JP6097935B2 - Electric vacuum cleaner - Google Patents

Description

  The present invention relates to a vacuum cleaner, and more particularly, to a rechargeable vacuum cleaner having a storage battery for driving an electric blower in a vacuum cleaner body.

  Conventionally, this type of vacuum cleaner has a vacuum cleaner body and a charging stand, and places the vacuum cleaner body on a mounting portion formed on the charging stand to charge a storage battery built in the vacuum cleaner body. (For example, refer patent document 1).

JP 2004-113600 A

  However, in the conventional configuration, the main body of the vacuum cleaner is mounted on the mounting portion of the charging base, and the main body of the cleaning base needs to be stably held. There is a problem that the area becomes large. Moreover, since the cleaner body is placed on the charging stand, there is a problem that the center of gravity is high and the stability is poor.

  The present invention solves the above-described conventional problems, and an object thereof is to provide a vacuum cleaner that enables a stable charging posture and can reduce the size of a charging stand.

In order to solve the above-described conventional problems, the vacuum cleaner of the present invention includes an electric blower and a storage battery, a vacuum cleaner body having wheels on both sides, a charging stand for charging the storage battery, and the vacuum cleaner. disposed in the main body, and a body terminal section electrically connected to the battery, the charger includes a charging stand main body is extended to one side surface of the charger body, the vacuum cleaner A mounting portion on which the main body is mounted, and the charging portion is disposed at a position away from the charging base main body, and the charging terminal portion is disposed in front of the cleaner body. The device according to claim 1, wherein the device is configured to be connected to the main body terminal portion in a mounted state on the description portion, and includes the charging base main body and the charging terminal.
By forming a connecting part that connects the parts, a penetrating part is formed between the charging base main body and the mounting part, and the wheel in the mounting state on the mounting part of the cleaner body One of the wheels penetrates through the penetrating portion and is grounded, and the other wheel is grounded without passing through the penetrating portion .

  Thereby, the cleaner body can be charged by being connected to the charging stand in a stable posture that is not different from the normal use state grounded by the wheel, and the charging stand can be miniaturized.

  The electric vacuum cleaner of the present invention can be charged in a stable state, and there are effects such as downsizing of the charging stand.

The perspective view of the electric vacuum cleaner in Embodiment 1 of this invention Perspective view from the back of the vacuum cleaner body Cross section of the vacuum cleaner body Perspective view of the storage battery case of the vacuum cleaner body Exploded perspective view of the vacuum cleaner body Perspective view of the charging stand The charging stand is shown, (a) is a top view, (b) is a side view, and (c) is a front view. The perspective view which shows the state which mounted the vacuum cleaner main body on the charging stand The perspective view which looked at the state where the vacuum cleaner body was mounted on the same charging stand from the bottom side The perspective view explaining the state which mounts a vacuum cleaner main body on the charging stand The perspective view which shows the state which attached the storage battery to the same charging stand The charging stand is shown, (a) is a top view, (b) is a side view. The charging stand in Embodiment 2 is shown, (a) is a top view, (b) is a side view. The charging stand in Embodiment 3 is shown, (a) is a top view, (b) is a bottom view, and (c) is a side view. The charging stand in other embodiment is shown, (a) is a top view, (b) is a bottom view, (c) is a side view.

The first invention includes an electric blower and a storage battery, a vacuum cleaner main body having wheels on both sides, a charging stand for charging the storage battery, and a vacuum cleaner main body, and electrically connected to the storage battery. and a body terminal section connected, the charger is used, the number and the charger main body is extended to one side surface of the charging stand main body, and a mounting portion in which the cleaner body is mounted The charging portion is provided with a charging terminal portion at a position away from the charging base body, and the charging terminal portion is placed on the mounting portion of the vacuum cleaner body in the state where the main body terminal is mounted. The connecting portion for connecting the charging base body and the mounting portion having the charging terminal is formed, thereby forming the charging base body and the mounting portion. A through-hole is formed between the front and rear of the vacuum cleaner main body, One of the wheels is grounded through said through portion, the other of the wheels is to the ground without passing through the through portion.

  Thereby, since it can charge with the stable attitude | position which the wheel of the cleaner body grounded, a charging stand can be reduced in size and the installation area of a charging stand can be reduced.

In a second aspect of the invention, the charging stand includes a guide portion formed from the connecting portion toward the penetrating portion so as to be along the one wheel passing through the penetrating portion and grounding. .

  Thereby, position alignment with the charging stand of a vacuum cleaner main body can be made easy.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the embodiments.

(Embodiment 1)
Embodiment 1 of the present invention will be described with reference to FIGS.

  As shown in FIG. 1, the vacuum cleaner 100 of the present invention includes a vacuum cleaner body 1 containing an electric blower 5 (see FIGS. 2 and 3) that generates suction air, and a suction that sucks dust on a surface to be cleaned. A tool 2, an extension pipe 3 having one end connected to the suction tool 2, and a hose 4 having one end connected to the extension pipe 3 and the other end connected to the cleaner body 1. A dust collector 6 is detachably attached to the upper portion of the cleaner body 1, and a caster 13 is disposed on the front bottom surface of the cleaner body 1. The suction tool 2 includes a rotating brush (not shown) that scrapes off dust on the surface to be cleaned and an electric motor (not shown) that rotationally drives the rotating brush.

As shown in FIGS. 2 and 5, the cleaner body 1 includes a lower frame body 31 that forms a lower surface of the cleaner body 1, an upper frame body 32 a that forms an upper surface of the cleaner body 1, and an upper frame body 32 a. And a rear frame body 43 that forms the rear surface of the vacuum cleaner main body 1, and includes a lower frame body 31, an upper frame body 32a, a decorative body 32b, and a rear frame body. 43 is connected by a claw, a screw or the like. On the upper part of the cleaner body 1, that is, on the upper part of the upper frame 32a, the cleaner body 1
A main body handle 33 that is held by the user when carrying the camera is attached. In addition, a traveling caster 13 is rotatably mounted in front of the lower surface of the lower frame 31.

  As shown in FIG. 3, a storage battery case 10 for detachably storing a storage battery 8 is attached to the right side of the vacuum cleaner main body 1 in FIG. 3. As shown in FIG. 4, the storage battery case 10 includes a cylindrical storage battery case main body 17 having an opening at one end, and a lid 19 that closes the opening of the storage battery case main body 17 so as to be openable and closable. A storage battery storage chamber is formed in a space surrounded by the case body 17 and the lid body 19. A terminal portion 39 that is electrically connected to the storage battery 8 is disposed at the lower part of the storage battery case body 17, and wheels 7 a are rotatably supported on the outer periphery of the storage battery case body 17.

  A main body terminal portion 12 connected to a charging terminal portion 45 of a charging base 25 described later is disposed at a position below the storage battery case 10 on the bottom surface of the vacuum cleaner main body 1, and the main body terminal portion 12 faces the cleaner main body 1 side. It is arrange | positioned in the position covered with the wheel 7a seeing from the direction.

  As shown in FIG. 3, a cord reel case 11 that houses a cord reel 9 is attached to the left side of the vacuum cleaner main body in FIG. 3, and a wheel 7 b is rotatable around the outer periphery of the cord reel case 11. It is supported.

  The charging stand 25 is shown in FIG.6 and FIG.7. The charging base 25 includes a charging base main body 27 that stores a charging board (not shown) and the like, and a mounting portion 28 that extends to one side of the charging base main body 27. A power cord 26 to be supplied is connected. A charging terminal portion 45 is disposed in the mounting portion 28 at a position away from the charging base body 27, and a through hole 29 is formed between the charging terminal portion 45 and the charging base body 27, and the cleaner body The wheel 7 a of the cleaner body 1 is configured to be grounded to the installation surface of the charging stand 25 through the through hole 29 in a state where 1 is placed on the placement portion 28. The charging terminal portion 45 is connected to the charging base body 27 by a pair of connecting portions 30, and an arcuate guide portion 47 along the wheel 7 a is formed on the side surface of the connecting portion 30 on the through hole 29 side.

  About the vacuum cleaner comprised as mentioned above, operation | movement and an effect | action are demonstrated below, adding FIGS. 8-11.

  When the user starts cleaning using the electric vacuum cleaner 100, power is supplied from the storage battery 8 to the electric blower 5, and dust or the like on the surface to be cleaned is extended from the suction tool 2 by the suction force of the electric blower 5. Dust and the like that are sucked into the vacuum cleaner main body 1 through 3 and the hose 4 and separated from the air are stored in the dust collector 6.

  When the user connects the cord reel 9 to a commercial power source and starts cleaning using the electric vacuum cleaner 100, power is supplied from the commercial power source to the electric blower 5, and the object to be cleaned is sucked by the suction force of the electric blower 5. Dust and the like on the surface are sucked into the cleaner body 1 from the suction tool 2 through the extension pipe 3 and the hose 4, and dust and the like separated from the air are stored in the dust collector 6.

  Thus, the user can use the storage battery 8 and the commercial power source properly according to the cleaning place and the like, and can improve the usability.

  As shown in FIGS. 8 and 9, when the user finishes cleaning and charges the storage battery 8, the user connects the power cord 26 to a commercial power source and places the cleaner body 1 on the charging stand 25. The battery 8 is placed and charged.

When the cleaner main body 1 is placed on the charging stand 25, the cleaner main body 1 is lowered toward the placement portion 28 of the charging stand 25 as shown in FIG. The lid body 19 is in sliding contact with the side surface of the charging base body 27 and guides the cleaner body 1 toward the mounting portion 28.

  When the cleaner body 1 descends and approaches the mounting portion 28, the wheel 7 a comes into contact with the guide portion 47 so that the body terminal portion 12 of the cleaner body 1 and the charging terminal portion 45 of the charging stand 25 are connected. To guide.

  In a state where the vacuum cleaner body 1 is placed on the charging stand 25, the wheel 7a is grounded to the installation surface of the charging stand 25 through the through hole 29, and the caster 13 and the wheels 7a, 7b are installed, and the center of gravity is high. Therefore, charging can be performed in a stable state.

  As shown in FIG. 11, when charging the storage battery 8 alone, the user takes out the storage battery 8 from the cleaner body 1 and places it on the charging stand 25 to charge the storage battery 8.

  Since the storage battery 8 can be removed from the vacuum cleaner body 1 and charged, it can be handled more easily than when the vacuum cleaner body 1 is carried and charged, and the charging work of the user is facilitated. Can do.

  As described above, in the present embodiment, the cleaner body 1 can be charged in a stable posture without increasing the center of gravity while the wheels 7a, the wheels 7b, and the casters 13 are grounded. Miniaturization of the charging stand 25 can be realized.

  Even if the charging stand 25 is downsized, the wheels 7a, wheels 7b, and casters 13 of the cleaner body 1 are grounded in the charged state, so that even if an external force is applied to the cleaner body 1 or the charging stand 25, the charging stand 25 is stable. The state of charge can be maintained.

  The main body terminal portion 12 and the charging terminal portion 45 are located at positions surrounded by the grounded wheels 7a, wheels 7b, and casters 13. Even when an external force is applied to the cleaner body 1 in a charged state, the cleaner body 1 is difficult to move, and the influence of external force on the connection portion between the main body terminal portion 12 and the charging terminal portion 45 can be suppressed, and damage to the main body terminal portion 12 and the charging terminal portion 45 can be suppressed.

  Moreover, since the guide part 47 is formed in the position which contacts the wheel 7a of the charging stand 25, it can guide so that the main body terminal part 12 and the charging terminal part 45 may be connected reliably. By using the rotation of the wheel 7a, the frictional resistance is lowered and the induction effect is enhanced.

  Furthermore, since the side surface of the cleaner body 1 can be brought into contact with the side surface of the charging base body 27 of the charging base 25 to serve as a guide for the cleaner body 1, the positioning in the axle direction and the rotational direction when viewed from above are possible. Easy positioning.

  In addition, although the mounting part 28 of the charging stand 25 is configured to form the through hole 29 in the central portion and connect the charging terminal part 45 to the charging base body 27 by the pair of connecting parts 30, the connecting part 30 is connected to one side. Alternatively, an opening in which the other side of the placement portion 28 is opened may be formed.

  After completion of charging, the vacuum cleaner main body 1 or the storage battery 8 is lifted upward. When the frictional resistance between the charging terminal portion 45 and the main body terminal portion 12 is large, the charging terminal portion 45 is pulled upward to rotate to the charging base 25. There is a risk of force falling and falling. In particular, in the present embodiment, since the charging stand 25 is downsized, the possibility that the charging stand 25 will fall increases.

In the present embodiment, as shown in FIG. 12, a support portion 51 is extended below the opposite side surface of the placement portion 28 of the charging base 25 in a direction opposite to the extending direction of the placement portion 28. Yes. Support part 51
Is extended, and the distance L1 from the center of gravity 52 of the charging base 25 to the end of the support part 51 is increased, so that the lifting of the charging terminal part 45 side end of the mounting part 28 is suppressed, and the charging base 25 falls over. Can be prevented. The distance L1 from the center of gravity 52 of the charging base 25 to the end portion on the support portion 51 side is the distance L2 from the center of gravity 52 to the end portion on the charging terminal portion 45 side of the mounting portion 28, or It can be set by the contact pressure of each terminal.
(Embodiment 2)
FIG. 13 shows a charging stand 25 according to Embodiment 2 of the present invention, where (a) is a top view and (b) is a side view.

In the charging base 25 of the second embodiment, the support plate 55 can be rotated on the side surface of the charging base 25 facing the mounting portion 28 instead of the support portion 51 extending from the charging base 25 in the first embodiment. It is arranged. As shown in FIG. 13 (a), the charging base when the vacuum cleaner main body 1 or the storage battery 8 is pulled upward similarly to the support portion 51 by rotating the support plate 55 in a direction orthogonal to the side surface of the charging base 25. 25 falls can be prevented. Further, when not required, the support plate 55 can be rotated and placed in parallel with the side surface of the charging base 25 so that the support plate 55 does not interfere with the charging base 25. It does not increase the installation area.
(Embodiment 3)
FIG. 14 shows the charging stand 25 in Embodiment 3 of this invention, (a) is a top view, (b) is a side view, (c) is a bottom view.

  The charging stand 25 of the third embodiment can protrude in a direction opposite to the extending direction of the mounting portion 28 with respect to the charging stand 25 instead of the support portion 51 extending from the charging stand 25 in the first embodiment. In this way, the support 57 is rotatably supported on the bottom surface of the charging base 25. As shown in FIG. 14A, the cleaner body 1 or the storage battery 8 is removed from the charging stand 25 in the same manner as the support portion 51 by projecting the support body 57 in a direction opposite to the extending direction of the placement portion 28. It is possible to prevent the charging stand 25 from falling when being removed. Further, when not required, the support 57 can be rotated to the bottom surface side of the charging base 25 as shown in FIG. 14C, and the support 57 may become an obstacle. In addition, the installation area of the charging stand 25 is not increased.

  Moreover, as shown in FIG. 15, you may comprise so that the support body 58 may slide and protrude from the charging stand 25 bottom face.

  As described above, the vacuum cleaner according to the present invention can be charged in a stable state with a low center of gravity, and can be downsized compared to a conventional charging stand. It can be applied to the fields and applications of industrial vacuum cleaners.

DESCRIPTION OF SYMBOLS 1 Vacuum cleaner main body 7a Wheel 7b Wheel 8 Storage battery 12 Main body terminal part 25 Charging stand 27 Charging stand main body 28 Mounting part 29 Through-hole 30 Connecting part 45 Charging terminal part 47 Guide part

Claims (2)

A vacuum cleaner body with a built-in electric blower and storage battery and wheels on both sides,
A charging stand for charging the storage battery ;
A main body terminal portion disposed in the vacuum cleaner body and electrically connected to the storage battery ,
The charger includes a charging base body is extended on one side surface side of the charger body and a mounting portion in which the cleaner body is mounted,
The mounting portion is provided with a charging terminal portion at a position away from the charging base main body, and the charging terminal portion is placed on the main body terminal portion in a mounted state on the mounting portion of the cleaner body. Configured to be connected ,
By forming a connecting portion that connects the charging base body and the mounting portion having the charging terminal, a through portion is formed between the charging base body and the mounting portion, and the cleaner body. In the mounting state to said mounting part, one side of the said wheel penetrates the said penetration part, and it earth | grounds, The other of the said wheel is grounded not via the said penetration part, The vacuum cleaner characterized by the above-mentioned . The said charging stand has a guide part formed toward the said penetration part from the said connection part so that the said one wheel which has penetrated the said penetration part and was earth | grounded may be characterized by the above-mentioned. The vacuum cleaner described.

Images