JP2000201866A - Vacuum cleaner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve the convenience of housing and carrying a cleaner and operability at the time of using the cleaner by providing a handle freely attachable and detachable to/from a cleaner main body and a hose between a hose joint part and the hose connection part of the cleaner main body. SOLUTION: This vacuum cleaner is composed of the cleaner main body 201, a flexible hose provided with the hose joint part 210 engaged with the hose connection part 206 of the cleaner main body on one end and provided with a hose hand part 211 provided with a hand control part 212 on the other end, the extension pipe 213 connected to the hose hand part and a suction port 214 connected to the extension pipe. The hose joint part is provided with a locking part engaged with the hose connection part and a locking knob for operating the locking part to be retracted and the hose joint part is freely attachably and detachably fitted to the hose connection part. In this case, between the hose joint part and the hose connection part of the cleaner main body, the handle 220 freely attachable and detachable to/from the cleaner main body and the hose is provided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a vacuum cleaner,
In particular, the present invention relates to a vacuum cleaner provided with a handle used when carrying the vacuum cleaner.

[0002]

2. Description of the Related Art Conventionally, in a vacuum cleaner, a handle for carrying the cleaner main body is fixed to the upper surface of the main body in a direction perpendicular to the floor, or provided on the upper surface of the main body so as to be rotatable. Alternatively, it is formed integrally with the cleaner body near the hose connection on the front surface of the cleaner body.

FIG. 9 shows a conventional vacuum cleaner.
In the figure, 301 is a cleaner body, 302 is a suction motor, 303 is a dust collecting unit, 304 is an upper handle provided on the upper surface of the cleaner body, 305 is a front handle provided on the front of the cleaner body, and 306 is the main body Is a hose joint part locked to the hose connection part.

[0004] The handle 304 is rotated in the direction of arrow A about a rotation axis (not shown) so that the cleaner main body can be carried in a vertical direction when the cleaner main body is kept horizontal. The handle 305 is provided on a floor surface at a lower front portion of the cleaner main body, and when the handle 305 is used, the cleaner main body is carried while being held in a vertical direction.

FIG. 10 is a view showing still another conventional vacuum cleaner. In the figure, reference numeral 401 denotes a vacuum cleaner main body;
Is a front handle provided on the front of the cleaner body. Even in a vacuum cleaner having such a handle, the user can carry the cleaner body while keeping the cleaner body in the vertical direction.

[0006] In recent years, from the viewpoint of reducing the size of the housing environment or simplifying the cleaning work, the cleaner main body can be stored vertically with the hose, extension pipe and suction port attached to the cleaner main body. Vacuum cleaners with a configuration are widespread. In addition, the vacuum cleaner of this configuration can be carried around
It is conceivable that the operation is performed in the vertical state.

FIG. 11 is a view showing an example of a vacuum cleaner which is stored vertically. In the figure, 501 is a vacuum cleaner main body,
510 is a hose of a vacuum cleaner, 511 is a hose part of the hose 510, 512 is a hose joint part of the hose 510, 513 is a hose hand part of the hose 510, 514 is an extension pipe, and 515.
Is a mouthpiece, 516 is a locking portion attached to the extension pipe, 517
Is a concave portion provided on the front lower surface side of the cleaner body.

[0008] When storing vertically, the cleaner body 501
Are arranged vertically, and furthermore, a locking portion 516 is
The engaging portion 516 is fitted in the concave portion 517 and stored.

Further, with regard to such a vertical storage, Japanese Patent Laid-Open Publication No. Hei 6-319667 discloses a vacuum cleaner having a portable handle formed integrally with a hose joint so as to extend in the front direction of the cleaner body. Have been.

[0010]

For example, Japanese Patent Application Laid-Open No.
In a vacuum cleaner having a handle as disclosed in Japanese Patent No. 3196667, when the vacuum cleaner operation is changed from a horizontal position to a vertical position, the hose of the vacuum cleaner becomes an obstacle. Also, since the handle is formed integrally with the hose joint, only the handle cannot be removed during cleaning. For this reason, the size of the cleaner main body is added to the size of the handle of the joint portion, and the size of the vacuum cleaner is increased, and the operation becomes difficult.

Further, the vacuum cleaner may be stored in a horizontal state or carried in a horizontal state. In this case, a handle extending forward of the vacuum cleaner body is an obstacle, and the operability of the vacuum cleaner is reduced. descend.

The present invention has been made in view of the above-mentioned various problems, and provides a vacuum cleaner having improved operability by providing a detachable handle at a hose joint.

[0013]

The present invention employs the following means in order to solve the above-mentioned problems.

A vacuum cleaner body having a suction motor and a dust collecting part and having a hose connection part; a hose joint part fitted at one end to the hose connection part of the vacuum cleaner body; A flexible hose having a hose hand portion having a hand control portion, an extension tube connected to the hose hand portion, and a suction port connected to the extension tube, wherein the hose joint portion is the hose connection portion. Locking part to engage with,
And a lock knob for operating the lock portion so that the hose joint portion is detachably fitted to the hose connection portion. And a handle detachable from the vacuum cleaner main body and the hose.

Further, in the above-mentioned vacuum cleaner, the handle is provided with a fitting hole for fitting into the hose joint.

Further, in the above-mentioned vacuum cleaner, the handle is fitted with the locking portion and the locking knob, and is provided with a fitting groove which can be locked with the locking knob.

Further, in the above-mentioned vacuum cleaner, the handle is provided with a cylindrical fitting part which fits with the joint part and abuts on the hose connection part.

Further, in the above-mentioned vacuum cleaner, the handle is provided with a cylindrical fitting portion fitted to the joint portion and fitted to the hose connection portion.

Further, in the above-mentioned vacuum cleaner, the handle is provided with an engagement hole for engaging with a projection formed on the hose joint portion.

Further, in the above-mentioned vacuum cleaner, the handle portion of the above-mentioned handle is arranged on the upper surface side of the main body of the vacuum cleaner.

[0021]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIGS. FIG. 1 is an external perspective view of a vacuum cleaner according to the present embodiment, and FIG. 2 is a sectional view thereof.

In these figures, 201 is a cleaner body, 202 is a suction motor, 203 is a control circuit for controlling the number of revolutions of the motor 202, 204 is a power cord, 20
Reference numeral 5 denotes a dust collecting portion for storing sucked dust, reference numeral 206 denotes a hose connection portion provided on the main body of the electric vacuum cleaner, and reference numeral 207 denotes a main body 201 of the vacuum cleaner.
209 is a flexible hose portion of the hose 208, 210 is a hose 208
A hose joint part 211, a hose hand part 211 of a hose 208, a hose hand control part 212 for transmitting a control signal to the control circuit 203, 213 an extension pipe, 214 a mouthpiece, 22
0 is a handle described later.

When the user carries the vacuum cleaner, the user can use the vacuum cleaner with the handle 207 standing upright. When not in use, the handle 207 falls down in the horizontal direction of its own weight and is in a state of being housed in the main body 201.

FIG. 3 is a view showing a handle of the vacuum cleaner according to the present embodiment. In the figure, 220 is a handle, 221 is a fitting part of a handle that fits into the hose joint part 210, 222 is a grip part that the user grips when carrying the vacuum cleaner, 22
Reference numeral 3 denotes a fitting groove which is fitted to a locking portion and a locking knob, which will be described later, provided on the joint portion 210 and can be locked to the locking knob.

FIG. 4 is a view showing the assembly of the hose connection part 206 and the hose joint part 210 of the vacuum cleaner according to this embodiment. In the figure, reference numeral 210a denotes a locking portion attached to the hose joint 210, and 210b denotes a locking knob for operating the locking portion 210a. In the drawings, the same portions as those shown in FIGS. 1 to 3 are denoted by the same reference numerals, and description thereof will be omitted.

In order to attach the handle 220 to the joint 210 of the hose, first, the handle 220 is inserted into the joint 210 of the hose from the longitudinal direction of the joint, and fitted to the joint 210. At this time, the handle 220 is inserted to a position over the locking knob 210b. The joint 210 up to this position
Is inserted, the locking knob 210b moves the locking portion 223
The handle 220 does not fall off from the hose joint 210 unless the locking knob is pushed in thereafter. Therefore, it is possible to prevent the user from losing the handle 220.

The assembly of the hose joint and the handle thus assembled is then inserted into the hose connection 206 of the main body of the cleaner according to a normal assembly method. At this time, the locking portion 210a of the hose joint locks to the cleaner body.

The handle 220 is arranged such that the handle portion 22 is on the upper surface side of the vacuum cleaner main body. Therefore, when raising the vacuum cleaner main body 201 from the horizontal state to the vertical state, or when pulling the vacuum cleaner main body 201 or performing a slight movement, it is not necessary to rotate the handle 207 to raise the vacuum cleaner each time.
The handle 220 can be immediately operated and used. In addition, the hose does not hinder the user from gripping or raising the hose, and can be easily raised. Further, when the portable device is carried vertically, it can be stored vertically as it is.

The handle 220 is connected to the hose joint 2.
10 and the hose connection part 206 of the cleaner main body 201 are detachably provided. Therefore, the user can select whether to use the vacuum cleaner with the handle 220 attached to the hose joint portion or to use the vacuum cleaner with the handle 220 removed. That is, if the handle 220 is not attached, the user can use it as a small-sized vacuum cleaner.

Next, a second embodiment of the present invention will be described with reference to FIG. FIG. 5 is a view showing another embodiment of the handle. In the figure, 230 is a handle, 231 is a fitting part to be fitted to the hose joint part 210, 232 is a handle, 233
Is a hook-shaped claw attached to the handle 230. Claw part 23
Reference numeral 3 is engaged with a not-shown locked portion formed on the cleaner body. By forming the claws in this manner, mechanical strength can be increased.

Next, a third embodiment of the present invention will be described with reference to FIG. FIG. 6 is a view showing still another embodiment of the handle. In the drawing, 240 is a handle, 241 is a cylindrical fitting part which fits the joint part 210 and abuts the hose connection part 206 of the main body, and 242 is a grip part, 243 integrally attached to the fitting part. Is a claw portion formed on the fitting portion 241.

In this embodiment, the claw 243 formed on the handle 240 is engaged with an engaging portion (not shown) of the vacuum cleaner main body 201, and the handle 240 is locked to the main body 201.
Next, the hose joint part 210 penetrates the handle 240 and is locked to the cleaner body. Also in the present embodiment, the handle 24
0 is detachable. In addition, the grip of the handle 240 with respect to the cleaner body may be screwed instead of the nail 243.

Next, a fourth embodiment of the present invention will be described with reference to FIG. FIG. 7 is a view showing still another embodiment of the handle. In the figure, reference numeral 250 denotes a handle, reference numeral 251 denotes a fitting portion for fitting the joint portion 210 and fitting to the hose connection portion 206 of the main body, and reference numeral 252 denotes a handle portion integrally attached to a cylindrical tube portion.

In the present embodiment, the cylindrical tubular portion 251 formed on the handle 250 is inserted into the hose connection of the vacuum cleaner main body. Next, the hose joint portion 210 is inserted into the inner peripheral side of the cylindrical portion, and is locked to the main body of the vacuum cleaner by the locking portion 210a.

The outer periphery of the cylindrical portion 251 is fitted to the hose connection portion of the vacuum cleaner main body, and the inner periphery is fitted to the hose joint portion 210, so that the grip holding strength can be improved.

Next, a fifth embodiment of the present invention will be described with reference to FIG. FIG. 8 is a view showing still another embodiment of the handle. In the figure, 260 is a handle, 261 is an engagement hole provided in the handle, 262 is a handle portion, and 210c is an engagement projection provided in the joint portion.

In the present embodiment, an engagement hole 261 formed in the handle 260 is provided with an engagement projection 210c provided in the joint.
And the handle 240 is locked to the joint 210. The joint portion 210 can be locked without penetrating the handle 260, and the attachment and detachment of the handle 260 can be easily performed.

[0038]

According to the present invention, the vacuum cleaner main body and the hose are detachably provided between the hose joint portion and the hose connection portion of the vacuum cleaner main body, so that the vacuum cleaner can be conveniently stored and carried. Or, operability when using a vacuum cleaner is improved.

[Brief description of the drawings]

FIG. 1 is an external perspective view of a vacuum cleaner according to a first embodiment of the present invention.

FIG. 2 is a cross-sectional view of the vacuum cleaner according to the first embodiment of the present invention.

FIG. 3 is a view showing a handle of the vacuum cleaner according to the first embodiment of the present invention.

FIG. 4 is a diagram showing an assembly of a hose connection part and a hose joint part of the vacuum cleaner according to the first embodiment of the present invention.

FIG. 5 is a view showing a handle according to a second embodiment of the present invention.

FIG. 6 is a view showing a handle according to a third embodiment of the present invention.

FIG. 7 is a view showing a handle according to a fourth embodiment of the present invention.

FIG. 8 is a view showing a handle according to a fifth embodiment of the present invention.

FIG. 9 is a view showing a conventional vacuum cleaner.

FIG. 10 is a view showing a conventional vacuum cleaner.

FIG. 11 is a diagram showing an example of a vacuum cleaner that is stored vertically.

[Explanation of symbols]

 201 Vacuum cleaner main body 202 Suction motor 203 Control circuit 204 Power cord 205 Dust collecting part 206 Hose connection part 207 Handle 208 Hose 209 Flexible hose 210 Hose joint part 210a Locking part 210b Locking knob 211 Hose hand part 212 Hose hand control unit 213 Extension tube 214 Suction port 220 Handle 221 Fitting part 222 Handle part 223 Fitting groove 230 Handle 231 Fitting part 232 Handle part 233 Claw part 240 Handle 241 Fitting part 242 Handle part 250 Handle 251 Tube part 252 Handle

────────────────────────────────────────────────── ───

[Procedure amendment]

[Submission date] December 20, 1999 (1999.12.
20)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Claim 2

[Correction method] Change

[Correction contents]

[Procedure amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0010

[Correction method] Change

[Correction contents]

[0010]

For example, Japanese Patent Application Laid-Open No.
In electric vacuum cleaner having a handle as shown in -319667 discloses a hose of the electric vacuum cleaner is disturbed the cause in a vertically placed condition of the electric vacuum cleaner body from the horizontal state. Also, since the handle is formed integrally with the hose joint, only the handle cannot be removed during cleaning. For this reason, the size of the cleaner main body is added to the size of the handle of the joint portion, and the size of the vacuum cleaner is increased, and the operation becomes difficult.

[Procedure amendment 3]

[Document name to be amended] Statement

[Correction target item name] 0011

[Correction method] Change

[Correction contents]

[0011] The electric vacuum cleaner may be carried by the case or horizontal state for housing in a horizontal state, the handle extending forward side of electric cleaner body in this case is disturbed, the cleaner operability Decrease.

[Procedure amendment 4]

[Document name to be amended] Statement

[Correction target item name] 0015

[Correction method] Change

[Correction contents]

Further, in the vacuum cleaner, the handle is characterized by having a fitting groove for fitting to the hose coupling portion.

[Procedure amendment 5]

[Document name to be amended] Statement

[Correction target item name] 0022

[Correction method] Change

[Correction contents]

In these figures, 201 is a cleaner body, 202 is a suction motor, 203 is a control circuit for controlling the number of revolutions of the motor 202, 204 is a power cord, 20
5 dust collection unit for storing the dust sucked, 206 hose connection portion provided in the electric vacuum cleaner body, the 207 vacuum cleaner main body 201
209 is a flexible hose portion of the hose 208, 210 is a hose 208
A hose joint part 211, a hose hand part 211 of a hose 208, a hose hand control part 212 for transmitting a control signal to the control circuit 203, 213 an extension pipe, 214 a mouthpiece, 22
0 is a handle described later.

[Procedure amendment 6]

[Document name to be amended] Statement

[Correction target item name] 0026

[Correction method] Change

[Correction contents]

In order to attach the handle 220 to the joint 210 of the hose, first, the handle 220 is inserted into the joint 210 of the hose from the longitudinal direction of the joint, and fitted to the joint 210. At this time, the handle 220 is inserted to a position over the locking knob 210b. The joint 210 up to this position
When inserting a locking knob 210b is the fitting portion 223
The handle 220 does not fall off from the hose joint 210 unless the locking knob is pushed in thereafter. Thus the user is avoided <br/> that would eliminate the handle 220.

[Procedure amendment 7]

[Document name to be amended] Statement

[Correction target item name] 0028

[Correction method] Change

[Correction contents]

The handle 220 is arranged so that the handle 222 is on the upper surface side of the vacuum cleaner main body. Therefore, when raising the vacuum cleaner main body 201 from the horizontal state to the vertical state, or when pulling or slightly moving the vacuum cleaner main body 201, it is not necessary to rotate the handle 207 to raise the vacuum cleaner every time. The handle 220 can be operated and used. In addition, the hose does not hinder the user from gripping or raising the hose, and can be easily raised. Further, when the portable device is carried vertically, it can be stored vertically as it is.

[Procedure amendment 8]

[Document name to be amended] Statement

[Correction target item name] 0033

[Correction method] Change

[Correction contents]

Next, a fourth embodiment of the present invention will be described with reference to FIG. FIG. 7 is a view showing still another embodiment of the handle. In the figure, reference numeral 250 denotes a handle, 251 fits the joint 210, and fits into the hose connection part 206 of the main body.
A cylindrical fitting portion 252 is a handle integrally attached to the cylindrical tube portion.

[Procedure amendment 9]

[Document name to be amended] Statement

[Correction target item name] 0034

[Correction method] Change

[Correction contents]

In this embodiment, the cylindrical fitting part 251 formed on the handle 250 is inserted into the hose connection part of the vacuum cleaner main body. Next, the hose joint portion 210 is inserted into the inner peripheral side of the cylindrical portion, and is locked to the main body of the vacuum cleaner by the locking portion 210a.

[Procedure amendment 10]

[Document name to be amended] Statement

[Correction target item name] 0037

[Correction method] Change

[Correction contents]

In the present embodiment, an engagement hole 261 formed in the handle 260 is provided with an engagement projection 210c provided in the joint.
And the handle 260 is locked to the joint 210. The joint portion 210 can be locked without penetrating the handle 260, and the attachment and detachment of the handle 260 can be easily performed.

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Wataru Yamamoto 1-1-1, Higashitaga-cho, Hitachi City, Ibaraki Prefecture F-term (reference) 3G006 MA03 PA01 PA04

Claims (7)

[Claims] 1. A vacuum cleaner body having a suction motor and a dust collecting part and having a hose connection part, and a hose joint part fitted at one end to a hose connection part of the vacuum cleaner body, and the other end. A flexible hose having a hose hand portion having a hand control portion at an end, an extension tube connected to the hose hand portion, and a suction port connected to the extension tube, wherein the hose joint portion is the hose A vacuum cleaner comprising: a locking portion for engaging with the connecting portion; and a locking knob for operating the locking portion to protrude and retract, wherein the hose joint portion is detachably fitted to the hose connecting portion. And a handle detachably attached to the vacuum cleaner main body and the hose between the hose connection portion of the vacuum cleaner main body. 2. The vacuum cleaner according to claim 1, wherein the handle has a fitting hole that fits into the hose joint. 3. The electric cleaning apparatus according to claim 2, wherein the handle is fitted with the locking portion and the locking knob, and has a fitting groove that can be locked to the locking knob. Machine. 4. The handle according to claim 1, wherein the handle is provided with a cylindrical fitting portion that fits with the joint portion and abuts on the hose connection portion. Characterized vacuum cleaner. 5. The grip according to claim 1, wherein the handle is fitted with the joint part, and has a cylindrical fitting part fitted with the hose connection part. Characterized vacuum cleaner. 6. The vacuum cleaner according to claim 1, wherein the handle has an engagement hole that engages with a protrusion formed on the hose joint. 7. The vacuum cleaner according to claim 1, wherein the handle portion of the handle is arranged on an upper surface side of a cleaner body.