JP3170450B2 - Cleaning tools - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cleaning tool to which a dirt wiping sheet can be attached and detached and which is used for cleaning a floor or the like.

[0002]

2. Description of the Related Art An example of such a tool is disclosed in Japanese Unexamined Patent Publication No. 5-2450.
No. 91 discloses this. According to this, a dirt wiping sheet is applied to the lower surface of a rectangular plate having a long handle on the upper surface, and the edge of the sheet is folded back to the upper surface along the long side of the plate, and a clamp member on the upper surface is formed. The dirt wiping sheet is attached to the tool by gripping the edge of the tool.

[0003]

In the prior art, the clamp member opens and closes via a hinge mechanism. When the clamp member opened upward for attaching the wiping sheet has no means to keep it in the open position, it is closed unexpectedly during the installation work, and it takes time to perform the work. There is.

Accordingly, an object of the present invention is to provide a cleaning tool that replaces a wiping sheet and that can hold a clamp member for attaching the sheet in an open position.

[0005]

In order to solve the above-mentioned problems, according to the present invention, there is provided a rectangular plate-like body having two sets of parallel sides defined at right angles to each other and having a long handle on an upper surface thereof. It is assumed that the cleaning tool covers the lower surface of the plate-like body with a dirt wiping sheet that is attached to and detached from the body.

On this premise, the present invention is characterized in that the means for attaching and detaching the wiping sheet includes a pair of parallel sides of the two sets on the upper surface of the plate-like body. It comprises a pair of clamp members arranged symmetrically with their base ends facing each other on a line bisecting approximately two, and an engaging means formed on the upper surface with which the clamp members engage and disengage, Each of the clamp members is pivotally attached to the upper surface at the proximal end, and when opened, the edge of the wiping sheet can be inserted between the clamp member and the upper surface and closed. Sometimes, when the fastening member is engaged with the engagement means on the upper surface, the edge of the inserted sheet can be sandwiched together with the upper surface, and when the member is closed at the base end of the clamp member. Above An engagement projection is formed that hangs down toward the upper surface of the plate-like body and moves in an arc around the pivot axis together with the pivotal movement of the clamp member. A projection is formed so that the projection engages during the movement process and can be elastically deformed in the vertical direction, and the projection reaches a conceivable point with respect to the spring at a position where the clamp member is opened at a required angle. is being done,
It is in.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The details of the cleaning tool according to the present invention will be described below with reference to the accompanying drawings.

A cleaning tool 1 shown in a perspective view in FIG. 1 comprises a plate 2 and a long handle 4 attached to the plate 2 via a conventional universal joint 3. Is indicated by phantom lines. In addition, the illustration of a part of the long handle 4 is omitted.

The plate-like body 2 is a rectangle which is long in the left and right directions, has a pair of long sides 7A and a pair of short sides 7B facing each other, and has a main body 8 made of hard plastic and a peripheral wall 21 of the main body 8.
(See FIG. 2). On the upper surface 10 of the main body 8, a pair of left and right projections 11 for attaching the free joint 3 is provided at the center on a line bisecting the pair of short sides 7B, and a recess is provided between each short side 7B and the projection 11. 16 are formed. The concave portion 16 is almost entirely covered by a sheet mounting clamp member 13, and the member 13 is moved so that the base end portion 1 can be opened and closed with respect to the concave portion 16.
4 is pivotally mounted on the upper surface of the body 8. The clamp member 13 has a free end 1 located near the short side 7B.
When the pinch 5 is pinched, it can be opened and closed with respect to the recess 16.
After the clamp member 13 is opened in the direction of arrow P, the sheet 5
When the member 13 is closed over the concave portion 16 and then the member 13 is closed, the sheet 5 can be irremovably clamped between the upper surface 10 and the member 13.

The long handle 4 is made of a hard plastic and can be pivoted in both directions of double-headed arrows Q and R.

FIG. 2 is a partial cross-sectional view taken along the line II-II of FIG. 1, in which one of the clamp members 13 is open.
In the plate-like body 2, the elastic member 9 is fitted so that the side wall 31 does not easily come off the flange 22 formed on the peripheral wall 21 of the main body 8.
Is substantially integral. The member 9 forms the lower surface 23 of the plate-shaped body 2 by covering the entire lower side of the main body 8. On the lower side of the main body 8, a number of hanging ribs 24 are provided,
They are in contact with the inner surface of the elastic member 9 from above. The elastic member 9 has a second side wall 30 having an inverted L-shaped cross section on the outer side of the four peripheral side walls 31, and the second side wall 30 is located above the side wall 31 of the member 9. Part 32 and base end 3
2 and a side portion 33 that extends slightly outward in the horizontal direction and then hangs substantially parallel to the side wall 31.
3 is separated from the side wall 31 by the dimension d.

FIG. 3 is a partial perspective view of the plate-like body 2,
The clamp member 13 is shown pivotally supported by the plate-like body 2 by a pair of pivot shafts 42 extending laterally from the base end portion 14 and opened upward. The clamp member 13 is made of hard plastic, has a locking claw (latch) 35 on the lower surface of the free end 15, and latches with a locking portion 36 of the main body 8 when closed. On both sides in the width direction of the lower surface of the clamp member 13, a pair of engaging portions 37, 38 each having a saw-toothed tip hang down, and when the member 13 is closed,
It is fitted into a pair of grooves 39 and 40 formed in the recess 16. On the main body 8, a male tape 41 of a pair of male and female tapes known as a brand name magic tape is stuck between the pair of concave portions 39 and 40.

A clamp member 13 is provided on the inner surface of the base end 14.
As shown in the figure, a projection 53 is formed which extends in the horizontal direction when opened substantially vertically and which hangs down toward the upper surface of the plate-like body 2 when the member 13 is closed. The plate-shaped body 2 has a cantilever-type spring portion 56 in which the thickness direction in the vicinity of the hanging of the projection 53 is cut out in a U-shape to define it. The spring portion 56 has a base end 57 near the short side 7B of the plate-like body 2, and a free end 58 extends toward the center.

FIG. 4 is a partially enlarged view of FIG.
(A), (B), and (C) show a process in which the clamp member 13 shifts from a closed state to an open state. (A)
The clamp member 13 which is closed at the position is not easily opened by latching the main body 8. The projection 53 at the base end of the clamp member 13 does not touch or slightly touches the spring portion 56 of the main body 8. In (B), about 4
The protrusion 53 of the clamp member 13 which is opened by 5 ° has its distal end portion 53A moving in an arc, abutting against the curved slope portion 56A of the spring portion 56 from the left to push down the spring portion 56,
It is in a stopped state. The clamp member 13 is located at a conceivable point with respect to the spring portion 56, and pivots vigorously in the closing direction X when a slight force is applied downward, and vigorously pivots in the opening direction Y when applied upward. In (C), the clamp member 13 is in a state of being opened by about 90 °, and the projection 53 is slightly in contact with the spring portion 56 or is not in contact therewith. The clamp member 13 thus opened
Does not close unless force is applied to pass the thought point.

In the tool 1 constructed as described above, first, the clamp member 13 is opened, and then the wiping sheet 5 is applied to the lower surface 23 of the plate-like body 2, and the edge 4 of the sheet 5 is further moved.
5 and 46 (see FIG. 1) are folded on the upper surface 10 of the plate-like body 2 along the long side 7A so that the edge 45 covers the groove 39 and the edge 4
The edges 45 and 46 are fastened to the tape 41 with 6 covering the groove 40. Next, when the clamp member 13 is closed, the seat 5 is attached to the side walls of the locking portions 37, 38 and the groove portions 39, 38.
40 and the locking portions 37, 38
Abuts the serrated tip of Due to such sandwiching and contact, the sheet 5 does not come off the plate-shaped body 2 even when the floor surface is wiped.

When attaching the seat 5 to the main body 8,
If the clamp member 13 is widely opened to pass the thought point, the member 13 does not easily close, so that the edges 45 and 46 of the sheet 5 can be securely fastened to the tape 41 in order. .

In the plate-like body 2 shown in FIG. 5, the edges 47 and 48 of the wiping sheet 5 are folded back along the short side 7B.
It is clamped by the member 13. When the sheet 5 is wide and is attached as shown in the figure, the sheet may be used without waste. The main body 8 and the clamp member 13
The seat 5 is interposed between the locking portions 35 and 36 between the seats 5 and 36. Thus, even when the sheet 5 is attached, the clamp member 13 does not easily close, and the attaching operation is easy.

[0018]

In the cleaning tool according to the present invention, the work of attaching the wiping sheet to the main body is easy because the opened clamp member is not easily closed.

[Brief description of the drawings]

FIG. 1 is a perspective view of a cleaning tool.

FIG. 2 is a sectional view taken along line II-II of FIG.

FIG. 3 is a partial perspective view of a plate-like body with a clamp member opened.

FIG. 4 is a partially enlarged cross-sectional view of FIG.
(B), (C) shows the process of opening the clamp member.

FIG. 5 is a drawing similar to FIG. 2, illustrating a clamped state of the wiping sheet.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Cleaning tool 2 Plate-shaped body 4 Long handle 5 Wiping sheet 7A, 7B Side 10 Upper surface 13 Fastening member (clamp member) 14 Base end 23 Lower surface 36 Engaging means (locking claw) 53 Projection 56 Spring portion

Claims (1)

(57) [Claims] 1. A rectangular plate-like body having two sets of parallel sides orthogonal to each other and having a long handle on an upper surface, and a lower surface of the plate-like body covered with a dirt wiping sheet detachable from the plate-like body. Means for attaching and detaching the wiping sheet, wherein the means for attaching and detaching the wiping sheet are based on each other on a line which substantially bisects each of the pair of parallel sides of the two sets on the upper surface of the plate-like body. It comprises a pair of clamp members arranged symmetrically with their ends facing each other, and an engagement means formed on the upper surface with which the clamp members are disengaged. Each of the pair of clamp members is At its proximal end, the wiping sheet is pivotally attached to the upper surface so that the edge of the wiping sheet can be inserted between the clamp member and the upper surface when opened, and the clamp member is closed when closed. Engage the engagement means on the top An edge of the inserted sheet can be sandwiched together with the upper surface, and when the member is closed at the base end of the clamp member, the sheet hangs down toward the upper surface of the plate-like body, and the clamp member pivots. At the same time, an engaging projection that moves in an arc around the pivot axis is formed, and the projection is engaged with the plate-like body below the engaging projection in the moving process and is elastically deformable in the vertical direction. The cleaning tool according to claim 1, wherein a spring portion is formed, and the projection reaches a conceivable point with respect to the spring portion when the clamp member is opened at a required angle.