JP3205233B2 - Electric vacuum cleaner - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a vacuum cleaner,
The present invention relates to a vacuum cleaner that is effective for downsizing a vacuum cleaner.

[0002]

2. Description of the Related Art In a conventional vacuum cleaner, a cover for covering the dust collecting portion is rotated by an arm provided on the cover provided with a rotation shaft, and this shaft is provided with a hole provided in an upper case. It was rotated by assembling it to the part.

[0003]

However, in the conventional vacuum cleaner, a rotating shaft is provided on an arm portion provided on the lid, and this shaft is attached to a hole provided on the upper case.
The strength of the hole is required, and the arm is shaped like a letter if the shaft is designed on the upper case side from the parting line of the lid and the upper case by design, and the dimension in the height direction is required There was a problem that. Also, because of the design, if the upper surface of the main body has a small R and the side is greatly dropped, the position of the shaft will be closer to the center due to the restriction of the height of the main body, and switches and the like cannot be installed in that part. There is. Further, since the holes are provided in the upper case, the exhaust of the motor blows out from the holes to increase the noise, and there is a problem that heat is transmitted to the substrate in the case where the substrate is provided in the upper case.

Accordingly, an object of the present invention is to solve the above-mentioned problems, and to provide a vacuum cleaner which is effective in reducing the size of the vacuum cleaner and which can reduce the height dimension of a portion serving as a rotation axis of a lid. It is in.

[0005]

In order to achieve the above object, the present invention is characterized in that an outer case is constituted by an upper case and a lower case, a dust collecting portion is provided at a front portion, and an electric blower and a cord reel are provided at a rear portion. And a shaft of the upper case
A handle which is disposed so as to be rotatable, in an electric vacuum cleaner having a lid for covering the upper side of the dust collection unit while being rotatably disposed in said cleaner main body, a substantially arcuate shape in the lid No
Arm and house the handle in the upper case
A handle formed with the lid side concave in an arc shape
A storage section is provided, and the handle storage section of the upper case is formed in an arc shape.
Between the recessed part and the handle attached to the shaft of the upper case
Substantially arc-shaped arm provided in the lid in a space formed in
To slide the lid against the cleaner body.
It is arranged to be rotatable .

[0006]

Embodiments of the present invention will be described below with reference to the accompanying drawings.

FIG. 5 is a perspective view showing the external appearance of a vacuum cleaner according to an embodiment of the present invention. Reference numeral 201 denotes a cleaner main body in which a control circuit, an electric blower, and the like are built, and 202 denotes a cleaner main body. The hose connected to the suction port, 203 is a hose hand that is gripped by the user and connects the hose to one end, 204 is an extension tube connected to the other end of the hose hand 203, and 205 is an extension tube 204. Connected mouthpiece, 20
6 is a switch operation unit provided on the hose hand unit 203,
Reference numeral 207 denotes a first infrared light emitting unit provided on the hose hand unit 203, 208 denotes a second infrared light emitting unit provided on the hose hand unit 203, and 209 denotes an infrared light receiving unit provided on the upper surface of the cleaner main body 201. There is a ceiling 210 in the room.

[0008] The cleaner body 201 has a lower case 101 covering a lower part at a front part thereof, a lid 102 covering an upper part of a front surface thereof, a suction port 103 provided on the lid 102, and a dust collecting chamber for storing a dust collecting bag. 104, an airtight holding cover 105 attached to the lid 102 with a member different from the lid 102 to maintain airtightness in the dust collection chamber 104 is provided. Lower case 1
01 and the upper case 106,
An electric blower 110 whose upper and lower sides are covered by inner cases 108 and 109 and a code reel described later are provided. A filter 11 is provided on the intake side of the electric blower 110.
1 is provided and communicates with the dust collection chamber 104. Dust collection chamber 104
The lower case 101 has a bumper 138 on the outer periphery of the lower case 101 for preventing damage to furniture and the like when moving. The lower case 101 has a packing portion 112 formed integrally with the bumper 138 on an upper wall surface thereof. Is arranged,
This packing portion 112 has lips 132 and 133,
The lip 132 and the airtight holding cover 105 are pressed against each other, so that the airtightness between the bumper 138 of the dust collecting chamber 104 and the lid 102 side is maintained. The lower case 101 forms a groove 135 around the dust collecting chamber 104. When a bumper is attached to the lower case, a lip 133 is provided in the groove 135, and the lip 133 and the wall 139 of the groove 135 are pressed against each other. The airtightness between the bumper 138 and the lower case 101 is maintained. The front wall 136 of the upper case 106 enters the groove 135 in which the lip 133 on the rear side of the dust collection chamber is provided, and the wall 134 of the groove 135 on the side of the dust collection chamber is the wall 137 of the airtight holding cover 105. Presses against the dust collection chamber to prevent the wall 134 from falling down due to thermal deformation or the like. At an upper portion of the inner case 108, a substrate storage portion 113 whose upper surface is covered by the upper case 106 is formed, and a control substrate 114 and a display substrate 115 are stored therein. On the display substrate 115, the first infrared light emitting portion 207 of the hose
An infrared light receiving element 116 for receiving an infrared signal radiated from the infrared light emitting section 208 is provided. An infrared light receiving unit 209 formed of another material that transmits infrared light is provided on the upper case 106 so that an infrared signal reaches the infrared light receiving element 116.

On the upper surface of the upper case 106, the cleaner body 2 is provided.
A handle 117 used to carry the handle 01 is rotatably supported by a shaft to be described later, and a handle storage portion 118 recessed downward is integrally formed. The handle storage portion 118 is formed with an accessory storage portion 120 for storing the handle 117 when not in use, and further below the accessory 117 such as a clearance nozzle 119. The accessory storage section 120 is formed such that accessories such as the clearance nozzle 119 are substantially perpendicular to the traveling direction of the cleaner and substantially parallel to the floor surface. Further, a gate 121 of the upper case 106 is provided in the accessory storage unit 120.

The handle housing portion 118 of the upper case 106 has a circular arc shape 1 on the side of the lid 102 that covers the front upper portion of the vacuum cleaner.
23, and the handle 117 is connected to the shaft 12 of the upper case 106.
4 and the handle 117 and the handle storage unit 1
A space 125 is formed between 18. When the substantially arc-shaped arm 122 of the lid 102 slides in the space 125, the lid 102 is opened and closed.

The code reel 126 is covered by the inner case 108, 109 together with the electric blower 110, and is disposed in a space 107 formed by the lower case 101 and the upper case 106. The wall 127 of the lower case 101 on the dust collecting chamber 104 side of the code reel 126 travels from the required space of the code reel to the dust collecting chamber 104, but the upper part of the wall is the packing 112.
Are mounted in a straight line in the horizontal direction. For this reason, the wall 127 has a curved shape, and a hole 128 is provided in the lower case 101 from the mold structure, and is covered by a part of the inner case 109. In addition, the cord reel 126 is assembled by inserting it obliquely downward from the upper rear part of the lower case 101.

The exhaust air from the electric blower 110 exits below the hole 129 of the inner case 109, flows through the exhaust space 130 between the lower case 101 and the inner case 109, and is exhausted from the HIKI cover 131.

Next, the operation of the vacuum cleaner according to the present invention will be described with reference to FIGS.

When the user of the vacuum cleaner presses one of the switch operation units 206 provided on the hose hand unit 203, a signal code corresponding to the pressed switch is converted into an infrared signal as the first infrared light emitting unit 207 and the second infrared light emitting unit 207. The light is emitted from the second infrared light emitting unit 208.

The first infrared light emitting section 207 is disposed so as to face substantially vertically upward in a normal use state, and an infrared signal radiated from the first infrared light emitting section 207 is transmitted to a ceiling or a wall of a room. The light is reflected and reaches the infrared light receiving unit 209 of the cleaner body 201.

Further, the second infrared light emitting section 208 is disposed on the grip end of the hose hand portion so as to face downward from substantially horizontal, and the infrared signal emitted from the second infrared light emitting section 208 is: It directly reaches the infrared light receiving unit 209 of the cleaner main body 201.

The infrared signal reaching the infrared receiving section 209 controls the vacuum cleaner via a control circuit built in the cleaner main body 201. Therefore, the power supply line is not used for the hose 202, and the hose can be reduced in weight.

According to the present embodiment, the handle housing portion 118 of the upper case 106 is provided with the cover 1 for covering the upper front part of the vacuum cleaner.
02 has a circular arc shape 123 on the side thereof, and the handle 117 is attached to the shaft 124 of the upper case 106 while the handle 117
A space 125 is formed between the handle 102 and the handle storage portion 118. The cover 122 is opened and closed by sliding the substantially arc-shaped arm 122 of the cover 102 in the space 125. It does not have a hole in the upper case, so that the size can be reduced in the height direction, and the exhaust of the motor does not blow upward from the hole.

[0019]

As described above, according to the present invention, there is provided an electric vacuum cleaner which is effective for downsizing the vacuum cleaner and which can reduce the height dimension of a portion serving as a rotation axis of a lid. It is in.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of an arm portion of a lid 102 in a vacuum cleaner according to the present invention.

FIG. 2 is a view in which a lid 102 is rotated in FIG.

FIG. 3 is a cross-sectional view of an arm portion of a lid body parallel to a handle axis.

FIG. 4 is a vertical sectional side view of a cleaner body according to an embodiment of the present invention.

FIG. 5 is an external perspective view of the vacuum cleaner according to one embodiment of the present invention.

FIG. 6 is a top view of the cleaner body according to the embodiment of the present invention.

FIG. 7 is a side view of the cleaner body according to the embodiment of the present invention.

FIG. 8 is a cross-sectional rear view of the accessory storage unit of the cleaner body according to the embodiment of the present invention.

FIG. 9 is a view in which a handle is raised in FIG. 6;

FIG. 10 is a longitudinal sectional view of the handle storage section.

FIG. 11 is a vertical sectional view perpendicular to the axis of the electric blower of the cleaner body according to the embodiment of the present invention.

FIG. 12 is a top view excluding an upper case and a lid of the cleaner body according to the embodiment of the present invention.

FIG. 13 is a cross-sectional view of the code reel unit in FIG.

FIG. 14 is a cross-sectional view of a packing portion at the rear of the dust collection chamber.

FIG. 15 is a cross-sectional view of a packing portion at the front of the dust collection chamber.

FIG. 16 is a cross-sectional view of a packing portion on the side of the dust collection chamber.

[Explanation of symbols]

101: Lower case, 102: Lid, 104: Dust chamber, 1
05 ... airtight holding cover, 106 ... upper case, 117 ... handle, 118 ... handle storage section, 122 ... arm, 1
24: shaft, 125: handle 117 and handle storage 1
18; 201: vacuum cleaner body; 202: hose; 203: hose hand; 204: extension tube;
Suction body, 206: switch operation unit, 207: first infrared light emitting unit, 208: second infrared light emitting unit, 209: infrared light receiving unit, 210: indoor ceiling.

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-5-56881 (JP, A) JP-A-6-70876 (JP, A) JP-A-5-300854 (JP, A) 31097 (JP, Y2) Jikken Hei 5-15907 (JP, Y2) (58) Fields investigated (Int. Cl. ⁷ , DB name) A47L 9/32 A47L 9/00

Claims (1)

(57) [Claims] 1. An outer casing comprising an upper case and a lower case, a dust collector at a front part, a cleaner body having a built-in electric blower and a cord reel at a rear part, and a rotatable arrangement on a shaft of the upper case. I
A handle, and a lid rotatably disposed on the cleaner main body and covering the dust collecting portion above, wherein the lid is provided with a substantially arc-shaped arm. In the case
The handle is stored and the lid side is concave in an arc shape.
A handle storage part formed in the shape of an upper part, and an arc-shaped concave part of the handle storage part of the upper case.
An empty space formed between the handles attached to the shaft of the upper case
A substantially arc-shaped arm provided on the lid is slid between the
And the lid is rotatably disposed with respect to the cleaner body.
Vacuum cleaner, characterized in that it was.