JPH041890Y2 - - Google Patents

Description

[Detailed description of the invention] (a) Industrial application field This invention relates to a vacuum cleaner equipped with a parts storage chamber.

(b) Prior Art A vacuum cleaner in which a parts storage chamber for storing vacuum cleaner parts such as a narrow suction port is formed and the storage chamber is opened and closed with a rotatable lid is disclosed in, for example, Japanese Patent Laid-Open Publication No. Akira
It is disclosed in Publication No. 61-52836. As shown in FIG. 7, this conventional example has a rotation shaft 64 formed with a narrow pivot protrusion 63 projecting from a lid body 62 in a rotation hole 61 provided on both sides of a main body case 60. Since it is pivoted, there is a risk that the lid 62 may wobble from side to side, and if the lid 62 receives a strong impact force in the left or right direction, the pivot protrusion 63 may be damaged and the lid 62 may come off.
Furthermore, when the lid 62 is opened, the lid 62 rotates under its own weight and closes the component storage chamber 64.

(c) Problems that the invention aims to solve This invention prevents the lid from coming off even if impact forces are applied to the lid in the left and right directions, and also prevents the lid from closing automatically when the lid is opened. The purpose of the present invention is to provide a vacuum cleaner that is easy to use.

(d) Means for solving the problem The vacuum cleaner of the present invention has a parts storage chamber with a top opening formed at the rear of the top of the vacuum cleaner body, and the top opening is opened and closed by a rotatable lid body. Left and right bearing protrusions are formed on the opening edge of the parts storage chamber, a shaft support hole is bored in the inner wall of each bearing protrusion, and the lid is connected to a peripheral flange of the lid. left and right clamping walls that extend to sandwich the outer walls of each of the bearing protrusions, and left and right pivot ribs that abut the inner walls and have rotation shafts that enter the shaft support holes and are pivoted. It is characterized by having the following.

(E) Function The pivot shafts of the left and right pivot ribs of the lid enter the pivot holes on the inner walls of the left and right bearing protrusions of the main body case, causing the lid to rotate and rotate against the top surface of the parts storage chamber. Open and close the opening.

Since the left and right clamping walls formed continuously with the peripheral flange of the lid clamp the outer wall of the bearing protrusion,
A large frictional force is generated, and the lid body does not rotate under its own weight, maintaining any rotational position, and even if impact force is applied to the lid body in the left and right direction, the impact force is not applied to the pivot rib. .

(F) Embodiments The vacuum cleaner of the present invention will be described below based on embodiments shown in the drawings.

Reference numeral 1 indicates a canister-type vacuum cleaner, which has an outer shell formed from a lower case 2 and an upper case 3 that closes the upper half of the lower half of the lower case 2, and an electric blower 4 and a cord reel device 5 are installed at the bottom of the upper case 3. An equipment storage chamber 7 is formed in which the equipment is stored and has an exhaust hole 6 at the rear thereof, and a dust collection chamber 8 having an upper opening for discarding dust is formed in the front half of the lower case 2. 9
is a dust collecting lid that covers the upper opening of the dust collecting chamber 8 in a freely openable/closable manner, and has a rear part rotatably supported on the front part of the upper case 3, and a front part fixed by a clamp body 10. There is. Reference numeral 11 denotes a suction port for connecting a suction hose provided at the center of the dust collecting lid 9, and can be opened and closed with a suction port shutter plate 12. And a mounting plate (not shown) tightly supported on the back side of the dust collecting lid 9.
By attaching a paper dust collection bag (not shown) to the dust collection chamber 8, the paper dust collection bag can be removably stored in the dust collection chamber 8. Reference numeral 13 denotes a hand-held handle rotatably supported in a handle-accommodating recess on the upper surface of the dust collecting lid 9, and its pivot point is pivotally supported on the front part of the upper case 3. 14 is a buffer member that also serves as a seal packing and is installed along the upper opening edge of the lower case 2;
The upper case 3 and the dust collection lid 9 are kept airtight.

Reference numeral 15 denotes a parts storage chamber with an upper opening 16 recessed in the rear of the upper surface of the upper case 3 of the vacuum cleaner main body 1, and is adapted to accommodate a narrow suction opening 17a and a narrow suction opening 17b. Reference numeral 18 denotes a lid for opening and closing the top opening 16 of the parts storage chamber 15, and the rear part is pivoted to the edge of the top opening 16 of the parts storage chamber 15, so that it can be rotated to open forward. . The pivot structure of this lid body 18 is as follows.

That is, reference numerals 19 and 19 denote a pair of left and right bearing protrusions that are formed on both left and right sides of the rear edge of the upper opening 16 of the component storage chamber 15 of the upper case 3 so as to protrude from the rear surface of the upper case 3. , left and right inner wall surfaces 19a, 19 of these bearing protrusions 19, 19
Pivot holes 20, 20 are drilled in a, respectively.

21, 21 are provided in the lid 18 by cutting out a part of the peripheral flange 22 of the lid 18.
A pair of left and right holding walls 21, 21 are formed in series, and the distance between the left and right holding walls 21, 21 is equal to the left and right outer wall surfaces 19b, 1 of the pair of bearing protrusions 19, 19.
It is made slightly smaller than the spacing between 9b.

23, 23 are a pair of left and right pivot ribs protruding between the pair of left and right clamping walls 21, 21 of the lid body 19, and between these pivot ribs 23, 23 and the left and right clamping walls 21, 21; The distance between the inner walls 19a, 19a and the outer wall 19 of the bearing protrusions 19, 19 is
b, 19b, and furthermore, the rotation shaft 2 that enters the shaft support holes 20, 20.
4 and 24 are provided protruding from the outer surface of each. Then, the lid body 18 is closed to the top opening 1 of the component storage chamber 15.
6 from above, the left and right holding walls 21, 21 are pressed against the pair of bearing protrusions 19, 1.
9, and the pair of pivot ribs 23, 23 are once bent, and the rotation shafts 24, 24 enter the pivot holes 20, 20 and are pivoted, and in this state and the pivot rib 23,
23 denotes the left and right inner walls 1 of the bearing protrusions 19, 19;
It is adapted to be held and abutted by 9a and 19a. Therefore, the lid body 18 has the above-mentioned bearing protrusions 19, 19.
Since the lid body 18 is held between the lid body 18 and pivotally supported so as to be rotatable in the front and rear directions, a frictional force is generated at this pivot portion, and the lid body 18 is held at any rotational position by stopping its rotation. There is no rattling from side to side.

Further, the left and right holding walls 21, 21 of the lid body 18 are the outer walls 19b, 19 of the bearing protrusions 19, 19.
b, so even if an impact force is applied to the lid body 18 in the left and right direction, the impact force is not transmitted to the pair of pivot ribs 23, 23, and the rotation shafts 24, 24 are held in the pivot hole 2.
0, 20 or damage to the pivot ribs 23, 23, and therefore the lid 18 will not fall off.

Note that 25 is a hanging collar formed between the pivot ribs 23, 23.

The exhaust hole 6 is made up of an upper right inclined slit group 6a, a horizontal slit group 6b, and an upper left inclined slit group 6c, which are bored in the rear wall of the lower case 2. Blower 4
At the rear position, there is a partition wall 26 parallel to the upper left inclined slit 6c. Therefore, the exhaust air from the electric blower 4 is routed through the upper left inclined slit group 6 depending on the strength of the exhaust flow, as shown by the two-dot chain line in FIG.
a, horizontal slit group 6b, upper right inclined slit group 6
The exhaust air passes through the exhaust gas from c to ensure uniform exhaustion as a whole, and the uniform exhaustion reduces exhaust noise.

(g) Effects of the invention According to this invention, the lid of the parts storage chamber is held in place by simply fitting it into the bearing protrusion, which simplifies the assembly work, prevents the lid from wobbling, and reduces friction. The force allows the lid to maintain a rotational position at an arbitrary rotational angle, and the lid does not close automatically when the lid is opened. In addition, even if an impact force is applied to the lid, it is not applied to the pivot rib, so the rotation shaft will not slip out of the pivot hole or the pivot rib will be damaged, and the lid will not fall off. You can get a vacuum cleaner that is easy to use.

[Brief explanation of the drawing]

Figures 1 to 6 all relate to embodiments of the vacuum cleaner of the present invention; Figure 1 is a top view of the main parts with the lid removed;
Fig. 2 is a perspective view, Fig. 3 is a rear view, Fig. 4 is a sectional view of the main part, Fig. 5 is a perspective view of the main part with the lid open,
FIG. 6 is a partially cutaway top view of the equipment storage chamber with the upper case removed. FIG. 7 is a perspective view of the main parts of the conventional example with the lid removed. 2... Lower case, 3... Upper case, 15... Parts storage chamber, 18... Lid, 19, 19... Protrusion for bearing that also serves as stand leg, 22... Peripheral flange, 23, 2
3... Piston rib.

Claims (1)

[Scope of utility model registration request] A vacuum cleaner having a top-opening parts storage chamber formed in the rear part of the top surface of the vacuum cleaner body, and opening and closing the top opening with a rotatable lid, wherein right and left bearing protrusions are formed on the edges of the opening of the parts storage chamber. , a shaft support hole is bored in the inner wall of each of the bearing protrusions, and the lid has left and right clamps connected to the peripheral flange of the lid to clamp the outer walls of each of the bearing protrusions. A vacuum cleaner comprising: a wall; and left and right pivot ribs that abut the inner wall and have rotation shafts that enter the pivot hole and are pivoted.