JP2002320573A - Vacuum cleaner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a vacuum cleaner that does not tire a user even if uses it for many hours by carrying it on the back. SOLUTION: In carrying on the back type vacuum cleaner that is carried on the back by shoulder straps, at least two or more supporting portions butt the back of a user.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

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

[0002]

2. Description of the Related Art Conventionally, a backpack type vacuum cleaner which has a built-in electric blower and a dust collection chamber inside a main body and can be carried by a shoulder strap has a shape in which a cushion material or the like is provided on a surface on which a user bears. Because it is flat, if you carry it on the back of a person who is curved in a convex shape, the support part will be near the center of the back, it will be difficult to carry it stably, and you can simply carry on your back and clean it, but if you use it for a long time Was unsuitable for

[0003]

However, in the vacuum cleaner having the structure described in the prior art, if the cleaning is performed for a long time, the contact with the back of the user is poor and the user tends to be tired.

An object of the present invention has been made based on the above-mentioned problems, and an object of the present invention is to provide an electric vacuum cleaner which is hard to be worn even when used for a long time on a back.

[0005]

According to a first aspect of the present invention, there is provided an electric vacuum cleaner having a built-in electric blower and a dust collecting chamber inside a main body, and a backpack-type electric cleaner which can be carried by a shoulder strap. In a vacuum cleaner, at least two or more supporting portions are in contact with a user's back.

According to a second aspect of the present invention, there is provided the vacuum cleaner according to the first aspect, wherein a concave curved portion is formed between at least two or more supporting portions along the back of the user.

According to a third aspect of the present invention, in the vacuum cleaner according to the first or second aspect, the lower support portion of the at least two or more support portions is closer to the user than the upper support portion. I went to a business trip.

According to a fourth aspect of the present invention, in the vacuum cleaner according to any one of the first to third aspects, a power source of the electric blower is a storage battery.

According to a fifth aspect of the present invention, an exhaust port is provided on the side opposite to the side on which the user is carrying, and the exhaust port is provided substantially downward.

According to a sixth aspect of the present invention, in the vacuum cleaner of the fifth aspect, a storage battery is disposed downstream of the exhaust port.

A vacuum cleaner according to a seventh aspect of the present invention is provided with a battery cover so that the storage battery can be attached and detached and the exhaust port is not closed when the battery cover is opened.

[0012]

Embodiments of the present invention will be described below with reference to the accompanying drawings.

FIG. 1 is an external view of a vacuum cleaner according to an embodiment of the present invention when a vacuum cleaner is used.
By carrying 02 on the shoulder, the user can carry the cleaner main body 101 during cleaning. Vacuum cleaner body 101
Is provided with a dust collecting chamber (not shown), which can be opened and closed by a dust collecting lid 106. As shown in FIG.
By opening 6, dust can be easily taken out. The hose 103 is connected to the dust collecting lid 106,
Electric blower (not shown) provided inside the cleaner main body 101
The dust sucked from the suction port 105 by the suction force generated by the suction is sucked into the dust collection chamber via the extension pipe 104 and the hose 103.

FIG. 2 is a sectional view of a cleaner body according to an embodiment of the present invention.
2. An electric blower 201 is provided. Electric blower 201
As shown in FIG. 5, the storage battery 204 can be easily attached to and detached from the cleaner main body 101 by opening and closing the battery cover 208 as shown in FIG. Although only one storage battery 204 can be installed to reduce the weight of the main body, it can be operated. However, when the storage battery 204 is used for a long time, a plurality of storage batteries 204 can be installed. The combined storage battery quantity can be selected.

Exhaust air discharged from the electric blower 201 is exhausted from an exhaust port 203 behind the electric blower 201.
03 is provided substantially downward on the side opposite to the side on which the user bears, so that the exhaust has a battery cover 208 after exiting the exhaust port 203, so that the exhaust is hard to hit the user. Also,
Since the exhaust port 203 is directed downward, even when used in a crowded state, it is possible to prevent the surrounding people from being exhausted and giving a feeling of discomfort. Further, since the storage battery is disposed downstream of the exhaust port 203, heat generation of the storage battery 204 can be prevented by the exhaust. As shown in FIG.
08 is a structure that does not block the exhaust port 203 even in the open state, so even if the main body is operated with the battery cover 208 opened, the exhaust port 208 will not be blocked,
Therefore, since the exhaust is actively applied, the heat generation of the electric blower 201 and the storage battery 204 can be prevented.

FIG. 3 is an external view of a vacuum cleaner according to one embodiment of the present invention when carrying the cleaner (a shoulder strap is not shown). The backrest 205 of the cleaner main body 101 is curved in a concave shape and is supported. The upper part 207 and the lower part 206 of the support are substantially convex. As shown in the human body model, 301 represents a shoulder, 302 represents a back, and 303 represents a waist. The human back 302 is curved in a standard body shape, and in the vacuum cleaner main body of the present invention, the backrest portion 205 is curved concavely, and the upper support portion 207 and the lower support portion 206 are substantially convex. Since the upper and lower two support portions (206, 207) are in contact with the back of the user, the multi-point support is provided, and the device can be stabilized. Therefore, the user's fatigue is alleviated, for example, when used for a long time. In addition, the lower part 206 of the support is smaller than the upper part 207 of the support.
Since the user travels and the space between the supporting portions is along the back of the user, it is possible to abut and support the waist 303 to the back 302 of the user.

As described above, when a backpack-type vacuum cleaner with a built-in storage battery is used extensively, even when used for a long time, it is hard to be tired, and even when used in a crowded environment, the surrounding people are exposed to exhaust air. It is possible to provide an easy-to-use vacuum cleaner that does not cause discomfort.

[0018]

As is apparent from the above description, the present invention relates to the improvement of the usability of the vacuum cleaner, and has a built-in electric blower and a dust collecting chamber inside the main body, which can be carried by a shoulder strap. In a vacuum cleaner, at least two or more supporting portions are made to contact the back of the user, so that the contact with the back of the user is improved, and the user is less likely to be tired even after performing cleaning for a long time. A vacuum cleaner can be provided.

According to the second aspect of the present invention, in the vacuum cleaner according to the first aspect, since at least two or more supporting portions are formed into a concave curved portion along the back of the user, the use of the vacuum cleaner is reduced. It is possible to provide an easy-to-use vacuum cleaner that has improved contact with the back of the person and is less likely to be tired even after long-time cleaning.

According to a third aspect of the present invention, in the vacuum cleaner according to the first or second aspect, at least 2
The lower support part of the support parts more than the place is made to travel to the user side than the upper support part, so the contact with the user's back is improved and it is hard to get tired even if cleaning for a long time, An easy-to-use vacuum cleaner can be provided.

According to the configuration of claim 4, in the vacuum cleaner according to any one of claims 1 to 3, since the electric power source of the electric blower is a storage battery, it is particularly convenient and easy to use when cleaning a wide area. An electric vacuum cleaner can be provided.

According to the fifth aspect of the present invention, in the vacuum cleaner according to the fourth aspect, the exhaust port is provided on the side opposite to the side on which the user is carrying, and the exhaust port is provided substantially downward. It is possible to provide an easy-to-use vacuum cleaner that does not hit itself and is hardly exhausted even by people in the vicinity.

According to the configuration of claim 6, in the vacuum cleaner according to claim 5, the storage battery is disposed downstream of the exhaust port, so that the storage battery is prevented from generating heat and has excellent safety. Can be provided.

According to the structure of claim 7, in the electric vacuum cleaner according to claim 6, the battery cover is provided so that the storage battery can be attached and detached and the exhaust port is not closed when the battery cover is opened. It is possible to provide a vacuum cleaner with excellent safety in which heat generation of the electric blower is prevented.

[Brief description of the drawings]

FIG. 1 is an external view when a vacuum cleaner according to an embodiment of the present invention is used.

FIG. 2 is a cross-sectional view of a cleaner main body according to an embodiment of the present invention.

FIG. 3 is an external view of a vacuum cleaner according to an embodiment of the present invention when the user is carrying the cleaner;

FIG. 4 is an external view of a cleaner main body according to one embodiment of the present invention.

FIG. 5 is an external view of a cleaner main body according to an embodiment of the present invention.

[Explanation of symbols]

101: vacuum cleaner body, 102: shoulder strap, 103: hose,
104: Extension tube, 105: Suction port, 106: Dust cover, 201
... Electric blower, 202 ... Dust collection chamber, 203 ... Exhaust port, 20
4 ... Storage battery, 205 ... Back part (concave curved part), 20
6 lower support part, 207 upper support part, 208 battery cover, 301 shoulder, 302 back, 303 waist.

 ──────────────────────────────────────────────────続 き Continuing from the front page (72) Inventor Keiichi Yabe 1-1-1, Higashitaga-cho, Hitachi City, Ibaraki Prefecture Inside Tachiga Technology Co., Ltd. (72) Inventor Hirofumi Tanaka 2--15 Nishishinbashi, Minato-ku, Tokyo No. 12 Inside the Electrification Equipment Division of Hitachi, Ltd. (72) Inventor Masao Sunagawa 1-1-1, Higashitaga-cho, Hitachi City, Ibaraki Prefecture F-term in Hitachi Taga Electronics Co., Ltd. 3B006 BA06 EA00 3B057 DE03

Claims (7)

[Claims] 1. A built-in electric blower and a dust collecting chamber inside a main body,
What is claimed is: 1. A vacuum cleaner which can be carried by a shoulder strap, wherein at least two or more supporting portions are in contact with the back of the user. 2. A vacuum cleaner according to claim 1, wherein a concave curved portion is formed between at least two or more supporting portions along the back of the user. 3. The vacuum cleaner according to claim 1, wherein a lower support portion of at least two or more support portions travels to a user side more than an upper support portion. . 4. An electric vacuum cleaner according to claim 1, wherein a power source of the electric blower is a storage battery. 5. The vacuum cleaner according to claim 4, wherein an exhaust port is provided on a side opposite to a side on which the user bears, and the exhaust port is provided substantially downward. 6. The vacuum cleaner according to claim 5, wherein a storage battery is disposed downstream of the exhaust port. 7. The vacuum cleaner according to claim 6, wherein a battery cover is provided to make the storage battery detachable, and the exhaust port is not closed when the battery cover is opened. .