JPS5846780Y2 - vacuum cleaner - Google Patents

Description

[Detailed description of the device] This device is equipped with a pressing body that pushes out dust in a cylindrical dust-capturing filter installed in a dust collection container, and processes the dust in the filter by moving this pressing body back and forth. The present invention relates to a vacuum cleaner designed to provide a vacuum cleaner, and its purpose is to improve ease of assembly and serviceability.

An embodiment of this invention will be described below with reference to the drawings.

Reference numeral 1 denotes a main body case in which an electric blower 2 is built-in, and has a hose connection port 3 at the upper front surface.

4 is an opening 5 corresponding to the hose connection port 3 side of the main body case 1.
This dust collecting container has a bearing hole 6 on the other side, a handle 7 on the upper part, and a communication port 8 communicating with the main body case 1 and a lever receiver 9 on the lower part.

Reference numeral 10 denotes a secondary filter having a wave-shaped cross section and consisting of a cylindrical filter part 11 and a non-permeable fine dust collecting part 12 forming the bottom surface of the filter part. A support hole 14 on the 13 side is fitted and held in the outer circumference of the bearing hole 6, and an opening 16 on the front end plate 15 side is located within the opening 5 of the dust collection container 4.

17 has an opening 18 on one side, a recess 19 on its outer peripheral surface and a hole 2 sufficiently larger than the diameter of an operating rod 36, which will be described later, on the other side.
0 and a plurality of openings 22 formed on the outer periphery between both sides of the shaft portion 21 to communicate with the inside and outside;
It is a cylindrical primary filter composed of a net 23 that covers the entire surface from the inside, and is located concentrically within the secondary filter 10, and the outer wall surface of the shaft portion 21 is connected to the secondary filter 10.
The support hole 14 portion is pressed against the side wall surface of the dust collecting container 4.

Reference numeral 24 denotes a rail formed longitudinally on the inner circumferential surface of the secondary filter 17 so as to face the center, and 25 indicates a plurality of rails provided on the outer circumferential surface of the secondary filter 17 at appropriate intervals in the longitudinal direction. The dust remover is made of an elastic wire rod, and only when the dust remover is rotated, the protrusion 25a repels the inner circumferential surface of the secondary filter 10 to remove dust.

26 is a cap attached to the bearing hole 6 of the dust collecting container 4, and a recess 27 is formed around the entire circumference, and a notch 28 is formed in a part of this recess.

Reference numeral 29 denotes a C-shaped retaining ring having a convex portion 30 toward the center on its inner periphery and a knob 48 on its outer periphery.
The convex part 30 passes through the notch 28, and its tip is located in the concave part 19 formed in the shaft part 21 of the secondary filter 17. A filter 10.17 is held within the dust collection container 4.

31 is an opening 1 from the shaft portion 21 in the secondary filter 17.
6, the outer shape of one end is the same as the inner shape of the above-mentioned second filter 17, and a recess 32 is formed in the inside so as to face the opening 16, and the -
An operation rod 36 is located inside the next filter 17, the other end shaft portion 33 is led out from the hole 20 and a through hole 34 provided in the cap 26, and the operation rod 36 is bendably connected by a stop pin 35.
It is connected with.

Reference numeral 37 denotes a bundle that is detachably connected to the end of the operating rod 36, and a locking button 39 is attached to one end of the bundle so as to be retractable by a spring 38, and this locking button is formed on the operating rod 36. The locking holes 40 are engaged with each other.

Reference numeral 47 denotes an inclined surface formed inside the end surface of the operating rod 36 to allow the locking button 39 to be inserted easily.

41 is the dust collecting container 4 and the primary/secondary filter 17
．． It is a lid that simultaneously seals the respective inlets 5, 18 and 16 of 10, and an inlet 42 and a check valve 4 are located approximately in the center of the lid.
3. It further has a receiving part 44 that supports the end of the primary filter 17 on the opening 18 side.

45 is a knob for the lid 41, and 46 is a knob for pulling out a filter provided at the opening 16.

In the vacuum cleaner having the above configuration, the electric blower 2
When driven, air containing dust passes through a dust suction hose (not shown) and is sucked into the dust collection container 4 from the suction port 42 of the lid 41, large dust is captured by the primary filter 17, and small Fine dust is captured and separated by the secondary filter 10, and only clean air passes through the electric blower 2 and is discharged to the outside from an exhaust outlet (not shown) provided at the rear of the main body case 1.

When removing the dust collected in each filter 17.10, separate the dust collection container 4 from the main body case 1, and open the respective openings 5 of the dust collection container 4 and both filters 17.10.
18. Remove the lid 41 that closes the container 4.
Aim the opening 5 toward a trash can, etc., and press the pressing body 31 and the operating rod 3
When the operating rod 36 is rotated around the stop pin 35 so that it is aligned with the bundle 37 and the operating rod 36 is pushed into the primary filter 17, the pressing body 31
is guided by the rail 24 and slides toward the opening 18 while contacting the inner circumferential surface of the primary filter 17, and all the coarse dust inside is pushed out from the opening 18 and placed in the trash can without touching the dust at all. etc. can be thrown away.

On the other hand, when removing fine dust adhering to the inner peripheral surface of the secondary filter 10, the operating rod 36 is rotated while holding the bundle 37.

Then, the pressing body 31 also rotates, and at this time, a part of the pressing body 31 and the rail 24 formed on the inner peripheral surface of the primary filter 17
Since the primary filter 17 is also engaged with the pressing body 3
Rotates in unison with 1.

Therefore, the dust remover 25 provided on the outer periphery of the secondary filter 17 sequentially repels the inner periphery of the secondary filter 10, and fine dust falls into the space formed between the primary and secondary filters 17 and 10. It can be dropped into a trash can or the like through the opening 5 of the dust collection container 4.

Therefore, by gripping the bundle 37 and operating the operating rod 36, it is possible to remove both coarse dust and fine dust to the outside of the dust collection container 4 without touching them at all.

By the way, during service or primary/secondary filter 1
0.17 etc., that is, when disassembling the inside of the dust collection container 4, first press the locking button 39 and pull the bundle 37, and the bundle 37 is separated from the operating rod 36.
The operating rod 36 is rotated about the stop pin 35 so that it is aligned with the pressing body 31.

Next, when the lid 41 is removed from the dust collection container 4 and the knob 48 of the stop ring 29 attached to the cap 26 is turned in the circumferential direction, the convex part 30 is separated from the four parts 19 of the primary filter 17.

In this state, the secondary filter 10 is inserted into the opening 5 of the dust collection container 4.
When holding the knob 46 and pulling it toward you, the primary filter 17 and the pressing body 31 and operating rod 36 housed in the filter 17 will come out from the opening 5 of the dust collection container 4 at the same time by the rear end plate 13. .

In addition, when storing each filter 10.17 and the pressing body 31 etc. in the dust collection container 4, insert the pressing body 31 into the primary filter 17 so that the end of the operating rod 36 passes through the through hole 20 of the primary filter 17. , the primary filter 17 is connected to the secondary filter 10 so that the end of the operating rod 36 passes through the support hole 14 in the rear end plate 13 of the secondary filter 10.
Store it in.

Insert the object in this state into the dust collection container 4, pass the end of the operating rod 36 through the bearing hole 6, and attach the handle 37 to this end.
Insert.

At this time, the locking button 39 is moved downward by the inclined surface 47 of the operating rod 36, and moved upward by the locking hole 40, so that both are locked.

When the handle 37 is pulled in this state, the pressing body 31 transfers the primary filter 17 to the secondary filter 1.
0 respectively, and the shaft portion 21 of the primary filter 17
The end face pushes out the convex part 30 of the retaining ring 29 in the circumferential direction, but immediately enters the concave part 27 and fixes the primary filter 17.

Naturally, the secondary filter 10 is also accommodated in the dust collection container 4 by the primary filter 17.

As described above, according to this invention, one end is connected to a pressing body provided in a cylindrical dust-capturing filter, and the other end of the operating rod is provided for reciprocating this pressing body from outside the dust collection container. Since the handle is detachable, by separating the handle from the operating rod, it becomes extremely easy to assemble and disassemble the dust trapping filter and the pressing body stored in the dust collection container, further improving ease of assembly and service. can be improved.

[Brief explanation of drawings]

Fig. 1 is a partially sectional side view showing an embodiment of this invention, Fig. 2 is a detailed sectional view of the dust collection container portion when disposing of dust, and Fig. 3 is an enlarged partially cutaway sectional view of the cap attachment part. FIG. 4 is a sectional view of the retaining ring, and FIG. 5 is a sectional view of the connecting portion between the operating rod and the handle. 4 is a dust collection container, 10 is a secondary filter, 17 is a primary filter, 31 is a pressing body, 36 is an operating rod, 37 is a handle, 39 is a locking button, and 40 is a locking hole.

Claims (1)

[Scope of utility model registration request] A cylindrical dust capture filter provided inside the dust collection container, a pressing body slidably provided inside the dust collection filter, one end of which is connected to the pressing body, and the pressing body is connected to the dust collection container. A vacuum cleaner comprising an operating rod that is reciprocated from the outside and a handle provided at the other end of the operating rod, the handle being detachable.