JP2023174636A - Broom and second broom body attachable to handle of the broom - Google Patents

Abstract

To provide a broom having a simple configuration allowing a user to selectively use between a first broom body and a second broom body by replacing a top and a bottom of a handle, and a second broom body.SOLUTION: A broom 1 includes a first broom body 3 at one end of a straight rod-like handle 2, and a second broom body 4 at the other end of the handle 2, so that a person who cleans can selectively use between the first broom body 3 and the second broom body 4 by replacing a top by a bottom of the handle 2. A bristle breadth L2 of the second broom body 4 is smaller than a bristle breadth L1 of the first broom body 3, and a bristle height H2 of the second broom body 4 is smaller than a bristle height H1 of the first broom body 3, so that the person cleaning can efficiently sweep a wide plane part such as a floor, the cleaning object, with the first broom body 3 having the large bristle width L1 and large bristle height H1, and can efficiently sweep a recessed corner part 104, the cleaning object, shown in Fig. 3, by elasticity of the bristles of the second broom body 4 having the small bristle width L2 and small bristle height H2.SELECTED DRAWING: Figure 1

Description

The present invention relates to a broom that includes a first broom body at one end of the handle and a second broom body at the other end of the handle, and a second broom body that can be attached to the broom handle.

Patent Document 1 discloses a broom in which a broom body is provided at one end of the handle, and a broom is attached to the other end of the handle so that the broom can be taken in and taken out. Although the broom described in Patent Document 1 can remove stuck-on dirt that cannot be removed by sweeping, it is difficult to use the broom when the two walls and bottom surface to be cleaned are crossed with each other, as shown in FIG. There is a problem in that it is not possible to quickly and easily sweep up fine dust from corners. Patent Document 2 discloses a broom in which a small broom is provided next to the broom main body so that it can be moved up and down and fixed in a state that projects downward from the broom main body. The broom described in Patent Document 2 has a small broom that can be fixed to protrude downward from the broom main body to sweep dust from corners and grooves, and a small broom that is attached to the side of the broom main body. There is a problem in that the structure is complicated because the broom section is provided so that it can be moved up and down and fixed in a state that projects downward from the broom body.

Japanese Patent Application Publication No. 2007-136138 Utility model registration No. 3098864

The present invention has been made in view of the above-mentioned background art, and is capable of cleaning floors by rotating the handle of the broom so as to switch the upper and lower sides and using the first broom body and the second broom body separately. To provide a broom with a simple structure and a second broom main body part capable of quickly and easily sweeping up dust from a wide flat area such as a large flat area or a recessed corner area where two walls and a bottom face intersect with each other.

The broom of the present invention is a broom in which a first broom main body is provided at one end of the handle, and a second broom main body is provided at the other end of the handle, and the broom width of the second broom main body is The width of the broom is smaller than the width of the broom of the first broom main body, and the height of the broom of the second broom main body is smaller than the height of the broom of the first broom main body.

The second broom main body part that can be attached to the broom handle of the present invention is made of a support part made of synthetic resin and a synthetic resin part that protrudes downward from the support part and is externally fitted to the other end of the broom handle. It is characterized in that it is comprised of a fixable handle attachment part and a spike part made of a large number of synthetic resin fibers supported by the support part.

The broom of the present invention is provided with a first broom main body at one end of the handle and a second broom main body at the other end of the handle, so that the broom can be operated by switching the top and bottom of the broom handle. By using the first broom body and the second broom body properly, you can quickly and easily sweep dirt from a wide flat area such as the floor to be cleaned, or from a concave corner where two walls and the bottom surface intersect with each other. It is possible to provide a broom with a simple structure for gathering, and the broom width of the second broom main body is smaller than the broom width of the first broom main body, and the broom length of the second broom main body is smaller than that of the first broom main body. Because the size of the main body is smaller than the length of the ear, the first broom main body has a large ear width and length, and can easily and quickly sweep a wide flat area such as a floor to be cleaned. With the elasticity of the broom of the second broom main body, which has a small surface area, it is possible to quickly and easily sweep up the dust at the corner where the two walls and the bottom surface intersect with each other. Further, in the broom of the present invention, the right side tip at the most upwardly sloped position of the rectangular plane part of the second broom main body is located on the center line extending in the longitudinal direction of the handle, so that the right side tip is cleaned. To easily and quickly clean target corners and grooves.

The second broom main body part that can be attached to the broom handle of the present invention is made of a support part made of synthetic resin and a synthetic resin part that protrudes downward from the support part and is externally fitted to the other end of the broom handle. In addition, the broom handle is composed of a fixable handle attachment part and a broom made of a large number of synthetic resin fibers supported by the support part, which makes the handle of a broom equipped with the first broom body part commercially available. It is possible to provide a simple broom with a structure in which the second broom main body is attached to the other end and the first broom main body and the second broom main body can be used selectively.

FIG. 1 is a front view showing the broom in the vertical direction according to the embodiment of the invention. FIG. 7 is a plan view showing the broom portion of the second broom main body of the broom according to the embodiment of the invention, viewed from the side of the rectangular plane portion of the broom tip. A schematic diagram showing a corner where two walls and a bottom face intersect with each other to be cleaned. FIG. 3 is a schematic diagram showing an example of a corner where two walls and a bottom surface intersect with each other as objects to be cleaned. The front view which shows the broom in the vertical direction as a comparison.

The structure of a broom 1 according to an embodiment of the invention will be described using FIG. 1. The broom 1 has a structure in which a first broom main body 3 is provided at one longitudinal end of a handle 2 formed in the shape of a straight rod, and a second broom main body 4 is provided at the other longitudinal end of the handle 2. As a result, the person cleaning can rotate the handle 2 so as to switch the upper and lower sides and use the first broom main body 3 and the second broom main body 4 properly, thereby cleaning a wide flat surface such as a floor or the like. It is possible to quickly and easily sweep up dust from the corners and grooves in the area where the two vertical walls 101 and 102 and the bottom surface 103 intersect with each other as shown in FIG.

Further, as shown in FIG. 1, the broom width L2 of the second broom main body 4 is smaller than the broom width L1 of the first broom main body 3 (L2<L1), and the broom width L2 of the second broom main body 4 is smaller than the broom width L1 of the first broom main body 3. Since the length H2 is smaller than the ear height H1 of the first broom body 3 (H2<H1), the first broom body 3, which has a large ear width L1 and ear height H1, can clean a wide floor, etc. The elasticity of the broom 43 of the second broom main body 4, which has a small broom width L2 and small broom height H2, can sweep the flat surface efficiently, and the corners 104 shown in FIG. 3 and the grooves shown in FIG. It is possible to efficiently sweep gaps or convex portions, as well as corner portions such as their connecting portions. Note that even if the two vertical walls 101 and 102 are provided with curtain plates (not shown in FIG. 3) that cover the gaps between the two vertical walls 101 and 102 and the bottom surface 103, Dust present on the membrane plate protruding from 102 toward the bottom plate 103 can also be easily and quickly swept away by the elasticity of the spikes 43.

The broom width L1 of the first broom main body part 3 is a dimension in the longitudinal direction of the rectangular plane part 34 formed by the tip of the broom part 33 made of a large number of fibers in the first broom main body part 3. The ear length H1 is a dimension in which the ear portion 33 made of a large number of fibers in the first broom main body portion 3 protrudes downward from the support portion 31. The broom width L2 of the second broom main body 4 is a dimension in the longitudinal direction of the rectangular plane part 44 formed by the tip of the broom part 43 made of a large number of fibers in the second broom main body 4. The ear length H2 is a dimension in which the ear portion 43 made of a large number of fibers in the second broom main body portion 4 protrudes downward from the support portion 41.

The first broom main body portion 3 includes a support portion 31 , a handle attachment portion 32 , a broom portion 33 , and a rectangular plane portion 34 . The support portion 31 is made of synthetic resin or metal. The handle attachment part 32 is made of synthetic resin or metal and protrudes upward from the support part 31, and is externally fitted and fixed to one end of the handle 2. The panicle portion 33 is made of a large number of fibers as a panicle material, such as synthetic resin or fern, supported by the support portion 31 . The rectangular plane portion 34 is formed by the tip of the ear portion 33 . Since the handle attachment part 32 is circumscribed and fixed to one end of the handle 2, the angle θ1 at which the rectangular plane part 34 formed by the tip intersects with the center line 21 extending in the longitudinal direction of the handle 2 is an obtuse angle. Although not limited to the values shown below, for example, by setting the temperature to 100 degrees, the entire tip of the first broom body 3 is in even contact with the flat surface to be cleaned, such as the floor. By sweeping the flat surface to be cleaned, the handle 2 becomes oblique and moves toward the person cleaning, and the broom 43 of the second broom body 4 faces the person cleaning. It is placed near the armpit of the person cleaning the room, making it easier for the person cleaning the room.

The second broom main body portion 4 includes a support portion 41 , a handle attachment portion 42 , a broom portion 43 , a rectangular plane portion 44 , and a hanging tool attachment portion 45 . The support portion 41 is made of synthetic resin. The handle attachment part 42 is made of synthetic resin and protrudes downward from the support part 41, and is externally fitted and fixed to the other end of the handle 2. Since the handle attachment part 42 is circumferentially fitted and fixed to the other end of the handle 2, the angle θ2 at which the rectangular plane part 44 formed by the tip intersects with the center line 21 extending in the longitudinal direction of the handle 2 is adjusted as described above. By setting the acute angle smaller than the acute angle θ1 to, for example, 60 degrees, although it is not limited to the values shown below, the corners or grooves shown in FIG. By sweeping with the tip of the broom, the handle 2 is tilted toward the person cleaning, and the broom 33 of the first broom main body 3 does not face the person cleaning. It is placed near the armpit of the person, making it easier for the person cleaning. The spike portion 43 is composed of a large number of synthetic resin fibers supported by the support portion 41. The rectangular plane portion 44 is formed by the tip. The hanging tool attachment part 45 is provided on the support part 41 or the handle attachment part 42. The broom 1 can be stored in the storage location by hanging a hanging tool (not shown) connected to a hole provided in the hanging tool attachment part 45 from a hook in the storage location of the broom 1.

As shown in FIG. 1, when the broom 1 is viewed from the front, the broom width L1 of the first broom body 3 and the broom width L2 of the second broom body 4 are located in the same vertical plane. , an extension line 35 from the downward slope of the rectangular plane part 34 of the first broom body part 3 and an extension line 46 of the downward slope of the rectangular plane part 44 of the second broom body part 4 are on one side in the same direction from the handle 2. For example, in Fig. 1, the brooms intersect on the left side of the handle 2, so that the entire broom tip of the first broom body 3 is in even contact with the flat surface to be cleaned, such as the floor. By sweeping the flat surface to be cleaned, the handle 2 becomes oblique and moves toward the person cleaning, and the broom 43 of the second broom main body 4 does not face the person cleaning. It is placed near the armpit of the person doing the cleaning, making it easier for the person doing the cleaning.

In addition, since the right side tip of the rectangular plane part 44 of the second broom main body 4 is located on the center line 21 extending in the longitudinal direction of the handle 2, the right side tip is the most upwardly sloped position of the rectangular plane part 44 of the second broom body 4. It can easily penetrate deep into the corner 104 of FIG. 3, and the recessed corner 104 can be easily and quickly cleaned.

In FIG. 1, a generally commercially available two-type short-handled fern broom uses a large number of fibrous ferns as the ears 33 of the first broom body 3 and has a length of about 90 cm in the longitudinal direction as the handle 2. Although the structure in which the second broom main body 4 is fixed to the other end of the handle 2 of 1 is illustrated, even if the second broom main body 4 is fixed to the other end of the handle of the flat brush-like long handle, It is also possible to fix the second broom main body 4 to the other end of the broom handle.

The second broom main body 4 includes a support part 41 made of synthetic resin, and a handle attachment that is made of synthetic resin and protrudes downward from the support part 41 and is externally fitted and fixable to the other end of the handle 2 of the broom 1. The other end of the handle of a commercially available broom with the first broom main body 3 is composed of a broom section 42 and a spike section 43 made of a large number of synthetic resin fibers supported by the support section 41. It is possible to provide a simple broom 1 with a structure in which the second broom main body part 4 is attached to the second broom main body part 4 and the first broom main body part 3 and the second broom main body part 4 can be used properly.
In FIG. 1, although the dimensions are not limited to the following, when a prototype was created and cleaned with the ear height H1 set to 130 mm and the ear height H2 set to 50 mm, the second broom main body 4 The spikes 43 exhibited appropriate elasticity to easily and quickly clean the corners. Therefore, if the panicle height H2 is within the range of about 0.37 to 0.4 times the panicle height H1 from 50mm÷130mm, the corners can be cleaned easily and quickly. Furthermore, the broom 43 of the second broom main body 4 is more flexible than the broom 33 of the first broom main body 3, and the second broom main body 4 is more flexible than the broom 33 of the first broom main body 3. It was easier and faster to clean the corners with the broom 43 of the broom body 4.

The arrangement of the broom portion 43 with respect to the rectangular plane portion 47 of the support portion 41 in the second broom main body portion 4 according to the embodiment of the invention will be described using FIG. 2. The rectangular plane part 47 of the support part 41 is surrounded by two straight sides 461 and 462 parallel to the panicle width and two arcuate sides 463 and 464 that intersect with the panicle width. The two arcuate sides 463 and 464 gradually convex outward from the square plane part 47 as they go from the two straight sides 461 and 462 toward the center of the square plane part 47. At least, since the arcuate side 463 on the upward slope side gradually becomes convex outward from the square plane part 47 as it goes from the two straight sides 461 and 462 to the center side of the square plane part 47, the upward slope Compared to the case where the arcuate side 463 on the side of The convex portion at the center of the arcuate side 463 can approach the intersection of the two vertical walls 101 and 102. Note that the arcuate side 464 on the downward slope side may be a straight line or an arcuate side that is gradually concave inward from the rectangular plane part 47 as it goes toward the center of the rectangular plane part 47.

As shown in FIG. 2, the ear portion 43 includes a thick fiber portion 431 arranged on the upward slope side and a thin fiber portion 432 arranged on the downward slope side. The plurality of thick fiber bundles 4311 constituting the thick fiber portion 431 are made of bundles of thick fibers, and are not limited to the following numerical values, but for example, 35 thick fibers with a diameter of 0.3 mm are gathered together to form one. When the thick fiber bundle is molded into the support part 31 made of synthetic resin, it is supported by being embedded inside the square plane part of the support part 31 like the brush fibers of a toothbrush. The roots of the thick fiber bundles as the embedded part are separated from each other by a predetermined distance, but the tip sides of the thick fiber bundles are free from each other, and the peripheral edges of the fiber bundles are separated from each other by a predetermined distance. are radially spread out and in contact with each other.

Although the thick fiber bundles 4311 are not limited to the following numerical values, they are arranged in three rows and three columns with respect to the rectangular plane part 47 of the support part 41. Therefore, since the central thick fiber bundle 4311 is located on the upward slope side of the rectangular plane portion 47 than the left and right thick fiber bundles 4311, the corner portion 104 to be cleaned or the illustrated When the tips 43111 of the plurality of fibers in the central thick fiber bundle 4311 approach the corner 104 or the groove as shown by the circle in FIG. 3, the dust can be easily and quickly swept away. I can do it. In FIG. 3, the width T of the main body part 41 in the second broom main body part 4 is the width in the direction perpendicular to the width in the direction along the broom width L2 of the second broom main body part 4, and the arcuate side 463 is 2 If the dimensions are set such that when the central thick fiber bundle 4311 comes into contact with the two vertical walls 101 and 102, it enters deep into the corner 104 and comes into contact with the intersection of the two vertical walls 101 and 102, the corner 104 can be cleaned appropriately and quickly, and is, for example, 20 mm, although it is not limited to the following values.

The plurality of fine fiber bundles 4321 constituting the fine fiber portion 432 are not limited to the following numerical values, but for example, 40 fine fibers with a diameter of 0.2 mm are gathered together to form one circular bundle in plan view. It is configured as. The thick fibers of the thick fiber bundle 4311 and the thin fibers of the thin fiber bundle 4321 are expressed by their contrasting relationship, and it is expressed that the thick fibers have a larger diameter than the thin fibers. Although the fine fiber bundles 4321 are not limited to the following numerical values, they are arranged in mixed columns of 3 rows and 3 columns and 2 rows and 6 columns on the inside. Note that the fine fiber bundles 4321 are arranged in 3 rows and 3 rows or 3 rows and 4 columns on the side of the thick fiber bundle 4311, and the other fine fiber bundles 4321 are removed and arranged from the upward slope side of the main body part 41 to the downward slope side. Even if the dimensions of the second broom main body portion 4 are reduced, the cleaning performance of the broom portion 43 of the second broom main body portion 4 can be maintained favorably.

An example of a corner 104 where two walls 101 and 102 to be cleaned and a bottom surface 103 intersect with each other will be described with reference to FIG. 4. Grooves 105 and 106 are provided at the intersection between the two walls 101 and 102 and the bottom surface 103, a door frame 107 is provided on the wall 102, and the intersection between the wall 102 and the floor 103 below the frame is provided. A gap 108 and a convex portion 109 are provided. When the corners of the structure shown in FIG. 4 were cleaned using the broom 43 of the second broom body 4 shown in FIG. could be swept away easily and quickly.

A broom 111 as a comparative example will be described using FIG. 5. In the broom 111 as a comparative example, the inclination aspect of the rectangular plane part 113 of the second broom body part 112 is different from the inclination aspect of the rectangular plane part 44 of the second broom body part 4 shown in FIG. The inclination of the rectangular plane portion 113 in a comparative manner is such that the broom width L1 of the first broom main body portion 3 and the broom width L2 of the second broom main body portion 4 are located within the same vertical plane as shown in FIG. When the broom 1 is viewed from the front, an extension line 35 from the downward slope of the rectangular plane part 34 of the first broom body part 3 and an extension line of the downward slope of the rectangular plane part 113 of the second broom body part 112. 114 so that they do not intersect on one side in the same direction from the handle 2, and the left tip of the rectangular plane part 113 of the second broom body 4, which is the most upwardly sloped position, is in the longitudinal direction of the handle 2. By being positioned on the extending center line 21, the tip of the first broom main body 3 can be swept evenly in contact with the flat surface to be cleaned, such as the floor, so that the handle 2 is slanted and can be cleaned. However, the broom 115 of the second broom main body 112 is placed toward the person's face, making it difficult to clean. In FIG. 5, reference numeral 113 indicates a support portion of the second broom main body 112, and reference numeral 114 indicates a handle attachment portion of the second broom main body 112. The support part 113 corresponds to the support part 41 in FIG. 1, and the handle attachment part 11 corresponds to the handle attachment part 42 in FIG.

1 Broom 2 Handle 3 First broom main body 4 Second broom main body 21 Center line 31 of handle 2 Support part 32 Handle attachment part 33 Ear part 34 Rectangular plane part 35 Extension line 41 from the downward slope of the rectangular plane part 34 Support Section 42 Handle attachment section 43 Spear section 44 Rectangular plane section 45 Hanging tool attachment section 46 Extension line 101 from the downward slope of the rectangular plane section 44 Vertical wall 102 Vertical wall 103 Bottom surface 104 Corner section 105 Groove section 106 Groove section L1 First broom body Spike width L2 of section 3 Spike width H1 of second broom main body section 4 Spike length n of first broom main body section 3
H2 Broom length θ1 of the second broom main body 4 Angle at which the rectangular plane portion 34 and the center line 21 of the handle 2 intersect (θ2<θ1)
θ2 Angle at which the rectangular plane part 44 and the center line 11 of the handle 2 intersect (θ2<θ1)

Claims (4)

A broom comprising a first broom main body at one end of the handle and a second broom main body at the other end of the handle, wherein the broom width of the second broom main body is equal to that of the first broom main body. A broom characterized in that the broom has a smaller size than the broom width, and the broom length of the second broom main body is smaller than the broom length of the first broom main body. When the broom is viewed from the front such that the broom width of the first broom main body and the broom width of the second broom main body are located in the same vertical plane, a rectangular plane part of the first broom main body 2. An extension line from a downward slope of the broom and an extension line of a downward slope of the rectangular plane portion of the second broom body intersect on one side in the same direction from the handle. broom. 2. The broom according to claim 1, wherein the right tip of the rectangular plane portion of the second broom main body at the most upward slope position is located on a center line extending in the vertical direction of the handle. a support portion made of synthetic resin; a handle attachment portion made of synthetic resin that protrudes downward from the support portion and is externally fitted and fixable to the other end of the broom handle; and a handle attachment portion supported by the support portion. and a broom made of synthetic resin fibers, the second broom body being attachable to a broom handle.

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