JP2008029477A - Vacuum cleaner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a vacuum cleaner capable of removing dust stuck to an accessory such as a round brush without staining the hand of a user when not using the accessory. <P>SOLUTION: The vacuum cleaner comprises: a cleaner body 1 provided with a dust collecting chamber 5 and a motor-driven blower 8 for making a suction negative pressure act on the dust collecting chamber 5; a dust collecting hose 9 whose one end part is connected to the dust collecting chamber 5; a hand operation pipe 10 provided at the other end part of the dust collecting hose 9; and an accessory housing member (accessory housing pipe 16) attached to the hand operation pipe 10. Also, the accessory housing member is the accessory housing pipe 16 which forms a bypass air channel to the hand operation pipe 10, an accessory disposing port 17 is formed on the accessory housing pipe 16, and an air channel switching means (switching valve 20) for interrupting the flow of suction air from the hand operation pipe 10 to the dust collecting hose 9 and generating the flow of the suction air from the bypass air channel 16a to the dust collecting hose 9 is provided. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a vacuum cleaner in which an accessory is held on a hand-operated pipe.

  As a conventional vacuum cleaner, a dust collection chamber and an electric blower that applies suction negative pressure to the dust collection chamber are provided in the vacuum cleaner body, and one end of the dust collection hose is detachably connected to the dust collection chamber. A canister type is known in which a hand operating pipe is provided at the other end of the dust collecting hose, and a suction port body is connected to the hand operating pipe via an extension pipe.

In such a vacuum cleaner, it is also known that when a round brush or the like as an accessory is not used, the accessory is held and stored in a hand-operated pipe (see, for example, Patent Document 1). ).
JP 2001-157651 A

  However, since dust such as cotton dust attached to the bristles of the round brush remains as it is, the user has to remove the dust adhering to the bristles by hand, which is unfavorable because the hands become dirty. .

  SUMMARY OF THE INVENTION An object of the present invention is to provide a vacuum cleaner that can remove dust adhering to an accessory such as a round brush without contaminating the user's hand when the accessory is not used.

  In order to achieve this object, the present invention provides a vacuum cleaner body provided with a dust collection chamber and an electric blower that applies a suction negative pressure to the dust collection chamber, and a dust collection device having one end connected to the dust collection chamber. A vacuum cleaner comprising a hose, a hand operation pipe provided at the other end of the dust collection hose, and an accessory storage member attached to the hand operation pipe, wherein the accessory storage member is the hand operation It is an accessory storage pipe that forms a bypass air passage in the pipe, and the accessory storage pipe is formed with an accessory arrangement port, and the flow of the suction air from the hand operation pipe to the dust collecting hose The vacuum cleaner is provided with air passage switching means for blocking and generating a flow of suction air from the bypass air passage to the dust collecting hose.

  According to this configuration, the accessory is arranged in the accessory storage pipe from the accessory arranging port, and the flow of the suction air from the hand-operated pipe to the dust collecting hose is blocked by the air passage switching means to bypass the wind. By causing a flow of suction air from the road to the dust collecting hose, dust adhering to the accessory such as a round brush can be removed without staining the user's hand when the accessory is not used.

Embodiments of the present invention will be described below with reference to the drawings.
[Constitution]
In FIG. 1, reference numeral 1 denotes a vacuum cleaner main body of a vacuum cleaner, and the vacuum cleaner main body 1 has a main body case 1a. The main body case 1a includes a lower case 2, an upper case 3 attached on the rear portion of the lower case 2, and a dust collection chamber cover 4 attached on the front portion of the lower case 2 so as to be opened and closed vertically. .

  A dust collection chamber 5 is formed between the front portion of the lower case 2 and the dust collection chamber cover 4, and a blower chamber 6 is formed between the rear portion of the lower case 2. The dust collection chamber 5 and the blower chamber 6 are partitioned by a partition wall (not shown), and a communication path (not shown) that connects the dust collection chamber 5 and the blower chamber 6 is formed in the partition wall.

  Further, a hose connection port 2 a communicating with the dust collection chamber 5 is formed at the front end of the lower case 2, and a paper pack filter 7 that is a dust collection bag is disposed in the dust collection chamber 5. Is provided with an electric blower 8 for applying a suction negative pressure to the dust collection chamber 5. In addition, 8A is a suction opening of the electric blower 8. Further, a connecting cylinder 9 a provided at one end of the dust collecting hose 9 is connected to the hose connection port 2 a and the paper pack filter 7. A hand operating pipe 10 is connected to the other end of the dust collecting hose 9, and a suction port body 12 is connected to the hand operating pipe 10 via an extension pipe 11. Further, a suction chamber (not shown) is provided in the suction port body 12, and a suction opening (not shown) of the suction chamber is opened on the lower surface of the suction port body 12.

  An operation panel 13 is provided on the local operation pipe 10. This operation panel 13 includes a switch S1 used for turning on the electric blower 8 and switching between “weak” and “medium” of the suction air flow, and a switch for turning on the electric blower 8 to make the suction air flow “strong”. S2 and a switch S3 used for turning off the electric blower 8 are provided.

  Further, a suction air passage 10a communicating with the dust collection hose 9 and the extension pipe 11 of FIG. 1 is formed in the hand operation pipe 10 as shown in FIG. The first operation pipe 10 is formed with first and second connection ports 14 and 15 located upstream and downstream of the internal suction air passage 10a. In FIG. 2, the suction air passage 10a has an upstream side on the left side and a downstream side on the right side.

  Further, both end portions of the accessory storage pipe 16 are connected to the first and second connection ports 14 and 15. Reference numeral 16 a denotes a bypass air passage in the accessory storage pipe 16. The accessory storage pipe 16 is formed with an accessory disposition port 17 located on the side opposite to the hand operation pipe 10. The accessory arrangement port 17 is closed by a cover 18 that is detachably attached to the accessory storage pipe 16. The cover 18 can be attached to and detached from the accessory storage pipe 16 by using well-known means such as a locking claw and a fixing screw, and a detailed description thereof will be omitted.

  In addition, a switching valve (suction air path switching means) 20 that is rotatably attached to the hand operating pipe 10 via the support shaft 19 is disposed in the suction air path 10a. The support shaft 19 is provided integrally with the switching valve 20.

  The support shaft 19 is integrally provided with a switching operation lever 21 as shown in FIG. 1A. This switching operation lever 21 is disposed on the side surface of the attachment portion 10 b of the accessory storage pipe 16 to the hand operation pipe 10. Moreover, the 1st, 2nd stoppers 22 and 23 are protrudingly provided by the side surface of the attaching part 10b. Further, the switching operation lever 21 is disposed between the first and second stoppers 22 and 23, and can be rotated by 90 ° as indicated by an arrow A1.

  Then, the switching valve 20 rotates the switching operation lever 21 as shown by the arrow A1, thereby closing the first connection port 14 as shown by the broken line as shown in FIG. It can be rotated between a position (a portion between the first and second connection ports 14 and 15) where the suction air passage 10a is blocked (closed) as shown by a solid line immediately downstream of the first connection port 14. Yes.

Moreover, at the position where the switching valve 20 closes the first connection port 14 as shown by the broken line, the switching operation lever 21 abuts on the first stopper 22, and the switching valve 20 suctions immediately downstream of the first connection port 14. The air passage 10a is in contact with the second stopper 23 at a position where the air passage 10a is blocked (closed) as shown by a solid line.
[Action]
Next, the operation of the vacuum cleaner having such a configuration will be described.

  In such a configuration, normally, the switching operation lever 21 is brought into contact with the first stopper 22, and the first connection port 14 is closed by the switching valve 20 as indicated by a broken line. Further, when the switch S <b> 1 or the switch S <b> 2 is turned on, the electric blower 8 is driven to apply the suction negative pressure of the electric blower 8 to the dust collection chamber 5. This suction negative pressure acts on the suction chamber (not shown) of the suction port body 12 through the paper pack filter 7, the dust collecting hose 9, the hand operation pipe 10 and the extension pipe 11.

  The suction negative pressure causes the dust on the cleaning surface to be sucked into the suction chamber (not shown) of the suction port body 12 together with air. The dust and air are sucked into the paper pack filter 7 through the extension pipe 11, the hand operation pipe 10 and the dust collecting hose 9.

  Thereafter, the air passes through the paper pack filter 7 and is sucked into the electric blower 8 from the suction opening (not shown), cooled, and then discharged and discharged to the atmosphere from an unillustrated exhaust port. . At this time, dust is captured by the paper pack filter 7.

  The round brush (attachment) 24 shown in FIG. 2 has a connection pipe (cylindrical brush base) 24a and brush hairs 24b planted at the tip of the connection pipe 24a. The round brush 24 is used by connecting the connection pipe 24 a to the hand operation pipe 10 instead of the extension pipe 11.

  The round brush 24 is stored in the accessory storage pipe 16 as shown in FIG. This storage can be performed by removing the cover 18 and arranging the round brush 24 in the accessory storage pipe 16 from the accessory mounting port 17 and then attaching the cover 18 to the accessory storage pipe 16.

  In this state, the switching operation lever 21 is brought into contact with the second stopper 23 and the switching valve 20 blocks (closes) the suction air passage 10a immediately downstream of the first connection port 14 as indicated by a solid line. On the other hand, the suction port body 12 is kept in a state of floating from the cleaning surface.

  When the electric blower 8 is driven as described above and the negative suction pressure of the electric blower 8 is applied to the dust collection chamber 5, air is sucked into the suction chamber (not shown) of the suction port body 12. Then, this air is sucked into the accessory storage pipe 16 from the first connection port 14 through the extension pipe 11 and the upstream end of the hand operation pipe 10 as indicated by the arrow A12. The sucked air removes dust adhering to the bristles 24b of the round brush 24 in the accessory storage pipe 16, and flows together with the removed dust as indicated by the arrow A2, and is then supplied to the second air. After being sucked into the dust collecting hose 9 of FIG. 1 from the connection port 15, it is sucked into the paper pack filter 7.

Thereafter, the air passes through the paper pack filter 7 and is sucked into the electric blower 8 from the suction opening (not shown), cooled, and then discharged and discharged to the atmosphere from an unillustrated exhaust port. . At this time, the dust removed from the brush bristles 24 b of the round brush 24 is captured by the paper pack filter 7. Therefore, the user can remove dust adhering to the bristles 24b of the round brush 24 and the like when the round brush 24 is not used without getting his hands dirty.
(Modification 1)
Further, in the configuration described above, the cover 18 is provided with a bulging protrusion 18a for holding an accessory as shown in FIG. 3, and the connecting pipe of the round brush 24 is installed in the mounting hole 18b in the bulging protrusion 18a. 24 a is fitted and held, and when the accessory placement port 17 of the accessory storage pipe 16 is closed by the cover 18, only the brush bristles 24 b of the round brush 24 protrude into the accessory storage pipe 16. It is good also as a structure.

  Also in this case, the switching valve 20 blocks (closes) the suction air passage 10a as shown by a solid line immediately downstream of the first connection port 14, while keeping the suction port body 12 floating from the cleaning surface.

  When the electric blower 8 is driven as described above and the negative suction pressure of the electric blower 8 is applied to the dust collection chamber 5, air is sucked into the suction chamber (not shown) of the suction port body 12. Then, the air is sucked into the accessory storage pipe 16 from the first connection port 14 through the extension pipe 11 and the upstream end of the hand operation pipe 10 as indicated by the arrow A12.

  The sucked air removes dust adhering to the bristles 24b of the round brush 24 in the accessory storage pipe 16, and flows together with the removed dust as indicated by the arrow A2, and is then supplied to the second air. After being sucked into the dust collecting hose 9 of FIG. 1 from the connection port 15, it is sucked into the paper pack filter 7.

At this time, since the brush bristles 24b are perpendicular to the suction air flowing in the accessory storage pipe 16, the dust mainly adhering to the brush bristles 24b is efficiently collected in the paper pack filter 7. Can do.
(Modification 2)
Moreover, although the example demonstrated above showed the example which removed the dust adhering to the round brush 24 using the air suck | inhaled from the suction inlet 12 at the time of the non-use, it is not necessarily limited to this. Is not to be done. For example, you may comprise as shown in FIG.

  In FIG. 4, a switching valve (air path switching means) 25 is disposed in a portion upstream of the first connection port 14 of the suction air path 10a. A support shaft 26 is integrally provided on the switching valve 25, and the support shaft 26 is rotatably attached to the hand operation pipe 10. The support shaft 26 is also integrally provided with a switching operation lever (not shown) similar to the switching operation lever 21.

  Then, by positioning the switching valve 25 at the position of the solid line, the upstream portion of the suction air passage 10a from the first connection port 14 is closed (shut off), and the first connection port 14 is connected to the suction air passage 10a. It is designed to open. Moreover, the 1st connection port 14 is closed by positioning the switching valve 25 in the position of a broken line.

  Further, an on-off valve (a switching valve which is an air path switching means) 27 is disposed immediately upstream of the second connection port 15 of the suction air path 10a. A support shaft 28 is provided integrally with the on-off valve 27, and the support shaft 28 is rotatably attached to the hand operation pipe 10. The support shaft 28 is also integrally provided with a switching operation lever (not shown) similar to the switching operation lever 21.

  Then, by positioning the opening / closing valve 27 at the position of the solid line, the upstream portion of the suction air passage 10a from the second connection port 15 is closed (blocked), and the second connection port 15 is closed to the suction air passage 10a. It is designed to open. Moreover, the 2nd connection port 15 is closed by positioning the on-off valve 27 in the position of a broken line.

  In addition, the hand operating pipe 10 is formed with an outside air inlet 29 that is located between the first and second connection ports 14 and 15 and opens to the suction air passage 10a. The outside air inlet 29 is provided so as to be opened and closed by a slide lid 30. This attachment can be realized, for example, by slidably holding both sides of the slide lid 30 between guide grooves (not shown).

  Next, the operation of such a configuration will be described.

  In such a configuration, during normal cleaning, the first connection port 14 is closed by the switching valve 25, the second connection port 15 is closed by the on-off valve 27, and the outside air intake port 29 is closed by the slide lid 30. Keep it.

  Further, when removing dust from the round brush 24 in the accessory storage pipe 16, the switching valve 25 is first positioned at the solid line, and the portion upstream of the first connection port 14 of the suction air passage 10a is closed. The first connection port 14 is opened at the upstream end of the suction air passage 10a.

  Further, the on-off valve 27 is positioned at the position of the solid line to close (shut off) the portion upstream of the second connection port 15 of the suction air passage 10a and to connect the second connection port 15 downstream of the suction air passage 10a. Open at the end.

  Further, the slide lid 30 is positioned at the position of the solid line, and the suction air passage 10 a is opened to the atmosphere via the outside air intake port 29.

  In this state, when the electric blower 8 described above is driven and the suction negative pressure of the electric blower 8 is applied to the dust collection chamber 5, the outside air enters the suction air passage 10a from the outside air intake 29 as indicated by the arrow A3. Inhaled. The outside air sucked into the suction air passage 10a is sucked into the accessory storage pipe 16 from the first connection port 14, and dust adhering to the brush bristles 24b of the round brush 24 in the accessory storage pipe 16 is removed. The dust is removed and flows together with the removed dust as indicated by an arrow A4 from the second connection port 15, and is sucked into the dust collecting hose 9 of FIG.

Thereafter, the air passes through the paper pack filter 7 of FIG. 1 and is sucked into the electric blower 8 from the suction opening (not shown), cooled inside, and then discharged to the atmosphere from an exhaust port (not shown). Discharged. At this time, the dust removed from the brush bristles 24 b of the round brush 24 is captured by the paper pack filter 7. Therefore, the user can remove dust adhering to the bristles 24b of the round brush 24 and the like when the round brush 24 is not used without getting his hands dirty.
(Modification 3)
In the configuration of FIG. 5, the on-off valve 27 and the outside air intake port 29 may be omitted, and the connection pipe 24 a of the round brush 24 may be held by the cover 18. In this case, when removing the dust of the round brush 24 in the accessory storage pipe 16, first, the switching valve 25 is positioned at the position of the solid line, and the portion upstream of the first connection port 14 of the suction air passage 10a is located. The first connection port 14 is opened at the upstream end of the suction air passage 10a while being closed (shut off).

  Further, when removing dust from the round brush 24 in the accessory storage pipe 16, the switching valve 25 is first positioned at the solid line, and the portion upstream of the first connection port 14 of the suction air passage 10a is closed. The first connection port 14 is opened at the upstream end of the suction air passage 10a.

  In this state, when the electric blower 8 described above is driven and the negative suction pressure of the electric blower 8 is applied to the dust collection chamber 5, the outside air is drawn from the connection pipe 24a of the round brush 24 as indicated by the arrow A5. It is sucked into the path 10a. The outside air sucked into the suction air passage 10a removes dust adhering to the bristles 24b of the round brush 24 in the accessory storage pipe 16, and together with the removed dust, the second connection port 15 and the arrow A6. 1, and is sucked into the paper pack filter 7 after being sucked into the dust collecting hose 9 of FIG. 1.

  Thereafter, the air passes through the paper pack filter 7 of FIG. 1 and is sucked into the electric blower 8 from the suction opening (not shown), cooled inside, and then discharged to the atmosphere from an exhaust port (not shown). Discharged. At this time, dust removed from the brush bristles 24 b of the round brush 24 is captured by the paper pack filter 7. Therefore, the user can remove dust adhering to the bristles 24b and the like of the round brush 24 when the round brush 24 is not used without getting his hands dirty.

  As described above, the vacuum cleaner according to the embodiment of the present invention includes the vacuum cleaner body 1 provided with the dust collection chamber 5 and the electric blower 8 that applies the suction negative pressure to the dust collection chamber 5, and one end portion. A dust collecting hose 9 connected to the dust collecting chamber 5, a hand operating pipe 10 provided at the other end of the dust collecting hose 9, and an accessory storage member (attached to the hand operating pipe 10). A tool storage pipe 16) is provided. Moreover, the accessory storage member is an accessory storage pipe 16 that forms a bypass air passage 16a in the hand operation pipe 10, and the accessory storage pipe 16 has an accessory disposition port 17 formed therein, Air passage switching means (switching valve 20,...) That interrupts the flow of the suction air from the hand operating pipe 10 to the dust collection hose 9 to generate the suction air flow from the bypass air passage 16a to the dust collection hose 9. 25, an on-off valve 27) is provided.

  According to this configuration, the accessory (round brush 24) is disposed in the accessory storage pipe 16 from the accessory disposition port 17, and the hand is switched by the air path switching means (switching valves 20, 25, on-off valve 27). By blocking the flow of the suction air from the operation pipe 10 to the dust collection hose 9 and generating the flow of the suction air from the bypass air passage 16a to the dust collection hose 9, this suction air can be used to attach a circular brush or the like. The attached dust can be removed without contaminating the user's hand when the accessory is not in use.

  In the vacuum cleaner according to the embodiment of the present invention, the first operation pipe 10 is formed with first and second connection ports 14 and 15 at the upstream and downstream sides of the internal suction air passage 10a. Both ends of the accessory storage pipe 16 are connected to the first and second connection ports 14 and 15, and the suction air path switching means is the first and second connection ports 14 of the suction air path 10a. , 15 and the first connection port 15 is a switching valve 20 that performs opening / closing switching.

  According to this configuration, in the state where the extension pipe 11 and the suction port body 12 are connected to the hand operation pipe 10, dust attached to the accessory when not in use can be removed without soiling the hand.

  In the vacuum cleaner according to the embodiment of the present invention, the first operation pipe 10 is formed with first and second connection ports 14 and 15 at the upstream and downstream sides of the internal suction air passage 10a. Both ends of the accessory storage pipe 16 are connected to the first and second connection ports 14 and 15, and the suction air passage switching means is connected to a portion of the suction air passage 10 a upstream of the first connection port 14. The switching valve 25 performs switching of opening and closing of the first connection port 15, and the switching valve 25 blocks a portion upstream of the first connection port 14 of the suction air passage 10 a and the first connection port 14. And the portion of the bristle 24b of the round brush 24, which is an accessory, is arranged in the accessory arrangement port 17, so that the outside air sucked through the air passage in the round brush 24 is the bypass air. From the path 16a to the dust collecting hose 9 So that the resulting as a stream of suction air.

  According to this configuration, even when the extension pipe 11 and the suction port body 12 are connected to the hand-operated pipe 10, the air is not directly sucked into the bypass air passage 16 a via the extension pipe 11 and the suction port body 12. It becomes possible to suck in outside air through a round brush or the like. As a result, even if the suction opening 12 is placed on the cleaning surface, the dust on the cleaning surface is not sucked, so that the sucked dust does not adhere to the round brush or the like.

  In the electric vacuum cleaner according to the embodiment of the present invention, the first operation pipe 10 is formed with first and second connection ports 14 and 15 located upstream and downstream of the internal suction air passage 10a. In addition, an outside air inlet 29 is formed between the first and second connection ports 14 and 15, and both end portions of the accessory storage pipe 16 are connected to the first and second connection ports 14 and 15. An opening / closing lid (sliding lid 30) for opening and closing the outside air inlet 29 is provided, and the suction air path switching means opens and closes the suction air path 10a between the outside air inlet 29 and the second connection port 15. An opening / closing valve 27 for performing switching, and a switching valve 20 for switching the opening / closing of the first connection port 14 and a portion upstream of the first connection port 14 of the suction air passage 10a. The road 10a is closed in the middle and By blocking the upstream portion of the inlet air passage 10a from the first connection port 14 and opening the outside air inlet 29, the outside air sucked from the outside air inlet 29 is drawn from the bypass air passage 16a to the dust collecting hose. The flow of the suction air to 9 is produced.

  According to this configuration, even when the extension pipe 11 and the suction port body 12 are connected to the hand-operated pipe 10, air is not sucked into the bypass air passage 16 a via the extension pipe 11 and the suction port body 12. It becomes possible to suck in outside air through the entrance. As a result, even if the suction opening 12 is placed on the cleaning surface, the dust on the cleaning surface is not sucked, so that the sucked dust does not adhere to the round brush or the like.

It is a schematic perspective view of the vacuum cleaner concerning this invention. It is a principal part enlarged view of FIG. It is sectional drawing of the hand operation pipe and accessory storage pipe of FIG. It is sectional drawing which shows the modification of this invention. It is sectional drawing which shows the other modification of this invention. It is sectional drawing which shows the further another modification of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Vacuum cleaner main body 5 ... Dust collection chamber 8 ... Electric blower 9 ... Dust collection hose 10 ... Hand operation pipe 10a ... Suction air path 14 ... 1st connection port 15 ... Second connection port 16 ... Accessory storage pipe (accessory storage member)
16a ... Bypass air passage 17 ... Accessory arrangement port 20 ... Switching valve (air passage switching means)
24 ... Round brush (accessory)
25 ... Switching valve (air path switching means)
27 .. Open / close valve (air path switching means)
29 ... Outside air inlet 30 ... Slide lid (open / close lid)

Claims (4)

A vacuum cleaner body provided with a dust collection chamber and an electric blower that applies suction negative pressure to the dust collection chamber, a dust collection hose with one end connected to the dust collection chamber, and the other end of the dust collection hose A vacuum cleaner comprising a hand operation pipe provided on the hand control pipe and an accessory storage member attached to the hand operation pipe,
The accessory storage member is an accessory storage pipe that forms a bypass air passage in the hand operation pipe. The accessory storage pipe has an accessory disposition port, and the collection port is connected to the collecting pipe. An electric vacuum cleaner provided with air passage switching means for blocking a flow of the suction air to the dust hose and generating a flow of the suction air from the bypass air passage to the dust collecting hose.   The vacuum cleaner according to claim 1, wherein first and second connection ports are formed at the upstream and downstream sides of an internal suction air passage in the hand operation pipe, and the first and second connection ports are provided at the first and second connection ports. Is connected to both ends of the accessory storage pipe, and the suction air passage switching means switches between opening and closing the portion between the first and second connection ports of the suction air passage and the first connection port. A vacuum cleaner characterized by being a switching valve for performing.   The vacuum cleaner according to claim 1, wherein first and second connection ports are formed at the upstream and downstream sides of an internal suction air passage in the hand operation pipe, and the first and second connection ports are provided at the first and second connection ports. Is connected to both ends of the accessory storage pipe, and the suction air passage switching means is a switching valve for switching between opening and closing of the portion of the suction air passage upstream of the first connection port and the first connection port. In addition, the switching valve shuts off the portion upstream of the first connection port of the suction air passage and opens the first connection port, and the brush bristles of the round brush which is an accessory in the accessory arrangement port By providing this portion, the outside air sucked through the air passage in the round brush is generated as a flow of the suction air from the bypass air passage to the dust collecting hose. 2. The vacuum cleaner according to claim 1, wherein the first operation pipe is formed with first and second connection ports positioned upstream and downstream of an internal suction air passage, and the first and second connections are formed in the hand operation pipe. An outside air inlet is formed between the mouths, both ends of the accessory storage pipe are connected to the first and second connection ports, and an opening / closing lid for opening and closing the outside air inlet is provided, and the suction The air passage switching means includes an on-off valve that opens and closes the suction air passage between the outside air inlet and the second connection port, a portion upstream of the first connection port of the suction air passage, and the first connection. A switching valve for switching the opening and closing of the opening, closing the midway of the suction air passage with the opening and closing valve, blocking a portion upstream of the first connection port of the suction air passage, and opening the outside air inlet By opening, the outside air sucked from the outside air inlet is Vacuum cleaner, characterized in that to produce a flow of suction air from the air passage to the dust collection hose.

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