JPH0124497B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a vacuum cleaner in which an indicator is attached to a dust bag lid covering an upper opening of a dust bag storage chamber.

[Conventional technology]

In this type of vacuum cleaner, as shown in Japanese Utility Model Application No. 55-58127 or No. 55-4770, a recess is provided in the lid for the dust collection bag, and an indicator is stored in the recess. The indicator is attached to the lid for the dust collection bag by fitting the window plate and the display plate. The dust bag lid is fixed to the upper opening of the dust bag storage chamber using a clamp or the like, regardless of the indicator.

[Problem to be solved by the invention]

In the above conventional example, when fixing the dust bag lid to the upper opening of the dust bag storage chamber with a clamp, a part is required to attach the clamp to the dust bag lid in a rotatable manner. This has the disadvantage of deteriorating productivity.

Furthermore, it is necessary to provide a gap or a through hole on the outer periphery of the display board or on the display board to allow communication between the indicator and the outside air, which has the disadvantage of making viewing difficult.

SUMMARY OF THE INVENTION In view of the above drawbacks, an object of the present invention is to provide a vacuum cleaner that reduces the number of parts when attaching a clamp and does not impair the appearance of the vacuum cleaner.

[Means to solve the problem]

In order to achieve the above object, the present invention includes a main body case with a built-in electric blower, a dust collection bag storage chamber provided at the front of the main body case, and a dust collection bag that covers the upper opening of the dust collection bag storage chamber. a lid for a dust bag; a clamp for attaching the lid for the dust bag to the main body case; an indicator provided on the lid for the dust bag near the clamp; an indicator holder for fixing to the lid; the indicator holder is provided with a spindle holder and a boss; the boss is used to attach the indicator holder to the dust bag lid; The spindle of the clamp is rotatably held by the spindle holder on a bearing provided on the dust bag lid.

[Effect]

After fitting the support shaft of the clamp to the bearing part of the lid for the dust collection bag, when the boss of the indicator holder and the lid for the dust collection bag are fixed, the support shaft of the clamp will be held by the shaft holder of the indicator holder. Being held down. As a result, the indicator is attached to the dust bag lid, and at the same time, the clamp is rotatably attached to the dust bag lid.

〔Example〕

An embodiment of the present invention will be described below with reference to the drawings. As shown in FIG. 1, the main body case 1 of this vacuum cleaner includes an electric blower 2 and a paper dust collection bag 3.
It is equipped with

A dust bag storage chamber 4 in which the dust bag 3 is housed has an opening at the top. A dust collection bag lid 5 that closes this opening is removably attached to the main body case 1.

The main body case upper cover 6 is attached to the main body case 1 from above the electric blower upper cover 7, as shown in FIGS. 1, 2, 3, 5, and 6. The cord reel 8 is also covered by the main body case upper cover 6.

The electric blower upper cover 7 is made of plastic. This is necessary to cover the electric blower 2 insulatively. Electrical components such as a switch are attached to the upper surface of the electric blower upper cover 7. This is advantageous in terms of insulation since the motor top cover 7 is made of plastic.

That is, the output changeover switch 9 is attached to the output changeover switch housing 10 as shown in FIGS. 1, 2, 4, and 5.

The main switch 11 is fitted into a concave main switch housing 12 formed in the electric blower upper cover 7.

A switch petal 13 and a cord reel petal 14 are attached to the main body case upper cover 6, as shown in FIGS. 3 and 6. switch petal 13
and the cord reel petal 14 are connected to pins 13a and 14.
It is designed to be able to rotate around axis a. The switch petal 13 and the cord reel petal 14 are pushed upward by springs 15 and 16. For this reason, even if both petals 13 and 14 are pushed down, they return to their original positions.

The switch petal 14 is located above the main switch 11. By pressing the switch petal 14, the main switch 11 is turned on and off.

A main body case packing 17 is attached around the upper surface of the main body case 1. This is made of an elastic material such as soft vinyl chloride.

The hole connection stand 18 is attached to the front surface of the main body case 1, as shown in FIGS. 1 and 2. The suction port 19 of the main body case 1 communicates with the hose hole 20 of the hole connection stand 18.

The suction port 19 has a dust collection bag attachment packing 19a.
Attach.

As shown in FIGS. 2, 3, and 7, the dust removal device 21 has a frame 21a, a network filter 21b, and a dust removal rod 21c.

The frame body 21a is made of plastic. The net filter 21b is made of woven nylon material. Netfilter 21b is
It is formed integrally with the frame body 21a. A diaphragm transmission rod 21d is integrally formed on the net filter 21b. Vibration of the net filter 21b is performed via a diaphragm transmission rod 21d.

The indicator 22 is shown in FIGS. 1, 2, and 3.
As shown in the figure, it is attached to the recess 5a of the lid 5 for the dust collection bag. The inside of the dust bag lid 5 communicates with the indicator 22. When the pressure inside the dust bag storage chamber 4 changes, the display on the indicator 22 changes.

The indicator 22 is attached to the dust collection bag lid 5 by covering the indicator holder 23.

The screws 39 and 39a are screws for fixing the indicator presser 23. The indicator holder 23 is attached to the dust bag lid 5 by screwing the screws 39, 39a into the bosses 24, 24a of the indicator holder 23 from inside the dust bag lid 5, and the indicator 22 is close to the clamp 25. and set it up.

The indicator presser 23 also serves as a presser for the clamp 25. That is, the support shafts 26, 26a formed on both sides of the clamp 25 fit into the bearing parts 27, 27a formed on the lid 5 for the dust collection bag. The support shafts 26, 26a are held down by support shaft holders 28, 28a by covering the indicator holder 23. The bosses 24, 24a are the spindle holders 28, 28a.
Since it is provided near the support shafts 26, 26a,
It is durable as a presser foot structure. That is, a clamp spring 29 is placed inside the clamp 25. Since the clamp 25 is constantly receiving a pushing force from the clamp spring 29, the bosses 24, 2
4a and the spindle pressers 28, 28a are preferably located close to each other in terms of strength.

As shown in FIGS. 1, 2, and 3, a main case handle 30 is provided at the front of the main case 1.
, and a lid handle 31 is formed on the front part of the lid 5 for the dust collection bag.

When the dust collection bag lid 5 is attached to the main body case 1, the lid handle 31 is attached to the main body case handle 30.
Become one with. It is also possible to use only the lid handle 31 as the handle for the entire vacuum cleaner without providing a handle on the main body case 1, but in this case,
The clamp 25 must be made strong.
Furthermore, when the dust collection bag lid is removed from the main case 1, it is difficult to carry the main case 1 because there is no handle on the main case 1. but,
As shown above, separate handles are provided, so
The above drawbacks are eliminated at once.

At the base of the main body case handle 30,
An inclined portion 32 is provided. An inclined portion 33 is also provided at the base of the lid handle 31. Then, when the dust collection bag lid 5 is attached to the main body case 1, both the inclined parts 32 and 33 are brought together. At the same time, the locking piece 34 provided on the clamp 25 of the dust bag lid 5 is connected to the clamp locking part 35 on the main case 1 side, and the locking claw on the rear part of the dust bag lid 5 36 and 36a (shown in FIG. 8) are respectively engaged with engagement holes 37 and 37a formed on the front side of the upper cover of the main body case.

Since the dust bag lid 5 is pushed rearward by the joining of both the inclined portions 32 and 33, the engagement between the locking piece 34 and the locking claws 36 and 36a is ensured.

The dust bag lid 5 is airtight in two parts. One is by joining to the main body case packing 17. The other is by joining with the rear packing 38.

In the above configuration, in order to attach the clamp 25 and the indicator 22 to the dust collection bag lid 5,
First, the indicator 22 is inserted into the recess 5a of the dust bag lid 5. Next, after attaching the clamp spring 29 to the locking rib 5b formed on the dust collection bag lid 5, the clamp 25 is placed over the clamp spring 29, and the support shafts 26, 26a of the clamp 25 are placed over the clamp spring 29.
Bearing portions 27, 27 formed on the dust collection bag lid 5
Fit into a. Thereafter, the indicator presser 23 is placed over the concave portion 5a of the dust collection bag lid 5. lastly,
Bosses 24, 24a provided on the indicator presser foot 23
If the screws 39, 39a are fixed to the dust collection lid 5, the spindles 26, 26a of the clamp 25 are held down by the spindle holders 28, 28a formed on the indicator holder 23, and the indicator 22 and clamp 25 are installed. Creation is complete.

In this way, the indicator 22 and the clamp 25
, one indicator presser foot 23 and screws 39,3
9a, it can be attached to the dust collection bag lid 5, and the structure is simple and the number of parts is small.

Furthermore, in order for the indicator 22 to operate, it is necessary to provide the dust bag lid 5 with a vent that allows communication between the indicator 22 and the outside air and allows a predetermined amount of outside air to pass through to the indicator 22 side. be. In this embodiment, the amount of outside air necessary for the indicator 22 to operate can be obtained from the gap necessary for the clamp 25 to rotate, that is, the gap between the clamp 25 and the indicator presser 23. There is no need to specially provide the above-mentioned ventilation hole in the dust bag lid 5.

〔Effect of the invention〕

According to the present invention, the indicator holder is provided with a spindle holder and a boss, and the boss is used to attach the indicator holder to the dust bag lid, and at the same time, the indicator holder is used to clamp the dust bag. Since the supporting shaft of the dust collection bag is rotatably held in a bearing provided on the dust collection bag lid, the indicator and the clamp can be attached to the dust collection bag lid with a single indicator holder, and the clamp The gap between the indicator holder and the indicator holder can be used as a vent to obtain the amount of outside air necessary for the indicator to operate, resulting in a vacuum cleaner with a simple structure, fewer parts, and high productivity. .

[Brief explanation of drawings]

The drawings show one embodiment of the present invention, and FIG. 1 is a vertical cross-sectional view of the entire vacuum cleaner, and FIG.
The figure is an exploded perspective view of the entire vacuum cleaner.
The figure is an exploded perspective view of the dust collection bag lid and main body case upper cover side, Figure 4 is an exploded perspective view of the motor upper cover side, and Figure 5 is a top view of the rear side of the vacuum cleaner. This is a partially cut away plan view. FIG. 6 is a vertical cross-sectional view of the upper cover of the main body case, FIG. 7 is a front view of the dust removal device, and FIG. 8 is a perspective view of the dust collection bag lid as seen from the rear. DESCRIPTION OF SYMBOLS 1...Main body case, 2...Electric blower, 5...Lid for dust collection bag, 22...Indicator, 23...Indicator holder, 24, 24a...Boss, 25...Clamp,
26, 26a... Support shaft, 27, 27a... Bearing part, 2
8, 28a... Support shaft holder, 29... Clamp spring, 3
9,39a...Screw.

Claims (1)

[Scope of Claims] 1. A main body case with a built-in electric blower, a dust collection bag storage chamber provided in the front part of this main body case, and a lid for the dust collection bag that covers the upper opening of this dust collection bag storage chamber. ,
A clamp for attaching the dust bag lid to the main body case, an indicator provided on the dust bag lid near the clamp, and a clamp for fixing the indicator to the dust bag lid. and an indicator presser, the indicator presser is provided with a spindle presser and a boss, and the boss is used to attach the indicator presser to the dust bag lid, and at the same time, the spindle presser is used to attach the clamp. A vacuum cleaner characterized in that a supporting shaft is rotatably held in a bearing provided on the lid for the dust collection bag.