JPH01129820A - Electric cleaner - Google Patents

Abstract

PURPOSE: To selectively exhaust gas from the rear part or lower part of a vacuum cleaner main body by providing exhaust parts on the rear surface and bottom surface of the vacuum cleaner main body, and providing a shutter member selected so as to close one exhaust port while opening the other exhaust port. CONSTITUTION: The exhaust port 23 provided to the bottom surface of a vacuum cleaner main body 1 is closed by a shutter member 25 by the action of a spring 24 at a time of such a usual state that the vacuum cleaner main body 1 is detached from a housing case 8. When the vacuum cleaner main body 1 is mounted on the housing case 8, the shutter member 25 is pushed up against the spring 24 by a protruding receiving part 26 to open the exhaust port 23 and, at the same time, the exhaust port 4 of the rear part of the vacuum cleaner main body 1 is closed by the pushed-up shutter member 25. The exhaust gas of the vacuum cleaner main body 1 is discharged into the housing case 8 of the exhaust port 23 of the bottom surface and guided into the duct 19 to be discharged to the outside from the exhaust port 17.

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention includes a storage case for storing accessories such as a suction hose, and a vacuum cleaner main body is placed on the periphery of the open top of the storage case. The invention relates to a vacuum cleaner that can be operated at

[Prior Art] ゛In a conventional vacuum cleaner equipped with this type of storage case, the storage case is also provided with an exhaust port, and a vacuum cleaner is placed and supported between the exhaust port and the periphery of the open top surface of the storage case. Some vacuum cleaners have a silencing duct formed in the storage case that communicates with the exhaust port of the vacuum cleaner body, and the silencing effect of this duct reduces exhaust noise.

[Problems to be solved by the invention] Since the conventional vacuum cleaner is configured as described above,
The exhaust port of the vacuum cleaner is located on the bottom of the vacuum cleaner, facing into the storage case, and even during normal use when the vacuum cleaner is removed from the storage case, there is no airflow from the vacuum cleaner itself. There was a problem that exhaust could only be done from the bottom down.

This invention was made to solve the above-mentioned problems, and an object of the present invention is to obtain a vacuum cleaner that can selectively exhaust air to the rear and below of the vacuum cleaner main body.

[Means for Solving the Problems] The vacuum cleaner according to the present invention includes exhaust ports provided on the rear and bottom surfaces of the vacuum cleaner body, and a shutter that selects to close one of the exhaust ports and open the other. It is equipped with members.

[Function] The vacuum cleaner according to the present invention is capable of selectively exhausting the air backwardly and downwardly, so that during normal use when the vacuum cleaner main body is removed from the storage case, the vacuum cleaner is exhausted backwardly, and the electric When the main body of the vacuum cleaner is placed on the open periphery of the upper surface of the storage case, it is possible to exhaust the air downward through a noise-reducing duct provided inside the storage case.

[Embodiment of the Invention] Hereinafter, an embodiment of the present invention will be described with reference to the drawings. 1st
In Figure 2, (1) is the upper case, lower case (2), (
3) is formed by the vacuum cleaner body, and the lower case (3)
), there is an exhaust port (4) on the rear surface of the upper case (2), and a power cord outlet (5) on the rear surface of the upper case (2), and a blower (6) and a cord reel (not shown) are housed inside.

(7) is a bumper made of synthetic rubber that is sandwiched between the upper and lower cases (2) and (3) and located on the periphery of the vacuum cleaner body (1). Lower case (2),
(3) Assembling ensures airtightness inside and outside of the vacuum cleaner body (1).

(9) is a wheel attached to the lower surface of the rear end of the lower case (3), and (10) is a flexible hose (11) and a connecting oil pipe fixed to the end of the hose and bent at approximately 105°. This is a dust suction hose consisting of a pipe (12).

(13) is an opening/closing lid that freely opens and closes the top surface of the upper case (2), and (14) is an insertion port for a dust suction hose (10) formed on the top surface of the opening/closing lid (13). The dust suction hose (10) can be detachably attached, and in the attached state, it can freely rotate 360 degrees on a horizontal plane.

(15) is a caster attached to the lower surface of the front end of the lower case (3), and (16) is a power plug.

(8) is a box-shaped storage case with an open top for storing the dust suction hose (work 0) and the like which have been removed from the vacuum cleaner main body (1). As shown in Figure 2, this storage case (8) has a power cord outlet (5) and a suction hose outlet (14) exposed to the outside, and an exhaust outlet (
4) into the storage case, and then open the vacuum cleaner body (
1) can be placed on the edge of the upper surface open portion layer.

In addition, the vacuum cleaner body (1) can be placed in the storage case (8)! t
In the supported state, it is locked by an engaging portion (not shown) provided on the storage case, and the lock can be released by a pedal (20) set on the outer periphery of the lower part of the storage case (8).

In addition, when the vacuum cleaner main body (1) is attached to the storage case (8), the bumper (7) comes into close contact with the upper open layer edge of the storage case (8), maintaining airtightness inside the storage case (8). At the same time, vibrations of the vacuum cleaner main body (1) are prevented from being transmitted to the storage case.

(19) is a sound deadening duct installed in the horizontal direction inside the storage case (8), one end of which connects to the vacuum cleaner body (1).
The other end communicates with an exhaust port (17) provided on the side surface of the storage case (8).

The sound deadening duct (19) consists of a partition wall (18) installed inside the storage case (8). This partition wall (18
) is a vertical part (18A) along the inner surface of one end wall in the longitudinal direction of the storage case (8), and a horizontal part (18B) connected to the lower end of the vertical part, and a horizontal part (18B) along the inner surface of the bottom wall of the storage case. A step (18C) that extends upward from one end of the section and then extends horizontally.
). By providing this step (18C), the duct (19) has an enlarged cross-sectional area near the exhaust port (17).

(22) is a dust filter made of breathable urethane foam installed on the inner wall of the storage case at the location of the exhaust port (17), and is provided for the purpose of sound absorption and dust collection.

(23) is an exhaust port provided on the bottom of the vacuum cleaner body (1), and the vacuum cleaner body (1) is placed in the storage case (8).
During normal use when removed from the housing, the shutter member (25) is closed by the action of the spring (24). (
Reference numeral 26) is a protruding receiving portion provided on the storage case (8) so as to push the shutter member (25) against the spring (24).

be able to.

Next, the operation of the above embodiment will be explained. When the vacuum cleaner body (1) is attached to the storage case (8), the hose outlet (14) and cord outlet (5) are attached to the storage case (8).
), and the dust suction hose (
10) can freely rotate 360'', so the area around the vacuum cleaner body (1) can be cleaned in that state.

By installing the vacuum cleaner main body (1) into the storage case (8), the shutter member (25) is attached to the protrusion receiving part (26).
is pushed up against the spring (24) to open the exhaust port (23), and at the same time the vacuum cleaner body (1
) is closed by a shutter member (25) that is pushed open.

At this time, the exhaust air from the vacuum cleaner body (1) is discharged from the exhaust port (23) on the bottom into the storage case (8), but the bumper (7) connects the vacuum cleaner body (1) and the storage case (8). )
Since the space is sealed, all exhaust is routed through the duct (19)
guided within.

Part of the acoustic energy of the exhaust gas guided into the duct (19) is converted into thermal energy and absorbed. In other words, the duct (19) becomes a -type sound absorbing duct and reduces exhaust noise. In addition, since the duct (19) near the exhaust port (17) has a large cross-sectional area, the exhaust gas passes through the urethane foam (22), absorbs sound and collects fine dust, and exits from the exhaust port (17) to the outside. released to.

In addition, in the embodiment, when the vacuum cleaner main body (1) is attached to the storage case (8), the shutter member (25) comes into contact with the protrusion receiving part (26) on the storage case side and is pressed dynamically. The vacuum cleaner body (
1) Shutter member operating lever (
27), even when the vacuum cleaner body (51) is removed from the storage case (8) for use, the shutter member (25) can be moved to open the exhaust port (23) on the bottom of the vacuum cleaner body. It allows exhaust to be discharged from the exhaust port, and the exhaust direction can be switched downward when exhaust to the rear has a negative impact on surrounding objects.

[Effects of the Invention] As described above, according to the present invention, the vacuum cleaner main body is configured to be able to selectively exhaust the air backwardly and downwardly, so that when the vacuum cleaner main body is removed from the storage case, When in use, the exhaust can be effectively exhausted to the rear, and if exhaust to the rear has a negative impact on surrounding objects, the exhaust can be exhausted downward.

In addition, when the vacuum cleaner body is placed on the edge of the two-sided open section of the storage case, it can be switched to downward exhaust so that the exhaust can be exhausted through the noise-muffling duct of the storage case, reducing noise caused by exhaust air. There is an effect.

[Brief explanation of the drawing]

FIG. 1 is a front view showing a vacuum cleaner main body of a vacuum cleaner according to an embodiment of the present invention, and FIG. 2 is a front view showing a state in which the vacuum cleaner main body according to the embodiment shown in FIG. 1 is assembled into a storage case. , FIG. 3 is a partial front view showing another embodiment of the present invention. In the figure, (1) is the vacuum cleaner body, (4) is the exhaust port, (5) is the power cord outlet, (8) is the storage case,
(10) is a dust suction hose, (14) is an outlet,
(23) is an exhaust port, and (25) is a shutter member. In addition, in the figures, the same reference numerals indicate the same or equivalent parts. Agent: Masuo Oiwa, patent attorney (and 2 others)

Claims (2)

[Claims] (1) A storage case with an open top for storing accessories, and an outlet for a dust suction hose and a power cord placed on the periphery of the open top of the storage case and exposed to the outside of the storage case in the placed state. A vacuum cleaner having a vacuum cleaner main body provided with a drawer opening, the vacuum cleaner having exhaust ports on the rear and bottom surfaces of the vacuum cleaner main body, and comprising a shutter member for selectively opening and closing the two exhaust ports. A vacuum cleaner featuring: (2) When the vacuum cleaner body is placed on the periphery of the open top surface of the storage case, the shutter member automatically opens the bottom exhaust port of the vacuum cleaner body and closes the rear exhaust port. A vacuum cleaner according to claim (1).