension is formed with push switch, push switch stretches into in the opening, and with the opening is close to have the clearance between the side of clean subassembly, configure to can relieve first locked groove with the locking of first spring bolt is connected.

As a further improvement of the present invention, the brush head further comprises a fluid distribution assembly, the cleaning assembly is sequentially arranged along the front and rear direction of the brush head, the fluid distribution assembly comprises a water spray assembly and an extrusion member arranged below the water spray assembly, the water spray assembly is arranged to spray water to the cleaning assembly, the extrusion member is arranged to be in interference fit with the cleaning assembly and to extrude the sewage on the cleaning assembly, the sewage is pumped into the cleaning device through the suction port.

As a further improvement, the brush head further comprises a cover plate, a second lock catch component is arranged on the cover plate, the second lock catch component comprises a second lock groove and at least one part extending into the second lock tongue of the lock groove, the base of the brush head corresponds to the position of the second lock groove is provided with a locking piece, and the locking piece extends into the second lock groove and is in limit connection with the second lock tongue.

As a further improvement, the cover plate is further provided with an unlocking assembly, the unlocking assembly comprises an unlocking button and a pulling piece, one end of the pulling piece is connected with the unlocking button, the other end of the pulling piece is connected with the second spring bolt and is pressed by the unlocking button, so that the pulling piece drives the second spring bolt to be far away from the locking piece.

As a further improvement of the present invention, the first rotating member is slidably connected to the second rotating member, the rotating assembly has an expanded state and a retracted state, and in the expanded state, the first rotating member and the second rotating member are away from each other along the front-rear direction of the brush head; in a folded state, the first rotating piece and the second rotating piece are close to each other along the front-back direction of the brush head.

As a further improvement, the rotating assembly is provided with a reset assembly, the reset assembly is configured to be the rotating assembly, and the folding state is converted into a spreading state.

Another object of the utility model is to provide a cleaning device with aforementioned brush head.

In order to achieve the purpose, the utility model provides a cleaning device, which comprises a device body and the brush head, wherein the brush head is arranged at the bottom of the device body.

The utility model has the advantages that: compared with the prior art, the utility model discloses a brush head has the runner assembly that first rotation piece and second rotated through the setting, establishes the cleaning member cover on runner assembly to change the contact of cleaning member and treating the cleaning surface into the face contact by line contact, improve clean efficiency. The plane formed by the rotation axes of the first rotating piece and the second rotating piece and the surface to be cleaned are provided with acute included angles, so that the size of the brush head can be reduced, the appearance attractiveness can be improved, the surface tension of the cleaning piece can be improved, and the cleaning effect can be improved. In addition, a suction opening is formed between the scraping strip and the cleaning assembly, so that garbage and dirt can be conveniently sucked into the cleaning equipment through the suction opening, and the cleaning effect is improved.

Drawings

Fig. 1 is a schematic structural view of a brush head according to a preferred embodiment of the present invention.

Fig. 2 is an exploded view of the structure of fig. 1.

Fig. 3 is a cross-sectional view at a first angle of fig. 1.

Fig. 4 is a second angled cross-sectional view of fig. 1.

Fig. 5 is an enlarged view of a circled portion of fig. 4.

Fig. 6 is a third angle cross-sectional view of fig. 1.

Fig. 7 is an enlarged view of the circled portion of fig. 5.

Fig. 8 is a schematic view of the structure of the base in fig. 1.

Fig. 9 is a schematic view of the structure of fig. 8 at another angle.

Figure 10 is a schematic view of the cleaning assembly of the first preferred embodiment of figure 1.

Fig. 11 is an exploded view of the structure of fig. 10.

Fig. 12 is an exploded view of the structure of the rotating assembly of fig. 10.

Figure 13 is a schematic view of the cleaning element of figure 10.

Fig. 14 is a schematic view of the fluid dispensing assembly of fig. 1.

Fig. 15 is an exploded view of the structure of the water spray assembly of fig. 14.

Fig. 16 is a schematic view of the extrusion of fig. 14.

Fig. 17 is a schematic view of the structure of the cover plate of fig. 1.

Fig. 18 is an exploded view of the structure of fig. 17.

Fig. 19 is a first-angle sectional view (spread state) of fig. 10.

Fig. 20 is a second-angle sectional view (spread-apart state) of fig. 10.

Fig. 21 is a cross-sectional view at a first angle of fig. 10 (collapsed state).

Fig. 22 is a second-angle sectional view (collapsed state) of fig. 10.

Fig. 23 is a schematic structural view of a rotating assembly of the second preferred embodiment in fig. 1.

Fig. 24 is an exploded view of a portion of the structure of fig. 23.

Fig. 25 is a schematic structural view of a rotating assembly of the third preferred embodiment in fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Here, it should be noted that, in order to avoid obscuring the present invention due to unnecessary details, only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not closely related to the present invention are omitted.

In addition, it is also to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1-25, there is shown a preferred embodiment of a brush head 100 of the present application, the brush head 100 being used in a cleaning appliance (not shown). The cleaning device may be a hand-held cleaning device or may be an autonomous walking cleaning device, such as a cleaning robot. For clarity of description of the present application, the following description is given by way of example of a hand-held scrubber, but should not be construed as limiting.

The hand-held scrubber comprises an apparatus body (not shown) and a brush head 100, the brush head 100 being arranged at the bottom of the apparatus body for contacting the surface to be cleaned for cleaning the surface to be cleaned. Wherein, the brush head 100 and the device body can be detachably connected or fixedly connected. A handle for user operation is provided above the apparatus body, and a control unit may be provided at the handle to control the cleaning apparatus. The equipment body can be also internally provided with power equipment (such as a power supply) for providing power for the handheld floor washing machine, a clean water tank for storing clean water, a sewage tank for collecting sewage, a garbage box for collecting garbage and the like.

Referring to fig. 1-22, a preferred embodiment of a brush head 100 of the present application, the brush head 100 includes a base 1, a cleaning assembly 2, a fluid distribution assembly 52, a squeegee 36, and a cover 3. The front-back direction of the brush head 100 is defined as a first direction, the left-right direction of the brush head 100 is defined as a second direction, and the thickness direction of the brush head 100 is defined as a third direction.

The base 1 is connected with the equipment body, and a suction channel for sucking garbage and dirt, a water channel for providing clean water and a circuit channel for connecting the circuit are formed between the base 1 and the equipment body. Also, base 1 serves as a mounting hub to which cleaning assembly 2, fluid distribution assembly 52, squeegee 36 and cover 3 are mechanically connected, respectively.

Referring to fig. 1-13, the cleaning element 2 and the base 1 are sequentially disposed along the front-rear direction of the brush head 100, i.e., the cleaning element 2 is detachably connected to the front of the base 1 to clean the surface to be cleaned along the front-rear direction of the brush head 100.

Optionally, the cleaning assembly 2 comprises a rotating assembly 21 and a cleaning member 22, the rotating assembly 21 comprises a first rotating member 211 and a second rotating member 212, the first rotating member 211 and the second rotating member 212 can be driven to rotate around their respective rotation axes, and a plane formed by the rotation axes of the first rotating member 211 and the second rotating member 212 and a surface to be cleaned have an included angle a, and the included angle a is an acute angle. Preferably, the surface to be cleaned is the floor. The cleaning piece 22 is sleeved on the first rotating piece 211 and the second rotating piece 212, moves circularly along with the rotation of the first rotating piece 211 and the second rotating piece 212, and keeps surface contact with the surface to be cleaned all the time. The arrangement is such that the contact between the cleaning piece 22 and the surface to be cleaned is changed from line contact to surface contact, thereby improving the cleaning efficiency. The plane formed by the rotation axes of the first rotating piece 211 and the second rotating piece 212 and the surface to be cleaned form an acute included angle, so that the size of the brush head 100 can be reduced, the appearance attractiveness can be improved, the surface tension of the cleaning piece 22 can be improved, the contact area of the cleaning piece 22 and the surface to be cleaned can be increased, and the cleaning effect can be improved.

Preferably, the first rotating member 211 and the second rotating member 212 are sequentially disposed along the first direction (the front-rear direction of the brush head 100), and the diameter of the second rotating member 212 is larger than that of the first rotating member 211. That is, the first rotating member 211 with a relatively smaller diameter is closer to the front of the brush head 100 than the second rotating member 212 with a relatively larger diameter, so as to prevent small-sized obstacles from being accumulated on the second rotating member 212 with a relatively larger diameter when the cleaning assembly 2 performs a cleaning operation on a surface to be cleaned, thereby improving the obstacle crossing capability of the brush head 100. Meanwhile, the second rotating part 212 with a larger diameter is arranged closer to the base 1, so that the fluid distribution assembly 52 is conveniently arranged between the cleaning assembly 2 and the base 1, the cleaning assembly 2 is automatically cleaned, the use time of the cleaning part 22 is prolonged, the cleaning efficiency and the cleaning effect are improved, and the use experience of a user is further improved.

Further, the brush head 100 further comprises a driving assembly 23, wherein the driving assembly 23 is rotatably connected with the cleaning assembly 2 and is configured to drive the cleaning assembly 2 to rotate. The driving assembly 23 may be disposed outside the cleaning assembly 2 to drive the cleaning assembly 2 to rotate, or the driving assembly 23 may be disposed inside the cleaning member 22 assembly, i.e., inside the rotating shaft of the rotating assembly 21 to provide power to the cleaning assembly 2, which is not limited in this application.

In a preferred embodiment of the present application, the driving assembly 23 is disposed in the mounting cavity 11 of the base 1, and is disposed in the mounting cavity 11 in parallel with the liquid pump 53 disposed in the base 1 along the left-right direction of the brush head 100, so as to reduce the occupied mounting space and improve the compactness of the brush head 100. The driving assembly 23 comprises a driving motor 231 and a transmission structure 232, wherein the driving motor 231 and the transmission structure 232 are arranged at a right angle, so that the installation space of the base 1 is effectively utilized, and the structural compactness of the brush head 100 is improved.

Specifically, one side of the mounting cavity 11 extends towards the cleaning assembly 2 to form an arm 13, and the transmission structure 232 is disposed in the arm 13 and is rotatably connected with the cleaning assembly 2 through the arm 13. A tooth groove 2321 is arranged on one side of the transmission structure 232 facing away from the driving motor 231, the tooth groove 2321 penetrates through the base 1 to be rotationally connected with the rotating assembly 21 of the cleaning assembly 2, a rotating gear 2121 is arranged on one side of the rotating assembly 21 facing the driving assembly 23 and corresponds to the tooth groove 2321, and the rotating gear 2121 is in meshed rotational connection with the tooth groove 2321. The cleaning assembly 2 is conveniently positioned, installed and rotationally connected with the driving assembly 23 by arranging the rotating gear 2121 to be meshed with the tooth grooves 2321 for rotation.

Further, a plurality of first helical teeth 2122 are provided on the rotating gear 2121, a plurality of second helical teeth 2322 are provided in the tooth slot 2321 and protrude from the inner surface of the tooth slot 2321, and the first helical teeth 2122 and the second helical teeth 2322 are engaged with each other in a staggered manner. The coupling stability of the rotation gear 2121 and the tooth slot 2321 is improved by providing the first helical teeth 2122 and the second helical teeth 2322.

In the present embodiment, the driving motor 231 drives the second rotating member 212 to rotate through the transmission structure 232. That is, the rotating gear 2121 is disposed on the second rotating member 212, and the rotating gear 2121 is inserted into the tooth slot 2321 of the transmission structure 232, and is engaged with the second helical teeth 2322 via the first helical teeth 2122. When the driving motor 231 works, the driving motor 231 drives the transmission structure 232 to rotate, the transmission structure 232 drives the second rotating member 212 to rotate through the tooth slot 2321 and the rotating gear 2121, and then the second rotating member 212 drives the first rotating member 211 to rotate through the cleaning member 22, so as to realize the synchronous rotation of the cleaning assembly 2. In other embodiments, the driving assembly 23 may also simultaneously drive the first rotating member 211 and the second rotating member 212 to rotate synchronously, or the driving assembly 23 drives the first rotating member 211 to rotate and drives the second rotating member 212 to rotate through the rotation of the first rotating member 211 and the cleaning member 22. This is not limited by the present application.

Alternatively, the driving assembly 23 is in full gear connection, that is, the driving motor 231 is in gear connection with the transmission structure 232, the transmission structure 232 is in gear connection with the inner part of the transmission structure 232, and the transmission structure 232 is also in gear connection with the rotating assembly 21 of the cleaning assembly 2 through the rotating gear 2121 and the tooth slot 2321. So set up to reduce drive assembly 23's noise, avoid using the fracture that the belt pulley caused, improve drive assembly 23's life.

Preferably, the driving assembly 23 drives the rotating assembly 21 to rotate counterclockwise to drive the cleaning element 22 to rotate in a direction opposite to the front-back direction of the brush head 100, so as to increase the friction force between the cleaning element 22 and the surface to be cleaned and improve the cleaning effect.

In this embodiment, the cleaning member 22 includes a track 221 provided outside the first and second rotating members 211 and 212 and a mop cloth 222 wrapped outside the track 221, and the mop cloth 222 is fitted on the outside of the track 221 to rotate with the rotation of the track 221 to clean the floor to be cleaned. In other embodiments, the cleaning members 22 may not include the track 221, and the cleaning members 22 are directly sleeved on the outer side of the rotating assembly 21, which is not limited in the present application.

Both the rotating assembly 21 and the track 221 are made using a rubber coating process. Wrap up the one deck flexible glue in the outside that first rotation piece 211 and second rotated piece 212 promptly, wrap up the one deck flexible glue in the inside of track 221 to improve first rotation piece 211 and second and rotate the frictional force between piece 212 and the track 221, avoid clean subassembly 2 to skid at clean in-process, make the transmission between runner assembly 21 and the cleaning member 22 more steady, cleaning member 22 can keep certain frictional force with ground always, improves clean effect.

In order to improve the mounting accuracy between the rotating assembly 21 and the cleaning element 22, a positioning groove 213 is formed on the rotating assembly 21, a positioning rib 2211 is formed on one side of the cleaning element 22 corresponding to the positioning groove 213, and the positioning groove 213 cooperates with the positioning rib 2211 to axially position the cleaning element 22. Furthermore, the positioning grooves 213 are formed in the corresponding positions of the first rotating part 211 and the second rotating part 212, the positioning ribs 2211 are formed in one side, corresponding to the positioning grooves 213, of the crawler 221, and the positioning grooves 213 and the positioning ribs 2211 are matched to axially position the crawler 221, so that the cleaning part 22 wrapped outside the crawler 221 is prevented from axially moving along with the crawler 221, and the cleaning effect is reduced.

With continued reference to fig. 8-12, and with reference to fig. 4-5, the brush head 100 further includes a first latch assembly 6, wherein one end of the first latch assembly 6 is mechanically connected to the cleaning assembly 2 and the other end is latched to the base 1.

Specifically, one end of the first latch member 6 is rotatably connected to an end of the second rotating member 212 of the cleaning assembly 2 facing away from the rotating gear 2121. A rotation hole 61 is formed at an end of the first locking member 6 adjacent to the cleaning member 2, and a rotation shaft of the second rotation member 212 is rotatably coupled in the rotation hole 61 so that the first locking member 6 is kept relatively stationary with respect to the surface to be cleaned while the second rotation member 212 is rotated with respect to the surface to be cleaned.

The other end of the first latch member 6 is provided with a first latch housing 62. The first latch bolt 63 and the first elastic member 64 are disposed in the first latch housing 62, and the first elastic member 64 is disposed between the first latch bolt 63 and the first latch housing 62 and configured to keep the first latch bolt 63 extending out of the first latch housing 62, so as to facilitate the first latch bolt 63 extending into the first lock slot 12. The base 1 is provided with a first lock groove 12 corresponding to the first lock casing 62, and a limiting protrusion 121 for limiting the first lock tongue 63 is arranged in the first lock groove 12.

In this embodiment, the first locking housing 62 is formed by assembling a locking cover 621 and a locking housing 622, a plurality of hooks 6211 are disposed on the locking cover 621 facing the outside of the locking housing 622, and a plurality of bayonets 6221 are disposed on the locking housing 622 corresponding to the hooks 6211, so that the locking cover 621 and the locking housing 622 are connected by a snap-fit connection. The first latch housing 62 is formed by assembly to facilitate the installation of the first latch 63 and the first elastic member 64. It is understood that in other embodiments, the first latch housing 62 may be integrally formed or assembled by other methods, which are not limited in this application.

An opening 623 is arranged on one side of the first lock casing 62, which is far away from the base 1, a push switch 631 extends from the first lock tongue 63 in the direction of the opening 623, and the push switch 631 is used for releasing the locking connection between the first lock groove 12 and the first lock tongue 63. A baffle 624 is arranged in the opening, and the baffle 624 is used for limiting the moving distance of the first lock tongue 63 in the first lock groove 12 and limiting the moving direction of the first lock tongue 43 in the first lock groove 12. The push switch 631 extends into the opening 623 and is at least partially exposed outside the opening 623 for convenient operation by a user. There is a gap 632 between the push switch 631 and the side of the opening 623 adjacent the cleaning assembly 2. By providing the gap 632, a certain movement space is reserved for the operation of the push switch 631, thereby facilitating the release of the locking connection of the first lock groove 12 and the first lock tongue 63.

One end of the cleaning component 2 is rotatably connected with the driving component 2 through the rotating gear 2121 and the tooth groove 2321, and the other end of the cleaning component is rotatably connected with the first locking component 6 through the rotating hole 61 and is detachably connected with the base 1 through the first locking component 6. When the cleaning assembly 2 is required to be installed on the base 1, one end of the cleaning assembly 2 having the rotation gear 2121 is correspondingly installed in the tooth slot 2321 of the driving assembly 2, and then the cleaning assembly 2 is locked to the base 1 by the first locking assembly 6. At this time, the first latch tongue 63 of the first latch assembly 6 is at least partially exposed from the first latch housing 62 and extends into the first latch groove 12, and the first elastic member 64 is configured to keep the first latch tongue 63 in abutment with the first latch groove 12. Meanwhile, the limit protrusion 121 abuts against the first lock tongue 63 to limit the first lock tongue 63 in the second direction (the left and right directions of the brush head 100), so that the stability of the latch connection is improved. When the cleaning assembly 2 needs to be detached from the base 1, the switch 631 is pushed in the direction of the cleaning assembly 2, and the first elastic element 64 is compressed, so that the first latch 63 moves in the direction away from the first latch groove 12, and the first latch groove 12 is unlocked from the first latch 63. Then the cleaning component 2 is detached from the mounting part 131 of the base 1, so that the cleaning component 2 can be rapidly mounted and detached.

Referring to fig. 3 and 8-9, a scraping strip 4 is disposed on one side of the base 1 facing the cleaning assembly 2, and the scraping strip 4 is disposed behind the cleaning assembly 2 and contacts with the surface to be cleaned for scraping residual dirty liquid on the surface to be cleaned and scraping stubborn garbage to perform secondary cleaning on the surface to be cleaned, so as to improve the cleaning effect, and facilitate keeping the surface dry, thereby avoiding the problems of water on the surface after cleaning, increased slip risk and secondary pollution.

Between the wiper strip 4 and the cleaning assembly 2, a suction opening 41 is formed, the suction opening 41 being connected to a fan in the apparatus body through a suction channel. When the fan works, negative pressure is formed in the suction pipeline, and the garbage and the dirt on the surface to be cleaned are sucked into a sewage tank and/or a garbage tank of the cleaning equipment through the suction port 41, so that the cleaned surface is kept dry, and secondary pollution is avoided. Preferably, the suction port 41 is formed in a trumpet shape, and the diameter of the end near the cleaning assembly 2 is larger than that of the end near the suction duct to improve suction efficiency.

Referring to fig. 14-16, and referring to fig. 3, 5-6, and 8-9, a fluid distribution assembly 52 is disposed on a side of the base 1 facing the cleaning assembly 2, i.e., the fluid distribution assembly 52 is disposed between the base 1 and the cleaning assembly 2, so as to automatically clean the cleaning assembly 2, improve the service life of the cleaning assembly 2, and improve the cleaning efficiency and cleaning effect.

The cleaning assembly 2 and the fluid distribution assembly 52 are sequentially disposed in the front-rear direction of the brush head 100, and the fluid distribution assembly 52 extends in the second direction to cover the cleaning assembly 2, thereby facilitating the self-cleaning effect of the cleaning assembly 2.

The fluid distribution assembly 52 comprises a water spray assembly 51 and an extrusion member 52 disposed below the water spray assembly 51, the water spray assembly 51 is configured to spray water to the cleaning assembly 2, the extrusion member 52 is configured to be in interference fit with the cleaning assembly 2 and to extrude the sewage on the cleaning assembly 2, and the sewage is drawn into the cleaning apparatus through the suction port 41.

The water spray assembly 51 includes a water spray part 511 and a water guide part 512 which are disposed in front and rear. The drainage portion 512 is connected with the liquid pump 53 of the brush head 100 and is configured to uniformly drain the clean water from the clean water tank to the water spray portion 511. The water spray part 511 includes a plurality of water spray holes 5111, and the plurality of water spray holes 5111 are spaced apart in the left and right direction of the brush head 100 to uniformly spray clean water on the cleaning members 22.

The extruded part 52 is arranged below the water spray assembly 51, the extruded part 52 faces the direction of the extruded part 52 and is provided with a step part 521, the step part 521 is used for bearing the water spray assembly 51, a tail part 522 extending towards the direction of the cleaning assembly 2 is arranged below the step part 521, and the tail part 522 is in interference fit with the cleaning part 22 on the cleaning assembly 2 and is used for extruding sewage on the cleaning assembly 2.

In the embodiment, the fluid distribution assembly 52 is disposed at the rear side of the second rotating member 212, and the projection of the fluid distribution assembly 52 on the second rotating member 212 is located above the rotation axis of the second rotating member 212, and since the rotation direction of the cleaning assembly 2 is counterclockwise rotation, the cleaning assembly 2 firstly wets the cleaning member 22 by the water spraying assembly 51 during the rotation process, so as to improve the cleaning effect of the cleaning member 22 on the surface to be cleaned. When the part of the cleaning part 22 contacting with the ground is dirty, the rotating component 21 rotates to enable the dirty part of the cleaning part 22 to rotate to one side facing the fluid distribution component 52, on one hand, the original sewage is extruded out through the extrusion component 52, then the water spraying component 51 replenishes new clean water for the cleaning part 22, so that the subsequent cleaning operation is facilitated, the condition that the surface to be cleaned is dry after being dragged and is not prone to water stain is ensured, the self-cleaning effect of the cleaning component 2 is realized, the replacement frequency of the cleaning component 2 is reduced, and the replacement cost of the cleaning component 2 is reduced.

Referring to fig. 17-18 in conjunction with fig. 6-9, the cover plate 3 is disposed over the cleaning element 2 and is detachably connected to the base 1 to protect the cleaning element 2 and improve the aesthetics of the brush head 100.

Further, the shape of the cover plate 3 matches the shape of the cleaning assembly 2. Since the diameter of the second rotating member 212 in the cleaning assembly 2 of the present application is larger than the diameter of the first rotating member 211, the cover plate 3 is also divided into three regions, including the first region 31 detachably connected to the base 1, the second region 32 covering the second rotating member 212 and having an included angle with the first region 31, and the third region 33 covering the first rotating member 211 and having an included angle with the first region 31, and the included angle between the third region 33 and the first region 31 is larger than the included angle between the second region 32 and the first region 31, so that the cover plate 3 and the cleaning assembly 2 are matched in shape, and the appearance of the cleaning assembly 2 is improved.

Further, the first area 31 and the third area 33 both exceed the cleaning assembly 2, that is, the projection of the cleaning assembly 2 on the surface to be cleaned completely falls within the projection range of the cover plate 3 on the surface to be cleaned, so as to sufficiently protect the cleaning assembly 2 and prolong the service life of the cleaning assembly 2.

The first region 31 of the cover plate 3 is provided with a second locking assembly 34 for detachable connection with the base 1 and an unlocking assembly 35 for releasing the connection with the base 1.

Optionally, two sets of second locking assemblies 34 are provided, each set of second locking assemblies 34 includes a second locking groove 341, a second locking tongue 342, and a second elastic member 343 configured to keep the second locking tongue 342 at least partially extending into the locking groove. The base 1 of the brush head 100 is provided with a locking member 14 at a position corresponding to the second locking groove 341. Therefore, two locking pieces 14 are correspondingly arranged, each locking piece 14 extends from the upper surface of the base 1 to the cover plate 3, and the opposite sides of the two locking pieces 14 are recessed towards the direction away from each other to form a groove. When the cover plate 3 is in locked connection with the base 1, the locking member 14 extends into the second locking groove 341, and the second latch tongue 342 extends at least partially out of the second locking groove 341 and into the groove of the locking member 14 under the action of the second elastic member 343 to be in limited connection with the locking member 14.

The unlocking assembly 35 includes an unlocking button 351 and a pull member (not shown). The unlocking buttons 351 are provided at intermediate positions of the two second latch assemblies 34 to facilitate simultaneous unlocking of the two second latch assemblies 34 by one unlocking button 351. The pulling member is an elastic pulling member having a certain elastic force, one end of the pulling member is connected to the unlocking button 351, and the other end of the pulling member is connected to the second latch tongue 342 or the second elastic member 343. When the cover plate 3 needs to be detached from the base 1, the unlocking button 351 is pressed, the unlocking button 351 drives the two pulling pieces to move in opposite directions, and then the second lock tongue 342 is driven to be far away from the locking piece 14, and the limiting connection with the locking piece 14 is removed. It can be appreciated that, in the present embodiment, the pulling element and the second elastic element 343 may be two separate elastic structures, or may be one elastic structure, which is not limited in the present application. Further, a third elastic member (not shown) for elastically returning the unlock button 351 is also provided at the unlock button 351.

Referring to fig. 17-18 in conjunction with fig. 3, a scraper 36 is further provided on a side of the cover plate 3 facing the cleaning assembly 2. The scraper 36 is disposed on the second region 32 of the cover plate 3 and extends toward the second rotating member 212. Optionally, the scraper 36 is detachably connected to the cover plate 3 to facilitate replacement of the scraper 36. The scraper 36 extends in the axial direction of the rotating assembly 21, i.e., in the second direction, covers the cleaning assembly 2 and is in interference fit with the cleaning assembly 2, and the scraper 36 is configured to uniformly spread moisture on the cleaning assembly 2. Because the cleaning component 2 rotates counterclockwise, the cleaning component 2 passes through the fluid distribution component 52 and then passes through the scraper 36, and the water on the cleaning member 22 is uniformly coated by the scraper 36, so that the problem that the cleaning effect is influenced by too much water on part of the cleaning member 22, which causes the wet floor and too little water is avoided.

In order to facilitate replacement of the cleaning member 22 sleeved on the rotating assembly 21, the first rotating member 211 and the second rotating member 212 are slidably connected, and the rotating assembly 21 has an opening state and a closing state. In the opened state, the first rotating member 211 and the second rotating member 212 are spaced apart from each other in the front-rear direction (first direction) of the brush head 100, and in the closed state, the first rotating member 211 and the second rotating member 212 are close to each other in the front-rear direction of the brush head 100. So set up to when making change cleaning member 22, through adjusting rotating component 21 to the state of closing, so that cleaning member 22 directly from closing the rotating component 21 after the roll-off go up the roll-off, change easy and simple to handle, need not manual taking out, promote user's good experience.

Referring to fig. 19-22 in conjunction with fig. 10-12, a rotating assembly 21 according to a first preferred embodiment of the present application is shown. A first rotating member 211 and a second rotating member 212 which are arranged back and forth in the first direction in the rotating assembly 21, and a connecting assembly 214 which connects the first rotating member 211 and the second rotating member 212. The connecting assembly 214 includes a first connecting member 215 and a second connecting member 216, the first connecting member 215 is mechanically connected to the first rotating member 211, and the second connecting member 216 is mechanically connected to the second rotating member 212. It is to be understood that in the present application, the mechanical connection may be a fixed connection or a rotational connection.

Specifically, one end of the first connecting member 215 close to the second connecting member 216 is provided with a first combining portion 2151, one end of the second connecting member 216 close to the first connecting member 215 is provided with a second combining portion 2161, and the first combining portion 2151 and the second combining portion 2161 are slidably sleeved and connected. The arrangement is such that the first connecting element 215 and the second connecting element 216 can be telescopically connected, and the first rotating element 211 and the second rotating element 212 can be moved close to or away from each other under the action of the elastic restoring element 217. Alternatively, the first combining part 2151 is the first positioning groove 213, the second combining part 2161 is the second positioning groove 213, and the height of the second positioning groove 213 in the third direction is greater than that of the second positioning groove 213, so that when the first connecting member 215 and the second connecting member 216 approach each other, the first positioning groove 213 protrudes into the second positioning groove 213 to achieve the sliding laminated connection of the first combining part 2151 and the second combining part 2161.

A first fastener 2152 is disposed on one side of the first connecting member 215 facing the second connecting member 216, and a second fastener 2162 corresponding to the first fastener 2152 is disposed on one side of the second connecting member 216 facing the first connecting member 215. The first latch 2152 passes over the second latch 2162 and is connected to the second latch 2162 from the direction close to the second rotating element 212. When the rotating assembly 21 is in the opened state, the first latch 2152 is connected with the second latch 2162 in a latching manner, and when the rotating assembly 21 is in the folded state, the first latch 2152 and the second latch 2162 are away from each other along the first direction. At this time, the first latch 2152 moves toward the second rotator 212, and the second latch 2162 moves toward the first rotator 211.

Optionally, a first elastic restoring member 2171 is further disposed between the first connecting member 215 and the second connecting member 216, and when the first latch member 2152 is latched with the second latch member 2162, the first elastic restoring member 2171 is in a first compressed state with no or small pressure. When the first latch 2152 and the second latch 2162 are away from each other along the first direction, the first elastic restoring member 2171 is changed from the first compression state to the second compression state under a larger pressure. At this time, the first elastic restoring member 2171 generates a large restoring force so that the first and second connection members 215 and 216 have a tendency to be distant from each other.

The first connecting member 215/the second connecting member 216 is provided with a resetting component 218, the resetting component 218 is provided with a third latch 2181, one of the first connecting member 215 and the second connecting member 216, which is not provided with the resetting component 218, is provided with a fourth latch 2163, when the rotating component 21 is in the unfolding state, the third latch 2181 and the fourth latch 2163 are away from each other along a second direction perpendicular to the first direction, and when the rotating component 21 is in the folding state, the third latch 2181 is in snap-fit connection with the fourth latch 2163.

In this embodiment, the second connecting member 216 is sleeved on the outer side of the first connecting member 215, the reset assembly 218 is disposed on the second connecting member 216, and includes two reset buttons 2182 and two second elastic reset members 2183 respectively connected with the two reset buttons 2182, and each reset button 2182 is movably connected on the outer side of the second connecting member 216. A second resilient reset member 2183 is connected between the reset button 2182 and the stop catch plate 2153 on the first connector 215 and has a tendency to return the reset button 2182 to its initial state. By pressing the reset button 2182, the locking connection between the third locking member 2181 and the fourth locking member 2163 can be released, so that the rotating assembly 21 is changed from the folded state to the unfolded state.

Specifically, when the cleaning element 22 is sleeved on the rotating assembly 21, under the action of an external force, the first rotating element 211 and the second rotating element 212 move in opposite directions, the first locking element 2152 and the second locking element 2162 move in the direction away from each other from the original locking state, that is, the first locking element 2152 moves in the direction of the second rotating element 212, and the second locking element 2162 moves in the direction of the first rotating element 211, at this time, the first elastic resetting element 2171 is changed from the first compression state to the second compression state, and the rotating assembly 21 is changed from the expansion state to the contraction state. When the third latch 2181 and the fourth latch 2163 are connected by a latch, the external force is cancelled, and at this time, the rotating assembly 21 is kept in a folded state due to the latch connection of the third latch 2181 and the fourth latch 2163, so that the cleaning element 22 is convenient to replace. After the cleaning element 22 is replaced, an external force is applied to the reset button 2182 along the second direction, the reset button 2182 moves towards the connecting component 214 along the second direction, and drives the third latch 2181 to be away from the fourth latch 2163 along the second direction, at this time, due to the existence of the first elastic reset element 2171, the rotating component 21 is converted into an open state from a close state, so that the cleaning operation is convenient to perform. Then, the reset button 2182 is restored to the initial state by the second elastic reset member 2183. By providing the third latch 2181 and the fourth latch 2163, the rotating assembly 21 can be kept in a folded state, so that a user can conveniently vacate two hands to install the cleaning element 22 on the rotating assembly 21. In other embodiments, the reset button 2182 can also be movably connected to the first connecting member 215, in which case, the first connecting member 215 is sleeved on the outside of the second connecting member 216, and the second elastic reset member 2183 is connected between the reset button 2182 and the limit catch plate 2153 on the second connecting member 216.

Referring to fig. 23 to 24, a rotating assembly 21 according to a second preferred embodiment of the present application is shown, the rotating assembly 21 includes a first rotating member 211 and a second rotating member 212 which are arranged back and forth along a first direction, and a connecting assembly 214 connecting the first rotating member 211 and the second rotating member 212, the connecting assembly 214 includes a first connecting member 215 and a second connecting member 216, the first connecting member 215 is mechanically connected to the first rotating member 211, and the second connecting member 216 is mechanically connected to the second rotating member 212, similar to the first preferred embodiment. What is different is that, not through the buckle connection between first connecting piece 215 and the second connecting piece 216 for rotating assembly 21 has the state of strutting and receives the state of closing, but through the mode that sets up elasticity piece 217 that resets, makes rotating assembly 21 have the state of strutting under normal condition, and at this moment, elasticity piece 217 that resets can stretch out the state for the nature, also can be for receiving the first compression state of less pressure. When the first rotating member 211 and the second rotating member 212 are close to each other by an external force until the rotating assembly 21 is in the folded state, the elastic restoring member 217 is gradually changed from the first compressed state in which the first rotating member is not stressed or is stressed by a small pressure to the second compressed state in which the first rotating member is stressed by a large pressure. At this moment, the elastic restoring member 217 generates a large restoring force, and after the external force disappears, the restoring force of the elastic restoring member 217 can drive the first rotating member 211 and the second rotating member 212 to be away from each other, so as to restore to the open state, thereby avoiding the manual reset of the user. The following description mainly deals with different portions of the second preferred embodiment from the first preferred embodiment, and the same portions are not repeated herein.

Specifically, a first combining portion 2151 is disposed at an end of the first connecting member 215 close to the second connecting member 216, a second combining portion 2161 is disposed at an end of the second connecting member 216 close to the first connecting member 215, and the first combining portion 2151 and the second combining portion 2161 are slidably sleeved and connected. The arrangement is such that the first connecting element 215 and the second connecting element 216 can be telescopically connected, and the first rotating element 211 and the second rotating element 212 can be moved close to or away from each other under the action of the elastic restoring element 217. Optionally, one of the first and second bonding portions 2151 and 2161 is a positioning bump, and the other is a positioning groove, and the positioning bump protrudes into the positioning groove to realize the sliding and stacking connection of the first and second bonding portions 2151 and 2161.

A receiving groove 2154 is formed at an end of the first connecting member 215 adjacent to the second connecting member 216, and the elastic restoring member 217 is disposed in the receiving groove 2154. The elastic restoring member 217 includes two sliding portions 2172 symmetrically disposed and an elastic portion 2173 connecting the two sliding portions 2172, and an elastic direction of the elastic portion 2173 is parallel to the left and right directions of the brush head 100.

Alternatively, both the sliding portions 2172 are triangular in shape and are symmetrically arranged. Each of the sliding portions 2172 includes a first slider 2174 and a second slider 2176, a rotation shaft 2176 and a fixed shaft 2177 are provided in parallel on the first slider 2174, the elastic portion 2173 is a tension spring, both ends of the tension spring are respectively connected to the two fixed shafts 2177 near the tension spring, and the two rotation shafts 2176 far from the tension spring are respectively rotatably connected to the stopper portions 2166 on the second connecting portion. The second sliding member 2176 is provided with a first through hole 2178 at a position corresponding to the rotation shaft 2176 and the fixed shaft 2177. The elastic member and the second connecting portion are vertically restrained and fixed by the first and second sliders 2174 and 2176.

The abutting portion 2164 is disposed at one end of the second connector 216 close to the first connector 215, and the abutting portion 2164 includes a second chute 2165, two position-limiting portions 2166 disposed at two ends of the second chute 2165, and an opening 2167 connecting the two position-limiting portions 2166. The stopper 2166 is provided with a second through hole 2168, and the rotation shaft 2176 passes through the second through hole 2168 to rotatably connect the slide portion 2172 to the stopper 2166. The slide portion 2172 is arranged to move toward the opening portion 2167 along the second chute 2165 by the elastic force of the elastic portion 2173. By providing the stopper portion 2166, the slide portion 2172 is stopped in the second chute 2165. The length of the opening 2167 is the same as the length of the receiving groove 2154 in the left-right direction of the head 100, that is, the elastic part 2173 can be restored to the original state.

When the cleaning element 22 is sleeved on the rotating element 21, under the action of an external force, the sliding part 2172 is limited in the second chute 2165 by the limiting part 2166, because the length of the second chute 2165 is greater than that of the accommodating groove 2154 in the left and right directions of the brush head 100, the elastic element is stretched, so that the first rotating element 211 moves towards the direction close to the second rotating element 212, and the rotating element 21 is changed from the unfolding state to the folding state, so that the cleaning element 22 is conveniently sleeved on the rotating element 21. After the cleaning member 22 is sleeved, the external force is removed, the elastic portion 2173 automatically drives the sliding portion 2172 to move along the second sliding groove 2165 toward the opening 2167 under the action of its own elastic force, and further drives the first rotating member 211 to move in the direction away from the second rotating member 212, so that the rotating assembly 21 is changed from the folded state to the unfolded state, thereby performing the cleaning operation. Preferably, in this embodiment, the elastic portion 2173 is a tension spring, and in other embodiments, the elastic portion 2173 may also be a telescopic rod, etc., which is not limited in the present invention.

Referring to fig. 25, a rotating assembly 21 according to a third preferred embodiment of the present invention is shown, in which the rotating assembly 21 also includes a first rotating member 211 and a second rotating member 212 arranged in front and behind each other, and a connecting assembly 214 connecting the first rotating member 211 and the second rotating member 212. Except that the coupling assembly 214 is arranged differently from the above-described embodiment, and thus the resulting arrangement of the resilient return member 217 is also different. The following description mainly deals with different portions of the third preferred embodiment from the first preferred embodiment, and the same portions are not repeated herein.

Specifically, the connecting assembly 214 includes connecting plates 219 arranged in parallel, and each of the connecting plates 219 is mechanically connected at one end thereof to the first rotating member 211 and at the other end thereof to the second rotating member 212. The connecting plate 219 and the first rotating member 211 and/or the second rotating member 212 may be integrally formed, or may be separately formed and assembled. When the connecting plate 219 and the second rotating member 212 are separately assembled, the connecting plate 219 and the second rotating member 212 may be fixedly connected or rotatably connected. This is not limited by the present application.

Each connecting plate 219 is provided with a first sliding groove 2191 parallel to the length direction of the connecting plate 219, and the first sliding groove 2191 is internally provided with an elastic resetting piece 217 with the elastic direction parallel to the direction of the first sliding groove 2191. So set up for the elasticity direction that elasticity resets 217 is parallel with the fore-and-aft direction of brush head 100, and then makes first rotation piece 211 and second rotation piece 212 be close to each other or keep away from under the elasticity effect that elasticity resets 217, except that can improve the clean effect of cleaning assembly 2, still makes cleaning assembly 2 have the effect of certain shock attenuation buffering.

When the cleaning member 22 is required to be sleeved on the rotating assembly 21, under the action of an external force, the elastic resetting member 217 is compressed, so that the first rotating member 211 moves towards the direction close to the second rotating member 212, the distance between the first rotating member 211 and the second rotating member 212 is reduced, and the rotating assembly 21 is changed from an opening state to a closing state, so that the cleaning member 22 is conveniently sleeved on the rotating assembly 21. After the cleaning element 22 is sleeved, the external force is removed, the elastic restoring element 217 automatically moves in the direction away from the second rotating element 212 under the action of the elastic force, so as to drive the first rotating element 211 to move in the direction away from the second rotating element 212, and the rotating assembly 21 is changed from the folded state to the unfolded state, thereby performing the cleaning operation. Preferably, in this embodiment, the elastic portion 2173 is a tension spring, and in other embodiments, the elastic portion 2173 may be a telescopic rod, and the invention is not limited thereto.

In this embodiment, the first sliding slot 2191 is opened at a position of the connection plate 219 close to the first rotating member 211, one end of the elastic restoring member 217 is connected to the first sliding slot 2191, the other end is connected to the first rotating member 211, and the first rotating member 211 is arranged at an end of the elastic restoring member 217 far away from the second rotating member 212. In other embodiments, the first sliding slot 2191 may be opened at a position of the connection plate 219 close to the second rotation element 212, one end of the elastic resetting element 217 is connected to the first sliding slot 2191, the other end is connected to the second rotation element 212, and the second rotation element 212 is arranged at an end of the elastic resetting element 217 far from the first rotation element 211.

To sum up, the utility model discloses a brush head 100 and have this cleaning device who brushes head 100 have first rotation piece 211 and second through the setting and rotate the runner assembly 21 of piece 212, establish cleaning member 22 cover on runner assembly 21 to change cleaning member 22 and the contact of treating the cleaning surface into the face contact by line contact, improve clean efficiency. Through setting up the sharp included angle between the plane that the axis of rotation of first rotating member 211 and second rotating member 212 formed and the face of waiting to clean, can reduce the volume of brush head 100, improve the outward appearance aesthetic property, can improve the surface tension of cleaning member 22 simultaneously, improve clean effect. In addition, a suction opening 41 is formed between the scraping strip 4 and the cleaning assembly 2, so that garbage and dirt can be conveniently sucked into the cleaning device through the suction opening 41, and the cleaning effect is improved.

The above embodiments are only for illustrating the technical solutions of the present invention and are not limited, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims (15)

1. A brush head for use with a cleaning appliance, comprising:

a cleaning assembly including a rotating assembly and a cleaning member,

the rotating assembly comprises a first rotating part and a second rotating part, the first rotating part and the second rotating part can be driven to rotate around respective rotating axes, an included angle is formed between a plane formed by the rotating axes of the first rotating part and the second rotating part and a surface to be cleaned, and the included angle is an acute angle;

the cleaning piece is sleeved on the first rotating piece and the second rotating piece, circularly moves along with the rotation of the first rotating piece and the second rotating piece, and is always in surface contact with a surface to be cleaned;

the scraping strip is arranged close to the cleaning assembly and is in contact with a surface to be cleaned, a suction port is formed between the scraping strip and the cleaning assembly, and the suction port is configured to suck garbage and dirt on the surface to be cleaned.

2. The brushhead of claim 1, wherein: the brush head further comprises a driving assembly, the driving assembly is connected with the cleaning assembly in a rotating mode, the cleaning assembly faces towards one side of the driving assembly, a rotating gear is arranged on the position, corresponding to the rotating gear, of the driving assembly, and the rotating gear is connected with the tooth grooves in a rotating mode in a meshed mode.

3. The brushhead of claim 2, wherein: the rotating gear is provided with a plurality of protruding first helical teeth, a plurality of second helical teeth protruding out of the inner surface of the tooth groove are arranged in the tooth groove, and the first helical teeth and the second helical teeth are in staggered meshed connection.

4. The brushhead of claim 2, wherein: the brush head further comprises a base, the driving assembly is arranged in the base and comprises a driving motor and a transmission structure, the tooth groove is arranged at one end, deviating from the driving motor, of the transmission structure and penetrates through the base and the cleaning assembly to be connected in a rotating mode.

5. The brushhead of claim 2, wherein: the driving assembly simultaneously drives the first rotating piece and the second rotating piece to synchronously rotate; or the driving component drives the second rotating part to rotate and drives the first rotating part to rotate; or the driving component drives the first rotating part to rotate and drives the second rotating part to rotate.

6. The brushhead of claim 1, wherein: the rotating assembly is provided with a positioning groove, one side of the cleaning piece, corresponding to the positioning groove, is provided with a positioning rib, and the positioning groove is matched with the positioning rib to axially position the cleaning piece.

7. The brushhead of claim 1, wherein: the brush head further comprises a first locking component, one end of the first locking component is mechanically connected with the cleaning component, and the other end of the first locking component is in locking connection with the base of the brush head.

8. The brushhead of claim 7, wherein: the first lock catch component comprises a first lock catch shell, a first lock tongue and a first elastic piece, the first lock tongue and the first elastic piece are arranged in the first lock catch shell, a first lock groove is formed in the position, corresponding to the first lock catch shell, of the base, at least part of the first lock tongue is exposed out of the first lock catch shell and extends into the first lock groove, and the first elastic piece is arranged between the first lock tongue and the first lock catch shell and configured to enable the first lock tongue to be kept in a state of being abutted to the first lock groove.

9. The brushhead of claim 8, wherein: the first lock casing deviates from one side of base is equipped with the opening, first spring bolt to the open-ended direction extends and is formed with push switch, push switch stretches into in the opening, and with the opening is close to have the clearance between the side of clean subassembly, configure into and can remove first locked groove with the locking of first spring bolt is connected.

10. The brushhead of claim 1, wherein: the brush head further comprises a fluid distribution assembly, the cleaning assembly and the fluid distribution assembly are sequentially arranged in the front-back direction of the brush head, the fluid distribution assembly comprises a water spraying assembly and an extrusion piece arranged below the water spraying assembly, the water spraying assembly is configured to spray water to the cleaning assembly, the extrusion piece is configured to be in interference fit with the cleaning assembly and extrude sewage on the cleaning assembly, and the sewage is pumped into the cleaning equipment through the suction port.

11. The brushhead of claim 1, wherein: the brush head further comprises an cover plate, a second lock catch assembly is arranged on the cover plate and comprises a second lock groove and at least one part extending into the second lock tongue of the lock groove, a locking piece is arranged at the position, corresponding to the second lock groove, of the base of the brush head and extends into the second lock groove and is in limited connection with the second lock tongue.

12. The brushhead of claim 11, wherein: the cover plate is further provided with an unlocking assembly, the unlocking assembly comprises an unlocking button and a pulling piece, one end of the pulling piece is connected with the unlocking button, the other end of the pulling piece is connected with the second lock tongue, the unlocking button is pressed, and the second lock tongue is driven to be far away from the locking piece through the pulling piece.

13. The brushhead of claim 1, wherein: the first rotating piece is connected with the second rotating piece in a sliding mode, the rotating assembly has an opening state and a closing state, and the first rotating piece and the second rotating piece are far away from each other in the front-back direction of the brush head in the opening state; in a folded state, the first rotating piece and the second rotating piece are close to each other along the front-back direction of the brush head.

14. The brushhead of claim 13, wherein: the rotating assembly is provided with a resetting assembly, and the resetting assembly is configured to convert the folding state of the rotating assembly into the unfolding state.

15. A cleaning apparatus, comprising: a device body and a brush head according to any one of claims 1 to 14, the brush head being provided at the bottom of the device body.

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