JP2016015992A - Vertical type vacuum cleaner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a rechargeable vertical type vacuum cleaner capable of suppressing the deterioration of suction performance and the increase of noise without deteriorating appearance design.SOLUTION: A vacuum cleaner 1 includes: a cleaner body 2 having a body case 3 storing a battery 9 and an electric blower 8, a connection pipe 5 extending downward from the body case 3 and forming an air passage on which suction force by the electric blower 8 works, a floor suction tool 7, and a dust collector 4 arranged in the middle of the connection pipe 5 and collecting dust; and a charge base 20 for charging the battery 9 by electrically connecting a power feeding part 12 of the cleaner body 2. The dust collector 4 is attached to the lower surface of the body case 3 in a state where the cylindrical side surface is arranged adjacent to the connection pipe 5. A surface of the connection pipe 5 facing the dust collector 4 is formed to have a circular arcuate shape. A lead wire 15 constituting the power feeding part 12 is arranged along a gap formed by being held between the cylindrical side surface of the dust collector 4 and the circular arcuate surface of the connection pipe 5.SELECTED DRAWING: Figure 6

Description

  The present invention relates to a vertical vacuum cleaner, and more particularly to a rechargeable vertical vacuum cleaner provided with a charging stand.

  Conventionally, for example, Patent Document 1 discloses a technique related to a power supply structure of a vacuum cleaner that supplies power to a suction port body having a rotating brush. More specifically, in this technique, a storage groove that is recessed toward the inner peripheral side is formed on the outer peripheral surface of the extension pipe connected to the suction port body, and the cord is stored and held in the storage groove.

JP-A-62-254723

  By the way, in a rechargeable vertical vacuum cleaner equipped with a charging stand, charging is performed by contacting a power transmission side energizing terminal provided on the charging stand and a power receiving side energizing terminal of a power feeding unit provided in the cleaner body. Power is supplied from the stand to the vacuum cleaner body. Here, when the power feeding unit is disposed on the outer peripheral surface of the ventilation pipe constituting the ventilation path, it is desirable that the power feeding unit does not come into contact with obstacles such as furniture without deteriorating the design. As such a configuration, for example, it is conceivable to provide a storage groove as in the conventional technique in the ventilation pipe and to arrange the power feeding portion in the storage groove.

  However, it is desirable that the cross section of the ventilation path of the vacuum cleaner has a circular shape in order to prevent dust from being caught. For this reason, in the above-mentioned conventional technology, the ventilation path is narrowed by the storage groove, and there is a possibility that a decrease in suction performance and an increase in noise due to the catching of dust may become a problem.

  The present invention has been made to solve the above-described problems, and provides a rechargeable vertical vacuum cleaner capable of suppressing a reduction in suction performance and an increase in noise without impairing the appearance design. With the goal.

  A vertical vacuum cleaner according to the present invention includes a main body case in which a battery and an electric blower driven by the battery are housed, and a ventilation path that extends downward from the main body case and acts by suction by the electric blower. A vacuum cleaner body having a ventilation pipe that forms a part, a floor suction tool provided at the lower end of the ventilation pipe, and a dust collector that collects dust through the ventilation path, and a vacuum cleaner In a vertical vacuum cleaner comprising a charging stand for charging a battery by electrically connecting a power feeding part of the main body, the dust collector is disposed on a bottom surface of the main body case with a side surface adjacent to the ventilation pipe The surface of the ventilation pipe facing the dust collector is configured as an arc surface, and a part of the power feeding part is along a gap formed between the side surface of the dust collector and the arc surface of the ventilation pipe. Are arranged.

  According to the present invention, the power feeding part is arranged in a gap formed by being sandwiched between the side surface of the dust collector and the circular arc surface of the ventilation pipe, so that the suction performance is reduced and the noise is increased without impairing the appearance design. Can be suppressed.

It is a figure which shows the whole structure of the vacuum cleaner in Embodiment 1 of this invention. It is a perspective view of the cleaner body in Embodiment 1 of this invention. It is a front view of the cleaner body in Embodiment 1 of this invention. It is sectional drawing which cut | disconnected the cleaner main body shown in FIG. 3 in the AA cross section. It is a perspective view of the charging stand in Embodiment 1 of this invention. It is a perspective view of the main body case periphery in Embodiment 1 of this invention. It is a perspective view which expands and shows the structure of a electric power feeding part. It is sectional drawing which cut | disconnected the cleaner main body shown in FIG. 3 in the BB cross section. It is a perspective view which expands and shows the structure of the electric power feeding part of the vacuum cleaner in Embodiment 2 of this invention. It is sectional drawing which cut | disconnected the vacuum cleaner in Embodiment 2 of this invention in the BB cross section shown in FIG.

  Hereinafter, embodiments for carrying out the present invention will be described with reference to the drawings. In the drawings, the same or corresponding parts are denoted by the same reference numerals, and overlapping description will be simplified or omitted as appropriate.

Embodiment 1 FIG.
FIG. 1 is a diagram showing an overall configuration of the electric vacuum cleaner according to Embodiment 1 of the present invention. As shown in this figure, the electric vacuum cleaner 1 according to the first embodiment includes a cleaner body 2 and a charging stand 20. The vacuum cleaner body 2 is a cordless type vertical vacuum cleaner provided with a rechargeable battery therein. The charging stand 20 is configured so that the cleaner body 2 can be placed in an upright state. The charging stand 20 is connected to an external power source by a power cable (not shown). When the cleaner body 2 is placed on the charging stand 20, both are electrically connected to charge the battery. .

  Next, the structure of the cleaner body 2 will be described in more detail with reference to FIGS. FIG. 2 is a perspective view of the cleaner body in the first embodiment of the present invention. FIG. 3 is a front view of the cleaner body in the first embodiment of the present invention. FIG. 4 is a cross-sectional view of the cleaner body shown in FIG. As shown in these drawings, the cleaner body 2 includes a body case 3, a dust collector 4, a connection pipe 5, an extension pipe 6, and a floor suction tool 7. The main body case 3 is formed in a cylindrical shape, and an electric blower 8 that generates a suction force and a battery 9 that supplies electric power for driving the electric blower 8 are housed therein. Further, a handle 10 is formed on the side surface of the main body case 3 so that the user can hold it during cleaning.

  The dust collector 4 is a device for collecting dust by being interposed in a ventilation path where a suction force by the electric blower acts, and is detachably attached to the lower portion of the main body case 3. The dust collector 4 is formed in a cylindrical shape having the same diameter as the main body case 3 and is configured as a cyclone type dust collector having a swirl chamber (not shown) therein. The dust collector 4 is not limited to the cyclone type, but may be a paper pack type in which a paper pack or the like is mounted.

  The swirl chamber of the dust collector 4 communicates with a connection pipe 5 that constitutes a part of the ventilation path. The connection pipe 5 is a ventilation pipe configured to protrude downward from the lower surface portion of the main body case 3, and a ventilation path is formed therein. A side surface of the connecting pipe 5 facing the dust collector 4 is formed as an arc surface, and a cylindrical side surface of the dust collector 4 is in a positional relationship adjacent to the arc surface of the connecting pipe 5. The extension pipe 6 is connected to the lower end of the connection pipe 5, thereby forming a part of the ventilation path. A floor suction tool 7 is attached to the lower end of the extension pipe 6.

  In such a vertical vacuum cleaner, the user performs cleaning by holding the handle 10 of the cleaner body 2. When the electric blower 8 is driven, a suction force acts on the ventilation path, and dust is sucked together with air from the floor suction tool 7. The sucked air and dust flow through the extension pipe 6 and the connecting pipe 5 to the dust collector 4. In the dust collector 4, air and dust are separated and only dust is collected.

  Next, the configuration of the charging stand will be described in detail with reference to FIG. FIG. 5 is a perspective view of the charging stand according to Embodiment 1 of the present invention. As shown in this figure, the charging stand 20 includes a pedestal portion 21 and a columnar column portion 22 supported upright on the pedestal portion 21. The vacuum cleaner body 2 is detachably mounted on the charging stand 20. In this case, the cleaner body 2 is supported upright with the floor suction tool 7 installed in front of the pedestal 21. A power transmission side energizing terminal 23 for supplying power to the cleaner main body 2 in a state where the cleaner main body 2 is placed is provided on the upper portion of the column portion 22. The power transmission side energizing terminal 23 is in electrical contact with a power feeding unit of the cleaner body 2 described later. The vacuum cleaner main body 2 performs the charging operation of the battery 9 using electricity supplied from the charging stand 20.

  The electric vacuum cleaner 1 according to the first embodiment has a feature in the structure of a power feeding unit provided in the cleaner main body 2. Hereinafter, the structure of the power feeding unit will be described in detail with reference to FIGS. 6 to 8. FIG. 6 is a perspective view of the periphery of the main body case according to Embodiment 1 of the present invention. FIG. 7 is an enlarged perspective view showing the configuration of the power feeding unit. Further, FIG. 8 is a cross-sectional view of the cleaner body shown in FIG. 3 cut along a BB cross section. As shown in these drawings, the power feeding unit 12 is disposed at a position facing the dust collector 4 on the arc surface of the connecting pipe 5. The power feeding unit 12 supplies the power receiving side energizing terminal 14 that contacts the power transmitting side energizing terminal 23 when the cleaner body 2 is placed on the charging stand 20, and the power supplied to the power receiving side energizing terminal 14 to the main body case 3. It is comprised by the lead wire 15 for drawing in.

  As shown in FIG. 6, the power receiving side energizing terminal 14 is disposed in the lower part of the dust collector 4. According to such a configuration, since the power receiving side energizing terminal 14 is difficult to touch dust or the like, poor contact can be effectively suppressed. The lead wire 15 is covered with an insulator, and is disposed along a gap formed between the cylindrical side surface of the dust collector 4 and the arc surface of the connection pipe 5. According to such a configuration, the lead wire 15 is disposed in an inconspicuous space-saving space, so that the power supplied to the power receiving side energizing terminal 14 is drawn into the main body case 3 without deteriorating the appearance design. It becomes possible. Moreover, since the ventilation path by the connection pipe 5 is not narrowed at all, it becomes possible to effectively prevent clogging of dust and increase in operation sound.

  The power feeding unit 12 is covered with a cover member 16 disposed in a gap formed between the cylindrical side surface of the dust collector 4 and the circular arc surface of the connecting pipe 5. More specifically, the cover member 16 includes a cover member 161 that covers the lead wire 15 and a cover member 162 that covers the periphery of the power receiving side energizing terminal 14. The cover member 161 is erected from the tangential direction of the arc surface of the connecting pipe 5 toward the dust collector 4. According to such a configuration, since unevenness does not occur in the connection portion between the connection pipe 5 and the cover member 161, it is possible to effectively prevent the lead wires 15 from being exposed to the outside while enhancing the sense of unity in appearance. . The cover member 162 covers the periphery of the power receiving side energizing terminal 14, and the side surface thereof is erected from the tangential direction of the arc surface of the connecting pipe 5 toward the dust collector 4. According to such a configuration, since the cover member 162 does not protrude from the connecting pipe 5, the power receiving side energizing terminal 14 does not stand out and the appearance is not impaired.

  As described above, according to the vacuum cleaner of the first embodiment, since the power feeding unit 12 is disposed between the circular arc surface of the connecting pipe 5 and the cylindrical side surface of the dust collector 4, the power feeding unit 12 is It can be configured without conspicuous in appearance. Moreover, since the electric power feeding part 12 is arrange | positioned, without narrowing the ventilation path of the connecting pipe 5, it becomes possible to suppress the fall of a suction performance and the increase in a driving sound.

Embodiment 2. FIG.
Next, a second embodiment of the present invention will be described. The vacuum cleaner of the second embodiment is different from that of the first embodiment in the structure of the power feeding unit 12. FIG. 9 is an enlarged perspective view illustrating the configuration of the power feeding unit of the electric vacuum cleaner according to the second embodiment. Moreover, FIG. 10 is sectional drawing which cut | disconnected the vacuum cleaner of Embodiment 2 in the BB cross section shown in FIG. As shown in these drawings, in the power feeding unit 12 of the second embodiment, a copper plate 17 that is a conductive plate is used instead of the lead wire 15, and each copper plate 17 is isolated with the arc surface of the connecting pipe 5 interposed therebetween. The dust collector 4 is arranged separately on the left and right sides of the cylindrical side surface. The cover member 16 includes a cover member 161 that covers one side of the copper plate 17, a cover member 163 that covers the other side of the copper plate 17, and a cover member 162 that covers the periphery of the power receiving side energization terminal 14. Yes. The shapes of the cover members 161 and 162 are the same as those of the first embodiment, and the shape of the cover member 163 is symmetrical to the cover member 161.

  According to such a structure, since the insulation distance of each copper plate 17 can be ensured, even if it is a conductive member which is not coat | covered with an insulator like a copper plate, it can be used without a problem.

  By the way, in the vacuum cleaner of this Embodiment 2, although the example which uses the copper plate 17 as a electrically-conductive member of the electric power feeding part 12 was demonstrated, it is good also as using the lead wire 15 used in Embodiment 1. FIG.

  DESCRIPTION OF SYMBOLS 1 Vacuum cleaner, 2 Vacuum cleaner main body, 3 Main body case, 4 Dust collector, 5 Connection pipe, 6 Extension pipe, 7 Floor suction tool, 8 Electric blower, 9 Battery, 10 Handle, 12 Power feeding part, 14 Power receiving side Current-carrying terminal, 15 lead wire, 16 cover member, 17 copper plate, 20 charging base, 21 pedestal part, 22 support part, 23 power transmission side current-carrying terminal, 161 cover member, 162 cover member, 163 cover member

Claims (9)

A main body case in which a battery and an electric blower driven by the battery are housed, and a ventilation pipe that extends downward from the main body case and forms a part of a ventilation path on which a suction force by the electric blower acts. A vacuum cleaner body having a floor suction tool provided at a lower end of the ventilation pipe, and a dust collector that collects dust by being interposed in the middle of the ventilation path, and a power feeding unit of the vacuum cleaner body, In a vertical vacuum cleaner provided with a charging base for charging the battery by being electrically connected,
The dust collector is attached to the lower surface portion of the main body case with a side surface adjacent to the ventilation pipe,
The surface of the ventilation pipe that faces the dust collector is configured as an arc surface,
A part of the power feeding unit is a vertical vacuum cleaner arranged along a gap formed by being sandwiched between a side surface of the dust collector and an arc surface of the ventilation pipe. The power feeding unit is a power-receiving-side energization terminal that is in electrical contact with the charging stand when the cleaner body is placed on the charging stand;
A conductive member for supplying power from the power receiving side energizing terminal to the inside of the main body case,
The vertical vacuum cleaner according to claim 1, wherein the conductive member is disposed along the gap.   The vertical electric vacuum cleaner according to claim 2, wherein the power receiving side energizing terminal is disposed at a lower portion of the dust collector.   The vertical vacuum cleaner according to claim 2 or 3, wherein a cover that covers the power feeding portion is disposed in the gap.   The vertical vacuum cleaner according to claim 4, wherein the cover extends to a side surface of the dust collector toward a tangential direction of an arc surface of the ventilation pipe.   The vertical vacuum cleaner according to claim 4 or 5, wherein the cover is formed so as to cover a periphery of the power receiving side energizing terminal. The conductive member is composed of a plurality of lead wires coated with an insulator,
The vertical vacuum cleaner according to any one of claims 2 to 6, wherein the plurality of lead wires are arranged in the common gap. The gap is formed in each region on the two side surfaces of the dust collector that is isolated across the arc surface of the ventilation pipe,
The vertical vacuum cleaner according to any one of claims 2 to 6, wherein the conductive member includes a plurality of conductive members, and the plurality of conductive members are separately arranged in each of the gaps.   The vertical vacuum cleaner according to claim 8, wherein the plurality of conductive members are configured by two conductive plates not covered with an insulator.

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