JPH02209120A - Vacuum cleaner - Google Patents

Abstract

PURPOSE:To improve usability to take out a paper bag in which dust is stored, by providing a plate body in the front and back direction of the bottom surface of a dust collecting room, linking the rear edge of the plate body with a cover body, which covers an opening in the upper direction of the dust collecting room, through two links, and moving the plate body up and down with being interlocked to the opening and closing operation of the cover body. CONSTITUTION:A plate body 41 to support a paper bag 33 is provided on the bottom surface of a dust collecting room 34, and a fitting part 42 provided in a cover 36 is linked with links 43 and 44 by shafts 45, 46 and 47. When the paper bag 33 to store the dust is abandonned and the cover 36 is opened, the links 43 and 44 are interlocked with the cover 36 and moved upward. Accordingly, the rear edge of the plate body 41 is also raised upward and starts being inclined with a front end part 48 as an axis. When fixed inclination is obtained, the plate body is supported by a lower end 49 of the link 44 and raised up with maintaining the inclination. Then, while the bottom of the paper bag 33 is supported, the paper bag is pushed up to the opening in the upper direction of the dust collecting room 34 and the paper bag can be easily taken out without being broken.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to vacuum cleaners for domestic and industrial use.

2. Description of the Related Art The structure of a conventional vacuum cleaner of this type will be described with reference to the drawings.

In Fig. 4, 1 is the main body of the vacuum cleaner with a built-in motor 2, etc., and a dust collection chamber 4 into which a paper bag 3 is inserted is provided in front of it, and 6 is the upper opening of the dust collection chamber. This is a lid that can be opened and closed upwards using axis 6. A support plate 9 is provided in front of the dust collection chamber to hold the opening paper 7 of the paper bag 3 and to bring it into close contact with a rubber backing 8 provided at the dust suction port, and a torsion spring 10 is installed in front of the support plate 9. have. Here, when the paper bag 3 full of garbage is taken out from the dust collection chamber 4 in FIG.
It moves counterclockwise around the shaft 11 with a pressure of 0, and lifts the rear side of the slip 7 upward. The user then takes out the paper bag 3 from the dust collection chamber 4 by pulling up the lid 7 that has been lifted.

Problems to be Solved by the Invention However, in the conventional configuration as described above, the support plate 9
However, since the paper bag 3 with accumulated dust is inside the dust collection chamber 4, when the user holds the flap 7 to take out the bag, the flap 7 and the paper bag 3 are separated. Furthermore, the paper bag 3 may be torn and the dust inside may fall onto the floor or into the dust collection chamber 4.

That is, when replacing the paper bag 3, it was difficult to remove it from the dust collection chamber 4, resulting in poor usability.

SUMMARY OF THE INVENTION Therefore, the present invention is intended to solve these conventional problems, and its first object is to provide a vacuum cleaner that is easy to use for removing paper bags filled with dust. .

The second purpose is to obtain a link mechanism with a large motion to improve the ease of taking out paper bags.

The third purpose is to obtain the protective effect of a paper bag when using a vacuum cleaner.

Means for Solving the Problems In order to achieve the above-mentioned object of tl<1, the vacuum cleaner of the present invention is provided with a plate in the front-rear direction of the bottom of the dust collection chamber, so that the rear end of the plate and the dust collection chamber are connected to each other. A lid body covering the upper opening is connected via two links, and the plate body is moved up and down in conjunction with the opening/closing operation of the lid body.

Further, in order to achieve the second object, the present invention provides a cam shape in the connecting portion between the lid and the link.

Furthermore, in order to achieve the third object, the present invention has two links connecting the plate and the lid with the same width as the ribs provided on the rear wall of the dust collection chamber, and are positioned along the wall. It is.

Function: The vacuum cleaner of the present invention has the above-mentioned configuration, so that when the user opens the lid, the plate pushes up the paper bag containing dirt, and the paper bag can be easily taken out without tearing. be.

In addition, the cam shape provided at the connection between the lid and the link allows the vertical movement range of the plate that pushes up the paper bag to be larger than the opening/closing height range of the lid, making it easier to remove paper bags with accumulated dirt. It is something to do.

Furthermore, by positioning the link along the rear wall of the dust collection chamber, it holds the paper bag during use and prevents the paper bag from tearing due to drops, etc., and reduces the ribs where the link is located on the main body, making it possible to reduce molding work. It improves sexual performance.

EXAMPLE Hereinafter, an example of the present invention will be described based on the drawings. In FIGS. 1 and 2, reference numeral 31 denotes a main body of the vacuum cleaner that includes a built-in motor 32, etc., and a dust collection chamber 34 into which a paper bag 33 is inserted is provided in front of the main body of the vacuum cleaner. The upper opening of the dust collection chamber 34 is covered with a lid 36 that rotates upward about an axis 36.

Reference numeral 37 is a cap made of cardboard or the like of the paper bag 33, which is supported by a support plate 38, and is brought into close contact with a rubber backing 4o provided at the suction port of the lid 36 by the pressure of a torsion spring 39.

The bottom of the dust collection chamber 34 has a plate 41 that supports the paper bag 33, and a mounting part 42 provided on the lid 3e and a link 43.
, 44 are connected by shafts 45, 46, and 47. here,
In FIG. 2, when throwing away the paper bag 33 filled with garbage,
When the lid 36 is opened, the links 43 and 44 move upward in conjunction with the lid 36, so that the rear of the plate 41 is also pulled upward and begins to tilt around the front end 48. When it reaches a certain inclination, it is supported by the lower end 49 of the link 44 and pulled upwards while maintaining that inclination, supporting the bottom of the paper bag 33.
It is pushed up to the upper opening of the dust collection chamber 34 and taken out.

In addition, in FIG. 2, the mounting portion 42 of the lid 36 is provided with a protrusion 6o, and the link 43 has a protrusion 61 and an oval shaft hole.
Immediately before opening the lid 3e, the link 43 moves forward, the protrusions 5o and 51 lift up, the link 43 faces diagonally upward, and the paper bag 33 is pulled up further upwards together with the plate 41. .

Furthermore, in FIG. 3, the links 43 and 44 have the same width as the Glue Pro 2 in the dust collection chamber, and are provided so that they do not come out of the rib width when the lid 36 is closed and used. 33.

As mentioned above, the plate 41 pushes up the paper bag 33 with accumulated dust toward the upper opening of the dust collection chamber 34, making it easy to take out the bag.
This prevents the opening paper 37 from peeling off or tearing and preventing dust from falling.

In addition, since the link 43 and the attachment part 42 of the lid 3e are provided with cam-shaped protrusions, the range of vertical movement of the plate 41 that pushes up the paper bag 33 can be increased, and the paper bag 33 with accumulated dust can be further collected. It is pushed out to the upper opening of the dust chamber 34 to facilitate removal.

Furthermore, the links 43 and 44 connecting the lid 36 and the plate body 41 are along the rear wall surface of the dust collection chamber 34 and are connected to the paper bag 33 during use.
Because it is formed with the same width as the rib 62 that holds the paper bag 3
It has the effect of holding 3.

Further, by providing the links 43 and 44, the number of ribs 62 can be reduced, and the mold release of the main body 31 is improved, thereby improving molding workability.

Effects of the Invention As described above, according to the present invention, the following effects are achieved by providing a plate that moves up and down in conjunction with the lid in the dust collection chamber.

1. To easily take out a paper bag with accumulated dust from a dust collection chamber when replacing the paper bag, and to prevent peeling of the opening paper and tearing of the paper bag.

■ The operating range of the plate that pushes up the paper bag is large, making it easier to take out the paper bag.

■ The link allows the paper bag to be held in place and prevents the paper bag from tearing during use.

■ Since the links serve as a substitute for paper bag holding ribs, the number of ribs on the main body can be reduced and moldability is improved.

[Brief explanation of the drawing]

FIG. 1 is a sectional view of a vacuum cleaner in an embodiment of the present invention,
Fig. 2 is a sectional view of the vacuum cleaner with the lid open, Fig. 3 is a partial external perspective view of the vacuum cleaner with the lid open, Fig. 4 is a sectional view of a conventional vacuum cleaner, and Fig. 6 is a sectional view of the vacuum cleaner with the lid open. It is. 31...Main body, 33...Paper bag, 34.
... Dust collection chamber, 36 ... Lid, 37 ...
...Opening paper, 38...Support plate, 39...
Torsion spring, 41...Plate body, 42...
Lid attachment part, 43, 44...link. Name of agent: Patent attorney Shigetaka Awano and one other person

Claims (3)

[Claims] (1) A main body that has a motor chamber with a built-in motor, etc., a dust collection chamber in front of the motor chamber into which a paper bag is inserted, and a lid that covers the upper opening of the dust collection chamber and pivots around the rear to open and close. The lid has a plate on the dust collection chamber side that moves up and down via two links as the lid opens and closes, and this plate is placed at the bottom of the dust collection chamber below the paper bag. A vacuum cleaner installed in the front and back direction. (2) The lid body is equipped with a cam-shaped rib for connecting one link with a shaft, and since the link rotates up and down around the shaft by opening and closing the lid body, the cam and the longitudinal direction Claim 1 comprising an elliptical shaft hole that can be moved to
The vacuum cleaner mentioned. (3) The vacuum cleaner according to claim 1, wherein the two links are made of a plate and are provided along the rear wall of the dust collection chamber with the same width as a rib formed in the vertical direction of the wall surface of the dust collection chamber. .