JP2630855B2 - 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 an improvement of a vacuum cleaner having a shutter which covers a suction port so as to be openable and closable.

[0002]

2. Description of the Related Art Conventionally, in order to prevent a bad odor from leaking from a suction port, or to circulate the internal air and raise the temperature of the circulating air by heat generated by an electric blower to kill pests in a dust collecting chamber. Japanese Patent Laid-Open No. 2-128733 (A47L9 / 10) discloses a vacuum cleaner in which a shutter body is provided so as to freely open and close a suction port, and the shutter body is sandwiched between a main body and a cover body mounted on the main body. However, with this structure, when the cover body and the shutter body are attached to the main body, the shutter body is not temporarily fixed. .

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned drawbacks, and has as its object to provide a vacuum cleaner capable of improving the assembly workability.

[0004]

According to the present invention, there is provided a main body containing a dust collecting chamber, and a mounting member mounted on the main body and forming a suction port for communicating the dust collecting chamber and the suction tool via a hose. A cover body attached to the main body and covering the mounting member, and having a communication hole communicating with the suction port, and a shutter body disposed between the mounting member and the cover body and covering the suction port so as to be openable and closable. And a holding portion for holding the shutter body is formed on the attachment member.

[0005] According to the above configuration, at the time of assembly, the shutter is temporarily fixed to the holding portion of the mounting member, and the cover body is mounted on the main body without falling off.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to the drawings.

Reference numeral 1 denotes a main body having a dust collecting chamber 2 at a front portion and a blower room 4 for storing an electric blower 3 at a rear portion. The dust collecting chamber 2 and the electric blower room 3 are partitioned by a filter (not shown). The main body 1 includes an upper case 1A, a lower case 1B, a mounting member 5 described later, and a rear cover body 13.

Reference numeral 5 denotes a synthetic resin mounting member mounted on the front surface of the main body 1, and has a suction port 6 communicating with the dust collecting chamber 2. Reference numeral 7 denotes a pair of L-shaped engaging claws, which are integrally formed on the lower portion of the front surface of the mounting member 5 and serve to prevent the shutter body 10 from falling off during assembly, which will be described later. Numerals 8 are vertically formed ribs on both sides of the suction port 6 of the mounting member 5, and ribs (not shown) on the back surface of the shutter body 10 which will be described later are engaged to guide the shutter body 10 vertically. . Reference numeral 9 denotes a normally open micro switch mounted on the mounting member 5, and a shutter body 10 described later.
When the suction port 6 is closed, the projection 11 formed on the shutter body 10 is closed.

Reference numeral 10 denotes the mounting member 5 and a cover 13 to be described later.
Between the shutter member 10 and the shutter member 10 so that the suction port 6 can be opened and closed freely. When the shutter member 10 and the cover member 13 are mounted on the mounting member 5, a locking claw 7 formed on the mounting member 5 is provided. To prevent falling off. Reference numeral 11 denotes a protrusion integrally formed on the back surface of the shutter body 10. When the handle 12 formed integrally with the shutter body 10 is operated to close the suction port 6, the micro switch 9 is closed by the protrusion 11. Then, the electric blower 3 is driven to circulate the air in the blower chamber 4 to the suction port 6 through a circulation path (not shown), and the heat of the electric blower 3 heats the circulating air to kill the pests in the dust collecting chamber. It has become. The motor 3 is stopped by a temperature detecting element (not shown) when the temperature of the circulating air in the main body 1 becomes higher than the temperature at which the insects die.

Reference numeral 13 denotes a cover mounted on the front surface of the main body 1 and covering the mounting member 5, and a communication hole 14 communicating with the suction port 6.
The shutter body 10 is vertically movably held between the cover body 13 and the mounting member 5.

Reference numeral 14 denotes an electronic component storage chamber formed in the upper portion of the main body 1 and stores a circuit board 16 on which electronic components 15 for controlling the driving of the electric motor 3 are mounted. 17 is the circuit board 16
And a holding member for holding a plurality of LEDs 18 mounted on the circuit board 16. Each of the holding members is configured to prevent light of adjacent LEDs from leaking from an opening 19 formed on the upper surface of the main body 1 corresponding to the LEDs 18. A plurality of holding units 20 for holding the LEDs 18 are formed. The holding part 20 is a diffusion part 21 for diffusing the light of the LED 18 to the outside through the opening 19, a cylindrical part 22 which is formed downward from the diffusion part 21 and through which a pair of legs of the LED 18 penetrates, A partition portion 23 formed on the upper portion of the portion 22 to partition the cylindrical portion 22;
When D18 is mounted, the pair of legs of the LED 18 inserted from the diffusion unit 21 by the partition unit 23 are inserted on both sides of the partition unit 23, respectively, so that the connection of the LED 18 to the circuit board 16 can be easily performed. Can be done.

Reference numeral 24 denotes an attachment storage portion formed at the upper rear portion of the upper case 1A. An attachment, which is selectively detachably attached to the tip of a suction hose (not shown), is detachably attached. 25 is the body 1
A filter case 26 having a first filter is attached to the rear by a partition wall formed by an upper case 1A and a lower case 1B.
27, it prevents dust and the like from entering the inside of the main body 1 when detached.

Reference numeral 27 denotes a rear cover body which removably engages with the upper case 1A and the lower case 1B to removably open and close the attachment storage portion 24 and the partition wall 25. It has an exhaust port 28 for exhausting the exhaust of the electric blower 3 to the outside. Reference numeral 29 denotes a second filter mounted on the exhaust port 28 of the rear cover body 27, which prevents dust and the like in the exhaust of the electric blower 3 from being discharged to the outside. 30 is a lower engaging portion formed at the lower end portion of the rear cover body 27, a mounting portion 31 extending in a substantially horizontal direction from the lower end portion of the rear cover body 27 toward the partition wall 25,
A regulating part 32 which is formed by hanging from the mounting part 31;
A locking portion 33 extending substantially horizontally from the mounting portion 31
And a restricting rib 34 formed between the restricting portion 32 and the restricting portion 32. Reference numeral 35 denotes an upper engaging portion formed at the upper end of the rear cover body 27. When the rear cover body 27 is closed, the upper engaging section 35 detachably engages with a locking portion 36 formed on the upper case 1A. The closed state of 27 is maintained (see FIG. 6).

When the rear cover body 27 is closed, the lower engaging portion
The mounting portion 31 of the lower case 1B is mounted on the lower case 1B and the positioning ribs 37 formed on the lower case 1B. The contact between the formed locking projection 38 and the regulating portion 32 prevents the rear cover body 27 from moving in the front-rear direction.
Also, when the rear cover body 27 is opened, the locking portion of the lower engagement portion 30
36 engages with a locking projection 38 formed on the filter case 36,
The open state is maintained as shown in FIG.
Further, the rear cover 27 is disengaged by disengaging the locking portion 36 of the lower engaging portion 30 from the locking projection 38 and pulling the rearward to remove the second filter 29 of the rear cover 27. It is easy to do.

At the time of assembling, the upper case 1A and the lower case 1B are fixed with screws, and the mounting member 5 is fixed with screws at the front. The shutter body 10 is temporarily fixed to the locking claw 7 of the mounting member 5, and the cover body 13 is fixed by screws in this state. At this time, since the shutter body 10 is temporarily fixed to the mounting member 5, the shutter body 10 does not fall off and the workability of mounting the shutter body 10 and the cover body 13 can be improved. This shutter body 10
The mounting member 5 is sandwiched between the mounting member 5 and the cover body 13.
Since the guide is guided by the ribs 8 formed on the shutter body 10 and the ribs formed on the shutter body 10, the shutter body 10 is smoothly opened and closed. When the shutter body 10 is closed, the protrusion 11 formed on the shutter body 10 closes the microswitch 9 and drives the electric blower 3 to circulate the air in the main body 1 through the circulation path.
The shutter body 10 is attached to the mounting member 5 together with the micro switch 9.
Therefore, the positional relationship between the shutter body 10 and the microswitch 9 can be reliably maintained, and the projection 11 of the shutter body 10 operates the microswitch 9 when the shutter body 10 is closed.

In use, the shutter body 10 is opened, a suction hose is inserted into the suction port 6, and the electric blower 3 is driven to suck air together with dust into the dust collecting chamber 2 from the suction port 6 via the suction hose. I do. The dust sucked into the dust collection chamber 2 is stored in a dust bag that is detachably attached to the dust collection chamber 2. To clean a gap in a room, the suction tool attached to the suction hose tip is removed, and the attachment stored in the attachment storage section 24 is replaced with the suction tool and attached to the suction hose tip.

When removing the attachment of the attachment storage portion 24, the upper portion of the rear cover 27 is pressed downward to disengage the upper engagement portion 35 from the engagement portion 36 of the upper case 1A, and the rear cover The lower cover 35 is pivoted rearward with the lower engagement portion 30 as a fulcrum, and the engagement portion 33 of the lower engagement portion 30 is engaged with the engagement protrusion 38 of the filter case 36 to hold the rear cover body 27 in an open state. .

The rear cover 27 can be removed from the open state by lifting it obliquely upward and rearward to replace the second filter 29.

In the above embodiment, the attachment storage portion 24 is formed at the rear portion of the main body 1, but as shown in FIG.
The attachment storage section 24 may be formed in the rear cover body 27.

[0020]

As described above, according to the present invention, it is possible to temporarily assemble the shutter body with the main body, and to improve the workability of assembling.

[Brief description of the drawings]

FIG. 1 is a front view of a main part showing one embodiment of the present invention.

FIG. 2 is an enlarged sectional view of a front portion of the main body.

FIG. 3 is a front view of the attachment member.

FIG. 4 is a sectional view taken along line AA of FIG.

FIG. 5 is a side view of the shutter body.

FIG. 6 is an enlarged sectional view of a rear portion of the main body.

FIG. 7 is an enlarged sectional view of a rear portion of the main body showing a state where the rear cover body is opened.

FIG. 8 is a side view in which an upper portion of the main body is cut away.

FIG. 9 is a sectional view of the LED holding member.

FIG. 10 is a top view of the LED holding member.

FIG. 11 is a side view of the main body.

FIG. 12 is an enlarged cross-sectional view of a rear portion of the main body showing a state where a rear cover body of the other embodiment is opened.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Main body 2 Dust collection chamber 5 Mounting member 6 Suction port 7 Engagement claw (holding part) 10 Shutter body 13 Cover body 14 Communication hole

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Kazuyoshi Yoshimi 2--18 Keihanhondori Moriguchi City Sanyo Electric Co., Ltd. (72) Inventor Rizo Kobayashi 2-18-18 Keihanhondori Moriguchi City Sanyo Electric Co., Ltd. (56) References JP-A-2-128733 (JP, A) JP-A-1-111555 (JP, U)

Claims (1)

(57) [Claims] 1. A main body having a built-in dust collecting chamber, a mounting member mounted on the main body, the mounting member forming a suction port for communicating the dust collecting chamber and a suction tool via a hose, and being mounted on the main body. A cover body that covers the member and has a communication hole that communicates with the suction port, and a shutter body that is disposed between the mounting member and the cover body and that opens and closes the suction port is provided. An electric vacuum cleaner having a holding portion for holding a shutter body.