JP2017018450A - Vacuum cleaner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a vacuum cleaner where an engagement state between a dust collection device and a cleaner body is not easily canceled even when force is added in the removal direction of the dust collection device due to an impact or a vibration from an outside in normal use or moving the body.SOLUTION: A vacuum cleaner includes: a cleaner body 1 incorporating an electric blower 9; and a dust collection device 10 removably attached to the cleaner body 1 so as to catch dust. The dust collection device 10 includes: a rotatably journaled grip part 17; engagement parts 25 to be projected in the mounting direction of the dust collection device 10 on the cleaner body 1; and a compression spring 29 for energizing the grip part 17 in a direction to allow the grip part 17 to be in a storage state. The cleaner body 1 has engagement holes 16. The engagement parts 25 are engaged with the engagement holes 16 at positions where the grip part 17 is in the storage state. The engagement between the engagement parts 25 and the engagement holes 16 is canceled in conjunction with the rotation of the grip part 17. Thus, the engagement state between the dust collection device 10 and the cleaner body 1 is not easily canceled.SELECTED DRAWING: Figure 8

Description

  The present invention relates to a vacuum cleaner provided with a dust collecting device for storing detachable dust.

  A vacuum cleaner with a dust collector detachable like a cyclone vacuum cleaner in recent years has a configuration in which the dust collector and the cleaner body are engaged when the dust collector is attached to the cleaner body. Therefore, a configuration is required in which the engaged state is maintained during normal use, and when the dust collector is pulled out, the engaged state between the dust collector and the cleaner body is easily released. In such a vacuum cleaner, the direction in which the dust collector is pulled out from the cleaner body is set to be greater than 90 degrees with respect to the direction in which the dust collector is mounted, and force is exerted in the direction in which the dust collector is pulled out. There is one that has a configuration in which the engagement state of the dust collector and the cleaner body is released only when the pressure is applied (for example, see Patent Document 1).

JP 2014-8302 A

  However, in the conventional configuration, the direction in which the dust collector can be pulled out due to external impact or vibration when the user does not intend to pull out the dust collector, for example, during normal use or when the main body is moved. When a force is applied, the engagement state between the dust collector and the cleaner body is easily released, and there is a problem that the dust collector is unintentionally detached from the cleaner body.

  The present invention solves the above-described conventional problems. When a user pulls out the dust collector, the engagement between the dust collector and the cleaner body is easily released, and the user pulls out the dust collector. An object of the present invention is to provide a vacuum cleaner in which the engaged state between the dust collector and the cleaner main body is not easily released in a state where this is not intended.

  In order to solve the above-described conventional problems, the vacuum cleaner of the present invention includes a vacuum cleaner body that includes an electric blower that generates suction air, and is detachably attached to the vacuum cleaner body, and is generated by the electric blower. The dust collecting device that collects dust sucked in by the suction air, the handle portion pivotally supported by the dust collecting device, and the handle portion, the dust collecting device being disposed in the vacuum cleaner An engaging portion arranged in a direction projecting in the mounting direction to the main body, an urging means for urging the handle portion in a direction in which the handle portion is housed in the dust collector, and the vacuum cleaner main body An engaging hole into which the engaging portion is inserted, and the engaging portion is in a state in which the handle portion is housed in the dust collecting device when the dust collecting device is attached to the cleaner body. The handle is engaged with the engagement hole at the position where the In conjunction with be rotated in a direction to increase, in which a structure in which engagement with the engagement hole is released.

  Thereby, in a state where the dust collector is mounted on the cleaner body, the engagement state between the dust collector and the cleaner body is maintained by the engagement of the engaging portion and the engagement hole. In addition to the above, the urging force of the urging means applies a force in a direction in which the handle portion is held in the retracted position, and at the same time, a force in a direction in which the engagement state between the engagement portion and the engagement hole is maintained. Therefore, even if a force is applied in the direction of pulling out the dust collector, the engagement state between the dust collector and the cleaner main body can be hardly released.

  In the vacuum cleaner of the present invention, when the user pulls out the dust collector from the vacuum cleaner main body, the engagement between the dust collector and the vacuum cleaner main body is easily released, and the dust collector is attached to the vacuum cleaner main body. In a state where it is necessary, the engagement state between the dust collector and the cleaner body is not easily released even if a force is applied in the direction of pulling out the dust collector.

Whole perspective view of the electric vacuum cleaner in Embodiment 1 of this invention Front perspective view of the main body of the vacuum cleaner Side sectional view of the main body of the vacuum cleaner Front perspective view of the vacuum cleaner with the dust collector removed Cross-sectional side view of the dust collector Overall perspective view showing the handle of the dust collector Partial sectional view showing the structure of the handle of the dust collector The fragmentary sectional view which shows the engagement state of the dust collector and the electric cleaning main body

  1st invention collects the dust attracted | sucked by the vacuum cleaner main body which incorporates the electric blower which generates a suction wind, and the said vacuum cleaner main body so that attachment or detachment is possible, and the suction wind generated with the said electric blower The dust collecting device, a handle portion pivotally supported by the dust collecting device, and provided in the handle portion, facing the direction in which the dust collecting device protrudes in the mounting direction to the cleaner body. An engaging portion arranged; an urging means for urging the handle portion in a direction in which the handle portion is housed in the dust collecting device; and the engaging portion is inserted in the cleaner body. An engagement hole, and the engagement portion is engaged with the engagement hole at a position where the handle portion is housed in the dust collector when the dust collector is mounted on the cleaner body. In conjunction with being rotated in the direction of lifting the handle from the storage position, By adopting a configuration in which the engagement with the engagement hole is released, in a state where the dust collector is mounted on the cleaner body, the engagement portion and the engagement hole are engaged with each other by the engagement by insertion. In addition to maintaining the state of the dust device and the cleaner main body, the urging force of the urging means applies a force in the direction in which the handle is held in the retracted position, and at the same time, engages with the engaging portion. A force is applied in the direction in which the engagement state with the joint hole is maintained, and even if an external force is applied in the direction in which the dust collector is pulled out, the engagement state between the dust collector and the vacuum cleaner body remains. When the dust collector is not easily released and the dust collector is pulled out, the engagement state between the engagement portion and the engagement hole is released in conjunction with the rotation of the handle portion in the direction in which the handle portion is pulled up from the storage position. The engaged state of the dust device and the cleaner body can be easily released.

  According to the second invention, in particular, the engagement portion of the first invention has a claw shape that protrudes vertically upward with respect to the direction in which the dust collector is mounted on the cleaner body. It is possible to add fitting engagement by the claw of the joint portion and the inner wall surface of the upper portion of the engagement hole, and the engagement state can be further hardly released.

  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)
FIG. 1 is an overall perspective view of the electric vacuum cleaner according to the first embodiment of the present invention. FIG. 2 is a front perspective view of the electric vacuum cleaner. FIG. 3 is a sectional side view of the vacuum cleaner body of the electric vacuum cleaner. FIG. 4 is a front perspective view of the electric vacuum cleaner with a dust collecting device removed. FIG. 5 is a central sectional view of the dust collector. FIG. 6 is an overall perspective view showing a handle portion of the dust collector. FIG. 7 is a partial cross-sectional view showing a configuration of a handle portion of the dust collector. FIG. 8 is a partial cross-sectional view showing an engaged state of the dust collector and the electric cleaning main body.

  As shown in FIG. 1, a vacuum cleaner 100 according to the present invention includes a vacuum cleaner body 1 including an electric blower 9 (see FIGS. 2 and 3) that generates suction air, and a suction that sucks dust on a surface to be cleaned. The tool 2 includes an extension pipe 3 whose one end is connected to the suction tool 2, and a hose 4 whose one end is connected to the extension pipe 3 and whose other end is connected to the cleaner body 1.

  The suction tool 2 includes a rotating brush (not shown) that scrapes dust on the surface to be cleaned and an electric motor (not shown) that rotates the rotating brush (not shown). Further, a tip pipe 6 having a hand handle 5 that is held when the user cleans is provided at the end of the hose 4 on the side of the extension pipe 3. The hose 4 is detachably connected. Further, a connection pipe 7 is provided at the end of the hose 4 on the cleaner body 1 side, and the inlet 8 and the hose 4 of the cleaner body 1 are detachably connected via the connection pipe 7. ing.

  As shown in FIGS. 2 to 4, the cleaner body 1 is composed of a lower frame body 11 that forms the lower surface of the cleaner body 1 and an upper frame body 12 that forms the upper surface of the cleaner body 1. The lower frame body 11 and the upper frame body 12 are coupled by a claw, a screw or the like.

  A traveling caster 13 is rotatably mounted in front of the lower surface of the lower frame body 11, and traveling wheels 14 are provided on the left and right side surfaces of the lower frame body 11. It is comprised so that it can drive | work at least along the front-back direction. Hereinafter, the front-rear direction and the left-right direction are based on the traveling direction of the cleaner body 1.

  The upper frame 12 has an engagement hole 16 for engaging the dust collector 10 and the cleaner body 1, and an inlet 15 for sucking air discharged from the dust collector 10 into the cleaner body. have.

  A dust collector 10 that separates and collects dust sucked by the suction air generated by the electric blower 9 is detachably attached to the front of the vacuum cleaner body 1 while being inclined at a predetermined angle. It is done.

  Here, in this Embodiment, it is comprised so that the dust collector 10 may be attached to the cleaner body 1 in the state inclined about 45 degree | times.

  As shown in FIG. 5, when the dust collector 10 is roughly divided into components, the outer shell is composed of a lower dust collection container 19a, and an upper dust collection container 19b combined with the opening of the lower dust collection container 19a from above. A handle presser 18 that is coupled to the upper surface of the upper dust collecting container 19b by claws or screws, a rotatable handle 17 that is pivotally supported by the handle presser 18, and a lower face of the lower dust collecting container 19a. It comprises a bottom lid 22 provided so as to close the provided opening b21.

  As shown in FIG. 6, the handle portion 17 includes a rotation shaft hole 24, a substantially rectangular handle portion 23 for a user to operate in front of the rotation shaft hole 24, and a rear portion of the rotation shaft hole 24. The engaging portion 25 protruding in the direction in which the dust collector 10 is attached to the cleaner body 1 is integrally formed, and the tip of the engaging portion 25 is the direction in which the dust collector 10 is attached to the cleaner body 1. On the other hand, it has a claw 26 protruding vertically upward.

  As shown in FIG. 7, the handle portion 17 has a rotation shaft hole 24 rotatably held and fixed to a rotation shaft 27 of the handle portion retainer 18, and between the handle portion 17 and the handle portion retainer 18, A compression spring 29 is provided in the front-rear direction as an urging means.

  One end of the compression spring 29 is in contact with a rib 28 provided on the lower side of the rotation shaft hole 24 of the handle portion 17, and one end on the opposite side is provided on the handle portion presser 18 positioned in front of the rib 28. The abutted spring installation portion 30 is in contact.

  As a result, the compression spring 29 urges the grip portion 17 around the rotation shaft 27, a portion in front of the rotation shaft 27 in the downward direction A, and a portion rearward from the rotation shaft 27 in the upward direction B. When the user is not operating the handle portion 17, the handle portion 17 is maintained in the stored state.

  The storage state of the handle portion 17 in the present embodiment is a state in which the upper surface of the handle portion 17 is substantially flush with the upper surface of the handle portion presser 18, and is the state of the handle portion 17 shown in FIG. is there.

  As shown in FIG. 8, in a state where the dust collector 10 is attached to the cleaner body 1, the engaging portion 25 is inserted into the engaging hole 16, and the upper surface 25 a of the engaging portion 25 and the engaging hole 16 are inserted. The upper end surface 16a holds the engagement in the upward 90 degree direction with respect to the mounting direction C of the dust collector 10.

  Furthermore, the upper inner wall surface 16b of the engagement hole 16 and the front surface 26a of the claw 26 formed at the tip of the engagement portion 25 facing the engagement hole 16 are more than 90 degrees above the mounting direction C of the dust collector 10. Engagement in the direction in which the dust collector 10 is unmounted is maintained.

  When the handle portion 23 of the handle portion 17 is pulled up, the engagement portion 25 is lowered downward, the engagement between the engagement portion 25 and the engagement hole 16 is immediately released, and the dust collector 10 can be extracted from the cleaner body 1. it can.

About the vacuum cleaner comprised as mentioned above, the operation | movement and an effect | action are demonstrated below.
When the user starts cleaning using the electric vacuum cleaner 100, power is supplied from a power cord (not shown) to the electric blower 9, and suction air is generated by the electric blower 9. When suction wind is generated by the electric blower 9, dust on the surface to be cleaned is sucked together with air from the suction tool 2. The air containing the dust sucked from the suction tool 2 flows into the cleaner body 1 through the extension pipe 3 and the hose 4 and is then centrifuged by the dust collecting device 10 to collect only the dust. .

  Then, air substantially free of dust by centrifugation is discharged from the opening a20 of the dust collector 10, and is sucked into the electric blower 9 from the suction port 15 of the cleaner body 1, and the inside of the electric blower 9 is While cooling, it is discharged to the outside of the cleaner body 1.

  When the dust collector 10 is attached to the cleaner body 1, the dust collector 10 maintains the engaged state with the cleaner body 1 by the engagement of the engaging portion 25 and the engagement hole 16. The urging force of the compression spring 29 disposed between the handle portion 17 and the handle portion presser 18 of the dust device 10 maintains the handle portion 17 in the storage position, and at the same time, the grip portion 17 positioned behind the rotary shaft 27. The engaging portion 25 is pushed upward B so that the engagement between the engaging portion 25 and the engaging hole 16 is difficult to be released, and the dust collecting device 10 is pulled out from the cleaner body 1 by an external impact or vibration. Even when a force is applied to the vacuum cleaner main body 1, the engaged state with the cleaner body 1 can be maintained.

  When the cleaning is completed, the user pulls up the handle portion 23 of the handle portion 17 of the dust collecting device 10 to immediately release the engagement between the engagement portion 25 and the engagement hole 16, and dust is removed from the cleaner body 1. The collected dust collecting device 10 can be easily extracted, and the dust collected at a disposal position such as a trash can can be discarded.

In the vacuum cleaner of the present invention, when removing the dust collector from the cleaner body, the user simply lifts the handle to release the engagement between the dust collector and the cleaner body and cleans the dust collector. It can be easily removed from the machine body, and during normal use, the engagement between the dust collector and the vacuum cleaner body is not easily released even when an external impact is applied by the urging force of the urging means. Therefore, it can be suitably applied to the fields and uses of household vacuum cleaners and industrial vacuum cleaners.

DESCRIPTION OF SYMBOLS 1 Vacuum cleaner main body 2 Suction tool 3 Extension pipe 4 Hose 5 Hand handle 6 Tip pipe 7 Connection pipe 8 Inlet 9 Electric blower 10 Dust collector 11 Lower frame 12 Upper frame 13 Caster 14 Wheel 15 Inlet 16 Engagement hole 17 Handle part 18 Grasping part holder 19a Lower dust container 19b Upper dust container 20 Opening part a
21 opening b
22 Bottom cover 23 Handle part 24 Rotating shaft hole 25 Engaging part 26 Claw 27 Rotating shaft 28 Rib 29 Compression spring 30 Spring installation part 100 Electric vacuum cleaner

Claims (2)

A vacuum cleaner body with a built-in electric blower that generates suction air;
The dust collecting device that is detachably attached to the vacuum cleaner body and collects dust sucked by suction air generated by the electric blower;
A handle that is pivotally supported by the dust collector;
An engaging portion provided in the handle portion and arranged in a direction in which the dust collecting device protrudes in a mounting direction to the cleaner body;
Urging means for urging the grip portion in a direction in which the grip portion is stored in the dust collector;
An engagement hole provided in the cleaner body and into which the engagement portion is inserted,
The engaging portion is engaged with the engaging hole at a position where the grip portion is housed in the dust collecting device when the dust collecting device is attached to the cleaner body.
A vacuum cleaner configured to be disengaged from the engagement hole in conjunction with being rotated in a direction in which the handle portion is lifted from the storage position. The vacuum cleaner according to claim 1, wherein a tip shape of the engagement portion is a claw shape protruding vertically upward with respect to a direction in which the dust collector is mounted on the cleaner body.

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