JP3201644B2 - Electric vacuum cleaner - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vacuum cleaner capable of opening and closing a lid of a dust collecting chamber even when a suction port is attached to the main body of the vacuum cleaner.

[0002]

2. Description of the Related Art Conventionally, as a vacuum cleaner attached to a vacuum cleaner main body while this kind of suction opening body is connected to the vacuum cleaner main body via a hose body and a pipe body, for example, West German Patent Publication No. 3529133 is disclosed. The configuration described in the document is known.

[0003] The structure described in the specification of West German Patent Publication No. 3529133 is such that the main body of the vacuum cleaner is set in a standing state different from the state at the time of cleaning, and a suction port is attached to the abdominal surface of the main body of the vacuum cleaner. is there.

However, this German Patent Publication No. 35291 is disclosed.
In the case of the configuration described in the specification of No. 33, it differs from the time of cleaning
To connect the suction body to the vacuum cleaner body in the standing position ,
Installation work is complicated.

In a state where the main body of the vacuum cleaner is cleaned,
As a vacuum cleaner to which a suction opening can be attached, for example, a configuration described in Japanese Patent Application Laid-Open No. 3-51024 is known. In this Japanese Patent Application Laid-Open No. 3-51024,
In a cleaning state where the front and rear wheels of the vacuum cleaner main body are grounded, the mounting means provided on the pipe body is locked and mounted on the locking means provided on the rear part of the vacuum cleaner main body, and sucked into the vacuum cleaner main body. Wear your mouth. Further, the hose of the suction opening is located in front of the main body of the vacuum cleaner, and a lid for opening and closing the dust collecting chamber is attached to the front so as to be freely opened and closed.

[0006]

However, as described in Japanese Patent Application Laid-Open No. 3-51024, the structure in which the locking means is provided at the rear portion of the vacuum cleaner main body has a structure in which the pipe body or the suction port body is provided. In order to attach the provided attachment means to the locking means, the front end of the suction port body facing forward must be connected to the locking means.
After rotating the suction port by 0 ° and the tip of the suction port body to the rear, the suction port body must be attached to the main body of the vacuum cleaner, and the hose body or pipe body must be changed once, so the installation work and removal The work becomes complicated.

Further, the hose body at the base end side of the suction port body is attached to the front end side of the vacuum cleaner main body, and when the suction port body is mounted at the rear part of the vacuum cleaner main body, the hose body is located on the lid body. However, there is a problem that the lid cannot be opened and closed.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and it is easy to attach the suction opening to the main body of the vacuum cleaner. It is an object to provide a vacuum cleaner capable of opening and closing a lid.

[0009]

The vacuum cleaner of the present invention comprises:
A dust collecting chamber is formed in the front inside of the main body of the vacuum cleaner and accommodates a dust collecting bag detachably from an upper opening, and a lid for opening and closing the upper opening is rotatably attached to the dust collecting chamber. are, together with the suction port body are connected via a hose body and the pipe to the cleaner body, the cleaner main body in an electric vacuum cleaner having a front and rear wheel grounded during cleaning, the dust Behind the rear of the chamber and lid
And locking means as well as position is formed on the side upper surface of the cleaner body while grounding the front wheel and the rear wheel on the vacuum cleaner main body, removably said suction port body to the locking means Mounting means for attaching the suction port body to the locking means so that the lid body can be attached to and detached from the dust collection bag. It is formed at a position where it does not contact the suction port body and the pipe body in an open state.

[0010]

According to the vacuum cleaner of the present invention, with the front wheel and the rear wheel grounded, the locking means for locking the mounting means for mounting the suction opening is located behind the rearmost portion of the lid.
The dust collecting bag is formed on the top of the side of the vacuum cleaner main body that does not come into contact with the suction opening body and the pipe body even when the lid is opened so that it can be inserted into and removed from the dust collection chamber. Even if the lid is opened for loading and unloading the dust bag with the suction port attached, the lid does not contact the suction port and the pipe. The lid can be opened and closed freely even when the suction port is attached to the main body of the vacuum cleaner , and the locking means is located behind the last part of the dust collection chamber.
To reduce the dust collection capacity of the dust collection chamber.
Not even.

[0011]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a vacuum cleaner according to an embodiment of the present invention.

1 and 2, reference numeral 1 denotes a vacuum cleaner main body. The vacuum cleaner main body 1 includes a lower case 2 having an open upper surface, and an upper case 3 for closing a rear upper surface of the lower case 2. cover 5 and main body case 4 having an open front side upper surface portion, the opening of the front top portion of the main body case 4 by flush continuously from the upper portion case 3, which openably closed from
It consists of Further, the lower case 2, as shown in FIG. 4, with swivel wheels 6 as pre wheels pivotable front lower surface is mounted, a driven rear wheel 7 as the rear wheel on the rear side is attached to a pair right and left , The vacuum cleaner body 1 is turned
Mounted on the floor so that it can run on the rotating wheel 6 and the driven rear wheels 7, 7
Ru is location. Further, a bulging portion 8 in which the main body case 4 bulges to the side surface is formed at a slightly front portion of the driven rear wheel 7, and the driven rear wheel 7 is located on the inner surface side with respect to the bulging portion 8. Also,
The upper part of the bulging portion 8 extends along the longitudinal direction of the main body case 4,
Concave portions 9 and 10 are formed continuously with the upper case 3 and the lid 5.

Further, an upper handle is provided on the upper part of the main body case 4.
11 are pivoted.

FIGS. 1 to 3 show the upper case 3.
As shown in (1), a locking portion 12 as a locking means having an opening upward and laterally is formed at an upper portion on the right side in the traveling direction of the vacuum cleaner main body 1. When the center of the traveling direction of the vacuum cleaner body 1 is set as a reference, the lid 5 is
In a state where it is turned by 0 ° and opened, the locking portion 12
Is provided behind the last part of the A locking wall portion 13 is formed on the side of the locking portion 12 so as to protrude flush with the surface of the bulging portion 8. Further, the closing lid portion 14 for closing the opening of the locking portion 12 has a lower end pivoted from the upper portion to the side inside the upper portion of the locking portion 12, and the locking wall portion.
The upper portion is pivotally supported by a spring body (not shown) such as a torsion spring so as to be rotatably supported at the upper portion so as to close the opening flush with the bulging portion 8 and the concave portions 9 and 10 by contacting the opening 13. Have been.

On the other hand, as shown in FIG. 2, a partition 22 having a grid-like communication port 21 is provided in the vacuum cleaner main body 1 to collect a dust collection bag (not shown) which is opened upward and is detachably accommodated. A dust chamber 23 is defined at the front, and an electric blower chamber 24 having a built-in electric blower (not shown) is defined behind the dust collection chamber 23. Note that the dust bag is a lid
5 is removed from the opening on the top of the dust collection chamber 23
You.

[0016] Then, the suction port 25 is provided positioned at the front end of the lower portion case 2 at the front end of the vacuum cleaner main body 1, one end of the hose body 31 of the flexible This inlet portion 25 is attached The other end of the hose body 31 is provided with a handle 33 provided with an operation unit 32 for controlling driving of an electric blower or the like. Further, an extension pipe 34 as a pipe body detachably fitted is attached to the handle portion 33, and the extension pipe 34
A suction port body 35 is detachably attached to the tip of.

Further, as shown in FIG. 1, FIG. 2 and FIG. 4, the suction port 35 is provided with a mounting portion 36 as mounting means which is locked by the locking portion 12 of the upper case 3. .

As shown in FIG. 4, the mounting portion 36 has a protrusion 41, and a groove 42 for engaging with the locking wall 13 of the locking portion 12 is provided on both sides of the protrusion 41. The groove portion 42 is engaged with the locking wall portion 13, and the mounting portion 36 is attached to the locking portion 12.
It is locked to.

As described above, since the mounting portion 36 is locked by the locking portion 12, the lower portion of the front end of the suction port 35 of the hose body 31 is grounded to the floor as shown in FIGS. The left-right direction of the suction port body 35 follows the running direction of the vacuum cleaner main body 1, and the hose body 31 is located on the right side surface of the vacuum cleaner main body 1 and is mounted in an upright position.

Next, the operation of the above embodiment will be described.

At the time of normal cleaning, the turning wheel 6 and the driven rear wheel 7 of the vacuum cleaner main body 1 are grounded, and the mounting portion 36 of the suction opening body 35 is not mounted on the locking portion 12 of the vacuum cleaner main body 1. , the suction port body 35 is cleaned so as to face the suction port body 35 to the cleaning surface in a free state.

When the hose body 31 is attached to the vacuum cleaner main body 1 by suspending the housing of the vacuum cleaner main body 1 and the cleaning, the grip 33 of the hose body 31 is held.
Attach the mounting part 36 of the suction port body 35 from above the locking part 12
While pressing downward against the bias, 14 is opened and inserted below the opening of the locking portion 12. During this insertion,
The groove 42 of the mounting portion 36 is engaged with the locking wall portion 13 of the locking portion 12 and guided by the locking wall portion 13, and the mounting portion 36 is slid downward to lock the locking portion 12. . With this locking,
The hose body 31 is attached to the vacuum cleaner main body 1.

When the suction port 35 is attached to the locking section 12 by the mounting section 36, the locking section 36 is in contact with the suction port 35 and the extension pipe 34 even when the lid 5 rotates. The locking portion 12 of the vacuum cleaner main body 1
Even if the attachment part 36 for attaching the suction port body 35 is locked,
Since the lid 5 can be rotated at least until the lid 5 is opened by 90 °, dust collection in the dust collection chamber 23 in the lid 5 can be easily performed even when the suction opening 35 is attached to the vacuum cleaner main body 1. Bags can be replaced. Further, since the concave portion 10 is formed in the lid body 5, when the suction port 35 is removed from the vacuum cleaner main body 1, even if the extension tube 34 or the handle portion 33 is gripped, the hand or the extension tube 34 is not removed. Since it does not hit the lid 5, it is possible to prevent the lid 5 from rotating carelessly and closing.

On the other hand, when the suction port 35 connected to the hose body 31 locked to the vacuum cleaner main body 1 is to be removed, the user holds the handle 33 of the hose body 31 and pulls it upward.
The mounting portion 36 of the suction port body 35 is detached from the locking section 12, and the suction port body 35 connected to the hose body 31 is removed.

Therefore, the upper case 3 is mounted on the suction port 35 of the hose body 31 at the locking portion 12 which is directed upward and to the right above the central axis in the running direction of the vacuum cleaner main body 1. By locking the part 36, the suction body 35
The horizontal rotation of 90 is only 90 °, and 180 degrees
Since it is not necessary to rotate, it can be attached to the vacuum cleaner main body 1 in an upright state without holding and holding the handle portion 33. For this reason, even if the lid 5 is opened during cleaning and the dust bag stored in the lid 5 is replaced, the hose body 31 once rises on the floor surface and bends again.
Since the work of picking up the 31 is not required, the trouble of cleaning can be reduced and the burden on the body can be reduced.

Further, even if the suction opening 35 is attached to the vacuum cleaner main body 1, since the hose body 31 is not located on the lid 5 as in the prior art, the lid 5 can be easily opened.

[0027]

According to the vacuum cleaner of the present invention, when the front wheel and the rear wheel are grounded, the locking means for locking the mounting means for mounting the suction opening is located rearward from the rearmost portion of the lid.
It is formed on the upper surface of the side of the vacuum cleaner main body that does not come into contact with the suction opening body and the pipe body even when the lid is opened so that the dust collection bag can be inserted into and removed from the dust collection chamber. The body can be easily mounted, and even if the lid is opened for loading and unloading the dust bag with the suction port attached, the lid does not contact the suction port and the pipe, even while wearing the inlet body into an electric cleaner body, can freely open and close the lid, with dumping may easily, collecting the locking means
The locking means is located behind the end of the dust chamber, so the locking means collects dust.
Projecting into the room, the locking means reduces the dust collection capacity of the dust collection chamber.
Reduction can also be prevented.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a state in which a suction opening body is locked to a vacuum cleaner main body and a lid body is opened in one embodiment of the vacuum cleaner of the present invention.

FIG. 2 is a perspective view showing a state in which the suction port is locked to the main body of the electric vacuum cleaner and the lid is closed.

FIG. 3 is a plan view of the main body of the electric vacuum cleaner.

FIG. 4 is a partially cutaway side view in which the suction port is locked to the main body of the electric vacuum cleaner.

[Description of Signs] 1 Vacuum cleaner main body 5 Lid 6 Revolving wheel as front wheel 7 Driven rear wheel as rear wheel 12 Locking part as locking means 23 Dust collection chamber 31 Hose body 34 Extension pipe as pipe body 35 Suction port 36 Mounting part as mounting means

────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Yuichi Matsushita 43, Horiyamashita, Hadano-shi, Kanagawa Prefecture Inside the Hadano Plant of Tokyo Electric Co., Ltd. (56) References JP-A-4-8331 (JP, A) (58) Field (Int. Cl. ⁷ , DB name) A47L 9/00

Claims (1)

(57) [Claims] A dust collecting chamber is formed in the front inside of the main body of the vacuum cleaner and accommodates a dust bag detachably from an upper opening, and the upper opening is formed in the dust collecting chamber. A lid body that opens and closes is rotatably mounted, and a suction port body is connected to the vacuum cleaner body via a hose body and a pipe body, and the vacuum cleaner body includes a front wheel and a rear wheel that are grounded during cleaning. In the vacuum cleaner provided with the dust collecting chamber and the lid,
And locking means Moni formed on the side upper surface of the the electric vacuum cleaner body to the vacuum cleaner main body with the front wheel and conditions of the rear wheel grounded, detachably to the suction port body to the locking means Mounting means for attaching, wherein when the suction means is attached to the locking means by the mounting means, the lid is opened such that the dust bag can be attached to and detached from the dust collecting chamber. The vacuum cleaner is formed at a position where it does not come into contact with the suction port body and the pipe body in a state in which the suction port body is in a state where the suction port body is in a state where the suction port body and the pipe body are in contact with each other.