JPH09327428A - Holder for cleaning member - Google Patents

Abstract

PROBLEM TO BE SOLVED: To keep setting stability of a cleaning member and improve the strength of a holder itself, by forming a plurality of oval or circular ribs with diameters to become orderly larger toward the outside almost from the central part on the upper face of the holder. SOLUTION: A handle attaching bar 5 is rotatably connected to the central part of the upper face of this holder 1 via a universal joint 3, a plurality of oval ribs 10a, 10b, and 10c with diameters orderly larger toward the outside centering on the universal joint 3 are formed, and a protrusion 11 for engaging a sheet is formed. This protrusion 11 has a swelling part for falling prevention on the upper end part. Each of ribs 10a, 10b, and 10c is formed in a chevron shape with a gentle slope face, and valley shapes with slope faces to be smoothly connected to chevron shapes are formed between ribs 10a, 10b, and 10c. Heights of ribs 10a, 10b, and 10c are made orderly lower toward the outside from the center part.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cleaning member holder for detachably holding a rental cleaning sheet or the like.

[0002]

2. Description of the Related Art FIG. 8 shows a conventional general cleaning sheet 31.
And the holder 32 thereof. The holder 32 is formed in a flat rectangular box shape or a plate shape, and the upper surface thereof is a substantially flat surface, and a bar-shaped handle 37 is provided in the center through a universal joint 36. It is connected. The cleaning sheet 31 has folded portions 31b on both front and rear sides, and a so-called magic tape surface 34 that can be engaged and disengaged with each other is provided on the back surface of the folded portion 31b and the upper surface of the holder 32. That is, the cleaning sheet 31 is superposed on the cleaning surface (lower surface) of the holder 32, the folded-back portion 31b is folded back to the upper surface of the holder 32, and the magic tape surfaces 34 are engaged with each other to be fixed.

[0003]

Such a cleaning sheet 3
Since the holder 32 of No. 1 has a simple structure and is light and easy to handle, it may be handled relatively roughly, and the cleaning sheet is displaced during use, or the holder 3 is forcibly held in a narrow space.
The holder itself may be deformed by pushing 2 in.

[0004]

An object of the present invention is to provide a holder for a cleaning member which can maintain the stability of the mounting state of a cleaning member such as a cleaning sheet and at the same time improve the strength of the holder itself.

[0005]

According to the first aspect of the present invention,
In a holder for a cleaning member that holds a cleaning member such as a cleaning sheet on a lower cleaning surface, a plurality of ellipses on the upper surface of the holder, the diameter of which increases in sequence around the center of the holder. A holding member for a cleaning member, characterized in that a rib having a shape or a circular shape is formed.

According to a second aspect of the present invention, in the holder for the cleaning member according to the first aspect, in the holder for the cleaning member according to the first aspect, the handle is connected to the central portion of the upper surface of the holder. The handle mounting part is provided, and the height of each rib is
The height gradually decreases from the center side where the handle mounting portion is located to the outer side rib.

According to a third aspect of the present invention, in the holder for the cleaning member according to the first aspect, locking protrusions are formed on the upper surface of the holder, and slits are formed on both sides of the cleaning member, and Fold both sides of the cleaning member back to the top of the holder,
The cleaning member is held by engaging the slit with the protrusion.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows a holder 1 according to the present invention.
FIG. 4 is a vertical sectional front view of the holding tool 1, which is generally rectangular when viewed from above and is formed into a flat rectangular box shape as a whole, and the lower surface serves as a cleaning surface for holding the cleaning sheet.

A handle mounting bar 5 is rotatably connected to the center of the upper surface of the holder 1 through a universal joint 3 in the front-rear direction and left-right direction. Multiple elliptical ribs 10
a, 10b, 10c are formed, and further, a projection 11 for seat locking is formed. The projection 11 has a bulged portion at the upper end for preventing it from coming off. Each rib 10a, 10
b and 10c are formed in a mountain shape having a gently sloping surface, and between the ribs 10a, 10b and 10c are formed in a valley shape having an sloping surface that is smoothly continuous with the mountain shape of each rib 10a, 10b, 10c. Has been done. Each rib 10
The heights of a, 10b, and 10c gradually decrease from the center side to the outer side.

FIG. 3 shows a plan view of the holder 1. In order to clarify the shape of each elliptical rib 10a, 10b, 10c as viewed from above, each elliptical rib 10a, 10b, 1 is shown.
Ranges corresponding to 0c11 (mountain portion) are indicated by diagonal lines of virtual lines. As for the elliptical shape, the diameter of the holder 1 in the longitudinal direction (horizontal direction) is the major axis, and the ratio of the major axis to the minor axis in the front-rear direction is approximately the same as the ratio of the long side and the short side of the holder. Is set so that the elliptical ribs are spread and distributed all over the upper surface of the holder. In addition, the protrusions 11 for engagement are provided on the left and right ones in the front and rear.
It is formed in pairs, and is formed long in the left-right direction.

FIG. 6 shows an example of the cleaning sheet 13. Folding portions 13b are integrally formed at the front and rear ends of a rectangular main body portion 13a.
A pair of left and right engaging slits 14 is formed on each of 3b.

In FIG. 1, a universal joint 3 comprises a pair of left and right brackets 20 integrally formed at the center of the upper surface of the holder 1.
The intermediate rotation member 21 is rotatably supported in the front-rear direction, and the lower portion 5 of the handle mounting bar 5 is attached to the intermediate rotation member 21.
A is supported so as to be rotatable in the left and right directions. A pipe-shaped handle 8 can be detachably connected to the handle joint bar 5. That is, the lower end portion of the handle 8 is fitted to the upper shaft portion 5b of the handle joint bar 5, and the locking ball 18 of the shaft portion 5b and the hole 19 of the handle 8 are engaged to lock. . The locking ball 18 is biased outward in the axial radial direction by a spring or the like, and can be retracted toward the axial center side against the spring.

FIG. 4 shows a detailed structure of the universal joint 3, in which hemispherical support shafts 22 formed on the left and right side surfaces of the intermediate rotation member 21 are rotatably supported by a spherical bearing 23 of the bracket 20. On the upper side of the spherical bearing 23, a shallow shaft portion inserting angular groove 25 is formed up to the upper end of the bracket. That is, when mounting the intermediate rotation member 21,
By aligning the hemispherical support shaft 22 with the position of the groove 25 from above and press-fitting it between the brackets 20, the support shaft 22 can be fitted into the spherical bearing 23.

In FIG. 2, the connection between the intermediate rotating member 21 and the handle mounting bar 5 is basically the same as described above, and a pair of front and rear brackets 26 formed on the intermediate rotating member 21 are spherical. The bearing 28 and the shaft portion insertion square groove (not shown) are formed, and the front and rear sides 1 are formed at the lower end portion of the mounting bar 5.
The pair of spherical support shafts 29 are press-fitted between the brackets 26 using the above-mentioned insertion grooves, and are fitted into the spherical bearings 28.

Explaining how to attach the cleaning sheet 13, as shown in FIG. 2, the main body portion 13a of the cleaning sheet 13 is placed on the lower cleaning surface of the holder 1, and the front and rear folded portions 13b are placed on the upper surface of the holder. Then, the slits 14 shown in FIG. 6 are engaged with the corresponding protrusions 11 as shown in FIG.

The folded portion 13b of the cleaning sheet 13 is
Since it is in contact with the elliptical rib 10c, etc., the rib 10c
The friction between the cleaning sheet 13 and the cleaning sheet 13 stabilizes the seat attachment state. That is, it is possible to reduce the displacement of the cleaning sheet 13 during the cleaning operation due to the friction between the both, and it is possible to extend the life of the cleaning sheet 13.

[0017]

[Other Embodiments]

(1) FIG. 7 shows an arrangement of the protrusions 11 and a modified example of the cleaning sheet 13. The protrusions 11 are arranged on the center line of the front-rear width of the holder 1 at a distance in the left-right direction for cleaning. The slits 14 at the front and rear of the seat 13 are commonly engaged. This reduces the number of protrusions 11 and increases the contact area between the cleaning sheet 13 and the elliptical ribs 10c, 10b, and 10c, thereby improving the mounting stability.

(2) It is possible to form circular ribs as the planar shape of the ribs, or it is possible to form circular ribs and elliptical ribs in combination.

As described above, according to the present invention, (1) in a holder for attaching a cleaning member such as a cleaning sheet to the lower cleaning surface, a plurality of ribs are formed on the upper surface of the holder. Therefore, it is possible to improve the strength of the holder, and moreover, because the shape of these ribs is an elliptical shape or a circular shape in which the diameter gradually increases with the center of the holder as a center, other shapes, For example, as compared with rectangular ribs or simple vertical and horizontal grid-like ribs, there are no portions where stress tends to concentrate.

(2) Both sides of the cleaning member are folded back toward the upper surface of the holder, and the folded portion is fixed on the upper surface of the holder so that the folded portion abuts on the elliptical rib of the upper surface of the holder. The cleaning sheet surely abuts the ribs, and the friction between them makes the mounting state stable. That is, during the cleaning work,
The deviation of the cleaning sheet can be reduced by the friction with the ribs, and the life of the cleaning sheet can be extended. Of course, the aesthetics are also improved.

(3) In the holder for the cleaning member according to the first aspect, as in the invention according to the second aspect, when the rib in the vicinity of the handle mounting portion where the bending load is the largest is the highest, the holder is applied. The bending load is effectively received according to the size of each position, and the bending strength as a whole is improved without waste.

(4) In the holder for the cleaning member according to the first aspect, as in the invention according to the third aspect, a retaining projection is formed on the upper surface of the holder, so that the holder for the cleaning member is shorter. When the slits are formed on both sides in the direction and both sides of the cleaning member are folded back to the upper surface of the holder, and the slits are engaged with the protrusions, the fixing structure of the cleaning member becomes simple and Thus, the mounting stability of the cleaning member can be maintained.

[Brief description of drawings]

1 is a vertical cross-sectional front view (cross-sectional view taken along line I-I of FIG. 2) of a holder for a cleaning member to which the present invention is applied.

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

FIG. 3 is a plan view of a holder.

4 is an IV-IV cross sectional enlarged partial view of FIG. 2 of the universal joint.

5 is a view on arrow V in FIG. 4. FIG.

FIG. 6 is a plan view of a cleaning member.

FIG. 7 is a plan view showing a modified example of the holder.

FIG. 8 is a perspective view of a conventional technique.

[Explanation of symbols]

 1 Holding Tool 6 Cleaning Member (Cleaning Sheet) 3 Universal Joint 10a, 10b, 10c Rib 11 Protrusion

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Kensuke Fujii 1-33 Toyotsu-cho, Suita City, Osaka Prefecture Duskin Co., Ltd.

Claims (3)

[Claims] 1. A holder for a cleaning member, which holds a cleaning member such as a cleaning sheet on a lower cleaning surface, has a diameter that gradually increases on the upper surface of the holder about the center of the holder. A holding member for a cleaning member, wherein a plurality of elliptical or circular ribs are formed. 2. The holder for a cleaning member according to claim 1, wherein a handle attachment portion for connecting a handle is provided in a central portion of an upper surface of the holder, and a height of each rib is located at the handle attachment portion. A holder for a cleaning member, characterized in that the depth is gradually lowered from the center side toward the outer side rib. 3. The holder for a cleaning member according to claim 1, wherein a retaining projection is formed on an upper surface of the holder, slits are formed on both sides of the cleaning member, and both sides of the cleaning member are formed. A holder for a cleaning member, which is folded back to the upper surface of the holder and holds the cleaning member by engaging a slit with the protrusion.