JPH11294A - Suction port body for vacuum cleaner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To clean without flawing the surface of easily flawed funiture, etc., and whirling up dust by providing a fixing member bridging between the tip edges of a suction opening part opposed to a face to be cleaned and providing buffering members on the surface of the fixing member. SOLUTION: A suction port body 1 for a vacuum cleaner is provided with a main body part 3 communicated with a suction part 2 and an opening part 4 sucking waste and dust by approaching a surface to clean and is provided with the fixing member 6 so as to bridge between the tip edges 5 forming the part 4. Then the part 3 and the member 6 are integrally formed and at this time a groove is previously formed at the edges 5 and the member 6. The necessary buffering members 7 and 8 are transplanted to this groove to form the suction port body 1. Thereby, even at the time of bringing the body 1 into contact with an easily flawed surface to clean, a flaw is not added. Then care to take for cleaning is reduced and cleaning is made easy.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a suction port for a suction-type vacuum cleaner, and more particularly, to a surface of furniture, Buddhist accessories, ornaments, etc. that is easily damaged, a surface having grooves or irregularities, and more particularly The present invention relates to a suction port body of a suction-type vacuum cleaner such as a vacuum cleaner or a portable vacuum cleaner, which is used to clean a scratch-resistant surface.

[0002]

2. Description of the Related Art Conventionally, when cleaning the surface of furniture, Buddhist accessories, and the like that are easily damaged, a swatter, a rag, a vacuum cleaner, a portable vacuum cleaner, and the like have been used. The hammer blows dust from the position to another position and cleans a required position. The rag is cleaned by removing dust and dirt attached to the rag. 2. Description of the Related Art As a suction port body of a vacuum cleaner such as an electric vacuum cleaner for removing dust on a surface that is easily damaged, a suction port body provided with hair continuously at an edge of an opening is known. Such a suction port body, so that the solid body of the suction port body does not contact the cleaning surface,
The hair is moved in contact with the cleaning surface, and the dust on the surface is sucked.

[0003]

By the way, the suction opening of the above-mentioned conventional vacuum cleaner is designed so that it is buffered by the bristles on the peripheral surface of the opening. Moves in the groove while bending, and expands when the holding force is weakened. At this time, dust that has come into contact with the tips of the hairs may be blown away, and may not be able to be sucked by the vacuum cleaner and may remain. There is also a method of increasing the suction force without blowing dust, but if you increase the suction force, not only must the power for suction be increased, but also the elasticity of the hair must be increased, This increases the risk of damaging the cleaning surface.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and has as its object to clean without damaging the surface of fragile furniture, Buddhist accessories, ornaments, and the like, and without causing dust to fly up. It is an object of the present invention to provide a suction type suction device for a suction type vacuum cleaner.

[0005]

According to a first aspect of the present invention, there is provided a suction cleaner having a main body communicating with a suction unit such as a vacuum cleaner.
A suction opening body having a suction opening opposed to a surface to be cleaned, wherein a mounting member is provided across the edges of the suction opening, and a buffer member is provided on a surface of the mounting member. It is characterized by the following.

According to a second aspect of the present invention, in the suction opening of the suction cleaner, the main body of the suction opening is provided with a flexible material at least outside. The suction opening body of the suction cleaner of claim 3 is the above-described claim 1 or 2.
In the invention, at least a surface of the mounting member facing the surface to be cleaned is formed of an elastic material. According to a fourth aspect of the present invention, in the suction opening body of the suction cleaner according to any one of the first to third aspects, fibers are erected on a front surface of an edge of the suction opening. According to a fifth aspect of the present invention, in the suction cleaner according to any one of the first to fourth aspects, the buffer member is a fiber, and the fiber is sandwiched by a mounting member. The invention of claim 6 is the invention according to any one of claims 1 to 4,
The buffer member is a fiber, and the fiber is bonded to the mounting member.

In the present invention, the mounting member has a surface (simply a front surface) facing a surface to be cleaned (simply a cleaning surface).
It is a member for holding the cushioning member by attaching, bonding, planting, etc., metal, wood, plastic, rubber,
Or foamed material (sponge) such as plastic or rubber
Can be used. If the mounting member is made of metal, plastic, etc., the hard part is attached to the surface to be cleaned by attaching cloth to the surface facing the surface to be cleaned, bonding a sponge, or increasing the density of cushioning members. It is preferable to form so as not to contact.

The cushioning member is a flexible material that makes it difficult for the suction opening on the main body side of the suction opening to directly touch the cleaning surface, and uses fibers (including yarn), woven fabric, nonwoven fabric, knitted fabric, and the like. . Fibers include natural fibers, regenerated fibers, semi-synthetic fibers,
Synthetic fibers or the like are used alone or in combination.
The natural fiber may be animal, such as silk or wool, or vegetable, such as cotton or cellulose fiber. The regenerated fiber may be rayon, cupra or the like. As the semi-synthetic fiber, any of acetate, promix and the like is used. Examples of the synthetic fiber include a fiber made of a single resin such as polypropylene, polyethylene, polyester, polyamide, polyvinyl alcohol, polyacrylonitrile, polyvinylidene chloride, polyvinyl chloride, and polyurethane, or two or more resins. Any fiber such as a fiber consisting of

As the thickness of the fiber, 0.5 to 300 μm can be used as a material when converted into a circle when the cross section is non-circular, or as a material when formed into a yarn alone. Fiber with high rigidity must be thin, but with low rigidity, thick fiber can be used without damaging the cleaning surface. Normally, when used with fibers, 5-500μ
m. The cross-sectional shape of the fiber can be changed depending on the shape of the spinneret, but is not particularly limited.

The projecting length of the fibers (including yarns) of the cushioning member must be such that the mounting member surface does not directly contact the cleaning surface when the suction port is pressed against the cleaning surface. Depending on the edge and the front shape of the mounting member, it may be equal to or about half the width of the mounting member. Numerically, it can be used in a range of about 1 to 20 mm. If it is too long, dust adheres between the fibers, and falls off at other places or the suction becomes poor. The fibers may be subjected to an antistatic treatment, an adsorbent, or another surface treatment. Further, the synthetic fiber may contain additional components such as a flame retardant, a weathering agent, a light-proofing agent, an antistatic agent, a dye, and a pigment.

When a woven fabric, a nonwoven fabric, a knitted fabric, or the like is used for the cushioning member, it is preferable to form a pile structure or a loose structure so that the main body is not caught on the cleaning surface having the thin projections.

The flexible material provided on the outside of the main body of the present invention may cover the entire surface or a part thereof. A sponge, a woven fabric, a nonwoven fabric, a knitted fabric, or the like can be used as the flexible material.

[0013]

According to the first aspect of the present invention, the suction port of the suction cleaner has a mounting member provided so as to bridge between the edges of the suction opening of the suction port communicating with the suction portion. Since the cushioning member is provided on the surface of the suction port, no damage is caused even if the suction opening is brought into contact with the cleaning surface which is easily damaged. As a result, attention to cleaning can be reduced, and cleaning is facilitated. Further, since the cushioning member is provided on the mounting member in the middle of the suction opening, the dust can be sucked without rising.

According to the second aspect of the present invention, since the main body of the suction port body is provided with a flexible material at least on the outside, the hard portion of the suction port body does not hit the cleaning surface, and the suction port body can be prevented. Can prevent scratching. According to the third aspect of the present invention, since at least the surface of the mounting member facing the cleaning surface is formed of an elastic material, it is possible to prevent the cleaning surface from being damaged even if the suction opening body hits the cleaning surface. According to the fourth aspect of the present invention, since the fibers are erected on the front surface of the edge of the suction opening, the suction opening can be smoothly slid along the cleaning surface without damaging the cleaning surface. . According to the invention of claim 5, the buffer member is a fiber, and the fiber is sandwiched by the mounting member, so that the manufacture is easy. According to the invention of claim 6, since the fiber as the cushioning member is adhered to the mounting member, it is easy to manufacture, and even if the suction opening hits the furniture or the like which is being cleaned, it may damage them. , The attention paid to cleaning can be reduced, and cleaning becomes easier.

[0015]

Embodiments of the present invention will be described below in detail with reference to the drawings. 1 and 2 show an embodiment of the present invention applied to a vacuum cleaner. FIG. 1 is a cross-sectional view of a suction port body of a vacuum cleaner provided with an entry column according to the present invention, and FIG. FIG.

The suction opening 1 of the vacuum cleaner according to the present embodiment has a main body 3 communicating with a suction section 2 of an electric vacuum cleaner, a portable vacuum cleaner or the like.
And an opening 4 for approaching the cleaning surface to suck dirt and dust, and a mounting member 6 is provided so as to bridge between edges 5 forming the opening 4. A buffer member 7 is provided, and a peripheral buffer member 8 is provided on a surface of the edge 5 that comes into contact with the cleaning surface.

The main body 3 is mostly made of plastic and is formed into a rectangular tube having a rectangular cross section, and has an opening 4 having one end opened. Are in communication. The main body 3 is rigid enough to withstand the negative pressure as a whole so that even if a negative pressure is generated by suction by the suction unit 2, the air flow path is not closed due to deformation. However, at least a part may be formed as a flexible part that is deformed by pressing with a finger, and the part may be pressed to narrow the flow path to increase the suction speed of the opening. A bellows-like elastic portion 9 is provided on at least a part of the main body 3 so as to be bendable and formed so that the edge 5 of the opening 4 can be adjusted in parallel with the cleaning surface.

The opening 4 is formed at one end of the main body 3 by an edge 5 and a mounting member 6 bridged therebetween.
The edge 5 is formed integrally with the main body member 3, and is provided with an edge buffer member 8 protruding from the front surface. It is preferable that the side surface of the edge 5 has a small outward protrusion in order to reduce the contact with the cleaning surface.

The mounting member 6 is a member for providing the buffer member 7 made of fiber, and is formed integrally with the main body 3 from plastic. The material of the attachment member 6 is not limited to plastic, but may be metal, rubber, or the like, or a combination of several materials. When metal is used, the cushioning member 7 is provided by sandwiching and attaching the cushioning member 7 or by attaching and bonding. Mounting member 6
In the case where a material such as plastic or rubber which is easy to mold is used, the cushioning member 7 can be provided by integral molding or planting in addition to pinching and bonding.

As described above, the buffer member 7 and the peripheral edge buffer member 8 can be made of fiber (including yarn), woven fabric, non-woven fabric, knitted fabric, or the like. As a method of providing the cushioning member 7 on the mounting member 6, any method such as pinching, bonding, and planting by integral molding can be adopted. The method of providing the peripheral buffer member 8 on the edge 5 can be performed in the same manner.

Next, the method of forming and using the suction port of the suction cleaner constructed as described above will be described. The main body member 3 and the mounting member 6 are integrally formed. At this time, grooves for implanting the buffer members 7 and 8 are formed in the edge 5 and the mounting member 6 in advance. Next, the necessary buffer members 7 and 8 are implanted to form the suction port body 1.

In order to use the suction port body 1, the suction port body 1 is connected to a pipe communicating with the suction section 2, and the expansion and contraction section 9 is adjusted so that the front surface can be easily moved parallel to the cleaning surface. . Therefore, the suction unit 2 is operated, the suction port body 1 is held, and the cleaning surface is slid to suck dust and clean.

As described above, according to the present invention, since the cushioning member is provided on the front surface of the suction port of the suction cleaner, even when the suction port is moved to a surface which is easily damaged, the hard portion of the main body is cleaned. Since there is no contact with the surface, dust can be suctioned and cleaned without damaging the surface.

It should be noted that the present invention is not limited to the above-described embodiment, but includes modifications that can be made without departing from the spirit of the present invention. For example, in the above, the shape of the opening has been described as an example of a rectangular suction port body,
Any shape such as a circle, an ellipse, and a flat circle may be used.
A flat circle is preferable because there is little difference in usability depending on the narrow surface and the direction. Further, although the description has been given of the example in which the main body is formed of plastic, the whole may be elastically formed of rubber. In addition, although the example in which the expansion and contraction portion is formed by bellows has been described, the expansion and contraction portion may be formed into a flexible tube so as to be able to expand and contract. Although the position of the expansion / contraction part is shown relatively close to the opening, it may be longer than the distance that can be gripped from the opening. Further, the expansion and contraction portion may be formed at a plurality of locations or the entire main body portion may be formed so as to be extendable and contractable so that the front surface can be approached parallel to the cleaning surface at a remote location.

As shown in FIG. 3, the main body 3 may be provided with an opening member 11 in which the edge and the mounting member 12 are integrally formed. The main body 3 is made of plastic, the opening member 11 is made of sponge, and the buffer member 13 and the peripheral buffer member 14 are planted in the mounting member 12. If the edge and the mounting member 12 are formed integrally, the cushioning members 13 and 14 can be provided by integrally molding the mounting member 12, and the manufacturing cost can be reduced. Further, the opening member 11 is formed of a hard member, and as shown in FIG. 3, a flexible member 15 such as velvet or a pile material is provided on the front side surface, and the corner of the suction opening 1 directly contacts the cleaning unit. You may be comprised so that it may not be.

In the example shown in FIGS. 4 and 5, the main body 3 of the suction port 1 is made of plastic, the edge and the mounting member are integrally formed by an opening member 11, and the periphery of most of the main body 3 is formed. It is configured to be covered with the flexible member 16. Then, the opening member 11 is made of a metal holding member 18 and a cover member 1 such as a sponge.
7. By integrally forming the opening in this manner, when the buffer member or the peripheral edge buffer member is replaced, the opening other than the main body may be replaced, so that the replacement can be easily performed.

[Brief description of the drawings]

FIG. 1 is a sectional view of a main part of a first embodiment of a suction port body of a suction cleaner according to the present invention.

FIG. 2 is a front view of a suction port body.

FIG. 3 is a sectional view of a main part of another example of the suction port body.

FIG. 4 is a sectional view of a main part of still another example of the suction port body.

FIG. 5 is an enlarged sectional view of a mounting member of the suction port body of FIG. 4;

[Explanation of symbols]

1: suction port body of a suction cleaner, 2: suction part, 3: body part,
4: Opening, 5: Edge, 6: Mounting member, 7: Buffer member,
8: peripheral cushioning member, 9: elastic part, 11: opening member, 1
2: mounting member, 13: buffer member, 14: edge buffer member,
15: Flexible member

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[Procedure amendment]

[Submission date] September 9, 1997

[Procedure amendment 4]

[Document name to be amended] Statement

[Correction target item name] 0015

[Correction method] Change

[Correction contents]

[0015]

Embodiments of the present invention will be described below in detail with reference to the drawings. 1 and 2 show one embodiment of the present invention applied to a vacuum cleaner. FIG. 1 is a cross-sectional view of a suction port of a vacuum cleaner according to the present invention, and FIG. 2 is a front view of an opening. .

Claims (6)

[Claims] 1. A suction opening body having a main body communicating with a suction unit of a vacuum cleaner and a suction opening facing a surface to be cleaned, wherein the suction opening spans an edge of the suction opening and is attached to the mounting member. , And a buffer member is provided on a surface of the attachment member. 2. A suction port body for a suction cleaner according to claim 1, wherein a flexible material is provided at least on a body portion of the suction port body. 3. The suction opening of a suction cleaner according to claim 1, wherein at least a surface of the mounting member facing the surface to be cleaned is formed of an elastic material. 4. A suction port body for a suction cleaner according to claim 1, wherein fibers are erected on a front surface of an edge of said suction opening. 5. The suction port body for a suction cleaner according to claim 1, wherein the buffer member is a fiber, and the fiber is sandwiched between mounting members. 6. The suction port body for a suction cleaner according to claim 1, wherein the buffer member is a fiber, and the fiber is adhered to a mounting member.