JP2003019095A - Electric vacuum cleaner - Google Patents

Abstract

[57] [Summary] [Problem] To provide a vacuum cleaner capable of solving the problems in the case where a bottom cover is provided at the bottom of a dust collecting container and the dust cover is easily opened and closed by opening and closing the bottom cover. provide. A vacuum cleaner according to the present invention includes a vacuum cleaner body 1.
Includes a case 2 having a built-in electric blower and a support portion 10 that supports the dust collection container 9, and a cover member that is rotatably provided in the case 2 and holds the dust collection container 9 in cooperation with the case 2. 3 and the dust collecting container 9 has a cylindrical container body 18 having a gripping portion 20 and a cylindrical container body 18.
A bottom lid 19 that can be opened and closed at the bottom, a clamp member 32 that is provided on the cylindrical container body 18 and clamps the bottom lid 19, and a clamp member 32 that is provided on the grip 20 and is clamped.
And the clamp release push button member 34 that releases the clamp of the bottom lid 19. When the dust container 9 is sandwiched between the case 2 and the cover member 3, the clamp release push button member 34 is Covered with a cover member 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a case in which a cleaner body has a built-in electric blower and a supporting portion for supporting the dust container, and a case provided rotatably in the case and having the dust container. The present invention relates to an improvement of an electric vacuum cleaner including a case and a cover member that holds the case in cooperation.

[0002]

2. Description of the Related Art Conventionally, an electric vacuum cleaner has a case in which a cleaner body has a built-in electric blower and a support portion for supporting a dust container, and a case provided rotatably in the case. 2. Description of the Related Art There is a known one that is composed of a cover member that holds a dust container in cooperation with a case.

In this conventional electric vacuum cleaner, the dust collecting container is provided with a grip, and when removing dust accumulated in the dust collecting container, the cover member is opened and the grip is gripped to remove the dust collecting container from the case. The filter member detachably attached to the upper part is removed from the dust collecting container to throw away dust.

[0004]

However, in this conventional electric vacuum cleaner, when the dust accumulated in the dust container is thrown away, the cover member of the main body of the vacuum cleaner is opened and the grip portion is grasped to collect the dust from the case. It is necessary to remove the container, then remove the filter member from the dust collecting container and turn the dust collecting container upside down to throw away the dust, which is troublesome.

Therefore, the dust collecting container is provided with a bottom lid, and
A clamp member is provided on the dust collection container so that the bottom lid can be opened and closed to dispose of the dust.The clamp release push button member is linked to this clamp member, and the bottom lid is operated by operating the clamp release push button member. Vacuum cleaners are being developed that can be opened to facilitate the disposal of dust, but it is possible that the clamp release push button member may be accidentally pressed, and the clamp release push button member may When pressed, the bottom lid clamp has already been released before the cover member is opened.Therefore, when the cover member is opened and the dust container is removed from the main body of the vacuum cleaner, dust may suddenly spill out. There is.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a bottom cover at the bottom of a dust container to facilitate the disposal of dust by opening and closing the bottom cover. An object of the present invention is to provide an electric vacuum cleaner that can solve the problems in the case of the configuration.

[0007]

According to a first aspect of the present invention, there is provided a vacuum cleaner body having a case in which a cleaner body has a support portion for accommodating an electric blower and for supporting a dust collecting container, and a case provided in the case. A cover member that is movably provided and that holds the dust collection container in cooperation with the case,
The dust collecting container has a cylindrical container body having a grip portion, a bottom cover provided on the bottom of the cylindrical container body so as to be openable and closable, and a clamp provided on the cylindrical container body for clamping the bottom cover. And a clamp release push button member provided on the grip portion and linked to the clamp member to release the clamp of the bottom cover, and the dust container is sandwiched between the case and the cover member. When in the state,
The clamp release push button member is covered with the cover member.

According to the first aspect of the present invention, since the clamp release push button member for releasing the clamp of the bottom lid of the dust collecting container is covered with the cover member of the cleaner body, the gripping part of the dust collecting container is held. Be sure to touch the clamp release push button member by mistake and press the clamp release push button member when you try to open the cover member of the cleaner body by grasping and remove the dust container from the cleaner body. Therefore, when the grip of the dust container is gripped and the cover member of the cleaner body is opened, the bottom cover is opened and dust that has been collected is prevented from accidentally spilling from the dust container.

The invention of the electric vacuum cleaner according to claim 2 is characterized in that the clamp release push button member is projected from an upper portion of the grip portion.

According to the second aspect of the present invention, since the clamp release push button member is provided above the grip of the dust collecting container, the clamp release push button is held with the grip of the dust collecting container held. Easy to operate the members.

[0011]

1 to 3 are external views of an electric vacuum cleaner according to the present invention. 1 to 3, reference numeral 1 is a cleaner body. The vacuum cleaner body 1 includes a case 2 and a cover member 3. As shown in FIG. 2, the rear portion of the cover member 3 is provided with the hinge member 4 and the case 2
Is rotatably attached to. A hose connection port 5A is formed in the front part of the cover member 3. A grip portion 6 of the cleaner body 1 is formed midway from the hose connection port 5A to the rear bifurcated portion 5B. An operation portion 7 is provided on the side of the grip portion 6 close to the hose connection port 5A, and
A lock release button 8 is provided on the lateral wall of the operation unit 7.

As shown in FIG. 2, the cover member 3 can be opened with a rear portion as a fulcrum via a hinge member 4.
The case 2 has a built-in electric blower 2B (see FIG. 12) and a mounting portion 10 on which the dust container 9 is mounted. Further, the case 2 is provided with a filter member 11 on an upper portion thereof and a pair of protrusions 13 having a locking engagement recess 12. When the cover member 3 is closed, the pair of lock claws 3A provided on the cover member 3 engage with the locking engagement recesses 12, whereby the cover member 3 is locked to the case 2, and the lock release button is released. When 8 is pressed, the lock claw 3A and the lock engaging recess 12
The engagement with and is released, and the cover member 3 can be opened.

The filter member 11 is an electric blower 2B.
It is located directly above. An exhaust port 2A is formed on the side wall of the case 2. Communication port 1 for cover member 3
4, 15, 16 are formed. The communication port 14 communicates with the hose connection port 5A. The communication port 15 and the communication port 16 are communicated with each other inside the cover member 3, a packing member 17 is provided around the communication port 15, and the communication port 16 faces the filter member 11 when the cover member 3 is closed. At the same time, the packing member 17 seals the space between the communication port 16 and the packing member 17.

As shown in FIG. 4, a bottom cover 19 is provided at the bottom of the cylindrical container body 18 of the dust container 9, and a grip 20 is provided at the front thereof. A filter insertion portion 21 is provided on the upper portion of the cylindrical container body 18 as shown in FIG. A filter setting member 22 is detachably set on the filter insertion portion 21 as shown in FIG.

The filter set member 22 is composed of a lower member 22A shown in FIGS. 6 and 7 and an upper member 22B shown in FIG. 8, and a filter (not shown) is sandwiched and fixed between both members 22A and 22B. A knob portion 23 is formed on the front portion of the lower member 22A, and a suction cylinder 24 that faces the communication port 14 when the cover member 3 is closed is formed.
An air flow direction plate 25 is formed at the lower mouth of the suction cylinder 24 as shown in FIG. The knob portion 26 is provided on the upper member 22B.
Are formed.

A pair of rotation support walls 27 are formed on the bottom of the rear side of the cylindrical container body 18 as shown in FIGS. 5 and 9. A fitting recess 28a is formed in the rotation support wall 27. A protrusion plate portion 29a is formed on the rear portion of the bottom lid 19, and a fitting shaft portion 30a that is rotatably fitted and supported in the fitting recess 28a is formed on the protrusion plate portion 29a. The joint shaft portion 30a can be rotated about the fulcrum.

As shown in FIG. 10, the grip portion 20 has an insertion portion 28 that is inserted into the cylindrical container body 18. The insertion part 28 is hollow, and a clamp mechanism 29 is provided below the hollow insertion part 28. The clamp mechanism 29 includes a rotation support wall 30, a shaft 31 rotatably supported by the rotation support wall 30, a clamp member 32 integrated with the shaft 31, and a screw coil spring 33.

One end 33a of the torsion coil spring 33
11 is in contact with the inner wall of the insertion portion 28, the other end 32b of the screw coil spring 33 is in contact with the clamp member 32, and the clamp member 32 is supported by the screw coil spring 33 on the shaft 31 as a fulcrum. It is rotatable and urged in the clamp direction (arrow Z direction).

As shown in FIGS. 11 and 12, the clamp member 32 has a clamp claw 32a that engages with a hook claw 19a formed on the front portion of the bottom cover 19 and an engagement abutment with which a clamp release bar described later engages. And part 32b.

A clamp release button 34 is provided on the upper portion of the grip portion 20 as shown in FIGS. The clamp release push button member 34 is biased by the coil spring 35 shown in FIG. 4 in a direction projecting upward from the grip portion 20. The clamp release push button member 34
The amount of protrusion is defined by the base 34a of the base contacting the upper inner wall of the grip 20. Its base 34a
One end 36a of the clamp release bar 36 is attached to the other end of the clamp release bar 36, and the other end 36b faces the engaging contact portion 32b. Inside the insertion portion 28, a pair of guide protrusions 28y are provided as shown in FIG. 10, and as shown in FIG. 4, a pair of guide protrusions 28z, 28z are provided at intervals in the vertical direction. There is. As a result, the clamp release bar 36 is smoothly guided in the vertical direction.

A cover cover 37 is formed just below the hose connection port 5A of the cover member 3 so as to surround and surround the clamp release push button member 34. The clamp release push button member 34 covers the case 2 and the case 2. Cover member 3
The dust collecting container 9 is sandwiched and fixed by and is covered with the covering cover 37. Therefore, when the hose is attached or detached, dust does not fall around the clamp release push button member 34 and adhere to the hose, clogging the gap between the clamp release push button member 34 and the opening 34 </ b> A of the grip portion 20, and releasing the clamp release push member. It can be reliably prevented that the button member 34 does not move.

In the state shown in FIG. 1, when a suction hose (not shown) is connected to the hose connection port 5A to start sucking air, the suction air is introduced to the hose connection port 5A, the communication port 14, and the suction cylinder 24 together with dust. The wind direction plate 2 provided on the suction cylinder 24
5, a spiral wind (cyclone wind) in the circumferential direction along the inner peripheral wall of the cylindrical container body 18 is guided to the dust collecting container 9 as shown in FIG. Toward the portion, is guided to the communication port 15 through the filter provided at the center, is guided to the filter member 11 via the communication ports 15 and 16, and is discharged from the exhaust port 2A through the inside of the case 2. It

Of the dust in the suction air introduced into the dust collecting container 9, a large amount of dust falls when the suction air is decelerated in the dust collecting container 9 and collects in the dust collecting container 9. Fine dust with a small weight is removed by a filter installed on the upper part of the dust collection container 9 and a filter member 11 installed on the upper part of the case 2.

When the dust collected in the dust container 9 is thrown away, the cover member 3 is opened, the grip 20 is grasped, the dust container 9 is removed from the case 2, and the clamp release push button member 34 is depressed. 13 (a), the other end 36b of the clamp release bar 36 descends toward the engaging contact portion 32b as shown by the arrow A, and as shown in FIG. When the other end 36b of the clamp release bar 36 comes into contact, the clamp member 32 is rotated in the direction opposite to the clamp direction with the shaft 31 as a fulcrum against the biasing force of the screw coil spring 33 in the clamp direction. When the engagement between the claw 19a and the clamp claw 32a is released and the clamp release bar 36 is further lowered, as shown in FIG.
As shown in (c), the engaging contact portion 32 contacts the head portion of the hook 19a, the bottom lid 19 is pushed and opened as shown in FIG. 13 (d), and as shown in FIG. Since the bottom lid 19 is fully opened and the dust in the dust container 9 falls, it can be discarded in a dust collection bag (not shown) or the like.

On the other hand, when the bottom cover 19 is opened, the clamp member 32 is returned in the clamp direction by the screw coil spring 33. When closing the bottom cover 19,
The head portion of a is pushed by the tapered surface 32c of the clamp claw 32, whereby the clamp member 32 is released in the clamp release direction.
Is rotated, and when the head of the hook 19a passes the clamp hook 32a, the pressing of the clamp hook 32a by the head of the hook 19a is released, so that the clamp hook 32a is urged by the torsion coil spring 33. The bottom lid 19 is clamped again by being rotated in the clamping direction.

Further, since another member is used to prevent the clamp release push button member 34 from being pushed during cleaning, the construction is simple.

The bottom lid 19 has a seal packing 38.
When the bottom lid 19 is closed, the bottom portion is sealed by the sealing packing 38.

[0028]

According to the invention described in claim 1, since the clamp release push button member for releasing the clamp of the bottom lid of the dust collecting container is covered by the cover member of the cleaner body, the cleaner body It is possible to avoid the situation where the bottom lid is opened before opening the cover member, and as a result, when removing the dust collection container from the cleaner body, the dust that has been collected is suddenly collected. This has the effect of reliably preventing spillage.

According to the second aspect of the invention, since the lock release push button member is provided on the upper portion of the grip portion, it is easy to operate the lock release push button member with the grip portion held. effective.

[Brief description of drawings]

FIG. 1 is an external view showing a vacuum cleaner of the present invention, showing a state in which a cover member is closed.

FIG. 2 is an external view showing the vacuum cleaner of the present invention, showing the state in which the cover member is opened and the dust container is removed.

FIG. 3 is an external view showing the vacuum cleaner of the present invention, showing a state in which the cover member is opened and the dust container is set in the case.

FIG. 4 is a cross-sectional view showing a schematic configuration of a dust container.

FIG. 5 is a diagram showing a schematic configuration of the dust collecting container as viewed from the upper surface side.

6 is an external view showing a lower member of the filter set member shown in FIG.

FIG. 7 is a plan view of the lower member shown in FIG.

FIG. 8 is a plan view of the upper member shown in FIG.

9 is a view of the dust container shown in FIG. 3 as viewed from the rear side.

FIG. 10 is a view of a part of the dust container shown in FIG. 3 cut away and viewed from the front side.

11 is a diagram showing a state in which a bottom lid of the dust collecting container shown in FIG. 4 is opened.

FIG. 12 is an explanatory view showing the flow of suction air of the vacuum cleaner of the present invention.

13A and 13B are explanatory views for explaining the operation of the clamp mechanism of the present invention, in which FIG. 13A shows a state before the clamp release push button is pressed, and FIG. 13B shows clamp release by pressing the clamp release push button. The lower end of the other end of the bar shows a state in which the lower end of the bar abuts on the engaging abutting portion of the clamp member. (D) shows a state in which the engagement between the clamp member and the claw is released and the bottom lid is opened.

[Explanation of symbols]

1 ... Vacuum cleaner body 2 ... Case 3 ... Cover member 9 ... Dust collection container 18 ... Cylindrical container body 19 ... Bottom lid 20 ... Grip 32 ... Clamping member 34 ... Clamp release push button member

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Kenji Kojima             Toshiba Tec, 43 Horiyamashita, Hadano City, Kanagawa Prefecture             Hadano Factory Co., Ltd. (72) Inventor Maaino Matsuno             Toshiba Tec, 43 Horiyamashita, Hadano City, Kanagawa Prefecture             Hadano Factory Co., Ltd. (72) Inventor Norio Takemoto             Toshiba Tec, 43 Horiyamashita, Hadano City, Kanagawa Prefecture             Hadano Factory Co., Ltd. F-term (reference) 3B062 AG02 AG08 AH02

Claims (2)

[Claims] 1. A case in which a cleaner body has a built-in electric blower and has a support portion for supporting a dust container, and the case is rotatably provided in the case and cooperates with the case. The dust container is a cylindrical container body having a grip portion, a bottom lid openably and closably provided on the bottom of the cylindrical container body, and the cylindrical container body. The dust collecting container includes a clamp member that is provided to clamp the bottom lid, and a clamp release push button member that is provided at the grip portion and that is linked to the clamp member and that releases the clamp of the bottom lid. When sandwiched between the case and the cover member,
The electric vacuum cleaner according to claim 1, wherein the clamp release push button member is covered with the cover member. 2. The vacuum cleaner according to claim 1, wherein the clamp release push button member is projected from an upper portion of the grip portion.