JP2005003334A - Light emissive display device for air cleaner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a light emissive display device for an air cleaner capable of increasing visibility by increasing brightness. <P>SOLUTION: This light emissive display device for the air cleaner is provided with a body 3 having an air cleaning means 7 and an electroluminescent display body 13 having a blue LED 10 and a red LED 11 radiating light from both ends of a slender light transmission body 9 to color-display the degree of contamination of air. The light emissive display body 13 is installed on the front face of the body 3. By this, since the brightness of the light emissive display body 13 can be increased, the visibility can be increased, and since the number of LED 11 can be reduced, the display device can be manufactured at a low cost. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a light emitting display device of an air cleaner that performs color display with a light emitting display according to the degree of air contamination.
[0002]
[Prior art]
Conventionally, what provided the light emission display device of this kind of air cleaner is known (for example, refer to patent documents 1). Hereinafter, the light emitting display device of the air cleaner will be described with reference to FIG.
[0003]
As shown in FIG. 16, when two two-color LEDs 102 are arranged in a strip shape on the display unit 101 and there is little dirt on the air, all the two-color LEDs 102 are lit in green. When the dirt becomes 1, the leftmost two-color LED 102 changes from green to red. Further, when the dirt becomes 4, the four leftmost two-color LEDs 102 change from green to red. In this way, as the dirt level increases, the two-color LED 102 corresponding to the level changes in order from green to red, and the degree of dirt is displayed.
[0004]
[Patent Document 1]
JP-A-8-318117 ([0022], FIG. 2, FIG. 5, FIG. 6)
[0005]
[Problems to be solved by the invention]
In such a conventional air cleaner light emitting display device, the use of ten two-color LEDs 102 makes the structure complicated and expensive, and the problem is that the display is too fine to immediately know the rough degree of contamination. was there.
[0006]
The present invention solves the above-described conventional problems, and provides a light-emitting display device for an air purifier that can improve visibility by expanding a light-emitting portion and can reduce manufacturing costs. With the goal.
[0007]
[Means for Solving the Problems]
In order to solve the above-described conventional problems, a light emitting display device of an air cleaner according to the present invention includes a main body provided with air cleaning means, and an air provided with LEDs that irradiate from both ends of the light-transmitting body into an elongated shape. A light emitting display for displaying the degree of contamination in color, and the display is provided on the front side of the light emitting display.
[0008]
A main body provided with air purifying means; a synthetic resin front panel provided on the front side of the main body; and a thin-shaped display unit integrally formed on the front panel; The LED light is transmitted and displayed.
[0009]
In addition, a front panel is provided on the front surface of the main body, an elongated reflecting surface is formed on the front panel, and the reflecting surface is disposed in the vicinity of the light transmitting body of the light emitting display body so as to reflect forward. is there.
[0010]
Further, LEDs having different emission colors are provided at both ends of the light transmitting body.
[0011]
Moreover, it is set as the structure which adjusts the brightness | luminance of LED provided in the both ends of a translucent body.
[0012]
Further, LEDs having different emission colors provided in parallel on the back side of the display unit are provided, and the light emission of the LEDs is combined and displayed on the display unit.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
The invention according to claim 1 comprises a main body provided with air cleaning means, and a light emitting display for color-displaying the degree of air contamination provided with LEDs that are irradiated from both ends of the elongated light-transmitting body, Since the light-emitting display body is provided on the front side of the main body and displayed, when the light emitted from the LED is irradiated from both ends of the elongated light-transmitting body, the elongated light-emitting display body shines brightly and is visible Improvements can be made.
[0014]
The invention according to claim 2 comprises a main body provided with air cleaning means, a synthetic resin front panel provided on the front side of the main body, and a thin-shaped display unit integrally formed with the front panel, By adopting a configuration in which the light from the LED is transmitted from the back side of the display unit, a decorative panel, a separate part, or the like is unnecessary, and the manufacturing cost can be reduced.
[0015]
According to a third aspect of the present invention, a front panel is provided on the front surface of the main body, an elongated reflective surface is formed on the front panel, and the reflective surface is disposed in the vicinity of the translucent body of the light emitting display body. By adopting the configuration of reflecting, the light emitted from the light-emitting display body can be amplified by the reflecting surface, and the visibility can be further improved.
[0016]
In the invention according to claim 4, by providing LEDs having different emission colors at both ends of the translucent body, a mixed color is generated at substantially the center of the translucent body, and three-stage display can be performed, which can be used for various purposes. .
[0017]
According to the fifth aspect of the present invention, the degree of cleanliness can be displayed step by step by adjusting the brightness of the LEDs provided at both ends of the transparent body.
[0018]
The invention according to claim 6 is provided with LEDs having different emission colors arranged in parallel on the back surface side of the display unit, and combining the light emission of the LEDs to display on the display unit, whereby the color of the LED and the irradiation The degree of contamination is displayed by changing the range and the irradiation position, so that the number of LEDs can be reduced and the display space can be saved.
[0019]
Embodiments of the present invention will be described below with reference to the drawings.
[0020]
【Example】
(Embodiment 1)
As shown in FIGS. 1 to 8, a chlorofluorocarbon and a panel 4 are provided so as to cover the front opening of the main body 3 provided with the suction port 1 and the air outlet 2, and the air blowing means 5 and the dust collecting unit 6 are provided inside the main body 3. An air cleaning means 7 is provided, and an auxiliary suction port 8 is provided between the main body 3 and the front panel 4. An elongated translucent body 9 is provided in the longitudinal direction at the left end of the front surface of the front panel 4, and an LED group 12 </ b> A composed of a blue LED 10 and a red LED 11 is provided on the main body 3 so as to correspond to both end positions of the translucent body 9. , 12B, and the light emitting display 13 is formed so as to irradiate the transparent body 9 from both ends. In the vicinity of the light emitting display body 13, a vertically long reflecting surface 14 that reflects light emitted from the light emitting display body 13 forward is formed on the front panel 4. Further, the main body 3 is provided with a dirt sensor 15 for detecting the degree of dirt, and control means (not shown) for switching and controlling the blue LED 10 and the red LED 11 of each of the LED groups 12A and 12B according to the dirt level is provided. To do.
[0021]
In the above configuration, when the indoor dirt level detected by the dirt sensor 15 is 0 as shown in FIGS. 7 and 8, the blue LED 10 of the LED group 12A and the blue LED 10 of the LED group 12B are lit. Irradiated from both ends of the translucent body 9, the light-emitting display body 13 is displayed in blue, and the operation of the blowing means 5 is stopped.
[0022]
Next, when the dirt level is 1 or 2, the blue LED 10 of the LED group 12A and the red LED 11 of the LED group 12B are turned on, and the blue LED 10 of the LED group 12B is turned off. At the intermediate position, the blue color of the blue LED 10 of the LED group 12A and the red color of the red LED 11 of the LED group 12B are displayed in a purple color, and the operation mode of the blower 5 is operated weakly or moderately.
[0023]
When the dirt level detected by the dirt sensor 15 is 3, 4, or 5, the dirt display indicates that the red LED 11 of the LED group 12A and the LED group 12B is turned on, the blue LED 10 is turned off, and the translucent light is transmitted. The body 9 is irradiated by the red LED 11, the light emitting element body 13 is displayed in red, the operation mode of the blowing unit 5 is medium or rapid operation, and the air cleaning unit 7 quickly cleans the dirt.
[0024]
Further, the light emitted from the blue LED 10 or the red LED 11 and emitted from the translucent body 9 emerges from the light emitting display body 13 and is reflected by the reflecting surface 14 to be displayed brighter.
[0025]
As described above, according to the light emitting display device of the air cleaner of Example 1 of the present invention, the blue LED 10 and the red light emitted from both ends of the main body 3 provided with the air cleaning means 7 and the elongated light transmitting body 9. The LED groups 12A and 12B provided with the LEDs 11 are provided with a light emitting display body 13 for displaying the degree of air contamination in color, and the light emitting display body 13 is provided on the front side of the main body 3 for display. The light body 9 is irradiated with light from the blue LED 10 or the red LED 11 of the LED groups 12A and 12B from both ends, and the translucent body 9 shines brightly, and the light emitting display body 13 visibility is improved.
[0026]
Further, the front panel 4 is provided on the front surface of the main body 3, an elongated reflecting surface 14 is formed on the front panel 4, and the reflecting surface 14 is disposed in the vicinity of the translucent body 9 of the light emitting display 13 to reflect the light. As a result, the light emitted from the blue LED 10 or the red LED 11 is emitted from the light emitting display 13 and reflected by the reflecting surface 14 to be amplified, thereby improving the visibility.
[0027]
Further, since the blue LED 10 and the red LED 11 having different emission colors are provided at both ends of the translucent body 9, the color is mixed at the portion where the blue light and the red light are combined, and the blue, purple, red 3 Stage color display is possible.
[0028]
In Example 1, the elongated light emitting display 13 is formed in the vertical direction, but it goes without saying that the same effect can be obtained even if it is formed in the horizontal direction.
[0029]
(Example 2)
As shown in FIG. 9 and FIG. 10, a blue LED 10A is provided on the upper side of the translucent body 9A, a red LED 11A is provided on the lower side, and current adjustment is performed by adjusting the luminance of the blue LED 10A and the red LED 11A by varying the current. Means (not shown) are provided and configured.
[0030]
In the above configuration, when the dirt level is low and zero, the luminance of the blue LED 10A is increased, and the entire transparent body 9 is displayed in blue as shown in FIG. 10A, and the dirt level is shown in FIG. As (C) and (D) increase, the luminance of the blue LED 10A is decreased stepwise, and the luminance of the red LED 11A is increased to increase the red display portion by the red LED 11A stepwise. The purple portion formed in the middle of these also moves upward in sequence, and it can be determined that the degree of air contamination is increasing. Then, when the degree of contamination further increases and exceeds a certain level, the luminance of the red LED 10A increases as shown in FIG. 10E, and the entire light-transmitting body 9A is displayed in red and the air is very dirty. Is done.
[0031]
In addition, as the indoor air is purified by operating the air purifier, the luminance of the blue LED 10A that irradiates the translucent body 9A sequentially increases, and at the stage where the air is cleaned, the translucent body 9A. Display by is only blue.
[0032]
Thus, according to the light emitting display device of the air cleaner of Example 2 of the present invention, the color of the LED provided with the translucent body 9A is different from that of the blue LED 10A and the red LED 11A. Since it is configured to adjust the brightness, a plurality of LEDs are arranged as in the past, and the number of lighting and lighting color is changed according to the degree of dirt, and the LED is a blue LED 10A compared to the one that displays the degree of dirt. This can be realized as a pair with the red LED 11A, the number of LEDs can be reduced, and the purple portion of the mixed color is also moved sequentially, so that a change in density can be known step by step.
[0033]
Example 3
As shown in FIGS. 11 and 12, a front panel 4A made of synthetic resin is detachably provided on the front side of a main body 3A provided with air purifying means (not shown), and the back surface is formed in a concave lens shape on the front panel 4A. The display portion 16 is formed by integrally molding the thinned thin portion. The LED 17 is provided on the main body 3 </ b> A so as to face the back surface of the display unit 16, and a reflector 18 formed in a trumpet shape is provided around the LED 17, so that the light emission of the LED 17 is applied to the thin display unit 16. .
[0034]
In the above configuration, when the LED 17 is turned on, the light from the LED 17 is applied to the display unit 16 from the back side of the front panel 4A, and the display unit 16 acts as a concave lens when transmitting the light of the LED 17, and refracts the straight light to wide range. Since it is widened and has a thin structure, it is brightly displayed on the display unit 16 so as to enhance visibility.
[0035]
Thus, according to the light emitting display device of the air cleaner of Example 3 of the present invention, the main body 3A provided with the air cleaning means 7A, and the front panel 4A made of synthetic resin provided on the front side of the main body 3A, The thin panel-shaped display unit 16 integrally formed with the front panel 4A is configured to transmit and display the light of the LED 17 from the back side of the display unit 16. The manufacturing cost can be reduced, and the surface of the front panel 4A is not uneven. Therefore, when the surface of the front panel 4A becomes dirty, cleaning becomes easy and the design can be improved.
[0036]
(Example 4)
As shown in FIGS. 13 to 15, a reflector 18A formed in a lateral trumpet shape is disposed behind the display portion 16A formed on the front panel 4A, and the blue LED 10B and the red LED are disposed in the recess of the reflector 18A. The LEDs 11B are arranged side by side.
[0037]
In the above configuration, when the dirt level in the air is zero, the blue LED 10B is turned on, and the blue color is emitted to the left of the display unit 16A as shown in FIG. When the dirt level increases, the blue LED 10B and the red LED 11B are turned on at the same time, and two large blue and red colors are irradiated and displayed at the center of the display portion 16A as shown in FIG. When the dirt level is high, only the red LED 11B is turned on, and red is emitted toward the right side of the display unit 16A as shown in FIG. Accordingly, the user can easily determine the air contamination level by looking at the color, size, and relative position of the light applied to the display unit 16A.
[0038]
Thus, according to the light emitting display device of the air cleaner of Example 4 of the present invention, the LEDs arranged in parallel on the back side of the display unit 16A are formed by the blue LED 10B and the red LED 11B, and the color of the LED is blue. In the past, a plurality of LEDs were arranged side by side, and the number of LEDs lit or the lighting color changed according to the dirt level was displayed in one place. The dirt level can be displayed in an easy-to-understand manner by changing the color of the two blue LEDs 10B and the red LED 11B, the irradiation range, and the difference in the irradiation position, thereby reducing the number of LEDs and saving the display space. .
[0039]
In the present embodiment, the LED has two red colors, but the same effect can be obtained even if the number of LEDs and the number of colors are three or more.
[0040]
【The invention's effect】
As is clear from the above embodiments, according to the present invention, a light emitting display for displaying in color the degree of air contamination provided with a main body provided with air purifying means and LEDs irradiated from both ends of the elongated light transmitting body. A light emitting display device for an air cleaner capable of increasing the brightness of the light emitting display body and improving the visibility. .
[0041]
In addition, a main body provided with air purifying means, a synthetic resin front panel provided on the front side of the main body, and a thin display unit integrally formed on the front panel, from the back side of the display unit Since the LED light is transmitted and displayed, a decorative panel, separate parts, and the like are not required, and the manufacturing cost can be reduced.
[0042]
In addition, a front panel is provided on the front surface of the main body, an elongated reflecting surface is formed on the front panel, and the reflecting surface is arranged in the vicinity of the light-transmitting body of the light-emitting display body so that it is reflected forward. The property can be further improved.
[0043]
In addition, since LEDs having different emission colors are provided at both ends of the translucent body, they can be mixed at substantially the center and displayed in three stages.
[0044]
In addition, since the brightness of the LEDs provided at both ends of the translucent body is adjusted, the degree of contamination can be displayed step by step with two upper and lower LEDs, and the number of LEDs can be reduced, resulting in cost reduction. Can be planned.
[0045]
In addition, since LEDs with different emission colors arranged in parallel on the back side of the display unit are combined and displayed on the display unit by combining the light emission of these LEDs, the display unit emits light with a simple component configuration. The dirt level can be displayed in an easy-to-understand manner depending on the difference in irradiation range and irradiation position, and the number of LEDs can be reduced and the display space can be saved.
[Brief description of the drawings]
FIG. 1 is a front view of a main body side of a light emitting display device of an air cleaner according to a first embodiment of the present invention. FIG. 2 is a partial front view showing an LED group on an upper side of the light emitting display device of the air cleaner. FIG. 4 is a perspective view of the main body showing the light emitting display device of the air cleaner. FIG. 5 is a light emitting display device of the air cleaner. FIG. 6 is a partial sectional view showing a reflecting surface of a light emitting display device of the air cleaner. FIG. 7 is an explanatory diagram showing a dirt level and a dirt display of the light emitting display device of the air cleaner. 8 is an explanatory view showing the dirt level and color display of the light emitting display device of the air cleaner. FIG. 9 is a side view of the light emitting display device of the air cleaner according to the second embodiment of the present invention. Explanatory drawing which shows the dirt level and color display of a light emission display apparatus. [FIG. 11] The emission of the air cleaner of Example 3 of this invention. FIG. 12 is a cross-sectional view of a light-emitting display device of the air cleaner. FIG. 13 is a cross-sectional view of a main body of a light-emitting display device of an air cleaner according to Embodiment 4 of the present invention. FIG. 14 is a partial sectional view showing a light emitting display device of the air cleaner. FIG. 15 is an explanatory view showing a display state of a display unit of the light emitting display device of the air cleaner. Perspective view of the main body showing the display unit of the device 【Explanation of symbols】
DESCRIPTION OF SYMBOLS 3 Main body 3A Main body 4 Front panel 4A Front panel 7 Air cleaning means 9 Translucent body 9A Translucent body 10 Blue LED
10A Blue LED
10B Blue LED
11 Red LED
11A Red LED
11B Red LED
13 Light Emitting Display Body 14 Reflecting Surface 16 Display Unit 16A Display Unit 17 LED

Claims (6)

A main body provided with air purifying means, and a light emitting display body for color-displaying the degree of air contamination provided with LEDs radiated from both ends of the elongated light transmitting body, and the light emitting display body is provided on the front side of the main body. A light-emitting display device for an air purifier configured to be provided and displayed. A main body provided with air cleaning means, a synthetic resin front panel provided on the front side of the main body, and a thin-shaped display unit integrally formed on the front panel, and an LED from the back side of the display unit Light-emitting display device for an air cleaner that transmits and displays the light of the air. The front panel is provided with a front panel, an elongated reflecting surface is formed on the front panel, and the reflecting surface is disposed in the vicinity of the light transmitting body of the light emitting display body so as to be reflected forward. Luminous display device for air purifier. The light emission display apparatus of the air cleaner of Claim 1 which provided LED from which luminescent color differs in the both ends of the translucent body. The light emission display apparatus of the air cleaner of Claim 1 which was set as the structure which adjusts the LED brightness | luminance provided in the both ends of a translucent body. The light emitting display device of the air cleaner according to claim 2, wherein LEDs having different emission colors provided in parallel on the back side of the display unit are configured to display on the display unit by combining light emission of the LEDs.

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