JP2012090828A - Vacuum cleaner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a user-friendly vacuum cleaner in which a cleaner body can be reduced in weight and a power source of the vacuum cleaner can be switched easily in any of the cases that a commercial power source is used to operate the vacuum cleaner and that a storage battery is used to operate the vacuum cleaner.SOLUTION: The vacuum cleaner includes: the cleaner body having an electric fan, the storage battery, and a control circuit for controlling the input of the electric fan; and a charging stand separated from the cleaner body, and incorporating a cord reel unit having a power cord connected to the commercial power source, and a connecting cord connected to the cleaner body and supplies the commercial power source led by the power cord to the cleaner body. When the connecting cord is connected to the cleaner body, the commercial power source is supplied to the electric fan and the control circuit, and when the connecting cord is not connected to the cleaner body, the DC power of the storage battery is supplied to the electric fan and the control circuit.

Description

  The present invention relates to a vacuum cleaner, and more particularly to a vacuum cleaner that can be used with both an AC power source and a DC power source.

  Conventionally, in a vacuum cleaner that can be used with both an AC power supply and a DC power supply, a dust collection unit that collects dust, an electric blower that generates suction air, a control unit that controls the electric blower, an electric blower, and A vacuum cleaner body having a secondary battery for supplying power to the control unit, and a cord reel unit having a cord reel for winding a power cord connected to a commercial power source, the vacuum cleaner body and the cord reel unit, When the cord reel unit is connected to the main body of the vacuum cleaner, the electric vacuum cleaner is operated using a commercial power source and the cord reel unit is removed from the main body of the vacuum cleaner. The structure which switches the power supply of a vacuum cleaner from the commercial power source connected via the power cord to a secondary battery is proposed (for example, refer patent document 1).

  In addition, in a conventional vacuum cleaner that can be used with both an AC power supply and a DC power supply, an electric blower that generates suction air, a rechargeable battery that supplies power to the electric blower during cordless use, and a dust collection filter that collects dust A vacuum cleaner main body, a DC power supply circuit that supplies power to the electric blower and the rechargeable battery, and a power supply unit including a cord reel type power cord, the vacuum cleaner main body and the power supply unit When using the rechargeable battery to operate the main body of the cleaner, remove the power supply from the main body of the cleaner and use a household power supply (commercial power) When operating a main body, the structure which mounts | wears and uses a power supply part for a vacuum cleaner main body is proposed (for example, refer patent document 2).

JP-A-8-224198 JP-A-5-192270

  However, the conventional vacuum cleaner still has room for improvement from the viewpoint of improving the usability of the vacuum cleaner.

  That is, in the conventional vacuum cleaners described in Patent Document 1 and Patent Document 2, when operating the vacuum cleaner using a commercial power source, the cord reel unit or the power supply unit is attached to the vacuum cleaner body. Since it is necessary to connect the power cord to a commercial power source in the state, the weight of the cleaner body increases by the weight of the cord reel unit or the power source. Therefore, when a user performs cleaning while moving the cleaner body, the weight of the cleaner body is heavy and the usability is poor.

  Further, in the conventional vacuum cleaners described in Patent Document 1 and Patent Document 2, when the power source of the vacuum cleaner is switched from a commercial power source to a secondary battery or a rechargeable battery, a cord reel unit or While it is necessary to remove the power supply unit, when switching the power source of the vacuum cleaner from the secondary battery or the rechargeable battery to the commercial power source, it is necessary to attach a cord reel unit or a power source unit to the cleaner body. Therefore, it takes time to switch the power source of the vacuum cleaner, and the usability of the vacuum cleaner is poor.

  This invention is made | formed in view of the subject which the said prior art has, and when operating a vacuum cleaner using a commercial power source, and when operating a vacuum cleaner using a storage battery, Even if it is a case, while the weight of a vacuum cleaner main body can be reduced in weight, the power supply of a vacuum cleaner can be switched easily and it aims at providing an easy-to-use vacuum cleaner.

  In order to solve the above-described problems of the prior art, the present invention provides a vacuum cleaner body having an electric blower that generates suction air, a dust collecting part that collects dust sucked by the suction air, and a vacuum cleaner. A storage battery arranged in the main body, a control circuit for controlling the input of the electric fan, and a charging circuit for charging the storage battery are provided separately from the main body of the vacuum cleaner. A built-in charging stand, and a charging cord in the charging stand, a power cord connected to the commercial power source, a connection cord connected to the vacuum cleaner body and supplying the commercial power source guided by the power cord to the vacuum cleaner body, When the connection cord is connected to the vacuum cleaner body, commercial power is supplied to the electric blower and the control circuit, and the connection cord is not connected to the vacuum cleaner body. Expediently, to provide an electric vacuum cleaner DC power of the storage battery is supplied to the electric blower and the control circuit.

  As described above, in the vacuum cleaner of the present invention, the cord reel unit is built in the charging stand. Therefore, when the vacuum cleaner is operated using a commercial power source, and the storage battery is used. In any case of operating the machine, the weight of the vacuum cleaner body can be reduced, and the usability of the vacuum cleaner can be improved.

  In addition, as described above, in the electric vacuum cleaner of the present invention, when the connection cord is connected to the cleaner body, commercial power is supplied to the electric blower and the control circuit, and the connection cord is connected to the cleaner body. When the battery is not connected, the electric blower and the control circuit are configured to be supplied with the DC power of the storage battery. Therefore, the power of the vacuum cleaner can be easily switched by attaching and detaching the connection cord. Usability of the vacuum cleaner can be improved.

  According to the vacuum cleaner of the present invention, the vacuum cleaner main body can be operated in any case of operating the vacuum cleaner using a commercial power source and operating the vacuum cleaner using a storage battery. The weight can be reduced, the power source of the vacuum cleaner can be easily switched, and the usability of the vacuum cleaner can be improved.

Whole perspective view which shows Embodiment 1 of the vacuum cleaner of this invention Sectional drawing of the vacuum cleaner main body in Embodiment 1 of the vacuum cleaner of this invention. Rear part sectional drawing of the vacuum cleaner main body in Embodiment 1 of the vacuum cleaner of this invention Whole perspective view of the charging stand in Embodiment 1 of the vacuum cleaner of this invention The longitudinal cross-sectional view of the charging stand in Embodiment 1 of the vacuum cleaner of this invention Whole perspective view of the charging stand in Embodiment 2 of the vacuum cleaner of this invention Whole perspective view of the charging stand in Embodiment 3 of the vacuum cleaner of this invention The longitudinal cross-sectional view of the charging stand in Embodiment 3 of the vacuum cleaner of this invention

A first invention includes an electric blower that generates suction air, a dust collector that collects dust sucked by the suction air, a cleaner body that is disposed in the cleaner body, and a cleaning device. A control circuit for controlling the input of the electric blower, and a charging stand that is provided separately from the vacuum cleaner body and has a charging circuit for charging the storage battery. On the stand,
A cord reel unit having a power cord connected to a commercial power source and a connection cord connected to the vacuum cleaner main body and supplying the commercial power source guided by the power cord to the vacuum cleaner main body is incorporated. When connected to the vacuum cleaner body, commercial power is supplied to the electric blower and the control circuit, and when the connection cord is not connected to the vacuum cleaner body, a direct current power source for the storage battery is connected to the electric blower and control circuit. Is a vacuum cleaner to which is supplied.

  This makes it possible to reduce the weight of the main body of the vacuum cleaner in either case of operating the vacuum cleaner using a commercial power source or operating the vacuum cleaner using a storage battery. The power source of the vacuum cleaner can be easily switched, and the usability of the vacuum cleaner can be improved.

  According to a second invention, in particular, in the first invention, the cleaner body is provided with a charge input terminal electrically connected to the storage battery, and the charging stand is electrically connected to the charging circuit. The storage battery is configured to be charged by connecting the charging input terminal and the charging output terminal, and the charging base includes the charging input terminal, the charging output terminal, and the charging output terminal. Is connected to the charging circuit with the commercial power supplied by the power cord, and when the cleaner body and the connection cord are connected, the commercial power supplied by the power cord is connected to the connection cord. The switching circuit for supplying to is built in.

  Thereby, since a storage battery can be charged only by connecting a charge input terminal and a charge output terminal, a storage battery can be charged by simple operation and the usability of a vacuum cleaner can be improved. In addition, the switching circuit detects the connection between the charging input terminal and the charging output terminal and the connection between the cleaner body and the connection cord, and automatically switches the supply destination of the commercial power source led by the power cord. The storage battery can be charged simply by connecting the charging input terminal and the charging output terminal, and the vacuum cleaner can be operated using a commercial power source simply by connecting the vacuum cleaner body and the connection cord. Usability of the machine can be improved.

  According to a third aspect of the invention, in particular, in the first or second aspect of the invention, the cord reel unit is detachably disposed on the charging stand.

  This allows the user to remove the cord reel unit from the charging stand and move only the cord reel unit even when the user performs cleaning using a commercial power source at a location away from the charging stand. The vacuum cleaner can be operated using a commercial power source even at a location away from the vehicle, and the usability of the vacuum cleaner can be improved.

  According to a fourth aspect of the present invention, in particular, in the first to third aspects of the invention, the charging stand is provided with a handle portion for carrying. Thereby, a charging stand can be moved easily.

  In particular, the fifth aspect of the present invention is the structure of the first to fourth aspects of the present invention, in which a moving caster is provided on the bottom surface of the charging stand. This makes it possible to easily move the charging stand when the user operates the vacuum cleaner using a commercial power source and to prevent the floor from being damaged when the charging stand moves. Can do.

  In a sixth aspect of the invention, in particular, in the first to fifth aspects of the invention, the bottom surface of the charging stand is provided with a suction cup for fixing the charging stand to the surface to be cleaned. Thereby, a charging stand can be fixed to to-be-cleaned surfaces, such as a floor surface, and the connection of a power cord and commercial power supply and the connection of a cleaner body and a connection cord can be performed easily.

Hereinafter, preferred embodiments of a vacuum cleaner of the present invention will be described in detail with reference to the drawings. In the following description, the same or corresponding parts are denoted by the same reference numerals, and redundant description is omitted.

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

  FIG. 1 is an overall perspective view showing Embodiment 1 of the electric vacuum cleaner of the present invention. Moreover, FIG. 2 is sectional drawing of the cleaner main body in Embodiment 1 of the vacuum cleaner of this invention. Furthermore, FIG. 3 is a rear partial cross-sectional view of the cleaner body in the first embodiment of the electric vacuum cleaner of the present invention. FIG. 4 is an overall perspective view of the charging stand in the first embodiment of the electric vacuum cleaner of the present invention. Furthermore, FIG. 5 is a longitudinal cross-sectional view of the charging stand in Embodiment 1 of the vacuum cleaner of this invention.

  As shown in FIG. 1, a vacuum cleaner 100 includes a vacuum cleaner main body 1 including an electric blower that generates suction air, a suction tool 2 that sucks dust on a surface to be cleaned, and one end detachably attached to the suction tool 2. A telescopic or jointable extension pipe 3 connected to the pipe, one end is detachably connected to the other end of the extension pipe 3, and the other end is detachably connected to an air inlet 1a provided in the cleaner body 1. Hose 4.

  On both side surfaces of the rear portion of the cleaner body 1, traveling wheels 5 are rotatably attached to the cleaner body 1. Similarly, a traveling main body caster 6 is rotatably attached to the cleaner main body 1 on the bottom surface in front of the cleaner main body 1. Furthermore, a main body handle 7 used when a user carries the cleaner main body 1 is provided on the upper portion of the cleaner main body 1.

  At the end of the hose 4 on the extension pipe 3 side, a tip pipe 9 having a handle portion 8 held by a user during cleaning is provided. The extension pipe 3 and the hose 4 are connected via the tip pipe 9. And are detachably connected. In addition, the handle portion 8 is provided with an operation portion 10 for the user to select various operation modes of the vacuum cleaner 100 (for example, suction force such as strong / standard / weak / stop). Further, a connection pipe 11 is provided at the end of the hose 4 on the cleaner body 1 side, and the intake port 1a of the cleaner body 1 and the hose 4 are detachably connected via the connection pipe 11. ing.

  As shown in FIG. 2, an electric blower chamber 13 containing an electric blower 12 that generates suction air is disposed at the rear of the cleaner body 1. In addition, a dust collection chamber 15 that houses a dust collection bag 14 that collects dust sucked by suction air generated by the electric blower 12 is disposed in the front portion of the cleaner body 1. A lid 16 is provided above the dust collection chamber 15 so as to open and close an opening (not shown) formed on the upper surface of the dust collection chamber 15.

  A control circuit 17 that controls the input of the electric blower 12 based on the operation mode of the electric vacuum cleaner 100 selected by the user by operating the operation unit 10 is disposed in the upper part of the electric blower chamber 13. In addition, a storage battery that supplies DC power to the electric blower 12 and the control circuit 17 in the lower part of the electric blower chamber 13 when a connection cord 23 built in a charging stand 21 described later is not connected to the cleaner body 1. 18 is built in.

  As shown in FIG. 3, when the vacuum cleaner 100 is operated using a commercial power source (AC power source) for household use, a connection cord built in a charging stand 21 described later is provided at the rear of the cleaner body 1. A connection cord connection portion 19 to which 23 is connected is provided. The connection cord connecting portion 19 is composed of a connection recess 19a into which the connection cord 23 is fitted and connected, and a pair of connection terminals 19b provided in the connection recess 19a. In addition, the rear portion of the vacuum cleaner body 1 is electrically connected to the storage battery 18 and, when charging the storage battery 18, is connected to a charging output terminal 34 provided on a charging stand 21 to be described later. A terminal 20 is provided.

  As shown in FIG.4 and FIG.5, the lower part of the charging stand 21 has a power cord 22 connected to a commercial power source, and a vacuum cleaner main body when the user operates the vacuum cleaner 100 using the commercial power source. A cord reel unit 24 having a connection cord 23 that is connected to one connection cord connection portion 19 and that supplies a commercial power source guided by the power cord 22 to the cleaner body 1 is incorporated. In addition, a circuit board 27 having a charging circuit 25 that charges the storage battery 18 and a switching circuit 26 that switches a supply destination of commercial power guided by the power cord 22 is built in the upper part of the charging stand 21.

  The power cord 22 includes a commercial power connection plug portion 29 having a commercial power connection terminal 28 connected to the commercial power source, and a commercial power connection cord portion 30 that guides the commercial power to the connection cord 23 and the circuit board 27. Yes. The connection cord 23 is connected to a cleaner main body connection plug portion 32 having a female cleaner main body connection terminal 31 connected to a male connection terminal 19b provided at the rear portion of the cleaner main body 1, and a commercial power supply connection. The vacuum cleaner main body connection cord portion 33 is electrically connected to the cord portion 30 and guides the commercial power source to the cleaner main body connection plug portion 32. Further, the cord reel unit 24 is configured to wind up the cleaner body connecting cord portion 33 of the connecting cord 23.

  When the user charges the storage battery 18 on the upper surface of the charging stand 21, the charging is connected to the charging input terminal 20 provided at the rear portion of the cleaner body 1 and electrically connected to the charging circuit 25. An output terminal 34 is provided. The storage battery 18 is configured to be charged by placing the cleaner body 1 on the upper surface of the charging stand 21 and connecting the charging input terminal 20 and the charging output terminal 34, and the upper surface of the charging stand 21. Is formed along the shape of the rear part of the cleaner body 1.

  About the vacuum cleaner 100 comprised as mentioned above, the operation | movement and an effect | action are demonstrated below.

  First, when the user operates the vacuum cleaner 100 using the direct current power source of the storage battery 18 for the first time, the user connects the power cord 22 of the charging stand 21 to the commercial power source. Then, the cleaner body 1 is placed on the upper surface of the charging stand 21, the charging input terminal 20 and the charging output terminal 34 are connected, and the storage battery 18 is charged. At this time, the switching circuit 26 detects that the charging input terminal 20 and the charging output terminal 34 are connected, and controls to supply the commercial power supplied by the power cord 22 to the charging circuit 25.

  Next, when the user operates the vacuum cleaner 100 using the direct current power source of the storage battery 18 to perform cleaning, the user removes the vacuum cleaner body 1 from the charging stand 21, and uses the operation unit 10 to remove the vacuum cleaner 100. The operation mode is selected and the operation of the vacuum cleaner 100 is started. At this time, the control circuit 17 detects that the DC power source of the storage battery 18 is used as the power source of the vacuum cleaner 100, and controls the electric blower 12 to supply the DC power source of the storage battery 18. Moreover, since the direct current power supply of the storage battery 18 is supplied to the operation part 10 and the control circuit 17, the control circuit 17 is electrically operated based on the operation mode of the vacuum cleaner 100 selected by the user with the operation part 10. The input of the blower 12 can be controlled.

When the operation mode of the vacuum cleaner 100 is selected by the user, the control circuit 17 supplies the direct current power of the storage battery 18 to the electric blower 12 based on the operation mode of the vacuum cleaner 100 selected by the user. . When power is supplied to the electric blower 12 by the control circuit 17, suction air is generated by the electric blower 12. In this state, when the user moves the suction tool 2 and starts cleaning, dust on the surface to be cleaned is sucked from the suction tool 2 by the suction air generated by the electric blower 12. The dust sucked by the suction tool 2 flows into the cleaner body 1 through the extension pipe 3 and the hose 4 and is collected by the dust collection bag 14. As shown in FIG. 2, the suction air after dust is collected passes through the inside of the electric blower 12 and passes through the exhaust port (not shown) provided at the rear portion of the cleaner body 1. Exhausted to the outside.

  Next, when the user operates the vacuum cleaner 100 using a commercial power source to perform cleaning, the user pulls out the connection cord 23 in a state where the power cord 22 of the charging stand 21 is connected to the commercial power source. The vacuum cleaner main body connection terminal 31 provided in the vacuum cleaner main body connection plug portion 32 of the connection cord 23 is connected to the connection terminal 19b of the connection cord connection portion 19 provided in the rear portion of the vacuum cleaner main body 1. At this time, the switching circuit 26 detects that the cleaner main body connection terminal 31 and the connection terminal 19b are connected, and controls to supply the commercial power supplied by the power cord 22 to the connection cord 23. . In addition, the control circuit 17 detects that a commercial power source is used as a power source for the vacuum cleaner 100 and controls the commercial blower 12 to supply the commercial power source. Furthermore, since commercial power is supplied to the operation unit 10 and the control circuit 17, the control circuit 17 controls the electric blower 12 based on the operation mode of the vacuum cleaner 100 selected by the user using the operation unit 10. Input can be controlled.

  In this state, when the operation mode of the vacuum cleaner 100 is selected by the user, the control circuit 17 supplies commercial power to the electric blower 12 based on the operation mode of the vacuum cleaner 100 selected by the user. To do. When power is supplied to the electric blower 12 by the control circuit 17, suction air is generated by the electric blower 12. In this state, when the user moves the suction tool 2 and starts cleaning, dust on the surface to be cleaned is sucked from the suction tool 2 by the suction air generated by the electric blower 12. The dust sucked by the suction tool 2 flows into the cleaner body 1 through the extension pipe 3 and the hose 4 and is collected by the dust collection bag 14. As shown in FIG. 2, the suction air after dust is collected passes through the inside of the electric blower 12 and passes through the exhaust port (not shown) provided at the rear portion of the cleaner body 1. Exhausted to the outside.

  Next, when the user uses the commercial power supply to operate the vacuum cleaner 100 to perform cleaning, the suction tool 2 remains in the place away from the charging base 21, that is, even if the connection cord 23 is all pulled out. When cleaning a place that does not reach the user, the user removes the cleaner body connection plug portion 32 of the connection cord 23 from the connection cord connection portion 19 of the cleaner body 1, whereby the power of the vacuum cleaner 100 is stored from the commercial power source to the storage battery. It is possible to switch to 18 DC power sources.

  That is, when the user removes the cleaner body connection plug portion 32 of the connection cord 23 from the connection cord connection portion 19 of the cleaner body 1, the control circuit 17 causes the user to switch the power source of the vacuum cleaner 100 from the commercial power source. It detects that it switched to the DC power supply of the storage battery 18, and it controls to supply the DC power supply of the storage battery 18 to the electric blower 12. In this state, when the operation mode of the vacuum cleaner 100 is selected by the user, the control circuit 17 causes the electric blower 12 to store the direct current of the storage battery 18 based on the operation mode of the vacuum cleaner 100 selected by the user. Supply power. When power is supplied to the electric blower 12 by the control circuit 17, suction air is generated by the electric blower 12, and dust on the surface to be cleaned is contained in the cleaner body 1 through the suction tool 2, the extension pipe 3, and the hose 4. And is collected by the dust bag 14.

  As described above, in the present embodiment, either the case where the electric vacuum cleaner 100 is operated using a commercial power source or the case where the electric vacuum cleaner 100 is operated using the storage battery 18 are used. However, since the cord reel unit 24 is disposed in the charging stand 21, the weight of the cleaner body 1 can be reduced, and the operability of the cleaner body 1 can be improved. Usability can be improved.

Further, in the present embodiment, the user can perform cleaning by operating the vacuum cleaner 100 using a commercial power source by simply connecting the connection cord 23 to the cleaner body 1 and connecting the connection cord 23 to the cleaner body 1. By simply removing the cord 23 from the vacuum cleaner body 1 and using the DC power source of the storage battery 18 to operate the vacuum cleaner 100 for cleaning, the power source of the vacuum cleaner 100 can be easily switched. The usability of the electric vacuum cleaner 100 can be improved.

  Furthermore, in the present embodiment, the storage battery 18 can be charged only by placing the cleaner body 1 on the charging stand 21 and connecting the charging input terminal 20 and the charging output terminal 34, and the charging stand Since the vacuum cleaner 100 can be operated using the direct current power source of the storage battery 18 simply by removing the vacuum cleaner body 1 from the battery 21, the storage battery 18 can be charged with a simple operation and the operation can be easily performed. The vacuum cleaner 100 can be operated using the storage battery 18, and the usability of the vacuum cleaner 100 can be improved.

  In the present embodiment, the switching circuit 26 is connected to the charging input terminal 20 and the charging output terminal 34, and the connection cord connecting portion 19 of the cleaner body 1 and the cleaner body connecting plug portion of the connection cord 23. 32, the storage battery 18 can be charged simply by connecting the charging input terminal 20 and the charging output terminal 34, so that the commercial power supply destination led by the power cord 22 is automatically switched. The vacuum cleaner 100 can be operated using a commercial power source simply by connecting the connecting cord connecting portion 19 of the cleaner body 1 and the cleaner body connecting plug portion 32 of the connecting cord 23. Usability can be improved.

(Embodiment 2)
Embodiment 2 of the vacuum cleaner of this invention is demonstrated using FIG. Note that the same parts as those in the first embodiment described above are denoted by the same reference numerals and description thereof is omitted.

  FIG. 6 is an overall perspective view of the charging stand in Embodiment 2 of the electric vacuum cleaner of the present invention.

  As shown in FIG. 6, a grip portion 35 that is held when the user carries the charging stand 21 is provided at the rear of the upper surface of the charging stand 21. A plurality of moving casters 38 (see FIG. 8) are provided on the bottom surface of the charging base 21.

  About the vacuum cleaner 100 comprised as mentioned above, the operation | movement and an effect | action are demonstrated below.

  When the user performs cleaning by operating the vacuum cleaner 100 using a commercial power source, the user pulls out the connection cord 23 in a state where the power cord 22 of the charging stand 21 is connected to the commercial power source, and the connection cord The cleaner main body connection terminal 31 provided in the cleaner main body connection plug part 32 of 23 is connected to the connection terminal 19b of the connection cord connection part 19 provided in the rear part of the cleaner main body 1 for cleaning. And when a user cleans the place away from the charging stand 21, a user removes the cleaner main body connection plug part 32 of the connection cord 23 from the connection cord connection part 19 of the cleaner main body 1, and the vacuum cleaner 100 Is switched from the commercial power source to the DC power source of the storage battery 18 for cleaning.

  Here, in general, the suction force of the vacuum cleaner 100 is caused to operate the vacuum cleaner 100 using a commercial power supply rather than operating the vacuum cleaner 100 using the DC power source of the storage battery 18. The case is stronger. Therefore, when cleaning the place away from the charging stand 21 using a commercial power source as the power source of the vacuum cleaner 100, the charging stand 21 needs to be moved.

Therefore, in the present embodiment, the handle 35 is provided on the charging stand 21. Therefore, when the user cleans a place away from the charging base 21, the grip base 35 is held and the charging base 21 is moved to connect the power cord 22 to the commercial power source and connect the connection cord 23 to the vacuum cleaner main body. By connecting to 1, the place away from the charging stand 21 can be cleaned using a commercial power source.

  As described above, in the present embodiment, the grip portion 35 that is held when the user carries the charging stand 21 is provided at the rear of the upper surface of the charging stand 21, so that the charging stand 21 can be easily carried. .

  In the present embodiment, since a plurality of moving casters 38 are arranged on the bottom surface of the charging stand 21, the electric vacuum cleaner 100 is operated and cleaned using a commercial power source. Even if the charging stand 21 moves, the floor on which the charging stand 21 is placed is not damaged.

  In the present embodiment, a description has been given of a mode in which a plurality of moving casters 38 are provided on the bottom surface of the charging base 21. A suction cup for fixing to the surface may be provided. Thereby, the charging stand 21 can be fixed to a surface to be cleaned such as a floor surface, and the connection between the power cord 22 and the commercial power source and the connection between the cleaner body 1 and the connection cord 23 can be easily performed. .

(Embodiment 3)
Embodiment 3 of the vacuum cleaner of the present invention will be described with reference to FIGS. The same parts as those in the first embodiment and the second embodiment are denoted by the same reference numerals, and the description thereof is omitted.

  FIG. 7 is an overall perspective view of the charging stand in Embodiment 2 of the electric vacuum cleaner of the present invention. Moreover, FIG. 8 is a longitudinal cross-sectional view of the charging stand in Embodiment 2 of the vacuum cleaner of this invention.

  As shown in FIGS. 7 and 8, a casing 36 containing the cord reel unit 24 is detachably disposed on the charging base 21 at a lower portion of the charging base 21. In addition, a holding portion 37 that is held by a user when the charging base 21 is moved is provided at the front portion of the casing 36. Further, a plurality of moving casters 38 are rotatably disposed on the bottom surface of the charging stand 21.

  About the vacuum cleaner 100 comprised as mentioned above, the operation | movement and an effect | action are demonstrated below.

  When the user performs cleaning by operating the vacuum cleaner 100 using a commercial power source, the user pulls out the connection cord 23 in a state where the power cord 22 of the charging stand 21 is connected to the commercial power source, and the connection cord 23 is connected to the vacuum cleaner body 1 for cleaning. And when cleaning the place away from the charging stand 21, the user removes the connecting cord 23 from the cleaner body 1, and switches the power source of the vacuum cleaner 100 from the commercial power source to the DC power source of the storage battery 18 for cleaning. Do.

  Here, in general, the suction force of the vacuum cleaner 100 is caused to operate the vacuum cleaner 100 using a commercial power supply rather than operating the vacuum cleaner 100 using the DC power source of the storage battery 18. The case is stronger. Therefore, when cleaning the place away from the charging stand 21 using a commercial power source, it is necessary to move the charging stand 21.

Therefore, in the present embodiment, the casing 36 containing the cord reel unit 24 is disposed so that the charging base 21 can be attached and detached. Therefore, even when using a commercial power supply to clean a place away from the charging stand 21, the user holds and pulls the holding portion 37, removes the casing 36 from the charging stand 21, carries only the casing 36, Power cord 2
2 is connected to a commercial power source, and the connection cord 23 is connected to the cleaner body 1, so that a place away from the charging stand 21 can be cleaned using the commercial power source. When the casing 36 is attached to the charging stand 21, the casing 36 can be attached to the charging stand 21 by pushing the casing 36 into a space (not shown) below the charging stand 21.

  As described above, in the present embodiment, since the casing 36 containing the cord reel unit 24 is detachably disposed on the charging base 21, the user removes the casing 36 from the charging base 21, and the casing 36. By moving only the power source, it is possible to clean a place away from the charging stand 21 using a commercial power source, and to improve the usability of the electric vacuum cleaner 100.

  In the present embodiment, since a plurality of moving casters 38 are arranged on the bottom surface of the charging stand 21, the electric vacuum cleaner 100 is operated and cleaned using a commercial power source. Even if the charging stand 21 moves, the floor on which the charging stand 21 is placed is not damaged.

  In the present embodiment, a description has been given of a mode in which a plurality of moving casters 38 are provided on the bottom surface of the charging base 21. A suction cup for fixing to the surface may be provided. Thereby, the charging stand 21 can be fixed to a surface to be cleaned such as a floor surface, and the connection between the power cord 22 and the commercial power source and the connection between the cleaner body 1 and the connection cord 23 can be easily performed. .

  The vacuum cleaner according to the present invention has a weight of the vacuum cleaner body regardless of whether the vacuum cleaner is operated using a commercial power source or when the vacuum cleaner is operated using a storage battery. Can be reduced in weight, and the power source of the vacuum cleaner can be easily switched to improve the usability of the vacuum cleaner, so that it can be used in the fields and applications of household vacuum cleaners and industrial vacuum cleaners. It can be suitably applied.

DESCRIPTION OF SYMBOLS 1 Vacuum cleaner main body 1a Air inlet 2 Suction tool 3 Extension pipe 4 Hose 5 Wheel 6 Main body caster 7 Main body handle 8 Handle part 9 Tip pipe 10 Operation part 11 Connection pipe 12 Electric blower 13 Electric blower room 14 Dust collection bag 15 Dust collection room DESCRIPTION OF SYMBOLS 16 Cover body 17 Control circuit 18 Storage battery 19 Connection cord connection part 19a Connection recessed part 19b Connection terminal 20 Charging input terminal 21 Charging stand 22 Power cord 23 Connection cord 24 Cord reel unit 25 Charging circuit 26 Switching circuit 27 Circuit board 28 Commercial power supply connection terminal DESCRIPTION OF SYMBOLS 29 Commercial power supply connection plug part 30 Commercial power supply connection cord part 31 Vacuum cleaner main body connection terminal 32 Vacuum cleaner main body connection plug part 33 Vacuum cleaner main body connection cord part 34 Charge output terminal 35 Handle part 36 Casing 37 Holding part 38 Caster 100 Electric vacuum cleaner

Claims (6)

A vacuum cleaner body having an electric blower that generates suction air, a dust collecting part that collects dust sucked by the suction air, a storage battery disposed in the vacuum cleaner body, and in the vacuum cleaner body A control circuit that controls the input of the electric blower, and a charging stand that is provided separately from the main body of the vacuum cleaner and includes a charging circuit that charges the storage battery, The charging stand has a cord reel unit having a power cord connected to a commercial power source and a connection cord connected to the vacuum cleaner main body and supplying the commercial power source guided by the power cord to the vacuum cleaner main body When the connection cord is connected to the vacuum cleaner body, the commercial power is supplied to the electric blower and the control circuit, and the connection cord is connected to the vacuum cleaner book. Vacuum cleaner in a case not connected, the DC power source of the battery is supplied to the electric blower and the control circuit. The vacuum cleaner body is provided with a charge input terminal electrically connected to the storage battery, and the charging stand is provided with a charge output terminal electrically connected to the charging circuit, The storage battery is configured to be charged by connecting the charging input terminal and the charging output terminal, and the charging base is connected to the charging input terminal and the charging output terminal. In this case, the commercial power source led by the power cord is supplied to the charging circuit, and when the cleaner body and the connection cord are connected, the commercial power source led by the power cord The electric vacuum cleaner according to claim 1, wherein a switching circuit for supplying the connection cord to the connection cord is incorporated. The vacuum cleaner according to claim 1, wherein the cord reel unit is detachably disposed on the charging stand. The electric vacuum cleaner according to any one of claims 1 to 3, wherein a handle for carrying is provided on the charging stand. The electric vacuum cleaner according to any one of claims 1 to 4, wherein a caster for movement is provided on a bottom surface of the charging stand. The vacuum cleaner according to any one of claims 1 to 5, wherein a suction cup for fixing the charging stand to a surface to be cleaned is provided on a bottom surface of the charging stand.