JP7190628B2 - vacuum cleaner - Google Patents

Description

TECHNICAL FIELD The present invention relates to an electric vacuum cleaner, and more particularly to an electric vacuum cleaner having a handle on the front portion of the cleaner body.

A typical vacuum cleaner usually has a handle on the top side of the vacuum cleaner body, but since the vacuum cleaner body is placed upright with the back side down when not in use, The handle is difficult to hold when standing. If the handle is located at the front of the vacuum cleaner body, it is convenient because it can be easily held in both the normal and upright positions.

Conventionally, there is a vacuum cleaner of this type that includes a front cover that is integrally formed with the handle and a handle cover that covers the outer periphery of the handle in order to provide the front portion of the vacuum cleaner body with a handle (see, for example, Patent Document 1). reference).

FIG. 7 shows a conventional electric vacuum cleaner described in Patent Document 1. As shown in FIG. As shown in FIG. 7, the structure for fixing the handle 2 to the front part of the vacuum cleaner main body 1 includes a front cover 3 integrally formed with the handle 2 and a handle cover 4 covering the outer periphery of the handle 2. As shown, the front cover 3 is attached and held to the front portion of the cleaner main body lower part 6 of the cleaner main body 1 by fastening screws 5 from above.

JP 2015-142623 A

However, in the conventional structure, the handle 2 of the vacuum cleaner body 1 is configured such that the handle cover 4 covers only the outer peripheral portion of the handle 2 .

In such a conventional structure, since the handle cover 4 does not integrally cover the front cover 3 and the handle 2, whitening, deformation, etc. due to the torsional force applied to the handle 2 occur at the base of the handle 2, resulting in a decrease in strength. was the cause. In addition, since the front cover 3 is not covered with the handle cover 4, there is a problem that the front cover 3 is damaged by impact from the outside and the strength is lowered.

Accordingly, the present invention has been made in order to solve such problems. To provide a vacuum cleaner in which the strength of a handle part and the front part of a front cover is improved by providing a handle cover so as to surround the part to the bottom part.

In order to solve the above-described conventional problems, the present invention provides a front cover that is provided at the front of a vacuum cleaner body and integrally molded with a handle, and an outer periphery of the handle and an outer periphery of the front cover from the side to the bottom. It is characterized by providing a handle cover so as to surround it.

As a result, the strength of the handle is improved, whitening due to the torsional force applied to the handle,
It is possible to prevent deformation and the like from occurring. In addition, the handle cover can improve the strength of the front portion of the front cover and protect it from being hit by furniture or the like.

As described above, according to the present invention, it is possible to improve the strength of the handle portion provided at the front portion of the vacuum cleaner body, and to prevent the occurrence of whitening, deformation, etc. due to the torsional force applied to the handle portion. Furthermore, the steering wheel cover improves the strength of the front portion of the front cover and protects it from being hit by furniture or the like.

1 is an overall perspective view of a vacuum cleaner main body of a vacuum cleaner according to Embodiment 1 of the present invention; Central cross-sectional view of the vacuum cleaner body of the vacuum cleaner A perspective view showing a state in which the handle cover and the front cover of the vacuum cleaner are removed from the vacuum cleaner body. Side view of the main body of the vacuum cleaner A perspective view of the front cover to which the handle cover is attached in the same vacuum cleaner as seen from the inside. A perspective view showing a state in which the handle cover and front cover of the vacuum cleaner are attached under the vacuum cleaner body and fixed with screws. A perspective view showing a state in which a handle cover and a front cover of a conventional vacuum cleaner are removed from the vacuum cleaner body. A perspective view showing a state in which a handle cover and a front cover of a conventional vacuum cleaner are attached under the vacuum cleaner body and fixed with screws.

A first invention is provided in the front part of the vacuum cleaner main body and is provided with a front cover integrally formed with a handle, and a handle cover is provided so as to surround the outer peripheral part of the handle and the outer peripheral side part of the front cover from the bottom part. It is characterized by
As a result, the handle cover surrounds the handle and the front cover from the outer peripheral side portion to the bottom portion, thereby increasing the strength of the handle portion and suppressing the torsional force applied to the handle portion, thereby increasing the rigidity. In addition, by enclosing the front cover from the outer periphery to the bottom with a handle cover, the front part of the front cover will not be damaged or scratched if it hits a protruding object such as a threshold on the floor or furniture. It can be prevented by the handle cover.

A second invention is characterized in that, particularly in the first invention, the handlebar cover has a substantially band-like ring shape so as to surround the outer peripheral portions of the handlebar and the front cover.
As a result, it is possible to further improve the strength against the torsional force applied to the handle portion by forming a substantially belt-like ring shape without a break.

A third invention is characterized in that, particularly in the first or second invention, the lower end portion of the handle cover is configured to abut on the upper portion of the lower end portion of the front cover. The abutment eliminates the gap, so that the handle cover can be firmly fixed to the front cover integrally formed with the handle, and a unit in which the handle cover is attached to the front cover can be formed. Since it is assembled as a unit in the process prior to attachment to the front part of the main body, it can be easily assembled to the front part of the cleaner main body.

In a fourth invention, particularly in any one of the first to third inventions, the front cover is cleaned by fastening screws from the top of the front cover and fastening screws from the front below the front cover. It is characterized in that it is attached and held to the front portion of the cleaner body below the cleaner body.
As a result, the front cover to which the handle cover is attached is fitted into the attachment position formed on the front part of the lower part of the vacuum cleaner body, and the automatic machine is held and fixed by fastening the screws from above and from the front. can allow assembly by

A fifth invention is characterized in that, in any one of the first to fourth inventions, the handle portion is curved obliquely upward.
As a result, the handle part is easy to hold because it does not interfere with the hose and does not put the hand in an unnatural state in both the normal state of the vacuum cleaner lying down and the state of standing up. can do.

A sixth invention is characterized in that, particularly in any one of the first to fifth inventions, the handle cover is made of ABS resin.
Thus, by covering the front portion with ABS resin, which has higher impact resistance than the PP resin forming the front cover, the strength of the front portion, which is susceptible to external impact, can be improved.

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, embodiments of the present invention will be described with reference to the drawings. It should be noted that the present invention is not limited by this embodiment.

(Embodiment 1)
A vacuum cleaner according to a first embodiment of the present invention will be described with reference to FIGS. 1 to 6. FIG. 1 is an overall perspective view of a vacuum cleaner body of a vacuum cleaner according to Embodiment 1 of the present invention, FIG. 2 is a central sectional view of the vacuum cleaner body of the vacuum cleaner, and FIG. 3 is a diagram of the vacuum cleaner. 4 is a side view of the main body of the vacuum cleaner, and FIG. 5 is a front cover to which the handle cover is attached in the vacuum cleaner, viewed from the inside. FIG. 6 is a perspective view showing the state in which the handle cover and the front cover of the vacuum cleaner are attached under the cleaner body and fixed with screws.

The cleaner main body 7 of this embodiment consists of a lower cleaner body 8, an upper cleaner main body 9, and a dust collection chamber cover 10. As shown in FIG. 11, an electric blower room 13 containing an electric blower 12 is provided. A caster roller 14 is mounted on the front bottom surface of the cleaner body 7, and a pair of rear wheels 15 are mounted on both sides of the rear end of the side surface of the cleaner body 7. The cleaner main body 7 can be moved through. An exhaust port portion 16 having a plurality of openings is formed on the rear end surface of the cleaner body 7 .

On the other hand, as shown in FIG. 3, a front cover 17 is attached to the front portion 8a of the lower body 8 of the vacuum cleaner. It is

Further, the front cover 17 to which the handle 18 is integrally attached is covered with a handle cover 19 which is a separate part. It is provided so as to surround the front cover 17 from the outer peripheral side portion to the bottom portion.

As shown in FIGS. 3 to 5, the handle cover 19 surrounds the outer periphery of the handle 18 and the outer periphery of the front cover 17 from the side to the bottom, and the handle cover 19 covers and integrates the periphery of the front cover 17. As a result, the strength of the handle portion 20 can be increased, and the torsional force applied to the handle portion 20 can be suppressed to exhibit the effect of increasing the rigidity.

Further, as shown in FIG. 3, the steering wheel cover 19 is formed in a substantially belt-like ring shape without a break, so that the strength against torsional force applied to the handle portion 20 can be further improved. can.

In addition, by enclosing and protecting the handle cover 19 from the outer peripheral side to the bottom, the end of the front cover 17 can be prevented from being damaged or scratched by hitting a protruding object such as a threshold on the floor or furniture. can do.

Further, as shown in FIG. 5, the lower end 19a of the handle cover 19 abuts on the upper portion of the lower end 17a of the front cover 17, thereby eliminating the gap and integrally forming the handle 18. The handle cover 19 can be firmly fixed to the attached front cover 17, and it is possible to form a unit in which the handle cover is attached to the front cover, and the unit can be formed in the process prior to attachment to the front part of the vacuum cleaner body. Therefore, assembly to the front portion of the cleaner body can be facilitated.

Also, as shown in FIG. 6, the front cover 17 is fastened to the screw hole a22 of the screw a21 from above the front cover 17, and as shown in FIG. By fastening to b24, it is attached and held to the front part of the cleaner main body lower part 8 of the cleaner main body, so that it is possible to assemble by an automatic machine.

Further, as shown in FIG. 4, since the grip portion 25 of the handle portion 20 integrally formed with the front cover 17 is formed in a curved shape obliquely upward, the main body 7 of the vacuum cleaner is in a normal state in which it is laid down. In any standing state, the grip portion 25 of the handle portion 20 can be easily held without putting the hand in an unnatural state.

In addition, the steering wheel cover 19 is made of ABS resin (acrylonitrile-butadiene-styrene copolymer synthetic resin), which has higher impact resistance than the PP resin (polypropylene resin) that forms the front cover, so that it can withstand external impacts. It is possible to improve the strength of the front portion 26, which is easy to wear.
In the above description of the first embodiment, the handle cover 19 is ring-shaped, but the handle cover 19 is not ring-shaped, but simply wraps around the bottom surface of the front cover 17 to form a ring shape. The same effect as in the first embodiment can be obtained even if the first embodiment is not provided.

As described above, the vacuum cleaner of the present invention includes a front cover provided at the front of the vacuum cleaner main body and integrally molded with the handle, and an outer peripheral portion of the handle and the outer peripheral side to the bottom of the front cover. Since the handle cover is provided so as to surround it, the strength of the handle provided on the front part of the vacuum cleaner body is improved, and it is possible to prevent whitening, deformation, etc. due to the twisting force applied to the handle. It can be applied to the fields and uses of household vacuum cleaners and commercial vacuum cleaners.

7 vacuum cleaner body 8 vacuum cleaner body bottom 9 vacuum cleaner body top 10 dust collection chamber lid 11 dust collection chamber 12 electric blower 13 electric blower chamber 14 caster roller 15 rear wheel 16 exhaust port 17 front cover 18 handle 19 handle cover 20 handle Part 21 screw a
22 screw hole a
23 screw b
24 screw hole b
25 grip portion 26 front portion

Claims (1)

A front cover provided on the front surface of the cleaner body and integrally formed with the handle, and a front cover surrounding the outer circumference of the handle and the outer circumference side of the front cover to the lower end of the front surface of the cleaner body. A steering wheel cover is provided, and the steering wheel cover has a substantially band-like ring shape, the lower end of the steering wheel cover contacts the front cover, and the grip portion of the steering wheel is curved obliquely upward. A vacuum cleaner.

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