JPH0523497A - Steam iron - Google Patents

Abstract

PURPOSE:To offer the steam iron which can always close automatically the water passing port of a water tank irrespective of an operating state of an operating body, at the time when the water tank is detached from the iron main body, and also, consists of a simple constitution and is strong in its strength, as well. CONSTITUTION:The steam iron consists of an iron main body 1 provided with a base 5 having an evaporation chamber 8 and a blowout hole 10 communicating with this evaporation chamber 8, and a handle 6 provided on the upper part of this base 3. Also, this steam iron is provided with a water tank 2 provided so as to be freely attachable and detachable in the front part of this iron main body 1, a water passing port 13 provided on the bottom part of this water tank 2 and a valve mechanism 14 for setting the water passing port 13 to a closed state at the time when the water tank 2 is detached from the iron main body 1, an opening body 27 for opening and holding the valve mechanism 14 in accordance with an installation to the iron main body 1 of the water tank 2, and a water leading body 12 for leading water in the water tank 2 into the evaporation chamber 8 through the water passing port 13, and the opening body 27 and the water leading body 12 are provided integrally.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a steam iron capable of appropriately ejecting steam from the lower surface of a base.

[0002]

2. Description of the Related Art A steam iron of this kind is equipped with a water tank, and water contained in the water tank is appropriately dropped into an evaporation chamber of a base to form steam, and the steam is guided to the lower surface side of the base and ejected. It is like this. Recently, in order to facilitate the work of filling and draining the water tank, the water tank a is configured separately from the iron body b as shown in FIG. 4, and the water tank a is used as the iron body b during use. There is provided a device which is mounted so that the water tank a can be removed from the iron body b when pouring and draining water to the water tank a to perform the work.

A water inlet c formed by a nozzle is provided at the bottom of the water tank a, and a push button type operation body d for opening and closing the water outlet c is provided on the upper surface of the water tank a. By operating the operation body d to open the water passage c under the attached state, the water in the water tank a can be dripped into the evaporation chamber of the base e through the water passage c. ing.

[0004]

However, in such a conventional steam iron, the water tank a is detached from the iron body b while the operation body d is forgotten to be re-operated and the water passage c is left open. Then, there is a problem that water leaks from the water passage port c and the iron body b and its surroundings are contaminated.

The present invention has been made by paying attention to such a point, and an object thereof is to always perform automatic operation when the water tank is detached from the iron body, regardless of the operating condition of the operating body. (EN) It is possible to provide a steam iron that can close the water inlet of a water tank, has a simple structure, and is strong in strength.

[0006]

In order to achieve such an object, the present invention comprises a base having an evaporation chamber and an ejection hole communicating with the evaporation chamber, and a handle provided on the upper portion of the base. The iron body, the water tank detachably provided on the front part of the iron body, the water passage provided at the bottom of the water tank, and the water passage closed when the water tank is removed from the iron body. A valve mechanism for bringing the water tank into a state, an open body for holding the valve mechanism open according to the mounting of the water tank on the iron body, and a water guide body for guiding the water in the water tank into the evaporation chamber through the water passage port. However, the open body is provided integrally with the water guide body.

[0007]

When the water tank is removed from the iron body, the valve mechanism automatically operates according to this operation to close the water passage. Then, when the water tank is attached to the iron body, the valve mechanism is operated by the opening body to open the water passage, and the water in the water tank is introduced into the evaporation chamber from the water passage through the water guide body, and the water evaporates. Become steam.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. In the figure, 1 is an iron body, 2 is a water tank, and this water tank 2 is detachably attached to the front end portion of the iron body 1 in FIG. The iron body 1 is configured by covering the upper surface of the base 3 with a cover 4, providing a heat shield plate 5 on the upper surface of the cover 4, and further attaching a handle 6 to the upper surface of the heat shield plate 5. The handle 6 has a grip portion 6a on its upper portion, and a user of the iron grips the grip portion 6a with a hand to perform ironing work.

A heater 7 is cast in the base 3, and an evaporation chamber 8 is formed on the upper surface. The evaporation chamber 8 communicates with a plurality of guide chambers 9 ... Each is communicated with the lower surface side of the base 1 through the ejection holes 10. The upper surfaces of the evaporation chamber 8 and the guide chambers 9 are airtightly closed by a lid 11, and the water conduit 1 is provided above the lid 11.
Two are provided.

The water tank 2 is made of synthetic resin and has a water passage 13 and a valve mechanism 14 at the bottom thereof. The valve mechanism 14 has a disc-shaped valve body 17 attached to an intermediate portion of a valve rod 16 slidably supported by a support body 15. The valve body 17 is provided with a spring 18 on the side where the water passage 13 is arranged. That is, it is elastically biased in the direction of closing the water passage 13. One end of the valve rod 16 faces the inside of the water passage 13.

An engaging claw 19 is integrally provided on the upper rear surface of the water tank 2, and the engaging claw 19 is elastically engaged with and disengageable from an engaging portion 20 provided on the upper front surface of the handle 6. It fits. A water injection port 21 is formed in the upper front portion of the water tank 2, and water is injected into the water tank 2 through the water injection port 21 and unnecessary water in the water tank 2 is discharged. A side wall 22 (only one of which is shown in FIG. 2) extends from both sides of the water tank 2 to the rear side, and the side wall 22 overlaps with the side surface of the handle 6 on the front end side. There is.

The water guiding body 12 is formed by mounting a packing plate 24 on the upper surface of a trough-shaped water guiding base 23, and a cylindrical connecting portion 25 is integrally projected on one end side of the packing plate 24, and an end face of the connecting portion 25 is formed. A connection port 26 is formed in the. A pin-shaped open body 27 integrally projects from the inner bottom surface of the water guide base 23, and the tip of this open body 27 faces the central portion of the connection port 26. And connection 2
6 is liquid-tightly connected to the water passage 13 of the water tank 2, and the tip of the opening body 27 abuts the valve rod 16 of the valve mechanism 14 to push up the valve body 17 against the spring 18 to raise the water passage. 1
3 is kept open, whereby the water in the water tank 2 is introduced into the water guide body 12 through the water passage 13. A drip nozzle 28 is provided at the bottom of the water guide base 23 on the other end side, and the tip of the drip nozzle 28 penetrates through the lid 11 and faces the evaporation chamber 8 of the base 3.

Numeral 29 is an opening / closing rod which is vertically movable.
The opening / closing rod 29 has a packing plate 24 at its tip end side.
The nozzle hole 30 of the dropping nozzle 28 is opened and closed by penetrating the inside of the dropping nozzle 28 and facing the inside of the dropping nozzle 28.

A support plate 31 is provided above the front end of the handle 6, and a cam plate 33 is rotatably supported on the support plate 31 via a support shaft 32. An upper portion of the cam board 33 is covered with a cap 34, an operating body 35 extends from the cam board 33, and a knob 36 at the tip of the operating body 35 faces the front upper portion of the handle 6. A setting display plate 37 is attached to the upper surface of the cap 34 corresponding to the knob 36.

On the lower surface of the cam disk 33, arcuate first and second cam grooves 38 and 39 centering on the support shaft 32 are formed. Then, the upper end portion of the operating rod 29 intervenes in the first cam groove 38 and is in contact with the inner bottom surface of the cam groove 38 by the elastic force of the spring 40.

Reference numeral 41 is an interlocking rod, and the lower end of the interlocking rod 41 is connected to an interlocking piece 42 provided on a temperature controller (not shown) for controlling the energization of the heater 7 to adjust the temperature of the base 3. The upper end of the interlocking piece 42 intervenes in the second cam groove 39 and is in contact with the inner bottom surface thereof by the elastic force of the interlocking piece 42. First
The second cam grooves 38, 39 have a depth difference in depth from one end side to the other end side.
The opening / closing rod 29 and the interlocking rod 41 are moved up and down due to the difference in height with the rotation of 3. Next, the operation will be described.

The cam board 33 is provided via the knob 36 of the operating body 35.
Rotate and adjust the knob 36 to the display position of "Steam" on the setting display plate 37,
The base 3 is adjusted to a temperature suitable for generating steam by a temperature controller that is interlocked through the interlocking rod 41, and the opening / closing rod 29 is raised to open the dropping nozzle 28. By this opening, the water in the water guiding body 12 drips into the evaporation chamber 8 through the dripping nozzle 28 and is vaporized by the heat of the base 3 to become steam. This steam is discharged from each guide chamber 9 ...
After that, they are sequentially ejected to the lower surface side of the base 3.

When the knob 36 is set to the "dry" position of the setting display plate 37, the opening / closing rod 29 descends,
The dripping nozzle 28 is closed, the dripping of water into the evaporation chamber 8 is stopped, and the ejection of steam is stopped.

On the other hand, when the water tank 2 is replenished with water or the unnecessary water in the water tank 2 is discarded due to the completion of the ironing work, the engaging claws 19 are provided as shown in FIG. And the engaging portion 20 are disengaged, and the water tank 2
Is removed from the iron body 1.

At this time, the valve rod 16
Since the contact between the valve body 17 and the open body 27 is released, the valve body 17 is lowered by the urging force of the spring 18, and the water passage 13 is closed.
This operation is performed regardless of whether the position of the knob 36 of the operating body 35 is "steam" or "dry". Therefore, when the water tank 2 is removed from the iron body 1, the water passage 13 is always reliably closed, so that the water does not accidentally leak out of the water tank 2.

Since the operating body 35 for dropping and stopping the water is provided on the iron body 1 side instead of being provided on the water tank 2 side as in the conventional case, the operation body 35 is not provided. The force does not reach the water tank 2,
Therefore, the water tank 2 does not rattle, the engaging mechanism portion including the engaging claw 19 and the engaging portion 20 does not deteriorate in an early stage, and the operating body 35 does not rattle. The operation on the operation body 35 can be performed easily and smoothly.

Further, since the operating body 35 is provided on the iron body 1 side, the operating body 35 is arranged close to the grip portion 6a of the handle 6, so that the grip portion 6a is gripped while the iron is being used. It is possible to operate the operating body 35 as it is with the fingertips of the hand, and the usability is further improved.

Further, in this embodiment, the single operating body 3
Since the operation of dropping and stopping the water and the setting operation of the temperature controller can be performed in common in step 5, the overall operation is simplified, and there is an advantage that the cost efficiency can be improved by using the members in common. is there.

FIG. 3 shows another embodiment of the present invention, in which the iron body 1 is provided with a push button type operating body 35a, and the operating body 35a is used to open and close the dropping nozzle 28 via the opening and closing rod 29. It is a thing. That is, when the operating body 35a is pushed downward from the state shown in the drawing, the opening / closing rod 29 descends, the drip nozzle 28 is closed, and this state is held by the engagement between the operating body 35a and the iron body 1. When the operating body 35a is pressed again, the above engagement is released, and the operating body 35a is urged by the spring 43 so that the iron body 1
The opening / closing rod 29 is raised by the urging force of the spring 40, and the dropping nozzle 28 is opened.

The valve mechanism provided in the water tank has a structure in which the water inlet of the water tank is normally closed, and when the water tank is attached to the iron main body, it is held open by the open body on the iron main body side. The present invention is not limited to the configuration of the above embodiment, but can be variously modified.

[0026]

As described above, according to the present invention, when the water tank is detached from the iron main body, the water tank's water inlet is automatically closed by its operation, so that the water in the water tank does not leak. It does not leak easily and stain the iron body or its surroundings. Then, the water guiding body for guiding the water in the water tank into the evaporation chamber is incorporated in the iron body, and the opening body for opening the valve mechanism is integrally provided in the iron guiding body, so that the structure is simple, the number of parts is small, and the assembly is easy. In addition, there is an advantage that the open body can be kept strong and its damage can be prevented.

[Brief description of drawings]

FIG. 1 is a sectional view of a steam iron according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view showing a state in which the water tank of the steam iron is removed from the iron body.

FIG. 3 is a sectional view of a steam iron according to another embodiment of the present invention.

FIG. 4 is a side view of a conventional steam iron.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Iron main body 2 ... Water tank 3 ... Base 6 ... Handle 8 ... Evaporating chamber 10 ... Ejection hole 12 ... Water guide body 13 ... Water inlet 14 ... Valve mechanism 27 ... Open body 35, 35a ... Operation body.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Satoshi Watanabe 2570, Gosuda, Kamo City, Niigata Prefecture 1 Toshiba Thermal Appliances Co., Ltd.

Claims (1)

Claim: What is claimed is: 1. An iron body including a base having an evaporation chamber and an ejection hole communicating with the evaporation chamber, and a handle provided on an upper portion of the base, and a front portion of the iron body. A water tank that is detachably attached to the water tank, a water passage provided at the bottom of the water tank, a valve mechanism that closes the water passage when the water tank is removed from the iron body, and a water tank of the water tank. An open body that holds the valve mechanism open according to mounting on the iron body, and a water guide body that guides the water in the water tank into the evaporation chamber through the water passage port are integrated with the water guide body. A steam iron characterized by being installed in.