JP2022123768A - Dustpan - Google Patents

Abstract

To provide a dustpan that prevents dust or the like from depositing on an inside of a dust collection case when the dustpan is not used, and also renders dirt on the dust collection case inconspicuous when seen from outside.SOLUTION: A dustpan 10 has: a substantially rodlike grip handle 1; a dust collection case 2 having a substantially flat bottom plate 21, side plates 22 rising up from both side ends and rear end of the bottom plate 21, and a top plate 23 extending from the side plates 22 so as to cover a rear top of the bottom plate 21; and rotation means 3 that rotatably couples an end of the grip handle 1 to the top plate 23 of the dust collection case. The dustpan 10 can change in shape to: a storage mode in which, with the grip handle 1 standing substantially vertically on a floor surface, a lower opening 4 side of the dust collection case 2 faces down so that the dustpan can come into contact with the floor surface; and a dust collection mode in which the bottom plate 21 side of the dust collection case faces down so that the dustpan can come into contact with the floor surface.SELECTED DRAWING: Figure 1(a)

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dustpan provided with a dust collection case for containing dirt and dust and a rod-shaped handle.

2. Description of the Related Art Conventionally, there has been known a dustpan for household use, which includes a plastic dust collection case for containing dirt and dust, and a rod-shaped handle (Patent Document 1).

The dustpan described in Patent Document 1 consists of a handle and a receiving part. An active handle and a pinching groove are provided above the handle. A U-shaped groove is provided on the inner end wall of the part, and a positioning hole and a slide arc groove are provided on both sides of the U-shaped groove. It is fitted in the groove, and with the positioning post as a fulcrum, the slide post of the handle can be slid in the slide arcuate groove to put it into a storage mode when not in use.

Utility Model Registration No. 3176955

However, in the storage mode of the dustpan described in Patent Document 1, since the tip of the opening of the receiving portion is directed upward, dust and the like may adhere and remain inside the receiving portion. The dirt on the part was easily visible from the outside. In addition, the operation of rotating the opening tip of the receiving part upward is unsanitary because it is necessary for the user to touch the opening tip of the receiving part by hand. .

The present invention solves the above-mentioned conventional problems, and can prevent dust and the like from adhering to and remaining inside the dust collecting case when the dustpan is not in use, and at the same time, the dirt on the dust collecting case can be prevented. To provide a dustpan which can be made difficult to be visually recognized from the outside and which can be transformed between a dust collection mode and a storage mode by a simple operation.

In order to solve the above-described conventional problems, the invention of claim 1 provides a substantially bar-shaped gripping handle, a substantially flat bottom plate, side plates standing from both side ends and a rear end of the bottom plate, and an upper rear portion of the bottom plate. a dust collecting case having a top plate extending from the side plate so as to cover the dust collecting case; wherein the dust collection case has a lower opening formed by the bottom plate and part of the side plate, and an upper opening formed by the top plate and part of the side plate, and the grip handle is placed on the floor surface. In a storage mode in which the lower opening side of the dust collection case can be brought into contact with the floor while standing substantially vertically, and in which the bottom plate side of the dust collection case can be brought into contact with the floor with the bottom plate side of the dust collection case facing downward. It is characterized by being able to transform into a dust collection mode.

The dustpan of claim 1 can be transformed into a storage mode in which it can contact the floor surface with the lower opening side of the dust collection case facing downward while the grip handle is erected in a substantially vertical direction with respect to the floor surface. Therefore, it is possible to prevent dust from adhering to the inside of the dust collecting case and remaining there when the dustpan is not used, and to make it difficult to see the dirt on the dust collecting case from the outside. In addition, since the dust collection case can be transformed into the storage mode with the lower opening side facing downward, it is possible to prevent scattering of dust and the like.

The invention of claim 2 is characterized in that, in the invention of claim 1, it is possible to change between the storage mode and the dust collection mode by the user's operation of the handle. Accordingly, since the user's hand does not touch the dust collecting case, it is hygienic and can prevent adhesion of dust and the like. In addition, the dustpan can be changed between the dust collection mode and the storage mode with a simple operation.

The invention of claim 3 is based on the invention of claim 1 or 2, wherein the bottom plate of the dust collection case has a soft member at the front end, and the soft member is not in contact with the floor surface in the storage mode. Characterized by Thereby, deterioration of the soft member can be suppressed, and durability can be improved.

The invention according to claim 4 is the invention according to any one of claims 1 to 3, wherein the rotating means comprises a pressing member biased so as to protrude in the axial direction of the gripping handle, and an outer surface of the top plate of the dust collection case. and a receiving member having two or more concave portions to be fitted with the pressing member; The handle can be reciprocally rotated in a substantially vertical upward direction and a substantially parallel rearward direction with respect to the plane of the bottom plate of the dust collection case. It is formed closer to the front side than an imaginary line drawn vertically upward with respect to the plane of the bottom plate of the dust collection case, and from the axial center of the shaft member to the rear parallel to the plane of the bottom plate of the dust collection case. It is characterized by being formed closer to the lower side than the drawn imaginary line. As a result, the gripping handle can be fixed in a state in which the longitudinal direction thereof is slightly inclined from the substantially vertical upward direction or the substantially parallel rearward direction with respect to the plane of the bottom plate of the dust collecting case, so that the gripping handle can be easily dislodged by its own weight or a slight impact. It can prevent the fixation from being released.

The invention of claim 5 is the dustpan according to any one of claims 1 to 4, wherein a broom having a handle and a cleaning brush provided at the lower end of the handle can be attached and detached in the storage mode. In the dust collection case, a top plate of the dust collection case is formed with a concave portion capable of accommodating a portion of the handle of the broom. Therefore, the broom can be attached to and detached from the dustpan in the storage mode, and can be made compact.

According to the invention of claim 6, in the invention of claim 5, in the storage mode, the opening edge of the top plate is formed so as to be substantially parallel to the floor surface, and the opening edge of the top plate is It is characterized by constructing a guide wall for guiding the cleaning brush of the broom into the inside of the dust collection case. Therefore, the guiding wall can smoothly guide the cleaning brush of the broom into the inside of the dust collection case. In addition, since the opening edge of the top plate constitutes the guide wall, it is possible to prevent the cleaning brushes of the broom from contacting the bottom plate and side plates of the dust collection case and staining them.

According to the invention of claim 7, in the invention of claim 5 or 6, in the storage mode, the cleaning brush of the broom can be stored inside the dust collection case, and can be extended beyond the lower opening and the upper opening of the dust collection case. It is characterized in that it can be accommodated so as not to protrude in the direction. Therefore, in the storage mode, the cleaning brushes of the broom can be made difficult to see from the outside, and dust and the like adhering to the cleaning brushes can be prevented from scattering to the outside. In addition, it can be made more compact with the brooms connected.

The invention of claim 8 is characterized in that, in the invention of any one of claims 1 to 7, the plane of the top plate of the dust collection case is positioned substantially perpendicular to the floor surface in the storage mode. there is Therefore, in the storage mode, by bringing the top plate of the dust collection case into contact with the wall surface of the room, the opening surface of the dust collection case is covered with the floor surface and the wall surface. It is possible to prevent dust particles and the like from scattering to the outside, and to make dirt on the dust collection case more difficult to be visually recognized from the outside.

The invention of claim 1 can prevent dust from adhering to the inside of the dust collection case when the dustpan is not in use, and can make dirt on the dust collection case less visible from the outside. Moreover, the invention of claim 2 can prevent dust and the like from adhering to the hands of the user. Further, the invention of claim 3 can suppress deterioration of the soft member and improve durability. In addition, according to the fourth aspect of the present invention, it is possible to prevent the handle from being released due to its own weight or some impact.

According to the fifth aspect of the invention, the broom can be attached to and detached from the dustpan in the storage mode. Further, according to the sixth aspect of the present invention, the cleaning brush of the broom can be smoothly guided into the inside of the dust collecting case, and the cleaning brush of the broom can be prevented from coming into contact with the bottom plate and side plates of the dust collecting case and becoming dirty. can be done. In addition, in the stored mode, the cleaning brush of the broom can be made difficult to see from the outside, and the dust and the like adhering to the cleaning brush can be prevented from scattering to the outside. Further, according to the eighth aspect of the present invention, it is possible to prevent dust and the like adhering to the dust collection case from scattering to the outside, and to make dirt on the dust collection case less visible from the outside.

The perspective view in the dust collection mode of the dustpan which concerns on this invention The front view in the dust collection mode of the dustpan which concerns on this invention The left side view in the dust collection mode of the dustpan which concerns on this invention. The perspective view in the storage mode of the dustpan which concerns on this invention. Fig. 3 is a perspective view of the dustpan according to the present invention combined with a broom in storage mode; Left side view of the dustpan according to the present invention in a state in which it is combined with the broom and is in contact with the wall, in the storage mode (a) to (c) are front views of the dustpan according to the present invention with a broom attached in storage mode. (a) to (d) are left side views of the dustpan according to the present invention showing the detachment process from the broom. (a) Partial cross-sectional view of the dustpan according to the present invention in the storage mode (b) Partial cross-sectional view of the dustpan according to the present invention in the dust collection mode

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, embodiments of the present invention will be described with reference to the drawings. It should be noted that the present invention is not limited by this embodiment. FIG. 1(a) is a perspective view of the dustpan in the dust collection mode of the present invention, FIG. 1(b) is a front view of the dustpan in the dust collection mode of the present invention, and FIG. 2 is a left side view of the dustpan according to the present invention in the dust collecting mode; FIG. FIG. 2(a) is a perspective view of the dustpan according to the present invention in the storage mode, and FIG. 2(b) is a perspective view of the dustpan according to the present invention in the storage mode combined with the broom. 2(c) is a left side view of the dustpan according to the present invention in a state in which it is combined with the broom and is in contact with the wall, in the storage mode. An overview of the dustpan according to the present invention will be described below with reference to these figures.

The dustpan 10 according to the present invention includes a substantially bar-shaped gripping handle 1, a substantially flat bottom plate 21, side plates 22 standing from both side ends and the rear end of the bottom plate 21, and side plates 22 covering the upper rear portion of the bottom plate 21. a dust collecting case 2 having a top plate 23 extending from the dust collecting case 2; Also, the bottom plate 21 of the dust collection case 2 has a soft member 6 at the front end. A handle 1a is formed at the end of the handle 1, and a locking holder 12 is attached near the handle 1a. This locking holder 12 can lock a broom handle 8a as described later.

The dust collection case 2 has a bottom plate 21 and a portion of the side plate 22 to form a lower opening 4 , and a top plate 23 and a portion of the side plate 22 to form an upper opening 5 . Here, an imaginary line 7 connecting the corners 22a, 22a located in the front upper part of the side plate shown in FIG. It is defined by the area bounded by the line 7, the edges 22b, 22b of the side plates and the edge 6a of the soft member. The upper opening 5 is defined by a portion surrounded by the imaginary line 7, the upper edges 22c, 22c of the side plates, and the edge 23a of the top plate.

The dustpan 10 has a storage mode in which the gripping handle 1 is erected in a substantially vertical direction with respect to the floor, and a storage mode in which the lower opening 4 of the dust collection case 2 can be brought into contact with the floor. It is possible to change to a dust collection mode in which the bottom plate 21 side of the bottom plate 21 side of the bottom plate 21 faces downward and can abut against the floor surface. The dust collecting case 2 is integrally made of synthetic resin, and polypropylene, conductive polypropylene, ABS resin, conductive ABS resin, polyamide resin, or the like can be used. Further, the soft member 6 is preferably made of rubber.

The dustpan 10 keeps the soft member 6 from contacting the floor surface in the storage mode. Thereby, deterioration of the soft member 6 can be suppressed, and durability can be improved.

The dustpan 10 has a recess formed on the outer surface of the top plate 23 of the dust collection case so that part of the handle of the broom 8 can be accommodated. As shown in FIG. 2B, in the storage mode, a broom 8 having a handle 8a and a cleaning brush 11 provided at the lower end of the handle 8a can be attached and detached. One end of the cleaning brush 11 of the broom 8 is fixed to the base 9 . In addition, the connecting portion 8c of the handle and the connecting portion 9a of the base are connected, and the connecting portions 8c and 9a are provided with a clutch mechanism, so that the base 9 can be fixed at an arbitrary angle to the handle 8a. We are making it possible. A handle 8b is formed at the end of the handle 8a.

As shown in FIG. 2(c), when the broom 8 is attached to the dustpan 10 in the storage mode and viewed from the side, part of the handle of the broom 8 and the cleaning brush 11 overlap the side plate of the dust collection case. 22 and is difficult to see. As a result, when the broom is not in use, it is possible to reduce discomfort and psychological reluctance caused by visually recognizing the dust, dirt, etc. attached to the cleaning brush 11 of the broom. Furthermore, since the plane of the top plate 23 of the dust collection case is positioned on a substantially vertical plane with respect to the floor surface, the top plate 23 of the dust collection case is placed on the floor surface while the top plate 23 of the dust collection case is in contact with the wall surface of the room. When left stationary, the lower opening 4 and the upper opening 5 of the dust collection case are covered with the floor surface and the wall surface, making it even more difficult to see from the outside, and dust and the like adhering to the cleaning brush 11 of the broom. can be prevented from scattering. Also, the cleaning brush 11 of the broom is fixed so as not to protrude beyond the lower opening 4 and the upper opening 5 of the dust collecting case. Therefore, it is possible to prevent deterioration of the cleaning effect and durability caused by the bending of the cleaning brush 11 of the broom in contact with the floor surface or the wall surface. It can be prevented from adhering to the wall surface.

3(a)-(c) are front views of the dustpan according to the present invention with a broom attached, in a storage mode. The procedure for attaching the broom to the dustpan will be explained using these figures.

First, the cleaning brush 11 of the broom is inserted into the dust collection case 2 through the openings 4 and 5 while the dustpan 10 is standing upright. At this time, as shown in FIG. 3A, the connecting portion 8c of the broom handle 8a is in a state of being fitted into the concave portion 23b of the top plate, but is not locked to the locking holder 12. , and the broom handle 8a is slightly inclined to the front side. In addition, the longitudinal direction of the cleaning brush 11 of the broom is inclined with respect to the floor surface because the user uses it in various postures during cleaning.

Next, as shown in FIG. 3(b), the handle 8a of the broom is lifted upward, tilted so as to be substantially vertical, and inserted into the locking holder 12. Next, as shown in FIG. At this time, the upper portion of the base 9 is the edge of the upper opening 5 and is in contact with the opening edge of the top plate 23, and the longitudinal direction of the cleaning brush 11 is parallel to the floor surface.

Next, as shown in FIG. 3(c), when the broom handle 8a is lowered, the locking ring 8d attached to the handle near one end of the broom handle 8b engages the locking holder 12. , the broom 8 is fixed to the dustpan 10 . Specifically, the locking holder 12 is formed of an elastic member having a substantially C-shaped cross section, the inner diameter is substantially the same length as the outer diameter of the locking ring 8d, and the opening diameter of the locking holder 12 is It is slightly shorter than the outer diameter of the locking ring 8d. Also, the broom handle 8b has an outer diameter larger than that of the locking ring 8d. The outer diameter of the broom handle 8a is formed to be smaller than the outer diameter of the locking ring 8d and smaller than the opening diameter of the locking holder 12. As shown in FIG. Therefore, when fixing the broom 8 to the dustpan 10, the handle 8a side of the broom is inserted from the opening side of the locking holder 12, and then dropped downward to engage the locking ring 8d with the locking holder 12. Alternatively, the locking ring 8 d can be locked to the locking holder 12 by directly inserting the locking ring 8 d through the opening of the locking holder 12 . In addition, when removing the broom 8 from the dustpan 10, it can be easily removed by performing the opposite operation to the fixing operation.

As shown in FIG. 3(c), in the storage mode, the plane of the top plate 23 of the dust collection case is positioned on a substantially vertical plane with respect to the floor surface, and the opening edge of the top plate 23 is aligned with the floor surface. are formed so as to be substantially parallel to each other. The opening edge of the top plate 23 forms a guide wall that guides the cleaning brush 11 of the broom into the inside of the dust collecting case 2 while correcting the longitudinal direction of the cleaning brush 11 so that it is substantially parallel to the floor surface. there is In the storage mode, the cleaning brush 11 of the broom can be stored inside the dust collection case 2 and can be stored so as not to protrude outward beyond the lower opening 4 and the upper opening 5 of the dust collection case. . As a result, in the storage mode, the cleaning brush 11 of the broom can be made difficult to be visually recognized from the outside, and dust adhered to the cleaning brush 11 can be prevented from scattering to the outside. Furthermore, it is possible to prevent deterioration of the cleaning effect and durability caused by bending the cleaning brush 11 of the broom in contact with the inner surface of the dust collection case 2 or the floor surface, and also prevent the dust, dirt, etc. adhering to the cleaning brush 11. can be prevented from adhering to the inner surface of the dust collection case 2 and the floor surface.

4(a) to (d) are left side views of the dustpan according to the present invention, showing the process of attaching and detaching the broom. Attachment and detachment of the dustpan and the broom according to the present invention will be described with reference to these drawings.

First, the broom 8 shown in FIG. 4(a) is separated from the state where it is fixed to the dustpan 10, and the corner Z located in the front lower part of the side plate 22 of the dustpan 10 is used as a fulcrum. After tilting the gripping handle 1 counterclockwise by about 45 degrees in the drawing, the gripping handle 1 is returned to a state perpendicular to the floor while maintaining the fulcrum of the corner Z, and the gripping handle 1 is lowered. When it is pushed toward , the rotation means 3 is unlocked and enters the state shown in FIG. 4(b). When the handle 1 is further pushed downward from this state, the bottom plate 21 of the dust collection case 2 comes into contact with the floor surface and enters the dust collection mode shown in FIG. 4(c). In this state, the handle 1 is kept substantially perpendicular to the floor because the rotating means 3 is locked.

On the other hand, when switching from the dust collection mode to the storage mode, the broom 8 is drawn toward the dustpan 10 from the state shown in FIG. After tilting it clockwise by about 45 degrees, while maintaining the fulcrum of the corner Z, the grip handle 1 is returned to a state perpendicular to the floor surface, and when the grip handle 1 is pushed downward, the rotation means 3 is unlocked and is in the state shown in FIG. 4(d). From this state, the grip handle 1 of the dustpan 10 is brought close to the broom handle 8a and the locking ring 8d is locked to the locking holder 12, thereby entering the storage mode shown in FIG. 4(a). As described above, the user can switch between the storage mode and the dust collection mode by operating the handle 1, and the user's hand does not touch the dust collection case 2, which is hygienic. , the adhesion of dust and the like can be prevented.

FIG. 5(a) is a partial cross-sectional view of the dustpan according to the present invention in the storage mode, and FIG. 5(b) is a partial cross-sectional view of the dustpan according to the present invention in the dust collection mode. The rotating means will be described with reference to these figures.

The rotating means 3 includes a pressing member 13 biased by a spring 17 so as to protrude in the axial direction of the handle 1, and two portions formed on the outer surface of the top plate of the dust collection case and fitted with the pressing member 13. and a shaft member 15 to which the handle 1 is connected so as to be reciprocally rotatable about the receiving member 14 . Then, the handle 1 is locked by fitting the convex portion 13a formed at the tip of the pressing member 13 into the concave portion 14a or the concave portion 14b. It is also possible to form another recess between the recess 14a and the recess 14b so that the longitudinal direction of the grip handle 1 forms an angle of approximately 45 degrees with respect to the bottom plate 21 of the dust collection case. It is also possible to put the handle 1 in a locked state.

The gripping handle 1 can reciprocate in a substantially vertical upward direction and a substantially parallel rearward direction with respect to the plane of the bottom plate 21 of the dust collection case. from the axial center of the bottom plate 21 toward the front side of the imaginary line X drawn vertically upward with respect to the plane of the bottom plate 21, and from the axial center of the shaft member 15 to the plane of the bottom plate 21 parallel to the rear It is formed below the imaginary line Y drawn in FIG. Here, the front side and the lower side are based on the dust collection mode in which the bottom plate 21 of the dust collection case is placed on the floor.

As a result, the gripping handle 1 can be fixed in a state in which the longitudinal direction of the gripping handle 1 is slightly inclined relative to the plane of the bottom plate 21 of the dust collecting case relative to the plane of the bottom plate 21 of the dust collecting case, rather than substantially vertically above or substantially parallel to the rear. It is possible to prevent the fixing of the handle 1 from being released. Further, the distance between the lowest points 16 of the concave portions 14a and 14b of the receiving member and the virtual line X or the virtual line Y can be appropriately selected according to the length and weight of the handle 1. Any structure that tilts in the direction opposite to the rotating direction of the handle 1 is included in the present invention.

The dustpan according to the present invention is used as a cleaning tool for collecting dirt and dust.

1 gripping handle 1a handle 2 dust collection case 3 rotating means 4 lower opening 5 upper opening 6 soft member 6a end edge of soft member 7 virtual line 8 broom 8a broom handle 8b broom handle 8c handle connecting portion 8d engagement Stop ring 9 Base 9a Connection part of base 10 Dustpan 11 Cleaning brush 12 Locking holder 13 Pressing member 13a Projection 14 Receiving member 14a, 14b Concave 15 Shaft member 16 Bottom point 17 Spring 21 Bottom plate 22 Side plate 22a Corner 22b edge 22c upper edge 23 top plate 23a edge of top plate 23b concave portion of top plate X, Y virtual line Z corner

Claims (8)

a substantially bar-shaped gripping handle;
a dust collection case having a substantially flat bottom plate, side plates standing from both side ends and a rear end of the bottom plate, and a top plate extending from the side plates so as to cover an upper rear portion of the bottom plate;
rotating means for rotatably connecting the end of the gripping handle and the top plate of the dust collection case;
The dust collection case has a lower opening formed from the bottom plate and part of the side plate, and an upper opening formed from the top plate and part of the side plate,
A storage mode in which the gripping handle is erected in a substantially vertical direction with respect to the floor surface, and a storage mode in which the lower opening side of the dust collection case is positioned downward and can contact the floor surface, and a storage mode in which the bottom plate side of the dust collection case is positioned downward. A dustpan characterized by being able to transform into a dust collection mode that can contact the floor surface and a dust collection mode 2. The dustpan according to claim 1, wherein the dustpan can be transformed into a storage mode and a dust collection mode by a user's manipulation of the handle. The dustpan according to claim 1 or 2, wherein the bottom plate of the dust collection case has a soft member at the front end, and the soft member does not contact the floor surface in the storage mode. The rotating means includes a pressing member biased to protrude in the axial direction of the gripping handle, and a receiver formed on the outer surface of the top plate of the dust collection case and having two or more concave portions that engage with the pressing member. and a shaft member connecting the gripping handle so as to be reciprocally rotatable about the receiving member,
The gripping handle can reciprocate in a substantially vertical upward direction and a substantially parallel rearward direction with respect to the plane of the bottom plate of the dust collection case. , is formed closer to the front side than an imaginary line drawn vertically upward with respect to the plane of the bottom plate of the dust collection case, and is parallel to the plane of the bottom plate of the dust collection case from the axial center of the shaft member. The dustpan according to any one of claims 1 to 3, characterized in that it is formed to be closer to the lower side than the virtual line drawn backward A dustpan capable of attaching and detaching a broom having a handle and a cleaning brush provided at the lower end of the handle in a storage mode,
The dustpan according to any one of claims 1 to 4, characterized in that a concave portion capable of accommodating part of the handle of the broom is formed on the outer surface of the top plate of the dust collection case. In the storage mode, the opening edge of the top plate is formed to be substantially parallel to the floor surface, and the opening edge of the top plate guides the cleaning brushes of the broom into the dust collection case. A dustpan according to claim 5, characterized in that it constitutes a wall. In the storage mode, the cleaning brush of the broom can be stored inside the dust collection case and can be stored so as not to protrude outward beyond the lower opening and the upper opening of the dust collection case. Dustpan according to 5 or 6 The dustpan according to any one of claims 1 to 7, wherein the plane of the top plate of the dust collection case is positioned substantially perpendicular to the floor surface in the storage mode.

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