JPH09201315A - Vacuum cleaner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent attachments from falling by vibration and impact and facilitate attachment/detachment operation by inclinedly forming a groove part of a attachments storage part, which stores a flat part of a clearance suction port tip, in such a way as elevating from the deepmost part of a groove toward the opening part. SOLUTION: A cylindrical part 105 of a clearance suction port 103 is held by projections 401, 402, a hole, and an upper wall 403. When the clearance suction port 103 is stored, the cylindrical part 105 is pushed against the projection 401 and the upper wall 403, and elastic deformation of the cylindrical part 105 and the projection 401 allow the opening part having the dimension (a) smaller than the diameter of the cylindrical part 105 to pass so that the suction port is held by an attachment storage part 102. On the other hand, the flat part 104 of the clearance suction port 103 is sandwiched by the groove part 302, which is constituted of such an inclined face that the inner wall connecting the deepmost part (b) and the opening part (c) is elevated from the deepmost part (b) toward the opening part (c) by the height of (h).

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric vacuum cleaner, and more particularly to a structure of an electric vacuum cleaner in which a gap suction port is housed in a main body.

[0002]

2. Description of the Related Art A conventional vacuum cleaner is provided with a recess in the lower rear part of the cleaner body, as described in Japanese Patent Laid-Open No. 5-49562, so that it can be installed in a narrow space such as a sash groove of a house or between furniture. It was configured so that it could accommodate the gap mouthpiece for cleaning.

The gap suction port has a flattened cylindrical tip so that it can be inserted into a narrow space where the floor suction port or the extension tube cannot fit.

On the other hand, as shown in FIG. 5, a protrusion 501 is provided on one of the left and right sides of the recess at the rear lower part of the cleaner body, and a groove 502 is formed on the other side. Protrusion
The size of the opening in which 501 is formed is smaller than the diameter of the cylindrical portion of the gap suction port.

When the gap suction port is housed in the cleaner body, the cylindrical portion is pushed between the protrusions 501, and the recessed portion is deformed so that the protrusion is inserted over the protrusion 501 and the tip of the gap suction port is inserted. The part is fitted into the groove 502 and fixed to the cleaner body. The recess at the bottom rear of the vacuum cleaner body makes it easy for the user to pinch the flat part of the gap suction mouth with his / her finger, and when the vibration of the main body or external shock is applied, the gap suction mouth vibrates. In order not to do so, a part of the recess is formed along the outer shape of the flat portion of the gap suction port, and the flat portion of the gap suction port is held so as to be substantially horizontal.

[0006]

However, in the technique disclosed in Japanese Patent Laid-Open No. 5-49562, the protrusion 501 of the recess and the cylindrical portion of the suction opening are worn or the cleaner body is used for a long period of time. If the elasticity of
There is a drawback that the holding force of the gap suction port is weakened, and that it easily falls off due to vibration of the main body or external impact.

Further, since the gap suction port is housed in the recessed portion at the lower rear portion of the cleaner body, the user bends his / her body to attach / detach, but the attachment / detachment direction of the gap suction port is substantially horizontal. Since it is in the direction, there is a problem that an extremely unnatural movement is forced. Therefore, an object of the present invention is to solve these problems, and to provide an electric vacuum cleaner having excellent usability, in which accessories are less likely to fall off due to vibration or impact, and which can be easily attached and detached.

[0008]

In order to achieve the above object, a feature of the present invention resides in that a vacuum cleaner having an electric blower and a dust collecting portion for collecting dust sucked by a suction airflow of the electric blower. An electric vacuum cleaner having a main body and a hose communicating with the dust collecting section and connected to the cleaner main body, wherein a rear end of the cleaner main body accommodates a gap suction port having a flat tip. An electric cleaning formed by forming an accessory storage part for storing the flat part of the tip of the gap suction port of the accessory storage part so that the groove part is inclined from the deepest part of the groove toward the opening part. On the plane.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the accompanying drawings.

FIG. 1 is a perspective view of the appearance of an electric vacuum cleaner according to an embodiment of the present invention.

In FIG. 1, 101 is a cleaner body having a control circuit, an electric blower and the like built therein, and 102 is a cleaner body 1
The accessory storage section 103 arranged at the lower rear part of 01 is detachably held in the accessory storage section 102, and the flat section 104
Further, reference numeral 106 denotes a clearance suction port having a cylindrical portion 105, 106 an exhaust port, and 107 a hose connected to the suction port portion of the cleaner body 101.

Further, in the cleaner main body 101, a power cord 109 which can be stored by being wound around a wheel 108 and a cord reel (not shown) inside the main body so that the hose 107 can be pulled to move the floor surface during cleaning. Is attached.

FIG. 2 is a vertical sectional view of the vacuum cleaner according to the embodiment of the present invention, and FIG. 3 is a rear view of the vacuum cleaner according to the embodiment of the present invention.

The main body 101 of the vacuum cleaner has wheels 108 for movement.
And a suction port 202 for connecting a hose to the front thereof, and a lid 205 that covers the upper part of the shatter case 201 and forms a dust collection chamber 204 for housing the dust collection bag 203. .

A packing 206 is provided on the upper surface of the wall of the case case 201 forming the lower part of the dust collecting chamber 204.
When the lid 205 is closed, the airtight holding rib 207 protruding from the lid 205 is pressed against the lid 205 to keep the dust collection chamber 204 airtight.

An engaging claw 208 is provided on the front portion of the lid 205.
Is formed, and when the lid 205 is closed, the lid 205 is locked in the engagement hole 209 provided in the suction port 202, and the lid 205 does not open carelessly due to vibration during use of the cleaner. Is done.

The dust collecting bag 203 is clamped by the paper 203a.
By being locked by the ten claws, the suction port packing 211 held between the suction port 202 and the case case 201 is pressed and held. The clamp 210 is biased by a spring 212 so as to fall toward the rear of the dust collecting chamber, and when the dust collecting bag 203 is not set, the clamp 210 interferes with a stopper rib 213 protruding from the lid 205. Thus, the user does not start the operation of the cleaner by closing the lid 205 without forgetting to put the dust collecting bag 203.

Further, the cleaner body 101 has an electric blower chamber 215 and a cord reel chamber (not shown) formed in the rear part thereof with a case case 201 and a top case 214.

The electric blower chamber 215 communicates with the dust collecting chamber 204, and the electric blower 21 is arranged so that the intake side of the electric blower 216 faces the dust collecting chamber 204 through the filter 217.
6 is stored and held. Cord reel chamber (not shown)
Holds and holds a cord reel (not shown) for winding the power cord 109 and storing it inside the main body.

An exhaust port 106 is provided on the rear surface of the cleaner body 101.
The air filtered by the dust bag 203 and the filter 217 is discharged from the exhaust port 106 through the exhaust filter 218 while cooling the inside of the electric blower 216. As shown in FIGS. 1 and 3, the gap suction port 103 is provided in the accessory storage portion 10 disposed below the exhaust port 106.
It is removably held in 2.

Next, the structure of the electric vacuum cleaner according to the present invention will be described with reference to FIGS. 3 and 4. FIG. 4 is a partial cross-sectional view of the electric vacuum cleaner according to the embodiment of the present invention, showing a cross section AA and a cross section BB of the accessory storage unit 102 shown in FIG.

FIG. 5 is a partial sectional view of a conventional vacuum cleaner, which is a conventional example of a portion corresponding to the section AA and the section BB shown in FIG.

The cylindrical portion 105 of the gap suction port 103 includes the projections 401 and 402, the hole 301 and the upper wall 40 shown in FIG.
3 is held. When the gap suction port 103 is stored, the cylindrical portion 105 is pressed against the protrusion 401 and the upper wall 403.
Elastically deforms, and passes through the opening dimension a, which is smaller than the diameter of the cylindrical portion 105, and is held in the accessory storage portion 102.

On the other hand, the flat portion 104 of the gap suction port 103
Is sandwiched between the groove portions 302 shown in FIGS. 3 and 4, and in the groove portion 302, the inner wall connecting the deepest portion b and the opening c is the deepest portion b.
It is composed of an inclined surface that increases by h from the opening to the opening c. Therefore, the gap suction port 103 is attached to the groove 302 from diagonally above the rear part of the cleaner body 101.

In the conventional example shown in FIG. 5, the inner wall connecting the deepest portion d of the groove 502 and the opening e is arranged so as to be substantially horizontal (h≈0), and the gap suction port 103 is The cleaner body 101 is attached and detached in a substantially horizontal direction from the rear portion. By the way, when the gap suction port 103 is housed in the accessory storage portion 102, the gap 401 is elastically held by the protrusion 401 so as not to vibrate.
When vibration or shock is applied to the main body of the vacuum cleaner, or when the cylindrical portion 105 and the projection 401 are worn or the elasticity is deteriorated due to long-term use, the gap suction port 10
3 may fall out of the accessory storage unit 102.

As shown in this embodiment, the gap suction port 10
In the flat portion 104 of No. 3, since the inner wall connecting the deepest portion b and the opening portion c is held by the groove portion 302 configured by the inclined surface such that the height increases from the deepest portion b toward the opening portion c by h,
Even when vibration or shock is applied, or the cylindrical portion 105 and the protrusion 401 are worn or the elasticity is deteriorated, it is possible to prevent the accessory storage portion 102 from falling off. Further, the gap suction port 103 is housed in a recessed portion in the lower rear portion of the cleaner body, but the user can attach and detach it from diagonally above the rear portion of the cleaner body, which greatly improves usability.

[0027]

As described above, according to the present invention, since the flat portion of the gap suction port is received by the groove portion formed by the inclined surface which becomes higher from the deepest portion toward the opening, vibration It is possible to prevent accessories from falling off due to impact.

Further, the gap suction port can be attached / detached from diagonally above the rear part of the cleaner main body, so that the unnatural movement of attaching / detaching the gap suction port in a substantially horizontal direction with the user bending down is eliminated. It is possible to provide a vacuum cleaner with excellent usability.

[Brief description of drawings]

FIG. 1 is an external perspective view of an electric vacuum cleaner according to an embodiment of the present invention.

FIG. 2 is a vertical sectional view of an electric vacuum cleaner according to an embodiment of the present invention.

FIG. 3 is a rear view of the electric vacuum cleaner according to the embodiment of the present invention.

FIG. 4 is a partial cross-sectional view of the electric vacuum cleaner according to the embodiment of the present invention.

FIG. 5 is a partial cross-sectional view of a conventional vacuum cleaner.

[Explanation of symbols]

101 ... Vacuum cleaner main body, 102 ... Accessory storage section, 103 ...
Clearance mouthpiece, 104 ... Flat portion, 105 ... Cylindrical portion, 10
6 ... Exhaust port, 107 ... Hose, 108 ... Wheels, 109 ...
Power cord, 201 ... Sita case, 202 ... Suction port, 2
03 ... dust collecting bag, 203a ... mouthpiece, 204 ... dust collecting chamber, 20
5 ... Lid, 206 ... Packing, 207 ... Airtight holding rib,
208 ... Engaging claw, 209 ... Engaging hole, 210 ... Clamp,
211 ... Suction port packing, 212 ... Spring, 213 ... Stopper rib, 214 ... Wafer case, 215 ... Electric blower room, 216 ... Electric blower, 217 ... Filter, 218
... Exhaust filter, 301 ... Hole, 302, 502 ... Groove portion, 401, 402, 501 ... Protrusion, 403 ... Upper wall.

Claims (1)

[Claims] 1. A cleaner body having an electric blower and a dust collecting portion for collecting dust sucked by an intake air flow of the electric blower, and a hose communicating with the dust collecting portion and connected to the cleaner body. An electric vacuum cleaner comprising: a rear part of the vacuum cleaner body; and an accessory storage section for storing a suction opening for a clearance having a flat tip, wherein the clearance suction tip of the accessory storage section is formed. An electric vacuum cleaner, characterized in that a groove portion for accommodating the flat portion is formed so as to be inclined from the deepest portion of the groove toward the opening.