JP2007061128A - Attachment for cleaner and vacuum cleaner using the same - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an attachment for a cleaner, allowing a user to easily recognize the dust adhering to a bellows part, and a vacuum cleaner using the same. <P>SOLUTION: The attachment comprises an intake part 2 with an intake 2a, a connection part 3 connected to a connection port communicating with a dust collection chamber of a cleaner body of the vacuum cleaner, and the bellows part 4 for flexibly connecting the intake part 2 to the connection part 3. The bellows part 4 is made of a material with transparency, and a material including an antistatic material is also used in the bellows part 4. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a vacuum cleaner attachment that is used by being connected to a connection port that has a suction port and communicates with a dust collection chamber of a vacuum cleaner body, and a vacuum cleaner using the same.

2. Description of the Related Art Conventionally, vacuum cleaner attachments for cleaning corners of rooms, furniture gaps, window bars, etc. are well known. Patent Document 1 and Patent Document 2 include a suction port and The thing which provided the bellows part which can be bent between connection parts is disclosed.
Japanese Utility Model Publication No. 51-162553 Japanese Utility Model Publication No. 57-90040

  By the way, in the case where the bellows part is provided in the attachment for a vacuum cleaner as described above, even if the bellows part is cleaned with the bellows part extended, the inside of the bellows part has irregularities, so that dust easily adheres to the irregular parts. . However, since the user cannot easily know the dust attached to the bellows portion, the bellows portion to which the dust adheres is shrunk as it is when the attachment for the vacuum cleaner is stored, etc. Challenges arise.

  Accordingly, the present invention has been made to solve such a problem, and provides a vacuum cleaner attachment that can easily know the dust adhering to the bellows portion and a vacuum cleaner using the attachment. It is the purpose.

  In order to achieve the above object, an attachment for a vacuum cleaner according to the present invention includes a suction port portion having a suction port, and a connection portion connected to a connection port communicating with a dust collection chamber of the vacuum cleaner body. The connection portion includes a bellows portion that flexibly connects the suction port portion, and the bellows portion is made of a transparent material.

  Further, the bellows portion is made of a material containing an antistatic material.

  In addition, the bellows portion is formed by blow molding, while the suction port portion and the connection portion are formed by injection molding and connected.

  And the said bellows part, the said suction inlet part, and the connection part were connected by insert molding, It is characterized by the above-mentioned.

  On the other hand, the suction port part and the connection part are connected to the bellows part by claw coupling or press-fitting coupling.

  The bellows portion and the suction port portion are configured to be detachable, and a suction port different from the suction port of the suction port portion is formed at the tip of the bellows portion.

  On the other hand, the suction port part and the connection part are integrally formed by blow molding together with the bellows part.

  In addition to the suction port, an outside air introduction port for introducing outside air is provided.

  In addition, the inner cross-sectional shape of the bellows portion when the bellows portion is contracted is equal to or greater than the range of the inner cross-sectional shape of the suction port portion.

  In addition, the bending property of the bellows portion is directional.

  On the other hand, the vacuum cleaner according to the present invention is characterized by including the vacuum cleaner attachment described above.

  In addition, a storage unit that stores the attachment for the vacuum cleaner is provided, and a predetermined portion other than the suction port of the attachment for the vacuum cleaner that is stored in the storage unit is exposed to the lid that covers the storage unit so as to be freely opened and closed. An opening is formed.

  Furthermore, the opening is formed so as to form an appearance by exposing a predetermined portion other than the suction port of the vacuum cleaner attachment without a gap.

  In addition, the vacuum cleaner attachment includes a storage portion that can be stored in a bent state, and a lid that covers the storage portion so as to be openable and closable is in contact with the vacuum cleaner attachment stored in the storage portion. A contact portion for storing the attachment in a bent state is provided.

  According to the attachment for a vacuum cleaner according to the present invention, by configuring the bellows portion between the suction port portion and the connection portion with a material having transparency, the user visually observes that dust adheres to the bellows portion. Since it can be easily known, it is possible to remove dust adhering before shrinking the bellows part during storage, etc., preventing the trouble that the bellows part is shrunk and stored while dust is attached. be able to.

  Furthermore, by using a material containing an antistatic material for the bellows portion, it is possible to prevent dust and the like from adhering to the bellows portion due to static electricity.

  In addition, while forming the bellows part by blow molding, the suction port part and the connection part are formed by injection molding and connected to increase the dimensional accuracy of the suction port part and the connection part to be fitted with other parts, Also, the dimensions can be adjusted easily.

  Furthermore, by connecting the bellows part, the suction port part, and the connection part by insert molding, it becomes possible to completely seal the bellows part, the suction port part, and the connection part.

  On the other hand, cost reduction can be aimed at by connecting a bellows part, a suction inlet part, and a connection part by nail | claw coupling | bonding or press-fit coupling | bonding.

  In addition, the bellows part and the suction port part are configured to be detachable, and by forming a suction port different from the suction port of the suction port part at the tip of the bellows part, the suction port part is removed and used for another purpose. be able to.

  On the other hand, by integrally molding the suction port portion and the connection portion together with the bellows portion by blow molding, it becomes possible to completely seal the bellows portion, the suction port portion and the connection portion, and the cost is reduced because of one component. Further, since the connecting portion is also blow-molded, it is easy to form the connecting portion in a tapered shape, and it is possible to connect to a hose or an extension pipe having a different diameter.

  Further, by providing an outside air introduction port for introducing outside air in addition to the suction port, the bellows portion can be prevented from contracting even if the suction port is blocked during cleaning.

  In addition, by configuring the inner cross-sectional shape when the bellows portion is contracted to be equal to or greater than the range of the inner cross-sectional shape of the suction port portion, the trapping of dust on the bellows portion can be reduced.

  In addition, the shape of the bellows is bent in the direction, specifically in the direction you do not want to bend, and the width in the direction you want to bend is narrowed, so that suction is performed in an unintended direction during cleaning. It is possible to prevent the mouth from being bent.

  On the other hand, since the vacuum cleaner according to the present invention is provided with the vacuum cleaner attachment described in any one of the above, the sanitary aspect and the usability improved with the vacuum cleaner attachment having the above-described effects. A vacuum cleaner can be realized.

  In addition, an opening that includes a storage unit that stores the attachment for the vacuum cleaner and that exposes a predetermined portion other than the suction port of the attachment for the vacuum cleaner that is stored in the storage unit on a lid that covers the storage unit in an openable and closable manner By forming this, the presence or absence of this vacuum cleaner attachment can be seen at a glance, and it is possible to hide parts that the user does not want to see, such as the brush of the suction port.

  Furthermore, the opening is formed by exposing a predetermined portion other than the suction port of the vacuum cleaner attachment to form an appearance without gaps, thereby eliminating the gap between the vacuum cleaner attachment and the opening. It is possible to prevent dust from entering the storage portion at the time and to differentiate the appearance.

  In addition, the vacuum cleaner attachment is provided with a storage portion that can be stored in a bent state, and a lid that covers the storage portion in an openable / closable manner is brought into contact with the vacuum cleaner attachment stored in the storage portion. By providing a contact part that is stored in a bent state, even if this vacuum cleaner attachment is stored in the storage part in a straight state, it is stored in a bent state automatically by closing the lid, making it easy to use. Will improve.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  FIG. 1 is a diagram showing a configuration of a suction tool for a gap as an embodiment of a vacuum cleaner attachment according to the present invention, in which (a) is a side view in a contracted state, (b) is a side view in an extended state, FIG. 2 is a side view of the bent state.

  A suction tool 1 for a gap according to the present embodiment is formed in a horizontally long and flat shape for a gap, and has a suction port 2 having a suction port 2a that opens obliquely downward at a tip portion, and an electricity described later. Consists of a connecting part 3 connected to a connection port of a hose or extension pipe connected to the vacuum cleaner body and communicating with the dust collecting chamber, and a bellows part 4 that flexibly connects the suction port part 2 to the connecting part 3 Has been. And the bellows part 4 is comprised with the material which has transparency.

  Specifically, the bellows portion 4 can be formed of PP (polypropylene) resin having transparency and durability. Furthermore, it is preferable to knead and form an antistatic material in this PP resin. In addition, the suction inlet part 2 and the connection part 3 can also be shape | molded with PP resin which does not have general transparency.

  Moreover, two protrusions 2b extending in the vertical direction are formed on the side surface of the suction port portion 2, and when the attachment with a brush is further connected to the suction port portion 2, the suction port portion 2 is pulled. Usability is improved when the bellows portion 4 is extended.

  In the above configuration, when the gap suction tool 1 is used to clean a corner portion of a floor surface, a gap in furniture, a window rail, or the like, the connecting portion 3 of the gap suction tool 1 is a vacuum cleaner. Connect to a hose or extension pipe connected to the main body. Then, when the electric blower built in the vacuum cleaner body is operated, dust on the surface to be cleaned is sucked from the suction port 2a of the suction port portion 2, and passes through the connection portion 3 from the bellows portion 4 to the extension pipe, hose, etc. Through the vacuum cleaner body.

  The gap suction tool 1 according to the present embodiment is configured such that the bellows portion 4 is straightened as shown in FIG. 1B from the contracted state as shown in FIG. 1A, or as shown in FIG. Since the suction port 2 can be bent freely through the bellows portion 4, it can be efficiently shaped in an optimal shape according to the surface to be cleaned, such as corners of the floor, gaps in furniture, and windows. Cleaning can be performed.

  When the cleaning using the gap suction tool 1 is completed, the user can easily know visually when the dust is attached to the bellows portion 4 of the gap suction tool 1. Therefore, when storing the suction tool 1 for the gap, etc., start or remove the electric blower with the bellows portion 4 extended as shown in FIG. 1 (b) before removing it from the hose or extension tube. By holding the bellows part 4 etc. on the trash box with the bellows part 4 extended, the dust attached before the bellows part 4 can be removed can be removed, and the bellows part 4 with the dust attached. It is possible to prevent such a problem that the container is shrunk and stored.

  In addition, by forming the bellows portion 4 with a resin kneaded with an antistatic material, it is possible to prevent dust from adhering to the bellows portion 4 due to static electricity. The tool 1 can always be kept clean and hygienic.

  In addition, it is possible to improve dust separation by applying a transparent titanium oxide coating on the inner surface of the bellows part 4 or by applying a stainless steel coating in a mesh shape instead of or in combination with the antistatic material. Adherence of dust such as dust can be prevented.

  3A and 3B are diagrams showing another embodiment of the present invention, in which FIG. 3A is a side view, FIG. 3B is a longitudinal sectional view thereof, and the same reference numerals as those in the embodiment denote the same or corresponding parts.

  In the present embodiment, the bellows portion 4 is formed by blow molding, while the suction port portion 2 and the connection portion 3 are formed by injection molding. Furthermore, the bellows part 4, the suction port part 2, and the connection part 3 are connected by insert molding.

  By configuring in this way, injection molding provides high dimensional accuracy and easy dimensional adjustment, so the suction port 2 where a brushed pipe or the like fits, and the connection part that fits an extension pipe or hose The dimensional accuracy of 3 is increased, and the dimensional adjustment is also facilitated.

  Further, by connecting the bellows part 4 to the suction port part 2 and the connection part 3 by insert molding, the insert molding can completely seal between the parts, so that the bellows part 4 and the suction port part 2 and the connection part 3 A perfect seal of the connecting part can be realized.

  In place of insert molding, an adhesive may be applied and bonded to the entire surface. With this configuration, a certain sealing effect can be obtained at low cost.

  4A and 4B are diagrams showing still another embodiment of the present invention, in which FIG. 4A is a side view, FIG. 4B is a cross-sectional view thereof, and the same reference numerals as those in the embodiment denote the same or corresponding parts. .

  In this embodiment, it replaces with the insert molding of the said embodiment, and it comprises so that the bellows part 4, the suction inlet part 2, and the connection part 3 may be connected by nail | claw coupling | bonding.

  Specifically, locking claws 4c and 4d are formed to face the connecting portion side connecting portion 4a and the suction port side connecting portion 4b of the bellows portion 4, respectively, and the connecting portion 3a of the connecting portion 3 and the suction port portion 2 are formed. The connecting holes 2c are formed with locking holes 3c, 2d for engaging the locking claws 4c, 4d.

  By comprising in this way, cost reduction can be aimed at compared with the insert molding mentioned above. Moreover, since the suction inlet 2 and the connection part 3 can be removed from the bellows part 4 relatively easily, even when the bellows part 4 is damaged due to cleaning inside the bellows part 4 or long-term use. By exchanging the bellows part 4 with a spare part or the like without exchanging it, the cost of the user can be reduced.

  5A and 5B are diagrams showing still another embodiment of the present invention, in which FIG. 5A is a side view, FIG. 5B is a longitudinal sectional view thereof, and the same reference numerals as those in the embodiment denote the same or corresponding parts. .

  In this embodiment, it replaces with the insert molding of the said embodiment, and it comprises so that the bellows part 4, the suction inlet part 2, and the connection part 3 may be connected by press-fit coupling.

  In this case, it is press-fit, and the connecting parts 4a and 4b of the bellows part are more flexible than the connecting parts 3a and 2c of the connecting part 3 and the suction tool part 2, so that they are connected to the inside of the connecting parts 4a and 4b of the bellows part 4. Each diameter is set so that the connection part 3a, 2c of the part 3 and the suction tool part 2 may be press-fitted.

  Even if comprised in this way, the effect similar to the nail | claw coupling | bonding shown in the said FIG. 4 is acquired.

  6A and 6B are diagrams showing the configuration of still another embodiment of the present invention. FIG. 6A is a side view, FIG. 6B is a longitudinal sectional view thereof, and FIGS. It is a side view, The same code | symbol as the said embodiment has shown the same or an equivalent part.

  In the present embodiment, the bellows portion 4 and the suction port portion 2 are configured to be detachable by press fitting or the like, and a suction port 4e different from the suction port 2a of the suction port portion 2 is formed at the tip of the bellows portion 4. .

  As a specific example, the tip shape of the bellows portion 4 is also a shape for a gap that is cut obliquely, and even if the suction port portion 2 for the gap is removed, the suction port portion 4e for the gap is formed. Is made of a soft resin such as vinyl chloride, and the bellows portion 4 is a hard resin.

  By comprising in this way, the suction inlet 2 and the front-end | tip part of the bellows part 4 can be used as suction inlets 2a and 4e for another use. For example, if you do not want to clean with a suction port that has been cleaned on the floor or a place where you are concerned about scratches or on a desk, the suction port 2 formed of a soft resin as shown in FIG. Clean with the mark on. On the other hand, the place where the scratches etc. are not worried (the place where the dirt such as the floor surface is severe) is removed from the tip of the bellows part 4 made of hard resin by removing the suction port part 2 as shown in FIG. Clean using suction port 4e. It is also convenient to provide a brush on one side. Thus, in this embodiment, since one attachment can be used for two types of applications, the usability is improved and the convenience is also improved.

  8A and 8B are views showing still another embodiment of the present invention, in which FIG. 8A is a side view, FIG. 8B is a longitudinal sectional view thereof, and the same reference numerals as those in the embodiment denote the same or corresponding parts. .

  In this embodiment, the suction port part 2 and the connection part 3 are integrally formed by blow molding together with the bellows part 4.

  By comprising in this way, complete sealing of the bellows part 4, the inlet part 2, and the connection part 3 is attained, and it becomes low cost because it is one component.

  In addition, since the connecting portion 3 is also blow-molded, it is easy to form the connecting portion 3 in a tapered shape having a small diameter on the opening side, which is difficult because die-cutting cannot be performed by injection molding. For example, it is possible to connect to hoses and extension pipes having different diameters.

  By the way, in the thing using this kind of bellows, since it expands and contracts easily, when the suction port is blocked by a surface to be cleaned such as a carpet, the bellows part contracts arbitrarily.

  FIG. 9 is a view showing still another embodiment of the present invention to which the above measures are taken, in which (a) is a side view and (b) is a longitudinal sectional view thereof. Shows the part.

  In this embodiment, in addition to the suction port 2a on the distal end side, the suction port portion 2 is provided with an outside air introduction port 2e (also referred to as a leakage hole) that opens to the lower surface of the base and introduces outside air.

  By comprising in this way, even if the suction inlet 2a is obstruct | occluded in the case of cleaning carpets etc., the shrinkage | contraction of the bellows part 4 can be prevented.

  Although the outside air introduction port 2e can prevent the bellows portion 4 from shrinking even if it is provided on the connection portion 3 side, it is difficult to inhale when dust or the like adheres to the bellows portion 4, so as in the above embodiment. It is preferable to provide in the suction inlet 2 side.

  FIG. 10 is a view showing still another embodiment of the present invention, in which (a) is a side view, (b) is a longitudinal sectional view thereof, (c) is a plan view, and (d) is a transverse sectional view thereof. Fig.11 (a) is a front view, (b) is explanatory drawing which shows the inner side cross-sectional shape of a suction inlet part and a bellows part.

  In the present embodiment, when the bellows portion 4 is contracted as shown in FIG. 10, the inner cross-sectional shape X of the bellows portion 4 is not less than the range of the inner cross-sectional shape Y of the suction port portion 2 as shown in FIG. 11. It is configured. That is, the minimum inner diameter A when the bellows portion 4 is contracted in the side view as shown in FIGS. 10A and 10B is equal to or larger than the inner diameter B of the suction port portion 2 when viewed from the side, and FIGS. d) In the plan view as shown, the minimum inner diameter C when the bellows portion 4 is contracted is equal to or larger than the inner diameter D in the plan view of the suction port portion 2.

  With this configuration, the bellows portion 4 has no obstruction in the suction direction from the suction port portion 2 in the bellows portion 4 even when the bellows portion 4 is contracted as well as when the inner diameter of the bellows portion 4 is expanded. It is possible to reduce the catching of dust on 4 and improve the clogging of the bellows part 4.

  By the way, a general bellows bends with the same load in any direction. This will also bend in the direction you do not want to bend during cleaning. Specifically, when cleaning, it is common to bend in the height direction (vertical direction), and it becomes difficult to use if it is bent in the horizontal direction.

  12A and 12B are views showing still another embodiment of the present invention in which this problem is solved. FIG. 12A is a side view, FIG. 12B is a plan view, and FIG. 12C is a front view, which is the same as the previous embodiment. The code | symbol has shown the same or an equivalent part.

  In the present embodiment, the width F in the direction that is not desired to be bent, generally as described above, is formed larger than the width E in the direction that is desired to be bent, i.

  By configuring as described above, it is possible to prevent the suction port portion 2 from being bent in an unintended direction (lateral direction) during cleaning.

  By the way, it is well known that the vacuum cleaner attachment can be stored in the main body of the vacuum cleaner, but if the lid that covers the storage part in an openable / closable manner is opaque, whether the attachment is stored for the user I do n’t know. On the other hand, if the entire lid is transparent, it can be seen whether the attachment is housed, but the attachment part, such as the suction port of the attachment and its brush, can always be seen, Appearance defects occur.

  FIGS. 13 to 15 are views showing still another embodiment of the present invention in which the above-mentioned problems are solved. FIG. 13 is a plan view of a cleaner body, FIG. 14 is a side sectional view thereof, and FIG. 15 is an attachment for a cleaner. It is a sectional side view which shows the state which opened the cover body of the storage part, and the same code | symbol as the said embodiment has shown the same or equivalent part.

  The outer casing of the canister type vacuum cleaner main body 11 includes a lower case 12 and an upper case 13, and a dust collection lid 14 that opens and closes an upper surface opening of a dust collection chamber, which will be described later, opened on the front upper surface of the upper case 13; It is formed from a front cover 16 having an insertion port 15 into which a hose connected to an extension pipe and a floor suction tool (not shown) is inserted.

  A caster-type small-diameter front wheel 17 is provided at the center of the front side of the bottom surface of the cleaner body 11, and a large-diameter rear wheel 18 is provided on the rear side of both side surfaces. In addition, a handle 19 for carrying the cleaner main body is rotatably provided on the rear side of the dust collecting lid 14 on the upper surface side of the cleaner main body 11.

  Inside the vacuum cleaner main body 11, a dust collecting chamber 20 for both of which a dust collecting paper pack and a cyclone type dust box (not shown) can be mounted is formed at the front, and an electric blower 21 is housed at the rear. An electric blower chamber 22 is formed.

  The dust collection cover 14 accommodates the above-described suction tool 1 for the gap, with the whole of the suction bellows part 4 and the connection part 3 on the rear side, with the suction port part 2 lying sideways, tilted forward. A possible storage portion 23 is formed, and a lid body 24 that covers the storage portion 23 so as to be freely opened and closed is provided.

  In the present embodiment, the lid 24 has a contracted bellows part 4 and a part of the connection part 3 as a predetermined part other than the suction port 2a of the suction tool 1 for gaps in the storage state in the storage part 23. An exposed opening 25 is formed. Furthermore, the opening 25 is formed so as to form an appearance by exposing a portion of the contracted bellows portion 4 and the connecting portion 3 of the gap suction tool 1 without a gap.

  When the gap suction tool 1 is stored in the storage section 23, as shown in FIG. 15, the gap suction tool 1 in a state where the lid 24 is opened and the bellows section 4 is contracted and straightened is connected to the connection section 3. And the bellows part 4 on the rear side, the suction port part 2 is laid sideways, and the whole is stored in the storage part 23 while being tilted forward. Then, the lid body 24 is closed.

  As a result, as shown in FIGS. 13 and 14, the connecting portion 3 of the suction device 1 for gap and the bellows portion 4 contracted from the opening portion 25 of the lid body 24 are exposed without a gap between the opening portion 25 and contracted. The pattern of the accordion portion 4 comes to have an accented appearance.

  Thereby, the user can know at a glance whether or not there is the gap suction tool 1 in the storage portion 23, and can hide the portions that the user does not want to see, such as the suction port 2a or the brush. In addition, by eliminating the gap between the gap suction tool 1 and the opening 25, it is possible to prevent dust from entering the storage section 23 when the gap suction tool 1 is stored, and to differentiate the appearance. be able to.

  In the above-described embodiment, the clearance suction tool 1 is tilted forward and stored in a straight state so that the height of the front side of the cleaner body 11 does not increase, but the connection portion 3 is shrunk. Since the bellows portion 4 must also be tilted and stored, there arises a problem that the dust collection chamber 20 becomes smaller accordingly. The connecting portion 3 and the contracted bellows portion 4 may be stored horizontally, and the suction port portion 2 may be stored in a state bent along the external shape, but it takes time and effort to store it.

  16 and 17 are diagrams showing another embodiment in which measures for the above problems are taken, and FIG. 16 is a side sectional view showing a state where the lid is opened and the suction tool for gaps is housed, and FIG. It is a sectional side view which shows the state which closed the cover body, and uses the same code | symbol for the same part as the said embodiment, or an equivalent part.

  In the present embodiment, the storage portion 23 is configured so that the gap suction tool 1 can be stored horizontally in the connection portion 3 and the bellows portion 4, and the suction port portion 2 can be stored in a bent state in a state inclined forward. ing. Then, the lid 24 covering the storage portion 23 so as to be freely opened and closed is brought into contact with the suction port portion 2 of the suction device 1 for the gap stored in the storage portion 23 so that the clearance suction device 1 is shown in FIG. A contact rib 24a is provided to be housed in a bent state along the appearance.

  With the configuration as described above, as shown in FIG. 16, even when the gap suction tool 1 is stored in a straight state, when the lid body 24 is closed, the lid body 24 is placed in the suction port portion 2 in a straight state. The contact rib 24a hits and automatically bends as shown in FIG. 17, and is housed in the housing portion 23 having a shape conforming to the appearance. Therefore, the dust collection chamber 20 is not reduced and the usability is improved. To do.

It is a figure which shows the structure of the suction tool for clearance gaps as one Embodiment of the attachment for vacuum cleaners by this invention, (a) is a side view of the contracted state, (b) is a side view of the extended state. The side view of the state bent similarly. It is a figure which shows other embodiment of this invention, (a) is a side view, (b) is the longitudinal cross-sectional view. It is a figure which shows other embodiment of this invention, (a) is a side view, (b) is the cross-sectional view. It is a figure which shows other embodiment of this invention, (a) is a side view, (b) is the longitudinal cross-sectional view. It is a figure which shows the structure of other embodiment of this invention, (a) is a side view, (b) is the longitudinal cross-sectional view. In the side view which shows the use form, (a) shows the case where a suction inlet part is used, (b) shows the case where a suction inlet part is removed and the suction opening of a bellows part is used. It is a figure which shows other embodiment of this invention, (a) is a side view, (b) is the longitudinal cross-sectional view. It is a figure which shows other embodiment of this invention, (a) is a side view, (b) is the longitudinal cross-sectional view. It is a figure which shows other embodiment of this invention, (a) is a side view, (b) is the longitudinal cross-sectional view, (c) is a top view, (d) is the cross-sectional view. Similarly (a) is a front view, (b) is an explanatory view showing the inner cross-sectional shape of the suction port portion and the bellows portion. It is a figure which shows other embodiment of this invention, (a) is a side view, (b) is a top view, (c) is a front view. The top view of the cleaner body of other embodiment of this invention. Similarly side sectional drawing. Similarly, the sectional side view which shows the state which opened the cover body of the accommodating part of the attachment for vacuum cleaners. The figure which shows other embodiment of this invention, and is a sectional side view which shows the state which open | released the cover body and accommodated the suction tool for clearance gaps. Similarly, the sectional side view which shows the state which closed the cover.

Explanation of symbols

1 Vacuum suction tool (vacuum attachment)
2 Suction Port 2a Suction Port 2c Connection Portion 2d Locking Hole 2e Outside Air Inlet 3 Connection Portion 3a Connection Portion 3c Locking Hole 4 Bellows Portion 4a Connection Portion Side Connection Portion 4b Suction Port Port Side Connection Portion 4c, 4d Locking Claw 4e Suction port 11 Vacuum cleaner main body 14 Dust collection lid 20 Dust collection chamber 22 Electric blower chamber 23 Storage unit 24 Lid 24a Contact rib 25 Opening

Claims (14)

  A suction port portion having a suction port; a connection portion connected to a connection port communicating with the dust collecting chamber of the vacuum cleaner body; and a bellows portion that flexibly connects the suction port portion to the connection portion. An attachment for a vacuum cleaner, wherein the bellows portion is made of a transparent material.   The vacuum cleaner attachment according to claim 1, wherein a material containing an antistatic material is used for the bellows portion.   The vacuum cleaner attachment according to claim 1 or 2, wherein the bellows portion is formed by blow molding, and the suction port portion and the connection portion are formed and connected by injection molding.   The vacuum cleaner attachment according to claim 3, wherein the bellows part and the suction port part and the connection part are connected by insert molding.   The vacuum cleaner attachment according to claim 3, wherein the bellows part and the suction port part or connection part are connected by claw coupling or press-fitting coupling.   The said bellows part and a suction inlet part are comprised so that attachment or detachment is possible, The suction inlet different from the suction inlet of the said suction inlet part was formed in the front-end | tip of the said bellows part, The Claim 1 thru | or 3 characterized by the above-mentioned. Item 6. The attachment for a vacuum cleaner according to any one of Items 5.   The vacuum cleaner attachment according to claim 1 or 2, wherein the suction port portion and the connection portion are integrally formed together with the bellows portion by blow molding.   The vacuum cleaner attachment according to any one of claims 1 to 7, further comprising an outside air introduction port for introducing outside air in addition to the suction port.   9. The vacuum cleaner according to claim 1, wherein an inner cross-sectional shape of the bellows portion when contracted is equal to or greater than a range of the inner cross-sectional shape of the suction port portion. attachment.   The vacuum cleaner attachment according to any one of claims 1 to 9, wherein the bending property of the bellows part is directional.   A vacuum cleaner comprising the vacuum cleaner attachment according to any one of claims 1 to 10.   An opening through which a predetermined portion other than the suction port of the vacuum cleaner attachment in the storage state is exposed in a cover body that includes the storage portion for storing the vacuum cleaner attachment and covers the storage portion in an openable / closable manner. The vacuum cleaner according to claim 11, wherein:   13. The electric vacuum cleaner according to claim 12, wherein the opening is formed so that a predetermined portion other than the suction port of the vacuum cleaner attachment is exposed without gaps to form an appearance.   The vacuum cleaner attachment is provided with a storage portion that can be stored in a bent state, and a lid that covers the storage portion in an openable / closable manner is brought into contact with the vacuum cleaner attachment stored in the storage portion. The vacuum cleaner according to any one of claims 11 to 13, further comprising a contact portion that is housed in a bent state.

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