CN215838884U

CN215838884U - Mop bucket water feeding device and mop bucket thereof

Info

Publication number: CN215838884U
Application number: CN202121442816.1U
Authority: CN
Inventors: 陈培宇
Original assignee: Zhejiang Yili Household Products Co ltd
Current assignee: Zhejiang Yili Household Products Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2022-02-18
Anticipated expiration: 2031-06-28

Abstract

The utility model provides a mop bucket water feeding device which comprises an outer barrel and an inner core arranged in the outer barrel, wherein a water passing channel is formed in a gap between the outer barrel and the inner core, an impeller part integrally or separately connected with the outer barrel and/or the inner core is arranged in the water passing channel, a water inlet communicated with the water passing channel and used for feeding water is formed in the bottom end of the outer barrel or the inner core, a water outlet is formed between the upper end of the outer barrel and the inner core, the impeller part rotates, and water enters the water passing channel through the water inlet and then is driven by the impeller part to be emitted to the peripheral side from a water outlet of the outer barrel. Aiming at the technical problem that a water pumping device in a mop cleaning tool in the prior art is poor in water pumping effect, the water pumping device is provided with an impeller part, water is pumped out by rotating the impeller part to rise, and the water pumping device has a good water pumping effect. The utility model also provides a mop bucket.

Description

Mop bucket water feeding device and mop bucket thereof

Technical Field

The utility model relates to a mop bucket water feeding device and a mop bucket thereof.

Background

In daily life, people can not clean the floor mop as a few tools, but the cleaning of the mop is a difficult problem, and tools for cleaning the mop are available at present. Some existing tools for cleaning the mop pump water out by using a water pumping device to lift water to clean the mop, but the existing water pumping device has poor water pumping effect, so that the effect of cleaning the mop is poor.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

Aiming at the technical problem that a water pumping device in a tool for cleaning a mop in the prior art is poor in water pumping effect, the utility model provides a water feeding device for a mop bucket, which is provided with an impeller part, water is pumped out by rotating the impeller part to lift the water, and the water feeding device has a good water pumping effect.

Another object of the present invention is to provide a mop bucket which can be used to clean a mop well using the above-described water supply device.

2. Technical scheme

In order to solve the problems, the technical scheme provided by the utility model is as follows:

the utility model provides a mop bucket watering device, includes the urceolus and establishes the inner core in the urceolus, the urceolus with clearance between the inner core forms the water course, be equipped with in the water course with urceolus and/or the integrative or split type connected impeller portion of inner core, the bottom of urceolus or inner core be equipped with the water inlet that is used for into water of water course intercommunication, urceolus upper end with form the delivery port between the inner core, impeller portion rotates, and water gets into the water course through the water inlet then the warp impeller portion drive is followed the delivery port department of urceolus distributes to week side.

Optionally, the water passing channel is a water passing channel with a wide lower part and a narrow upper part.

Optionally, the impeller portion has a spiral structure with a spiral inclined surface, the spiral inclined surface extends spirally upwards around the inner wall of the outer barrel and/or the outer wall of the inner core, and the water passage forms a spiral channel at the spiral inclined surface.

Optionally, the spiral inclined plane includes a first spiral surface and a second spiral surface, an upper end of the first spiral surface is connected with a lower end of the second spiral surface, the first spiral surface is disposed on the inner wall of the outer cylinder, and the second spiral surface is disposed on the outer wall of the inner core.

Optionally, a blocking wall is formed below the side portion of the spiral inclined surface of the outer cylinder, and the water inlet is arranged at the side portion of the blocking wall and the bottom end of the spiral inclined surface.

Optionally, the helical structure is a single helix structure or a double helix structure or a multiple helix structure.

Optionally, a bottom end of the spiral channel is provided with a connecting part for blocking water at the bottom end of the spiral channel.

Optionally, the spiral structure is a single spiral structure, one spiral inclined plane is provided, one end of the connecting part is connected with the lower end of the spiral inclined plane, the other end of the connecting part is connected with the second position of the spiral inclined plane, and the lower end of the spiral inclined plane and the second position of the spiral inclined plane are at different positions; or the spiral structure is a double-spiral structure or a multi-spiral structure, at least two spiral inclined planes are arranged, one end of the connecting part is connected with the lower end of each spiral inclined plane, and the other end of the connecting part is connected with the other spiral inclined plane.

Optionally, the connecting portion includes a baffle plate disposed longitudinally, or the connecting portion includes a baffle plate and a smooth transition surface connecting one end of the baffle plate.

Optionally, the gentle transition surface is a transition surface having a slope, and the slope of the gentle transition surface is smaller than the slope of the spiral slope surface.

Optionally, the transition surface is planar.

Optionally, the transition surface is inclined to the horizontal by an angle within 20 °.

Optionally, the water inlet is provided in the baffle, and/or the water inlet is provided in the spiral inclined plane, and/or the water inlet is provided in the transition plane.

Optionally, the position department of urceolus or inner core top is equipped with the lid that blocks that is used for changing the play water direction, block the lid with the inner core can be dismantled or non-detachable is connected, block the lid with form the delivery port between the urceolus edge, the water of suction is followed after blocking by the lid that blocks the delivery port is to week side and is diffused.

Optionally, the upper part of the outer cylinder is provided with a first bending part for guiding the water outlet direction.

Optionally, a second bending portion is disposed on the upper portion of the inner core, the first bending portion and the second bending portion are both bent outward, and a water outlet extending toward the peripheral side is formed between the first bending portion and the second bending portion.

Optionally, the distance between the first bend and the second bend is smaller at the bottom.

Optionally, the inner core includes a thick portion and a thin portion connected to each other, the thick portion is disposed at an end of the inner core close to the water outlet, the thin portion is disposed at an end of the inner core close to the impeller portion, the size of the thick portion is larger than that of the thin portion, and a blocking surface in an arc shape is formed at the bottom of the thick portion.

Optionally, a dispersing part for dispersing water flow is arranged between the inner core and the outer cylinder.

Optionally, the dispersion section comprises longitudinal vanes provided between the inner core and the outer barrel.

Optionally, the lower end of the longitudinal blade is connected with the impeller portion.

Optionally, the inner core is detachably connected with the outer barrel.

Optionally, a connecting hole is formed in the bottom end of the outer barrel, and the inner core is connected with the connecting hole in a buckling mode.

Optionally, the impeller portion is disposed around the connection hole.

A mop bucket comprises a bucket body, wherein the bucket body is provided with a clean water cavity and a sewage cavity, a water feeding device is arranged in the clean water cavity, the water feeding device adopts the mop bucket water feeding device as described in any one of the above, the bucket body is provided with a cleaning cover, and the water feeding device can pump water in the clean water cavity out to the upper surface of the cleaning cover.

Optionally, a cylindrical separating body is integrally or separately arranged in the barrel body, a clear water cavity is formed in the separating body, a sewage cavity is formed between the separating body and the barrel body, and the water feeding device is arranged in the separating body.

Optionally, a cleaning cover is arranged on the separating body upper cover, the cleaning cover is provided with an avoiding hole for avoiding the water feeding device, and the water feeding device extends out of the cleaning cover through the avoiding hole.

Optionally, the outer cylinder and the inner core of the water feeding device are fixedly connected, and the outer cylinder and/or the inner core are/is rotatably connected with the mop bucket through a rotating shaft; or the outer cylinder is a cylinder body fixed relative to the mop barrel, the inner core is rotatably connected with the mop barrel through a rotating shaft, and the impeller part is integrally or separately arranged on the inner core; or the inner core is fixed relative to the mop bucket, the outer barrel is a barrel body which can rotate relative to the inner core, and the impeller part is integrally or separately arranged on the outer barrel.

Optionally, the mop further comprises a rotary mop, the rotary mop rotates to provide power for the water feeding device, and the water feeding device is provided with a connecting piece which can be connected and positioned with the rotary mop.

Optionally, the connecting piece is at least two protrusions arranged on the top of the water feeding device.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

the water feeding device for the mop bucket is provided with the impeller part, water is pumped out by rotating the impeller part to rise, and the water feeding device has a good water pumping effect. The mop bucket provided by the utility model can be used for well cleaning a mop by matching the water feeding device and the cleaning cover.

Drawings

FIG. 1 is a cross-sectional view of one embodiment of a water application device;

FIG. 2 is a cross-sectional view of a second embodiment of a water application apparatus;

FIG. 3 is a bottom view of a water supply apparatus;

FIG. 4 is a second schematic bottom view of a water supply apparatus;

FIG. 5 is a third schematic view of the bottom of a water supplier;

FIG. 6 is an exploded view of a water supply apparatus;

FIG. 7 is a second exploded view of a water supply system;

FIG. 8 is a cross-sectional view of a mop bucket.

The reference numerals in the schematic drawings illustrate:

1. an outer cylinder; 11. an impeller portion; 111. a helical ramp; 112. a first helicoid; 12. a retaining wall; 13. a water inlet; 14. a baffle plate; 15. a transition surface; 16. a water outlet; 17. a first curved portion; 18. connecting holes; 2. an inner core; 21. a second curved portion; 22. a thick portion; 221. a blocking surface; 23. details; 24. a longitudinal blade; 25. a second helicoid; 3. a blocking cover; 4. a barrel body; 41. a separator; 42. cleaning the cover; 43. a connecting member; 5. rotating the mop; 6. a water feeding device.

Detailed Description

For a further understanding of the present invention, reference is made to the following detailed description of the utility model taken in conjunction with the accompanying drawings 1-8.

With reference to fig. 1-8, the mop bucket water supply device of the present embodiment includes an outer cylinder 1 and an inner core 2, the inner core 2 is disposed in the outer cylinder 1, a gap is formed between the outer cylinder 1 and the inner core 2, the gap forms a water passing channel, and an impeller portion 11 is disposed in the water passing channel. The bottom end of the outer barrel 1 or the inner core 2 is provided with a water inlet 13 communicated with the water passing channel and used for water inflow, and a water outlet 16 is formed between the upper end of the outer barrel 1 and the inner core 2. The impeller part 11 rotates, and water enters the water passing channel through the water inlet 13 and then is driven by the impeller part 11 to be emitted to the peripheral side from the water outlet 16 of the outer cylinder 1.

The impeller portion 11 has a spiral structure having a spiral slope 111, and the spiral slope 111 extends upward. The spiral inclined plane 111 comprises a first spiral surface 112, and the first spiral surface 112 is fixedly connected with the inner wall of the outer cylinder 1. The first spiral surface 112 is provided at the bottom end of the outer cylinder 1. In this embodiment, the spiral structure is a double-spiral structure, two first spiral surfaces 112 are provided, the two first spiral surfaces 112 are disposed oppositely, and both the two first spiral surfaces 112 are disposed on the inner wall of the outer cylinder 1 and located between the outer cylinder 1 and the inner core 2. The two first spiral surfaces 112 are half spiral surfaces, each half spiral surface surrounds the inner wall of the outer barrel 1 for a half circle, and the two first spiral surfaces 112 are connected end to form a closed loop structure. In another embodiment, the spiral bevel 111 further includes a second spiral surface 25, the second spiral surface 25 is disposed on the outer wall of the inner core 2, a lower end of the second spiral surface 25 is connected to an upper end of the first spiral surface 112, the second spiral surface 25 is located above the first spiral surface 112, and the second spiral surface 25 is located between the outer barrel 1 and the inner core 2. The number of the second spiral surfaces 25 is two, and the two second spiral surfaces 25 are arranged oppositely. In other embodiments, the helix may be a single helix or a multiple helix. In other embodiments, the helical ramp 111 is an integral helical ramp 111 and is not segmented. The spiral bevel 111 may be connected to the inner wall of the outer cylinder 1 and/or the outer wall of the inner core 2.

The water passage forms a spiral channel at the spiral inclined plane 111. And a connecting part for retaining water at the bottom end of the spiral channel is arranged at the bottom end of the spiral channel. When the impeller portion 11 has a double-spiral structure or a multi-spiral structure, at least two spiral inclined planes 111 are provided, one end of the connecting portion is connected with the lower end of the spiral inclined plane 111, and the other end of the connecting portion is connected with the other spiral inclined plane 111. In other embodiments, the impeller portion 11 has a single spiral structure, the spiral inclined plane 111 has one end connected to the lower end of the spiral inclined plane 111, the other end connected to the second position of the spiral inclined plane 111, and the lower end of the spiral inclined plane 111 and the second position of the spiral inclined plane 111 are located at different positions. In this embodiment, the connecting portion includes a longitudinally disposed baffle 14. In another embodiment, the connecting portion comprises a longitudinally arranged baffle 14 and a flat transition surface 15 connecting one end of the baffle 14. The gentle transition surface 15 is a transition surface 15 with a slope, the slope of the gentle transition surface 15 is smaller than that of the spiral slope 111, the inclination angle of the transition surface 15 to the horizontal plane is 0-20 °, and the transition surface 15 can be a plane.

In this embodiment, the water inlet 13 is disposed at a boundary between the baffle 14 and the spiral inclined plane 111, and/or the water inlet 13 is disposed on the transition plane 15. In other embodiments, the water inlet 13 is provided on the side wall of the outer tube 1 or the side wall of the inner core 2. The outer cylinder 1 has a stopper wall 12 formed below a side portion of the spiral slope 111. In other embodiments, the water inlet 13 is provided at the side of the blocking wall 12.

A dispersing part for dispersing water flow is arranged between the inner core 2 and the outer cylinder 1. The dispersion part comprises longitudinal blades 24 arranged between the inner core 2 and the outer cylinder 1. The bottom end of the longitudinal vane 24 is connected with the upper end of the spiral inclined plane 111. The number of longitudinal blades 24 corresponds to the number of helical ramps 111. When the impeller part 11 rotates, water flow enters from the water inlet 13 and is emitted from the water outlet 16 through the lifting drive of the spiral inclined plane 111, and the water flow is divided into a plurality of branches by the spiral inclined plane 111 and the longitudinal blades 24 to be emitted. The number of water flow branches corresponds to the number of the spiral slopes 111.

The inner core 2 comprises a thick portion 22 and a thin portion 23 which are connected with each other, the thick portion 22 is arranged at one end of the inner core 2 close to the water outlet 16, the thin portion 23 is arranged at one end of the inner core 2 close to the impeller portion 11, the size of the thick portion 22 is larger than that of the thin portion 23, a blocking surface 221 which is in an arc shape is formed at the bottom of the thick portion 22, and a water passing channel with a wide bottom and a narrow top is formed. The water enters the narrow water channel through the impact of the blocking surface 221 in the rising process, and is compressed, so that the water is more forcefully sprayed out to be beneficial to cleaning the mop.

The water distributor also comprises a guide structure used for guiding water to be emitted to the peripheral side, wherein the guide structure comprises a first bending part, a second bending part and a blocking cover. The upper portion of the outer cylinder 1 is provided with a first bending portion 17 guiding the water outlet direction, the upper portion of the inner core 2 is provided with a second bending portion 21, the first bending portion 17 and the second bending portion 21 are both bent outwards, and a water outlet 16 extending towards the peripheral side is formed between the first bending portion 17 and the second bending portion 21. The department of 2 tops of inner core is equipped with the lid 3 that blocks that is used for changing the play water direction, block the lid 3 with the inner core 2 can be dismantled or can not the detachable connection, block the lid 3 with form delivery port 16 between 1 edges of urceolus, the water of suction is followed after being blocked by the lid 3 delivery port 16 is to week side and is diffused. The distance between the first bending part 17 and the second bending part 21 is large at the bottom and small at the top, so that water is compressed when being sprayed out, and the water is sprayed out more powerfully to be beneficial to cleaning the mop. In other embodiments, the blocking cover 3 is removably or non-removably connected to the outer cartridge 1.

In this embodiment, the bottom end of the outer cylinder 1 is provided with a connecting hole 18, and the inner core 2 is connected with the connecting hole 18 in a snap-fit manner. The impeller portion 11 is disposed around the coupling hole 18. In other embodiments, the core 2 is adhesively secured to the attachment holes 18. Or, the inner core 2 is rotatably connected with the outer cylinder 1.

The embodiment also comprises a mop bucket which comprises a bucket body 4, wherein a cylindrical separating body 41 is integrally or separately arranged in the bucket body 4, a clear water cavity is formed in the separating body 41, a sewage cavity is formed between the separating body 41 and the bucket body 4, and the water feeding device 6 is arranged in the separating body 41. The barrel body 4 is provided with a cleaning cover 42, the cleaning cover 42 is covered on the separating body 41, the cleaning cover 42 is provided with an avoiding hole for avoiding the water feeding device 6, and the water feeding device 6 extends out of the cleaning cover 42 through the avoiding hole. The water feeding device 6 is operated to pump out the water in the clean water cavity to the upper surface of the cleaning cover 42.

The mop also comprises a rotating mop 5, the rotating mop 5 can rotate to provide power for the water feeding device 6, and the water feeding device 6 is provided with a connecting piece 43 which can be connected and positioned with the rotating mop 5. The connecting piece 43 is at least two protrusions arranged at the top of the water feeding device 6, the rotary mop 5 is clamped with the connecting piece 43, and the rotary mop 5 can rotate to drive the impeller part 11 of the water feeding device 6 to rotate. Water is sprayed out through the water feeding device 6, the mop head of the rotary mop 5 rotates and rubs on the cleaning cover 42, and water flow impacts are generated, so that the mop can be cleaned. Water can flow into the sewage cavity through the cleaning cover.

The outer barrel 1 and the inner core 2 of the water feeding device 6 are fixedly connected, the mop barrel at the bottom of the clean water cavity is provided with a rotating shaft, the outer barrel 1 and/or the inner core 2 are rotatably connected with the mop barrel through the rotating shaft, and the rotary mop 5 is connected with the outer barrel 1 and/or the inner core 2. Or, the outer barrel 1 is fixed on the mop barrel, the inner core 2 is rotatably connected with the mop barrel through a rotating shaft, the impeller parts 11 are integrally or separately installed on the inner core 2, and the rotary mop 5 is connected with the inner core 2. Or, the inner core 2 is fixed on the mop bucket, the outer barrel 1 is a barrel body which can rotate relative to the inner core 2, the impeller parts 11 are integrally or separately arranged on the outer barrel 1, and the rotary mop 5 is connected with the outer barrel 1.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the utility model, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the utility model.

Claims

1. The utility model provides a mop bucket water feeding device, its characterized in that includes the urceolus and establishes the inner core in the urceolus, the urceolus with clearance between the inner core forms the water course, be equipped with in the water course with urceolus and/or the integrative or split type impeller portion of connecting of inner core, the bottom of urceolus or inner core be equipped with the water inlet that is used for into water of water course intercommunication, urceolus upper end with form the delivery port between the inner core, impeller portion rotates, and water gets into water course then warp through the water inlet impeller portion drive is followed the delivery port department of urceolus gives off to week side, still including being used for leading the guide structure that water distributes to week side.

2. The mop bucket water application device of claim 1, wherein the water passage is wide at the bottom and narrow at the top.

3. The mop bucket water application device of claim 1, wherein the impeller portion is a spiral structure having a spiral slope that extends spirally upward around the inner wall of the outer barrel and/or the outer wall of the inner core, and the water passage forms a spiral channel at the spiral slope.

4. The mop bucket water feeding device of claim 3, wherein the spiral inclined plane comprises a first spiral surface and a second spiral surface, the upper end of the first spiral surface is connected with the lower end of the second spiral surface, the first spiral surface is arranged on the inner wall of the outer barrel, and the second spiral surface is arranged on the outer wall of the inner core.

5. The mop bucket filling device of claim 3, wherein said outer barrel forms a wall below the sides of said spiral ramp, said wall sides and the bottom end of said spiral ramp providing said inlet.

6. A mop bucket water application device as claimed in claim 3, wherein the spiral structure is a single spiral structure or a double spiral structure or a multiple spiral structure.

7. The mop bucket water-feeding device of claim 3, wherein a connecting part for retaining water at the bottom end of the spiral channel is provided at the bottom end of the spiral channel.

8. The mop bucket water-feeding device as claimed in claim 7, wherein the spiral structure is a single spiral structure, one spiral bevel is provided, one end of the connecting part is connected with the lower end of the spiral bevel, the other end of the connecting part is connected with the second position of the spiral bevel, and the lower end of the spiral bevel and the second position of the spiral bevel are at different positions; or the spiral structure is a double-spiral structure or a multi-spiral structure, at least two spiral inclined planes are arranged, one end of the connecting part is connected with the lower end of each spiral inclined plane, and the other end of the connecting part is connected with the other spiral inclined plane.

9. The mop bucket water application device of claim 8, wherein the connecting portion comprises a baffle arranged longitudinally, or the connecting portion comprises a baffle and a gentle transition surface connecting one end of the baffle.

10. The mop bucket water application device of claim 9, wherein the gradual transition surface is a tapered transition surface, and the tapered transition surface is less than the tapered surface of the spiral bevel.

11. The mop bucket water application apparatus of claim 10, wherein the transition surface is planar.

12. A mop bucket water application device as claimed in claim 11, wherein the transition surface is inclined to the horizontal at an angle of up to 20 °.

13. The mop bucket water feeding device of claim 9, wherein the water inlet is formed in the baffle, and/or the water inlet is formed in the spiral inclined surface, and/or the water inlet is formed in the transition surface.

14. The water feeding device of a mop bucket as claimed in any one of claims 1 to 13, wherein a blocking cover for changing the water outlet direction is arranged on the top of the outer barrel or the inner core, the blocking cover is detachably or non-detachably connected with the inner core, a water outlet is formed between the blocking cover and the edge of the outer barrel, and the pumped water is blocked by the blocking cover and then is emitted to the peripheral side from the water outlet.

15. A mop bucket water application apparatus as claimed in any one of claims 1 to 13, wherein the upper portion of the outer barrel is provided with a first bend which directs the direction of water output.

16. The mop bucket of claim 15, wherein the upper portion of the inner core has a second curved portion, the first curved portion and the second curved portion are both curved outwardly, and a circumferentially extending water outlet is formed between the first curved portion and the second curved portion.

17. The mop bucket water application device of claim 16, wherein the spacing between the first curved portion and the second curved portion is smaller at the bottom and smaller at the top.

18. The mop bucket watering device of any one of claims 1-13 wherein the core includes an enlarged portion and a narrowed portion connected to each other, the enlarged portion being disposed at an end of the core adjacent the outlet, the narrowed portion being disposed at an end of the core adjacent the impeller portion, the enlarged portion having a size greater than the narrowed portion, the bottom of the enlarged portion forming a curved barrier.

19. A mop bucket water application apparatus as claimed in any one of claims 1 to 13 and 16 to 17, wherein a dispersion member is provided between the inner core and the outer barrel for dispersing water flow.

20. The mop bucket water application device of claim 19, wherein the dispersion portion includes a longitudinal blade disposed between the inner core and the outer barrel.

21. The mop bucket water application device of claim 20, wherein the lower end of the longitudinal blade is connected to the impeller portion.

22. A mop bucket water application apparatus as claimed in any one of claims 1 to 13, 16 to 17 and 20 to 21, wherein said inner core is removably connected to said outer barrel.

23. The mop bucket filling device of claim 22, wherein said outer barrel defines an attachment opening at a bottom end thereof, and said inner core is snap-fit into said attachment opening.

24. The mop bucket water application apparatus of claim 23, wherein the impeller portion is disposed about the attachment aperture.

25. A mop bucket comprising a bucket body having a clean water chamber and a dirty water chamber, the clean water chamber having a water supply means, the water supply means comprising a mop bucket as claimed in any one of claims 1 to 24, the bucket body having a cleaning cover, the water supply means being operable to pump water from the clean water chamber to the upper surface of the cleaning cover.

26. A mop bucket according to claim 25, wherein a cylindrical partition is integrally or separately provided in the bucket body, a clear water chamber is formed in the partition, a sewage chamber is formed between the partition and the bucket body, and the water supply device is provided in the partition.

27. The mop bucket of claim 26, wherein said spacer upper cover is provided with a cleaning cover, said cleaning cover being provided with an evasive hole for evading said water feeding means, said water feeding means protruding from said cleaning cover through said evasive hole.

28. The mop bucket of claim 25, wherein the outer barrel and the inner core of the water feeding device are fixedly connected, and the outer barrel and/or the inner core are rotatably connected with the mop bucket through a rotating shaft; or the outer cylinder is a cylinder body fixed relative to the mop barrel, the inner core is rotatably connected with the mop barrel through a rotating shaft, and the impeller part is integrally or separately arranged on the inner core; or the inner core is fixed relative to the mop bucket, the outer barrel is a barrel body which can rotate relative to the inner core, and the impeller part is integrally or separately arranged on the outer barrel.

29. A mop bucket according to any one of claims 25 to 28, further comprising a rotary mop, the rotary mop being rotatable to power the water application means, the water application means being provided with a coupling positionable in connection with the rotary mop.

30. A mop bucket according to claim 29, wherein the connector is at least two projections provided on the top of the watering device.