JPH10151098A - Electric cleaner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve the attaching property of a dust bag in an electric cleaner. SOLUTION: A pair of ribs 16 are provided for guiding the insertion of the mouth core, an inner dimension L1 at the lower end part of rib 16 is made almost equal to the breadthwise dimension of the mouth core and further, an inclined part 16a is provided on the mouth core side of the rib 16 so that an inner dimension L2 at the upper end part of the rib 16 is larger than the inner dimension L1. Thus, the mouth core is easily inserted between the ribs 16, when the lower end of mouth core reaches the bottom of lower main body, the mouth core is surely positioned from side to side and dust is not leaked, either.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a general household vacuum cleaner.

[0002]

2. Description of the Related Art A conventional vacuum cleaner will be described with reference to FIGS. Reference numeral 1 denotes a lower main body having a built-in electric blower 2 and the like, a dust collecting chamber 5 having a mouth core 3 at a front portion for accommodating a dust collecting bag 4 for collecting dust, and a pair of dust chambers 5 for inserting the mouth core 3. A jib rib 6 is provided. The inner dimension between the pair of jig ribs 6 is set substantially equal to the width dimension of the core 3. A check valve 8 made of an elastic material such as rubber is fixed to an intake port 7 provided on a front wall 5a of the dust collecting chamber 5.

The gap L between the jig rib 6 and the check valve 8 is set to be smaller than the thickness of the mouth core 3 attached to that portion, and the gap between the jib rib 6 and the check valve 8 is made smaller. They are pressed against each other to ensure air tightness between them.

[0004] Reference numeral 9 denotes a bag mouth holder for holding an upper portion of the mouth core 3. Attachment of the dust collecting bag 4 to the lower body 1 is completed by grasping the upper portion of the mouth core 3 of the dust collecting bag 4 and inserting the mouth core 3 between the jig rib 6 and the check valve 8.

[0005]

However, in the vacuum cleaner having the above configuration, when the dust bag 4 is set in the dust collecting chamber 5, the inner dimensions of the pair of jib ribs 6 are not equal to those of the core 3.
Is set to be substantially the same as the width dimension of the core 3, if the core 3 is slightly inclined, the core 3 does not enter between the pair of jib ribs 6.
Was difficult to insert.

Further, since the check valve 8 is set so as to be slightly pressed against the mouth 3, the mouth 3 is caught on the check valve 8 during the insertion of the mouth 3, or the mouth 3 is forcibly inserted. There is a problem that the core 3 is curved and dust leaks from a gap between the mouth core 3 and the check valve 8.

An object of the present invention is to solve the above-mentioned conventional problems, and an object of the present invention is to improve the attachment of a dust collecting bag of a vacuum cleaner.

[0008]

According to the present invention, there is provided a dust collecting chamber having a pair of ribs provided on a wall provided with a suction port with the suction port interposed therebetween, and a lower end of the pair of ribs. By making the inner dimension at the portion substantially the same as the width dimension of the mouth, and further providing an inclined surface on the mouth side of the rib so that the inner dimension at the upper end of the rib is larger than the inner dimension at the lower end. When the dust bag is attached to the intake port, the upper end of the rib is wide, so that the mouth can be easily inserted between the ribs,
When the lower end of the core reaches the bottom of the main body, the positioning of the core is reliably performed, and no dust is leaked.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION
An electric blower room having a built-in electric blower, a dust collecting bag having a core and collecting dust, and a dust collecting chamber storing the dust collecting bag,
An intake port provided on one wall of the dust collection chamber, a check valve attached to the intake port, and a pair of ribs provided on the wall provided with the intake port of the dust collection chamber with the intake port interposed therebetween; And formed with
The inner dimensions at the lower ends of the pair of ribs are made substantially the same as the width dimension of the center, and the inner dimensions at the upper end of the ribs are inclined toward the center of the rib so as to be larger than the inner dimensions of the lower end. When the dust bag is attached to the air intake port, the upper end of the rib is wider, so that the mouth can be easily inserted between the ribs and the lower end of the mouth is at the bottom of the main body. When it reaches, the positioning of the mouth is reliably performed, and there is no occurrence of dust leakage.

In the invention according to claim 2 of the present invention, the cross-sectional shape of the rib is substantially L-shaped, and the minimum gap between the inner wall of the rib on the back side of the mouth and the check valve is substantially the same as the thickness of the mouth. Or more than that, when the core is inserted between the pair of ribs, it is not caught between the check valve and the inner wall of the rib, so that the insertion becomes easy and the core is not deformed. .

The invention according to a third aspect of the present invention is characterized in that a rearwardly inclined portion is provided at the upper end of the rib facing the side end of the mouth, and when the mouth is inserted between the ribs, Since the folded end of the dust collecting bag does not catch on the rib, it can be inserted smoothly.

[0012]

【Example】

(Embodiment 1) Hereinafter, a first embodiment of the present invention will be described with reference to FIGS. Reference numeral 11 denotes a lower body in which an electric blower chamber 12a containing the electric blower 12 and the like is arranged. Reference numeral 14 denotes a dust collecting bag, which is formed by a mouth 13 having an opening 13c and a bag 14b for collecting dust. . Reference numeral 15 denotes a dust collection chamber 15 arranged on the front side of the lower main body 11.

Reference numeral 16 denotes a pair of ribs serving as guides when the mouth 13 is inserted. The ribs 16 are provided on both sides of an intake port 17 described later.

An intake port 17 is provided in a front wall 15a of the dust collecting chamber 15, and a check valve 18 formed of an elastic material such as rubber is fixed to a periphery of the intake port 17.

Reference numeral 19 denotes an upper part 13b which is rotatably attached to the lower main body 11, attaches the dust collecting bag 14 to a predetermined position, and then presses the opening 13 of the dust collecting bag 14 slightly against the check valve 18 to press the upper part 13b. This is a bag mouth holder for holding and fixing the bag.

The inner dimension (L1) at the lower end of the pair of ribs 16 is made substantially the same as the width of the mouth 13 and the inner dimension (L2) at the upper end 16b of the rib 16 is set at the lower end. An inclined surface 16a is provided on the mouth 13 side of the rib 16 so as to be larger than the dimension L1.

The operation of the above configuration is as follows.
That is, when attaching the dust collection bag 14 to the intake port 17,
The core 13 of the dust collecting bag 14 is inserted between the pair of ribs 16 until the lower end 13a of the dust collecting bag 14 reaches the bottom surface 11a of the lower main body 11. Finally, the bag mouth holding member 19 is rotated rearward, and Holding the upper end 13b of the dust collection bag 14 completes the installation of the dust collection bag 14.

When the core 13 is inserted between the pair of ribs 16, the upper end 16b is widened.
Can be easily inserted between the ribs 16, and when the lower end of the mouth 13 reaches the bottom surface 11a of the lower body 11, the rib 1
6, the inner dimension (L1) at the lower end is set to be substantially the same as the width dimension of the core 13, so that the left and right positioning of the core 13 is ensured, and the center of the opening 13c and the check valve 18 There is no deviation and no garbage leakage occurs.

(Embodiment 2) Next, a second embodiment of the present invention will be described with reference to FIGS. The same components as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted.

The rib 16 has a substantially L-shaped cross section,
The minimum gap L3 between the inner wall 16b of the rib 16 located on the back side of the mouth 13 and the check valve 18 is set to be substantially the same as or greater than the thickness of the mouth 13, and the mouth 13 is formed of a pair of ribs 1.
6, the check valve 18 and the inner wall 16b of the rib 16
Since the mouth 13 does not get caught in between, the insertion becomes extremely easy, and the mouth 13 is not deformed at the time of insertion, and no dust leaks due to the deformation. The airtightness between the core 13 and the check valve 18 is maintained by holding the upper end 13b of the core 13 with a bag mouth holding member 19, and
Needless to say, 3 is secured by being pressed against the check valve 18.

(Embodiment 3) Next, a third embodiment of the present invention will be described with reference to FIGS. The same components as those in the above embodiment are denoted by the same reference numerals, and description thereof will be omitted.

A rib 16 is provided at the upper end of the wall provided with the inclined surface 16a of the rib 16 opposed to the side end of the mouth 13 and the mouth 13 is inserted between the ribs 16. At this time, as shown in FIG.
Since the ribs 4a are not hooked on the ribs 16, the bag body 14b is not broken, and the dust collecting bag 14 can be mounted smoothly.

[0023]

According to the first aspect of the present invention,
The inner dimension at the lower end of the pair of ribs is made substantially the same as the width of the mouth, and further, the inclined surface on the center of the rib is formed so that the inner dimension at the upper end of the rib is larger than the inner dimension of the lower end. By installing, when attaching the dust collection bag to the intake port, the upper end of the rib is wide, so that the mouth can be easily inserted between the ribs, and the lower end of the mouth reaches the bottom of the lower body. Occasionally, the positioning of the core is ensured, and no dust leakage occurs.

According to the second aspect of the present invention, the cross section of the rib is substantially L-shaped, and the minimum gap between the inner wall of the rib on the back side of the center and the check valve is determined by the thickness of the center and the thickness of the center. By setting them to be substantially the same or more, when the core is inserted between the pair of ribs, it is not caught between the check valve and the inner wall of the rib, so that the insertion becomes easy and the core is deformed. Not even.

According to the third aspect of the present invention, by providing a downwardly inclined portion at the upper end of the rib facing the side end of the mouth, the core can be inserted between the ribs. Since the folded end of the bag body of the dust collecting bag does not catch on the rib, the bag can be inserted smoothly.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a vacuum cleaner showing a first embodiment of the present invention.

FIG. 2 is a plan view showing a dust bag of the vacuum cleaner.

FIG. 3 is a sectional view of a main part of a dust collecting bag mounting portion of the vacuum cleaner.

FIG. 4 is a sectional view of a main part of an electric vacuum cleaner showing a second embodiment of the present invention.

FIG. 5 is a sectional view of a main part before the core is held by a bag mouth holder.

FIG. 6 is a sectional view of an essential part in a state where the core is held by a bag mouth holder.

FIG. 7 is a perspective view of a dust collecting bag mounting portion of the vacuum cleaner.

FIG. 8 is a sectional view of a main part of a vacuum cleaner showing a third embodiment of the present invention.

FIG. 9 is a perspective view of a dust collecting bag mounting portion of the vacuum cleaner.

FIG. 10 is a cross-sectional view of the dust bag attachment portion.

FIG. 11 is a sectional view of a conventional vacuum cleaner.

FIG. 12 is a sectional view of a main part before the same core is attached.

FIG. 13 is a sectional view of a main part in a state where the same core is attached.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 12 Electric blower 12a Electric blower room 13 Core 14 Dust collection bag 15 Dust collection room 17 Intake port 18 Check valve 16 Rib 16a Inclined surface

Claims (3)

[Claims] An electric blower room having a built-in electric blower,
A dust collection bag having a mouth core for collecting dust, a dust collection chamber for storing the dust collection bag, an intake port provided on one wall of the dust collection chamber, and a check attached to the intake port A valve, and a pair of ribs provided on the wall of the dust collection chamber where the air inlet is provided, with a pair of ribs provided with the air inlet interposed therebetween, and an inner dimension at a lower end portion of the pair of ribs is a width dimension of the core. A vacuum cleaner characterized in that an inclined surface is provided on the mouth side of the rib so that the inner dimension at the upper end of the rib is larger than the inner dimension of the lower end. 2. The rib has a substantially L-shaped cross section, and a minimum gap between the inner wall of the rib on the back side of the mouth and the check valve is set to be substantially equal to or greater than the thickness of the mouth. Vacuum cleaner as described. 3. The vacuum cleaner according to claim 1, wherein an inclined portion is formed at an upper end portion of the rib facing a side end portion of the mouth core so as to be inclined downward.