JP2020075074A - Cleaning head for cleaner, cleaner with that cleaning head, application of cleaning sheet to that cleaner, and cleaning sheet for that cleaner - Google Patents

Abstract

To provide a cleaning head for a cleaner such that inhibits a cleaning sheet from being detached from the cleaning head.SOLUTION: A cleaning head 3 for a cleaner 1 is capable of holding a cleaning sheet 31. The cleaning head 3 has a plate-like shape having a first cleaning surface 113 and a second cleaning surface 115, and also has a longitudinal direction L, a lateral direction S, and a thickness direction T, which are perpendicular to each other. The cleaning head 3 comprises a gripping section 123 for gripping one end 33 and/or another end 35 of the cleaning sheet 31, the gripping section capable of assuming an expanded form and a closed form.SELECTED DRAWING: Figure 10

Description

  The present disclosure relates to a cleaning head for a cleaning tool, a cleaning tool including the cleaning head, use of a cleaning sheet for the cleaning tool, and a cleaning sheet for the cleaning tool.

There is known a type of cleaning tool that attaches a cleaning sheet to a cleaning head.
For example, in Patent Document 1, a cleaning cloth 10 and a substantially box-shaped main body 22 that can hold the cleaning cloth 10 are provided with cleaning portions 24 and 25 that can make surface contact with the surface to be cleaned. A cleaning tool 20 having a support arm 23 that rotatably supports a main body 22 is disclosed.
In Patent Document 1, as described in paragraph [0015] thereof, the cleaning cloth 10 is wound around the main body 22 and has a groove-shaped holding portion 26 in which both longitudinal edges are provided between the cleaning portions 24 and 25. It is held by being pushed into.

  Further, in Patent Document 2, a main body in which a slit for sandwiching a cleaning sheet is formed, a support arm formed in a substantially U shape in which the main body is rotatably supported, and an end portion of the support arm are free. Disclosed is a cleaning tool, comprising: a handle connected through a joint.

  As described in paragraph [0014] of Patent Document 1, a cleaning tool A described in FIG. 1 of Patent Document 2 has a main body 1 in which a slit for sandwiching a cleaning sheet S is formed, and the main body is rotatable. It is composed of a support arm 2 supported in a substantially U shape and a handle 4 to which an end of the support arm 2 is connected via a universal joint 3.

  In addition, in paragraph [0020] of Patent Document 2, "FIG. 6 shows a state in which the cleaning sheet S is attached to the cover portion 20 in which the slit body 23 is incorporated. In order to sandwich it in the slit 23c, this cleaning sheet S such as a fingertip may be pushed into the slit 23c, and it can be easily sandwiched by the tortoise-like slit and does not hurt the finger like a sawtooth slit. " Is described.

JP, 9-164110, A Utility model registration No. 3152632

  In the cleaning tool 20 described in Patent Document 1, the cleaning cloth 10 is held by being wound around the main body 22 and being pushed by groove-shaped holding portions 26 provided between the cleaning portions 24 and 25 at both longitudinal edges. Therefore, when the surface to be cleaned is cleaned by using both the cleaning surfaces of the cleaning portions 24 and 25, both ends of the cleaning cloth 10 are easily detached from the holding portion 26 and the cleaning cloth 10 is easily detached from the main body 22. ..

Further, in the cleaning tool A described in Patent Document 2, the cleaning sheet S is held by being sandwiched by the slits 23c arranged on the outer surface of the cover portion 20 of the main body 1, so that the cleaning tool A is used for cleaning. When the surface was cleaned, both ends of the cleaning sheet S came off the slits 23c, and the cleaning sheet S easily came off the body 1.
Therefore, an object of the present disclosure is to provide a cleaning head for a cleaning tool, in which the cleaning sheet does not easily come off from the cleaning head.

  The present disclosure provides a cleaning head for a cleaning tool, which is capable of holding a cleaning sheet, wherein the cleaning head has a plate-like shape having a first cleaning surface and a second cleaning surface, and is orthogonal to each other. The cleaning head has a longitudinal direction, a lateral direction, and a thickness direction, and the cleaning head is a nipping portion for nipping at least one of the one end and the other end of the cleaning sheet. We have found a cleaning head which is characterized in that it comprises something adapted to take a form.

  In the cleaning head for the cleaning tool of the present disclosure, the cleaning sheet does not easily come off from the cleaning head.

FIG. 1 is a perspective view of a cleaning tool 1 according to the first embodiment. FIG. 2 is a perspective view of the cleaning head 3. FIG. 3 is a front view of the cleaning tool 1 in the narrow space cleaning mode. FIG. 4 is a rear view of the cleaning tool 1 in the narrow space cleaning mode. FIG. 5 is a development view of the cleaning head 3 on the first inner surface 129 and the second inner surface 139 sides in the expanded configuration. FIG. 6 is a cross-sectional view of the cleaning head 3 taken along the line VI-VI in FIG. FIG. 7 is a development view of the cleaning head 3 on the side of the first outer surface 127 and the second outer surface 137 in the development state. FIG. 8 is a perspective view of the bracket 5. FIG. 9 is a diagram for explaining a method of attaching the cleaning sheet 31 to the cleaning head 3. FIG. 10 is a diagram for explaining a method of attaching the cleaning sheet 31 to the cleaning head 3. FIG. 11 is a diagram for explaining a method of attaching the cleaning sheet 31 to the cleaning head 3. FIG. 12 is a diagram for explaining the cleaning tool 1 in the wide space cleaning mode. FIG. 13 is a diagram for explaining the cleaning tool 1 in the narrow space cleaning mode. FIG. 14 is a perspective view of the cleaning tool 1 according to the second embodiment. FIG. 15 is a cross-sectional view of the cleaning tool 1 taken along the line XV-XV in FIG. 14. FIG. 16 is a diagram for explaining the cleaning tool 1 according to the third embodiment.

[Definition]
・ "Closed form" and "deployed form" related to the clamping part
In the present specification, the “closed form” regarding the sandwiching unit means a form in which the sandwiching unit is closed when the cleaning head includes the sandwiching unit. Further, when the sandwiching portion includes the first sandwiching portion and the second sandwiching portion having the rotating end and the opening / closing end, the “closed form” regarding the sandwiching part means a form in which the opening / closing end is closed. ..
In the present specification, the “deployment form” of the sandwiching unit means a form in which the sandwiching unit is opened when the cleaning head includes the sandwiching unit. Further, when the sandwiching portion includes the first sandwiching portion and the second sandwiching portion having the rotating end and the opening / closing end, the “deployment form” regarding the sandwiching part is a form in which the opening / closing end is not closed, in particular, This means a form in which the portion that constitutes the open / close end of the first sandwiching portion and the portion that constitutes the open / close end of the second sandwiching portion exist at the furthest positions.
In both the closed configuration and the expanded configuration, the sandwiching portion may sandwich the cleaning sheet, and may not sandwich the cleaning sheet.

・ "Narrow space" and "wide space"
In the present specification, a narrow space is referred to as a "narrow space", a narrow space extending in a direction along the vertical direction and narrow in a direction along the horizontal direction is referred to as a "vertical narrow space", and A space extending in the horizontal direction and narrow in the vertical direction may be referred to as a “horizontal narrow space”. In addition, a surface forming the narrow space may be referred to as a “cleaning surface”, and a portion where two cleaning surfaces extending in different directions intersect may be referred to as a “corner”.
Examples of the surface to be cleaned include walls, floor surfaces, top surfaces of furniture, side surfaces and bottom surfaces, top surfaces, side surfaces and bottom surfaces of electrical appliances, and the like.
In addition, in this specification, a wide space may be referred to as a “wide space”.

・ "Along the prescribed direction" for the object
As used herein, "along a predetermined direction" with respect to an object means that the object extends in a direction closer to the predetermined direction than an orthogonal direction orthogonal to the predetermined direction, and In general, the object extends so as to have a crossing angle with a predetermined direction, preferably less than 45 °, more preferably 30 ° or less, even more preferably 20 ° or less, and even more preferably 5 ° or less. Means that
In this specification, when the intersection angle is 5 ° or less, it may be referred to as “parallel to a predetermined direction”.

Examples of the predetermined direction include a horizontal direction, a vertical direction, a plane direction, a longitudinal direction, a lateral direction, and a thickness direction.
For example, the surface to be cleaned that is the object is “along the vertical direction” means that the surface to be cleaned is preferably less than 45 ° with respect to the vertical direction, more preferably 30 ° or less, further preferably 20 ° or less, and Even more preferably it means extending so as to have a crossing angle of 5 ° or less.

・ "Along a predetermined line" related to the object
As used herein, "along a predetermined line" with respect to an object means that the object extends in a direction closer to the predetermined line than an orthogonal direction orthogonal to the predetermined line, and Typically, the object extends so as to have a crossing angle with a given line, preferably less than 45 °, more preferably less than 30 °, even more preferably less than 20 °, and even more preferably less than 5 °. Means that
In the present specification, when the intersection angle is 5 ° or less, it may be referred to as “parallel to a predetermined line”.

Examples of the predetermined line include a shaft, for example, a head rotating shaft, a holding unit rotating shaft, a handle rotating shaft, and the like.
For example, the weight as an object is "along the axis of rotation of the head" when the weight is less than 45 ° with respect to the axis of rotation of the head, more preferably less than 30 °, even more preferably less than 20 °, and even more. It preferably extends so as to have a crossing angle of 5 ° or less.

・ "Horizontal cleanability" and "Vertical cleanability"
In the present specification, “horizontal cleaning property” means cleaning property of a surface to be cleaned extending in a direction along the horizontal direction, and “vertical cleaning property” means cleaning property extending in a direction along the vertical direction. It means the cleanability of the cleaning surface.
・ "Narrow space cleanability"
In the present specification, “narrow space cleanability” means the cleanability of the surface to be cleaned that constitutes the narrow space. In addition, in the present specification, the cleaning properties of the surfaces to be cleaned that form the vertical narrow space and the horizontal narrow space are referred to as “vertical narrow space cleaning property” and “horizontal narrow space cleaning property”, respectively.
・ "Cleaning surface switchability"
In the present specification, "cleaning surface switchability" means switchability of a cleaning surface (first cleaning surface to second cleaning surface, or second cleaning surface to first cleaning surface).

・ "Narrow space cleaning mode" and "wide space cleaning mode" related to cleaning tools
In the present specification, the “narrow space cleaning mode” regarding the cleaning tool is a mode for cleaning a narrow space using the cleaning tool, and the cleaning head, the bracket, and the handle for the cleaning tool are arranged in the plane direction of the cleaning head, It means a form in which the imaginary plane and the handle axis are held so as to be parallel (preferably on the same plane). It should be noted that holding the cleaning head and the bracket so that the plane direction of the cleaning head and the virtual bracket surface are parallel to each other (preferably, existing on the same plane) means that the cleaning head and the bracket virtual surface are held. Sometimes referred to as matching faces.
In the present specification, the plane direction of the cleaning head, the virtual surface of the head rotating member, and / or the parallel with respect to the handle axis have an intersection angle of 10 ° or less, preferably 5 ° or less, and more preferably 0 °. Means that.

In the present specification, the “wide space cleaning mode” regarding the cleaning tool means a mode in which the planar direction of the cleaning head is held so as to intersect the bracket virtual surface of the bracket.
The above definition means a typical form when cleaning a narrow space and a wide space using a cleaning tool, and does not limit the form of cleaning using a cleaning tool.

・ "Standing" for cleaning head
In this specification, the cleaning head is erected by rotating the cleaning head from a state in which the plane direction extends in the horizontal direction to a state in which the plane direction extends in the vertical direction. Means to let. For example, the cleaning head can be erected by lifting the cleaning head and rotating it from a state in which the plane direction extends in the horizontal direction to a state in which the plane direction extends in the vertical direction.

・ "Inside" and "outside"
In the present specification, “inward” and “outward” refer to a predetermined line, for example, a center line (for example, a longitudinal center line, a lateral center line, a thickness center line, etc.), an axis ( For example, in an object having a rotating shaft, such as a head rotating shaft, a gripping unit rotating shaft, a handle rotating shaft, a handle shaft, etc., it means a direction approaching a predetermined line and a direction moving away from the axis. For example, the inner side in the longitudinal direction means a direction approaching the longitudinal centerline extending in the lateral direction in the longitudinal direction.

・ "Inside position" and "outside position"
Further, in the present specification, that one is arranged at an “inward position” with respect to the other means that one is arranged at a position closer to a predetermined target line than the other. However, the fact that one is arranged “outer side” than the other means that one is arranged farther from the predetermined line of interest than the other.

Specifically, the present disclosure relates to the following aspects.
[Aspect 1]
A cleaning head for a cleaning tool, capable of holding a cleaning sheet,
The cleaning head has a plate-like shape having a first cleaning surface and a second cleaning surface, and has a longitudinal direction, a lateral direction, and a thickness direction orthogonal to each other,
The cleaning head includes a sandwiching portion that sandwiches at least one of one end and the other end of the cleaning sheet, and is configured to be able to take a deployed form and a closed form. ,
The cleaning head described above.

  The cleaning head includes a holding portion that holds at least one of the one end and the other end of the cleaning sheet. When the cleaning sheet is attached to the cleaning head, the one end and the other end of the cleaning sheet are provided. At least one of the parts is held by the holding part of the cleaning head. Therefore, when the surface to be cleaned is cleaned using the first cleaning surface and the second cleaning surface using the cleaning tool to which the cleaning sheet is attached, the end portion of the cleaning sheet that is clamped by the clamping portion is clamped. The cleaning sheet does not easily come off from the cleaning head.

[Aspect 2]
The sandwiching portion includes a first sandwiching portion and a second sandwiching portion,
The first sandwiching portion and the second sandwiching portion are rotatably connected by a rotating end having a sandwiching portion rotation shaft extending in the direction along the longitudinal direction, and open / close extending in the direction along the longitudinal direction. The cleaning head according to aspect 1, wherein the cleaning head is openably and closably connected by an end.

  Since the cleaning head includes a predetermined holding part, when cleaning the surface to be cleaned using the first cleaning surface and the second cleaning surface using the cleaning tool to which the cleaning sheet is attached, the cleaning sheet The end portion held by the holding portion is less likely to come off the holding portion, and the cleaning sheet is less likely to come off the cleaning head.

[Aspect 3]
The cleaning head according to aspect 2, wherein the open / close end is arranged at an end of the cleaning head in the lateral direction.

  In the above cleaning head, the opening / closing end is arranged at the end portion in the lateral direction of the cleaning head, that is, since the opening / closing end is not arranged on the first cleaning surface and the second cleaning surface, when using the cleaning tool. Moreover, the cleaning sheet does not easily come off from the cleaning head.

[Mode 4]
The cleaning head according to aspect 2 or 3, wherein the rotating end is arranged at an end portion of the cleaning head in the lateral direction.

  In the above cleaning head, since the rotating end is arranged at the end portion in the short side direction of the cleaning head, when the nipping portion is in the expanded form and the cleaning sheet is fixed to the cleaning head, the nipping part is in the closed form. The cleaning sheet is not easily pulled, and when the cleaning tool is used, the cleaning sheet does not easily come off from the cleaning head.

[Aspect 5]
The cleaning head is provided with, at one or both ends of the longitudinal direction, a recessed portion for developing the sandwiching portion and extending over the first sandwiching portion and the second sandwiching portion. The cleaning head according to any one of aspects 2 to 4.

  Since the cleaning head includes a predetermined recess, the user inserts his / her finger into the recess of the sandwiching portion (the first sandwiching portion and the second sandwiching portion) in the closed configuration to deploy the sandwiching portion, It is easy to form the sandwiching portion in the expanded form, and it is easy to attach the cleaning sheet to the cleaning head.

[Aspect 6]
The first sandwiching portion includes a first outer surface and a first inner surface, and the second sandwiching portion includes a second outer surface and a second inner surface,
The first sandwiching portion includes a first soft member that constitutes the first outer surface and a first hard member that constitutes the first inner surface, and the second sandwiching portion is the second soft member that constitutes the second outer surface. A member and a second hard member forming the second inner surface,
The bottom of the recess is composed of at least a first hard member and a second hard member,
The cleaning head according to aspect 5.

  In the above cleaning head, the first outer surface of the first holding portion is made of the first soft member, and the second outer surface of the second holding portion is made of the second soft member. Excel. Further, in the above cleaning head, since the bottom portion of the recessed portion into which the user inserts his / her finger is made of the hard member (the first hard member and the second hard member), the user holds the holding portion in the closed form ( It is easy to insert a finger into the recessed portion of the first sandwiching portion and the second sandwiching portion) and expand the sandwiching portion to form the sandwiching portion in the expanded form, and thus to easily attach the cleaning sheet to the cleaning head.

[Aspect 7]
The first sandwiching portion includes a first inner surface and a first outer surface, and the second sandwiching portion includes a second inner surface and a second outer surface,
The first inner surface and the second inner surface each have a first slit portion for holding the one end portion of the cleaning sheet, and a second slit portion for holding the other end portion of the cleaning sheet. have,
The cleaning head according to any one of aspects 2 to 6.

  In the above cleaning head, the first inner surface and the second inner surface have predetermined first slit portions and second slit portions, respectively, and one end portion and the other end portion of the cleaning sheet when the cleaning tool is used. Since the end portion of the cleaning sheet is held in the holding portion, when the cleaning tool is used, one end portion and the other end portion of the cleaning sheet do not easily come off the holding portion, and the cleaning sheet does not easily come off the cleaning head.

[Aspect 8]
The first inner surface comprises a first convex portion and a first concave portion configured to hold the cleaning sheet,
The second inner surface includes a second concave portion and a second convex portion, which are configured to hold the cleaning sheet, respectively corresponding to the first convex portion and the first concave portion,
A cleaning head according to aspect 7.

  In the above cleaning head, since the first inner surface has the predetermined first convex portion and the first concave portion and the second inner surface has the predetermined second concave portion and the second convex portion, the cleaning tool is When using the cleaning tool, one end and the other end of the cleaning sheet are easily held by the holding part, so that one end and the other end of the cleaning sheet are held by the holding part. The cleaning sheet does not come off easily from the cleaning head.

[Aspect 9]
The cleaning head according to aspect 8, wherein the first slit portion and the second slit portion are arranged on the first convex portion and the second convex portion, respectively.

  In the above-mentioned cleaning head, since the 1st slit part and the 2nd slit part are arranged at the 1st convex part and the 2nd convex part, respectively, when using a cleaning tool, one end part of a cleaning sheet and Since the other end portion is easily held by the sandwiching portion, when the cleaning tool is used, one end portion and the other end portion of the cleaning sheet are hard to come off from the sandwiching portion, and the cleaning sheet is hard to come off from the cleaning head. ..

  Further, in the above cleaning head, since the first slit portion and the second slit portion are arranged on the first convex portion and the second convex portion, respectively, the first convex portion and the second convex portion are the first slits. It is possible to secure a space for pushing the portion and the second slit portion. As a result, the thickness of the cleaning head can be reduced.

[Aspect 10]
The cleaning head according to any one of aspects 6 to 9, wherein the first outer surface and the second outer surface form a first cleaning surface and a second cleaning surface, respectively.

  In the above cleaning head, the first outer surface of the first sandwiching portion and the second outer surface of the second sandwiching portion form the first cleaning surface and the second cleaning surface, respectively. Also, the second cleaning surface can be widely provided, and the cleaning property is excellent.

[Aspect 11]
The first sandwiching portion and the second sandwiching portion each include a fitting protrusion and a fitting recess that are configured to hold the closed configuration of the sandwiching portion and that are fitted to each other,
The fitting projection protrudes in the longitudinal direction, is expandable and contractible in the longitudinal direction, and the fitting recess is recessed in the longitudinal direction.
The cleaning head according to any one of aspects 2 to 10.

  In the above cleaning head, since the first sandwiching portion and the second sandwiching portion are provided with the predetermined fitting protrusions and fitting recesses, the sandwiching portion is excellent in holding property of both ends of the cleaning sheet in the closed configuration, and cleaning is performed. When the tool is used, the end of the cleaning sheet, which is held by the holding portion, is unlikely to come off the holding portion, and the cleaning sheet is less likely to come off the cleaning head.

[Aspect 12]
A cleaning tool including a cleaning head capable of holding a cleaning sheet,
The cleaning head has a plate-like shape having a first cleaning surface and a second cleaning surface, and has a longitudinal direction, a lateral direction, and a thickness direction orthogonal to each other,
The cleaning head includes a sandwiching portion that sandwiches at least one of one end and the other end of the cleaning sheet, and is configured to be able to take a deployed form and a closed form. ,
The cleaning tool as described above.
The cleaning tool has the same effect as that of the first aspect.

[Aspect 13]
Use of a cleaning sheet for a cleaning tool comprising a cleaning head capable of holding the cleaning sheet,
The cleaning head has a plate-like shape having a first cleaning surface and a second cleaning surface, and has a longitudinal direction, a lateral direction, and a thickness direction orthogonal to each other,
The cleaning head includes a sandwiching portion that sandwiches at least one of one end and the other end of the cleaning sheet, and is configured to be able to take a deployed form and a closed form. ,
The use as described above.
The use has the same effect as that of the first aspect.

[Aspect 14]
A cleaning sheet for the cleaning head according to any one of aspects 1 to 11 or for the cleaning tool according to aspect 12,
The cleaning sheet is configured to be held by the cleaning head,
The above cleaning sheet.
Since the cleaning sheet is configured to be held by the predetermined cleaning head, it has the same effect as that of the first aspect.

A cleaning head for a cleaning tool of the present disclosure (hereinafter, a “cleaning head for a cleaning tool” may be simply referred to as a “cleaning head”), a cleaning tool including a cleaning head of the present disclosure (hereinafter, “cleaning head”). The “cleaning tool including a head” may be simply referred to as “cleaning tool”), and the use of the cleaning sheet of the present disclosure in the above cleaning tool (hereinafter, “use of the cleaning sheet in the above cleaning tool”). , May be simply referred to as “use for cleaning tool” or “use”), and a cleaning sheet for a cleaning tool of the present disclosure (hereinafter, “cleaning sheet for cleaning tool” is simply referred to as “cleaning sheet”). May be referred to)) will be described in detail below.
In the following description of the embodiment relating to the cleaning tool, the embodiments relating to the cleaning tool, the cleaning head and the cleaning tool, and the cleaning sheet will be collectively described. Further, in the embodiment related to the cleaning tool, for ease of understanding, the cleaning tool is ordered from the member on the surface to be cleaned to the member on the user side, specifically, the cleaning head, the bracket, and the handle for the cleaning tool. Will be explained in order.

  1 to 13 are diagrams for explaining a cleaning tool 1 according to one of the embodiments of the present disclosure (hereinafter, referred to as “first embodiment”). Specifically, FIG. 1 is a perspective view of the cleaning tool 1. FIG. 2 is a perspective view of the cleaning head 3, and corresponds to an enlarged view of the portion of the cleaning head 3 of the cleaning tool 1 shown in FIG. 3 and 4 are a front view and a rear view of the cleaning tool 1 in the narrow space cleaning mode, respectively. FIG. 5 is a development view of the cleaning head 3 on the first inner surface 129 and the second inner surface 139 sides in the expanded configuration. FIG. 6 is a cross-sectional view of the cleaning head 3 taken along the line VI-VI in FIG. FIG. 7 is a development view of the cleaning head 3 on the side of the first outer surface 127 and the second outer surface 137 in the development state. FIG. 8 is a perspective view of the bracket 5. 9 to 11 are views for explaining a method of attaching the cleaning sheet 31 to the cleaning head 3. FIG. 12 is a diagram for explaining the cleaning tool 1 in the wide space cleaning mode. FIG. 13 is a diagram for explaining the cleaning tool 1 in the narrow space cleaning mode.

The cleaning tool 1 according to the first embodiment includes a cleaning head 3, a bracket 5 rotatably attached to the cleaning head 3, and a cleaning tool handle 7 connected to the bracket 5.
The cleaning head 3 has a plate-like shape having a plane direction P and a thickness direction T, and extends along the plane direction P in parallel to the cleaning surface 111 (specifically, the first cleaning surface 113). And a second cleaning surface 115) and a bracket hole 117 having a head rotation axis RA ₁ extending parallel to the plane direction P. The first cleaning surface 113 and the second cleaning surface 115 face each other in the thickness direction T with the head rotation axis RA ₁ interposed therebetween. The head rotation axis RA ₁ is a rotation axis for rotating the cleaning head 3 with respect to the bracket 5.

The cleaning head 3 has a longitudinal direction L and a lateral direction S orthogonal to the longitudinal direction L. The longitudinal direction L and the lateral direction S are arranged in the plane direction P. The bracket hole 117 and the head rotation axis RA ₁ extend parallel to the longitudinal direction L. The bracket hole 117 has an opening 117a on one side surface (not shown) of the four side surfaces (not shown) of the cleaning head 3.

The cleaning head 3 is divided into a first head region 119 and a second head region 121 by an imaginary plane IS that passes through the head rotation axis RA ₁ and extends in the thickness direction T, and the cleaning head 3 is a cleaning head. The center of gravity of 3 is provided in the first head region 119. The center of gravity of the cleaning head 3 is adjusted by two weights 153 described later.

  The cleaning head 3 is configured to hold the cleaning sheet 31. Specifically, the cleaning head 3 includes a holding portion 123 configured to hold the cleaning sheet 31 by holding both one end 33 and the other end 35 of the cleaning sheet 31. ing.

The sandwiching portion 123 includes a first sandwiching portion 125 and a second sandwiching portion 135, and the first sandwiching portion 125 and the second sandwiching portion 135 extend parallel to the longitudinal direction L (head rotation axis RA ₁ ). It is rotatably connected by a rotating end 145 having a holding portion rotating shaft RA ₂ and is openably and closably connected by an opening / closing end 147 extending parallel to the longitudinal direction L (head rotating shaft RA ₁ ). ..

The open / close end 147 is arranged at one end 149 of the cleaning head 3 in the lateral direction S, and the rotating end 145 is arranged at the other end 151 of the cleaning head 3 in the lateral direction S.
The bracket hole 117 is arranged in the first holding portion 125 (specifically, the first hard member 133 described later).

  The first sandwiching portion 125 includes a first outer surface 127 and a first inner surface 129, and the first sandwiching portion 125 includes a first soft member 131 that constitutes the first outer surface 127 and a first inner surface 129 that constitutes the first inner surface 129. 1 hard member 133. The second sandwiching portion 135 includes a second outer surface 137 and a second inner surface 139, and the second sandwiching portion 135 includes a second soft member 141 forming the second outer surface 137 and a second inner surface 139 forming the second inner surface 139. 2 hard member 143.

The first sandwiching portion 125 includes two metal weights 153 arranged on the first outer surface 127 side surface (the first soft member 131 side surface) of the first hard member 133 in the first head region 119. I have it. 2 Tsunoomori 153, spaced apart from the head rotation axis RA _1, and the head rotation axis RA ₁ (longitudinal direction L) and running parallel, 2 Tsunoomori 153 is disposed adjacent the transverse direction S ing.

Further, the two weights 153 are arranged between the head rotation axis RA ₁ and the rotation end 145 of the first holding portion 125. This makes it difficult for the user to remember the weight of the weight 153 when using the cleaning tool 1, and facilitates the cleaning head 3 to stand up when the cleaning tool 1 is lifted.

As shown in FIG. 6, the cleaning head 3, further comprising a thickness direction center virtual surface IS _T disposed in the center of the thickness direction T, 2 Tsunoomori 153, the thickness direction center ideal plane IS _T It is arranged to intersect. This makes it difficult for the user to remember the weight of the weight 153 when using the cleaning tool 1, and facilitates the cleaning head 3 to stand up when the cleaning tool 1 is lifted.

  The first inner surface 129 of the first sandwiching portion 125 has two first recesses 157 arranged at an inner position in the longitudinal direction L and an outer side in the longitudinal direction L with respect to the two first recesses 157. It is provided with two first convex portions 155 arranged at positions. Each of the two first concave portions 157 is recessed toward the second sandwiching portion 135 in the thickness direction T, and each of the two first convex portions 155 is in the thickness direction T the second sandwiching portion 135. Protruding towards.

  The second inner surface 139 of the second sandwiching portion 135 has an outer side in the longitudinal direction L with respect to the two second convex portions 159 and two second convex portions 159 arranged in the longitudinal direction L. And two second recesses 161 arranged at one position. Each of the two second protrusions 159 protrudes toward the first sandwiching portion 125 in the thickness direction T, and each of the two second recesses 161 in the thickness direction T includes the first sandwiching portion 125. It is depressed toward.

  The top surface of each of the two first protrusions 155 and the top surface of each of the two second protrusions 159 have a first slit portion 163 and a second slit portion 163 for holding the cleaning sheet 31, respectively. The slit portion 165 is provided.

  Further, each of the two second convex portions 159 and each of the two first concave portions 157 are configured to mesh with each other when the holding portion 123 is closed. Further, each of the two second concave portions 161 and each of the two first convex portions 155 are configured to mesh with each other in the closed configuration of the sandwiching portion 123.

  Further, cleaning is performed between the two first concave portions 157 of the first inner surface 129 of the first holding portion 125 and between the two second convex portions 159 of the second inner surface 139 of the second holding portion 135, respectively. Marks 167 (marks 167a and 167b) for aligning the positions of the one end 33 of the sheet 31 and the other end 35 are arranged.

The first sandwiching portion 125 and the second sandwiching portion 135 each include a fitting protrusion 169 and a fitting recess 171 configured to hold the closed configuration of the sandwiching portion 123.
Specifically, the fitting protrusions 169 are arranged at both ends of the first sandwiching portion 125 in the longitudinal direction L, and the fitting protrusions 169 project outward in the longitudinal direction L. At the same time, it can expand and contract in the longitudinal direction L. Further, a fitting recess 171 configured to be fitted with the fitting protrusion 169 is arranged at each of both ends in the longitudinal direction L of the second sandwiching portion 135, and the fitting recess 171 has a long length. It is recessed outward in the direction L. By fitting the fitting protrusion 169 and the fitting recess 171 at both ends of the first holding portion 125 in the longitudinal direction L, the closed state of the holding portion 123 is maintained.

  On both side surfaces of the cleaning head 3 which are arranged at both ends in the longitudinal direction L, recesses 173 are formed for expanding the sandwiching portion 123 in the closed configuration. The recessed portion 173 is arranged at a position closer to the opening / closing end 147 than the rotating end 145 in the lateral direction S, and the recessed portion 173 includes the first hard member 133 and the first soft member 131 of the first sandwiching portion 125, Although it is arranged over the second hard member 143 and the second soft member 141 of the second holding portion 135, the bottom portion 175 of the recess 173 (the portion located inward in the longitudinal direction L) is the first holding portion. It is composed of the first hard member 133 of 125 and the second hard member 143 of the second holding portion 135. This makes it easy for the user to insert his / her finger into the recessed portion 173 and to expand the sandwiching portion 123 (the first sandwiching portion 125 and the second sandwiching portion 135) to form an expanded configuration, which in turn spreads the cleaning sheet 31 to the cleaning head. It becomes easy to attach to 3.

  As shown in FIG. 6, the bracket hole 117 is provided with two bracket holding portions 118 for holding the head connecting portion 201 of the bracket 5. The two bracket holding portions 118 are arranged so as to cover the periphery of the bracket 5, and the diameter of the inner surface of the bracket holding portion 118 is configured to be larger than the diameter of the outer surface of the head connecting portion 201 of the bracket 5.

  The cleaning tool 1 (cleaning head 3) has a rotation suppressing member inside the bracket holding portion 118 (more specifically, between the outer surface of the head connecting portion 201 of the bracket 5 and the inner surface of the bracket holding portion 118). Specifically, it is provided with grease (indicated by X in FIG. 6). The grease increases the friction between the inner surface (not shown) of the bracket hole 117 and the outer surface of the bracket 5 (specifically, the head connecting portion 201 described later), so that the cleaning head 3 moves against the bracket 5. To prevent it from rotating too much.

As shown in FIG. 8, the bracket 5 is composed of a rod-shaped member, and is connected to the head connecting portion 201 that is rotatably connected to the bracket hole 117 and the cleaning tool handle 7. The handle connecting portion 203 and the separating portion 205 that separates the head connecting portion 201 and the handle connecting portion 203 are provided. The head connecting portion 201, the handle connecting portion 203, and the separating portion 205 are arranged on the bracket virtual surface IS _B which is a single plane.

  In the cleaning tool handle 7, the connecting rod 301, the first handle portion 307, the second handle portion 309, the third handle portion 311, and the fourth handle portion 313 having the grip 315 are connected in that order. The connecting rod 301, the first handle portion 307, the second handle portion 309, the third handle portion 311, and the fourth handle portion 313 can be switched between a connection mode and a separation mode. Is configured.

The connecting rod 301 is a rotating portion having a handle rotation axis RA ₃ that allows the cleaning tool handle 7 to rotate in a predetermined direction, and is composed of a pair of a first joint portion 303 and a second joint portion 305. .. The first joint portion 303 is connected to the handle connecting portion 203, and the second joint portion 305 is connected to the first handle portion 307.
The connecting rod 301 (cleaning tool handle 7) is connected to the handle connecting portion 203 of the bracket 5 so that the connecting rod 301 (cleaning tool handle 7) is rotatable on the bracket virtual surface IS _B (that is, the handle). The axis of rotation RA ₃ is connected such that it is orthogonal to the virtual plane IS _{B of the} bracket.

  When the user uses the cleaning tool 1, the user puts his or her hand into the recessed portions 173 arranged on both side surfaces of the cleaning head 3 in the closed configuration in the longitudinal direction L to deploy the cleaning head 3 in the deployed configuration. As shown in FIG. 9, the cleaning head 3 in the expanded form is placed on the cleaning sheet 31 such that the first inner surface 129 and the second inner surface 139 of the holding portion 123 (the first holding portion 125 and the second holding portion 135) are upward. Place it so that it faces.

  Next, the one end 33 and the other end 35 of the cleaning sheet 31 are aligned with the marks 167a (167) and 167b (167) of the first nipping portion 125, respectively, so that one end of the cleaning sheet 31 is aligned with the mark 167a (167) and the mark 167b (167). The portion 33 and the other end portion 35 are folded toward the first inner surface 129 and the second inner surface 139, respectively.

  Next, as shown in FIG. 10, the user inserts one end 33 of the cleaning sheet 31 into the first slit portions 163 arranged in each of the two first convex portions 155 of the first holding portion 125. The other end portion 35 of the cleaning sheet 31 is fixed to the second slit portions 165 arranged on the two second convex portions 159 of the second holding portion 135.

Next, the first holding portion 125 and the second holding portion 135 are rotated about the holding portion rotation axis RA ₂ of the rotating end 145, and the fitting projection 169 and the fitting recess 171 are fitted to each other, as shown in FIG. 11. Thus, the cleaning head 3 is in the closed configuration. As a result, the one end 33 of the cleaning sheet 31 is held by the first slits 163 of the two first protrusions 155, and is meshed with the combination of the first protrusion 155 and the second recess 161 ( It is held by the combination of the first concave portion 157 and the second convex portion 159 (two places in total), so that one end 33 of the cleaning sheet 31 is unlikely to come off from the holding portion 123 during use. ..

  Similarly, the other end portion 35 of the cleaning sheet 31 is held by the second slit portions 165 of the two second convex portions 159 and is meshed with the combination of the first convex portion 155 and the second concave portion 161 ( It is held by a combination of the first concave portion 157 and the second convex portion 159 (two places in total), so that the other end portion 35 of the cleaning sheet 31 does not easily come off from the holding portion 123 during use. ..

  When the user cleans a wide space, as shown in FIG. 12, the cleaning tool 1 is in a wide space cleaning mode, and the surface to be cleaned can be cleaned without any particular limitation. The first surface 37 of the cleaning sheet 31 (the surface on the first cleaning surface 113 side of the cleaning head 3) is used for cleaning the surface to be cleaned, and when the first surface 37 becomes dirty, the cleaning head 3 is rotated 180 °. The surface to be cleaned can be cleaned using the second surface 39 of the cleaning sheet (the surface on the second cleaning surface 115 side of the cleaning head 3).

  When the user cleans a narrow space, for example, a vertical narrow space 51 as shown in FIG. 13, the cleaning tool 1 is used in a narrow space cleaning mode, specifically, the cleaning head 3 is used. 3 is rotated so that a plane direction (not shown) of the bracket 3 and an imaginary bracket surface (not shown) of the bracket 5 coincide with each other, and the end portion of the cleaning head 3 in the longitudinal direction L (preferably, the bracket hole 117). The end portion on the side where the opening 117a does not exist) can be put in a narrow space to clean the surface to be cleaned in the narrow space.

  In order to change the cleaning tool 1 from the wide space cleaning mode to the narrow space cleaning mode, the cleaning tool 1 may simply be lifted. When the cleaning tool 1 (cleaning head 3) is lifted, the center of gravity of the cleaning head 3 exists in the first head region 119, and thus the cleaning head 3 easily stands up with the first head region 119 facing downward.

  Further, since the cleaning tool 1 (cleaning head 3) has grease as a rotation suppressing member between the inner surface of the bracket hole 117 and the outer surface of the head connecting portion 201 of the bracket 5, the cleaning tool 1 is lifted. At this time, the cleaning head 3 is less likely to continue swinging like a pendulum, and easily stands upright.

  Further, in the cleaning head 3 of the cleaning tool 1 according to the first embodiment, the rotating end 145 is arranged at the other end 151 of the cleaning head 3 in the lateral direction S of the first head region 119, so that cleaning is performed. When the head 3 is lifted, the cleaning head 3 stands up so that the rotating end 145 faces downward and the opening / closing end 147 faces upward. Therefore, it is easy to clean the corner 53 of the vertically narrow space 51 by using the side surface of the cleaning head 3 on the first head region 119 side (rotating end 145 side), and at that time, the cleaning sheet 31 causes the cleaning head 3 to clean. It becomes difficult to come off.

  In the cleaning tool according to the present disclosure (the cleaning head according to the present disclosure and the use according to the present disclosure), the cleaning head has a plate-like shape having a first cleaning surface and a second cleaning surface and is orthogonal to each other in the longitudinal direction, It has a lateral direction and a thickness direction.

  The plate-like shape has two surface portions (that is, a first cleaning surface and a second cleaning surface) that extend in a direction along the longitudinal direction and the lateral direction, and that face each other. The shape is not particularly limited as long as it has a side surface portion extending in the direction along the thickness direction. The surface portion has a polygonal shape, for example, a triangle (for example, an isosceles triangle), a quadrangle (for example, a rectangle, a rhombus), a pentagon, a hexagon, or the like, which is a curved shape, for example, when viewed from the thickness direction of the cleaning head. Can be circular, oval, etc.

  Further, the surface portion (that is, the first cleaning surface and the second cleaning surface) and the side surface portion are not only flat surfaces but also curved surfaces (for example, a curved surface in which a central region other than both ends projects outward, both ends). The central region other than the above may be a curved surface that is recessed inward), and may include an uneven structure, for example, one or a plurality of convex portions, one or a plurality of concave portions, or the like. This makes it difficult for the cleaning sheet attached to the cleaning head to be displaced, and makes it difficult for the cleaning sheet to come off from the cleaning head when using the cleaning tool.

  In the cleaning tool of the present disclosure (cleaning head of the present disclosure, use of the present disclosure), the thickness of the cleaning head (length in the thickness direction) is not particularly limited, but from the viewpoint of cleaning a narrow space. The thickness is preferably thin, and the thickness is preferably 3.0 cm or less, more preferably 2.0 cm or less. From the viewpoint of the strength of the cleaning tool, the thickness is preferably 0.1 cm or more, and more preferably 1.0 cm or more. The thickness of the cleaning head means the thickest part of the cleaning head.

  In the cleaning tool of the present disclosure (the cleaning head of the present disclosure, the use of the present disclosure), the cleaning head may have a bracket hole. The opening of the bracket hole can be arranged at any position of the cleaning head, and is preferably arranged on the side surface. The opening portion of the bracket hole is a side surface portion (both side surface portions) that constitutes an end portion (both end portions) in the longitudinal direction of the cleaning head, and a side surface portion (both side portions) that constitutes an end portion (both end portions) in the lateral direction of the cleaning head. It can be disposed on the surface portion), and is preferably disposed on the side surface portions (both side surface portions) forming the end portions (both end portions) in the longitudinal direction. This is from the viewpoint of ease of use of the cleaning tool.

  The bracket hole (and the head rotation shaft) can extend in a predetermined direction. Further, it is preferable that the bracket hole (and the head rotation shaft) is arranged at the center of the side surface portion in a direction intersecting a predetermined direction (preferably a direction orthogonal to the predetermined direction). The bracket hole (and the head rotation shaft) is preferably arranged at the center of the cleaning head in the longitudinal direction or the center of the cleaning head. This is from the viewpoint of ease of rotation of the cleaning head and usability of the cleaning tool. The predetermined direction may be the longitudinal direction or the lateral direction.

  In the cleaning tool according to the present disclosure (the cleaning head according to the present disclosure and the use according to the present disclosure), the cleaning head is a sandwiching portion that sandwiches at least one of one end and the other end of the cleaning sheet. It is provided with a configuration that allows it to assume a closed configuration. As a result, the end portion of the cleaning sheet held by the holding portion does not easily come off the holding portion, and the cleaning sheet does not easily come off the cleaning head. The sandwiching portion can sandwich one end and the other end of the cleaning sheet, and can sandwich both one end and the other end of the cleaning sheet.

  The sandwiching portion is not particularly limited as long as it can sandwich the cleaning sheet, but the sandwiching portion includes a first sandwiching portion and a second sandwiching portion, and the first sandwiching portion and the second sandwiching portion. The portions are rotatably connected by a rotary end having a sandwiching portion rotation shaft extending in a direction along a predetermined direction (preferably, a direction along the head rotation axis, the longitudinal direction, etc.), and a predetermined direction ( It is preferable that the opening and closing ends extend in the direction along the head rotation axis, the longitudinal direction, etc.) so that they can be opened and closed. As a result, the end portion of the cleaning sheet held by the holding portion does not easily come off the holding portion, and the cleaning sheet does not easily come off the cleaning head.

  The rotating end and the opening / closing end can be arranged at arbitrary positions of the cleaning head. For example, when the rotating end (pinching part rotating shaft) and / or the opening / closing end extends in the direction along the head rotating shaft. In addition, the rotating end (pinching portion rotating shaft) and / or the opening / closing end may be arranged at an end portion in a direction orthogonal to the head rotating shaft, a region adjacent to the head rotating shaft, or the like. Further, when the rotating end (pinching part rotating shaft) and / or the opening / closing end extends in the direction along the longitudinal direction of the cleaning head, the rotating end (pinching part rotating shaft) and / or the opening / closing end is a short side. It may be arranged at an end portion in the direction, a region adjacent to the head rotation axis, or the like.

  In the cleaning tool of the present disclosure (the cleaning head of the present disclosure, the use of the present disclosure), when the cleaning head includes a holding portion having a first holding portion and a second holding portion, a first holding portion; As the holding means for holding the closed configuration with the second holding portion, those known in the art can be adopted, and for example, a pair of fitting projections and fitting recesses, a surface fastener (hook type member). And a loop type member), a pair of magnets, a pair of magnets and a ferromagnetic material (for example, iron, cobalt, nickel), a clip spring, a mechanical lock, and the like.

  The pair of fitting projections and fitting recesses are respectively projected and recessed in a predetermined direction, and the predetermined direction is a direction that constitutes a plane direction of the cleaning head (for example, a longitudinal direction or a lateral direction). ) Is preferred, more preferably in the direction that constitutes the longitudinal direction of the cleaning head (for example, inward or outward in the longitudinal direction), and even more preferably inward in the longitudinal direction of the cleaning head. As a result, it becomes easier to maintain the closed form of the holding portion.

  In the cleaning tool of the present disclosure (the cleaning head of the present disclosure, the use of the present disclosure), the cleaning head includes a sandwiching portion having a first sandwiching portion and a second sandwiching portion, and a weight (for the weight) And a bracket hole provided with a head rotation shaft extending in a direction along the plane direction, the weight and the bracket hole include the first holding portion. Are preferably arranged in This makes it difficult for the user to remember the weight of the weight when using the cleaning tool, and makes it easier for the cleaning head to stand up when the cleaning tool is lifted. Excellent in vertical cleaning property, vertical narrow space cleaning property, cleaning surface switching property, etc. The head rotation shaft is a rotation shaft for rotating the cleaning head with respect to the bracket.

  In the cleaning tool of the present disclosure (the cleaning head of the present disclosure, the use of the present disclosure), the cleaning head has a virtual surface that passes through the head rotation axis of the hole for the bracket and extends in the thickness direction of the cleaning head. The cleaning head may have the center of gravity of the cleaning head in the first head area when divided into the area and the second head area. In the cleaning tool, the first area of the cleaning head moves downward in a state where the center of gravity of the cleaning head is held horizontally with the head rotation shaft of the cleaning head and the cleaning head is not fixed, and the cleaning tool is cleaned. The second region of the head may be provided so as to move upward. This is from the viewpoint of vertical cleanability and vertical narrow space cleanability.

The center of gravity of the cleaning head can be adjusted in the first head region and the second head region by changing the mass of a member that constitutes the cleaning head, such as a soft member or a hard member.
Further, the center of gravity of the cleaning head can be adjusted by disposing an additional member such as a weight in the first head area. Examples of the material of the weight include metal (for example, iron, stainless steel, lead, copper, magnet), rubber, plastic and the like.

The weight can be arranged at any position in the first head region, but it is preferable that it is arranged at least at a position far from the head rotation axis. The center of gravity of the cleaning head can be efficiently separated from the head rotation shaft while suppressing an increase in the mass of the cleaning head (making it easier to stand up). Excellent in cleaning performance and cleaning surface switching performance.
The weight may be arranged so as to extend in a direction along the head rotation axis, and may be arranged so as to extend in a direction along a direction orthogonal to the head rotation axis.

  In the cleaning tool of the present disclosure (the cleaning head of the present disclosure, the use of the present disclosure), when the cleaning head includes an odd number or an even number of weights, an odd number or an even number of weights is It can be arranged so as to intersect with a virtual virtual surface in the thickness direction, which is arranged at the center in the thickness direction. Accordingly, when the user lifts the cleaning tool including the cleaning head, the cleaning head easily stands up in the direction along the vertical direction.

  Further, in the cleaning tool of the present disclosure (the cleaning head of the present disclosure, the use of the present disclosure), when the cleaning head includes an even number of weights, the even number of weights is the above-mentioned virtual center plane in the thickness direction. Can be targeted to. Accordingly, when the user lifts the cleaning tool including the cleaning head, the cleaning head easily stands up in the direction along the vertical direction.

  Further, in the cleaning tool of the present disclosure (the cleaning head of the present disclosure, the use of the present disclosure), when the cleaning head includes a weight, the weight is arranged in the thickness direction centered in the thickness direction of the cleaning head. It can be arranged to be asymmetric with respect to the central virtual plane. For example, when the cleaning head includes one weight, the weight can be arranged so as not to intersect the virtual center plane in the thickness direction. As a result, when the user lifts the cleaning tool including the cleaning head, the cleaning head easily tilts in a direction tilted from the vertical direction, so that the cleaning tool is switched between the horizontal cleaning mode and the vertical cleaning mode. It will be easier.

  14 and 15 are diagrams for explaining the cleaning tool 1 according to another embodiment of the present disclosure (hereinafter, sometimes referred to as “second embodiment”). Specifically, FIG. 14 is a perspective view of the cleaning tool 1 according to the second embodiment. FIG. 15 is a cross-sectional view of the cleaning tool 1 taken along the line XV-XV in FIG. 14.

The cleaning tool 1 according to the second embodiment includes a sandwiching portion 123 including a first sandwiching portion 125 and a second sandwiching portion 135. The first sandwiching portion 125 and the second sandwiching portion 135 are rotatably connected by a rotary end 145 having a sandwiching portion rotation axis RA ₂ extending parallel to the head rotation axis RA ₁ (longitudinal direction L), and It is openably and closably connected by an open / close end 147 extending parallel to the head rotation axis RA ₁ (longitudinal direction L).

In the cleaning tool 1 according to the second embodiment, the rotating end 145 is arranged in the second head region 121, but not the other end 151 in the lateral direction S, but the head rotating shaft in the second head region 121. It is located at a position closer to RA ₁ . The open / close end 147 is arranged at one end 149 in the lateral direction S of the first head region 119.

  In the cleaning tool 1 (cleaning head 3) according to the second embodiment, a magnet as the weight 153 is arranged in the first head region 119. The bracket 5 is composed of a rod-shaped member and has a head connecting portion 201 that is rotatably connected to a bracket hole (not shown) and a handle connecting portion 203 that is connected to the cleaning tool handle 7. And a separating portion 205 that separates the head connecting portion 201 and the handle connecting portion 203 from each other. The head connecting portion 201, the handle connecting portion 203, and the separating portion 205 are a single plane of the bracket virtual. It is located on a surface (not shown).

  The head connecting portion 201 of the bracket 5 is a head fixing magnet 181 that projects toward the opposite side of the handle connecting portion 203 of the bracket 5 at a position facing the weight 153, and is arranged so as to attract the weight 153. It has what it has. For example, when the user lifts the cleaning tool 1 to clean a narrow space in the vertical direction, the first head region 119 including the magnet as the weight 153 moves downward, the cleaning head 3 stands up, and the magnet The weight 153 is attracted to the head fixing magnet 181, and the cleaning head 3 can be fixed in a standing state. Therefore, the cleaning tool 1 according to the second embodiment is excellent in vertical cleanability in addition to horizontal cleanability. Since the bracket 5 is made of stainless steel, which is a non-magnetic material, the weight 153 as a magnet does not attract the bracket 5 itself, and the weight 153 as a magnet includes only the protruding head fixing magnet 181. It is designed to attract.

  In addition, in the cleaning tool 1 according to the second embodiment, the first holding portion 125 is arranged at a position corresponding to the weight 153 of the second holding portion 135 so as to attract the magnet forming the weight 153, and the holding magnet 183. The holding portion 123 can hold the closed state by the holding magnet 183 of the first holding portion 125 and the weight 153 (magnet) of the second holding portion 135 attracting each other. In other words, the weight 153 is used not only for disposing the center of gravity in the first head region 119, but also for holding the holding portion 123 in the closed state.

Further, in the cleaning tool 1 according to the second embodiment, one end portion (not shown) of the cleaning sheet (not shown) is arranged on the first outer surface 127 of the first sandwiching portion 125, and the two first sheets are provided. The other end portion (not shown) of the cleaning sheet (not shown) held by the slit portion 163 is provided to the two second slit portions 165 arranged on the second inner surface 139 of the second holding portion 135. Retained. In other words, one end (not shown) of the cleaning sheet (not shown) is held by the first outer surface 127 of the cleaning head 3 and the other end (not shown) of the cleaning sheet (not shown). ) Is held by the holding portion 123 of the cleaning head 3.
The other parts of the cleaning tool 1 according to the second embodiment are the same as those of the cleaning tool 1 according to the first embodiment, so description thereof will be omitted.

  In the cleaning tool of the present disclosure (cleaning head of the present disclosure, use of the present disclosure), the cleaning head preferably includes a cleaning sheet fixing portion for holding the cleaning sheet. As the cleaning sheet fixing portion, in addition to sandwiching (for example, sandwiching portion), slit portions (for example, the first slit portion 163 and the second slit portion 165 shown in the first and second embodiments), Examples include hook members for surface fasteners.

  In the cleaning tool of the present disclosure (the cleaning head of the present disclosure, the use of the present disclosure), in the case where the cleaning head includes a cleaning sheet fixing portion for holding the cleaning sheet, the cleaning head has an outer surface, One or more cleaning sheet fixing parts may be provided, and one or more cleaning sheet fixing parts may be provided on the inner surface thereof.

  As an example in which the cleaning head includes one or a plurality of cleaning sheet fixing portions on its inner surface, for example, the cleaning head includes a holding portion, for example, a holding portion having a first holding portion and a second holding portion. Some of them are listed. The first sandwiching portion and the second sandwiching portion are rotatably connected by a rotating end having a sandwiching portion rotating shaft extending in a predetermined direction (preferably, a direction along the head rotating shaft, the longitudinal direction, etc.). , The one that is openably and closably connected by an opening and closing end extending in a predetermined direction (preferably, a direction along the head rotation axis, the longitudinal direction, etc.), and the first inner surface or the second inner surface of the first holding portion. An example is one in which the second inner surface of the sandwiching portion is provided with the cleaning sheet fixing portion.

  Further, the cleaning head can be provided with one or a plurality of cleaning sheet fixing portions on its outer surface, and the cleaning head is provided with a sandwiching portion, for example, a sandwiching portion having a first sandwiching portion and a second sandwiching portion. In this case, the first outer surface of the first sandwiching portion and / or the second outer surface of the second sandwiching portion may include the cleaning sheet fixing portion.

  In the cleaning tool of the present disclosure (the cleaning head of the present disclosure, the use of the present disclosure), the cleaning head can be made of various materials, the outer surface of which is made of a soft member, and the inner portion is made of the soft material. It is preferable that it is made of a hard member that is harder than the member. This is from the viewpoint of both operability and cleanability.

  Examples of the material forming the soft member include ethylene vinyl acetate copolymer (EVA), polyurethane (PU), elastomer, rubber, sponge, various foams, cloth (for example, non-woven fabric, such as felt, woven fabric, and knitted fabric). Examples of the material forming the hard member include ABS resin, polyolefin (eg, polyethylene (PE), polypropylene (PP), etc.), polyethylene terephthalate (PET), polyacetal (POM), polycarbonate ( PC), polystyrene (PS), polyamide (PA), polyvinyl chloride (PVC), acrylic resin and composite materials thereof, and metal (for example, aluminum).

In the cleaning tool of the present disclosure (use of the present disclosure), the cleaning tool may include a cleaning head, a bracket, and a handle for the cleaning tool.
It is preferable that the bracket is formed of a rod-shaped member and is rotatably connected to the cleaning head through a bracket hole of the cleaning head. Moreover, it is preferable that the bracket is arranged on a bracket virtual surface that is a single plane. This is from the viewpoint of cleanability in a narrow space.

  Examples of the rod-shaped member include those having a circular, elliptical, or polygonal cross section, and the bracket preferably has at least a circular cross section of the head connecting portion, and the entire bracket has a circular cross section. Is preferred. This is because the cleaning head rotates about the head rotation axis and the bracket does not easily damage the surface to be cleaned. Examples of the material of the bracket include a metal, for example, a magnetic material (magnetic metal), for example, iron (for example, zinc-plated iron), a non-magnetic material (non-magnetic metal), for example, stainless steel, aluminum and the like. Be done.

In the cleaning tool of the present disclosure (use of the present disclosure), the cleaning tool includes a cleaning head fixing mechanism described below, and the cleaning head fixing mechanism is a pair of magnets or a pair of magnets and a ferromagnetic material. Sometimes the bracket may be constructed of ferromagnetic, non-magnetic and combinations thereof, and may include magnets.
For example, the cleaning head can be fixed at a desired position by forming the bracket from a non-magnetic material (for example, stainless steel) and disposing a ferromagnetic material or a magnet in a part thereof.

  The bracket includes, for example, a head connecting portion that is rotatably connected to the bracket hole, a handle connecting portion that is connected to the handle for the cleaning tool, and a separating portion that separates the head connecting portion and the handle connecting portion. Can be equipped with. The handle connecting part and the separating part and the head connecting part and the separating part may be connected so as to intersect with each other, and may be integrated so as to be curved.

  The head connecting portion and the handle connecting portion may have arbitrary lengths. For example, the head connecting portion may have substantially the same length as the handle connecting portion, thereby reducing the weight of the bracket and thus the cleaning tool and accurately applying the force applied to the cleaning tool handle to the cleaning head. It becomes easy to convey to. Further, the head connecting portion may be longer than the handle connecting portion, so that the force applied to the cleaning tool handle can be easily transmitted to the cleaning head. Further, the head connecting portion may have a length substantially the same as that of the cleaning head or a length longer than that of the cleaning head, so that the force applied to the cleaning tool handle is transmitted to the entire cleaning head. It will be easier.

  In the head connecting portion, the handle connecting portion, and the separating portion, at least the head connecting portion and the handle connecting portion are preferably arranged on the virtual plane of the bracket, and the head connecting portion, the handle connecting portion, and the separating portion. However, it is more preferable that they are arranged on the virtual plane of the bracket. This is from the viewpoint of cleanability in a narrow space.

  In the cleaning tool of the present disclosure (use of the present disclosure), the cleaning tool may further include a rotation suppressing member for suppressing the cleaning head from freely rotating about the head rotation shaft. Accordingly, when the cleaning tool is lifted, the cleaning head can be prevented from continuing to swing like a pendulum about the head rotation shaft.

  Examples of the rotation suppressing member include a friction enhancer, such as grease, disposed between the inner surface of the bracket hole and the outer surface of the bracket (for example, the head connecting portion). By using the friction enhancer, the rotation suppressing effect does not easily decrease with time.

  Further, as the rotation suppressing member, a protruding member (for example, an O-shaped ring arranged over the entire outer circumference) arranged on a part or all of the outer circumference of the bracket (for example, the head connecting portion) is used for the bracket. A member configured to cause friction with the inner surface of the hole, and a protruding member disposed on the inner surface of the bracket hole, configured to generate friction with the outer surface of the bracket (eg, head connecting portion). The thing etc. are mentioned.

  In the cleaning tool of the present disclosure (use of the present disclosure), when the bracket is arranged on the bracket virtual surface, the cleaning tool causes the cleaning head and the bracket to move in the plane direction of the cleaning head and the bracket virtual surface. Can be fixed so as to match with each other (hereinafter, the cleaning tool may be referred to as having a “cleaning head fixing mechanism”). As a result, the cleaning tool has excellent cleanability in a narrow space.

  Examples of the cleaning head fixing mechanism include a pair of magnets, a pair of magnets and a ferromagnetic material (for example, iron, cobalt, nickel), a pair of fitting portions, and the like. As an example in which the cleaning head fixing mechanism is a pair of magnets, a magnet arranged on a bracket (for example, a head connecting portion, a handle connecting portion, and / or a separating portion) and a magnet arranged on the bracket of the cleaning head are included. Embodiments (for example, 2nd Embodiment) including the magnet arrange | positioned at a corresponding position are mentioned. The same applies to an example in which the cleaning head fixing mechanism is a pair of magnets and a ferromagnetic material. As an example in which the cleaning head fixing mechanism is a pair of fitting portions, a third embodiment described later, that is, a bracket, and a groove portion that is arranged on the cleaning head and that is formed so as to fit with the bracket are provided. Can be mentioned.

  In the case where the cleaning head fixing mechanism is a pair of magnets and the magnet is arranged in the head connecting portion of the bracket, the head connecting portion of the bracket is made of a non-magnetic material and the magnet Is preferably arranged at a predetermined position in the circumferential direction of the head rotation shaft, and it is more preferable that the magnet protrudes from the head connecting portion of the bracket in a direction orthogonal to the head rotation shaft. By doing so, the cleaning head is easily fixed at a desired position.

FIG. 16 is a diagram for explaining the cleaning tool 1 according to another embodiment of the present disclosure (hereinafter, sometimes referred to as “third embodiment”), and is a perspective view.
The cleaning tool 1 according to the third embodiment includes a holding portion 123 including a first holding portion 125 and a second holding portion 135. The first sandwiching portion 125 and the second sandwiching portion 135 are rotatably connected by a rotary end 145 having a sandwiching portion rotation axis RA ₂ extending parallel to the longitudinal direction L (head rotation axis RA ₁ ), and They are openably and closably connected by an open / close end 147 extending in parallel with the longitudinal direction L (head rotation axis RA ₁ ).

In the cleaning tool 1 according to the second embodiment, the rotating end 145 is arranged in the second head region 121, but not the other end 151 in the lateral direction S, but the head rotating shaft in the second head region 121. It is located at a position closer to RA ₁ . Further, although the open / close end 147 is arranged in the first head region 119, it is arranged not at one end 149 in the lateral direction S but at a position within the first head region 119 from the head rotation axis RA _1. ing.

The cleaning tool 1 includes a magnet 191 (magnet 191a, magnet 191b, and magnet 191c) arranged on the first inner surface 129 of the first holding portion 125. The magnet 191a is arranged at the center in the longitudinal direction L, and the magnets 191b and 191c are arranged at both ends in the longitudinal direction.
Further, the cleaning tool 1 includes a magnet 193 (magnet 193a, magnet 193b, and magnet 193c) arranged on the second inner surface 139 of the second holding portion 135. The magnet 193a is arranged at the center in the longitudinal direction L and at a position corresponding to the magnet 191a, and the magnets 193b and 193c are arranged at both ends in the longitudinal direction and at positions corresponding to the magnets 191b and 191c.

  In the cleaning tool 1, the magnet 191 of the first sandwiching portion 125 and the magnet 193 of the second sandwiching portion 135 act so as to maintain the closed configuration of the sandwiching portion 123, and the first inner surface of the first sandwiching portion 125. 129 and the second inner surface 139 of the second holding portion 135, one end (not shown) and the other end (not shown) of the cleaning sheet are inserted between the magnet 191 and the magnet 193. It is configured to be held by an attracting magnetic force.

  In the cleaning tool of the present disclosure (use of the present disclosure), the cleaning tool is so-called one-handed, i.e., the cleaning head may be connected to the bracket through the bracket hole in only one place, and the so-called , Both hands, that is, the cleaning head may be connected to the bracket at a plurality of locations through the bracket holes.

  By holding the cleaning tool with one hand, as shown in FIG. 13, it becomes easier to clean the narrow space by using the end portion of the cleaning head where the bracket is not present. Further, by holding the cleaning tool with both hands, the force of the user is easily transmitted to the cleaning head.

Examples of the cleaning tool that is held by both hands include, for example, a cleaning tool that is connected to a bracket through two bracket holes arranged at two positions on the side surface of the cleaning head.
When the cleaning tool of the present disclosure (use of the present disclosure) has a longitudinal direction and a lateral direction, the two bracket holes are provided on two side surfaces facing each other, which are arranged at both longitudinal ends of the cleaning head. Part or two side parts facing each other, which are arranged at both ends in the lateral direction of the cleaning head, and two side parts facing each other, which are arranged at both longitudinal ends of the cleaning head. Preferably.

  The two bracket holes may be continuously integrated and separated, but preferably have a single head rotation axis.

  In the cleaning tool of the present disclosure (cleaning head of the present disclosure, use of the present disclosure), examples of the cleaning sheet include those known in the art, for example, those containing a nonwoven fabric, those containing a tow, and the like. Examples of the cleaning sheet include a dry type and a wet type impregnated with a chemical solution.

1 Cleaning Tool 3 Cleaning Head 5 Bracket 7 Cleaning Tool Handle 31 Cleaning Sheet 111 Cleaning Surface 113 First Cleaning Surface 115 Second Cleaning Surface 117 Bracket Hole 117a Opening 118 Bracket Holding 119 First Head Area 121 Second Head Area 123 clamping portion 125 first holding portion 135 second sandwiching portions 145 rotate end 147 open end 153 weight P planar direction T thickness direction L longitudinal direction S widthwise direction iS virtual surface iS _T the thickness direction center ideal plane iS _B bracket virtual Surface RA ₁ Head rotation axis RA ₂ Clamping section rotation axis RA ₃ Handle rotation axis

Claims (14)

A cleaning head for a cleaning tool, capable of holding a cleaning sheet,
The cleaning head has a plate-like shape having a first cleaning surface and a second cleaning surface, and has a longitudinal direction, a lateral direction, and a thickness direction orthogonal to each other,
The cleaning head includes a sandwiching unit that sandwiches at least one of one end and the other end of the cleaning sheet, and is configured to be in a deployed form and a closed form. ,
The cleaning head described above. The sandwiching portion includes a first sandwiching portion and a second sandwiching portion,
The first sandwiching portion and the second sandwiching portion are rotatably connected by a rotary end having a sandwiching portion rotation shaft extending in the direction along the longitudinal direction, and open / close extending in the direction along the longitudinal direction. The cleaning head according to claim 1, wherein the cleaning head is openably and closably connected by an end.   The cleaning head according to claim 2, wherein the open / close end is arranged at an end portion of the cleaning head in the lateral direction.   The cleaning head according to claim 2 or 3, wherein the rotating end is arranged at an end portion of the cleaning head in the lateral direction.   The cleaning head is provided at one or both ends of the longitudinal direction with a recessed portion for developing the sandwiching portion and extending over the first sandwiching portion and the second sandwiching portion. The cleaning head according to any one of claims 2 to 4. The first sandwiching portion includes a first outer surface and a first inner surface, and the second sandwiching portion includes a second outer surface and a second inner surface,
The first sandwiching portion includes a first soft member that constitutes the first outer surface and a first hard member that constitutes the first inner surface, and the second sandwiching portion is the second soft member that constitutes the second outer surface. A member and a second hard member forming the second inner surface,
A bottom portion of the hollow portion is composed of at least a first hard member and a second hard member,
The cleaning head according to claim 5. The first sandwiching portion includes a first inner surface and a first outer surface, and the second sandwiching portion includes a second inner surface and a second outer surface,
A first inner surface and a second inner surface each have a first slit portion for holding the one end portion of the cleaning sheet and a second slit portion for holding the other end portion of the cleaning sheet. have,
The cleaning head according to any one of claims 2 to 6. The first inner surface includes a first convex portion and a first concave portion configured to hold the cleaning sheet,
The second inner surface includes a second concave portion and a second convex portion, which are configured to hold the cleaning sheet, respectively corresponding to the first convex portion and the first concave portion,
The cleaning head according to claim 7.   The cleaning head according to claim 8, wherein the first slit portion and the second slit portion are arranged on the first convex portion and the second convex portion, respectively.   The cleaning head according to any one of claims 6 to 9, wherein the first outer surface and the second outer surface form a first cleaning surface and a second cleaning surface, respectively. The first sandwiching portion and the second sandwiching portion each include a fitting protrusion and a fitting recess, which are configured to hold the closed configuration of the sandwiching portion, and which are fitted to each other,
The fitting projection is projected in the longitudinal direction and is expandable and contractable in the longitudinal direction, and the fitting recess is recessed in the longitudinal direction.
The cleaning head according to any one of claims 2 to 10. A cleaning tool including a cleaning head capable of holding a cleaning sheet,
The cleaning head has a plate-like shape having a first cleaning surface and a second cleaning surface, and has a longitudinal direction, a lateral direction, and a thickness direction orthogonal to each other,
The cleaning head includes a sandwiching unit that sandwiches at least one of one end and the other end of the cleaning sheet, and is configured to be in a deployed form and a closed form. ,
The cleaning tool as described above. Use of a cleaning sheet for a cleaning tool comprising a cleaning head capable of holding the cleaning sheet,
The cleaning head has a plate-like shape having a first cleaning surface and a second cleaning surface, and has a longitudinal direction, a lateral direction, and a thickness direction orthogonal to each other,
The cleaning head includes a sandwiching unit that sandwiches at least one of one end and the other end of the cleaning sheet, and is configured to be in a deployed form and a closed form. ,
The use, characterized in that A cleaning sheet for the cleaning head according to any one of claims 1 to 11 or for the cleaning tool according to claim 12.
The cleaning sheet is configured to be held by the cleaning head,
The cleaning sheet.

Images