TW202135721A - Cleaning implement - Google Patents

Abstract

In a plan view, a cleaning head (12) and a base body (13) of a cleaning implement main body (11) have a planar shape including a pair of short edge parts (12a), (13a) where a cleaning sheet (30) is folded back, and a pair of long edge parts (12b), (13b) at both sides of the pair of short edge parts (12a), (13a). A latching portion (50) for latching an end portion of the cleaning sheet (30) that has been folded back at the short edge parts (12a), (13a) of the base body (13) consists of a sandwiching lid piece (54) disposed overlapping an end part, in the long-edge direction, of the cleaning head (12), a magnet (52) provided in an end portion of the cleaning head (12), and a magnetic body (53) provided in the sandwiching lid piece (54). The end portion of the cleaning sheet (30) is latched between the end part of the base body (13) and the sandwiching lid piece (54) by means of the magnetic force between the magnet (52) and the magnetic body (53).

Description

Cleaning tool

The present invention relates to a cleaning tool, in particular to a cleaning tool provided with a cleaning tool body and a handle portion and using a cleaning sheet installed on the cleaning tool body to wipe a cleaning object.

The cleaning tool uses a cleaning tool body equipped with a cleaning sheet that covers the cleaning surface and is made of non-woven cloth to remove dust or stains from the floor and other cleaning objects. This type of cleaning tool can be installed on the handle of the cleaning tool body by hand The cleaning object is wiped, and dust or stains are attached to the cleaning sheet, thereby easily cleaning (for example, refer to Patent Document 1 and Patent Document 2).

Regarding the cleaning tools of Patent Literature 1 and Patent Literature 2, the cleaning surface of the lower surface of the cleaning tool body formed of an elastic buffer material is made into a curved shape, so that dust or stains are easily collected from the peripheral portion of the cleaning surface. Or set a plurality of bumps or wavy protrusions on the cleaning surface, so that uneven cleaning objects can be easily cleaned, and the stains of the cleaning objects can be easily scraped. [Prior Technical Literature] [Patent Literature]

Patent Document 1: Japanese Patent Laid-Open No. 2013-34766 Patent Document 2: Japanese Patent Laid-Open No. 2013-176703

The present invention relates to a cleaning tool, comprising: a cleaning tool body including a cleaning head and a base body installed to cover one surface of the cleaning head; and a handle portion installed on the other side of the cleaning head opposite to the one side ; The cleaning tool covers the cleaning surface of the substrate and is equipped with a cleaning sheet, and the cleaning sheet is used to wipe the cleaning object. The cleaning head and the base of the cleaning tool body are provided with a planar shape having a pair of short side portions and a pair of long side portions on both sides of the pair of short side portions in a plan view. The cleaning sheet covering the cleaning surface formed by one surface of the base body is folded back at the short side portion of the base body, and the ends are respectively buckled in the end portions on both sides of the long side direction of the cleaning head. The buckling part is thereby installed on the main body of the cleaning tool. The buckling part is composed of the following elements: a pinch-in cover sheet, which is overlapped and arranged on the end portion of the other side of the cleaning head in the longitudinal direction, and can be opened; and a magnet is provided on the cleaning head The end portion in the longitudinal direction of the portion on the other surface side or any one of the above-mentioned pinch-in cover pieces; and a magnetic body which is provided on the other of the above-mentioned end portion or the pinch-in type cover piece, and can It is magnetically bonded to the magnet. Using the magnetic force of the magnet and the magnetic body, the end of the cleaning sheet that is folded back at the short side of the base is sandwiched between the end of the base in the longitudinal direction and the nip type cover sheet. Fasten at the loading and unloading place.

In the cleaning tools of Patent Literature 1 and Patent Literature 2, the cleaning tool body has a horizontally long rectangular planar shape in a plan view. The short side direction of the rectangular planar shape can be used as the main cleaning direction, and the long side direction The sweeping surface with a wider horizontal width can efficiently perform cleaning operations. In addition, the sweeping sheet covering the sweeping surface of the sweeper body is folded back along the long side of the sweeper body and snapped into place by inserting it. The main body of the cleaning tool is a slit-shaped fastening part provided on the surface opposite to the cleaning surface, and is detachably installed on the main body of the cleaning tool.

On the other hand, in the cleaning tools of Patent Document 1 and Patent Document 2, although the short side direction of the rectangular planar shape can be used as the main cleaning direction, the cleaning surface with the wide width in the long side direction can be used to efficiently oppose each other. Cleaning the floor of a large area such as the floor of a room is not suitable for cleaning objects such as the floor of a narrow area where the installation is located, such as a toilet with a toilet. Therefore, the industry expects to develop a new cleaning tool that is suitable for cleaning objects such as the ground in a narrow area or the ground or the installation in the area where the installation is located, and it is expected that the cleaning sheet can be more easily targeted Loading and unloading of newly developed cleaning tools.

The present invention relates to a cleaning tool, which can more easily cover the cleaning surface and detachably install the cleaning sheet on the cleaning tool body, and can efficiently perform on the ground in a narrow area or the ground in the area where the installation is located. Set up objects and other cleaning objects to perform cleaning operations.

The cleaning tool 10 of a preferred embodiment of the present invention shown in FIG. 1 covers the cleaning surface 14 of the base 13 of the cleaning tool body 11 and is detachably installed with a disposable cleaning sheet 30 (refer to FIG. 6(a)) ), and used for the following tasks: for example, the floor or the area where the installation is located in a small area, preferably the floor, wall, door, ceiling, etc. of the bathroom, toilet, kitchen, and entrance as the cleaning object, or the washing machine The bottom or the gap with the wall, the top surface of the refrigerator, etc. are the objects to be cleaned. Clean the floor or installations (refer to Figure 6(b)). For example, the area of the bathroom is usually less than one tatami, and the toilet 60 and other installations become obstacles, so it is difficult to move the cleaning tool 10 freely as in the case of cleaning the floor of the living room, and further, it is difficult for the operator to get around to the toilet. Work is done on the side after 60. Therefore, it is necessary to perform operations while extending the cleaning tool body 11 into a space with a small area or the space behind the toilet 60. The cleaning tool 10 of the present embodiment has the following function: it can efficiently perform such tasks as cleaning objects such as the ground or the installation in the narrow area of the ground or the area where the installation is located by flexible and stable operation ; And can more easily cover the cleaning surface 14 and detachably install the cleaning sheet 30 to the cleaning tool body 11.

In addition, the cleaning tool 10 of the present embodiment includes: a cleaning tool body 11 including a cleaning head 12, a base 13 that is attached to cover one surface of the cleaning head 12, that is, a lower surface; and a handle portion 20 that is attached to The other side of the cleaning head 12 is the upper surface, which is the opposite side; the cleaning tool 10 covers the cleaning surface 14 constituted by one surface of the base 13 that is the lower surface, and a cleaning sheet 30 is installed (refer to FIG. 6(a)), and It is suitable for wiping the floor of a bathroom as a cleaning object by the cleaning sheet 30, and has a smaller shape than the previous cleaning tool suitable for cleaning the floor of a living room. 2 and 3, the cleaning head 12 and the base 13 of the cleaning tool body 11 are provided with a pair of short side portions 12a, 13a, and both sides of the pair of short side portions 12a, 13a in a plan view. The planar shape of a pair of long side portions 12b, 13b. As shown in Figure 6(a), the cleaning sheet 30 covering the cleaning surface 14 formed by the lower surface of the base 13 is folded back at the short side portions 12a, 13a of the base 13, and the ends are respectively buckled with the cleaning head A pair of buckling parts 50 are provided in the end portions on both sides of the longitudinal direction of 12, and they are installed on the cleaning tool body 11. As shown in Figures 2 and 8(a), (b), the fastening portion 50 is composed of the following elements: a pinch-in cover sheet 54 which is overlapped and arranged on the other side of the cleaning head 12, that is, on the upper surface side. The end portion in the longitudinal direction of the cleaning head 12, and can be opened; the magnet 52, which is provided on the other side of the cleaning head 12, that is, the end portion in the longitudinal direction of the upper surface side of the cleaning head 12 or any one of the pinch-in cover 54 ( In this embodiment, the end portion in the longitudinal direction of the upper surface side of the cleaning head 12); and the magnetic body 53, which is provided at the other of the end portion or the nip type cover 54 (this embodiment The middle is a pinch-in cover 54), and it can be magnetically attached to the magnet 52. Using the magnetic force of the magnet 52 and the magnetic body 53, the end of the cleaning sheet 30 folded back at the short side 13a of the base 13 is sandwiched between the end of the long side of the base 13 and the pinching cover 54, and It can be detachably fastened (refer to Figure 6(a)).

In addition, in this embodiment, it is preferable that the nip-type cover 54 rotates around a rotating shaft 54a (refer to FIG. 8(b)) arranged in the short-side direction away from the short-side portion of the cleaning head 12, so that it can be opened. The ground overlaps and is arranged at the end part of the other surface of the cleaning head 12, that is, the part on the upper surface side in the longitudinal direction.

Furthermore, in the present embodiment, the magnet 52 and the magnetic body 53 are mounted on the top surface of the cleaning head 12, which is the other surface of the cleaning head 12, or the bottom surface of the nip-type cover 54. The back side of these boards.

Here, in this specification, the direction along the short side portion 12a of the cleaning head 12 is referred to as the short side direction or the left-right direction (X direction), and the direction along the long side portion 12b is referred to as the long side direction or the front-rear direction. (Y direction), this will explain (refer to Fig. 2).

In this embodiment, as shown in FIGS. 1 to 3, the cleaning head 12 constituting the cleaning tool body 11 of the cleaning tool 10 is a plastic plate-shaped member, and the plate-shaped member has a substantially rectangular planar shape, for example, the size is The maximum length in the short side direction (X direction) is about 50 to 90 mm (75 mm in this embodiment), and the maximum length in the long side direction (Y direction) is about 120 to 160 mm (140 mm in this embodiment) ), and is composed of, for example, ABS resin (Acrylonitrile Butadiene Styrene, acrylonitrile-butadiene-styrene) or the like. As a result, the cleaning head 12 has a compact shape compared to the previous cleaning tool which is mainly used for cleaning the floor of the living room and the like. One of the pair of long side portions 12b of the cleaning head 12 includes, for example, a constricted portion 12c having a radius of curvature of about 200 to 300 mm and curved concavely toward the center side to which the handle portion 20 is connected. In addition, the peripheral edge of the cleaning head 12 protrudes to the lower surface side with a height of, for example, about 3 to 10 mm, and an annular peripheral wall rib 16 is continuously formed in the circumferential direction. The outer peripheral surface of the corner portion of the annular peripheral wall rib 16 in the short side portion 12a is formed in an arc shape. Thereby, it is possible to effectively avoid damage when the installed cleaning sheet 30 is easily folded back at the short side portion 12a.

In addition, as shown in FIG. 4, on the lower surface side of the cleaning head 12, a reinforcing rib 17 is protrudingly provided across a considerable area of the central portion and not exceeding the height of the lower end of the annular peripheral wall rib 16. The rib 17 forms a three-dimensional pattern of a specific shape in the central part of the area surrounded by the annular peripheral wall rib 16 to increase the rigidity to cope with the pressing force applied from the handle part 20 attached to the central part on the upper surface side. The short side portions 12a on both sides of the long side direction (Y direction) of the area surrounded by the ring-shaped peripheral wall rib 16 are protrudingly provided with engaging ribs 18a at a height not exceeding the lower end of the ring-shaped peripheral wall rib 16. The rib 18a is arranged close to the annular peripheral wall rib 16 and extends in the short-side direction (X direction). The short side portion 13a of the base body 13 can be joined to the short side portion 12a of the cleaning head 12 through the joining ribs 18a.

Furthermore, a circular convex portion 18b is arranged on the lower surface side of the cleaning head 12, and the circular convex portion 18b is adjacent to the central portion side of each engaging rib 18a where the reinforcing rib 17 is provided. The following circular insertion recess 51 (refer to FIG. 8(a)) is formed on the side. On the lower surface side of the circular convex portion 18b, a locking rib 18c is provided so as not to exceed the height of the lower end of the annular peripheral wall rib 16 to be locked by the magnet 52 constituting the following engaging portion 50, and the The locking rib 18c and the circular convex portion 16b are concentric and arranged in a disconnected state. In addition, the connecting opening 18d of a horizontally long rectangular shape extends in the short-side direction (X direction) to form an opening, and the connecting opening 18d is adjacent to the central portion side of each circular convex portion 18b where the reinforcing rib 17 is provided. , And used for rotatably pinning the clamped cover 54 constituting the buckling portion 50 described below, and protruding shaft supports are provided at both ends of the short side direction (X direction) of the connecting opening 18d. Rib 18e. On both sides of the short-side direction (X direction) across the circular convex portion 16c, auxiliary reinforcing ribs 18f in a circular arc shape are protrudingly provided.

As shown in FIG. 2, on the upper surface side of the cleaning head 12, a head-side yoke 19, which is preferably bifurcated, is provided in such a way that the central part is raised. The head-side yoke 19 forms the cleaning tool body at the central part. 11 of the joint part 40 of the handle part 20. In addition, on both sides of the longitudinal direction (Y direction) of the head-side yoke 19, pinch-in cover pieces 54 are respectively attached so as to be openable. These pinch-in cover pieces 54 and the cleaning head 12 The ends in the longitudinal direction (Y direction) on the surface partially overlap, and constitute the following engaging portion 50.

As shown in Figures 1 to 3, the base 13 of the cleaning tool body 11 that forms the cleaning tool 10 together with the cleaning head 12 is a deformable thin plate-shaped member having a substantially rectangular plane that is one circle larger than the cleaning head 12 The shape, for example, the maximum length in the short side direction (X direction) is about 60 to 100 mm (82 mm in this embodiment), and the maximum length in the long side direction (Y direction) is about 130 to 170 mm (this embodiment) In the method, it is 152 mm), and preferably has a thickness of about 0.5 to 3.0 mm, and for example, the elasticity of the hardness is about 90 (the value measured by the type A durometer (Shore A) specified by JIS K 6253) Body and other components. Thereby, when the base 13 is integrally joined to the cleaning head 12, the peripheral portion serves as a flexibly deformable annular protrusion piece 15 preferably protruding with a protrusion width of 2-20 mm, in a state continuous in the circumferential direction , Which protrudes more outward than the periphery of the cleaning head 12. Regarding the base 13, an edge constriction 13e (refer to FIG. 5) can be provided at the edge of the annular protruding piece 15 protruding from the long side portion 12b of the cleaning head 12 to the outside. The edge constriction 13e is preferably a larger The constricted portion 12c of the long side portion 12b of the cleaning head 12 has a larger radius of curvature, for example, a radius of curvature of about 300 to 500 mm, which is curved in a concave shape.

In addition, the base 13 is formed into a thin plate whose cross-section along the longitudinal direction, that is, the longitudinal direction (Y direction), is preferably curved with a radius of curvature of about 300 to 600 mm (see FIG. 3). Thereby, when the base 13 is integrally joined to the cleaning head 12, it can be installed in a state protruding from the bottom surface of the cleaning head 12 in a curved shape, and the pressing force transmitted to the cleaning head 12 via the handle portion 20 during wiping can be used. , To make it elastically deformed by squashing it into a flat shape. The base 13 preferably maintains a curved shape before being joined to the cleaning head 12.

Furthermore, in this embodiment, as shown in FIGS. 2 and 3, the short side portions 13a on the other side of the base 13 that are on both sides of the upper surface side are formed to protrude from the lower surface side of the cleaning head 12. The corresponding positions of the engaging ribs 18a are respectively provided with base-side engaging ribs 13c in a state of extending in the short-side direction (X direction) and standing upright. In addition, in the long side portions 13b on both sides of the upper surface side of the base 13, in the position corresponding to the ring-shaped peripheral wall rib 16 of the long side portion 12b of the cleaning head 12 with the constricted portion 12c, one A pair of plate-shaped ribs 13d are provided in an upright state in such a manner that the two ends of the base-side engaging rib 13c are connected to each other, and the base-side engaging rib 13c forms an annular continuous rib together.

For example, through an adhesive, one pair of base-side engaging ribs 13c on both sides of the short side portion 13a is joined to the lower surface side of the short side portion 12a on both sides of the cleaning head 12 from the outside, and a pair of engaging ribs 18a are provided by This enables the base 13 to be integrally joined to the cleaning head 12. The base-side joining rib 13c may also be joined to the joining rib 18a by other joining methods such as inserting, clamping, ultrasonic sealing, and the like. By respectively joining a pair of base-side engaging ribs 13c to a pair of engaging ribs 18a of the short side portions 12a on both sides of the cleaning head 12, a pair of plate-like ribs 13d of the long side portions 13b on both sides of the base 13 can be made The inner surface of the annular peripheral wall rib 16 of the long side portion 12b of the cleaning head 12 can be slidably arranged up and down. Since a pair of plate-shaped ribs 13d is slidable along the inner surface of the long side portion of the annular peripheral wall rib 16 of the cleaning head 12 is provided in the base body, the long side portion of the annular peripheral wall rib 16 of the cleaning head 12 can be The gap with the long side portion of the base body 13 that is curved in the long side direction (Y direction) is closed, thereby effectively preventing dust or debris from entering the inside of the cleaning head 12.

Furthermore, by this, by the pressing force transmitted to the cleaning head 12 via the handle portion 20 during wiping, the pair of plate-shaped ribs 13d slide along the annular peripheral wall ribs 16 of the long side portion 12b of the cleaning head 12 while sliding The base 13 is elastically deformed, so that the base 13 protrudes from the lower surface of the cleaning head 12 in a curved shape and squashes into a flat shape.

Furthermore, in this embodiment, as shown in FIG. 5, on one surface of the base 13, that is, the lower surface of the cleaning surface 14, it is preferable to provide a plurality of planar ribs 14a in a dispersed and protruding state as a whole. The planar rib 14a is a three-dimensional rib whose tip is preferably a flat surface. The planar rib 14a preferably protrudes from the lower surface of the base body 13 with a height of 0.5-5 mm, and more preferably protrudes with a height of 1-3 mm. Since a plurality of planar ribs 14a are dispersedly arranged on the entire lower surface of the base 13, for example, when the cleaning tool body 11 and the cleaning sheet 30 are sandwiched between the floor to be cleaned and the cleaning surface 14, that is, under the base 13. In the state between the surfaces, when sliding along the ground, the cleaning sheet 30 can be pressed to the ground by the multiple surfaces formed by the finely dispersed planar ribs 14a, thereby effectively preventing the cleaning sheet 30 from sliding. When there is a misalignment with respect to the cleaning surface 14, especially when the cleaning sheet 30 is a water-decomposable sheet, the cleaning sheet 30 can be effectively prevented from being easily broken and perforated.

Moreover, it is preferable that the planar rib 14a has a planar shape with a triangular shape in a plan view. In this embodiment, the planar rib 14a has a planar shape of a regular triangle. By having a triangular planar shape, not only the long side direction (Y direction) but also the short side direction (X direction) of the cleaning tool body 11 is moved to wipe the cleaning object, and the cleaning sheet 30 can not slide during cleaning. On the other hand, a misalignment occurs with respect to the cleaning surface 14. The planar ribs 14a with a regular triangular shape are preferably arranged radially, so that the bottom portions of the planar ribs 14a at 6 locations are respectively arranged on the six sides of the imaginary hexagon part. Thereby, even if the cleaning tool body 11 is combined with the movement in the long side direction (Y direction) and the short side direction (X direction), the displacement of the cleaning sheet 30 with respect to the cleaning surface 14 can be effectively prevented, thereby It can be cleaned surely.

In this embodiment, as shown in FIG. 1, the handle portion 20 of the cleaning device 10 together with the cleaning device body 11 includes an elongated rod-shaped handle body 21 and a grip portion 22 integrally connected and fixed to the upper portion of the handle body 21 .

The handle body 21 is assembled in the following manner: for example, a pipe member 21a made of aluminum alloy or ABS resin is connected in the axial direction via a well-known connecting portion 23 used as needed, so that the grip portion 22 is included in the The entire handle portion 20 inside becomes a length of about 50 cm to 70 cm suitable for cleaning small spaces such as toilets. The lower end of the handle body 21 (handle portion 20) is preferably integrally provided with a bifurcated handle-side yoke portion 24 composed of a pair of yoke pieces 24a. At the upper end of the handle body 21, the gripping portion 22 is detachably attached via a well-known connecting portion 23a whose structure is substantially the same as that of the connecting portion 23 of the pipe member 21a. The handle part 20 is rotatably attached to the center part of the upper surface side of the cleaning head 12 by the joint part 40 connected by the rotation connection member 41 mentioned later.

The grip 22 is a molded product made of, for example, ABS resin, and has a substantially cylindrical shape with a thickness and an outer shape that can be easily grasped by hand. An end cap 25 is mounted on the upper end of the grip 22. The end cap 25 is a transparent or translucent elastic member, preferably made of rubber with a hardness of 40 to 80 (as specified in JIS K 6253 by the A-type durometer (Value measured by Shaw A)) It is made of ethylene-vinyl acetate (EVA) resin, which is a relatively soft elastic material, so as to improve the stability of the handle portion 20 when it is leaned against a wall. In addition, the operability of the cleaning tool 10 for cleaning by holding the grip 22 can be improved.

As described above, the joint portion 40 that rotatably connects the cleaning head 12 and the handle portion 20 is provided by the head-side yoke portion 19 protruding from the other surface of the cleaning head 12, that is, the upper surface, and the front end portion of the handle portion 20. The handle-side yoke portion 24 is connected via a rotation connecting member 41, and the handle portion 20 can be connected so as to be rotatable in the front-rear direction Y and the left-right direction X with respect to the cleaning head 12 (refer to Figs. 7(a), (b) ). The rotation connecting member 41 is provided with a first rotating shaft portion 41a in which a central axis C1 (see FIG. 8) is arranged in the short-side direction (X direction), and a central axis C2 ( Referring to the second rotating shaft portion 41b of Fig. 8), the central axis C1 is orthogonal to the central axis C2. Regarding the joint portion 40, the sliding resistance when rotating around the second rotating shaft portion 41b is greater than the sliding resistance when rotating around the first rotating shaft portion 41a.

Furthermore, in this embodiment, as shown in FIGS. 2, 7(a) to (c), and FIG. 8, the head-side yoke 19 is preferably a bifurcated yoke composed of a pair of yoke protrusions 19a. The shank side yoke 24 is preferably a bifurcated yoke composed of a pair of yoke pieces 24a. Since the head side yoke 19 is a bifurcated yoke composed of a pair of yoke protrusions 19a, and the shank side yoke 24 is a bifurcated yoke composed of a pair of yoke pieces 24a, it can be individually The sliding friction when the handle portion 20 is tilted in the short-side direction (X direction) or the long-side direction (Y direction) is controlled, and the positions of the rotating shaft cores 41a and 41b can be shifted. Furthermore, in this embodiment, the height h1 from the lower surface of the cleaning head 12 to the central axis C1 of the first rotating shaft portion 41a on the side close to the lower surface of the rotating connection member 41 (see FIG. 7(b)) It is preferably 10-20 mm, and more preferably 14-18 mm (16 mm in this embodiment).

In the present embodiment, the head-side yoke 19 has a shape in which the central part of a raised part swelled in a mound-like shape from the central part of the upper surface of the cleaning head 12 is cut with a notch width of, for example, 10-30 mm. . Thereby, the head-side yoke 19 is provided with a pair of symmetrical yoke protrusions 19a with a pair of symmetrical shape yoke protrusions 19a having a steep rise surface 19b substantially perpendicular to the lower surface of the cleaning head 12 as an opposing surface. As shown in FIG. 8, an engagement hole 19c for engaging the first rotation axis portion 41a of the rotation connection member 41 is formed in the opening of the cliff face 19b of each yoke protrusion 19a. Between the engagement hole 19c and the front end edge of the cliff face 19b, a guide tapered surface 19d is formed obliquely cut, and the guide tapered surface 19d is used to force the rotation connecting member 41 to press the first rotation axis portion The operation of engaging 41a with the engaging hole 19c becomes easier.

Moreover, in this embodiment, the sliding friction surface part 19e provided with the arc-shaped concave curved surface is provided in the bottom surface part of the space|interval part between a pair of yoke protrusion part 19a arrange|positioned at intervals. When the rotation connection member 41 is fitted between the pair of yoke protrusions 19a, the cylindrical first rotation axis portion 41a of the rotation connection member 41 is in close contact with the sliding friction surface 19e, so it rotates The central axis C1 of the connecting member 41 rotates with the center axis C1 as the center, and frictional force generates sliding resistance. The sliding resistance between the sliding friction surface portion 19e and the first rotating shaft portion 41a can be easily adjusted, for example, by providing a specific width or number of ribs 19f on the sliding friction surface portion 19e, and adjusting the contact area and gap. .

In this embodiment, regarding the handle-side yoke portion 24, a through groove 24b having a considerable width is formed in the axial direction from the front end of the handle portion 20 toward the grip portion 22 side due to the lower end portion of the handle portion 20, thereby utilizing a pair of straps. The plate-shaped yoke piece 24a is formed in a bifurcated shape. The pair of yoke pieces 24a are formed in such a manner that the front end edge portion is formed in an arc shape, and the outer peripheral surface becomes a gently curved convex surface, and is arranged on both sides with the through groove 24b interposed therebetween.

In addition, in the present embodiment, a pair of yoke pieces 24a are respectively formed with insertion fixing holes 24c that traverse the through grooves 24b and are used for attaching the rotating pin member 25. A head mounting recess 24d into which the head 25b of the rotating pin member 25 is fitted is formed on the outer surface side of one yoke piece 24a.

The rotating pin member 25 is provided with a cylindrical pin body 25a that traverses the through groove 24b and whose ends are respectively fixed to the insertion fixing holes 24c of a pair of yoke pieces 24a; and a head 25b which is integrally provided on the pin body One end of 25a. In addition, a pin side sliding sleeve 25c is integrally attached to the pin main body 25a to increase the frictional force with the circular shaft opening 41e of the second rotating shaft portion 41b of the rotation connecting member 41. Regarding the rotation pin member 25a, the second rotation axis portion 41b of the rotation connection member 41 is inserted into the through groove 24b between the pair of yoke pieces 24a so that the center of the circular shaft opening 41e is inserted into the yoke piece 24a. When the center of the through-fixing hole 24c is aligned, the pin body 25a of the rotating pin member 25 is inserted and fixed at both ends, whereby the lower end of the handle portion 20 can be rotatably connected to the rotating connecting member 41.

In this embodiment, the rotation connecting member 41 provided between the head-side yoke portion 19 and the shank-side yoke portion 24 is, for example, a molded product made of plastic, as shown in FIGS. 7(a) to (c) and 8 As shown, it is provided with a first rotating shaft portion 41a and a second rotating shaft portion 41b whose central axes C1 and C2 are three-dimensionally intersecting and orthogonal. The first rotation axis portion 41a of the rotation connection member 41 has a cylindrical shape, and engagement protrusions 41c are provided so as to protrude from the end surfaces on both sides. The engagement protrusion 41c has a cylindrical shape arranged concentrically with the first rotation axis portion 41a, and its center axis is the center axis C1 of the first rotation axis portion 41a.

When the first rotational axis portion 41a of the rotation connecting member 41 is strongly pressed to the space between one of the pair of yoke protrusions 19a of the head side yoke portion 19 and installed, the engaging protrusion 41c is rotatably engaged with An engagement hole 19c formed in each of a pair of yoke protrusions 19a is formed in a cliff face 19b. Thereby, the outer peripheral surface of the first rotational axis portion 41a is in close contact with the sliding friction surface portion 19e provided on the bottom surface portion between the pair of yoke protrusion portions 19a. In addition, in the lower half of each engaging protrusion 41c on the side opposite to the side where the second rotating shaft portion 41b protrudes, there is provided a sliding tapered surface 41d formed by obliquely cutting. While overlapping the sliding tapered surfaces 41d with the guide tapered surface 19d formed in the steep elevation surface 19b of the yoke protrusion 19a, for example, the rotation connecting member 41 installed at the lower end of the handle portion 20 is pressed to the head side yoke portion 19 The space between the pair of yoke protrusions 19a allows the operation of strongly pressing the rotation connection member 41 to engage the first rotation axis portion 41a with the engagement hole 19c more smoothly.

The second rotation axis portion 41b of the rotation connection member 41 is, for example, a thick plate-shaped portion protruding outward from the outer peripheral surface of the first rotation axis portion 41a and having a semi-elliptical front shape. A circular shaft opening 41e is formed in the center of the second rotating shaft portion 19b, and the circular shaft opening 41e is used to align with the insertion fixing hole 24c of the yoke piece 24a formed in the shank side yoke portion 24 for supplying The pin body 25a of the rotating pin member 25 is inserted through. The opening side sliding sleeve 41f is attached to cover the inner peripheral surface of the circular shaft opening 41e. The opening-side sliding sleeve 41f is in close contact with the outer peripheral surface of the pin-side sliding sleeve 25c attached to the pin body 25a of the rotating pin member 25 to be inserted, so that the frictional force with the rotating pin member 25 can be improved. The central axis of the circular shaft opening 41e and the rotating pin member 25 inserted in the circular shaft opening 41e is the central axis C2 of the second rotating shaft portion 19b.

In this embodiment, for example, the rotation coupling member 41 is rotatably attached to the shank side via the rotation pin member 25 in a state where the second rotation axis portion 41b is inserted into the through groove 24b between the pair of yoke pieces 24a. Yoke 24. Subsequently, by overlapping the sliding tapered surface 41d of the engaging protrusion 41c of the first rotating shaft portion 41a with the guiding tapered surface 19d of the steep elevation surface 19b of the yoke protrusion 19a on one side, the other side will be mounted on the lower end of the handle portion 20 The rotation connecting member 41 of the shank side yoke portion 24 is strongly pressed into the space between the pair of yoke protrusions 19a of the head side yoke portion 19, so that the engaging protrusion 41c is rotatably engaged with the engaging hole 19c, thereby The joint part 40 is formed. Thereby, in a state where the outer peripheral surface of the first rotating shaft portion 41a of the rotating connection member 41 is in close contact with the sliding friction surface portion 19e provided on the bottom surface portion between the pair of yoke protrusions 19a of the cleaning head 12, The lower end of the handle portion 20 is rotatably connected to the central portion of the upper surface of the cleaning head 12. Furthermore, by this, the handle portion 20 can be rotated and tilted in the left-right direction (X direction) or the front-rear direction (Y direction) from the state in which the cleaning head 12 of the cleaning tool body 11 is erected perpendicularly, and the handle portion 20 can be tilted. It is also possible to freely rotate in the circumferential direction with the rotation connecting member 41 as the center of rotation.

In addition, in the present embodiment, regarding the joint portion 40 of the cleaning head 12 and the handle portion 20 formed in this way, the sliding resistance when rotating around the second rotating shaft portion 41b is greater than that of the first rotating shaft portion 41a. As the sliding resistance during the center rotation, the sliding resistance when the first rotation axis 41a is the center is determined by the outer peripheral surface of the first rotation axis 41a and the yoke protrusion 19a of the cleaning head 12 The sliding friction surface part 19e between the bottom part is caused by the close contact. The sliding resistance when the second rotating shaft portion 41b is the center is caused by covering the circular shaft opening of the second rotating shaft portion 41b The opening side sliding sleeve 41f on the inner peripheral surface of 41e and the pin side sliding sleeve 25c attached to the pin body 25a of the rotating pin member 25 are brought into close contact. Thereby, the resistance to the inertial force that intends to rotate in the left-right direction (short-side direction) X with the second rotating shaft portion 41b as the center is increased, and the cleaning tool body 11 is prevented from shaking or shaking in the left-right direction X during operation. Tilt down, which can improve the stability of operation. From this viewpoint, the sliding resistance when rotating with the second rotating shaft portion 41b as the center is preferably 1.2 times or more of the sliding resistance when rotating with the first rotating shaft portion 41a as the center, and more preferably 1.5 times or more, and more preferably 10 times or less.

Here, regarding the sliding resistance when rotating in the left-right direction (short-side direction) X with the second rotating shaft portion 41b as the center, the distance between the handle portion 20 and the center of the second rotating shaft portion 41b The position 50 mm above the axis C2 is pushed from the state where the handle portion 20 is perpendicular to the cleaning head 12 upright to the peak load measured by the push-pull force gauge when it is inclined at about 45°. The sliding resistance when rotating in the left-right direction (short-side direction) X with the second rotating shaft portion 41b as the center is preferably 0.8 to 2.0 N. Regarding the sliding resistance when rotating in the front-rear direction (longitudinal direction) Y with the first rotating shaft portion 41a as the center, the distance in the handle portion 20 is above the central axis C1 of the first rotating shaft portion 41a The 50 mm position is pushed from the state where the handle portion 20 is perpendicular to the cleaning head 12 upright to the peak load measured by the tension meter when it is inclined at about 45°. The sliding resistance when rotating with the first rotating shaft portion 41a as the center is preferably 0.2 to 1.2 N.

Regarding the sliding resistance when rotating with the second rotating shaft portion 41b as the center and the sliding resistance when rotating with the first rotating shaft portion 41a as the center, for example, the sliding sleeve 41f and the pin on the opening side The material and thickness (including the diameter) of the side sliding sleeve 25c can be adjusted, or the material and the contact area of the outer peripheral surface of the first rotating shaft portion 41a and the sliding friction surface portion 19e can be adjusted for easy setting.

In this embodiment, the cleaning tool 10 covers the cleaning surface 14 constituted by the bottom surface of the base 13 of the cleaning tool body 11, and the disposable cleaning sheet 30 is detachably installed and used for cleaning operations. As shown in FIG. 6, the cleaning sheet 30 is preferably installed on the cleaning head 12 by folding back the short side portions 12a, 13a of the cleaning head 12 and the base 13, and buckling the ends to the cleaning head 12 through the fastening portion 50. With body 11. The cleaning sheet 30 is folded back at the short side portions 12a, 13a of the base body 13 and the ends are fastened to the cleaning head 12, so that dust or stains can be better removed from the short side portions 12a, 13a when cleaning small areas. Collect to cleaning sheet 30.

For the cleaning sheet 30, for example, various known cleaning sheets such as olefin-based ultrafine fiber non-woven fabrics can be used as a sheet suitable for covering the cleaning surface 14 constituted by the bottom surface of the base 13 of the cleaning tool body 11 and attaching dust, dirt, etc. material. In addition, when used for operations such as cleaning the floor of a bathroom, the cleaning sheet 30 is preferably a water-decomposable sheet with water-degradability, and such a water-degradable sheet can be used directly in the flush toilet after wiping the floor, etc. Rushed away.

In this embodiment, as shown in Figs. 2, 6(a) and 8(a), (b), the cleaning sheet 30 is fastened to the cleaning head 12 and attached to the fastening part 50 of the cleaning tool body 11 It is composed of the following elements: a pinch-in cover 54 which can be overlapped and arranged on the other side of the cleaning head 12, that is, on the upper surface side, which is preferably the lower end in the longitudinal direction (Y direction); and a magnet; 52, which is provided at the end portion in the longitudinal direction of the cleaning head 12 or any one of the nip type cover sheet 54 (in this embodiment, the end portion in the longitudinal direction of the cleaning head 12); and a magnetic body 53, which is disposed at the other of the above-mentioned end portion or the pinch-in cover 54 (in this embodiment, the pinch-in cover 54), and can be magnetically bonded to the magnet 52. By sandwiching between the upper surface of the lower end portion of the cleaning head 12, which is preferably the lower end, and the lower surface of the nip cover 54 in the long side direction of the cleaning head 12, the short sides of the cleaning head 12 and the base 13 The ends of the cleaning sheet 30 folded back at the portions 12a and 13a are buckled, so that the cleaning sheet 30 can be easily detachably installed on the cleaning tool body 11 (see FIG. 6(a)). In addition, the magnetic force of the magnet 52 and the magnetic body 53 can be clamped between the upper surface of the end portion of the cleaning head 12 and the lower surface of the pinch-type cover sheet 54 more reliably to perform the buckling, and it can be more smoothly engaged. The opening and closing operation of the cover 54 is performed accordingly.

In addition, in the present embodiment, the nip type cover piece 54 is supported by, for example, both ends of the shaft support ribs 18e provided on both sides via the connecting opening 18d (refer to FIGS. 3 and 4) formed in the cleaning head 12, and Preferably, the flange-shaped rotating base 54b (refer to Figure 8 (a), (b)) formed by inserting the connecting opening 18d is pin-connected to the fixed rotating base which extends in the short-side direction (X direction) The shaft 54a (refer to FIG. 8(b)) is thereby rotatably attached to the cleaning head 12. That is, the nip-type cover piece 54 can rotate about the rotation shaft 54a which is separated from the short side part 12a of the cleaning head 12, and is arrange|positioned in the short side direction. In addition, by this, the nip-type cover 54 is openably overlapped and arranged at the end portion in the longitudinal direction (Y direction) of the portion on the upper surface side of the cleaning head 12.

Furthermore, in this embodiment, as shown in FIG. 8(b), the magnet 52 constituting the engaging portion 50 is locked by the locking rib 18c disposed in a state of being disconnected concentrically from the circular convex portion 18b. It is attached to the circular insertion recess 51 (refer to Figure 8(a)) formed on the upper surface of the cleaning head 12. The part on the lower surface (rear) side that protrudes downward as a circular convex portion 18b (refer to Figure 4) Below the surface. In addition, by this, the magnet 52 is attached to the back side of the plate while being covered by the plate forming the part of the insertion recess 51 on the upper surface of the cleaning head 12.

As shown in FIG. 8(b), the magnetic body 53 constituting the engaging portion 50 is accommodated in the insertion recess 51 (refer to FIG. 8(a)) formed on the upper surface side of the cleaning head 12 and placed in the pinch. The inner area of the circular insertion convex portion 54c on the lower surface side of the insert cover piece 54 is installed in a state covered by a cover 54d that is locked to the insertion convex portion 54c from the outside. In addition, by this, the magnetic body 53 is attached to the back side of the plate while being covered by the plate forming the part of the cover 54d on the lower surface of the pinched cover 54.

Here, the magnetic system can be a substance with magnetism, which means one that is adsorbed on a magnet. The magnetic body preferably includes metals such as iron, nickel, and cobalt, which are ferromagnetic bodies that are strongly magnetized in the same direction when approaching the magnet, and may also be the magnet itself.

In this embodiment, the cleaning sheet 30 preferably has a rectangular shape. The rectangular shape has a width that is wider than the length in the short side direction (X direction) of the base 13 constituting the cleaning tool body 11, and has a longer side direction. (Y direction) The length is wider and the vertical width. The cleaning sheet 30 is arranged with the longitudinal width direction along the longitudinal direction (Y direction) of the base 13 on the lower surface side of the base 13, and the nip cover 54 is opened as shown in FIG. 8(a) Next, it is preferable that the end of the cleaning sheet 30 extending from the short side portion 13a of the base 13 to the outside in the longitudinal direction (Y direction) is at the ends of the cleaning head 12 and the short side portions 12a, 13a of the base 13 Fold back. In addition, after laying the ends of the cleaning sheet 30 folded back at the short side portions 12a, 13a on the lower end portion of the upper surface of the cleaning head 12, as shown in FIG. 8(b), the open state is clamped The in-type cover sheet 54 overlaps with the lower end of the upper surface of the cleaning head 12 on which the end of the cleaning sheet 30 is applied, thereby making it into a closed state. Therefore, it is preferable that the upper surface of the sandwiched cover 54 is arranged on the same plane as the upper surface of the central part of the base body 13, and the magnetic force of the magnet 52 and the magnetic body 53 can be used to easily clean the end of the cleaning sheet 30. The portion is sandwiched between the lower upper surface of the end portion of the cleaning head 12 and the lower surface of the nipable cover sheet 54 and can hold the end of the cleaning sheet 30 firmly.

That is, according to the present embodiment, the ends of the cleaning sheet 30 arranged to cover the cleaning surface 14 formed by the lower surface of the base 13 are folded back at the short side portions 12a, 13a of the cleaning head 12 and the base 13. And using the magnetic force of the magnet 52 and the magnetic body 53 to clamp them between the upper surface of the end portions on both sides of the cleaning head 12 and the lower surface of the sandwiched cover 54 on both sides, by this simple With this operation, the cleaning sheet 30 can be detachably mounted on the cleaning tool body 11 easily and in a stable state. Especially when the cleaning sheet 30 is a water-decomposable sheet, the magnet 52 can be used in a state where a large area is sandwiched between the upper surface of the end portion of the cleaning head 12 and the lower surface of the nip cover 54 The magnetic force of the magnetic body 53 buckles the cleaning sheet 30 to prevent the end of the cleaning sheet 30 from being damaged.

Furthermore, in this embodiment, a circular insertion recess 51 in which a magnet 52 is arranged on the back side is formed on the lower end portion of the upper surface of the base 13, and is inserted into the lower surface of the pinching type cover 54 The portion corresponding to the recessed portion 51 is formed with a circular insertion convex portion 54c in which a magnetic body 53 is arranged on the back side of the locked cover 54d. Thereby, when the pinch-in cover 54 is closed and the end of the cleaning sheet 30 is sandwiched between the pinch-in cover 54 and the lower end portion of the upper surface of the cleaning head 12, the end of the cleaning sheet 30 The insertion concave portion 51 and the portion where the insertion convex portion 54c of the cover 54d is locked is sandwiched between the bottom surface of the insertion concave portion 51 and the cover that is locked to the insertion convex portion 54c so as to sink to the lower surface of the insertion concave portion 51 Between the end faces under 54d. In addition, with this, it is possible to effectively prevent the end of the cleaning sheet 30 from being misaligned between the upper surface of the end portion of the sandwiched base 13 and the lower surface of the nip-type cover sheet 54, thereby enabling a more stable The cleaning sheet 30 is attached to the cleaning tool body 11 in the state.

In this embodiment, the magnet 52 and the magnetic body 53 are arranged on the back side of the insertion recess 51 of the cleaning head 12 and on the back side of the cover 54d that is locked to the insertion convex part 54c of the pinch-in cover 54. The board forming the upper surface of the cleaning head 12 or the board forming the lower surface of the pinch-in cover 54 is installed on the back side of the board, so when the pinch-in cover 54 is opened or closed for loading and unloading When the cleaning sheet 30 is operated, the magnet 52 and the magnetic body 53 can be effectively prevented from falling off the cleaning head 12, and especially when the cleaning sheet 30 contains cleaning chemicals, etc., the magnet 52 and the magnetic body 53 can be effectively avoided. Deterioration occurs in contact with these chemicals.

As shown in FIG. 6(a), the cleaning sheet 30 installed on the cleaning tool body 11 as described above preferably has the lateral side portion in the lateral width direction extending outwardly than the long side portions 12b, 13b of the cleaning head 12 and the base 13 When it is out, it can be detachably installed on the cleaning tool body 11 to be used for cleaning operations. For example, the cleaning sheet 30, which is used for cleaning operations and is sufficiently adhered with dust or stains, is manually operated to resist the magnetic force to rotate the pinch-type cover sheet 54 and open it, thereby releasing the pinched state of the end. Therefore, it is preferable to remove it from the cleaning tool body 11 without touching it with hands, for example, it can be directly flushed away in a flush toilet and discarded.

Furthermore, according to the cleaning tool 10 of the present embodiment having the above-mentioned structure, the cleaning surface 14 can be covered more easily, and the cleaning sheet 30 can be detachably attached to the cleaning tool body 11, and the longitudinal direction (Y direction) can be easily taken as the main By performing the cleaning operation in the cleaning direction, it is possible to efficiently clean the floor of a small area or the area where the installation is located, such as the floor in the bathroom and the installation.

In other words, according to the present embodiment, the cleaning tool 10 preferably has a compact shape compared to previous cleaning tools suitable for cleaning the floor of the living room and the like, and the cleaning head 12 of the cleaning tool body 11 And the base 13 is provided with a pair of short side portions 12a, 13a and a pair of long side portions 12b, 13b on both sides of the pair of short side portions 12a, 13a in a plan view, as shown in Figure 6(a) As shown, the cleaning sheet 30 covering the cleaning surface 14 formed by the lower surface of the base 13 is folded back at the short side portions 12a and 13a of the base 13, and the ends are respectively buckled in the long side direction of the cleaning head 12. A pair of buckling parts 50 are provided in the end parts of both sides, and are installed on the cleaning tool body 11. In addition, the engaging portion 50 is composed of an interposing cover piece 54, a magnet 52, and a magnetic body 53, which are overlapped and arranged on the end portion on the upper surface side of the cleaning head 12. The magnetic force of the magnet 52 and the magnetic body 53 is used to The end of the cleaning sheet 30 folded back at the short side portion 13a of the base body 13 is sandwiched between the end portion of the long side direction of the base body 13 and the pinching cover sheet 54 and can be detachably fastened.

Thereby, the operator of the cleaning operation opens and closes the pinch-in cover 54 and uses the magnetic force of the magnet 52 and the magnetic body 53 to clamp the end of the cleaning sheet 30 folded back at the short side 13a of the base 13 The end portion in the longitudinal direction of the base body 13 and the nipable cover piece 54 are fastened together, so that the cleaning surface 14 can be easily covered and the cleaning piece 30 can be detachably attached to the cleaning tool body 11. The cleaning sheet 30 that is sufficiently attached to dust or stains can resist the magnetic force and rotate the pinch-in cover 54 to open it, and release the pinched state of the end, thereby making it easy and preferably hands-free It is removed from the cleaning tool body 11 when it is in contact. For example, when the cleaning sheet 30 is a water-decomposable sheet, it can be directly flushed away in the flush toilet 60 and discarded. In addition, by this, it is possible to effectively avoid the situation where the end of the folded back cleaning sheet 30 is buckled with the slit-shaped buckling part by insertion, and the cleaning sheet is easily damaged during insertion or removal. , Or the damaged sheet enters the inside of the slit, or fingers are easily caught in the slit during loading and unloading operations.

In addition, the operator of the cleaning operation sets the longitudinal direction Y as the main cleaning direction to apply a pressing force from the handle portion 20 to the cleaning surface 14 constituted by the lower surface of the base 13 preferably protruding in a curved shape, so that the cleaning surface It is easy to deform. Therefore, for example, the cleaning tool body 11 can be moved back and forth in the longitudinal direction Y, and the cleaning surface 14, which is preferably curved, can be elastically deformed. Therefore, the cleaning surface 14 covered by the cleaning sheet 30 can be easily Dust or stains are collected inside from the peripheral part, and the dust or stains are efficiently adhered to the entire cleaning sheet 30, thereby cleaning the cleaning target. Moreover, when the cleaning tool body 11 is moved in the long side direction by setting the long side direction as the main cleaning direction, the width of the short side portion 12a of the cleaning tool body 11 becomes narrower, and it has a compact shape. Therefore, the work of cleaning objects such as the ground in a narrow area or the ground in the area where the installation is located can be efficiently performed.

Furthermore, according to the present embodiment, it is preferable that one of the pair of long side portions 12b of the cleaning head 12 has a constricted portion 12c that is concavely curved toward the central side where the handle portion 20 is attached, and therefore, as shown in FIG. 6(b), The constricted portion 12c, which is curved in a concave shape, is aligned along the side surface of an installation such as the toilet 60, and the cleaning tool body 11 is flexibly and smoothly rotated. For example, it can be swiveled and wiped without changing hands to hold the handle portion 20. , And it is easy to extend the cleaning tool body 11 into the floor of the space behind the toilet 60, etc., so that the floor of a narrow area or the floor of the area where the installation is located can be cleaned more efficiently. From the same point of view, it is also preferable for the base 13 to have an edge constriction 13e at the edge of the annular projecting piece 15 protruding outward from the long side portion 13b (refer to FIG. 5).

In addition, according to the present embodiment, the base 13 preferably has a planar shape that is a circle larger than the cleaning head 12, and the peripheral portion of the base 13 serves as a flexibly deformable ring-shaped protruding piece 15, continuously facing the cleaning head 12 in the circumferential direction. The outer side of the peripheral edge protrudes, therefore, the annular projecting piece 15 can be flexibly deformed, for example, the peripheral part of the base 13 can be easily contacted with the surrounding wall or the peripheral surface of the installation, thereby thoroughly cleaning such surroundings. The recesses or gaps of the wall or the boundary between the peripheral surface of the installation and the ground are easy to accumulate dust or paper scraps.

In addition, in this embodiment, the cleaning sheet 30 is preferably detachably attached to the cleaning tool in a state in which the side portion in the lateral width direction protrudes more outward than the long side portions 12b, 13b of the cleaning head 12 and the base 13 The main body 11 is also used for cleaning operations, so it can more efficiently and thoroughly clean the boundary part of the surrounding wall or the peripheral surface of the installation and the ground by the part that protrudes more outward than the long side parts 12b, 13b The corners of recesses or gaps where dust or paper scraps are easy to accumulate.

In addition, the present invention is not limited to the above-mentioned embodiment, and various modifications can be made. For example, the nip type cover sheet does not necessarily need to be openably overlapped and arranged on the end portion of the cleaning head in the longitudinal direction by rotating around the rotating shaft arranged in the short-side direction, and may be provided so as to be detachable. The magnet and the magnetic body do not have to be installed on the cleaning head and the pinch-in cover sheet as separate components. For example, the pinch-in cover sheet itself can also be a magnetic body. The base body does not have to be formed into a thin plate with an arc-shaped cross section along the longitudinal direction, but may also be formed into a flat shape. In addition to the floor in a narrow area such as the bathroom floor or the floor in the area where the installation is located, the cleaning tool of the present invention can also be used for cleaning walls, windows or ceilings, etc., and can also be used for larger living rooms, etc. Clean up the area. [Industrial availability]

According to the cleaning tool of the present invention, the cleaning sheet can be detachably installed on the cleaning tool body by covering the cleaning surface more easily, and can efficiently clean the ground in a narrow area or the ground or installation in the area where the installation is located. Work for cleaning objects such as objects.

10: Cleaning tools 11: Cleaning tool body 12: Sweeping head 12a, 13a: short side part 12b, 13b: Long side part 12c: constriction 13: Matrix 13c: Basal side joint rib 13d: plate rib 13e: edge constriction 14: Sweeping the noodles 14a: Planar rib 15: Ring protruding piece 16: Annular peripheral ribs 17: Reinforcing ribs 18a: Joint rib 18b: round convex 18c: Stop rib 18d: Link opening 18e: Axle support rib 18f: Auxiliary ribs 19: Head side yoke 19a: yoke protrusion 19b: cliff face 19c: snap hole 19d: guide cone 19e: Sliding and rubbing the face 19f: convex rib 20: Handle 21: Handle body 21a: Pipe member 22: Grip 23: Connection 23a: connecting part 24: Shank side yoke 24a: yoke piece 24b: Through groove 24c: Insert the fixing hole 24d: Head mounting recess 25: end cap 25a: Pin body 25b: head 25c: Pin side sliding sleeve 30: cleaning sheet 40: Joint 41: Rotating connection member 41a: The first rotating shaft 41b: The second rotating shaft 41c: Snap protrusion 41d: Sliding cone 41e: round shaft opening 41f: open side sliding sleeve 50: Fastening part 51: Insert the recess 52: Magnet 53: Magnetic 54: Clamp-in cover 54a: Rotation axis 54b: Rotation base 54c: Insert the convex part 54d: cover 60: toilet C1: Central axis C2: Central axis

Fig. 1 is a perspective view illustrating the overall structure of a cleaning tool according to a preferred embodiment of the present invention. FIG. 2 is an exploded perspective view of the essential parts of the structure of the cleaning tool according to a preferred embodiment of the present invention. Fig. 3 is a cross-sectional view taken along line A-A of Fig. 2 for explaining the structure of the main body of the cleaning tool, with the handle part and the pinching cover removed. Figure 4 is a perspective view of the cleaning head viewed from the lower surface side. Figure 5 is a top view and a partial enlarged view of the cleaning surface of the substrate. Figure 6 (a) is a perspective view of the main parts of the cleaning tool with the cleaning sheet installed on the body of the cleaning tool, and (b) is a perspective view illustrating the cleaning operation of the floor around the toilet as the installation by the cleaning tool. Figure 7 illustrates the structure of the joint between the cleaning tool body and the handle. (a) is a side view seen from the short side of the cleaning tool body, (b) is a front view seen from the long side of the cleaning tool body, (c) is an enlarged view of part B of (b). Fig. 8 is an exploded perspective view illustrating the structure of the joint part of the cleaning tool body and the handle part. Figure 9 (a) is a partial perspective view illustrating the structure of the buckling part for the cleaning sheet to be buckled, with the pinch-in cover opened, and (b) is the fracture in the state that the pinch-in cover is closed Partial perspective view.

12: Sweeping head

12a, 13a: short side part

13: Matrix

14: Sweeping the noodles

14a: Planar rib

15: Ring protruding piece

18b: round convex

18c: Stop rib

18d: Link opening

20: Handle

21: Handle body

40: Joint

50: Fastening part

51: Insert the recess

52: Magnet

53: Magnetic

54: Clamp-in cover

54a: Rotation axis

54b: Rotation base

54c: Insert the convex part

54d: cover

Claims (16)

A cleaning tool comprising: a cleaning tool body including a cleaning head and a base body installed to cover one surface of the cleaning head; and a handle portion installed on the other side of the cleaning head opposite to the other side; the cleaning tool A cleaning sheet is installed to cover the cleaning surface of the above-mentioned substrate, and the cleaning sheet is used to wipe the cleaning object, The cleaning head and the base of the cleaning tool body are provided with a flat shape having a pair of short side portions and a pair of long side portions on both sides of the pair of short side portions in a plan view, and are constituted by covering one surface of the base body The cleaning sheet of the cleaning surface is folded back at the short side part of the base body, and the ends are respectively buckled in the end parts on both sides of the long side direction of the cleaning head. A pair of buckling parts are provided for installation On the body of the above cleaning tool, The above-mentioned engaging portion includes the following structure: a pinch-in type cover sheet, which is overlapped and arranged at the end portion of the other side of the cleaning head in the longitudinal direction, and can be opened; and a magnet is provided on the cleaning head The end portion in the longitudinal direction of the portion on the other side or any one of the above-mentioned pinch-in cover pieces; and a magnetic body which is provided on the other of the above-mentioned end portion or the pinch-in type cover piece, and can interact with The magnet connects magnetically; Using the magnetic force of the magnet and the magnetic body, the end of the cleaning sheet that is folded back at the short side of the base is sandwiched between the end of the base in the longitudinal direction and the nip type cover sheet. Fasten at the loading and unloading place. Such as the cleaning tool of claim 1, wherein the pinch-in cover sheet rotates around a rotating shaft arranged in the short-side direction away from the short-side portion, thereby being openably overlapped and arranged on the other side of the cleaning head The end part in the long side direction of the part. Such as the cleaning tool of claim 1, wherein the magnet and the magnetic system are installed on the plates in the state covered by the plate forming the other side of the cleaning head or the plate forming one side of the pinch-in cover sheet. The back side. The cleaning tool of claim 1, wherein an insertion recess is formed on either the plate forming the other side of the cleaning head or the plate forming one side of the pinch-in cover sheet, and an insertion convex is formed on the other Part, the magnet and the magnetic body are arranged and attached to the insertion concave part or the insertion convex part. Such as the cleaning tool of claim 1, wherein the cleaning sheet is a hydrolyzable sheet. Such as the cleaning tool of claim 1, wherein the above-mentioned cleaning head has a substantially rectangular planar shape, with a size such that the maximum length in the short-side direction is 50-90 mm, and the maximum length in the long-side direction is 120-160 mm. The cleaning tool of claim 1, wherein the base body is formed in a plate shape with a cross section along the length direction that is curved in an arc shape, and the bonding with the cleaning head is performed on a pair of short side parts, and the base body is located from the cleaning head. One surface is in a curved shape protruding state, whereby the pressing force transmitted to the cleaning head via the handle portion during wiping can be installed so as to be elastically deformable. The cleaning tool of claim 1, wherein the base body has a plane shape that is a circle larger than the cleaning head, and the peripheral portion of the base body is a flexible and deformable ring-shaped protruding piece that continuously faces the peripheral edge of the cleaning head in the circumferential direction. The outer side protrudes. The cleaning tool of claim 1, wherein a pair of long side portions of the cleaning head is provided with a constricted portion that is concavely curved toward the central side where the handle portion is attached. The cleaning tool of claim 1, wherein an annular peripheral wall rib is continuously formed in the circumferential direction protruding from the peripheral edge of the cleaning head toward the cleaning surface side, and is provided with standing upright from the base body and capable of following the annular peripheral wall rib A pair of plate-shaped ribs slide on the inner sides of each of the long side portions. Such as the cleaning tool of claim 1, wherein a plurality of planar ribs are provided on one surface of the above-mentioned base body in a state of being dispersedly arranged as a whole and protruding with a height of 0.5-5 mm. Such as the cleaning tool of claim 11, wherein the planar ribs are provided with a triangular planar shape in a plan view. The cleaning tool of claim 1, wherein the cleaning head and the handle portion are connected via a joint portion, and the joint portion combines a head-side yoke portion protruding from the other surface of the cleaning head and a handle provided at the front end of the handle portion The side yokes are connected via a connecting member, whereby the handle is connected so as to be rotatable relative to the cleaning head in the front-rear direction and the left-right direction. The first rotating shaft portion and the second rotating shaft portion with the central axis arranged in the longitudinal direction. The cleaning tool of claim 1, wherein the sliding resistance of the joint portion when the joint portion is rotated about the second rotation axis portion is greater than the sliding resistance of the joint portion when the center is rotated about the first rotation axis portion. The cleaning tool of claim 13 or 14, wherein the height from the lower surface of the cleaning head to the center axis of the first rotating shaft portion on the side close to the lower surface is 10-20 mm. The cleaning tool of claim 13 or 14, wherein the head-side yoke is a bifurcated yoke, and the shank-side yoke is a bifurcated yoke.

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