JP2014100275A - Vacuum cleaner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a vacuum cleaner suppressing the increases in the volume and weight of the cleaner body.SOLUTION: A vacuum cleaner has a function to wind up a power cord 10 with a power spring 13 and a (not-shown) cleaner body is equipped with a power cord reel 7 which is pullable and detachable. A handle 8 to be grasped when pulled and a power plug 9 of the power cord 10 are arranged in a direction to pull the power cord reel 7. The pulling direction is inclined forward within a range of 15 to 90 degrees with respect to the drawing (or pulling) direction of the power cord 10. As a result, it is easy to mount and demount the power cord reel 7 on and from the cleaner body to reduce the weight of the cleaner body. Moreover, the handle 8 acts as the protective wall of the power plug 9, too, so that the power plug 9 is protected at the time of housing the power cord 10 and so that the power plug 9 can be prevented from disturbance at the time of taking-up the power cord 10, thereby to prevent the cleaner body from being broken or the user from being injured.

Description

  The present invention relates to a vacuum cleaner.

  In the conventional vacuum cleaner, in order to improve the usability of the vacuum cleaner, a vacuum cleaner operable with both an AC power source and a DC power source has been proposed (for example, see Patent Document 1).

  That is, the conventional vacuum cleaner 200 includes a vacuum cleaner main body 202 having a built-in electric blower 201 that generates suction air, a suction tool 203 that sucks dust on the surface to be cleaned, and an extension whose one end is connected to the suction tool 203. The pipe 204 and a hose 205 having one end connected to the extension pipe 204 and the other end connected to the cleaner body 202 are configured. Further, the cleaner body 202 includes a cord reel 207 having a power cord 206 connected to a commercial power source, and a storage battery 208 that supplies power to the electric blower 201.

  In the conventional vacuum cleaner 200, when the power cord 206 is connected to a commercial power source, the commercial power source is used as the power source of the electric blower 201 to operate the vacuum cleaner 200. When not connected to a commercial power source, the storage battery 208 is used as a power source for the electric blower 201 and the electric vacuum cleaner 200 is operated.

JP 2012-55533 A

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

  Generally, a vacuum cleaner with a high suction work rate has a specification that has a thick power cord with a large allowable current value of about 5 m, so that the ratio of the power cord to the volume and weight of the main body of the cleaner increases. Yes. Therefore, like the above-mentioned conventional vacuum cleaner, in the configuration in which both the power cord and the storage battery are built in the main body of the vacuum cleaner, the weight of the main body of the vacuum cleaner increases, and when the main body of the vacuum cleaner is moved or stored, When the user lifts and moves the cleaner body, the weight of the cleaner body is heavy and sometimes difficult to handle.

  The present invention has been made in view of the above-described problems of the prior art. The power cord reel can be removed when not needed while maintaining the protection and usability of the power cord, thereby increasing the volume and weight of the cleaner body. An object is to provide a suppressed vacuum cleaner.

In order to solve the above-described problems of the prior art, the vacuum cleaner of the present invention has a function of winding a power cord with a power source that generates a rotational force such as a spring, and a detachable power source that is drawn out to the main body of the cleaner. A cord reel is provided, and a handle that is gripped when the power cord reel is pulled out and a power plug of the power cord are arranged in the pulling direction of the power cord reel, and the pulling direction is 15 to 90 with respect to the pulling (drawing) direction of the power cord. It is tilted forward within a range of degrees, and it can be attached and detached by adding a handle to the power cord reel, and it can be easily removed from the main body of the vacuum cleaner when it is not needed, reducing the weight of the main body of the vacuum cleaner I can do it. In addition, the handle is located at a position that also serves as a protective wall for the power plug, so the power plug is protected during storage, and when the power cord is wound up, the power plug may break and damage the vacuum cleaner body. Removable power cord reel that saves space and is not particularly large compared to conventional vacuum cleaners while maintaining the function and usability of the protective wall that guides the power cord so that the power cord is not injured. Can be provided.

  Also, because it is a detachable drawer, it is surrounded by the main body of the vacuum cleaner except for the direction of the drawer, so that the contact of the electrical contacts in the power cord reel is stable even if there is vibration or external impact caused by the vacuum cleaner. As a result, there are few exposed parts and it is easy to cope with various designs.

  In addition, since the power cord reel pull-out direction is inclined forward with respect to the power cord pull direction, even if the power cord is pulled, the surface parallel to the pull-out direction receives force and avoids localized concentrated loads. can do.

  The electric vacuum cleaner of the present invention has a detachable power cord reel so that it can be easily removed from the main body of the vacuum cleaner when it is not needed, and the weight of the main body of the vacuum cleaner can be reduced. In addition, it is possible to propose a vacuum cleaner excellent in convenience by suppressing the increase in volume and weight while maintaining the usability of the power cord when attached.

Whole perspective view of the electric vacuum cleaner in Embodiment 1 of this invention Perspective view of main parts from the rear of the vacuum cleaner Perspective view from the rear of the detachable power cord reel of the vacuum cleaner Partial sectional view of the power cord reel Rear perspective view of a battery pack showing another example of the electric vacuum cleaner The perspective view from the back of the power cord reel which shows other examples of the vacuum cleaner Main part perspective view from the rear of a conventional vacuum cleaner

  The first invention has a function of winding a power cord with a power source that generates a rotational force such as a spring spring, and includes a power cord reel that is detachable by being drawn out to the main body of the cleaner, and in the pulling direction of the power cord reel, A handle that is gripped when being pulled out and a power plug of the power cord are arranged, and the pulling direction is inclined forward in the range of 15 to 90 degrees with respect to the pulling (drawing) direction of the power cord. It is possible to add a handle to the reel so that it is detachable. When the handle is not needed, the handle can be easily removed and removed from the main body of the cleaner to reduce the weight of the main body.

  In addition, the handle is located at a position that also serves as a protective wall for the power plug, so the power plug is protected during storage, and when the power cord is wound up, the power plug may break and damage the vacuum cleaner body. Removable power cord reel that saves space and is not particularly large compared to conventional vacuum cleaners while maintaining the function and usability of the protective wall that guides the power cord so that the power cord is not injured. Can be provided.

  Also, because it is a detachable drawer, it is surrounded by the main body of the vacuum cleaner except for the direction of the drawer, so that the contact of the electrical contacts in the power cord reel is stable even if there is vibration or external impact caused by the vacuum cleaner. As a result, there are few exposed parts and it is easy to cope with various designs.

  In addition, since the power cord reel pull-out direction is inclined forward with respect to the power cord pull direction, even if the power cord is pulled, the surface parallel to the pull-out direction receives force and avoids localized concentrated loads. can do.

  In the second invention, in particular, a parallel flat surface is provided in the drawing direction of the power cord reel of the first invention, and even if the power cord is pulled strongly, the force is received on the flat surface. Local concentrated loads can be avoided.

  In the third invention, in particular, with the power cord reel of the first or second invention attached to the cleaner body, the handle is arranged to be outside the cleaner body near the power plug. Since the user can easily grasp it by the side of the vacuum cleaner, the load of the operation of attaching and detaching the power cord reel of about 1 kg is small. It is also suitable as a protective wall for protecting the plug from external factors, suppressing power cord rampage when winding the power cord, and protecting the user pressing the release button from the side of the cleaner body Arrangement.

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

(Embodiment 1)
1 is an overall perspective view of the electric vacuum cleaner according to Embodiment 1 of the present invention, FIG. 2 is a perspective view of main parts from the rear of the electric vacuum cleaner, and FIG. 3 is a detachable power source of the electric vacuum cleaner. FIG. 4 is a perspective view from the rear of the cord reel, and FIG. 4 is a partial sectional view of the power cord reel.

  1-4, the vacuum cleaner in this Embodiment is the vacuum cleaner main body 1, the hose 2 connected to the vacuum cleaner main body 1, the extension pipe 3 connected to the hose 2, and the tip of the extension pipe 3 The vacuum cleaner body 1 is provided with a suction tool 4 having an opening (not shown) for sucking dust, and the cleaner body 1 is supplied with an electric blower 5 for sucking dust, and power is supplied to them to the cleaner body 1. A detachable power cord reel 7 that can be pulled out obliquely from behind is built in, and a dust box 6 for collecting dust is mounted.

  Here, a handle 8 and a power plug 9 that are gripped when the power cord reel 7 is pulled out are provided on the surface of the power cord reel 7. The pulling direction is in the range of 15 to 90 degrees with respect to the pulling direction (horizontal) direction of the power cord 10. The drawer surface is composed of a flat surface 11 that is parallel to the drawer direction both at the top and bottom.

  The handle 8 is provided to protrude from the blade edge of the power plug 9 at a position outside the cleaner body 1 next to the power plug 9 in a state where the power cord 10 is wound. The total length of the power cord 10 is about 5 m, one end is fixed to the drum 12, and only the power plug 9 is exposed and wound around the drum 12 to be housed inside.

  The drum 12 is rotated by the restoring force of the mainspring 13 serving as a power source. Usually, a stopper 14 is attached to the surface of the power cord 10. The stopper 14 is separated from the surface of the power cord 10 by pressing the release button 15.

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

  When the electric vacuum cleaner is operated, the electric blower 5 is activated to generate a negative pressure, and the dust mixed air sucked from the suction tool 4 communicating with the electric blower 5 passes through the extension pipe 3 and the hose 2. It is sucked into the dust box 6 of the cleaner body 1.

  When cleaning is completed and the user presses the release button 15, the stopper 14 moves away from the surface of the power cord 10, the restoring force of the mainspring 13 is activated, the drum 12 rotates, and the power cord 10 is wound up.

  At this time, the power cord 10 is wound so as to be guided by a handle 8 provided on the outside of the cleaner body 1, and the power plug 9 is violently damaged and the release button 15 is pressed. It prevents the user from getting injured. Further, the handle 8 protrudes from the cutting edge of the power plug 9 and protects the power plug 9 and its cutting edge that are exposed even in the wound state from being damaged.

  Further, when the cleaner body 1 is moved, the handle 8 can be grasped and pulled out obliquely behind the cleaner body 1 to remove the power cord reel 7 to reduce the total weight.

  Further, since the power cord reel 7 is detachable, by selling the power cord reel 7 of the power cord 10 of various lengths together, the user can obtain the optimum length suitable for the wide cleaning range. It is possible to propose that the power cord 10 can be selected and no unnecessary heavy vacuum cleaner is used.

  In addition, if this configuration is adopted, for example, in a detached house, a separate power cord reel 7 having a length corresponding to the size of each floor, such as the first floor and the second floor, is prepared. Can be moved only by moving the vacuum cleaner main body 1 excluding the power cord reel 7, and can be cleaned with the power cord 10 having a length suitable for the cleaning range, and it is necessary to handle an unnecessarily long power cord 10. Absent.

  In addition, the specification is such that the vacuum cleaner can operate with both alternating current and direct current, and the configuration of the detachable power cord reel 7 in the present embodiment is used to replace the power cord reel 7 as shown in FIG. AC / DC vacuum cleaner that can be used as an AC-type cordless vacuum cleaner when the power cord reel 7 is installed and a DC-type cordless vacuum cleaner when the battery pack 16 is installed. Can be provided while maintaining the same usability as a traditional AC vacuum cleaner.

  As shown in FIG. 6, the arrangement of the handle 8 is the same as that of the first embodiment, but the power cord reel 7 is not necessarily detachable, and there are two power cords 10 on the power cord reel 7 and one end thereof is arranged. Even when the cleaner body 1 is connected to an electrical outlet at one end, and can be used by being separated from the cleaner body 1, the power cord reel 7 can be carried and the protective wall 20 can be used efficiently. Needless to say, the effect is the same as that of the first embodiment.

  In combination with the vacuum cleaner main body 1, even if the outer diameter of the power cord 10 is increased or the cord length is increased, the weight of the vacuum cleaner main body 1 is not increased and the usability is not deteriorated. . Therefore, the volume and weight of the vacuum cleaner can be expanded to other functions such as noise reduction.

  As described above, the vacuum cleaner according to the present invention is detachable so that it can be easily detached from the main body of the vacuum cleaner by holding the handle when not needed, and the weight of the main body of the vacuum cleaner can be reduced. It is possible to provide a vacuum cleaner with reduced volume and weight while maintaining usability, and can be applied to electric devices equipped with the same power cord reel other than the vacuum cleaner.

  Further, by adopting this configuration, it is possible to propose a new vacuum cleaner as described in the embodiment.

DESCRIPTION OF SYMBOLS 1 Vacuum cleaner main body 5 Electric blower 7 Power supply cord reel 8 Handle 9 Power supply plug 10 Power supply cord 11 Flat surface 13 Spring spring (power source)
20 Protective wall

Claims (3)

A power cord reel that has a function of winding a power cord with a power source that generates a rotational force such as a spring spring, a power cord reel that is detachable by being pulled out of the cleaner body, and a handle that is gripped when the power cord reel is pulled out. A vacuum cleaner in which a power plug of the power cord is arranged and the pulling direction is inclined forward within a range of 15 to 90 degrees with respect to a pulling (drawing) direction of the power cord. The electric vacuum cleaner according to claim 1, wherein a parallel flat surface is provided in a direction in which the power cord reel is pulled out. The electric vacuum cleaner according to claim 1 or 2, wherein a handle is disposed outside the main body of the vacuum cleaner in the vicinity of the power plug with the power cord reel mounted on the main body of the vacuum cleaner.