JP2012235867A - Suction tool for vacuum cleaner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a suction tool for a vacuum cleaner, capable of efficiently removing dust slotted into a gap between a seat part and a back rest part of a sofa or attached to a surface to be cleaned.SOLUTION: The suction tool for the vacuum cleaner includes: a suction tool body 21; a suction chamber 25 provided to the suction tool body 21 and having an aperture at the bottom thereof; and an auxiliary suction opening body 30 provided to the outer contour of the suction tool body 21. The auxiliary suction opening body 30 has a tongue-shaped protrusion 29 at the front-bottom. The gap 31 is provided between the bottom surface of the tongue-shaped protrusion 29 and the surface to be cleaned. Thus, a dust collection air stream is delivered to the dust through the gap 31 with respect to the dust slotted into the gap between the seat part and the back rest part by pushing the tongue-shaped protrusion 29 into the gap between the seat part and the back rest part of the sofa. A dust collection action for guiding the dust to the suction chamber 25 is generated, thus, the dust can be efficiently collected.

Description

  The present invention relates to a vacuum cleaner suction tool used in general households.

  Some conventional vacuum cleaner suction tools have increased dust collecting ability in the corners of the rooms and in the vicinity of the walls. (For example, refer to Patent Document 1).

  FIG. 12 shows a conventional suction mouthpiece for a vacuum cleaner described in Patent Document 1. As shown in FIG. As shown in FIG. 12, in the vacuum cleaner provided with the suction body 1 which cleans the surface to be cleaned by using the suction airflow generated by the electric blower, the front side of the suction body 1 on the bottom surface of the suction body 1 and A plurality of concave flow channels 2 that communicate with the bottom opening of the suction body 1 are provided, and a brush 3 is provided at the approximate center of the width of each concave flow channel 2. With this configuration, the suction body 1 is provided even at the corner of the room. The air can be taken in from the front, and the dust in the corner of the room can be efficiently collected by the scooping action of the brush 3 provided in the concave flow path 2 on the bottom surface of the mouthpiece 1 and the fluid force of the airflow. .

JP 2000-23858 A

  However, the conventional configuration has a problem that dust cannot be collected only by the suction action of the air taken in from the front of the suction tool against the dust that has entered between the seat portion and the backrest portion of the sofa or the like.

  An object of the present invention is to solve the above-described conventional problems, and to provide a suction tool for a vacuum cleaner that can efficiently collect dust even when dust enters between a seat and a backrest of a sofa or the like. To do.

  In order to solve the above-described conventional problems, the vacuum cleaner suction tool according to the present invention includes a suction tool body, a suction chamber provided in the suction tool body in a lower opening, and an auxiliary member provided in an outer shell of the suction tool body. A suction port body, and the auxiliary suction port body has a velo-like protrusion at a lower front portion, and a gap is provided between a bottom surface of the velo-like protrusion and a surface to be cleaned. Is.

  According to the above configuration, the dust-collecting airflow is passed through the gap with respect to the dust that has entered the space between the seat portion and the backrest portion by pushing the tongue-like projecting portion into the gap between the seat portion and the backrest portion such as the sofa. Reaches the dust, and a dust collecting action for guiding the dust to the suction chamber is born, and the dust can be collected efficiently.

  In the vacuum cleaner suction tool, the shape of the tongue-like protrusion of the auxiliary suction port may be configured such that the height decreases from the rear toward the front.

  According to the above configuration, when the tongue-like projecting portion is pushed into the gap between the seat portion and the backrest portion of the sofa or the like, the thickness in the height direction of the tip can be reduced, and the tongue-like projecting portion can be easily inserted. As the part is inserted into the back, the gap widens and dust accumulated in the back can be collected.

  In the vacuum cleaner suction tool, the gap between the bottom surface of the tongue-like protrusion and the surface to be cleaned may be configured to increase from the rear to the front of the tongue-like protrusion.

  According to the said structure, the bottom face part of the said tongue-shaped protrusion part will have an inclined surface which curves upwards with respect to a to-be-cleaned surface toward the front from back. The inclined surface that warps upwardly causes the gap between the seat portion and the backrest portion to move upward when the tongue-like protrusion is pushed into the gap between the seat portion and the backrest portion of the sofa or the like to suck dust. And a gap is formed in the bottom surface of the tongue-like protrusion, and the dust collecting airflow easily reaches the dust through the gap, so that the dust can be collected efficiently.

  In the vacuum cleaner suction tool, the suction tool body is provided with a suction port communicating with the suction chamber at a lower front portion of the suction tool body, and in the state where the suction tool body has the auxiliary suction port body, What is necessary is just to make the space part which guides the external air from the clearance gap between the bottom face part of this and a to-be-cleaned surface to the said inlet port in the bottom face part of the said bell-shaped protrusion part.

  According to the above configuration, the dust collection airflow acts uniformly on the dust that has entered between the seat portion and the backrest portion through the space portion, and the intake port sucks the dust in the space portion. Dust collecting action that leads to strong power is born, and dust can be collected efficiently.

  In the vacuum cleaner suction tool, a brush body may be provided on the bottom surface of the tongue-like protrusion.

  According to the said structure, it is a to-be-cleaned surface by operating the suction tool main body back and forth in the state which pressed the bottom face part of the tongue-like protrusion part of the auxiliary suction opening provided in the suction tool main body against the to-be-cleaned surface. Dust entangled on the carpet, dust such as hair, pet animal hair, and the like can be scraped off with a brush provided in front of the bottom surface.

  In the vacuum cleaner suction tool, the auxiliary suction port body may be detachably provided on the outer shell of the suction tool body by engaging and disengaging the locking portion and the locked portion.

  According to the said structure, since a suction tool main body and an auxiliary | assistant suction opening body can be isolate | separated so that attachment or detachment is possible, they can be used separately according to each use of cleaning. For example, when the auxiliary suction port is installed, it can be used for dust that has entered the gap or entangled on the surface to be cleaned such as carpets, while the suction tool is unnecessary for standard cleaning applications. The case can be easily removed. Moreover, since the suction tool main body and the auxiliary suction port body are detachable, there is an advantage that it does not require time and effort to carry different suction tools for different purposes.

  In the vacuum cleaner suction tool, a plurality of protrusions may be provided on the top surface of the tongue-like protrusion.

  According to the said structure, these several protrusion parts function as a slipper at the time of making an auxiliary | assistant suction inlet body detach | leave from a suction tool main body using a leg | foot. Specifically, the suction tool main body is grounded on the surface to be cleaned, and the extension pipe connected to the suction tool main body is twisted sideways while holding the plurality of protrusions on the foot with the foot. The to-be-latched part is released from the stop part, and the auxiliary suction port body can be removed from the suction tool body.

  In the vacuum cleaner suction tool, at least a part of the surface layer portion of the tongue-like protrusion may be formed of a soft member.

According to the said structure, when inserting a tongue-like protrusion part between seat parts and backrest parts, such as a sofa, the damage | wound of the surface, such as a sofa, can be aimed at. In addition, by forming a plurality of protrusions provided on the upper surface of the tongue-like protrusion with this soft member, the friction effect due to the elasticity of the soft member has the function of preventing slipping when the above-mentioned foot is used for separation. Can be further increased.

  The vacuum cleaner suction tool includes a turbine that is provided behind the suction tool body and rotates with a suction airflow, and a rotating brush that is rotatably installed in the suction chamber and rotates in conjunction with the turbine. You can do it.

  According to the above configuration, by rotating the rotating brush by driving the turbine, the dust on the surface to be cleaned can be sucked up and absorbed, and the dust that has entered the gap by the auxiliary suction port body can be absorbed. Become. That is, it can have a function as a multiple suction tool that can be used for many purposes with one suction tool.

  The vacuum cleaner suction tool of the present invention efficiently collects dust that has entered between the seat and backrest of a sofa or the like that cannot be collected only by the suction action of air taken from the front of the suction tool. Can do.

The perspective view which shows the vertical vacuum cleaner equipped with the suction tool for vacuum cleaners in Embodiment 1 of this invention from the front side. The perspective view which shows the vertical vacuum cleaner equipped with the vacuum cleaner suction tool from the back side The perspective view which shows the suction tool for vacuum cleaners in Embodiment 1, 4 of this invention from upper direction The perspective view which shows the vacuum cleaner suction tool in Embodiment 1, 2 of this invention from the downward direction The top view which removes the upper main-body part of the suction tool for vacuum cleaners in Embodiment 1 of this invention, and shows an internal structure from upper direction Side view showing the vacuum cleaner suction tool The front view which shows the suction tool for vacuum cleaners in Embodiment 1, 3 of this invention Sectional drawing which shows the internal structure of the vacuum cleaner suction tool in Embodiment 1, 2 of this invention from the side. FIG. 3 is a side view showing a state in which the tongue-like projecting portion of the auxiliary suction port body is inserted into the gap of the sofa and used in the vacuum cleaner suction tool shown in FIG. 3. The perspective view which shows the suction tool main body of the suction tool for vacuum cleaners in Embodiment 3 of this invention from upper direction The perspective view which shows the auxiliary | assistant suction inlet body of the suction tool for vacuum cleaners in Embodiment 3, 4 of this invention from upper direction The perspective view which shows the mouthpiece of the conventional vacuum cleaner from upper direction

  Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings. In the following description, the same or corresponding elements are denoted by the same reference symbols throughout the drawings, and redundant description thereof is omitted. Further, the present invention is not limited by this embodiment.

(Embodiment 1)
Hereinafter, a first embodiment of the present invention will be described with reference to FIGS. 1 and 2, reference numeral 4 denotes a vacuum cleaner body, which includes a dust collection chamber 5 and a fan motor (not shown). A floor nozzle body 7 having a suction port 6 for sucking in dust and the like on the floor surface is connected to the lower portion of the vacuum cleaner body 4, and a rotating brush (not shown) is built in the floor nozzle body 7 for rotation. The brush is rotated by a drive motor (not shown) through a belt (not shown).

  A pipe 8 is provided on the upper surface of the rear portion of the cleaner body 4, and a handle 9 is disposed above the pipe 8. The vacuum cleaner main body 4 is provided with the floor nozzle main body 7 and the vacuum cleaner main body 4 so as to be rotatable in a lying down direction with a rotation shaft 10 in the vicinity of the connection portion with the floor nozzle main body 7 as a starting point.

  A rotating elbow 11 that is rotatably connected to the dust collecting chamber 5 is connected to a side surface portion of the dust collecting chamber 5, and a telescopic hose 12 is connected to one end thereof. Is provided with a connecting pipe 13, which is detachably connected to an intake pipe 14 communicating with the suction port 6 in the floor nozzle body 7.

  The connecting pipe 13 is also detachably connected to the extension pipe 15.

  The hose 12 passes through the side surface and the top surface of the cleaner body 4 and is held by a guide portion 16 provided on the top surface. The extension tube 15 is provided with an extension tube holding portion 17 provided on the side surface of the cleaner body 4. It is fitted and detachably fixed.

  Further, a groove 18 is provided on the back surface of the cleaner body 4, and a tana nozzle 19 as an attachment is housed and held in the groove 18 of the cleaner body 4, and a guide portion 16 on the front surface of the cleaner body 4. The vacuum cleaner suction tool 20 as a gap cleaning and carpet attachment is detachably attached.

  The operation in the above configuration will be described. Since the connection pipe 13 of the hose 12 is connected to the intake pipe 14 in the cleaning state of a wide floor surface, the dust sucked from the intake port 6 is collected by the intake pipe 14, the connection pipe 13, and the hose. 12 and collected in the dust collecting chamber 5 in the cleaner body 4.

  Further, when cleaning a narrow portion where the extension pipe 15 is used, the connection pipe 13 is removed from the intake pipe 14, the extension pipe 15 is connected to one end of the connection pipe 13, and the other end of the extension pipe 15 is attached as an attachment. The tana nozzle 19 and the vacuum cleaner suction tool 20 can be attached to perform a cleaning operation, and a cleaning method adapted to the cleaning place can be obtained, improving usability.

  Next, the vacuum cleaner suction tool 20 as the attachment described above will be described with reference to FIGS.

  3-9, the vacuum cleaner suction tool 20 is comprised by the suction tool main body 21 and the auxiliary | assistant suction opening body 30 which had the front part of this suction tool main body 21, and the suction tool main body 21 is an upper main body. It is formed of a connection pipe 24 that is sandwiched between the upper part 22 and the lower main body part 23 and between the upper main body part 22 and the lower main body part 23 so as to be rotatable up and down.

  The suction tool main body 21 is provided with a suction chamber 25 having a lower opening at the front and a turbine 26 at the rear, and a rotary brush 27 that is rotatably installed in the suction chamber 25 and rotates in conjunction with the turbine 26. ing. The rotary brush 27 has brush hairs 28 spirally implanted on the outer periphery thereof. The connection pipe 24 communicates with the suction chamber 25 and is connected to the connection pipe 13 and the extension pipe 15 of the vacuum cleaner.

The outer shell of the suction tool body 21 is provided with an auxiliary suction port body 30 having a tongue-like protrusion 29 at the lower front portion. The shape of the tongue-like protrusion 29 of the auxiliary suction mouth 30 is directed from the rear to the front. The height is reduced. Further, a clearance 31 is provided between the bottom surface of the tongue-shaped protrusion 29 and the surface to be cleaned, and the gap 31 is widened from the rear to the front of the tongue-shaped protrusion 29. An inclined portion 32 is formed on the bottom surface of the protruding portion 29, and an inclination angle 33 between the inclined portion 32 and the surface to be cleaned is set in the range of 5 to 50 degrees.

  A large pulley 34 is formed in the vicinity of one end of the rotating brush 27, and a turbine 26 is accommodated inside the connection pipe 24, and is a space surrounded by the connection pipe 24, the upper main body portion 22, and the lower main body portion 23. Thus, the turbine chamber 35 is configured.

  A turbine 26 serving as a power source for driving the rotating brush 27 is installed in the turbine chamber 35. A turbine shaft 36 is press-fitted and fixed at the rotation center of the turbine 26. A small pulley 37 is provided. The turbine shaft 36 is inserted into a turbine bearing (not shown) so as to be rotatable. The turbine bearing is sandwiched between the upper main body portion 22 and the lower main body portion 23 in the turbine chamber 35.

  In addition, an outside air introduction port 38 communicating with outside air is provided on the upper surface of the upper main body portion 22 so as to open to the front, and a ventilation passage for taking in inflow air that communicates the outside air introduction port 38 and the turbine chamber 35 to drive the turbine 26. 39 is provided between the upper main body 22 and the lower main body 23.

  The small pulley 37 is stretched by the large pulley 34 and the belt 40, and transmits the driving force of the turbine 26 to the rotating brush 27 via the belt 40.

The operation of the above configuration is as follows.
When suction air is generated from the cleaner body 4 with the suction tool body 21 placed on the surface to be cleaned, inflow air is generated in the suction chamber 25 of the suction tool body 21 via the connection pipe 24, and the lower body. A dust-absorbing wind that sucks dust is generated in the opening on the lower surface of the portion 23.

  Further, driving air for driving the turbine 26 is generated from the outside air introduction port 38 via the ventilation passage 39. Then, when the turbine 26 is driven, the rotating brush 27 is rotated via the belt 40, whereby dust on the carpet or the like is lifted up.

  In addition, an auxiliary suction port body 30 having a tongue-like protrusion 29 at the lower front is provided on the outer shell of the suction tool main body 21. The shape of the tongue-like protrusion 29 of the auxiliary suction opening 30 is from the rear to the front. The gap 31 is provided between the bottom surface of the tongue-like protrusion 29 of the auxiliary suction port 30 and the surface to be cleaned. Then, by pushing the tongue-shaped protrusion 29 into the gap between the seat 47a and the backrest 47b of the sofa 47 or the like, the dust that has entered between the seat 47a and the backrest 47b is passed through the gap 31. The dust collecting airflow reaches the dust, and a dust collecting action for guiding the dust to the suction chamber 25 is born, so that the dust can be collected efficiently.

  Further, by reducing the tip portion of the height of the tongue-shaped protrusion 29 and increasing the thickness toward the rear, it becomes easier to insert between the seat 47a and the backrest 47b of the sofa 47, Further, as the tongue-shaped protrusion 29 is inserted into the back, the gap is widened, and dust accumulated in the back can be collected.

Furthermore, the bottom surface of the bellows-shaped projection 29 is formed by forming the inclined portion 32 on the bottom surface of the bellows-shaped projection 29 so that the gap 31 widens from the rear to the front of the bellows-shaped projection 29. The part warps upward with respect to the surface to be cleaned from the rear to the front. The inclined portion 32 that warps upwards causes the bottom portion of the tongue-like projection 29 and the surface of the sofa 47 in a state in which the tongue-like projection 29 is inserted between the seat 47a and the backrest 47b of the sofa 47 or the like. The space 31 can be surely secured, and the dust collecting airflow easily reaches the dust through the gap 31, so that the dust can be collected efficiently.

  If the inclination angle 33 between the inclined portion 32 and the surface to be cleaned is in the range of 5 to 50 degrees, the workability of inserting the tongue-like protruding portion 29 between the seat portion 47a and the backrest portion 47b is improved. Without impairing, the gap 31 is formed in the bottom surface of the tongue-like protrusion 29, and the action of making it easy for the dust-collecting airflow to reach the dust through the gap 31 can be reliably exhibited.

  In the description of the first embodiment, the suction tool main body 21 of the vacuum cleaner suction tool 20 includes the turbine 26 and the rotating brush 27 that rotates in conjunction with the turbine 26. In the suction tool for a vacuum cleaner in which the turbine 26 and the rotating brush 27 are not provided in the suction tool main body 21, the same effect as described above can be obtained.

(Embodiment 2)
The vacuum cleaner suction tool according to Embodiment 2 of the present invention basically has the same configuration as the vacuum cleaner floor suction tool according to Embodiment 1, but the suction tool body. In the state where the front lower portion of the suction port is connected to the suction chamber, and the auxiliary suction port body is attached to the suction tool body, the outside air from the gap between the bottom surface portion of the tongue-shaped protrusion and the surface to be cleaned is The difference is that the space portion leading to the air inlet is formed on the bottom surface of the tongue-like protrusion, and the brush body is provided on the bottom surface of the tongue-like protrusion.

  First, a specific configuration of the vacuum cleaner suction tool according to the present embodiment will be described with reference to FIGS. 4, 8, and 9. As shown in FIG. 4 and FIG. 8, the vacuum cleaner suction tool according to the present embodiment includes an intake port 41 communicating with the suction chamber 25 at the front lower portion of the suction tool body 21, and assists the suction tool body 21. In the state where the suction port body 30 is attached, the space portion 42 that guides outside air from the gap 31 between the bottom surface portion of the tongue-shaped protrusion 29 and the surface to be cleaned to the air inlet 41 is formed on the bottom surface portion of the tongue-shaped protrusion 29. doing.

  According to this configuration, the dust-collecting airflow acts uniformly on the dust that has entered between the seat 47a and the backrest 47b of the sofa 47 and the like, and the air inlet 41 is provided in the space portion 42. A dust collecting action that strongly guides the dust in 42 to the suction chamber 25 is born, and the dust can be collected efficiently.

  Further, as shown in FIGS. 4 and 8, a brush body 43 is provided in front of the bottom surface of the tongue-like protrusion 29. According to this configuration, for example, by cleaning the suction tool main body 21 back and forth in a state where the bottom surface portion of the tongue-like protrusion 29 of the auxiliary suction port body 30 provided in the suction tool main body 21 is pressed against the surface to be cleaned, for example, Dust such as lint, hair, and pet animal hair entangled on the carpet, which is a surface, can be scraped and peeled off by the brush body 43 provided in front of the bottom surface.

  The separated thread or hairy dust enters the space portion 42 formed on the bottom surface of the tongue-like protrusion 29, and is sucked into the suction chamber 25 through the air inlet 41 to efficiently collect dust. It can be done.

(Embodiment 3)
The vacuum cleaner suction tool according to Embodiment 3 of the present invention basically has the same configuration as the vacuum cleaner floor suction tool according to Embodiment 1, but has an auxiliary suction port. The body is detachably provided on the outer shell of the suction tool body by engaging and disengaging the locking portion and the locked portion, and the top surface portion of the velous projection is provided with a plurality of protrusions. The point which formed at least one part of the surface layer part of the protrusion part with the soft member differs greatly.

  First, a specific configuration of the vacuum cleaner suction tool according to the present embodiment will be described with reference to FIGS. 7, 10, and 11. As shown in FIGS. 10 and 11, the suction tool body 21 and the auxiliary suction port body 30 can be separated from each other, and the auxiliary suction port body 30 is connected to the outer portion of the suction tool body 21 between the locking portion and the locked portion. It is configured to be detachably attached by removal.

  As shown in FIGS. 7 and 10, locking portions 44 are respectively provided on both side surfaces of the outline of the suction tool main body 21. And the shape of this latching | locking part 44 is made into the convex part of a substantially acute triangle, and the acute angle vertex of the convex part of the said substantially acute triangle is arrange | positioned so that it may face the front of the suction tool main body 21. FIG.

  On the other hand, as shown in FIG. 11, the locked portion 45 of the auxiliary suction port 30 is an opening having the same shape as the convex portion of the substantially acute triangle, and the convex portion of the substantially acute triangle that is the locking portion 44. The opening part which is the said to-be-latched part 45 is inserted in a shape part, and the auxiliary | assistant suction opening body 30 is comprised so that it can attach to the outline of the suction tool main body 21 so that attachment or detachment is possible.

The operation of the above configuration is as follows.
Since the suction tool main body 21 and the auxiliary suction port body 30 can be detachably separated, they can be used separately according to each application of cleaning. For example, when the auxiliary suction port 30 is mounted, it can be used for dust that has entered the gap or entangled on the surface to be cleaned such as a carpet, while the suction tool is not used for standard cleaning purposes. Can be easily removed. Moreover, since the suction tool main body 21 and the auxiliary suction port body 30 are detachable, there is an advantage that it does not require time and effort to carry different suction tools for different purposes.

  Moreover, since the acute-angle vertex of the convex part of the substantially acute-angled triangle that is the locking part 44 is arranged so as to face the front of the suction tool main body 21, the auxiliary suction port body 30 is widened and the suction tool main body 21 When mounting from the front direction, the inclination of the two sides forming an acute angle of the triangle serves as an invitation when the same-shaped opening fits into the convex portion, and can be easily mounted.

(Embodiment 4)
The vacuum cleaner suction tool according to the fourth embodiment of the present invention basically has the same configuration as the vacuum cleaner floor suction tool according to the first embodiment, but has a tongue-like protrusion. The difference is that a plurality of protrusions are provided on the upper surface of the part, and that at least a part of the surface layer part of the tongue-like protrusion is formed of a soft member.

  First, a specific configuration of the vacuum cleaner suction tool according to the present embodiment will be described with reference to FIGS. 3, 9, and 11. As shown in FIGS. 3 and 11, a plurality of protrusions 46 are provided on the upper surface of the tongue-like protrusion 29. The plurality of protrusions 46 function as a slip stopper when the auxiliary suction port body 30 is detached from the suction tool main body 21 by using a foot. More specifically, the suction tool main body 21 is grounded on the surface to be cleaned, and the extension pipe 15 connected to the suction tool main body 21 is twisted sideways in a state where the plurality of protrusions 46 are pressed by the foot. Thus, the locked portion 45 is detached from the locking portion 44, and the auxiliary suction port body 30 is detached from the suction tool main body 21.

  Next, the surface layer portion of the tongue-like protrusion 29 is formed of a soft member. Thereby, when the tongue-like protrusion 29 is inserted between the seat 47a and the backrest 47b of the sofa 47 or the like, it is possible to prevent the surface of the sofa 47 or the like from being damaged.

  Further, by forming the plurality of protrusions 46 provided on the upper surface portion of the tongue-like protrusion 29 with a soft member, the friction due to the elasticity of the soft member can be used as a function of preventing slipping when the above-described foot is used for separation. The effect is added and can be further enhanced.

  The vacuum cleaner suction tool according to the present invention can be used for household or business use, as long as it efficiently removes dust that has entered the gap and entangled with the surface to be cleaned such as carpets. Regardless of canister type or upright type, it can be suitably used in the field of various types of vacuum cleaners.

DESCRIPTION OF SYMBOLS 1 Suction body 2 Concave flow path 3 Brush 4 Vacuum cleaner body 5 Dust collection chamber 6 Suction port 7 Floor nozzle body 8 Pipe 9 Handle 10 Rotating shaft 11 Rotating elbow 12 Hose 13 Connection pipe 14 Intake pipe 15 Extension pipe 16 Guide part 17 Extension pipe holding part 18 Groove 19 Tana nozzle 20 Vacuum cleaner suction tool 21 Suction tool body 22 Upper body part 23 Lower body part 24 Connection pipe 25 Suction chamber 26 Turbine 27 Rotating brush 28 Brush hair 29 Velocity protrusion 30 Auxiliary suction port Body 31 Gap 32 Inclined portion 33 Inclined angle 34 Large pulley 35 Turbine chamber 36 Turbine shaft 37 Small pulley 38 Outside air inlet 39 Ventilation flow path 40 Belt 41 Inlet port 42 Space portion 43 Brush body 44 Locking portion 45 Locked portion 46 Projection 47 Sofa 47a Seat 47b Backrest

Claims (9)

A suction tool main body, a suction chamber having a lower opening provided in the suction tool main body, and an auxiliary suction port body provided in an outer shell of the suction tool main body, wherein the auxiliary suction port body projects in a velo-like manner at a lower front portion A vacuum cleaner suction tool, characterized in that a gap is provided between the bottom surface of the tongue-shaped protrusion and the surface to be cleaned. The suction tool for a vacuum cleaner according to claim 1, wherein the shape of the tongue-like protrusion of the auxiliary suction port is configured such that the height decreases from the rear toward the front. The suction tool for a vacuum cleaner according to claim 2, wherein a gap between a bottom surface portion of the tongue-shaped protrusion and a surface to be cleaned is widened from the rear to the front of the tongue-shaped protrusion. In the state where the suction tool body is provided with an intake port communicating with the suction chamber at the front lower part, and the suction tool body has the auxiliary suction port body, a gap between the bottom surface portion of the tongue-like protrusion and the surface to be cleaned The vacuum cleaner suction tool according to claim 3, wherein a space portion that guides outside air from the air inlet to the air inlet is configured on a bottom surface portion of the tongue-like projecting portion. The vacuum cleaner suction tool according to claim 3 or 4, wherein a brush body is provided on a bottom surface of the tongue-like protrusion. The vacuum suction device according to any one of claims 1 to 5, wherein the auxiliary suction port body is detachably provided on an outer shell of the suction tool main body by engaging and disengaging a locking portion and a locked portion. Suction tool. The vacuum cleaner suction tool according to any one of claims 1 to 6, wherein a plurality of protrusions are provided on an upper surface portion of the tongue-like protrusion. The vacuum cleaner suction tool according to any one of claims 1 to 7, wherein at least a part of a surface layer portion of the tongue-like protruding portion is formed of a soft member. The turbine according to any one of claims 1 to 8, further comprising: a turbine that is provided behind the suction tool main body and is rotated by a suction airflow; and a rotary brush that is rotatably installed in the suction chamber and rotates in conjunction with the turbine. The vacuum cleaner suction tool according to claim 1.