JP2008132274A - Vacuum cleaner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a vacuum cleaner in which dust can be easily removed from a filter without lowering travelling performance of wheels in the process of ordinary operation, in a stick type vacuum cleaner. <P>SOLUTION: A condition in which a pipe 6 is pushed down to be contracted for storing the vacuum cleaner is shown in a figure, a rack 13 disposed on one side face of the pipe 6 is moved downward accompanying motion of the pipe 6, a pinion 14 in an engaged state is rotated linked therewith, a disk-shaped cleaning means 15 connected by a shaft also rotates clockwise and rubs a face of the filter 7 to remove the dust. A condition in which the pipe 6 is pushed up to be extended for storing the vacuum cleaner, the rack 13 disposed on one side face of the pipe 6 is moved upward linked with the motion of the pipe 6, the pinion 14 in an engaged state is rotated linked therewith, the disk-shaped cleaning means 15 connected by the shaft also rotates counterclockwise to rub the face of the filter 7 to remove the dust. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a dust removal mechanism for a filter of a vertical vacuum cleaner.

  In a vacuum cleaner, a vertical (stick type) vacuum cleaner that can easily clean a wide range and can be easily cleaned without the user bending down is well known. Many vertical vacuum cleaners have a function of expanding and contracting pipes. Such a vacuum cleaner is convenient because the hype 6 can be shortened during storage, and the main body can be made compact.

  In addition, many vertical vacuum cleaners that have removable dust collecting parts without using paper packs or cloth bags have been put on the market. As shown in FIG. 14, the vacuum cleaner 1 is provided in the cleaner body 2, the floor brush portion 3, the handle 4, the suction hose 5, the hype 6, the grip 61 attached to the tip thereof, and the dust storage portion. The filter 7 is composed of a main portion including a cleaning means 71 for cleaning the filter 7. On the upper part of the cleaner body 2, an electric blower for sucking dust through the brush part 3 is arranged.

  These vacuum cleaners are economical because they do not require the purchase of paper packs or cloth bags, but the filters become clogged and the suction force decreases with use, so it is necessary to periodically remove the dust from the filters. is there. Therefore, the dust container is taken out from the cleaner body, and the cleaning means 71 is slid left and right to remove dust from the filter 7 and prevent the filter from being clogged.

  Further, as another type of the vertical vacuum cleaner, there is a type shown in FIG. 15 in which the power cord is wound around the outside of the vacuum cleaner body, and FIG. 15A is a side view of the vertical vacuum cleaner. FIG. 15B is a front view, and cord hooks 81 and 82 are provided on the side surface of the cleaner body 2, and when the cleaner is stored, the power cord 9 is wound around the cord hook. To do. FIG. 16 shows a state when the vacuum cleaner is used, and the upper cord hook 81 of the cord hooks 81 and 82 is rotated and released.

  In order to remove the dust from the filter, this type of electric vacuum cleaner is also carried out by taking out the dust storage part 10 from the vacuum cleaner body 2 with the handle 11 as shown in FIG. 17A is a front view of the dust storage unit 10, and FIG. 17B is a side view of the dust storage unit 10, which is arranged on the front surface of the filter 7 installed downstream of the intake air in the dust storage chamber 2. By sliding the cleaning means 71 to the left and right, dust on the filter 7 is removed to prevent the filter from being clogged.

Also, in a vertical vacuum cleaner, to drive a filter that collects dust that has been sucked together with air by driving an electric blower (running in a pleat type), it rotates in contact with the floor according to the travel of the vacuum cleaner body. It is well known that a cleaning means that rotates and interlocks with the rotation of the wheel is provided so that the cleaning means operates reliably when the cleaner body is running and the filter can be cleaned (see, for example, Patent Document 1). .
JP 2004-351148 A

  In the conventional cleaning mechanism of the filter of the vertical vacuum cleaner, since dust is removed in conjunction with the traveling wheels, there is a drawback that a load is applied to the wheels and traveling performance is deteriorated. SUMMARY OF THE INVENTION An object of the present invention is to provide a vacuum cleaner that can easily remove dust from a filter in a vertical vacuum cleaner in the course of normal operation without deteriorating the running performance of wheels.

  In order to solve the above-described problems, a vacuum cleaner according to claim 1 of the present invention is a vertical vacuum cleaner having a dust collection unit and an electric blower in a vacuum cleaner body, and is applied to the filter surface of the dust collection unit. In contact with the cleaner, a cleaning means that operates in conjunction with an operation during use or storage of the vacuum cleaner is provided, and the filter surface is dedusted by the operation of the cleaning means.

  A vacuum cleaner according to claim 2 of the present invention is a vertical type vacuum cleaner having a dust collection unit and an electric blower in the vacuum cleaner body, and is rotatable in contact with the filter surface of the dust collection unit. A vacuum cleaner comprising a cleaning means, a rack disposed on one side of an expansion / contraction pipe that expands and contracts when the vacuum cleaner is used and stored, and a pinion formed on the central axis of the cleaning means engaged with the rack. The filter surface is dedusted by cleaning means that is linked to the expansion and contraction operation of the pipe during use and storage.

  In this way, dust can be removed from the filter without fail when using and storing the vertical vacuum cleaner, so that the reduction in air volume is small, the suction force can be maintained, the configuration is simple, and the cost can be reduced without increasing the number of parts.

  A vacuum cleaner according to a third aspect of the present invention is a vertical vacuum cleaner having a dust collection unit and an electric blower in the vacuum cleaner body, and is disposed in contact with the upper and lower positions of the filter surface of the dust collection unit. Two rotatable cleaning means, each rack arranged on both side surfaces of the expansion and contraction pipes that expand and contract when the vacuum cleaner is used and stored, and the center of each cleaning means engaged with each rack It consists of a pinion formed on the shaft, and the filter surface is dedusted by a cleaning means that is linked to the expansion and contraction operation of the pipe when using or storing the vacuum cleaner.

  In this way, a large area of the filter can be dust-removed when using and storing a vertical vacuum cleaner, so there is little reduction in airflow, the suction force can be sustained, the structure is simple, and there is no need for additional parts at low cost. Can be implemented.

  A vacuum cleaner according to a fourth aspect of the present invention is a vertical vacuum cleaner having a dust collection unit and an electric blower in a vacuum cleaner body, and is rotatable in contact with a filter surface of the dust collection unit. A cleaning means, a first crank piece that is pivotable at one end on the filter surface side of the expansion and contraction pipe that is expanded and contracted when the vacuum cleaner is used and stored, and one end that is pivotally connected to the central axis of the cleaning means The second crank piece and the other end of the first crank piece and the other end of the second crank piece are pivotally engaged with each other so that they can rotate at a fulcrum. It was set as the structure which dust-removes the filter surface by the cleaning means interlocked with the expansion-contraction operation of a pipe.

  In this way, a simple motion conversion mechanism when using and storing a vertical vacuum cleaner ensures that dust can be removed from the filter, reducing airflow, maintaining the suction force, simplifying the configuration, and increasing the number of parts. Can be implemented at low cost.

  The electric vacuum cleaner according to claim 5 of the present invention is a vertical electric vacuum cleaner having a dust collecting part and an electric blower in the main body of the vacuum cleaner, and a pair of rotatable cord hooks arranged on the back surface of the main body of the vacuum cleaner. And a rotatable cleaning means disposed in contact with the filter surface of the dust collecting part, and a fitting bearing of the cord hook is fixedly engaged with the central axis formed at the center of the cleaning means, When the cleaner is used, when the cord hook is rotated and loosened to release the winding of the cord, the filter surface is dedusted by the rotation of the cleaning means interlocked with the rotation of the cord hook.

  In this way, the filter can always be dust-removed by using the existing cord hook means when using and storing the vertical vacuum cleaner, so the air flow is less reduced, the suction force can be sustained, the structure is simple, and the parts Can be implemented at low cost without increasing the cost.

  As described above, the vacuum cleaner according to the present invention can always remove dust when the vertical vacuum cleaner is used and stored, so there is little decrease in the air volume, the suction force can be sustained, the structure is simple, and the parts It can be carried out at a low cost without increasing the number of filters, and the trouble of cleaning the filter can be saved.

  Embodiments of the present invention will be described below with reference to the drawings. 1 to 7 show an embodiment of the present invention directed to a vertical vacuum cleaner having a function of expanding and contracting a pipe. FIG. 1 is a side view of a vertical vacuum cleaner, and FIG. 2 is a rear view. 1 (A) and 2 (A) show a state in use of a vertical vacuum cleaner with a pipe extended, and FIGS. 1 (B) and 2 (B) show a vertical electric with a pipe contracted. The state at the time of storing of a vacuum cleaner is shown.

  In each figure, the vacuum cleaner 1 is comprised by the main part which consists of the vacuum cleaner main body 2, the floor brush part 3, the handle 4, the suction hose 5, the hype 6, and the grip 61 attached to the front-end | tip. . Although not shown, an electric blower for sucking dust through the floor brush portion 3 is disposed on the upper portion of the cleaner body 2.

  3A and 3B are enlarged views of the dust removing mechanism of the present invention. FIG. 3A is a side sectional view, FIG. 3B is a rear sectional view, and FIG. 3C is a top sectional view. In the figure, a filter 7 is arranged downstream of the intake of a dust storage chamber 12 constituting the cleaner body 2. A rotatable disc-shaped cleaning means 15 for cleaning the filter 7 is in contact with the outer surface of the filter 7. On the other hand, a rack 13 is disposed on one side of the pipe 6 and is engaged with a pinion 14 formed on the central axis of the disc-shaped cleaning means 15.

  The dust removing action of the dust removing mechanism configured as described above will be described with reference to FIG. FIG. 4A is an enlarged view showing the relationship between the rack 13 disposed on one side of the pipe 6, the pinion 14 engaged with the rack 13, and the disk-like cleaning means 15.

  FIG. 4B shows a state in which the pipe 6 is pushed down and retracted to accommodate the vacuum cleaner, and the rack 13 arranged on one side of the pipe 6 moves downward as the pipe 6 moves and engages. The pinion 14 in the state rotates along with it, and the disk-shaped cleaning means 15 connected to the shaft also rotates in the clockwise direction, and dust is removed by rubbing the surface of the filter 7. If the filter 7 is of a pleated type, all of the pleats in that portion (half of the filter 7) can be dedusted to a considerable extent by applying vibration to a part of the filter 7 by the disc-like cleaning means 15. it can.

  FIG. 4C shows a state in which the pipe 6 is pulled up and extended to use and store the electric vacuum cleaner. The rack 13 arranged on one side of the pipe 6 moves upward along with the movement of the pipe 6, The combined pinion 14 rotates with it, and the disk-shaped cleaning means 15 connected to the shaft also rotates counterclockwise to rub away the surface of the filter 7 to remove dust. Thus, by applying vibration to a part of the filter 7 by the disc-like cleaning means 15, half of the filter 7 can be removed with a considerable degree of dust.

  In the present embodiment, the shape of the cleaning means is a disk shape, but if it is a shape that contacts the filter 7 in conjunction with the pipe 6, a dust removing action can be obtained. Absent.

  Next, FIG. 5 shows another embodiment, in which racks 13a and 13b are respectively arranged on both side surfaces of the pipe 6, and each rack has a disk-shaped cleaning means 15a and disk-shaped cleaning devices disposed on both sides of the pipe. The pinions 14a and 14b formed on the respective central axes of the means 15b are engaged. At this time, the disk-like cleaning means 15a and 15b are arranged at the upper and lower positions of the filter.

  With such a configuration, for example, when the pipe 6 is pulled up and stretched to use and store a vacuum cleaner, the racks 13a and 13b arranged on both sides of the pipe 6 move upward along with the movement of the pipe 6, The combined pinions 14a and 14b rotate with it, and the disk-shaped cleaning means 15a and 15b connected to the shaft also rotate counterclockwise and clockwise, and rub the surface of the filter 7 to remove dust. Thereby, dust can be removed on substantially the entire surface of the filter 7 by applying vibrations to the both surfaces of the filter 7 by the disk-like cleaning means 15a and 15b.

  Further, another embodiment of the present invention will be described with reference to FIGS. 6A is a side sectional view of the dust removing mechanism, FIG. 6B is a rear sectional view, and FIG. 6C is a top sectional view. In the figure, a filter 7 is arranged downstream of the intake of a dust storage chamber 12 constituting the cleaner body 2. A rotatable disc-shaped cleaning means 15 for cleaning the filter 7 is in contact with the outer surface of the filter 7. On the other hand, one end of an axially rotatable first crank piece 16 having one end axially connected to the filter surface side of the pipe 6 is axially connected, and the second crank piece 17 is connected to the central axis of the disc-like cleaning means 15. The other end of the crank piece 16 and the other end of the crank piece 17 are pivotally supported at a fulcrum 18 in a crank engagement state.

  The dust removing action of the dust removing mechanism configured as described above will be described with reference to FIG. FIG. 7A shows a state in which the pipe 6 is pushed down and retracted to accommodate the electric vacuum cleaner. A pivotable crank piece 16 having one end connected to the filter surface side of the pipe 6 is pushed downward, and pivotally supported at the other end of the crank piece 16 and a fulcrum 18 to be in a crank engagement state. The crank piece 17 is pushed downward, and the crank piece 17 rotates the central axis of the disc-like cleaning means 15, and as a result, the disc-like cleaning means 15 also rotates clockwise and rubs the surface of the filter 7 to remove dust. To do. If the filter 7 is of a pleated type, all the pleats (substantially the entire surface of the filter 7) at that portion can be dedusted to a considerable extent by applying vibration to the filter 7 by the disc-like cleaning means 15.

  FIG. 7B shows a state in which the pipe 6 is pulled up and extended to use and store the electric vacuum cleaner. A pivotable crank piece 16 whose one end is connected to the filter surface side of the pipe 6 is pulled upward, and is pivotally supported at the other end of the crank piece 16 and a fulcrum 18 to be in a crank engagement state. The crank piece 17 is pulled upward, and the crank piece 17 rotates the central axis of the disc-like cleaning means 15, and as a result, the disc-like cleaning means 15 also rotates counterclockwise and rubs the surface of the filter 7. Remove dust. By applying vibration to the filter 7 by the disk-like cleaning means 15, all of the pleats at that portion (substantially the entire surface of the filter 7) can be dedusted to a considerable extent.

  Next, a dust removing mechanism of a type in which another power cord of the vertical vacuum cleaner is wound around the outside of the cleaner body will be described with reference to FIGS. The same components as those in FIGS. 1 to 7 are denoted by the same reference numerals.

  FIG. 8 shows a state when the vacuum cleaner is used. 8A is a front view of this vertical vacuum cleaner, FIG. 8B is a side view thereof, and the vacuum cleaner 1 includes a cleaner body 2, a floor brush portion 3, a handle 4, a suction hose 5, The main part is composed of a hype 6, a grip 61 attached to the tip of the hype 6, and a filter 7 provided in the dust storage part. At the upper part of the cleaner body 2, an electric blower for sucking dust through the floor brush portion 3 is arranged. Cord hooks 81 and 82 are provided on the back surface of the cleaner body 2, and the power cord 9 is wound around the cord hook when the cleaner is housed.

  FIG. 9 is a rear view of the vertical vacuum cleaner. FIG. 9A is a state diagram in which the power cord 9 is wound around the cord hooks 81 and 82 when the vacuum cleaner is housed, and FIG. It is the state figure which rotated cord hooks 81 and 82 at the time of use of a vacuum cleaner, and loosened and canceled winding of power cord. FIG. 10 is a rear sectional view of the vertical vacuum cleaner, showing the positional relationship of the filter 7 disposed in the two dust storage chamber of the cleaner body.

  FIG. 11 is an enlarged view of the dust removing mechanism of this embodiment, FIG. 11A is a rear sectional view, FIG. 11B is a side sectional view, and FIG. 11C is a top sectional view. In the figure, a filter 7 is arranged downstream of the intake of a dust storage chamber 12 constituting the cleaner body 2. A rotatable bar-shaped cleaning means 19 for cleaning the filter 7 is in contact with the outer surface of the filter 7. On the other hand, the fitting shaft bearing 21 of the cord hook 81 is inserted into the center shaft 20 formed at the center of the bar-shaped cleaning means 19 and fixed in the engaged state.

  FIG. 12 shows an enlarged view of the dust removing mechanism and the structure in which the central shaft 20 formed at the center of the bar-shaped cleaning means 19 and the fitting bearing 21 of the cord hook 81 are inserted and fixed in the engaged state. 12A is an enlarged side sectional view of the dust removing mechanism, FIG. 11B is an enlarged view of the cord hook 81, and FIG. 11C is an upper surface of the central shaft 20 formed at the center of the rod-like cleaning means 19. FIG.

  The fitting bearing 21 of the cord hook 81 is inserted in a state where the central shaft 20 formed at the center of the rotatable rod-shaped cleaning means 19 and the concave and convex portions 22 and 23 coincide with each other and fixed in an engaged state. As a result, when the cord hook 81 rotates, the rod-like cleaning means 19 connected to the shaft also rotates and rubs the filter surface to remove dust.

  FIG. 13 shows the dust removal operation of the dust removal mechanism having such a configuration. FIG. 13A shows a state where the power cord is strongly wound around the cord hook 81 when the electric vacuum cleaner is not used, and FIG. 13B shows the cord hook 81 used for using the electric vacuum cleaner. Rotate to loosen and release, and the power cord is extended. As described above, when the cord hook 81 is rotated and loosened and released, the filter surface can be rubbed and removed by the rotation of the rod-like cleaning means 19 that is interlocked with the rotation of the cord hook 81. In this example, the rod-like cleaning means 19 is connected and installed only to the cord hook 81, but can also be provided to the cord hook 82 as necessary.

  In this embodiment, the shape of the cleaning means is a rod shape. However, any shape that contacts the filter 7 in conjunction with the cord hook 81 can obtain a dust removing action, and is not particularly limited to a rod shape. .

The side view of the vertical vacuum cleaner of the pipe extension of this invention. The rear view of the vertical vacuum cleaner of the pipe extension of the present invention. The enlarged view of the dust removal mechanism of this invention. Explanatory drawing of dust removal effect | action of the dust removal mechanism of this invention. The other embodiment figure of the dust removal mechanism of this invention. Explanatory drawing of dust removal effect | action of the dust removal mechanism of this invention. The other embodiment figure of the dust removal mechanism of this invention. The front view and side view of the vertical vacuum cleaner which have a coil hook of this invention. The rear view of the vertical vacuum cleaner which has a coil hook of this invention. The back sectional view of the vertical type vacuum cleaner which has a coil hook of the present invention. The other embodiment figure of the dust removal mechanism of this invention. Detailed view of the dust removal mechanism of the present invention. Explanatory drawing of dust removal operation | movement of the dust removal mechanism of this invention. The front view and side view of the conventional vertical vacuum cleaner. The front view and side view of another conventional vertical vacuum cleaner. The side view at the time of use of the other conventional vertical vacuum cleaner. The front sectional view and side sectional view of a garbage storage part.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Vertical type vacuum cleaner 2 Vacuum cleaner body 3 Floor brush 4 Handle 5 Suction hose 6 Advance pipe 7 Filter 71 Cleaning means 8 Cord hook 9 Power cord 10 Dust storage part 11 Handle 12 Dust storage chamber 13 Rack 14 Pinion 15 Disc shape Cleaning means 16 first crank piece 17 second crank piece 18 fulcrum 19 rod-like cleaning means 20 central axis of rod-like cleaning means 21 fitting bearing

Claims (5)

In a vertical vacuum cleaner with a dust collector and electric blower in the main body of the vacuum cleaner, there is a cleaning means that contacts the filter surface of the dust collector and operates in conjunction with the operation during storage and use of the vacuum cleaner. An electric vacuum cleaner provided and removing dust from the filter surface by the operation of the cleaning means. In a vertical vacuum cleaner with a dust collector and electric blower in the main body of the vacuum cleaner, a rotatable cleaning means placed in contact with the filter surface of the dust collector, and expansion and contraction when the vacuum cleaner is used and stored It consists of a rack placed on one side of the telescopic pipe to be engaged and a pinion formed on the central axis of the cleaning means engaged with the rack, linked to the expansion and contraction operation of the pipe when using and storing the vacuum cleaner A vacuum cleaner characterized by removing dust from the filter surface by a cleaning means. In a vertical electric vacuum cleaner having a dust collector and an electric blower in the vacuum cleaner body, two rotatable cleaning means arranged in contact with the upper and lower positions of the filter surface of the dust collector, Each of the racks arranged on both side surfaces of the expansion and contraction pipes that expand and contract during use and storage, and a pinion formed on the central axis of each cleaning means engaged with the respective racks, An electric vacuum cleaner characterized in that dust is removed from the filter surface by a cleaning means interlocking with the expansion and contraction operation of the pipe during use and storage. In a vertical vacuum cleaner with a dust collector and electric blower in the main body of the vacuum cleaner, a rotatable cleaning means placed in contact with the filter surface of the dust collector, and expansion and contraction when the vacuum cleaner is used and stored A first crank piece that is rotatable on the filter surface side of the telescopic pipe to be rotated, and a second crank piece that is connected to the central axis of the cleaning means. The other end of the piece and the other end of the second crank piece are pivotally engaged with each other so that they can be pivoted at a fulcrum. A vacuum cleaner characterized by dust removal. In a vertical vacuum cleaner having a dust collector and an electric blower in the vacuum cleaner body, a pair of rotatable cord hooks arranged on the back of the vacuum cleaner body and a filter surface of the dust collector part are disposed. The cord hook fitting bearing is fixed to the center shaft formed at the center of the cleaning means in an engaged state, and the cord hook is rotated when the cleaner is used. A vacuum cleaner characterized in that, when releasing the cord by loosening, the filter surface is dust-removed by the rotation of the cleaning means interlocked with the rotation of the cord hook.

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