JP3933855B2 - Rechargeable vacuum cleaner - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a rechargeable vacuum cleaner that is charged by placing a vacuum cleaner body on a charging stand.
[0002]
[Problems to be solved by the invention]
Conventionally, in this type of rechargeable vacuum cleaner, the main body of the cleaner and the charging stand are electrically connected and mechanically connected at the time of charging. For example, what is connected electrically and mechanically is known by connecting the plug provided in one of the vacuum cleaner main body or the charging stand to the jack provided in the other. Further, it is also known that the cleaner body is held by a fitting mechanism provided on a charging stand.
[0003]
However, in the structure described above, the vacuum cleaner main body and the charging base must be mechanically fitted each time the vacuum cleaner main body and the charging base are attached / detached. There is a problem that the vacuum cleaner main body cannot be attached or detached unless it is held or the charging stand is fixed to a wall or floor.
[0004]
On the other hand, rechargeable vacuum cleaners as described in Japanese Patent Publication No. Sho 62-52566 and Japanese Patent Publication No. 4-1618 are also known. The former rechargeable vacuum cleaner is provided with a rechargeable battery (secondary battery), a vacuum cleaner main body having a fan motor and a dust case, a holding portion for mounting and holding the vacuum cleaner main body, and the holding portion. A charging base having a charging plug portion connected to a charging outlet portion provided on the bottom surface of the vacuum cleaner main body, and an inclined surface for rotating the vacuum cleaner main body on the charging base surface behind the charging plug portion The battery is charged by placing the main body of the vacuum cleaner on the charging base so that the charging plug part enters the charging outlet part (see page 1, column 2, lines 2-17). ). Moreover, the latter rechargeable vacuum cleaner has a vacuum cleaner body with a built-in secondary battery, and a charger (charging stand) that is detachable from the main body, in close proximity to a charging terminal standing on the charger. A pair of ribs are provided, a pair of grooves are formed in the cleaner body corresponding to the ribs, and the ribs of the charger and the grooves of the cleaner body are slidably fitted, and the cleaner body and the charge are charged. The vacuum cleaner body is connected by its own weight (gazette first page, second column, line 17 to second page, third column, sixth line).
[0005]
However, in the former rechargeable vacuum cleaner, there is a problem that the main body of the vacuum cleaner has to be placed horizontally and a large installation area is required. In the latter rechargeable vacuum cleaner, the vacuum cleaner can be installed in a vertical position, so the installation area can be reduced, but if the charger is installed in a low place such as the floor, the gripping part of the vacuum cleaner body Since it will become a low position, when using a cleaner body, it became difficult to grasp a grasping part, and as a result, it became difficult to remove a cleaner body from a charger. In addition, when the cleaner main body is held by the charger, the rib formed on the charger and the groove of the cleaner main body must be slid to each other, which is difficult to attach.
[0006]
The present invention solves the above problems and provides an easy-to-use rechargeable vacuum cleaner that can easily attach and detach the vacuum cleaner body and the charging stand with a small installation area and can charge the secondary battery more reliably. The purpose is to do.
[0007]
[Means for Solving the Problems]
The rechargeable electric vacuum cleaner according to the present invention has a suction port formed at the tip and a gripping portion provided at the base, and a vacuum cleaner body having a secondary battery, and a charging base that holds and charges the vacuum cleaner body. In the electric vacuum cleaner, the grip portion is provided on one side surface of the base portion of the vacuum cleaner body, the mechanism portion is provided on the base portion, a power receiving terminal is provided on the other side surface of the base portion, and the charging stand includes the base portion and the base portion. As the structure portion can be stood on the upper portion of the standing portion where the other side surface of the vacuum cleaner main body can be leaned and the other side surface of the base is in contact with the upper portion, the mechanism portion can be leaned upward. is composed of a the base and planar inclined surface formed so as to be inclined to the opposite side, a flange portion formed in a shape along the left and right side surface of the mechanism portion in the right and left of the inclined surface, the forming a receiving portion in which the suction port on the upper surface of the base are engaged, Other aspects of the serial base provided said power receiving terminal and can contact a power supply terminal on the top of the standing portion abutting, the cleaner main body to the standing portion side the inlet After placing the receiver By being tilted, the main body of the cleaner is leaned against the standing portion of the charging stand, and the power supply terminal and the power receiving terminal are brought into contact with each other due to the weight of the main body of the cleaner.
[0008]
By configuring the present invention as described above, when charging, the vacuum cleaner main body stands up by placing the suction port of the vacuum cleaner main body on the receiving portion formed in the base of the charging stand and tilting it toward the standing portion side. While the power supply terminal and the power reception terminal are in electrical contact with each other and the secondary battery is charged, when using the vacuum cleaner main body, it is positioned upward while being held by the charging stand. The vacuum cleaner main body can be easily removed from the charging stand by holding the holding portion and raising it after raising it slightly.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to FIGS. 1 to 4. Reference numeral 1 denotes a vacuum cleaner main body. The vacuum cleaner main body 1 includes a mechanism portion 2 provided in a base portion and a hole 3A that is integrally provided on the side of the upper surface 2A that is one side of the mechanism portion 2 and penetrates horizontally. The grip portion 3 is formed and a dust case 4 is detachably attached to the mechanism portion 2. An electric motor 6 and a secondary battery 7 for rotating the fan 5 are accommodated in the mechanism unit 2. Further, the upper surface 2A side of the mechanism unit 2 includes a switch 8 for operating the electric motor 6, the clamp 9 for detaching the dust case 4 is provided. The dust case 4 has a suction port 10 formed at the tip thereof, and a filter 11 is detachably attached to the base end side. Furthermore, with the other side serving as underside 2B side of the mechanism unit 2 is recess 12 is formed, the distal end side of the recess 12, i.e. a pair of power receiving terminals 13 is provided resiliently on the suction port 10 side And electrically connected to both electrodes of the secondary battery 7. Reference numeral 14 denotes a battery lid for the secondary battery 7.
[0010]
Reference numeral 15 denotes a charging stand, and this charging stand 15 is composed of a base-like base portion 16 that is widely formed in the horizontal direction, and a standing portion 17 that stands substantially vertically from the rear end of the base portion 16. . A concave receiving portion 18 is formed in front of the base portion 16, and is gradually lowered toward the front end side. The receiving portion 18 is formed in a size that can receive and engage and position the suction port 10 at the tip of the dust case 4. Further, the upper portion of the erected portion 17, slightly upward of the inclined surface 19 which can rest against the lower surface 2B side of the mechanism portion 2 is formed. Outer, i.e. the base as the inclined surface 19 is formed in a flat shape so as to surface contact with the lower surface 2B of the mechanism portion 2, toward further upwards to allow leaning the lower surface 2B of the mechanism 2 It is formed to incline to the opposite side of 16. The substantially center of the inclined surface 19, projections 20 which loosely insertable into the recess 12 is formed. The lower surface side of the convex portion 20, i.e. on the base 16 side, the power receiving terminal 13 and capable of abutting the pair of power supply terminals 21 are provided. Further, on the left and right sides of the inclined surface 19, protruding edge portions 22 having a shape substantially along the outer surface 2C as the left and right side surfaces of the mechanism portion 2 of the cleaner body 1 are formed. Reference numeral 23 denotes a hook for hooking on a projection such as a nail attached to a wall or the like, and 24 denotes a fixing hole for screwing to the wall or the like. A power cord 25 includes an AC / DC adapter (not shown) connected to the charging stand 15.
[0011]
Next, the effect | action of this embodiment is demonstrated based on FIG. First, when charging the cleaner body 1 on the charging stand 15, and the user dimensional worlds the cleaner body 1, the dust case 4 side, that the so that the suction port 10 is lower gripper Hold 3 Then, the lower surface 2B of the cleaner main body 1 of the mechanism portion 2 thereof faces the standing portion 17 side, at the suction port 10 into the receiving portion 18 provided in the base 16 of the charger 15 engaging Match. And as a fulcrum the suction port 10, the when the cleaner body 1 tilted to the standing portion 17 side of the charger 15, the cleaner lower surface 2B of the mechanism portion 2 of the body 1 is in contact with the inclined surface 19, wherein with the cleaner body 1 is held rests against in a state of leaning against the standing portion 17 of the charger 15, not only the convex portion 20 is positioned enters into the recess 12, the inclined surface by the flange portion 22 provided on the right and left of 19, the vacuum cleaner underside side of the left and right side of the outer surface 2C of the main body 1 is also positioned by being held. In this case, the elasticity of the convex portion 20 and the pair of power supply terminals 21 provided on the contact and the pair of the power receiving terminal 13 provided in the recess 12, the cleaner main body 1 of its own weight and the power receiving terminal 13 by deformation, the power receiving terminal 13 is reliably pressed against the feeding terminal 21. Incidentally, the cleaner main body 1, the electric motor 6 and the mechanism section 2 with a built-in weight was such secondary battery 7 is upward, that is, the center of gravity is positioned higher, in this case, of the cleaner body 1 its own weight so that according to the power receiving terminal 13 and effectively the feeding terminal 21. The electric power supplied from the AC / DC adapter (not shown), the is supplied to the secondary battery 7 through the power receiving terminal 13 from the power supply terminal 21 via a power cord 25, the secondary battery 7 is charged Will be.
[0012]
Conversely, when using the vacuum cleaner main body 1 on the charging stand 15, the user grips the grip portion 3 of the cleaner body 1, a little causing the suction port 10 as a fulcrum. In addition, in the state hold | maintained at the said charging stand 15, since the said holding part 3 is located above the said cleaner body 1 and is opposite to the said standing part 17, a user holds the said holding part 3 It's easy to do. When the cleaner main body 1 is slightly occurs, together with the recess 12 away from the protrusion 20, and the feeding terminal 21 and the power receiving terminal 13 is separated. Note that the the recesses 12 and the projections 20 loosely fitted to the uneven such that the convex portion 20 is inserted into the recess 12, since only the protrusions 20 were entered the simply the recess 12, the just only by gripping the grip portion 3 causes the cleaner body 1, it is possible to easily release the said recess 12 and the convex portion 20. Furthermore, since the user lifts it the cleaner body 1 upwardly, the suction port 10 away from the receiving portion 18, the cleaner body 1 is detached from the charging stand 15. Furthermore, by operating the switch 8 picking up the grip portion 3, the user can use the cleaner body 1.
[0013]
As described above, provided with a gripping portion 3 on the upper surface 2A of the base portion of the cleaner body 1 in the embodiment, the provided power receiving terminal 13 on the lower surface 2B of the mechanism portion 2 of the base portion, the charger 15 is the base 16 and It consists erected above cleaner body 1 on the lower surface 2B capable leaning against a standing portion 17 from the base portion 16, inlet 10 forms a receiving portion 18 that engages the upper surface of the base 16, the upright said power receiving terminal 13 and can contact a power supply terminal 21 to the upper parts 17 is provided, the cleaner body 1 to the suction port 10 after placed on the receiving portion 18 by defeating the erected portion 17 side, are those wherein the cleaner body 1 is the feeding terminal 21 and the power receiving terminal 13 rests against the standing portion 17 of the charger 15 is configured to abut, at the time of charging, the cleaner body 1 by defeating inlet 10 placed in the erected portion 17 side receiving portion 18 of the charger 15, the cleaner main body 1 is standing on the standing portion 17 Two with hung battery 7 is charged, when using the vacuum cleaner main body 1 is raised slightly by grasping the grip portion 3 which is located above in a state held in the charger 15 by lifting from the can be removed from the charging stand 15 easily the cleaner body 1, and since leaning of formula can be finished with a small footprint.
[0014]
Moreover, since the the power receiving terminal 13 side the power supply terminal 21 side is configured to be loosely fitted with the concave portion 12 and convex portion 20, the cleaner main body 1 and the standing portion 17 is loosely fitted in an uneven shape, thus the feeding terminal 21 and the power receiving terminal 13 is easily and reliably positioned by the concave portion 12 and convex portion 20.
[0015]
In addition, this invention is not limited to the above embodiment, A various deformation | transformation is possible within the range of the summary of invention. For example, in the above example, the receiving portion is formed in a concave shape. However, as long as it is a shape that can be received by engaging the suction port 10, other shapes such as ribs or the like are provided so that the suction port 10 is displaced. It may not be possible. Further, the concave portion of the cleaner main body and the convex portion of the charging stand standing portion are not necessarily required. Furthermore, the convex portion may be formed on the cleaner main body and the concave portion may be formed on the charging stand standing portion.
[0016]
【The invention's effect】
The rechargeable electric vacuum cleaner according to the present invention has a suction port formed at the tip and a gripping portion provided at the base, and a vacuum cleaner body having a secondary battery, and a charging base that holds and charges the vacuum cleaner body. In the electric vacuum cleaner, the grip portion is provided on one side surface of the base portion of the vacuum cleaner body, the mechanism portion is provided on the base portion, a power receiving terminal is provided on the other side surface of the base portion, and the charging stand includes the base portion and the base portion. As the structure portion can be stood on the upper portion of the standing portion where the other side surface of the vacuum cleaner main body can be leaned and the other side surface of the base is in contact with the upper portion, the mechanism portion can be leaned upward. is composed of a the base and planar inclined surface formed so as to be inclined to the opposite side, a flange portion formed in a shape along the left and right side surface of the mechanism portion in the right and left of the inclined surface, the forming a receiving portion in which the suction port on the upper surface of the base are engaged, Other aspects of the serial base provided said power receiving terminal and can contact a power supply terminal on the top of the standing portion abutting, the cleaner main body to the standing portion side the inlet After placing the receiver by defeating, which said cleaner body receiving terminal and the power supply terminal rests against the standing portion of the charging base is configured to abut by its own weight of the cleaner body, when charging, the cleaning Place the suction port of the machine body receiving portion formed on the charger base, by defeating the erected portion side, the power supply terminal and the power receiving terminal is electrically together with the cleaner body is leaning against the erected portion and contact, while the secondary battery is charged, when using the vacuum cleaner main body is slightly grips the grip portion being located upward in the state of being held in the charging station by lift from the wake, said from the charging stand It is possible to remove the dividing machine body easily, the cleaner body very can easily be attached and detached with the charging stand, yet can dispense with a small footprint with a simple structure.
[Brief description of the drawings]
FIG. 1 is a cross-sectional view of a vacuum cleaner showing an embodiment of the present invention.
FIG. 2 is an operation explanatory view when the cleaner body is attached to and detached from the charging stand, and FIG. 2 (A) is a side view of the state in which the suction port of the cleaner body is placed in the receiving portion, FIG. ) Is a side view of a state in which the cleaner body is leaned against the charging stand.
FIG. 3 is an exploded perspective view of the above.
FIG. 4 is a rear view of the same.
[Explanation of symbols]
1 vacuum cleaner body 2 mechanism (base)
2A Top surface (one side)
2B Bottom (other side)
3 Grip part 7 Secondary battery
10 Suction port
13 Power receiving terminal
15 Charging stand
16 base
17 Standing part
18 Reception part
19 inclined surface
21 Feeding terminal
22 Projection

Claims (1)

In a rechargeable vacuum cleaner comprising a vacuum cleaner body having a suction port at the tip and a gripping part at the base and having a secondary battery, and a charging base for holding and charging the vacuum cleaner body, the gripping part is Provided on one side of the base of the vacuum cleaner main body, provided with a mechanism portion on the base, provided with a power receiving terminal on the other side of the base, and the charging stand erected from the base and the base. The mechanism portion is formed to be able to lean on the upper portion of the standing portion that can be leaned on the other side surface and the other side surface of the base portion, and is inclined to the opposite side to the base portion as it goes upward. is composed of a formed planar inclined surface, a flange portion formed in a shape along the left and right side surface of the mechanism portion in the right and left of the inclined surface, the suction port is engaged with the upper surface of the base before receiving the form, the other side of the base abuts A power supply terminal that can come into contact with the power receiving terminal is provided on an upper part of the standing part, and the vacuum cleaner main body is moved down to the standing part side after the suction port is placed on the receiving part. A rechargeable vacuum cleaner configured to stand on a standing portion of a charging stand so that the power feeding terminal and the power receiving terminal are brought into contact with each other by the weight of the vacuum cleaner body.

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