JP3021975B2 - Spray iron - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a spray iron for wrinkling clothes and the like in ordinary households.

[0002]

2. Description of the Related Art "Temperature"
There are "moisture" and "pressing force", and the spread of steam irons satisfying these factors is increasing.

[0003] However, steam has no effect on vegetable fibers such as cotton and hemp, and a large amount of water is required. Therefore, spray irons have become widespread in recent years. This type of spray iron generally has a configuration as shown in FIG. Hereinafter, the configuration will be described.

[0004] In the figure, 21 is an iron base, 22
Is a handle attached to the upper surface of the iron base 21 and has a water tank 23. 24 is a check valve 2 at the bottom
5 and a cylinder having a fountain port 26. Reference numeral 27 denotes a nozzle which penetrates the front wall of the handle 22 and protrudes outward, and is connected to the fountain port 26 via a water pipe 28. Reference numeral 29 denotes a piston which is inserted into the cylinder 24 so as to be slidable up and down. The upper end of the piston 29 protrudes outward from the cylinder 24 and is constantly urged in the ascending direction by a spring 31 contracted between the receiving plate 30 fixed to the upper end and the cylinder 24. Reference numeral 32 denotes a push button which freely comes out of the through hole 23 at the upper part of the handle 22, and the lower surface thereof is
9 is in contact with the upper end.

In the above configuration, when the user grips the handle 22 and presses the push button 32 with the thumb, the piston 2
9 descends in the cylinder 24 against the spring 31. Since the check valve 25 is closed, the fluid in the cylinder 24 is discharged from the fountain port 26 and the water pipe 2 as the piston 29 descends.
The spray is sprayed from the nozzle 27 to the cloth to be ironed placed in front of the handle 22 through the nozzle 8. When the pressing force applied to the push button 32 is removed, the piston 29 moves up in the cylinder 24 by the spring 31 and the cylinder 2
The inside of 4 is made a negative pressure from the inside of the water tank 23. Therefore, the water in the water tank 23 is supplied to the cylinder 2 while opening the check valve 25.
4 and fills up the cylinder 24 and fills the check valve 2
5 is closed again. When the push button 32 is pressed again,
The water in the cylinder 24 is sprayed from the nozzle 27 in the same manner as described above.

[0006] By repeatedly pressing and releasing the pressing force to the push button 32 in this manner, the cylinder 24 is pressed.
And the piston 29 perform a pump action, and the water tank 23
Is sprayed on the cloth to be ironed.

[0007]

However, the above-described conventional spray iron has the following problems. That is, the particle size of the mist sprayed from the nozzle 27 is
It is determined by the inner diameter of the nozzle 27 and is as large as 100 × 10 ⁻³ mm or more. Also, the spray amount is determined by the pressing force of the push button 32, and thus tends to be non-uniform. Water droplets are likely to be uneven on the surface of the cloth to be ironed which is sprayed by these, which causes stains after the ironing operation.

[0008] The present invention is to solve the problems of such a conventional spray iron, and by spraying a mist having an optimum particle size, it is possible to achieve uniformity.
Sprays an optimal amount of mist, resulting in an even finish
Completely removes wrinkles on the fabric to be ironed
And a dry finish can be obtained
It is an object to provide a spray iron .

Further, in addition to the first object, there is provided a spray-type iron capable of completely elongating wrinkles of a cloth to be ironed by spraying an optimum amount of mist and obtaining a dry finish. Is the second object.

It is a third object of the present invention to provide a spray iron that can provide an appropriate water absorption rate and obtain a uniform finish regardless of the type of cloth to be ironed.

[0011]

[MEANS FOR SOLVING THE PROBLEMS] To achieve the above-mentioned Kitaki falls.
The present invention further provides a water tank for storing water for spraying, and a water tank for storing the water.
Ultrasonic vibrator to atomize water in ink and ironing speed
A speed sensor that detects the degree and a signal from the speed sensor
And a control circuit for controlling the output of the ultrasonic vibrator .

[0012] A second means of the present invention for achieving the second object is, in addition to the constitution of the first means of the present invention, a water absorption rate of 10% to 1% on a cloth to be ironed by a spraying device.
It is a spray-type iron that sprays a mist to 5%.

A third means of the present invention for achieving the third object is a spray iron capable of controlling a spray amount from a spray device according to an ironing speed.

[0014]

According to the present invention, a mist having an optimum and uniform particle size is produced by using an ultrasonic vibrator, and a spray amount is controlled in accordance with an ironing speed to obtain a uniform and uniform finish. This realizes a spray iron.

[0015] The second means of the present invention is to set the spraying device as an appropriate amount of mist capable of extending wrinkles of the cloth to be ironed by one ironing operation and obtaining a dry finish. It acts as a more convenient spray iron.

Further, the third means of the present invention is to control the amount of spray generated from the spraying device according to the ironing speed so that the amount of spray can be adjusted according to the ironing speed. It acts as.

[0017]

Embodiments of the present invention will be described below. FIG.
FIG. 2 is a cross-sectional view illustrating a configuration of the present example. 1 is an iron base and 2 is a handle mounted on the upper surface of the iron base 1. Reference numeral 3 denotes a water tank provided at the front of the handle 2 and has a water supply port 4 at the top. Reference numeral 5 denotes a water absorbing body made of felt or the like for sucking up water in the water tank 3. 6
Reference numeral denotes an ultrasonic vibrator provided at an upper front portion of the handle 2. A horn 7 for concentrating sonic energy at one point is fixed to a surface of the ultrasonic vibrator 6 facing the water absorber 5. The water absorbing body 5 is fixed to the handle 2 with a pin 8 so as to come into contact with the vicinity of the tip of the horn 7. An O-ring 9 supports the space between the ultrasonic vibrator 6 and the handle 2 in a liquid-tight manner. Reference numeral 10 denotes a control circuit for causing the ultrasonic vibrator 6 to vibrate. 11 turns ON / OF the vibration of the ultrasonic vibrator 6
F switch. Reference numeral 12 denotes a control circuit which receives a signal from the speed sensor 13 and controls power output to the ultrasonic vibrator 6. Reference numeral 14 denotes a rotating body which rotates while touching the cloth to be ironed when the user operates the iron. The speed sensor 13 detects the moving speed of the iron from the number of rotations of the rotating body 14, and is rotatably attached to the rear portion of the lower surface of the iron around the vertical direction as an axis.

FIG. 2A is an enlarged view showing a surface of the cloth to be ironed, and FIG. 2B is an enlarged view showing a cross section of the cloth to be ironed. The cloth is made by weaving fiber bundles 15 , and a hole 16 in a woven fabric gap is provided between the fiber bundles 15.
have. Reference numeral 17 denotes a fiber gap on the fiber bundle surface, and reference numeral 18 denotes a woven fabric surface.

The water absorbing member 5, the ultrasonic vibrator 6 and the horn 7 constitute a spraying device, and the water in the water tank 3 is filled with holes 1 in the fabric gap of the cloth to be ironed.
It is atomized to a particle size of the same size as 6, and sprayed on the cloth to be ironed. Fabric clearance hole 16 of the ironing subject fabric is generally ^{10 × 10 -3 mm~60 × 10 -3} mm.

The operation of this embodiment will be described below. Water supplied from the water supply port 4 into the water tank 3 is sucked up by the water absorbing body 5. When the user presses the switch 11 in this state, the control circuit 10 operates at a high frequency (about 120 kHz).
Is generated, and this signal is transmitted to the ultrasonic vibrator 6. The ultrasonic vibrator 6 vibrates at this frequency to generate a sound wave. The sonic energy is concentrated by the horn 7 near the contact point between the water-absorbing body 5 containing water and the horn 7. As a result, the water in the water absorbing member 5 vibrates, and mist having a uniform particle size is generated.

The sprayed mist has a particle size of 10 ×
Because it is 10 ^-3 mm~60 × 10 ^-3 mm, can penetrate fully into the interior of the fabric gap hole 16, it is a wettable efficiently fibers from the center of the fabric. In addition, particle size 10 × 10-3mm
Smaller mist will pass through the hole 16 of the fabric gap, particle size 60 × 10 -3 mm larger mist textile porosities 1
6 , it once adheres to the surface of the cloth and then enters by capillary action, so that it takes a long time to wet the center of the cloth and causes unevenness of water droplets. Therefore, in the present embodiment, the ultrasonic vibrator 6, the horn 7, and the control circuit 10 are set so as to create a mist having a particle diameter in the above range.

FIG. 3 shows a particle size of 5 × 10 ⁻³ mm to 80 × 10 ⁻³ m.
When the mist of m is sprayed on the cloth to be ironed, the water remaining rate at the center of the cross section of the cloth after one second is shown. That is, it indicates what percentage of the sprayed amount of 100% is present inside the cloth. This result is consistent with the above-mentioned result in which the particle size of the mist is 10 × 10 ^{−3 to} 60 × 10 ⁻³ mm. In other words, the particle size of the mist is 10 × 10 ^-3 mm
If the ratio is less than 1, the mist passes through the holes 16 in the gap between the fabrics, and does not remain as moisture. The particle size is 60 ×
^Above 10 ^-3 mm, the mist adheres only to the surface of the cloth and does not reach the center of the cloth.

[0023]

[0024] In addition, FIG. 4 are those obtained by experiment the relationship between the cloth of finish after water absorption rate and ironing ironing before the cloth. The water absorption is a standard condition (temperature 20 ° C,
It shows what percentage of water is contained in the cloth, assuming that the weight of the cloth at a humidity of 60% is 100%. In this embodiment, the degree of finish of the cloth is divided into seven stages. The state where the wrinkles are not stretched at all is 1 and the state where the wrinkles are completely stretched is 7. FIG. 5 shows the relationship between the water absorption of the cloth before ironing and the water absorption of the cloth after ironing, which was obtained by experiments.

The fabric finishing after A nylon hook, as shown in FIG. 4, differs depending on the degree of water absorption of the ironing previous cloth (hereinafter simply referred to as absorption rate). As the water absorption rate increases, the finished degree of the cloth improves. According to the results of this experiment, when the water absorption becomes 10% or more,
The wrinkles are completely extended.

Further, as shown in FIG. 5, the water absorption of the cloth after ironing increases as the water absorption of the cloth before ironing increases. In other words, even after the ironing is completed, the cloth remains moist with moisture remaining. According to this experiment, when the water absorption before ironing becomes 15% or more, the water absorption after ironing becomes 0%.
% And become wet. Therefore, in order to completely expand the wrinkles of the cloth to be ironed and obtain a dry finish, the water absorption before ironing should be 10% to 15%.
%Must.

[0027]

[0028]

[0029]

In this embodiment, when the iron moves on the cloth to be ironed, the rotating body 14 rotates at a rotational speed corresponding to the moving speed of the iron. Speed sensor 13
Detects the moving speed from the number of rotations and sends this signal to the control circuit 12. The control circuit 12 receives the signal and supplies power corresponding to the moving speed to the ultrasonic vibrator 6. Therefore, according to this embodiment, an appropriate amount of mist can be obtained according to the operation speed of the iron, and an iron that is easy to use is realized.

In this case, as described above , the amount of mist is such that the wrinkles of the cloth to be ironed can be completely extended and the finish is dried at the same time, so that the water absorption of the cloth before ironing is 10% to 15%. It is desirable to fall within the range of.

[0032]

[0033]

As described above, according to the present invention, water for spraying is stored.
Water tank and ultrasonic waves to atomize the water in this water tank
A vibrator, a speed sensor for detecting the ironing speed,
Controls the output of the ultrasonic transducer in response to the speed sensor signal
Mist with the optimal particle size
Spray to obtain a uniform and even finish.
Ironing by spraying the optimal amount of mist
The wrinkles of the cloth to be hung can be completely extended
To realize a spray iron that gives a dry finish
Is what you do.

[0034]

[0035]

[Brief description of the drawings]

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

2A is an enlarged plan view of a cloth to be ironed, and FIG. 2B is a cross-sectional view of the cloth to be ironed.

FIG. 3 is a diagram showing the relationship between the mist particle size and the residual moisture content in the center of the cloth after one second of spraying.

FIG. 4 is a diagram showing the relationship between the water absorption before ironing and the finish after ironing in an embodiment of the second means of the present invention.

FIG. 5 is a diagram showing the relationship between the water absorption before ironing and the water absorption after ironing.

FIG. 6 is a vertical sectional view of a conventional spray iron.

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-2-59799 (JP, U) (58) Fields surveyed (Int. Cl. ⁷ , DB name) D06F 75/00-75/20

Claims (1)

(57) [Claims] 1. A water tank for storing water for spraying;
Ultrasonic vibrator to atomize water in tank and ironing
A speed sensor for detecting speed and a signal from the speed sensor
And a control circuit for controlling the output of the ultrasonic vibrator .