JP2008178615A - Vacuum cleaner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To enable a user to conduct cleaning in a relatively quiet state without using an electric blower. <P>SOLUTION: A vacuum cleaner body 5 including a first dust collecting part 2 and the electric blower 3 is detachably housed in a housing part 6 of a support 7. A nozzle head 19 comprising a suction passage 16 including a laterally long suction mouth 18, a rotary brush 24 provided on the secondary side of the laterally long suction mouth 18, and a second dust collecting part 33 provided on the secondary side of it are provided on one end side of the support 7. A suction port 1 is made connectable to the secondary side of the suction passage 16, and a second holding part 22 is provided on the other end side of the support 7. Accordingly, with the vacuum cleaner body 5 housed in the housing part 6 of the support 7, it is usable as a stick type suction cleaner. In addition, the vacuum cleaner body 5 is usable as a hand-held suction cleaner, or as a non-suction cleaner in which dust scraped up by rotation of the rotary brush 24 is accumulated in the second dust collecting part 33. The support 7 is also usable alone. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a vacuum cleaner.

Conventionally, as this type of vacuum cleaner, it has a vacuum cleaner body having a dust collecting part having a suction port and a filter and incorporating an electric blower, and a support body in which the vacuum cleaner body is housed. Has a nozzle head on one end side, a gripping part on the other end side, and a storage portion for storing the cleaner body, and the nozzle head is inserted through a suction port when the cleaner body is stored. It is configured to communicate with the dust collecting part, and the vacuum cleaner main body is used alone or accommodated in the support, and the dust sucked from the suction port or the nozzle head is collected in the dust collecting part by the filter. Known (for example, Patent Documents 1 and 2).
Japanese Patent No. 2627275 JP-A-4-364822

  In a conventional vacuum cleaner, when operating an electric blower composed of a fan and an electric motor, since the capacity of the electric motor is relatively large, the intake noise becomes relatively large. There is a risk of noise.

  Furthermore, in the separate type vacuum cleaner as in the prior art described above, the main body of the vacuum cleaner is used alone as a handheld vacuum cleaner, or the main body of the vacuum cleaner is stored in the storage portion of the support. The gripping part is gripped and used as a stick-type vacuum cleaner by sucking dust from the nozzle head, but the vacuum cleaner body is used as the stick-type vacuum cleaner described above. The support used as a base for the above cannot be used alone, but only used as an accessory for using the vacuum cleaner body as a stick-type vacuum cleaner, so the support is used as an accessory. I could not use it more effectively than I did.

  The present invention solves the above problems and provides a vacuum cleaner that can be used for cleaning in a relatively quiet state with a support body in a nozzle head or a separate type vacuum cleaner independent of the main body of the cleaner. The purpose is to do.

  According to the first aspect of the present invention, there is provided a vacuum cleaner body having a suction port formed at one end thereof and a first dust collecting portion and an electric blower, and a nozzle connected to the suction port of the vacuum cleaner body. The nozzle head is provided with a horizontally long suction port that is long in the left-right direction, and a suction path connectable to the horizontally long suction port is configured to communicate with the first dust collecting part via the suction port. The electric vacuum cleaner is characterized in that a rotary brush is provided on the secondary side of the horizontally long suction port, and a second dust collecting part is provided on the nozzle head in communication with the secondary side of the rotary brush. It is a vacuum cleaner.

  The invention according to claim 2 is an electric vacuum cleaner main body having a suction port formed at one end and a first dust collecting portion and an electric blower, and a storage portion for detachably storing the electric vacuum cleaner main body. The support body has a nozzle head on one end side thereof and a gripping portion on the other end side, and the nozzle head is provided with a horizontally long suction port in the left-right direction. In a vacuum cleaner configured to communicate a suction path connectable with a mouth to the suction port when the vacuum cleaner main body is housed, a rotary brush is provided on the secondary side of the horizontally long suction port. A vacuum cleaner characterized in that a second dust collecting part is provided on the support body in communication with the next side.

  A third aspect of the present invention is the electric vacuum cleaner according to the second aspect, wherein the second dust collecting portion is provided in the middle of the suction path.

  The invention according to claim 4 is the electric vacuum cleaner according to claim 2 or 3, wherein the second dust collecting part is provided in the nozzle head with the opening facing the rotary brush.

  A fifth aspect of the present invention is the electric vacuum cleaner according to any one of the first to fourth aspects, wherein an electric motor is connected to the rotating brush.

  The invention according to claim 6 is characterized in that the first dust collecting part is detachably provided on the front side of the machine casing of the main body of the electric vacuum cleaner. This is a vacuum cleaner.

  According to the invention of claim 1, by operating the electric blower of the cleaner body, an air flow including dust is sucked from the horizontally long suction port of the nozzle head, and the air flow passes through the suction path and the suction port, and The first dust collecting part is reached, and the dust is filtered and collected in the first dust collecting part. On the other hand, by rotating only the rotating brush of the nozzle head without operating the electric blower, the dust on the floor is sent to the second dust collecting part by the rotating force of the rotating brush and collected, thereby quietly cleaning. It can be carried out.

  According to the invention of claim 2, the air flow including dust from the horizontally long suction port of the nozzle head is obtained by operating the electric blower of the cleaner body in a state where the cleaner body is stored in the storage portion of the support. The airflow passes through the suction path and the suction port and reaches the first dust collecting portion, where the dust is filtered and stored. Moreover, it can also be used as a hand-held vacuum cleaner by taking out the said vacuum cleaner main body from the accommodating part of the said support body. Further, the gripping portion of the support body in a state where the vacuum cleaner main body is removed or in a state where the vacuum cleaner main body is not operated is gripped, and the rotating brush of the nozzle head is rotated to remove dust on the floor. By sending to the second dust collecting part and storing it by the rotational force of the rotating brush, it is possible to clean gently.

  According to the invention of claim 3, of the dust sucked from the horizontally long suction port, heavy dust that cannot be sucked up to the first dust collecting portion located at a position away from the horizontally long suction port is transferred to the nozzle head. In other words, the dust can be reliably stored in any one of the dust collectors regardless of the weight of the dust.

  According to the fourth aspect of the present invention, the dust scraped by the rotational force of the rotating brush is sent from the opening to the second dust collecting part and can be reliably collected.

  According to the invention of claim 5, only the support is used by independently rotating the rotating brush provided on the nozzle head of the support, regardless of the power derived from the cleaner body. Cleaning can be performed.

  According to the invention of claim 6, without removing the entire vacuum cleaner main body from the housing part, only the first dust collecting part is removed and the dust accumulated in the first dust collecting part can be easily discarded. Can do.

  Preferred embodiments of the present invention will be described with reference to the accompanying drawings. The embodiments described below do not limit the contents of the present invention described in the claims. In addition, all of the configurations described below are not necessarily essential requirements of the present invention.

  1 to 4 show a first embodiment. The vacuum cleaner of the present application configured as a separate type has a suction port 1 formed at one end (the lower part in FIGS. 1 and 3) and a first dust collecting part 2 detachably attached thereto. A rechargeable electric vacuum cleaner main body 5 in which the container 3 and the first rechargeable battery 4 are housed, and a support body 7 having a concave storage portion 6 for detachably storing the main body of the vacuum cleaner 5 are provided.

  The main body of the vacuum cleaner has a machine casing 8, the first dust collecting part 2 is detachably attached to the machine casing 8, and the first dust collector 2 is attached to the other end of the machine casing 8. A grip portion 9 is provided. In addition, the said 1st dust collecting part 2 is provided in the front side of the said frame case 8 in the attitude | position of FIGS. The electric blower 3 and the first rechargeable battery 4 are accommodated in the machine casing 8. The electric blower 3 includes a fan 10 and a first electric motor 11 for rotating the fan 10. The first rechargeable battery 4 is a power source for the first electric motor 11. Further, a first switch 12 for operating the first electric motor 11 is provided in the vicinity of the first gripping portion 9 of the machine casing 8.

  A suction-side communication port 13 that can communicate with the suction port 1 is provided at the distal end side of the first dust collecting portion 2. Further, an exhaust side communication port 15 to which a filter 14 is attached is provided on the base end side of the first dust collecting unit 2, and the fan 10 is provided facing the outside of the exhaust side communication port 15. Yes. In addition, 15A is an exhaust hole for discharging the airflow formed by the electric blower 3 to the outside of the machine casing 8 of the main body of the electric vacuum cleaner.

  The support body 7 is configured in a vertically long shape so as to serve as a base when the electric vacuum cleaner body is used as a stick type vacuum cleaner. The support 7 has the housing 6 formed in a recessed shape near one end of the main body 7A, and a secondary side 16B of the air suction path 16 is provided at one end of the housing 6. A connection port 17 is formed. The connection port 17 is connected to the suction port 1 so as to be able to communicate therewith. A nozzle head 19 provided with a horizontally long suction port 18 is connected to one end side (the lower end side in FIGS. 1 to 3) of the main body 7 </ b> A of the support body 7 through a pipe joint 20. A second grip 22 is integrally provided on the other end side (the upper end side in FIGS. 1 to 3) of the main body 7 </ b> A of the support body 7 via an arm portion 21. The pipe joint 20 forms a part of the suction path 16.

The nozzle head 19 has a substantially rectangular shape in plan view and is provided with the horizontally long suction port 18 extending in the left-right direction at the front of the lower surface of a flat box-shaped head case 23. The horizontally long suction port 18 constitutes the primary side 16 </ b> A of the suction path 16, and the secondary side 16 </ b> B of the suction path 16 communicates with the suction port 1. A rotating brush 24 is provided behind the horizontally long suction port 18 so as to face the horizontally long suction port 18. The rotating brush 24 is supported such that the axis 25A of the rotating shaft 25 faces in the left-right direction, and both left and right ends of the rotating shaft 25 are rotatable on the left and right sides of the head case 23. Further, the rotating brush 24 is configured by planting hairs 26 in a spiral shape on the peripheral surface of the rotating shaft 25 or fixing a blade 27 made of a soft synthetic resin or the like in a spiral shape. Further, a second electric motor 28 is built in the head case 23, and a drive shaft of the second electric motor 28 is connected to the rotary shaft 25 by an appropriate transmission mechanism such as a belt or a gear (not shown). Yes. The bristles 26 and blades 27 provided on the rotating brush 24 can be grounded to a floor surface (not shown), and the bristles 26 and blades 27 on the side in contact with the floor surface move from the front toward the rear. In other words, the rotating brush 24 rotates counterclockwise in FIGS. 1 and 3.
Further, a second rechargeable battery 29 serving as a drive source for the second electric motor 28 is accommodated in the head case 23, and the second rechargeable battery 29 is used to operate the second electric motor 28. A second switch 30 is provided on the second grip portion 22.

  An inlet 31 and a mounting recess 32 are provided behind the rotary brush 24 in the head case 23. And the 2nd dust collection part 33 formed in the hollow box shape is attached to this attachment recessed part 32 so that attachment or detachment is possible. Then, the lateral path 34 communicates with the downstream side of the second dust collecting section 33, and the downstream side of the lateral path 34 and the upstream side of the pipe joint 20 are rotatably connected, so that the nozzle head 19, the main body 7A of the support 7 can be turned up and down freely.

  An opening 35 is provided on the front surface of the second dust collecting portion 33 so as to face the introduction port 31 in a state where the second dust collecting portion 33 is attached to the mounting recess 32. In addition, the lid body 36 provided with an introduction hole (not shown) at a high place is detachably attached. In addition, a filter (not shown) is provided on the rear surface of the second dust collecting unit 33 and a connection port 37 that can be connected to the upstream side of the lateral path 34 is provided. The filter provided at the connection port 37 is set to be coarser than the filter 14. In addition, the passage area of the connection port 37 and the lateral passage 34 is formed to be narrower than the opening area of the opening 35. In the figure, reference numeral 38 denotes wheels provided on the left and right of the rear part of the nozzle head 19.

  In the vacuum cleaner having the above configuration, in order to clean the table top, the top of the desk, etc., when separating the vacuum cleaner body 5 from the support 7 and using this vacuum cleaner body, The user holds the electric vacuum cleaner main body by holding the first grip 9 provided at the other end of the machine casing 8. Then, when the user operates the first switch 12, the first electric motor 11 is operated by the electric power from the first rechargeable battery 4, and the fan 10 is rotated. A suction air flow that is sucked and passes through the first dust collecting unit 2 and the electric blower 3 and is discharged from the exhaust hole 15A is generated. Thus, by moving the vacuum cleaner main body so that the suction port 1 moves along the surface to be cleaned, the suction port 1 is brought close to the surface to be cleaned in a state where the electric blower 3 is operated. A suction airflow containing dust enters the first dust collecting portion 2 from the suction port 1 through the suction side communication port 13. The dust in the suction airflow is captured by the filter 14 and stored in the first dust collecting unit 2. On the other hand, the suction airflow from which dust has been removed by passing through the filter 14 is discharged from the exhaust side communication port 15 through the electric blower 3 to the outside through the exhaust hole 15A. The dust collected in the first dust collecting part 2 is removed from the machine casing 8 by removing the first dust collecting part 2 and the first dust collecting part 2 from which the filter 14 is removed. By opening the dust part 2, the first dust collecting part 2 can be discarded.

  On the other hand, when using the vacuum cleaner body 5 attached to the support 7 in order to clean the floor or the like, the user can connect the vacuum cleaner body to the connection port 17 of the support 7. The vacuum cleaner main body is accommodated in the accommodating portion 6 of the support 7 so that the suction port 1 is connected, and the second dust collecting portion 33 is attached to the attachment recess 32 of the nozzle head 19, and the support 7 has the second grip portion 22 provided on the other end side of the main body 7A, and the nozzle head 19 provided on one end side of the main body 7A of the support 7 is placed on the surface to be cleaned. When the user operates the second switch 30, the first electric motor 11 is operated by the electric power from the first rechargeable battery 4 to rotate the fan 10, and from the second rechargeable battery 29. The second electric motor 28 is operated by the electric power, and the rotary brush 24 is rotated. As a result, the bristles 26 and the blades 27 of the rotary brush 24 scoop up dust on the surface to be cleaned, and are sucked from the horizontally long suction port 18 to be introduced, the second dust collecting portion 33, and the lateral path 34. Then, a suction airflow that passes through the pipe joint 20, the suction port 1, the first dust collecting portion 2, and the electric blower 3 and is discharged from the exhaust hole 15A is generated. Note that the dust scraped up by the rotating brush 24 is sucked on the suction airflow. Thus, while the electric blower 3 and the rotating brush 24 are in operation, the rotating brush 24 scrapes up dust on the surface to be cleaned by moving the nozzle head 19 along the surface to be cleaned. The suction airflow including dust passes through the inlet 31, the second dust collecting portion 33, the lateral passage 34, the pipe joint 20, the inlet 1, and the suction side communication port 13 from the horizontally long inlet 18. Enters the dust collector 2. At this time, relatively coarse dust and heavy dust in the suction airflow are supplemented by a coarse filter (not shown) in the second dust collecting portion 33 and stored in the second dust collecting portion 33. On the other hand, fine dust that has passed through the coarse filter is captured by the fine filter 14 in the first dust collecting portion 2 and stored in the first dust collecting portion 2. Then, the suction airflow from which dust has been removed by passing through the filter 14 passes through the electric blower 3 from the exhaust side communication port 15 to the outside through the exhaust hole 15A exposed to the rear of the main body 7A of the support 7. To be discharged. The dust accumulated in the first dust collecting part 2 is removed from the machine casing 8 with the first dust collecting part in a state in which the main body of the vacuum cleaner is stored in the storage part 6 of the support 7. By removing 2 and removing the filter 14 from the first dust collecting part 2 and opening the first dust collecting part 2, the first dust collecting part 2 can be discarded. Further, the dust accumulated in the second dust collecting portion 33 removes the second dust collecting portion 33 from the mounting recess 32 of the nozzle head 19, and the lid from the opening 35 of the second dust collecting portion 33. By removing 36 and opening the second dust collecting portion 33, the second dust collecting portion 33 can be exhausted.

  Further, when the electric blower 3 is quietly cleaned without operating the electric blower 3, the user can leave the electric vacuum cleaner main body attached to the support 7 or from the support 7 to the electric vacuum cleaner main body. The second dust collecting portion 33 is attached to the mounting recess 32 of the nozzle head 19 with the second gripping portion 22 and the nozzle head 19 placed on the surface to be cleaned. Then, when the user operates the second switch 30, the second electric motor 28 is activated by the electric power from the second rechargeable battery 29, and the rotating brush 24 rotates. As a result, the bristles 26 and the blades 27 of the rotating brush 24 scrape up dust on the surface to be cleaned. In this way, the nozzle 24 is moved along the surface to be cleaned in a state where the rotating brush 24 is operated, so that the rotating brush 24 picks up dust on the surface to be cleaned. Dust is accumulated in the second dust collecting portion 33 from the introduction port 31 through an introduction hole (not shown) provided at a height of the lid body 36. In this case, since the dust sent to the second dust collecting unit 33 is not sucked by the electric blower 3, even if it is fine, it does not pass through the rough filter, and almost all of the dust is collected by the second dust collecting unit 33. Accumulated inside. Further, since dust is sent into the second dust collecting portion 33 from an introduction hole (not shown) provided at a height of the lid body 36 attached to the opening 35 of the second dust collecting portion 33, the dust is The second dust collecting portion 33 is stored at a position lower than the introduction hole. In this way, by rotating the rotary brush 24 using only the second electric motor 28 without operating the electric blower 3, it is possible to prevent the generation of wind noise that causes noise. When the vacuum cleaner main body is removed from the support 7, while the user uses the removed vacuum cleaner main body to clean the support 7, It can also be used and cleaned by the user. Then, the dust collected in the second dust collecting portion 33 removes the second dust collecting portion 33 from the mounting recess 32 of the nozzle head 19, and the lid from the opening 35 of the second dust collecting portion 33. By removing 36 and opening the second dust collecting portion 33, the second dust collecting portion 33 can be exhausted.

  As described above, in the above-described embodiment, the suction port 1 formed at one end of the vacuum cleaner body 5 including the first dust collecting unit 2 and the electric blower 3 has a horizontally long suction in the left-right direction. The suction path 16 including the port 18, the rotating brush 24 provided on the secondary side of the horizontally long suction port 18, and the second dust collecting unit 33 provided in communication with the secondary side of the rotating brush 24 And connecting the suction passage 16 and the suction port 1 to operate the electric blower 3 of the electric vacuum cleaner main body 5 to be used as a powerful suction cleaner. Only the rotating brush 24 of the nozzle head 19 can be rotated to be used as a quiet non-suction cleaner.

  Moreover, in the said Example, the vacuum cleaner main body 5 comprised including the 1st dust collecting part 2 and the electric blower 3 is accommodated in the accommodating part 6 of the support body 7 so that attachment or detachment is possible, and long horizontal suction in the left-right direction is carried out. The suction path 16 including the port 18, the rotating brush 24 provided on the secondary side of the horizontally long suction port 18, and the second dust collecting unit 33 provided in communication with the secondary side of the rotating brush 24 Is provided on one end side of the support body 7 so that the suction port 1 can be connected to the secondary side of the suction path 16, and a second grip portion 22 is provided on the other end side of the support body 7. Thus, the electric vacuum cleaner body 5 can be used as a stick-type suction cleaner in a state where the electric vacuum cleaner body 5 is accommodated in the accommodating portion 6 of the support 7. 6 to be used as a hand-held suction cleaner, It can also be used as a quiet non-suction cleaner that rotates only the rotating brush 24 of the slip head 19 and collects the dust picked up by the rotating brush 24 in the second dust collecting part 33. Furthermore, the electric vacuum cleaner Cleaning can be performed by various methods, such as cleaning with the support 7 alone with the main body 5 removed.

  In addition, by providing the second dust collecting portion 33 in the middle of the suction path 16, among the dust sucked from the horizontally long suction port 18, the first dust collecting portion 2 separated from the horizontally long suction port 18. Even heavy dust that is difficult to be sucked up can be collected in the second dust collecting portion 33 in the vicinity of the horizontally long suction port 18, so that dust can be reliably put into any dust collecting portion regardless of the weight of the dust. Can be stored.

  In addition, since the opening 35 of the second dust collecting portion 33 is provided in the nozzle head 19 so as to face the rotating brush 24, the dust scraped by the rotating force of the rotating brush 24 is removed from the opening. 35 to the second dust collecting part 33 and can be reliably collected.

  Further, by connecting the second electric motor 28 to the rotating brush 24, the rotating brush 24 provided on the nozzle head 19 of the support body 7 can be used independently regardless of the power derived from the vacuum cleaner body 5. It is possible to carry out cleaning using only the support 7 by rotating at.

  In addition, since the first dust collecting part 2 is detachably provided on the front side of the machine casing 8 of the electric vacuum cleaner main body 5, without removing the entire electric vacuum cleaner main body 5 from the storage part 6, Only the first dust collecting part 2 can be removed, and the dust accumulated in the first dust collecting part 2 can be easily discarded.

  As described above, the vacuum cleaner according to the present invention can be applied to various uses. For example, in the above embodiment, the separation type vacuum cleaner has been described as an example, but the rotary brush and the second dust collecting portion are provided in the nozzle head of the vacuum cleaner other than the separation type, and the electric blower is not operated. Alternatively, only the rotating brush may be operated. Moreover, in the said Example, although any electric motor was enabled to drive with a rechargeable battery, the power supply of each said motor may be an alternating current power supply. In the above embodiment, the rotary brush is driven to rotate by the second electric motor, but the rotational force of the rotating body that rotates by moving the nozzle head along the surface to be cleaned is transmitted to the rotary brush. May be. Further, in the above embodiment, the second switch is a three-position switch that operates any motor, stops any motor, and operates only the second motor, but operates any motor, stops any motor, Any one of the electric motors may be a four-position switch that operates.

It is a side view which shows Example 1 of this invention. It is a front view which shows Example 1 of this invention. It is a disassembled side view which shows Example 1 of this invention. It is a bottom view of a nozzle head showing Example 1 of the present invention.

Explanation of symbols

2 First Dust Collector 3 Electric Blower 5 Vacuum Cleaner Body 6 Storage Unit 7 Supporting Body 16 Suction Path 18 Horizontally Suction 19 Nozzle Head 24 Rotating Brush 28 Second Electric Motor 32 Second Dust Collector

Claims (6)

A vacuum cleaner body having a suction port formed at one end and a first dust collecting unit and an electric blower, and a nozzle head connected to the suction port of the vacuum cleaner body. In the vacuum cleaner configured to communicate with the first dust collecting portion through the suction port, the nozzle head is provided with a horizontally long suction port in the left-right direction, and a suction path connectable with the horizontally long suction port.
A vacuum cleaner, wherein a rotary brush is provided on the secondary side of the horizontally long suction port, and a second dust collecting portion is provided on the nozzle head in communication with the secondary side of the rotary brush. A vacuum cleaner main body formed with a suction port at one end and a first dust collecting part and an electric blower,
A support body having a storage unit for detachably storing the main body of the vacuum cleaner,
The support has a nozzle head at one end and a grip at the other end. The nozzle head is provided with a horizontally long suction port in the left-right direction, and a suction path connectable to the horizontally long suction port is provided. In the vacuum cleaner configured to communicate with the suction port during storage of the vacuum cleaner body,
A vacuum cleaner, wherein a rotary brush is provided on the secondary side of the horizontally long suction port, and a second dust collecting portion is provided on the support body in communication with the secondary side of the rotary brush.   The electric vacuum cleaner according to claim 2, wherein the second dust collecting portion is provided in the middle of the suction path.   The vacuum cleaner according to claim 2 or 3, wherein the second dust collecting portion is provided in the nozzle head with an opening facing the rotating brush.   The electric vacuum cleaner according to any one of claims 1 to 4, wherein an electric motor is connected to the rotating brush.   The vacuum cleaner according to any one of claims 1 to 5, wherein the first dust collecting part is detachably provided on a front side of a machine casing of the main body of the vacuum cleaner.

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