CN211324810U

CN211324810U - Mop bucket

Info

Publication number: CN211324810U
Application number: CN201922016194.5U
Authority: CN
Inventors: 钟伟
Original assignee: Individual
Current assignee: Hangzhou Qiduoduo Industrial Design Co Ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-08-25
Anticipated expiration: 2029-11-19

Abstract

The utility model discloses a mop bucket, which comprises a bucket body, wherein the bucket body comprises a clear water area and a washing and dewatering area; a squeezer which can be squeezed and slide relatively with the flat mop head of the flat mop to squeeze the wiping material on the flat mop head is arranged in the washing and dewatering area; a water pumping assembly with a water inlet end communicated with the clear water area is arranged in the barrel body; a water spray nozzle communicated with the water outlet end of the water pumping assembly is arranged in the barrel body; the water pumping assembly can spray water in the clear water area on the wiper through the water spray nozzle; when the flat mop head of the flat mop moves upwards and/or downwards relative to the bucket body in the washing and dewatering area, the flat mop drives the water pumping assembly to work; the barrel body further comprises a sewage area. Clean water is sprayed on the wiper through the water pumping assembly, and the water for cleaning the wiper is always clean water, so that the wiper can be cleaned more easily, and the utilization rate of the water is increased.

Description

Mop bucket

Technical Field

The utility model belongs to the technical field of the mop, concretely relates to mop bucket.

Background

Chinese patent document No. CN206080445U discloses a mop bucket for squeezing and cleaning a flat mop, which comprises a bucket body, wherein the bucket body is provided with a squeezing area and a cleaning area, and the squeezing area and the cleaning area are respectively located at two different positions; the barrel body is provided with a smoothing-out squeezing device which can be squeezed and slide relatively with the flat mop head of the flat mop so as to move and squeeze the wiping materials on the flat mop head. The utility model discloses can both hands hold the mop pole operation during the use and carry out the washing and the dehydration of dull and stereotyped mop, realize dull and stereotyped mop head and smooth out with the fingers a mouthful relative extrusion between the extrusion device and remove crowded water and wash, more laborsaving simple and convenient during the operation, and provide with dull and stereotyped mop complex mop bucket, convenient anytime and anywhere crowded water and wash.

In the above-mentioned patent, dull and stereotyped mop head removes in wasing the district, with the soaked in-process of wiper, the water in the washing district will be stirred into turbid state, is difficult to with the mop clean up of next time, and the utilization ratio of clear water is lower.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: aiming at the defects in the prior art, the mop bucket for continuously cleaning the mop with clean water is provided. In order to realize the purpose of the utility model, the following technical scheme is adopted to realize: a mop bucket comprises a bucket body, wherein the bucket body comprises a clean water area and a washing and dewatering area; and a squeezer which can be squeezed and slide relatively with the flat mop head of the flat mop so as to squeeze the wiping material on the flat mop head is arranged in the washing and dewatering area.

A water pumping assembly with a water inlet end communicated with the clear water area is arranged in the barrel body; and a water spray nozzle communicated with the water outlet end of the water pumping assembly is arranged in the barrel body.

The water pumping assembly can spray water in the clean water area on the wiper through the water spray nozzle.

When the flat mop head of the flat mop moves upwards and/or downwards relative to the bucket body in the washing and dewatering area, the flat mop drives the water pumping assembly to work.

The barrel body further comprises a sewage area.

As an optimization scheme: and a water pumping assembly for guiding sewage in the washing and dewatering area into the sewage area is arranged in the barrel body.

As an optimization scheme: the water pumping assembly is driven by the flat mop head in the upward or downward movement process.

As an optimization scheme: the water pumping assembly and the water pumping assembly are plunger pumps or diaphragm pumps.

As an optimization scheme: the shape of the washing and dewatering area is equivalent to that of the flat mop, and the flat mop head can slide in the horizontal direction in the washing and dewatering area.

When the flat mop head is at one side limit position, only works with the squeezer.

When the flat mop head is at the limit position of the other side, the squeezer and the water spraying component work.

As an optimization scheme: the barrel body is internally provided with a valve body for controlling the opening and closing of the water spraying opening, and when a flat mop head of the flat mop moves upwards and/or downwards relative to the barrel body in the washing and dewatering area, the flat mop drives the valve body to open.

As an optimization scheme: the valve body is rotatably or slidably connected in the barrel.

As an optimization scheme: a water spraying seat is arranged at the upper part in the barrel body; the water spray opening is arranged on the water spray seat.

As an optimization scheme: a plurality of water spraying holes are uniformly formed in the water spraying seat; each water jet hole forms the water jet.

As an optimization scheme: the upper part of the barrel body is fixedly or detachably provided with a positioning seat; and the positioning seat is provided with a water squeezing socket and a cleaning socket for inserting the flat mop into the washing and dewatering area.

One of the squeezers is installed at one side of the water squeezing faucet.

When the flat mop moves upwards and/or downwards relative to the cleaning socket, the flat mop drives the water pumping component to work.

As an optimization scheme: two extruders are arranged in the barrel body; one corresponding to the wringing faucet and one corresponding to the cleaning faucet.

When the flat mop is inserted into the water squeezing faucet, the squeezer corresponding to the water squeezing faucet works.

When the flat mop is inserted into the cleaning socket, the flat mop drives the water pumping assembly to work, and the squeezer corresponding to the cleaning socket works.

As an optimization scheme: the upper part of the barrel body is rotatably or slidably provided with a positioning seat.

The squeezer is installed on the positioning seat.

When the locating seat is located one side extreme position, dull and stereotyped mop can drive squeezer and water pumping subassembly simultaneous working.

When the positioning seat is positioned at the limit position of the other side, the flat mop only drives the squeezer to work.

As an optimization scheme: and a pipeline mounting groove with a downward opening is formed at the lower end of the barrel body.

The top shaping has the clear water pipe in the clear water district with the water inlet end intercommunication of intaking of pump water subassembly, leads to pipe intercommunication water spray inlet tube.

And a water spraying inlet pipe communicated with the water outlet end of the water pumping assembly and a water spraying pipe communicated with the water spraying outlet pipe and the water spraying port through a water pipe are formed at the top in the pipeline mounting groove.

And a water pumping inlet pipe communicated with the water inlet end of the water pumping assembly, and a water discharging pipe communicated with the water pumping inlet pipe and the washing and dewatering area through a water pipe are formed at the top in the pipeline mounting groove.

And a water pumping outlet pipe communicated with the water outlet end of the water pumping assembly and a sewage pipe communicated with the water outlet pipe of the barrel body and the sewage area through a water pipe are formed at the top in the pipeline mounting groove.

As an optimization scheme: the end surface of the drain pipe in the washing and dewatering area is higher than the inner bottom surface of the washing and dewatering area.

As an optimization scheme: and the bottom in the washing and dehydrating zone is fixedly connected with a filtering part which is positioned on the periphery of the drain pipe and used for filtering sewage in the washing and dehydrating zone.

Compared with the prior art, the beneficial effects of the utility model are that: when the flat mop cleaning device is used, water is added into the clear water area, the mop rod is held when the flat mop needs to be cleaned, the flat mop head is inserted into the cleaning socket, the flat mop is subjected to reciprocating lifting motion, and then the water pumping piston is driven to move, so that the water spraying opening sprays water on the flat mop head.

And then the flat mop head is inserted into the water squeezing socket, the flat mop is made to reciprocate, water on the wiping matter flows into the washing and dewatering area through the squeezing of the squeezer, the water pumping piston moves at the same time, and then the water in the washing and dewatering area is pumped into the sewage area, so that no water or only a small amount of water exists in the washing and dewatering area, and the wiping matter squeezed by the squeezer is prevented from being wetted.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the flat mop of the present invention.

Fig. 3 is an exploded schematic view of the present invention.

Fig. 4 is a schematic sectional view of the barrel body of the present invention.

Fig. 5 is a schematic view of the sectional structure of the positioning seat of the present invention.

Fig. 6 is a schematic view of the sectional structure of the water outlet seat and the valve body of the present invention.

Fig. 7 is an exploded schematic view of the water pumping assembly of the present invention.

Fig. 8 is an exploded view of the water pumping assembly of the present invention.

Fig. 9 is a schematic view of the flat mop of the present invention inserted into the cleaning socket.

Fig. 10 is a schematic structural view of the flat mop according to the present invention when pulled out of the cleaning socket.

Fig. 11 is a schematic structural view of the flat mop of the present invention in the squeezing socket.

Fig. 12 is a schematic sectional view of the inner water spraying seat of the present invention.

Fig. 13 is an exploded view of embodiment 2 of the present invention.

Fig. 14 is a schematic cross-sectional view of a barrel body in embodiment 2 of the present invention.

Fig. 15 is a schematic sectional view of the positioning protrusion of the embodiment 2 of the present invention, when the positioning protrusion is engaged in the positioning groove.

Fig. 16 is a schematic sectional view of the positioning protrusion of the embodiment 2 of the present invention when the positioning protrusion is engaged with the water spraying positioning groove.

1. A barrel body; 11. a clear water zone; 12. a washing and dewatering zone; 13. a sewage area; 14. positioning rings; 141. a water squeezing positioning groove; 142. a water spray positioning groove; 15. a handle; 16. a pipeline mounting groove; 171. a water spraying and water inlet pipe; 172. a water spraying outlet pipe; 173. a drain pipe; 174. a water pumping and feeding pipe; 175. a water pumping and discharging pipe; 176. a sewage pipe; 177. a water spray pipe; 178. a clear water pipe; 18. a filtering part;

2. a flat mop; 21. a mop rod; 22. a flat mop head;

3. positioning seats; 31. a water squeezing socket; 32. cleaning the socket; 33. an extruder; 34. a sewage port; 35. a water cleaning port; 36. a handle is buckled; 37. sliding the buckle; 38. positioning the projection;

4. a water pumping assembly; 41. a water pumping cylinder; 42. a water pumping piston; 43. a water pumping drive plate; 44. a water pumping spring;

5. a water pumping assembly; 51. a water pumping cylinder; 52. a water pumping piston; 53. a water pumping driving plate; 54. a water pumping spring;

6. a water spraying seat; 61. a water jet; 62. a flow guide wall; 63. a water spray seat connecting pipe; 64. a valve body rotating seat; 65. a water spray hole; 7. a valve body; 71. the valve body drives the teeth.

Detailed Description

Example 1

Referring to fig. 1 to 12, a mop bucket according to this embodiment includes a bucket body 1, which includes a clean water region 11 and a washing and dewatering region 12; a squeezer 33 which can squeeze and slide relative to the flat mop head 22 of the flat mop 2 so as to squeeze the wiping materials on the flat mop head is arranged in the washing and dewatering area.

A water pumping assembly 4 with a water inlet end communicated with the clear water area is arranged in the barrel body; a water spray opening 61 communicated with the water outlet end of the water pumping assembly is arranged in the barrel body.

The water pumping assembly comprises a water pumping cylinder 41 with a downward opening fixedly connected in the washing and dewatering area, a water pumping piston 42 in the water pumping cylinder in a sealing and sliding connection mode, and a water pumping spring 44 fixedly connected between the water pumping cylinder and the water pumping piston and used for driving the water pumping piston to move towards the upper portion of the barrel body. As shown in fig. 7, a water pumping installation plate is formed on one side of the water pumping cylinder; the water inlet end and the water outlet end of the water pumping cylinder are arranged at the lower end of the water pumping mounting plate and are communicated with the upper part of the water pumping cylinder through the water pumping mounting plate.

And the water inlet end and the water outlet end of the water pumping barrel are both provided with valve plates.

The pumping piston is fixedly connected with a pumping drive plate 43 which can be abutted against the flat mop head to drive the pumping piston to move.

The method specifically comprises the following steps: when the flat mop moves downwards, the flat mop head pushes the water pumping driving plate to move downwards, the water pumping piston moves downwards, negative pressure is generated in the water pumping cylinder, and water in the clear water area is pumped into the water pumping cylinder.

When the flat mop moves upwards, the flat mop head is separated from the water pumping driving plate, the water pumping piston gradually moves upwards under the action of the water pumping spring, the pressure in the water pumping cylinder is increased, and water in the water pumping cylinder is sprayed out through the water spray opening and is sprayed onto a wiping object at the flat mop head.

The speed that the dull and stereotyped mop moved up is greater than the speed that the water pumping piston moved up, and then makes not rise to or just rise to extreme position time, the lower extreme and the water jet parallel and level of dull and stereotyped mop head, and then the water jet can spray whole dull and stereotyped mop head.

The tub further includes a sewage zone 13.

And a water pumping assembly 5 for guiding sewage in the washing and dewatering area into a sewage area is arranged in the barrel body.

The water pumping assembly is driven by the flat mop head in the upward or downward movement process.

The water pumping assembly and the water pumping assembly are plunger pumps or diaphragm pumps.

The water pumping assembly comprises a water pumping cylinder 51 fixedly connected to the bottom in the washing and dehydrating area, a water pumping piston 52 in the water pumping cylinder in a sealing sliding connection mode, and a water pumping spring 54 fixedly connected to the upper portion of the barrel body and used for driving the water pumping piston to move towards the upper portion of the barrel body between the water pumping cylinder and the water pumping piston.

The end of intaking of a section of thick bamboo and washing dehydration district intercommunication, play water end and sewage district intercommunication, and the end of intaking of a section of thick bamboo and play water end all install the valve block.

The pumping piston is fixedly connected with a pumping driving plate 53 which can be abutted against the flat mop head to drive the pumping piston to move downwards.

When the flat mop moves downwards, the flat mop pushes the water pumping driving plate to move downwards so as to drive the water pumping piston to move downwards; when the flat mop moves upwards, the water pumping piston moves upwards under the action of the water pumping spring, the process is repeated, and then the water pumping piston moves in the water pumping cylinder in a reciprocating mode, so that water in the washing and dewatering area enters the sewage area through the water pumping cylinder.

The barrel body is internally provided with a valve body 7 for controlling the opening and closing of the water spraying opening, and when a flat mop head of the flat mop moves upwards and/or downwards relative to the barrel body in the washing and dewatering area, the flat mop drives the valve body to open.

The valve body is rotatably connected in the barrel body.

A water spraying seat 6 is arranged at the upper part in the barrel body; the water spray opening is arranged on the water spray seat and is positioned at one end of the water spray seat facing the washing and dewatering area.

The washing and dewatering area and the clear water area are separated by a first clapboard, and the water spraying seat is fixedly connected to the first clapboard.

As shown in fig. 6, the valve body comprises a valve body connecting plate and a sealing plate arranged perpendicular to the valve body connecting plate; a valve body rotating seat which is rotationally connected with the valve body connecting plate is formed at the upper end of the water spraying seat; one end of the sealing plate close to the water spray opening is fixedly connected with a sealing gasket which can be in sealing and abutting contact with the water spray opening.

A plurality of valve body driving teeth 71 are formed at one end, far away from the water spray opening, of the sealing plate, when the flat mop head moves upwards, the flat mop head is in contact with the valve body driving teeth and generates friction, the valve body is driven to rotate, and the sealing plate is separated from the water spray opening.

The valve body can reset through the action of a torsion spring or magnetic force or self gravity.

When the flat mop is positioned in the barrel body and moves upwards in the process of driving the water pumping assembly to work, the flat mop head generates upward thrust to the valve body driving teeth, the valve body is separated from the water spraying opening, and water sprayed from the water spraying opening is sprayed on the flat mop head; when the flat mop leaves the barrel body, the valve body resets, and then the valve body plugs up the water jet for the water jet no longer sprays water, if the water pumping assembly is still working this moment, then because the water jet is plugged up to the valve body, the water pumping assembly will stop moving, and then make the flat mop leave the barrel body after, the water jet no longer sprays water, avoids the waste of clear water.

Or the valve body is connected in the barrel in a sliding manner; a valve body sliding rail which is longitudinally connected with the valve body in a sliding manner is formed on the water spraying seat; when the flat mop moves upwards, the flat mop head drives the valve body to move upwards, the valve body is separated from the water spraying opening, the water spraying opening discharges water, and after the flat mop is separated from the barrel body, the valve body moves downwards under the action of a spring or magnetic force or self gravity to reset, and the water spraying opening is plugged again.

A flow guide wall 62 which is obliquely arranged is formed below the water spraying opening on the water spraying seat, and water sprayed out of the water spraying opening partially falls to the flow guide wall and flows to the flat mop through the flow guide wall.

A plurality of water spraying holes 65 are uniformly arranged on the water spraying seat; the water spray holes form the water spray ports, and water pressure of water sprayed out through the water spray holes is high, so that the flat mop head can be better washed.

The upper part of the barrel body is fixedly or detachably provided with a positioning seat 3; the positioning seat is provided with a water squeezing insertion opening 31 and a cleaning insertion opening 32 for inserting the flat mop into the washing and dewatering area.

A clear water port 33 is formed in the position, right opposite to the clear water area, of the positioning seat, and a user can pour clear water into the water storage area through the clear water port.

A sewage port 34 is formed in the position, right opposite to the sewage area, of the positioning seat, and a user can pour out sewage in the sewage area through the sewage port.

The upper part of the inner wall of the barrel body is fixedly connected with a positioning ring 14; the positioning seat is positioned at the upper end of the positioning ring; the lower part of the positioning seat is slidably connected with a sliding buckle 37 which can be clamped with the positioning ring so as to fix the positioning seat on the barrel body; the upper end of the positioning seat is rotatably connected with a buckle handle 36 for driving the sliding buckle to move, and the sliding buckle is separated from the positioning ring by rotating the buckle handle, so that the positioning seat can be detached from the barrel body. The upper part of the inner wall of the barrel body is rotatably connected with a handle 15 which is convenient for a user to move the barrel body.

One squeezer is arranged on one side of the water squeezing faucet; the water spray opening is arranged on one side of the cleaning insertion opening.

The method specifically comprises the following steps: when the flat mop is inserted into the cleaning socket and moves downwards relative to the cleaning socket, the flat mop head drives the water pumping piston to move downwards.

When the flat mop is inserted into the cleaning socket and moves upwards relative to the cleaning socket, the valve body is separated from the water spraying opening, and the water pumping assembly sprays water in the clean water area out of the water spraying opening.

When the flat mop is inserted and moves upwards or downwards relative to the water squeezing socket, the flat mop head drives the squeezer to work to squeeze water out of the wiping objects, and simultaneously drives the water pumping assembly to work to pump water in the washing and dewatering area into the sewage area.

Or two extruders are installed in the barrel body; one corresponding to the wringing faucet and one corresponding to the cleaning faucet.

When dull and stereotyped mop inserts and washs the socket, dull and stereotyped mop drives the work of pump water subassembly, with the squeezer work that washs the socket and correspond, when the water jet sprayed water to the wiper, the squeezer will be tentatively crowded futilely with the wiper, avoids the water on the wiper too much, leads to removing to the in-process of crowded water socket at dull and stereotyped mop head, and water on the wiper splashes and goes out.

When the flat mop is inserted into the water squeezing socket, the squeezer corresponding to the water squeezing socket works to squeeze water out of the wiping object and drive the water pumping assembly to work at the same time.

The lower end of the barrel body is formed with a pipeline installation groove 16 with a downward opening.

A water spraying inlet pipe 171 communicated with the water inlet end of the water pumping assembly and a clean water pipe 178 communicated with the water spraying inlet pipe and the clean water area through a water pipe are formed at the top in the pipeline mounting groove; and the water inlet end of the water pumping cylinder is connected with the water spraying inlet pipe in an inserting manner.

A water spraying outlet pipe 172 communicated with the water outlet end of the water pumping assembly and a water spraying pipe 177 communicated with the water spraying outlet pipe and a water spraying port through a water pipe are formed at the top in the pipeline mounting groove; and the water outlet end of the water pumping cylinder is connected with a water spraying water outlet pipe in an inserting manner.

A water spraying seat connecting pipe 63 communicated with the water spraying opening is formed on the water spraying seat; the water spraying seat connecting pipe is positioned in the clear water area and is inserted with the water spraying pipe.

A water pumping inlet pipe 174 communicated with the water inlet end of the water pumping component and a water discharging pipe 173 communicated with the water pumping inlet pipe and the washing and dehydrating area through a water pipe are formed at the top in the pipeline mounting groove; the water inlet end of the water pumping cylinder is connected with the water drainage pipe in an inserting mode.

A water pumping and discharging pipe 175 communicated with the water outlet end of the water pumping assembly and a sewage pipe 176 communicated with the water discharging pipe of the barrel body and the sewage area through a water pipe are formed at the top in the pipeline mounting groove; and the water outlet end of the water pumping barrel is connected with the water pumping water outlet end in an inserting mode.

The end surface of the drain pipe in the washing and dewatering area is higher than the inner bottom surface of the washing and dewatering area, so that dirt such as dust and the like precipitated on the inner bottom surface of the washing and dewatering area can not enter the drain pipe.

The bottom in the washing and dewatering zone is fixedly connected with a filtering part 18 which is used for filtering sewage in the washing and dewatering zone and is positioned at the periphery of the drain pipe, so that large-particle dirt cannot enter the drain pipe.

When the flat mop cleaning device is used, water is added into the clean water area, the mop rod 21 is held when the flat mop needs to be cleaned, the flat mop head is inserted into the cleaning socket, the flat mop is subjected to reciprocating lifting motion, the water pumping piston is driven to move, and the water spraying opening sprays water onto the flat mop head.

Example 2

As shown in fig. 13 to 16, the present embodiment is different from embodiment 1 in that: as shown in fig. 14, the shape of the washing-dewatering zone corresponds to that of a flat mop, and a flat mop head can slide in the horizontal direction within the washing-dewatering zone.

The positioning seat 3 is slidably arranged at the upper part of the barrel body; and a mop inserting opening for inserting the flat mop head into the washing and dewatering area is formed in the positioning seat.

As shown in fig. 13, the length of the positioning seat is smaller than that of the barrel body, so that the positioning seat cannot be longitudinally separated from the barrel body by the sliding buckle, and the positioning seat can move along the length direction of the barrel body.

Positioning bulges 38 are respectively formed at the lower ends of the two side walls of the positioning seat along the length direction; the upper end of the positioning ring is formed with a plurality of water squeezing positioning grooves 141 and water spraying positioning grooves 142 for accommodating the positioning protrusions.

When the positioning seat moves, the positioning protrusion can be switched between the wringing positioning groove 141 and the water spraying positioning groove 142.

The squeezer is installed on the positioning seat.

The sewage area and the washing and dewatering area are separated by a second partition plate, the water spraying seat is fixedly connected to the upper portion of one end, close to the sewage area, of the second partition plate, and the upper end face of the water spraying seat is lower than the upper end face of the first partition plate.

The lower end of the positioning seat is positioned below the extruder and is fixedly connected with a guide plate; the water extruded by the extruder flows into the sewage area through the guide plate

When the locating seat is located one side extreme position and fixes a position protruding joint when spraying the constant head tank promptly, dull and stereotyped mop head reciprocated, dull and stereotyped mop head promotion pump water drive board removes, and then dull and stereotyped mop can drive squeezer and pump water subassembly simultaneous working.

When the positioning seat is positioned at the limit position of the other side, namely the positioning bulge is clamped in the water squeezing positioning groove, the flat mop only drives the squeezer to work.

When the flat mop head moves up and down in the washing and dewatering area, because the shape of washing and dewatering area is equivalent to the shape of flat mop head, when making flat mop insert the bottom in the washing and dewatering area, the clearance between the flat mop head of washing and dewatering area is minimum, and then force the water in the washing and dewatering area to upwards overflow, and flow into in the sewage district from the water spray seat upper end, will adsorb the inside water in washing and dewatering area on the wiper simultaneously, when flat mop moves, through the extrusion of squeezer, make the water in the washing and dewatering area further flow into in the sewage district, and then make only there be a small amount or do not have water in the washing and dewatering area.

Claims

1. A mop bucket comprises a bucket body, wherein the bucket body comprises a clean water area and a washing and dewatering area; a squeezer which can be squeezed and slide relatively with the flat mop head of the flat mop to squeeze the wiping material on the flat mop head is arranged in the washing and dewatering area; the method is characterized in that:

a water pumping assembly with a water inlet end communicated with the clear water area is arranged in the barrel body; a water spray nozzle communicated with the water outlet end of the water pumping assembly is arranged in the barrel body;

the water pumping assembly can spray water in the clear water area on the wiper through the water spray nozzle;

when the flat mop head of the flat mop moves upwards and/or downwards relative to the bucket body in the washing and dewatering area, the flat mop drives the water pumping assembly to work;

the barrel body further comprises a sewage area.

2. A mop bucket as defined in claim 1, further comprising: and a water pumping assembly for guiding sewage in the washing and dewatering area into the sewage area is arranged in the barrel body.

3. A mop bucket as defined in claim 2, further comprising: the water pumping assembly is driven by the flat mop head in the upward or downward movement process.

4. A mop bucket as claimed in claim 2 or claim 3, in which: the water pumping assembly and the water pumping assembly are plunger pumps or diaphragm pumps.

5. A mop bucket as defined in claim 1, further comprising: the shape of the washing and dewatering area is equivalent to that of the flat mop, and the flat mop head can slide in the washing and dewatering area along the horizontal direction;

when the flat mop head is positioned at one side limit position, the flat mop head only works with the squeezer;

6. A mop bucket as defined in claim 1, further comprising: the barrel body is internally provided with a valve body for controlling the opening and closing of the water spraying opening, and when a flat mop head of the flat mop moves upwards and/or downwards relative to the barrel body in the washing and dewatering area, the flat mop drives the valve body to open.

7. A mop bucket as defined in claim 6, further comprising: the valve body is rotatably or slidably connected in the barrel.

8. A mop bucket as claimed in claim 6 or claim 7, in which: a water spraying seat is arranged at the upper part in the barrel body; the water spray opening is arranged on the water spray seat.

9. A mop bucket as defined in claim 8, wherein: a plurality of water spraying holes are uniformly formed in the water spraying seat; each water jet hole forms the water jet.

10. A mop bucket as defined in claim 1, further comprising: the upper part of the barrel body is fixedly or detachably provided with a positioning seat; a water squeezing socket and a cleaning socket for inserting the flat mop into the washing and dehydrating area are arranged on the positioning seat;

one squeezer is arranged on one side of the water squeezing faucet;

11. A mop bucket as defined in claim 10, wherein: two extruders are arranged in the barrel body; one extruder corresponds to the water squeezing faucet, and the other extruder corresponds to the cleaning faucet;

when the flat mop is inserted into the water squeezing faucet, the squeezer corresponding to the water squeezing faucet works;

when the flat mop is inserted into the cleaning insertion opening, the squeezer corresponding to the cleaning insertion opening works.

12. A mop bucket as defined in claim 1, further comprising: the upper part of the barrel body is rotatably or slidably provided with a positioning seat;

the squeezer is arranged on the positioning seat;

when the positioning seat is positioned at the limit position on one side, the flat mop can drive the squeezer and the water pumping assembly to work simultaneously;

13. A mop bucket as claimed in claim 2 or claim 3, in which: a pipeline mounting groove with a downward opening is formed at the lower end of the barrel body;

a water spraying inlet pipe communicated with the water inlet end of the water pumping assembly and a clear water pipe communicated with the water spraying inlet pipe and the clear water area through a water pipe are formed at the top in the pipeline mounting groove;

a water spraying inlet pipe communicated with the water outlet end of the water pumping assembly and a water spraying pipe communicated with a water spraying outlet pipe and a water spraying port through a water pipe are formed at the top in the pipeline mounting groove;

a water pumping inlet pipe communicated with the water inlet end of the water pumping assembly and a water discharging pipe communicated with the water pumping inlet pipe and the washing and dehydrating area through a water pipe are formed at the top in the pipeline mounting groove;

14. A mop bucket as defined in claim 13, further comprising: the end surface of the drain pipe in the washing and dewatering area is higher than the inner bottom surface of the washing and dewatering area.

15. A mop bucket as defined in claim 14, wherein: and the bottom in the washing and dehydrating zone is fixedly connected with a filtering part which is positioned on the periphery of the drain pipe and used for filtering sewage in the washing and dehydrating zone.