JP5824659B2 - Vertical vacuum cleaner - Google Patents

Description

  The present invention relates to a vertical vacuum cleaner that has a floor suction tool below and is detachably provided with a connecting pipe communicating with a hose.

Conventional vertical vacuum cleaners of this type are generally as described in Patent Document 1. This vertical vacuum cleaner will be described with reference to FIG.
In a conventional vertical vacuum cleaner, when cleaning the floor surface, the gap suction pipe 1 is inserted into the cleaner body 2, the handle 3 provided at the top of the cleaner body 1 is grasped, and the floor suction tool Move 4 to slide on the floor and clean it. Further, gaps, walls, ceilings and the like are cleaned by the gap suction pipe 1 after the gap suction pipe 1 is removed from the cleaner body 2.
The floor suction tool 4 and the gap suction pipe 1 are connected to a dust collecting portion 5 provided inside the cleaner body 2. Specifically, the floor side suction flow path 7 of the floor suction tool 4 and the suction pipe side suction flow path 8 of the gap suction pipe 1 are joined and connected to the common passage 6 communicated with the dust collecting portion 5. It was common.

JP 2007-89762 A

However, in the configuration of the vacuum cleaner as described above, dust accumulates in the vicinity of the common passage 6 where the floor side suction flow path 7 of the floor suction tool and the suction pipe side suction flow path 8 of the gap suction pipe merge. When the dust was removed, the dust collecting part 5 or the floor suction tool 4 was removed from the cleaner body 2, which was troublesome and troublesome.

The present invention solves the above-described conventional problems, and by providing a detachable connection pipe in the vicinity of the merging position in the common passage 6, it is easy to remove dust in the passage and is easy to use. An object is to provide a vacuum cleaner.

In order to solve the above problems, the present invention includes a cleaner body of a built-in electric blower for emitting suction air, a floor suction device communicating with the electric blower provided under the cleaner body,
A dust collecting portion provided in the vacuum cleaner body and communicating with the floor suction tool and the electric blower, a gap suction pipe detachably attachable to the vacuum cleaner body, and provided in the vacuum cleaner body A common passage communicating with the dust collecting unit, a floor side suction passage sucked from the floor suction tool and communicated with the common passage, and a suction pipe side suction passage sucked from the gap suction pipe and communicated with the common passage And a connection pipe that communicates with the gap suction pipe, and is connected to the connection pipe in the vicinity of the merging position of the floor side suction flow path and the suction pipe side suction flow path in the common passage . A hole in the vacuum cleaner body, the connection pipe is detachably provided to the hole in the vacuum cleaner body, and the diameter of the passage in the common passage is the diameter of the floor-side suction flow path communicating with the common passage and Serial from <br/> that was wider diameter than the diameter of the suction pipe-side suction passage, the common passage and the suction passage of the floor suction tool, when the dust is deposited in the suction passage gap suction pipe, connected If the pipe is removed, the dust removal work in the vicinity of the common passage becomes easy and the usability is improved.
In addition, since a large volume space is secured in the common passage, the flow velocity of the airflow containing dust that has entered the common passage decreases, and in the case where large coarse dust is sucked in, the flow velocity decreases. Since it is ensured in the passage, it is possible to prevent clogging of dust at other places and to facilitate maintenance in clogging of dust.

The present invention provides a vertical vacuum cleaner provided with a connection pipe communicating with a hose. The connection pipe can be attached and detached, thereby facilitating the removal work of dust clogging and easy to use. Is.

Overall perspective view of a vertical vacuum cleaner in an embodiment of the present invention Overall perspective view seen from the rear of the vertical vacuum cleaner Cross-sectional view of the same vertical vacuum cleaner Front view from the front of the vertical vacuum cleaner Partial sectional view seen from the back of the same vertical vacuum cleaner Sectional view of the vertical vacuum cleaner with the connection pipe removed Cross-sectional view of a conventional vertical vacuum cleaner

The first invention includes a cleaner body of a built-in electric blower for emitting suction air, a floor suction tool for the communication with the electric blower provided under the vacuum cleaner main body, provided in the cleaner body wherein A dust collecting part communicating with the floor suction tool and the electric blower, a gap suction pipe detachably attachable to the cleaner body, and a common passage provided in the cleaner body and communicating with the dust collecting part A floor side suction passage that is sucked in from the floor suction tool and communicates with the common passage , a suction pipe side suction passage that is sucked in from the gap suction pipe and communicates with the common passage, and communicates with the gap suction pipe And a connecting pipe
Provided in the vacuum cleaner main body in the common passage is a hole connected to the connection pipe in the vicinity of the joining position of the floor side suction flow path and the suction pipe side suction flow path, and the connection pipe is cleaned. The diameter of the passage in the common passage is wider than the diameter of the floor-side suction passage communicating with the common passage and the diameter of the suction pipe-side suction passage. Therefore, when dust accumulates in the common passage , the suction passage of the floor suction tool, and the suction passage of the gap suction pipe, removing the connection pipe from the main body of the vacuum cleaner makes it easy to remove dust near the common passage. Doo-than ease of use is enhanced.
In addition, since a large volume space is secured in the common passage, the flow velocity of the airflow containing dust that has entered the common passage decreases, and in the case where large coarse dust is sucked in, the flow velocity decreases. Since it is ensured in the passage, it is possible to prevent clogging of dust at other places and to facilitate maintenance in clogging of dust.

A second aspect of the invention relates to a vacuum cleaner body having a built-in electric blower for generating suction air, a floor suction tool provided below the vacuum cleaner body and communicating with the electric blower, and the floor provided to the vacuum cleaner body. A dust collecting portion that communicates with the suction tool for use and the electric blower, a gap suction pipe that can be detachably attached to the cleaner body, and a common passage that is provided in the cleaner body and communicates with the dust collecting portion.
A floor side suction passage that is sucked in from the floor suction tool and communicates with the common passage, a suction pipe side suction passage that is sucked in from the gap suction pipe and communicates with the common passage, and communicates with the gap suction pipe And a connecting pipe
Provided in the vacuum cleaner main body in the common passage is a hole connected to the connection pipe in the vicinity of the joining position of the floor side suction flow path and the suction pipe side suction flow path, and the connection pipe is cleaned. The connection pipe provided in a detachable manner with respect to the hole of the machine main body, the connection pipe communicating with the gap suction pipe is formed in a substantially L shape, and the connection on the downstream side of the suction airflow flowing in the substantially L-shaped connection pipe The diameter of the pipe is set to be larger than the diameter of the connection pipe on the upstream side of the air flow so that the diameter gradually increases in the direction in which the air flow proceeds.
As a result, when dust accumulates in the common passage, the suction passage of the floor suction tool, and the suction passage of the gap suction pipe, it is easy to remove dust near the common passage by removing the connection pipe from the cleaner body. In addition, it is possible to prevent clogging of dust at the bent portion of the connection pipe, particularly at the substantially L-shaped bent portion, thereby improving usability.

According to a third aspect of the present invention, the hole communicating with the connection pipe is disposed at a position removed from the junction where the floor side suction flow path and the suction pipe side suction flow path join in the common flow path. Thus, the phenomenon of dust clogging can be suppressed by avoiding the turbulent flow portion at the confluence of airflows coming from different paths.
Furthermore, even if dust from the suction pipe side suction flow path is clogged, a hole is provided diagonally to the upper right from the junction, so the clogged dust remains only diagonally upward to the right. Because the passage through which dust sucked from the suction port can pass is secured in the lower left corner of the common passage, both the floor side suction channel and the suction pipe side suction channel can no longer be sucked by clogged dust. The worst phenomenon can be avoided.

According to a fourth aspect of the present invention, a claw is formed on the connection pipe communicating with the gap suction pipe, the claw is detachably engaged with the cleaner body, and the connection pipe is disposed at the lower rear part of the cleaner body. . Thereby, the distance from a floor surface to a connection pipe becomes short, and when a user uses a clearance suction pipe, the stand state of a vertical vacuum cleaner main body is stabilized, and it becomes difficult to fall, and usability improves.

(Embodiment 1)
A vertical vacuum cleaner according to a first embodiment of the present invention will be described with reference to FIGS.

  FIG. 1 is an overall perspective view of the vertical vacuum cleaner in the present embodiment, and FIG. 2 is an overall perspective view of the vertical vacuum cleaner as viewed from the rear surface. FIG. 3 is a cross-sectional view of the vertical vacuum cleaner. 4 is a front view of the vertical vacuum cleaner as viewed from the front, FIG. 5 is a partial cross-sectional view as viewed from the back of the vertical vacuum cleaner, and FIG. 6 is a connection pipe of the vertical vacuum cleaner. It is sectional drawing of the state which removed.

  In FIG. 1 to FIG. 6, an electric blower chamber 12 containing an electric blower 11 is located below the cleaner body 10, an upper side of the electric blower 11, and a power supply cord 13 ( (Not shown) is provided with a cord reel 14, and a dust collecting portion 15 for collecting dust is provided above the cord reel 14.

  A transport handle 16 is provided at the upper end of the cleaner body 10, and a gap suction pipe 18 that also has an operation handle 17 is provided at the upper rear of the cleaner body 10. Further, a floor suction tool 19 is provided below the cleaner body 10 so as to be swingable in the vertical and horizontal directions.

In FIG. 3, the gap suction pipe 18 has a mounting recess 20, and when the gap suction pipe 18 is inserted into the connection opening 21 of the cleaner body 10, the engagement protrusion 23 of the handle lever 22 This is a locking mechanism that is engaged with the mounting recess 20 of the pipe 18. With this locking mechanism, the engagement protrusion 23 is locked to the mounting recess 20, and the gap suction pipe 18 is held by the cleaner body 10.
In addition, the handle lever 22 is unlocked by pressing a release lever 24 provided on the upper surface of the cleaner body 10.

  3 and 5, the floor-side suction flow path 26 through which dust sucked from the suction port 25 of the floor suction tool 19 passes will be described later from the suction port 25 of the floor suction tool 19 as shown by the arrow direction. A common passage 31 communicates with the opening hole 27 of the dust collector 13.

  On the other hand, the suction pipe side suction flow path 28 through which dust sucked from the gap suction pipe 18 passes is connected to the opening hole 27 of the dust collecting section 13 through a hose 29 and a connection pipe 30 which are communicated with each other and a common passage 31 which will be described later. Communicated with.

  And in the cleaner body 10, it has the common channel | path 31 which is a channel | path where both the floor side suction flow paths 26 and the suction pipe side suction flow path 28 merge.

  5 and 6, a hole 33 communicating with the hole 32 of the connection pipe 30 is formed in the cleaner body 10 in the vicinity of the common passage 31, and the flow path in the connection pipe 30 and the common passage 31 communicate with each other. doing.

As shown in FIGS. 2 and 6, the connection pipe 30 has a claw 34 formed thereon, and the claw 34 is a locking portion (not shown) formed on the inner wall surface of the hole 33 of the cleaner body 10. ) To be detachable from the cleaner body 10.

From the above configuration, the dust sucked from the suction port 25 of the floor suction tool 19 passing through the floor side suction flow path 26 or the dust sucked from the gap suction pipe 17 passing through the suction pipe side suction flow path 28 is Provided in the vicinity of the common passage 31 by removing the connection pipe 30 from the cleaner body 10 without removing the dust collecting part 15 and the floor suction tool 19 from the cleaner body 10 when clogged in the vicinity of the common passage 31. Dust 33 can be taken out from the common passage 31 or in the vicinity thereof through the hole 33, so that dust can be removed without taking much time and the dust removal work is facilitated.

Further, in the above description, the hole 33 communicating with the connection pipe 30 is disposed in the vicinity of the common passage 31, but as a more effective arrangement, as shown in FIG. Suppressing the phenomenon of dust clogging by avoiding the turbulent flow part at the confluence of airflows coming from different paths, provided diagonally to the upper right from the confluence where the suction pipe side suction flow path 28 merges in the common passage 31 be able to.

  Furthermore, even if the dust from the suction pipe side suction flow path 28 is clogged, the hole 33 is provided on the upper right side from the junction, so the clogged dust remains on the upper right side. Since a passage through which dust sucked from the suction port 25 of the suction tool 19 can pass is secured in the lower left in the common passage 31, both the floor side suction flow channel 26 and the suction pipe side suction flow channel 28 are clogged together. It is possible to avoid the worst phenomenon that it becomes impossible to suck.

  Further, as shown in FIG. 5, the passage diameter 38 (passage cross-sectional area) in the common passage 31 is wider than the diameter of the other floor side suction passage 26 or the suction pipe side suction passage 28. It is said. With this configuration, a large volume space in the common passage 31 is ensured, so that the flow velocity of the airflow including dust that has entered the common passage 31 is reduced, and in the case where a large amount of coarse dust is sucked in, for example, Since it is ensured in the common passage 31 where the flow velocity decreases, it is possible to prevent clogging of dust at other places and to facilitate maintenance in clogging of dust.

  Further, as shown in FIG. 6, the diameter 39 of the connection pipe 30 on the downstream side (hole 32 side) of the suction airflow flowing through the connection pipe 30 having the substantially L-shape 35 is the connection pipe on the upstream side (hose 29 side). The aperture is set larger than the aperture 40 of 30, and the aperture is gradually expanded in the direction in which the airflow advances. Thereby, it is possible to prevent clogging of dust at the bent portion in the connection pipe 30, particularly in the substantially L-shape 35.

  2 and 3, since the connection pipe 30 is disposed at the lower rear part of the cleaner body 10, when the user removes the gap suction pipe 18 from the cleaner body 10 and uses it, the connection pipe 30 is removed from the floor surface. The distance A to the connection pipe 30 is shortened, the moment applied to the connection pipe 30 is reduced, the stability of the vacuum cleaner body 10 in the stand state is improved, and it is difficult to fall down, and the usability is improved.

In FIG. 3, the connection pipe 30 is formed in a substantially L-shape 35 with respect to the longitudinal direction of the cleaner body 10, and the opening 36 connected to the hose 29 is directed upward of the cleaner body 10. It has been.
As a result, the turning range to which the hose 29 is added and the hindrance of bending is suppressed, and the bending durability of the hose 29 can be improved.

As described above, an object of the present invention is to provide an easy-to-use vertical vacuum cleaner that has a detachable connection pipe, facilitates removal of dust clogging.

DESCRIPTION OF SYMBOLS 10 Vacuum cleaner main body 11 Electric blower 15 Dust collection part 18 Crevice suction pipe 19 Floor suction tool 26 Floor side suction flow path 28 Suction pipe side suction flow path 29 Hose 30 Connection pipe 31 Common passage 34 Claw 35 Substantially L-shaped 36 Opening Part

Claims (4)

And the vacuum cleaner body for a built-in electric blower that emits the suction air,
Floor suction tool provided below the vacuum cleaner body and communicating with the electric blower,
A dust collector provided in the vacuum cleaner body and communicating with the floor suction tool and the electric blower;
A gap suction pipe that can be detachably attached to the vacuum cleaner body;
A common passage provided in the vacuum cleaner body and communicating with the dust collecting part;
A floor-side suction flow path that is inhaled from the floor suction tool and communicates with the common passage;
A suction pipe side suction passage that is sucked from the gap suction pipe and communicates with the common passage ;
A connection pipe communicating with the gap suction pipe,
Provided in the vacuum cleaner main body in the common passage is a hole connected to the connection pipe in the vicinity of the joining position of the floor side suction flow path and the suction pipe side suction flow path, and the connection pipe is cleaned. The diameter of the passage in the common passage is wider than the diameter of the floor-side suction passage communicating with the common passage and the diameter of the suction pipe-side suction passage . Vertical vacuum cleaner. A vacuum cleaner body containing an electric blower that emits suction air;
Floor suction tool provided below the vacuum cleaner body and communicating with the electric blower,
A dust collector provided in the vacuum cleaner body and communicating with the floor suction tool and the electric blower;
A gap suction pipe that can be detachably attached to the vacuum cleaner body;
A common passage provided in the vacuum cleaner body and communicating with the dust collecting part;
A floor-side suction flow path that is inhaled from the floor suction tool and communicates with the common passage;
A suction pipe side suction passage that is sucked from the gap suction pipe and communicates with the common passage;
A connection pipe communicating with the gap suction pipe,
Provided in the vacuum cleaner main body in the common passage is a hole connected to the connection pipe in the vicinity of the joining position of the floor side suction flow path and the suction pipe side suction flow path, and the connection pipe is cleaned. The connection pipe provided in a detachable manner with respect to the hole of the machine main body, the connection pipe communicating with the gap suction pipe is formed in a substantially L shape, and the connection on the downstream side of the suction airflow flowing in the substantially L-shaped connection pipe A vertical vacuum cleaner in which the diameter of the pipe is set to be larger than the diameter of the connection pipe on the upstream side of the airflow, and the diameter gradually increases in the direction in which the airflow proceeds . The arrangement of the hole communicating with the connection pipe is provided at a position removed from a joining point where the floor side suction flow path and the suction pipe side suction flow path join in the common passage. Item 3. The vertical vacuum cleaner according to item 1 or 2. A claw is formed on the connection pipe communicating with the gap suction pipe, and the claw is detachably engaged with the hole of the cleaner body with the claw, and the connection pipe is disposed at a lower rear portion of the cleaner body. The vertical vacuum cleaner according to any one of claims 1 to 3.