JP2000189367A - Charging type vacuum cleaner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce an area of a battery charger mounting part, to reduce a hindrance caused by a battery charger during cleaning, and to enhance usability, by providing a box-shaped part for storing an electric power source transformer in the battery charger, and by providing a laying part connected to the box-shaped part to lay one part of a cleaner main body. SOLUTION: This vacuum cleaner comprises a cleaner main body 1 storing a secondary battery 3 and a motor-driven blower 4 and having a terminal connecting part 5, and a battery charger 7 having a terminal part 9 connected to the connecting part 5. The charger 7 is provided with a box-shaped part 8 for storing an electric power source transformer 10 and a plate-like part 11 connected to the box-shaped part 8 and having the terminal part 9, and is constituted to mount one part of the main body 1 on the plate-like part 11. Since a size of the charger 7 itself and the whole size under a charging condition including the vacuum cleaner main body 1 are reduced, a vacuum cleaner of high usability is provided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a rechargeable vacuum cleaner.

[0002]

2. Description of the Related Art A conventional rechargeable vacuum cleaner having a charging stand also serving as a stand will be described with reference to FIG. A suction tool 25 was tiltably attached to the lower portion of the cleaner main body 21 of the vacuum cleaner, in which a secondary battery and an electric blower (both not shown) were stored. On the other hand, a charging stand 22 for charging the secondary battery of the cleaner body 21 includes a mounting portion 24 for mounting the entire suction tool 25, a power transformer for charging,
It had a box-shaped part 23 provided with a charging terminal (neither is shown). Then, the suction tool 25 is placed on the mounting portion 2 of the charging stand 22.
4 and the terminal provided on the cleaner body 21 and the charging stand 2
The second terminal was electrically connected to charge the secondary battery.

[0003]

However, in the conventional configuration, the suction tool 25 having a large area as shown in FIG.
2, the mounting portion 24 of the charging stand 22 becomes very large. The charging base 22 is often located in a corner such as a room or a corridor, and is a part of a place to be cleaned, but the large charging base 22 becomes an obstacle when cleaning the vicinity. I was

The present invention has been made to solve these problems and to provide a more usable rechargeable vacuum cleaner.

[0005]

In order to solve this problem, according to the present invention, a charger is provided with a box-shaped portion for accommodating a power transformer, and a mounting portion connected to the box-shaped portion is provided to perform the cleaning. Since a part of the machine main body is mounted, the area of the mounting portion of the charger can be reduced as compared with the related art, and the charger is less hindered during cleaning, and usability is improved. Further, the box-shaped portion protruding upward from the mounting portion can be used as a guide portion when mounting the cleaner body on the mounting portion, and usability is further improved.

[0006]

BEST MODE FOR CARRYING OUT THE INVENTION
A battery cleaner housing the secondary battery and the electric blower and having a charging terminal connection portion, and a charger having a charging terminal portion connected to the charging terminal connection portion of the cleaner body, wherein the charger Is provided with a box-shaped portion for accommodating the power transformer, and a mounting portion connected to the box-shaped portion to mount a part of the cleaner body, and to provide the charging terminal portion in the mounting portion. In addition, the area of the mounting portion of the charger can be reduced as compared with the related art, and the charger is less hindered during cleaning, and the usability is improved. In addition, the box-shaped portion protruding above the mounting portion can be used as a guide portion when setting the cleaner body to the charger,
Usability is further improved.

According to a second aspect of the present invention, a vacuum cleaner housing a secondary battery and an electric blower and having a charging terminal connection portion is connected to the charging terminal connection portion of the vacuum cleaner body. A charger having a charging terminal portion, a suction portion for sucking dust by suction of an electric blower provided in front of the cleaner body, wherein the charger has a box-shaped portion for storing a power transformer, A mounting portion connected to the shape portion is provided, and at least a portion of the main body of the vacuum cleaner except for the suction portion is mounted, and a charging terminal portion is provided on the mounting portion. The area of the storage part can be reduced, the charger will not be in the way during cleaning, and the usability will be improved, and with the rotating brush in the suction part, when setting the cleaner body to the charger , The dust attached to the rotating brush is placed on the charger Rather because falling on the floor, it is possible to soak up the fallen dust easily by removing the cleaner body from the charger.

[0008] According to a third aspect of the present invention, there is provided a cleaner main body which houses a secondary battery and an electric blower and has a charging terminal connection portion, and a charging device connected to the charging terminal connection portion of the cleaner body. A suction unit for sucking dust by the suction force of an electric blower, and the charger has a box-shaped portion for accommodating a power transformer. A charging terminal connection is provided in which a mounting portion connected to a box-shaped portion is provided to mount the cleaner body, and a charging terminal portion is provided in the mounting portion, and the charging terminal portion is disposed in a portion other than the suction portion of the cleaner body. Since the charging terminal portion is inserted into the charging portion, the charging terminal portion is inserted into a charging terminal connection portion disposed at a portion other than the suction portion of the cleaner body, so that electric power is more reliably supplied to the charger. The vacuum cleaner body can be fixed. In addition, by arranging the charging terminal connection portion other than the suction portion to which dust adheres, it is possible to prevent the occurrence of electrical connection failure of the charging terminal connection portion due to dust.

The invention according to claim 4 of the present invention is the invention according to claim 1.
In the invention described in any one of (3) to (3), since the charging terminal connection portion is provided on the lower surface of the cleaner main body, when the charger is placed so that the lower surface of the cleaner main body is opposed to the mounting portion of the charger, the mounting is performed. The charging terminal provided on the mounting portion enters the charging connection terminal on the lower surface of the cleaner body and is electrically connected. Moreover, the suction part provided in front of the cleaning body is provided on the lower surface of the suction part at a position where the suction part is separated from the mounting part when the lower surface of the cleaner body is placed so as to face the mounting part. The dust inlet may face the floor or the like on which the charger is placed, so that dust may fall on the floor from the suction inlet. In this case, dust that has fallen on the floor or the like may be removed by removing the main body of the vacuum cleaner from the mounting portion and cleaning the main body with the vacuum cleaner, and the dust can be cleaned more easily than dust falling on the mounting portion. It will be.

According to a fifth aspect of the present invention, in the first aspect of the present invention, an engaging portion is provided on a lower surface of the cleaner body, and the mounting portion is provided with the cleaner. Since the engaged portion that engages with the engaging portion of the main body is provided, the vacuum cleaner main body can be more reliably fixed to the charger.

According to a sixth aspect of the present invention, in the invention according to any one of the first to fifth aspects, the upper portion of the front surface of the box-shaped portion of the charger has an inclined surface. The cleaner body can be set more smoothly.

According to a seventh aspect of the present invention, in the first aspect of the present invention, since the charging terminal connection portion is provided in the cleaner body, the size of the cleaner body is reduced. Can be made compact, and the overall dimensions in the charged state including the charger can also be made small.

According to an eighth aspect of the present invention, there is provided the charging terminal according to any one of the first to seventh aspects, wherein the charging terminal is located at a position off the center line in the width direction of the box-shaped portion of the charger. Since the power transformer is arranged near the charging terminal part, the external force acting on the charger and the gravity acting on the charger act when the vacuum cleaner body is removed from the charger, so that it acts on a point close to
We can remove vacuum cleaner body from battery charger smoothly.

According to a ninth aspect of the present invention, in the invention according to any one of the first to eighth aspects, a portion serving as a guide when setting the main body of the vacuum cleaner is provided in the box-shaped portion of the charger. Therefore, it becomes easy to aim when setting the cleaner body to the charger, and the work can be facilitated.

According to a tenth aspect of the present invention, in the invention according to any one of the first to ninth aspects, a roller is provided at the rear of the cleaner body so as to protrude, so that the charger can be cleaned. When the main body is set, the resistance due to mutual interference is reduced, and the attaching / detaching operation can be facilitated.

[0016]

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

Reference numeral 1 denotes a cleaner main body of the rechargeable vacuum cleaner, and an operation handle 2 is provided at an upper portion thereof so as to be tiltable. A secondary battery 3 and an electric blower 4 driven by the secondary battery 3 are mounted inside the cleaner body 1. More specifically, an electric blower 4 is arranged behind the cleaner body 1, and a dust collecting portion 1 b is formed on the suction side of the electric blower 4.
Further, a suction part 1a is provided in front of the cleaner body 1, and a suction port for introducing dust on the surface to be cleaned into the suction part 1a is provided on a lower surface of the suction part 1a.

The suction section 1a and the dust collection section 1b are connected via a communication passage. This is a configuration in which a secondary battery 3 is arranged above the suction part 1a. Further, a charging terminal connection portion 5 and a hole portion 6 are arranged on the lower rear surface of the cleaner body 1. The terminal connection part 5 is separated from the central part of the cleaner body 1,
The electric blower 4 is arranged in a space on the outer peripheral portion of the electric motor 4a at the rear part. In addition, the terminal connection portion 5 has a concave shape that enters the outer peripheral space of the electric blower 4 and the electric motor 4a from the lower surface, and the terminal 5a is attached to the inner wall of the concave portion. A rear roller 16 for traveling is provided at the rear end of the cleaner body 1 so as to protrude from the lower surface and the rear surface of the cleaner body 1.

Reference numeral 7 denotes a charger, which is a box-shaped portion 8 and a box-shaped portion 8.
Plate-like portion (equivalent to a mounting portion) 1 extending forward from the lower front end of the
1 and a charging terminal portion 9 provided on the plate portion 11 at the front of the box-shaped portion 8 and inserted into the concave portion of the terminal connection portion 5 of the cleaner body 1. A power transformer 10 for charging is housed in the box-shaped portion 8 near the terminal portion 9.

A plate-like portion (corresponding to a mounting portion) 11 extending forward from the lower end of the front surface of the box-like portion 8 is formed, and the plate-like portion 11 is inserted into the hole 6 of the cleaner body 1. Convex part 1
2 are provided. With the terminal portion 9 of the charger 7 inserted into the terminal connection portion 5 of the cleaner main body 1 and the terminals connected to each other, the protrusions 12 of the plate-like portion 11 fit into the holes 6 of the cleaner main body 1. Due to the connection between the terminal connecting portion 5 and the terminal portion 9 and the fitting between the hole portion 6 and the convex portion 12, the cleaner body 1 is regulated at a predetermined position of the charger 7. That is, the terminal connection portion 5 has the function of the engaging portion provided on the lower surface of the cleaner body according to claim 4, and the terminal portion 9 has the function of the engaged portion provided on the mounting portion according to claim 4. The engaging portion and the engaged portion according to claim 4 may be configured like the hole portion 6 of the cleaner body 1 or the convex portion 12 of the plate-shaped portion 11 separately from the terminal connection portion. In the present embodiment, two pairs of portions corresponding to the engaging portion and the engaged portion are provided in order to ensure the positioning, but may be changed as necessary.

Guides 13 extend forward from both side surfaces of the box-shaped portion 8. The guides 13 are connected to the terminal connection portion 5 and the terminal portion when the cleaner body 1 is placed on the charger 7. The guides 9 and the holes 6 and the protrusions 12 correspond to each other, and the relationship between the interval A between the guides 13 and the width B of the portion of the cleaner body 1 placed on the charger 7 is A ≧ B. . Preferably, A is set slightly larger than B.

Note that the box-shaped portion 8 also connects the cleaner body 1 to the charger 7.
When mounted on the terminal, the terminal connection part 5, the terminal part 9, and the hole part 6
Needless to say, the guide 13 regulates the position of the cleaner body 1 in the width direction (left and right direction), while the guide 13 regulates the position of the cleaner body 1 in the width direction (lateral direction). It has a function of regulating the position of the machine body 1 in the front-rear direction. In the present embodiment, the box-shaped portion 8 is provided behind the plate-shaped portion 11, but may be arranged in the left-right direction of the plate-shaped portion 11 so as to have the function of the guide 13, and the box-shaped portion 8 is cleaned. By providing a function as a guide when the machine main body 1 is mounted on the mounting portion, the box-shaped portion 8 can be effectively utilized.

The upper part of the front surface of the box-shaped part 8 forms an inclined surface 14, and the rear roller 1 on the inclined surface 34
6 is rolling. On the upper surface of the upper part 8 of the box, a display lamp 15 for displaying electricity is arranged.

The operation of the rechargeable vacuum cleaner constructed as described above will be described.

A vacuum cleaner main body 1 containing a secondary battery 3 and an electric blower 4 therein and having a charging terminal connection portion 5, and a charger provided separately from the vacuum cleaner main body 1 The battery charger 7 comprises a box-shaped portion 8 for accommodating a power transformer 10, a plate-shaped portion 11 extending forward from the box-shaped portion 8, and a charging terminal portion 9 protruding from the plate-shaped portion 11. With this configuration, the box-shaped portion 8 can be used as a guide when the cleaner main body 1 is placed on the plate-shaped portion 11, and a special guide portion is provided in addition to the box-shaped portion 8. The size of the charger 7 itself can be made compact.

In particular, the charger 7 places the rear side of the cleaner main body 1 on the plate-like portion 11, and the suction portion 1a located in front of the cleaner main body 1 is located forward of the plate-like portion 11. The size of the conventional charger in which the suction portion is also mounted is significantly smaller. When the rotary brush is provided in the suction portion 1a, dust attached to the rotary brush may fall on the floor from the suction port of the suction portion 1a when the cleaner body 1 is set in the charger 7. Since the dust does not fall on the charger 7 as described above, if the cleaner main body 1 is removed from the charger 7 to start cleaning, the dropped dust can be easily sucked.

Further, a plate-like portion 11 on which a part of the vacuum cleaner main body 1 is placed is provided from the vicinity of the bottom surface of the front surface of the box-like portion 8 of the charger 7, and the plate-like portion 11 and the vacuum cleaner opposed thereto are provided. Body 1
By providing at least one pair or more of the protrusions 12 and holes 6 that engage with each other on the lower surface of the battery charger, the cleaner main body 1 of the electric vacuum cleaner can be more reliably fixed to the charger 7. As in the present embodiment, the terminal connection portion 5 is provided with the following.
When the function of the engaging portion provided on the lower surface of the cleaner body described above is provided and the terminal portion 9 has the function of the engaged portion provided on the mounting portion according to claim 4, a new engaging portion and There is no need to provide an engaged portion, and a simple structure can be achieved.

Further, since a pair of guides 12 are positioned near both ends of the front surface of the box-shaped portion 8 of the charger 7 and the position of the rear portion of the cleaner body 1 is regulated therebetween, electric cleaning for the charger 7 is performed. The setting of the cleaner main body 1 of the machine can be performed more easily and reliably. In particular, when the cleaner main body 1 is set on the charger 7 by holding the grip on the upper end side of the handle 2, the operation of the guide 12 enables smooth and reliable operation. The upper part of the front of the box-shaped part 8 of the charger 7 is inclined 14.
By doing so, the rear roller 16 rolls the surface 14, and the setting of the vacuum cleaner main body 1 with respect to the charger 7 can be performed more smoothly.

Further, since the charging terminal connection portion 5 is provided on the outer peripheral portion of the electric motor 4a of the electric blower 4, that is, the terminal connection portion 5 is provided without protruding outside the cleaner main body 1, the vacuum cleaner of the vacuum cleaner is provided. The size of the main body 1 can be made compact, and the overall dimensions in the charged state including the charger 7 can be made small. Further, in the charger 7 having the charging terminal 9 at a position off the center line in the width direction of the box-shaped portion 8 of the charger 7, the charging is performed by disposing the power transformer 10 near the charging terminal 9. When the vacuum cleaner main body 1 is detached from the vacuum cleaner 7, since the external force acting on the charger 7 and the gravity acting on the charger 7 act on a point close to each other, the cleaner main body 1 of the vacuum cleaner is smoothly removed from the charger 7. be able to.

The charger 7 has a cleaner body 1 of an electric vacuum cleaner.
By setting the indicator lamp 15 on the upper surface of the box-shaped portion 8 facing the handle 2 when the is set, the aim when setting the vacuum cleaner main body 1 on the charger 7 can be easily set, and the work can be facilitated. be able to. Further, a rear roller 16 for traveling is provided at the rear end of the cleaner main body 1 so that the lower surface and the rear surface protrude from the cleaner main body 1. Even when the rear portion of the cleaner body 1 interferes with the inclined surface 14 of the charger 7 or the front surface of the box-shaped portion 8, the rear roller 16 abuts on the inclined surface 14 or the box-shaped portion 8, so that the resistance is reduced. Work can be performed easily.

[0031]

As is apparent from the above embodiment, according to the present invention, the charger is provided with a box-shaped portion for accommodating the power transformer, and the mounting portion connected to the box-shaped portion is provided. Since a part of the main body of the vacuum cleaner is mounted, the area of the mounting portion of the charger can be reduced as compared with the related art, and the charger is less hindered during cleaning, and usability is improved. Further, the box-shaped portion protruding upward from the mounting portion can be used as a guide portion when mounting the cleaner body on the mounting portion, and usability is further improved.

[Brief description of the drawings]

FIG. 1 is a perspective view of a rechargeable vacuum cleaner according to an embodiment of the present invention in a state where a cleaner main body is removed from a charger.

FIG. 2A is a side view of the main body of the vacuum cleaner, and FIG.

FIG. 3A is a side view of a charger of the vacuum cleaner, and FIG.

FIG. 4A is a side view showing a combined state of a cleaner body and a charger of the same vacuum cleaner, and FIG.

FIG. 5 is a perspective view showing a combined state of a cleaner body and a charger of a conventional rechargeable vacuum cleaner.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Vacuum cleaner main body 2 Handle 3 secondary battery 4 electric blower 4a electric motor 5 terminal connection part 6 hole part 7 charger 8 box-shaped part 9 terminal part 10 power supply transformer 11 plate-shaped part 12 convex part 13 guide 14 inclined surface 15 display lamp

Claims (10)

[Claims] 1. A vacuum cleaner housing a secondary battery and an electric blower and having a charging terminal connection, and a charger having a charging terminal connected to the charging terminal connection of the cleaner. The charger includes a box-shaped portion for accommodating a power transformer, and a mounting portion connected to the box-shaped portion, and a part of the cleaner body is mounted thereon, and a charging terminal is provided on the mounting portion. Rechargeable vacuum cleaner with a section. 2. A vacuum cleaner housing a secondary battery and an electric blower and having a charging terminal connection, and a charger having a charging terminal connected to the charging terminal connection of the cleaner. A suction unit is provided in front of the cleaner body for sucking in dust by the suction force of the electric blower, and the charger is provided with a box-shaped portion for accommodating a power transformer and a mounting portion connected to the box-shaped portion. A rechargeable vacuum cleaner, wherein a portion excluding at least a suction portion of the vacuum cleaner main body is placed, and a charging terminal portion is provided on the placement portion. 3. A vacuum cleaner body containing a secondary battery and an electric blower and having a charging terminal connection portion, and a charger having a charging terminal portion connected to the charging terminal connection portion of the vacuum cleaner body. A suction portion for sucking dust by a suction force of an electric blower is provided in front of the cleaner body, and the charger has a box-shaped portion for storing a power transformer, and a mounting portion connected to the box-shaped portion. The vacuum cleaner body is mounted on the vacuum cleaner body, and a charging terminal section is provided on the mounting section, and the charging terminal section is inserted into a charging terminal connection section disposed at a portion other than the suction section of the vacuum cleaner body. Rechargeable vacuum cleaner. 4. The rechargeable vacuum cleaner according to claim 1, wherein a charging connection terminal is provided on a lower surface of the cleaner body. 5. The cleaning device according to claim 1, wherein an engagement portion is provided on a lower surface of the cleaner body, and a mounting portion is provided with an engaged portion that engages with the engagement portion of the cleaner body. A rechargeable vacuum cleaner according to the item. 6. The rechargeable vacuum cleaner according to claim 1, wherein an upper front surface of the box-shaped portion of the charger has an inclined surface. 7. The rechargeable vacuum cleaner according to claim 1, wherein a charging terminal connecting portion is provided in the cleaner body. 8. The charging terminal according to claim 1, wherein the charging terminal is provided at a position deviated from the center line in the width direction of the box-shaped portion of the charger, and the power transformer is disposed near the charging terminal.
The rechargeable vacuum cleaner according to the item. 9. The rechargeable vacuum cleaner according to claim 1, wherein a portion serving as a guide when setting the cleaner body is provided in a box-shaped portion of the charger. 10. The rechargeable vacuum cleaner according to claim 1, wherein a roller is provided at the rear of the cleaner main body so as to protrude.