EP3000375B1

EP3000375B1 - A mop bucket with an ascending and descending basket

Info

Publication number: EP3000375B1
Application number: EP15175366.2A
Authority: EP
Inventors: Chengyong Dong
Original assignee: Ningbo Neco Housewares Co Ltd
Current assignee: Ningbo Neco Housewares Co Ltd
Priority date: 2014-09-29
Filing date: 2015-07-04
Publication date: 2016-10-19
Anticipated expiration: 2035-07-04
Also published as: WO2016050102A1; CN204146980U; EP3000375A1

Description

FIELD OF THE INVENTION

The invention relates to the field of a cleaning barrel, and more particularly, to an axis lift mop bucket.

BACKGROUND OF THE INVENTION

A mop bucket is a cleaning appliance commonly used in daily life for cleaning and spin-drying a mop. The mop bucket includes a barrel body and a rotating basket, generally the rotating basket is disposed at one side of the mop bucket for spin-drying, while the other side of the mop bucket is used for cleaning the mop. In the mop bucket, a mop cleaning chamber and a mop spin-drying chamber are arranged in parallel, thus the volume and space occupation thereof are larger. Hence the publication patent number CN203597914U discloses a lift mop bucket, the rotating basket of which is disposed above the barrel body; when the mop needs spin-drying, the rotating basket ascends to the upper part of the barrel body to drive the mop tray of the mop to rotate at high speed, thus achieving the purpose of rapidly spin-drying; when the mop needs cleaning, the rotating basket descends to the lower part of the barrel body and thus the mop may be immersed into water for cleanup. The rotating basket and the barrel body of the lift mop bucket are arranged vertically from up to down, thus the volume of the barrel body may be reduced and space occupation is less.
However, the guide grooves of the lift mop bucket are arranged on a fixed column, while a movable pin is arranged on the movable axle sleeve which may be sleeved on the fixed column in a reciprocating way, the rotating basket may be arranged rotatablely on the movable axle sleeve. The defect of the structure is that a connection between the movable axle sleeve and the fixed column is easily loose, which may cause the rotating basket to waggle when it is rotating, particularly when the rotating basket is disposed at the upper part of the barrel body, thus the rotating basket rotates unsteadily and is used inconveniently.

SUMMARY OF THE INVENTION

In view of the defect of the prior art, the invention aims at providing an axis lift mop bucket, the rotating basket of which may be disposed in the barrel body in a liftable and lowerable way. When the rotating basket is disposed at the upper part of the barrel body, the mop rod drives the rotating basket to rotate at high speed for spin-drying by virtue of centrifugal force produced thereby; when the rotating basket is disposed at the lower part of the barrel body, the mop rod is driven to clean the mop, the rotating basket rotates steadily and is used conveniently.
In order to achieve the above object, the invention adopts such a technical solution as below: an axis lift mop bucket, including a barrel body and a rotating basket, the barrel body is internally provided with a central axis, the central axis is sleeved with an axle sleeve which may ascend or descend along the central axis, the axle sleeve is provided with a bearing for bearing the weight of the rotating basket which may be arranged rotatablely on the axle sleeve, the inner wall of the axle sleeve is provided with an upper guide groove and a lower guide groove, a ratchet clearance is provided between the upper guide groove and the lower guide groove, the central axis is also provided with a guide groove pin fitting in with the ratchet clearance; the axle sleeve rotates on the central axis so that the guide groove pin may be positionally switched between the vertical clearance of the upper guide groove and the vertical clearance of the lower guide groove or the ratchet clearance; when the guide groove pin is disposed in the vertical clearance of the upper guide groove, the rotating basket descends along with the axle sleeve to the lower part of the central axis; when the guide groove pin is disposed in the vertical clearance of the lower guide groove, the rotating basket may shift along with the axle sleeve out of the upper end of the central axis; when the guide groove pin is disposed in the ratchet clearance, the rotating basket ascends along with the axle sleeve to the upper part of the central axis.
Perferably, the axle sleeve includes an upper guide sleeve and a lower guide sleeve, the upper guide sleeve is fixedly connected to the lower guide sleeve by means of a self-tapping screw, the upper guide groove is disposed on the inner wall of the upper guide sleeve, and the lower guide groove is disposed on the inner wall of the lower guide sleeve.
Further, the bearing includes a bearing seat, a retainer and a glass bead, the lower end of the upper guide sleeve is provided with a convex ring fitting in with the retainer, the bearing seat and the retainer are disposed on the upper guide sleeve in series from up to down, and the glass bead is disposed in the retainer.
Perferably, the upper end of the upper guide sleeve is also provided with an oblique guide tooth fitting in with the guide groove pin.
Perferably, the rotating basket is screwed with a basket cap which is provided with a snap ring fitting in with the mop tray, and a snap spring clamped with the upper guide sleeve is sandwiched between the basket cap and the rotating basket.
Preferably, the barrel body is also provided with a handle and a water fender which is also provided with a water outlet cover.
After adopting the foregoing technical solution, compared with the prior art, the invention has advantages as below.
In the invention, the guide groove pin is disposed on the central axis, the central axis is sleeved with an axle sleeve fitting in with the guide groove pin, the inner wall of the axle sleeve is provided with an upper guide groove and a lower guide groove, both the upper guide groove and the lower guide groove are respectively provided with a vertical clearance, a ratchet clearance is disposed between the upper guide groove and the lower guide groove. The function of the ratchet clearance is to enable the guide groove pin to guide and rotate unidirectionally in a direction instead of guiding and rotating oppositely. The function of the vertical clearance of the lower guide groove is to enable the guide groove pin on the central axis to enter into the ratchet clearance from down to up, and the function of the vertical clearance of the upper guide groove is to enable the axle sleeve to ascend or descend on the central axis. The rotating basket may ascend or descend along the central axis along with the axle sleeve since it may be arranged rotatablely on the axle sleeve. When the rotating basket is disposed at the lower part of the barrel body, the mop rod is driven to clean the mop; when the rotating basket is disposed at the upper part of the barrel body, the mop rod drives the rotating basket to rotate at high speed for spin-drying by virtue of centrifugal force produced thereby, at the moment the guide groove pin is clamped in a latch of the ratchet clearance so that the axle sleeve is more firm connected with the central axis. Therefore, the rotating basket rotates more steadily and is used conveniently.

BRIEF DESCRIPTION OF THE DRAWINGS

Further description of the invention is made in combination with the accompanying drawings and embodiments.

Fig. 1 is a tridimensional structural schematic diagram of the invention.
Fig. 2 is a breakdown structure schematic diagram of the invention.
Fig. 3 is a structural schematic diagram showing coordinated application of the invention and the mop.
Fig. 4 is an exploded view of the invention in which the rotating basket is positioned at the upper part of the barrel body.
Fig. 5 is an exploded view of the invention in which the rotating basket is positioned at the lower part of the barrel body.
Fig. 6 is a structural schematic diagram of the invention in which the guide groove pin is matched with the upper guide groove and the lower guide groove.
Fig. 7 is a partial breakdown structure schematic diagram of the invention.

In the figures, 1: handle; 2: barrel body; 3: water fender; 4: rotating basket; 5: water outlet cover; 6 basket cap; 7: snap spring; 8: upper guide groove; 9: bearing seat; 10: retainer; 11: lower guide groove; 12: self-tapping screw; 13: guide groove pin; 14: central axis; 15: glass bead.

DETAILED DESCRIPTION OF THE EMBODIMENTS

What are mentioned below are merely preferred embodiments of the invention, and the scope of protection of the invention is not limited hence.
Embodiments, as shown in Figs.1-7:

An axis lift mop bucket, including a barrel body 2 and a rotating basket 4, the barrel body 2 is provided with a handle 1 and a water fender 3, the handle 1 is convenient for lifting, the water fender 3 is used for preventing dirty water from splashing when the mop is spin-dried, and the water fender 3 is also provided with a water outlet cover 5 which is opened for pouring dirty water.

The barrel body 2 is internally provided with a central axis 14 sleeved with an axle sleeve which may ascend or descend along the central axis 14, the axle sleeve includes an upper guide sleeve and a lower guide sleeve, the upper guide sleeve is fixedly connected to the lower guide sleeve by means of a self-tapping screw 12, an upper guide groove 8 is disposed on the inner wall of the upper guide sleeve, and the lower guide groove 11 is disposed on the inner wall of the lower guide sleeve, both the upper guide groove 8 and the lower guide groove 11 are respectively provided with a vertical clearance, a ratchet clearance is provided between the upper guide groove 8 and the lower guide groove 11, and the axle sleeve adopts such a mode that the upper guide groove is connected to the lower guide groove in a split-type way, which is convenient for injection molding and manufacturing.
The central axis 14 is also provided with a guide groove pin 13 fitting in with the ratchet clearance. The axle sleeve rotates on the central axis 14 so that the guide groove pin 13 may be positionally switched between a vertical clearance of the upper guide groove 8 and a vertical clearance of the lower guide groove 11 or the ratchet clearance; when the guide groove pin 13 is disposed in the vertical clearance of the upper guide groove 8, the rotating basket 4 descends along with the axle sleeve to the lower part of the central axis 14; when the guide groove pin 13 is disposed in the vertical clearance of the lower guide groove 11, the rotating basket 4 may shift along with the axle sleeve out of the upper end of the central axis 14; when the guide groove pin 13 is disposed in the ratchet clearance, the rotating basket 4 ascends along with the axle sleeve to the upper part of the central axis 14.
Specifically, when the rotating basket 4 is disposed at the upper part of the barrel body 2, the guide groove pin 13 is clamped in the ratchet clearance (as shown in Fig. 6-a) between the upper guide groove 8 and the lower guide groove 11, the ratchet clearance is composed of the oblique guide tooth at the lower end of the upper guide sleeve and the oblique guide tooth at the upper end of the lower guide sleeve, the function thereof is to enable the guide groove pin 13 to guide and rotate unidirectionally in a direction instead of guiding and rotating oppositely, and the guide groove pin 13 is tightly clamped in a latch of the ratchet clearance so that the axle sleeve is more firm connected with the central axis 14. Therefore, the rotating basket 4 rotates more steadily and is used conveniently. When the rotating basket 4 needs lowering, firstly the mop rod is lifted up vertically, the rotating basket 4 moves up along with the mop rod, under an oblique guiding role of the oblique guide tooth at the upper end of the lower guide sleeve, the guide groove pin 13 stops moving up (as shown in Fig. 6-b) after it slips into the latch of the lower guide groove 11 and is clamped, afterwards the mop rod is released vertically, under an oblique guiding role of the oblique guide tooth at the lower end of the upper guide sleeve, the guide groove pin 13 slips into the vertical clearance (as shown in Fig. 6-c) of the upper guide groove 8, and the rotating basket 4 slips off into the lower part of the barrel body 2, at the moment the mop is immersed in water, and the mop is rotated for realizing a cleaning function. When the mop needs spin-drying, the mop is lifted up vertically, by means of the vertical clearance (as shown in Fig. 6-f) of the upper guide groove 8 and under an oblique guiding role of the oblique guide tooth at the upper end of the lower guide sleeve, the guide groove pin 13 stops moving up (as shown in Fig. 6-e) after it slips into the lower guide groove 11 and is clamped, afterwards the mop rod is released, under an oblique guiding role of the oblique guide tooth at the lower end of the upper guide sleeve, the guide groove pin 13 slips into the latch of the upper guide groove 8 and hooks on to the upper guide sleeve (as shown in Fig. 6-d), at the moment the mop is rotated so that both the mop and the rotating basket 4 rotate at high speed. The mop is spin-dried under the effect of centrifugal force, thus achieving a spin-drying function and completing a cyclic process.
The axle sleeve is provided with a bearing for bearing the weight of the rotating basket 4which may be arranged rotatablely on the axle sleeve. The bearing includes a bearing seat 9, a retainer 10 and a glass bead 15, a lower end of the upper guide sleeve is provided with a convex ring fitting in with the retainer 10, the bearing seat 9 and the retainer 10 are disposed on the upper guide sleeve in series from up to down, and the glass bead 15 is disposed in the retainer 10. The bearing bears the weight of the rotating basket 4 horizontally so that the rotating basket 4 rotates more steadily.
The upper end of the upper guide sleeve is further provided with an oblique guide tooth fitting in with the guide groove pin 13. The function of the oblique guide tooth is that when the rotating basket 4 ascends, the guide groove pin 13 swimmingly slips into the vertical clearance of the upper guide groove 8 by means of the oblique guide tooth, thus facilitating operation. The rotating basket 4 is screwed with a basket cap 6 which is provided with a snap ring fitting in with the mop tray; both the mop tray and the snap ring may be detachably fastened for conveniently lifting the rotating basket 4 up. A snap spring 7 clamped with the upper guide sleeve is sandwiched between the basket cap 6 and the rotating basket 4 in a loose state, the function thereof is to enable the rotating basket 4 to move up and down along with the axle sleeve and simultaneously to enable the rotating basket 4 to rotate on the axle sleeve.
What is mentioned above is merely preferred embodiments of the invention, any equivalent change or modification made according to the structure, feature and principle as recited in the patent claim of the invention shall be included in the patent claim of the invention.

Claims

An axis lift mop bucket, comprising a barrel body (2) and a rotating basket, (4) wherein the barrel body is internally provided with a central (14) wherein the central axis is sleeved with an axle sleeve which may ascend or descend along the central axis, wherein the axle sleeve is provided with a bearing for bearing the weight of the rotating basket which can be arranged rotatablely on the axle sleeve, wherein an inner wall of the axle sleeve is provided with an upper guide groove (8) and a lower guide groove (11), wherein a ratchet clearance is provided between the upper guide groove and the lower guide groove, wherein the central axis is further provided with a guide groove pin (13) for fitting in with the ratchet clearance; wherein the axle sleeve is adapted to rotate on the central axis so that the guide groove pin (13) can be positionally switched between a vertical clearance of the upper guide groove (8) and a vertical clearance of the lower guide groove (11) or the ratchet clearance; wherein the mop bucket is adapted such that: when the guide groove pin (13) is disposed in the vertical clearance of the upper guide groove (8), the rotating basket can descend along with the axle sleeve to the lower part of the central axis; when the guide groove pin (13) is disposed in the vertical clearance of the lower guide groove, the rotating basket can shift along with the axle sleeve out of the upper part of the central axis; when the guide groove pin is disposed in the ratchet clearance, the rotating basket can ascend along with the axle sleeve to the upper part of the central axis.
The axis lift mop bucket according to claim 1, wherein the axle sleeve comprises an upper guide sleeve and a lower guide sleeve, wherein the upper guide sleeve is fixedly connected to the lower guide sleeve by means of a self-tapping screw, wherein the upper guide groove is disposed on an inner wall of the upper guide sleeve, and the lower guide groove is disposed on an inner wall of the lower guide sleeve.
The axis lift mop bucket according to claim 2, wherein the bearing comprises a bearing seat, a retainer and a glass bead, wherein a lower end of the upper guide sleeve is provided with a convex ring for fitting in with the retainer, the bearing seat and the retainer are disposed on the upper guide sleeve in series from up to down, and the glass bead is disposed in the retainer.
The axis lift mop bucket according to claim 2, wherein an upper end of the upper guide sleeve is further provided with an oblique guide tooth for fitting in with the guide groove pin.
The axis lift mop bucket according to claim 2, wherein the rotating basket is screwed with a basket cap which is provided with a snap ring for fitting in with a mop tray, and a snap spring clamped with the upper guide sleeve is sandwiched between the basket cap and the rotating basket.
The axis lift mop bucket according to claim 1, wherein the barrel body is further provided with a handle and a water fender which is further provided with a water outlet cover.