JP2014200533A - Vacuum cleaner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a handy vacuum cleaner which does not impose a load on a user's hand due to the swing of a cleaner body when the user carries the cleaner body which is in a housed state.SOLUTION: A vacuum cleaner comprises a cleaner body which incorporates an electric blower generating suction air, and a grip part which is rotatably attached to the cleaner body and held by the user when the user carries the cleaner body. The cleaner body is constituted so that it can be in a used state where the lower surface of the cleaner body faces a surface to be cleaned, and in a housed state where the rear surface of the cleaner body faces the surface to be cleaned. The grip part is constituted so that it can be arranged at a first regulation position and a second regulation position arranged at a more frontward side of the cleaner body than the first regulation position. The cleaner body is constituted so that the center of gravity of the cleaner body is positioned on the straight line perpendicularly connecting the grip part and the surface to be cleaned in a state where the cleaner body is in the housed state and the grip part is at the second regulation position.

Description

  The present invention relates to a vacuum cleaner.

  Conventionally, in this type of electric vacuum cleaner, when the user carries the vacuum cleaner main body, the handle that is held when the user carries the vacuum cleaner main body in order to suppress the impact generated on the user's hand. A configuration has been proposed in which the main body is rotatably attached (see, for example, Patent Document 1).

  That is, as shown in FIGS. 10A to 10C, a conventional electric vacuum cleaner (not shown) includes a cleaner main body 200 including an electric blower (not shown) that generates suction air, and a cleaning device. And a handle 201 pivotally supported by the machine main body 200. In addition, a turning wheel 202 as a front wheel is rotatably and turnably provided at a lower portion facing the floor F on the front side of the cleaner body 200, and a rear wheel is provided on both sides of the rear portion of the cleaner body 200. A driven wheel 203 is rotatably provided. Further, the handle 201 takes a use state in which the handle 201 is rotated forward so as to be substantially perpendicular to the cleaner body 200, and a storage state in which the handle 201 is rotated rearward so as to follow the cleaner body 200. By rotating the handle 201 from the housed state to the in-use state, the cleaner body 200 can be removed from the horizontal state in which the swiveling wheel 202 and the driven wheel 203 are grounded to the floor surface F. The rear portion of the main body 200 is in a vertical state with the lower side (the floor surface F side), and the electric vacuum cleaner can be stored.

  Then, as shown in FIGS. 10A to 10C, in the conventional vacuum cleaner, the user turns the handle 201 forward from the stored state in order to store the vacuum cleaner. When the swivel wheel 202 of the cleaner body 200 is lifted from the floor surface F and the cleaner body is changed from the horizontal state to the vertical state, a straight line L1 connecting the grounding surface of the driven wheel 203 and the floor surface F and the handle 201 is connected. By restricting the rotation of the handle 201 so as not to exceed the center of gravity G of the cleaner body 200, the straight line L1 exceeds the center of gravity G of the cleaner body 200 when the cleaner body is changed from the horizontal state to the vertical state. Therefore, the cleaner body 200 is prevented from shaking.

  Further, as shown in FIG. 11, in the conventional electric vacuum cleaner, the handle 201 is in the rotation restricting position (position shown in FIG. 10C), and the cleaner main body 200 is in the vertical state (see FIG. 11). In this state, the center of gravity G of the cleaner main body 200 is configured to be positioned in front of a straight line L2 that connects the handle 201 and the floor surface F vertically.

JP 2006-198151 A

  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 above-described conventional vacuum cleaner, in a vertical state where the rear portion of the vacuum cleaner body is on the floor surface side, cleaning is performed forward of a straight line connecting the handle provided on the vacuum cleaner body and the floor surface vertically. Since the center of gravity of the machine body is located, when the user holds the handle to carry the cleaner body in a vertical state and lifts the machine body upward, the center of gravity of the machine body is The main body of the vacuum cleaner shakes so that it is located on a straight line that connects the main body handle and the floor surface vertically, and the vibration generated by the vibration of the main body of the vacuum cleaner is in the hand of the user holding the handle. In some cases, the user's hand is burdened.

  The present invention has been made in view of the above-described problems of the prior art, and when the user carries the vacuum cleaner main body in the housed state, the user's hand is burdened by the shake of the vacuum cleaner main body. The purpose is to provide a vacuum cleaner that is easy to use.

  In order to solve the above-described problems of the prior art, the present invention includes a vacuum cleaner body that includes an electric blower that generates suction air, and a vacuum cleaner body that is rotatably attached to the vacuum cleaner body. A vacuum cleaner main body, the vacuum cleaner body is in a use state in which the lower surface of the vacuum cleaner body faces the surface to be cleaned, and a storage state in which the rear surface of the cleaner body faces the surface to be cleaned, The grip portion is configured to be able to take a first restriction position and a second restriction position located on the front side of the cleaner body from the first restriction position. The vacuum cleaner main body has a center of gravity that is perpendicular to the handle portion and the surface to be cleaned in a state where the vacuum cleaner main body is stored and the handle portion is in the second restriction position. Providing a vacuum cleaner that is configured to lie on a straight line That.

  As described above, the vacuum cleaner of the present invention has the vacuum cleaner body in the housed state and the handle portion is in the second restriction position, and the center of gravity of the cleaner body is the handle portion and the surface to be cleaned. Are located on a straight line connecting the two.

  As a result, in order to carry the vacuum cleaner main body in the housed state, the user can hold the handle provided on the vacuum cleaner main body, and when the vacuum cleaner main body is lifted, the vacuum cleaner main body is sufficiently shaken. Since it can prevent the burden on the user's hand holding the handle part sufficiently, the main body of the vacuum cleaner can be carried stably, and the convenience of the vacuum cleaner can be improved. Can be improved.

  According to the electric vacuum cleaner of the present invention, in order to carry the vacuum cleaner main body in the housed state, when the user holds the handle provided in the vacuum cleaner main body and lifts the vacuum cleaner main body, the vacuum cleaner The main body can be prevented from swinging sufficiently, and the user's hand holding the handle can be sufficiently prevented from being burdened, so the vacuum cleaner body can be carried stably. As a result, the usability of the vacuum cleaner can be improved.

Whole perspective view of the electric vacuum cleaner in Embodiment 1 of this invention The front perspective view of the vacuum cleaner main body in Embodiment 1 of this invention. The rear perspective view of the vacuum cleaner main body in Embodiment 1 of this invention (A) The side view of the cleaner body which shows the state in which the handle part in Embodiment 1 of this invention is located in a 1st control position, (b) The handle part in Embodiment 1 of this invention is 2nd. Side view of the main body of the vacuum cleaner showing the state of being in the restricted position The side view of the vacuum cleaner main body which shows the accommodation state of the vacuum cleaner main body in Embodiment 1 of this invention Whole perspective view of the electric vacuum cleaner in Embodiment 2 of this invention Rear perspective view of extension pipe in embodiment 2 of the present invention The whole perspective view of the vacuum cleaner which shows the state which made the vacuum cleaner main body in Embodiment 2 of this invention the accommodation state, and latched the to-be-latched part to the latching | locking part. The side view of the vacuum cleaner which shows the state which made the vacuum cleaner main body in Embodiment 2 of this invention into the accommodation state, and made the latching | locking part latch the latched part. (A) The side view of the vacuum cleaner main body which shows the state which turned the handle in the conventional vacuum cleaner from the accommodation state, (b) The handle in the conventional vacuum cleaner was rotated from the accommodation state, The side view of the vacuum cleaner main body which shows the state which raised the turning wheel, (c) The side view of the vacuum cleaner main body which shows the state which rotated the handle | steering-wheel in the conventional vacuum cleaner from a storage state to a rotation control position Side view of the main body of the vacuum cleaner showing a state in which the handle in the conventional vacuum cleaner is in the maximum rotation state and the main body of the vacuum cleaner is in the vertical state

  1st invention, The vacuum cleaner main body which incorporates the electric blower which generate | occur | produces a suction wind, The handle part which is rotatably attached to the vacuum cleaner main body, and a user hold | maintains when carrying a vacuum cleaner main body, The cleaner body is configured to be able to take a use state in which the lower surface of the cleaner body faces the surface to be cleaned and a storage state in which the rear surface of the cleaner body faces the surface to be cleaned, The handle portion is configured to be able to take a first restriction position and a second restriction position located on the front side of the cleaner body relative to the first restriction position. When the machine body is in the stowed state and the handle is in the second restricted position, the center of gravity of the cleaner body is positioned on a straight line that connects the handle and the surface to be cleaned vertically. It is a vacuum cleaner.

  As a result, the center of gravity of the vacuum cleaner main body is positioned on a straight line that connects the handle portion and the surface to be cleaned in a state where the vacuum cleaner main body is stored and the handle portion is in the second restriction position. In order to carry the vacuum cleaner main body in the housed state, the vacuum cleaner main body can be swung when the user holds the handle provided on the vacuum cleaner main body and lifts the vacuum cleaner main body. This can be sufficiently prevented, and a burden on the user's hand holding the handle can be sufficiently prevented. Therefore, the vacuum cleaner body can be carried stably, and the usability of the vacuum cleaner can be improved.

  According to a second aspect of the invention, in particular, in the first aspect of the invention, the rotating shaft of the handle portion is provided with urging means for urging the handle portion to the first restricting position. In the use state of the machine main body, it is configured to be positioned at the first restriction position.

  As a result, since the handle portion is positioned higher than the surface to be cleaned in the usage state of the cleaner body, when the user lifts and moves the cleaner body in the use state, the handle portion It becomes easy to hold, and the usability of the vacuum cleaner can be improved.

  In particular, according to a third invention, in the first or second invention, a suction tool for sucking dust on the surface to be cleaned, an extension pipe having one end attached to the suction tool, and one end attached to the other end of the extension pipe. A hose attached to the cleaner body at the other end, the suction tool, the extension pipe, and the hose attached to the cleaner body, and the handle portion in the second restricted position. It is set as the structure comprised so that a clearance gap may arise between a part and a hose.

  As a result, a gap is formed between the handle portion and the hose when the suction tool, the extension pipe, and the hose are attached to the vacuum cleaner body and the handle portion is rotated to the second restriction position. Therefore, when the user holds the handle and rotates the handle to the second restricting position, it is sufficient that the user's hand holding the handle contacts the hose. Therefore, the usability of the vacuum cleaner can be improved.

In particular, the fourth invention is the first to third inventions, in which the suction tool for sucking dust on the surface to be cleaned, the extension pipe having one end attached to the suction tool, and the one end attached to the other end of the extension pipe. A hose attached to the vacuum cleaner body at the other end, and at least one of the suction tool and the extension pipe is provided with a locking portion, and the locking portion is provided on the side surface of the vacuum cleaner main body. The vacuum cleaner main body is put into the storage state with the suction tool, the extension pipe, and the hose attached to the vacuum cleaner body, and the locking portion is locked. The center of gravity when the suction tool, extension pipe, and hose are attached to the vacuum cleaner main body is perpendicular to the handle and the surface to be cleaned in the state where the handle is attached to the second restriction position. It is configured to be positioned on a straight line to be connected.

  As a result, the vacuum cleaner main body is set in the storage state with the suction tool, the extension pipe, and the hose attached to the vacuum cleaner main body, the locking portion is attached to the locked portion, and the handle portion is the second. Since the center of gravity when the suction tool, extension pipe, and hose are attached to the vacuum cleaner main body is positioned on a straight line that connects the handle portion and the surface to be cleaned vertically, In order to carry the vacuum cleaner main body that is stored with the suction tool, extension pipe, and hose attached to the main body, the user holds the handle provided on the main body of the vacuum cleaner, It is possible to sufficiently prevent the main body of the cleaner from swinging when the handle is lifted, and to sufficiently prevent the user's hand holding the handle from being burdened. Therefore, the vacuum cleaner body can be carried stably, and the usability of the vacuum cleaner can be improved.

  According to a fifth aspect of the invention, in particular, in the fourth aspect of the invention, the vacuum cleaner main body is set in the storage state with the suction tool, the extension pipe, and the hose attached to the vacuum cleaner main body, and the locking portion is the locked portion. And the center of gravity in the state where the suction tool, the extension pipe, and the hose are attached to the cleaner main body is positioned below the handle portion in a state where the handle portion is in the second restriction position. Is.

  This allows the user to hold the handle provided on the vacuum cleaner body in order to carry the vacuum cleaner body in the storage state with the suction tool, extension pipe, and hose attached to the vacuum cleaner body. , When the vacuum cleaner body is lifted, it is possible to prevent the vacuum cleaner body from swinging more sufficiently, and to further prevent the burden on the user's hand holding the handle. Therefore, the vacuum cleaner body can be carried more stably and the usability of the vacuum cleaner can be further improved.

  In particular, in the first to fifth inventions, the sixth invention is a suction tool for sucking dust on the surface to be cleaned, an extension pipe having one end attached to the suction tool, and one end attached to the other end of the extension pipe, A hose with the other end attached to the vacuum cleaner body, and at least one of the suction tool and the extension pipe is provided with a locking portion, and the side surface of the vacuum cleaner body has a locking portion. A locked portion to be locked is provided, and the locked portion is cleaned with the handle portion in a state where the main body of the vacuum cleaner is stored and the handle portion is in the second restriction position. It is set as the structure currently formed so that it may be located on the straight line which projected the straight line which connects a surface perpendicularly | vertically on the side surface of the cleaner body.

  This allows the user to hold the handle provided on the vacuum cleaner body in order to carry the vacuum cleaner body in the storage state with the suction tool, extension pipe, and hose attached to the vacuum cleaner body. Because when the vacuum cleaner body is lifted, the vacuum cleaner body can be sufficiently prevented from shaking, and the user's hand holding the handle can be sufficiently prevented from being burdened. The vacuum cleaner body can be carried stably, and the convenience of the vacuum cleaner can be improved.

  In a seventh aspect of the invention, in particular, in the fourth to sixth aspects of the invention, the locked portions are provided on both sides of the side surface of the cleaner body.

  Thereby, since a latching | locking part can be latched to a to-be-latched part irrespective of a user's dominant hand, the usability of a vacuum cleaner can be improved.

  Hereinafter, a preferred embodiment 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 of the electric vacuum cleaner according to Embodiment 1 of the present invention. FIG. 2 is a front perspective view of the cleaner body in the first embodiment of the present invention. Furthermore, FIG. 3 is a rear perspective view of the cleaner body in the first embodiment of the present invention. Moreover, Fig.4 (a) is a side view of the cleaner body which shows the state in which the handle part in Embodiment 1 of this invention is located in the 1st control position, FIG.4 (b) is a figure of this invention. It is a side view of the cleaner body which shows the state where the handle part in Embodiment 1 is located in the 2nd regulation position. Furthermore, FIG. 5 is a side view of the cleaner body showing the housed state of the cleaner body in Embodiment 1 of the present invention.

  As shown in FIG. 1, a vacuum cleaner 100 includes a cleaner body 1 that includes an electric blower (not shown) that generates suction air, a suction tool 2 that sucks dust on a surface to be cleaned, and one end that sucks in. A telescopic or jointable extension pipe 3 that is detachably connected to the tool 2, a connection in which one end is detachably connected to the other end of the extension pipe 3 and the other end is provided in the front part of the cleaner body 1. The hose 4 is detachably connected to the mouth 1a.

  The suction tool 2 includes a rotating brush (not shown) that scrapes dust on the surface to be cleaned, and a drive motor that rotationally drives the rotating brush (not shown). Further, a tip pipe 6 having a holding portion 5 that is gripped by the user during cleaning is provided at the end of the hose 4 on the side of the extension tube 3. A connection pipe 7 is provided at the end of the hose 4 on the cleaner body 1 side so as to be detachably connected to the connection port 1a of the cleaner body 1.

  As shown in FIGS. 1 to 4, a pair of traveling wheels 8 are rotatably attached to both side surfaces on the rear side of the cleaner body. A traveling caster 9 is attached to the front portion of the lower surface of the cleaner body 1. And the vacuum cleaner main body 1 is comprised so that the wheel 8 and the caster 9 may be hold | maintained in a use condition, when the to-be-cleaned surface F contacts. In addition, a first grounding portion 10 that is grounded to the surface F to be cleaned is provided in the upper portion of the rear surface of the cleaner body 1 when the cleaner body 1 is stored. Furthermore, a plurality of second grounding portions 11 that are grounded to the surface F to be cleaned are provided in the lower portion of the rear surface of the cleaner body 1 when the cleaner body 1 is stored. And the vacuum cleaner main body 1 is comprised so that the 1st earthing | grounding part 10 and the 2nd earthing | grounding part 11 may be hold | maintained in the accommodation state by earth | grounding to the to-be-cleaned surface F in the accommodation state of the cleaner body 1. Has been.

  Here, the use state of the cleaner body 1 in the present embodiment is a state in which the lower surface of the cleaner body 1 faces the surface to be cleaned F, and is a state shown in FIGS. 4 (a) and 4 (b). . Moreover, the accommodation state of the cleaner body 1 in the present embodiment is a state in which the rear surface of the cleaner body 1 faces the surface to be cleaned F, which is the state shown in FIG.

As shown in FIGS. 1 to 5, a substantially U-shaped handle portion 12 that is held when a user carries the cleaner body 1 is rotated to the cleaner body 1 at the front upper portion of the cleaner body 1. It is attached freely. The handle portion 12 is composed of a handle portion main body 12a held by the user when carrying the cleaner body 1, and attachment portions 12b extending from both ends of the handle portion main body 12a. Both ends of the vacuum cleaner main body 1 are pivotally supported by the vacuum cleaner main body 1 so as to be rotatable. Also, FIG.
As shown to (a) and (b), the handle | steering-wheel part 12 is the 1st control position P1 located in the back side of the cleaner body 1, and the front side of the cleaner body 1 rather than the 1st control position P1. Is pivotally supported by the cleaner body 1 so as to be able to take the second restriction position P2 located at the position, and the handle portion 12 is located between the first restriction position P1 and the second restriction position P2. The rotation is regulated so as to be rotated at the same time. Further, in the handle portion 12, the height from the surface to be cleaned F to the handle portion main body 12a at the first restriction position P1 is higher than the height from the surface to be cleaned F to the handle portion main body 12a at the second restriction position P2. It is comprised so that it may become.

  Here, in this Embodiment, the side (arrow A side in FIGS. 1-4) to which the hose 4 of the cleaner body 1 is connected is referred to as “front”, and the opposite side (in FIGS. 1-4). The arrow B side) is “back”. In the present embodiment, the left-right direction is defined as the left-right direction toward the front of the cleaner body 1.

  Further, the pivot 12 (not shown) of the handle portion 12, that is, both ends of the attachment portion 12 b of the handle portion 12, the handle portion 12 is moved to the first restriction position P <b> 1 when the cleaner body 1 is in use. A biasing body (not shown) for biasing is incorporated. Therefore, the handle portion 12 is always located at the first restriction position P1 in the state where no external force is applied to the handle portion 12 and the vacuum cleaner main body 1 is in use, and an external force is applied to the handle portion 12. Only when it is turned, it pivots forward of the cleaner body 1 around a pivot shaft (not shown) formed on the attachment portion 12b of the handle portion 12, and from the first restriction position P1 to the second restriction position. It is comprised so that it may rotate to P2.

  As shown in FIG. 5, the cleaner body 1 includes the handle portion 12 and the surface to be cleaned in a state where the cleaner body 1 is in the housed state and the handle portion 12 is in the second restriction position P2. The center of gravity G1 of the cleaner body 1 is positioned on the straight line L1 that connects F vertically, that is, the straight line L1 that connects the center of the handle body 12a and the surface to be cleaned F vertically. . Further, as shown in FIG. 5, when the handle portion 12 is set to the second restriction position in the state where the suction tool 2, the extension tube 3, and the hose 4 are attached to the cleaner body 1, as shown in FIG. 5. In addition, a gap is formed between the handle portion main body 12 a of the handle portion 12 and the connection pipe 7 of the hose 4.

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

  When the operation of the vacuum cleaner 100 is started by the user with the vacuum cleaner body 1 in a use state and the suction tool 2, the extension pipe 3, and the hose 4 connected to the vacuum cleaner body 1, the electric blower (see FIG. (Not shown) generates a suction wind and generates a suction force. In this state, when the user moves the suction tool 2 on the surface to be cleaned F, dust on the surface to be cleaned F is sucked together with air from the suction port (not shown) of the suction tool 2. The dust sucked by the suction tool 2 flows into the interior of the cleaner body 1 from the connection port 1a of the cleaner body 1 through the extension pipe 3 and the hose 4 together with the air, and is disposed inside the cleaner body 1. Dust is collected by the collected dust collecting unit (not shown). The air after the dust is collected flows into the electric blower (not shown), is discharged into the cleaner body 1, and then is an exhaust port formed on the rear surface of the cleaner body 1. It is discharged from the vacuum cleaner main body 1 (not shown).

  When the user lifts and moves the vacuum cleaner main body 1 during cleaning, or when cleaning is completed and the electric vacuum cleaner 100 is stored, the user moves the handle main body 12a of the handle portion 12 provided in the vacuum cleaner main body 1. Hold and lift the vacuum cleaner body 1. At this time, in the present embodiment, the handle portion 12 provided in the cleaner body 1 has a height from the surface to be cleaned F at the second restriction position P2 by the urging force of the urging body (not shown). Therefore, the user can easily hold the handle portion main body 12a of the handle portion 12, and can easily lift the cleaner main body 1.

  When the user carries the vacuum cleaner body 1 in a state where the cleaning is completed and the vacuum cleaner body 1 is in the retracted state, the user holds the handle body 12a of the handle 12 and holds the handle 12 Pull up. When the handle portion 12 is pulled upward by the user, the handle portion 12 is rotated from the first restriction position P1 to the second restriction position P2, and then the cleaner body 1 is lifted upward, The first grounding portion 10 and the second grounding portion 11 provided on the rear surface of the cleaner body 1 are separated from the surface F to be cleaned. At this time, in the present embodiment, when the vacuum cleaner main body 1 is in the housed state and the handle portion 12 is in the second restriction position P2, the central portion of the handle portion main body 12a of the handle portion 12 is Since the center of gravity G1 of the cleaner body 1 is positioned on a straight line L1 that connects the surface to be cleaned F vertically, when the user lifts the cleaner body 1 in the stored state upward In addition, the center of gravity G1 of the cleaner body 1 does not swing in the direction of the straight line L1 that vertically connects the central portion of the handle portion body 12a and the surface F to be cleaned. Therefore, when the user carries the vacuum cleaner main body 1 in the housed state, the center of gravity G1 of the vacuum cleaner main body 1 swings in the direction of the straight line L1 that vertically connects the center portion of the handle portion main body 12a and the surface F to be cleaned. Since the vibration generated by this is not transmitted to the user's hand holding the handle portion 12 and the user's hand is not burdened, the user can carry the cleaner body 1 stably. It is possible to improve the usability of the electric vacuum cleaner.

  Further, in the present embodiment, when the cleaner body 1 is in the housed state and the handle portion 12 is in the second restricting position P2, the center portion of the handle portion main body 12a of the handle portion 12 is covered. Since the center of gravity G1 of the vacuum cleaner main body 1 is positioned on a straight line L1 that connects the cleaning surface F vertically, when the user carries the vacuum cleaner main body 1 in the housed state, the vacuum cleaner The center of gravity G1 of the main body 1 does not swing in the direction of the straight line L1 that vertically connects the center portion of the handle portion main body 12a and the surface F to be cleaned. Therefore, when the user carries the vacuum cleaner main body 1 in the housed state, the vacuum cleaner main body 1 is not shaken, and internal components such as an electric blower (not shown) built in the cleaner main body 1 are provided. The impact load to the can be suppressed.

  Further, in the present embodiment, the handle portion 12 is rotatably attached to the cleaner body 1 so as to be rotatable between the first restriction position P1 and the second restriction position P2. Therefore, when the user holds the handle body 12a and carries the vacuum cleaner body 1 in the housed state, the handle 12 is positioned at the second restriction position P2. Therefore, even when the user carries the vacuum cleaner main body 1 in the housed state, the vacuum cleaner main body 1 collides with furniture or the like, and even if the vacuum cleaner main body 1 is subjected to an impact, the vacuum cleaner Since the main body 1 is naturally rotated in the direction from the second restricting position P2 to the first restricting position P1, the load applied to the user's hand holding the handle portion main body 12a is rotated. Can be reduced.

Further, in the present embodiment, when the cleaner body 1 is in the housed state and the handle portion 12 is in the second restricting position P2, the center portion of the handle portion main body 12a of the handle portion 12 is covered. Since the center of gravity G1 of the cleaner body 1 is positioned on a straight line L1 that connects the cleaning surface F vertically, when the cleaner body 1 carried by the user is placed on the surface F to be cleaned, The first grounding portion 10 and the second grounding portion 11 provided on the rear surface of the cleaner body 1 are simultaneously grounded on the surface F to be cleaned. Therefore, when the vacuum cleaner main body 1 carried by the user is lowered onto the surface to be cleaned F, the center of gravity G1 of the vacuum cleaner main body 1 moves and the vacuum cleaner main body 1 does not fall down. Can be stably placed on the surface to be cleaned F, and the usability of the vacuum cleaner 100 can be improved.
(Embodiment 2)
Embodiment 2 of the vacuum cleaner of the present invention will be described with reference to FIGS. Note that the same components 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 electric vacuum cleaner according to Embodiment 2 of the present invention. FIG. 7 is a rear perspective view of the extension pipe according to Embodiment 2 of the present invention. Further, FIG. 8 is an overall perspective view of the electric vacuum cleaner showing a state in which the cleaner body in Embodiment 2 of the present invention is housed and the locked portion is locked to the locking portion. FIG. 9 is a side view of the electric vacuum cleaner showing a state in which the main body of the vacuum cleaner according to Embodiment 2 of the present invention is housed and the locked portion is locked by the locking portion.

  As shown in FIG. 6, a locked portion 13 is provided on the side surface of the cleaner body 1. As shown in FIGS. 6 and 7, a locking portion 14 that is locked to the locked portion 13 is formed at the end of the extension tube 3 on the suction tool 2 side. Then, as shown in FIG. 8, in the state where the suction tool 2, the extension tube 3, and the hose 4 are attached to the cleaner body 1 and the cleaner body 1 is in the housed state, the extension tube 3. The extension portion 3 is held by the cleaner main body 1 and the suction tool 2 is held by the cleaner main body 1 by the locking portion 14 provided on the cleaner main body 1 being locked by the locked portion 13 provided on the cleaner main body 1. The vacuum cleaner 100 can be accommodated in a state where the extension pipe 3 and the hose 4 are attached.

  Further, in the present embodiment, in addition to the configuration described in the first embodiment described above, as shown in FIG. 9, the cleaner body 1 includes a suction tool 2, an extension pipe 3, and a hose. 4 with the vacuum cleaner main body 1 in the retracted state, with the locking portion 14 locked in the locked portion 13 and the handle portion 12 in the second restriction position P2. In the vacuum cleaner body 1 on the straight line L1 that connects the handle portion 12 and the surface to be cleaned F vertically, that is, on the straight line L1 that connects the center portion of the handle portion body 12a and the surface to be cleaned F vertically. It is comprised so that the gravity center G2 of the cleaner main body 1 in the state which attached the tool 2, the extension pipe | tube 3, and the hose 4 may be located.

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

  When the operation of the vacuum cleaner 100 is started by the user with the vacuum cleaner body 1 in a use state and the suction tool 2, the extension pipe 3, and the hose 4 connected to the vacuum cleaner body 1, the electric blower (see FIG. (Not shown) generates a suction wind and generates a suction force. In this state, when the user moves the suction tool 2 on the surface to be cleaned F, dust on the surface to be cleaned F is sucked together with air from the suction port (not shown) of the suction tool 2. The dust sucked by the suction tool 2 flows into the interior of the cleaner body 1 from the connection port 1a of the cleaner body 1 through the extension pipe 3 and the hose 4 together with the air, and is disposed inside the cleaner body 1. Dust is collected by the collected dust collecting unit (not shown). The air after the dust is collected flows into the electric blower (not shown), is discharged into the cleaner body 1, and then is an exhaust port formed on the rear surface of the cleaner body 1. It is discharged from the vacuum cleaner main body 1 (not shown).

  When the user lifts and moves the vacuum cleaner main body 1 during cleaning, or when cleaning is completed and the electric vacuum cleaner 100 is stored, the user moves the handle main body 12a of the handle portion 12 provided in the vacuum cleaner main body 1. Hold and lift the vacuum cleaner body 1. At this time, in the present embodiment, the handle portion 12 provided in the cleaner body 1 has a height from the surface to be cleaned F at the second restriction position P2 by the urging force of the urging body (not shown). Therefore, the user can easily hold the handle portion main body 12a of the handle portion 12, and can easily lift the cleaner main body 1.

When the user is finished and the user stores the vacuum cleaner 100, the user places the vacuum cleaner body 1 in the stored state and engages with the locked portion 13 provided on the side surface of the cleaner body 1. The suction part 2, the extension pipe 3, and the hose 4 connected to the cleaner body 1 can be accommodated integrally with the cleaner body 1 by locking the stopper 14. Here, in the present embodiment, in the housed state of the cleaner body 1, the locking portion 14 is located above the locked portion 13, that is, from the handle portion 12 side of the locked portion 13. By being inserted therein, the locking portion 14 is locked to the locked portion 13, and the suction tool 2, the extension pipe 3, and the hose 4 are configured to be integrated with the cleaner body 1. ing. Therefore, even when the external force in the front-rear direction is applied to the suction tool 2, the extension pipe 3, the hose 4, etc., the engagement between the locked portion 13 and the locking portion 14 is not released, and the suction tool 2 The extension pipe 3 and the hose 4 can be securely held by the cleaner body 1. Further, by pulling up the extension tube 3, the engagement between the locked portion 13 and the locking portion 14 can be easily released, and the usability of the vacuum cleaner 100 can be improved.

  When the vacuum cleaner main body 1 is stored and the locking portion 14 is attached to the locked portion 13, when the user carries the vacuum cleaner main body 1, the user holds the grip portion of the grip portion 12. The main body 12a is held and the handle portion 12 is pulled up. When the handle portion 12 is pulled upward by the user, the handle portion 12 is rotated from the first restriction position P1 to the second restriction position P2, and then the cleaner body 1 is lifted upward, The first grounding portion 10 and the second grounding portion 11 provided on the rear surface of the cleaner body 1 are separated from the surface F to be cleaned. At this time, in the present embodiment, the cleaner body 1 is in the housed state, the locking portion 14 is attached to the locked portion 13, and the handle portion 12 is in the second restriction position P2. , The center of gravity G2 in a state where the suction tool 2, the extension pipe 3, and the hose 4 are attached to the cleaner body 1 is located on a straight line L1 that vertically connects the center portion of the handle portion body 12a and the surface to be cleaned F. Therefore, the locking portion 14 is attached to the locked portion 13 of the vacuum cleaner main body 1 in the housed state, and the suction tool 2, the extension tube 3, and the hose 4 are integrally housed. When the user lifts the cleaner body 1 upward, the center of gravity G2 in the state where the suction tool 2, the extension pipe 3, and the hose 4 are attached to the cleaner body 1 is cleaned with the center portion of the handle portion body 12a. It can swing in the direction of the straight line L1 that connects the surface F vertically. There. Therefore, when the user lifts the vacuum cleaner main body 1 that is in the housed state, and the suction tool 2, the extension pipe 3, and the hose 4 are integrally attached, the vacuum cleaner main body 1 has the suction tool 2 and the extension pipe 3. And the user who holds the handle portion 12 is caused by vibration caused by the center of gravity G2 in the state where the hose 4 is attached swings in the direction of the straight line L1 that vertically connects the center portion of the handle portion main body 12a and the surface F to be cleaned. Therefore, the user can carry the vacuum cleaner body 1 stably, and the usability of the vacuum cleaner can be improved.

  Moreover, in this Embodiment, the latching | locking part 14 is attached to the to-be-latched part 13 of the cleaner body 1 made into the accommodation state, and the suction tool 2, the extension pipe 3, and the hose 4 are accommodated integrally. In the state where the handle portion 12 is in the second restriction position P2, the cleaner body 1 is placed on the straight line L1 that vertically connects the center portion of the handle portion body 12a of the handle portion 12 and the surface F to be cleaned. Since the gravity center G2 in the state where the suction tool 2, the extension pipe 3, and the hose 4 are attached is located, the suction tool 2, the extension pipe 3, and the hose 4 are stored in the attached state. When the user carries the vacuum cleaner main body 1, the center of gravity G2 in the state where the suction tool 2, the extension tube 3, and the hose 4 are attached to the vacuum cleaner main body 1 is the central portion of the handle portion main body 12a and the surface to be cleaned F. Can swing in the direction of the straight line L1 There. Therefore, when the user carries the cleaner body 1 stored with the suction tool 2, the extension pipe 3, and the hose 4 attached, the cleaner body 1 is not shaken, and the cleaner body 1 It is possible to suppress impact loads on internal components such as an electric blower (not shown) built in the housing.

Further, in the present embodiment, the handle portion 12 is rotatably attached to the cleaner body 1 so as to be rotatable between the first restriction position P1 and the second restriction position P2. Therefore, when the user holds the handle body 12a and is carrying the vacuum cleaner body 1 stored with the suction tool 2, the extension pipe 3, and the hose 4 attached, the handle section 12 is second. It will be located in the regulation position P2. Therefore, when the user carries the vacuum cleaner body 1 stored with the suction tool 2, the extension pipe 3, and the hose 4 attached, the vacuum cleaner body 1 collides with furniture or the like, and the vacuum cleaner Even when an impact is applied to the main body 1, the vacuum cleaner main body 1 is naturally rotated from the second restriction position P2 to the first restriction position P1, so that the handle portion main body 12a is held. The load applied to the user's hand can be reduced by turning the handle portion 12.

  Moreover, in this Embodiment, the latching | locking part 14 is attached to the to-be-latched part 13 of the cleaner body 1 made into the accommodation state, and the suction tool 2, the extension pipe 3, and the hose 4 are accommodated integrally. In the state where the handle portion 12 is in the second restriction position P2, the cleaner body 1 is placed on the straight line L1 that vertically connects the center portion of the handle portion body 12a of the handle portion 12 and the surface F to be cleaned. Since the center of gravity G2 in the state where the suction tool 2, the extension pipe 3, and the hose 4 are attached is located, when placing the cleaner body 1 carried by the user on the surface to be cleaned F, The first grounding portion 10 and the second grounding portion 11 provided on the rear surface of the cleaner body 1 are simultaneously grounded on the surface F to be cleaned. Therefore, when the vacuum cleaner main body 1 carried by the user is lowered onto the surface to be cleaned F, the center of gravity G2 in a state where the suction tool 2, the extension pipe 3, and the hose 4 are attached to the cleaner main body 1 moves. And the cleaner main body 1 does not fall down, the cleaner main body 1 can be stably mounted on the surface F to be cleaned, and the usability of the vacuum cleaner 100 can be improved.

  In the present embodiment, the locking portion 14 is attached to the locked portion 13 of the cleaner body 1 in the housed state, and the suction tool 2, the extension pipe 3, and the hose 4 are integrally housed. In the state where the handle portion 12 is in the second restriction position P2, the cleaner body 1 is placed on the straight line L1 that vertically connects the center portion of the handle portion body 12a of the handle portion 12 and the surface F to be cleaned. The configuration in which the center of gravity G2 in the state where the suction tool 2, the extension pipe 3, and the hose 4 are attached has been described. However, in the locked portion 13 of the cleaner body 1 in the storage state, In the state where the locking part 14 is attached, the suction tool 2, the extension pipe 3, and the hose 4 are integrally stored, and the handle part 12 is set to the second restriction position P2, the suction part 1 is suctioned. Tool 2, extension tube 3, and hose 4 attached The center of gravity G2 of the handle portion 12 is configured to be positioned on a straight line L1 that vertically connects the center portion of the handle portion main body 12a of the handle portion 12 and the surface F to be cleaned, and below the handle portion 12. preferable. With this configuration, when the user is carrying the vacuum cleaner main body 1 which is in the housed state and the suction tool 2, the extension pipe 3, and the hose 4 are integrally attached, the vacuum cleaner is caused by a collision with furniture or the like. Even when the main body 1 is tilted unexpectedly, it is possible to more reliably prevent the main body of the vacuum cleaner 1 from shaking greatly and placing a burden on the user's hand, thereby improving the usability of the vacuum cleaner. be able to.

  Moreover, in this Embodiment, although the structure by which the to-be-latched part 13 was formed in the side surface of the vacuum cleaner main body 1 was demonstrated, the to-be-latched part 13 is the vacuum cleaner main body 1 being the accommodation state, and In the state where the handle portion 12 is set to the second restriction position P2, the straight line L1 connecting the center portion of the handle portion main body 12a and the surface to be cleaned F is positioned on the straight line projected on the side surface of the cleaner body 1. Moreover, it is preferable that the vacuum cleaner body 1 is formed on the side surface. With this configuration, a user is provided in the vacuum cleaner main body 1 to carry the vacuum cleaner main body 1 in the storage state with the suction tool 2, the extension pipe 3 and the hose 4 attached to the vacuum cleaner main body 1. When the handle portion 12 is held and the cleaner body 1 is lifted, the cleaner body 1 can be sufficiently prevented from shaking, and the user's hand holding the handle portion 12 is burdened. Since this can be sufficiently prevented, the vacuum cleaner main body 1 can be stably carried and the usability of the electric vacuum cleaner 100 can be improved.

  Furthermore, in this Embodiment, although the structure by which the to-be-latched part 13 was formed in the side surface of the cleaner body 1 was demonstrated, the to-be-latched part 13 is formed in the both sides | surfaces of the cleaner body 1. Preferably it is. With this configuration, since the locking portion 14 can be locked to the locked portion 13 regardless of the user's dominant hand, the usability of the vacuum cleaner 100 can be improved.

Moreover, in this Embodiment, although the latching | locking part 14 was demonstrated about the structure provided in the extension pipe 3, the latching | locking part 14 may be provided in the suction tool 2, and the suction tool 2 is provided. And the extension pipe 3 may be provided. Even in this configuration, the same effect as the configuration in which the locking portion 14 described above is provided in the extension pipe 3 can be obtained.

  Since the vacuum cleaner of the present invention carries the vacuum cleaner main body in the housed state, when the user lifts the vacuum cleaner main body, the user's hand holding the handle portion is burdened. Since it can be sufficiently prevented and the usability of the vacuum cleaner can be improved, it can be suitably applied to the fields and applications of household vacuum cleaners and industrial vacuum cleaners.

DESCRIPTION OF SYMBOLS 1 Vacuum cleaner main body 1a Connection port 2 Suction tool 3 Extension pipe 4 Hose 5 Holding part 6 Tip pipe 7 Connection pipe 8 Wheel 9 Caster 10 First grounding part 11 Second grounding part 12 Handle part 12a Handle part main body 12b Attachment part 13 Locked portion 14 Locked portion 100 Vacuum cleaner

Claims (7)

  A vacuum cleaner main body including an electric blower for generating suction air, and a handle portion that is rotatably attached to the vacuum cleaner main body and is held when a user carries the vacuum cleaner main body, The cleaner body is configured to be able to take a use state in which the lower surface of the cleaner body faces the surface to be cleaned and a storage state in which the rear surface of the cleaner body faces the surface to be cleaned, The handle portion is configured to be able to take a first restriction position and a second restriction position located on the front side of the cleaner body with respect to the first restriction position, and the cleaner body Is a straight line in which the center of gravity of the vacuum cleaner body vertically connects the handle portion and the surface to be cleaned in a state where the vacuum cleaner body is in the retracted state and the handle portion is in the second restriction position. A vacuum cleaner configured to be located on top.   The rotating shaft of the handle portion is provided with urging means for urging the handle portion to the first restricting position, and the handle portion is the first member when the cleaner body is in use. The electric vacuum cleaner according to claim 1, wherein the electric vacuum cleaner is located at one restriction position.   A suction tool for sucking dust on the surface to be cleaned, an extension pipe with one end attached to the suction tool, a hose with one end attached to the other end of the extension pipe and the other end attached to the cleaner body. The suction tool, the extension pipe, and the hose are attached to the cleaner body, and the handle portion is in the second restriction position, and the handle portion and the hose are disposed between the handle portion and the hose. The vacuum cleaner of Claim 1 or 2 comprised so that a clearance gap may arise in.   A suction tool for sucking dust on the surface to be cleaned, an extension pipe with one end attached to the suction tool, a hose with one end attached to the other end of the extension pipe and the other end attached to the cleaner body. Further, at least one of the suction tool or the extension pipe is provided with a locking portion, and a locked portion to which the locking portion is locked is provided on a side surface of the cleaner body. The vacuum cleaner main body is stored in a state where the suction tool, the extension pipe, and the hose are attached to the vacuum cleaner main body, and the locking portion is attached to the locked portion. And the center of gravity when the suction tool, the extension pipe, and the hose are attached to the cleaner body in the state where the handle portion is at the second restriction position, the handle portion and the surface to be cleaned Is on a straight line connecting Vacuum cleaner according to any one of claims 1 to 3.   With the suction tool, the extension pipe, and the hose attached to the cleaner body, the cleaner body is in a storage state, the locking part is attached to the locked part, and The center of gravity in a state in which the suction tool, the extension pipe, and the hose are attached to the cleaner body in a state where the handle portion is in the second restriction position, is located below the handle portion. 4. The vacuum cleaner according to 4.   A suction tool for sucking dust on the surface to be cleaned, an extension pipe with one end attached to the suction tool, a hose with one end attached to the other end of the extension pipe and the other end attached to the cleaner body. Further, at least one of the suction tool and the extension pipe is provided with a locking portion, and a locked portion to which the locking portion is locked is provided on a side surface of the cleaner body. The locked portion is provided so that the handle portion and the surface to be cleaned are perpendicular to each other in a state where the main body of the cleaner is stored and the handle portion is in the second restriction position. The vacuum cleaner of any one of Claims 1-5 currently formed so that it may be located on the straight line which projected the straight line tied to the side surface of the said vacuum cleaner main body. The vacuum cleaner according to any one of claims 4 to 6, wherein the locked portion is provided on both sides of the side surface of the vacuum cleaner body.

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