KR20040076572A - hand-drier - Google Patents

Abstract

PURPOSE: A hand drier is provided to enable semi-permanent use of a lamp, to simplify exchange operations of the lamp and an advertisement plate, and to achieve uniform brightness throughout the surface of the advertisement plate, resulting in maximization in advertisement effects. CONSTITUTION: The hand drier comprises a body(10) consisting of a rear case(20) attached to the wall surface and a front case(30) defining a receiving chamber and a blow hole(34), a sensor installed below the body, a blower provided in the body to discharge air streams through the blow according to the operation of the sensor, an optical source including LED lamps cooperating with the sensor, an advertisement unit having a half mirror(54), an advertisement plate(56) stacked on the half mirror and a frame configured to orient the advertisement plate toward the receiving chamber and close the receiving chamber, and a water reservoir(80) coupled to a side wall extending downward from the body. As the blower discharges air streams through the blow hole according to detection of the sensor, the LED lamps are turned on so as to display the advertisement plate to a front surface of the hand drier.

Description

Hand dryer with advertising function {hand-drier}

The present invention relates to a hand dryer having an advertisement function, and more particularly, to a hand dryer provided with an advertisement unit including a half mirror to display a billboard while using the hand dryer and otherwise function as a mirror. .

Hand dryers are generally installed in toilets in public places such as highway rest areas and department stores to remove water left in the hands.They have less resource waste compared to conventional paper towels, and do not leave any post problems such as waste paper disposal. Excellent cleanliness can be obtained and is widely used.

Such a hand dryer is usually fixed to a predetermined position on a wall, and at the bottom of a main body having a blower that generates wind by electric power, a blower for inducing the wind to the outside and a sensor for detecting the proximity of an object are provided. Therefore, when the user's hand is located in the lower part of the main body and enters the sensing area of the sensor, the blower is operated to discharge the wind to the air outlet, and the user dries and removes the remaining water from the hand.

In recent years, hand dryers are installed in most of the floating population and the frequency of use is also very frequent, and products that imposed advertising functions have been introduced. For example, a storage room is formed on the front of the main body of the hand dryer. After installing the lamp which is turned on by the sensor, cover the storage room with the half mirror attached with advertisements.When the hand dryer is in use, the lamp turns on to display the billboard outside. There is a product that allows you to perform a function.

However, the hand dryer has some problems, one of which is that the replacement of lamps and billboards is very cumbersome and difficult.

In other words, the conventional hand dryer described above can achieve the desired purpose only after removing the hand dryer from the wall in order to replace the lamp or the billboard, so that the disassembly and reassembly process is very difficult and high proficiency. It is pointed out as a disadvantage that it is difficult for the general public to proceed easily.

In addition, the replacement cycle is shorter because the replacement cycle is shorter because of the use of short-lived fluorescent lamps or EL lamps as the lamps built in the storage room. In addition, even in the billboard displayed on the front of the main body, the part near the lamp is high brightness, but In part, the luminance is gradually lowered, resulting in a severe luminance imbalance overall, and thus the advertising effect is greatly reduced.

Accordingly, the present invention has been made to solve the above problems, and it is possible to semi-permanently extend the life of the lamp and at the same time easy replacement of the billboard and the lamp, in particular, it is possible to obtain a uniform brightness over the entire billboard, advertising effect The purpose is to provide a hand dryer that can greatly improve the. In addition, the purpose is to provide a hand dryer that can be provided with a variety of convenient additional functions to provide a more improved convenience to customers.

1 is a perspective view of a hand dryer according to the present invention.

Figure 2 is an exploded perspective view of a hand dryer according to the invention.

3 is a cross-sectional view of a hand dryer according to the present invention.

Figure 4 is a partial cross-sectional view showing a cross section taken along the line V-V of Figure 1 with respect to the storage compartment of the hand dryer according to the invention.

5 to 7 is a partial perspective view according to each embodiment of the coupling method of the hand dryer advertising unit according to the invention.

<Description of the symbols for the main parts of the drawings>

10: main body 20: rear case

22: hook 24: hook

26: bracket 28: insertion groove

30: front case 32: storage room

33: fitting protrusion 34: air vent

36 sensor 38a power switch

38b: heater switch 40: light source

42: light guide plate 42a: light scattering pattern

44: LED lamp 46: printed circuit board

50: advertising unit 52: frame

54: half mirror 56: billboard

80: drip tray stage 90: side wall

92: insertion piece 93: fitting groove

100: drip tray 102: drain groove

104: fixed end 110: drip tank

120: suction passage 130: filter

132 filter fixing mouth 135 speaker

140: fragrance cover 150: liquid crystal display panel

F: Blower H: Heater

The present invention is a hand dryer having an advertising function in order to achieve the above object, the rear case is attached to the wall and the front case is coupled to the front of the rear case and includes a front case is formed in the front of the storage chamber is formed in the front vents A main body; A sensor installed under the main body; A blower built in the main body and configured to discharge wind to the blower in cooperation with the detection sensor; A light source unit mounted in the storage compartment and a plurality of light source units covering the edge of the light guide plate and including an LED lamp interlocked with the sensor; An advertising unit including a half mirror and an advertisement board stacked on the half mirror, and a frame coupled to the front surface of the main body so as to block the entrance of the storage room by bordering the edges of the half mirror and the advertising board so that the advertising board faces the storage room; ; And a drip tray including a side wall extending downward from the bottom of the main body and a bottom end coupled to the bottom of the side wall to face the bottom of the main body, by sensing the sensor, the blower discharges wind to the air outlet, and the LED The lamp is lit to provide a hand dryer having an advertising function, characterized in that to display the advertising board on the front.

In this case, the frame surrounds the outer edges of the half mirror and the billboard, and a plurality of springs are interposed in the frame to apply the force forward to closely adhere to each other.

In addition, in this case, a plurality of engaging grooves formed along the inner edge of the storage chamber entrance; Including a plurality of locking projections protruding from the rear of the frame to be caught by each of the locking grooves, the frame is fixed by the fastening of the locking grooves and the locking projections or on one side edge toward the storage compartment inlet At least one engaging groove formed; At least one locking protrusion protruding from the rear of the frame to be caught by the locking groove; Including a hinge connecting the frame and the receiving chamber inlet edge facing the locking groove and the locking projection, the frame is rotatable about the hinge is characterized in that fixed by the engagement of the locking groove and the locking projection Or a guide groove formed along both longitudinal sides of the inner facing side toward the storage compartment entrance, and an insertion hole penetrating to one side of the main body so as to allow the frame to be inserted to extend the guide groove to the outside. Sliding is coupled along the guide groove through.

And a plurality of insertion grooves provided on the lower edge of the front case front direction; A plurality of fitting protrusions protruding downward from the bottom of the front case; A plurality of insertion pieces projecting upward from an upper end of the side wall to be screwed into the insertion groove; It characterized in that it further comprises a plurality of fitting grooves formed on the top of the side wall so that the fitting protrusion is fitted in the interference fit method.

In addition, a plurality of drain grooves penetrating the bottom of the drip tray; A water receiving tank having an upper surface opened to collect water discharged into the drain groove; Protruding from the bottom of the drip tray end is characterized in that it further comprises a fixed end surrounding the drip tank so that the drip tank is inserted and extracted in a sliding manner.

In addition, an intake passage connected to the blower through the inside of the side wall and the bottom of the main body having an inlet on the bottom surface of the drip tray to guide the air sucked into the blower; It characterized in that it further comprises a dustproof filter coupled to the removable bottom surface so as to block the suction passage inlet.

In addition, a hand dryer having an advertisement function according to the present invention includes a speaker that is embedded in the main body and emits sound in conjunction with the detection sensor; A direction cover of a mesh structure coupled to the outer surface of the main body to block the air freshener insertion chamber and the air freshener insertion chamber formed at one side of the main body; A liquid crystal display device attached to the front surface of the main body and outputting a predetermined screen; The heater is further characterized in that it further comprises a heater which is selectively driven.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view of a hand dryer having an advertisement function (hereinafter, simply referred to as hand dryer) according to the present invention, FIG. 2 is an exploded perspective view thereof, and FIG. 3 is a longitudinal cross-sectional view, which is coupled to the main body 10 and its lower end. It includes a drip tray 80.

In more detail, first, the main body 10 may be divided into a rear case 20 fixed to a wall at a predetermined height and a front case 30 coupled to the front thereof, and the upper side of the rear case 20 facing the wall. After protruding to a predetermined length, a plurality of hooks 22 are bent downwardly provided. In addition, a plate-shaped bracket 26 having a plurality of locking holes 24 corresponding thereto is fixed to a wall such that the locking rings 22 of the rear case 20 can be supported on the wall. Hook 24 on the hook 24 can be fixed to the rear case 20.

In addition, the front case 30 coupled to the front of the rear case 20 is formed with a storage chamber 32 of a predetermined space in the front and a blower 34 at the lower end thereof, and between the rear case 20 and the blower opening ( 34) There is a built-in blower (F) to discharge the wind to. In addition, a sensor 36 is attached to the front edge of the air vent 34 at the bottom of the front case 30 to detect proximity of an object.

Therefore, when a human hand is inserted into the lower portion of the main body 10 and enters the detection area, the sensor 36 detects this and operates the blower F to discharge the wind to the air vent 34, and the user uses the leftover in the hand. Dries out. In this case, preferably the heater (H) may be built into the blower (F), the power switch (38a) and the heater (H) for turning on / off the operation of the entire hand dryer to one side of the front case (30). Heater switch (38b) for turning on / off the drive is installed. Therefore, it is possible to use the hand dryer by turning on the power switch 38a, it is also possible to turn on the heater switch 38b so that the warm air is discharged if desired by the user.

In addition, the storage compartment 32 of the front case 30 is provided with a light source unit 40 and an advertisement unit 50 interlocked with the sensor 36, respectively, to perform an advertisement function during the use of the hand dryer. Reference is also made to FIG. 4, which is a cross-sectional view showing only the inside of the storage compartment.

First, the light source unit 40 includes a light guide plate 42 mounted in a storage chamber and a plurality of LED lamps 44 for irradiating light from the side thereof, and the light guide plate 42 is beneficiated as in general. As an optical sheet for converting a circle into a surface light source, a light scattering pattern 42a is formed on a plate back surface of a plastic or resin material such as polymethylmethacrylate (PMMA).

Accordingly, the line light source irradiated from the side of the light guide plate 42 through at least one LED lamp 44 is diffusely reflected by the light scattering pattern 42a on the rear surface of the light guide plate 42 and irradiated toward the front in the form of a surface light source.

As the light source for irradiating light from the side of the light guide plate 42, the present invention is characterized in that at least one LED (Light Emitting Diode) lamp 44 is used, particularly around the light guide plate 42. 44 is intermittent with the sensor 36 to emit light only during the operation of the blower F. (See FIG. 3).

The LED lamp is also a kind of semiconductor light emitting device that emits an electrical signal as light by using the characteristics of the compound semiconductor, as well as the characteristics of vibration resistance, high reliability, low power consumption, as well as semi-permanent life. Therefore, in the present invention, the LED lamp 44 having the above-described various characteristics is used in place of the conventional general fluorescent lamp, Cold Cathode Fluorescent Lamp (CCLF) and EL lamp.

In this case, the LED lamp 44 may use, for example, a white LED without saturation, but it is natural that a color LED emitting red, green, and blue light may be used depending on the purpose. Reference numeral 46 denotes a printed circuit board (PCB) on which a driving circuit for controlling the operation of the at least one or more LED lamps 44 is mounted.

Next, the advertisement unit 50 blocking the entrance of the storage compartment 32 in which the light source unit 40 is embedded to perform an advertisement function includes a half mirror 54, an advertisement plate 56 superimposed thereon, and these half mirrors ( 54 and a frame 52 bordering the edge of the billboard 56 and coupled to the entrance of the storage compartment 32.

The frame 52 holds the half mirror 54 in front as shown and borders and secures along these outer edges so that the billboard 56 is positioned on its back, preferably within the frame 52. At least one spring 58 may be interposed to push the mirror 54 and the billboard 56 forward so that they closely overlap each other.

In addition, the frame 52 is characterized in that it is easily removable from the storage compartment 32 of the front case 30, the specific form thereof may be divided into the following several embodiments.

First embodiment

The coupling structure of the frame according to the first embodiment of the present invention is as shown in Figure 5, as shown in the storage compartment 32 and the frame 52, respectively, a plurality of first locking groove (48a) and the first The locking protrusion 58a may be fixed by a force fitting method. For this purpose, a plurality of first locking grooves 48a may be provided as side entrance portions facing each other inside the storage compartment 32, and the frame ( 52, a plurality of first locking projections 58a corresponding to each of them may protrude rearward.

Accordingly, the first locking projections 58a of the frame 52 may be inserted into the first locking grooves 48a of the storage chamber 32 to fix the first locking projections 58a. When fastened to the first catching groove 48a, the leaving grooves 62 exposing a part thereof to the outside may be formed around the storage chamber 32, respectively. In order to remove the frame 52 from the storage chamber 32, a tool such as a screwdriver can be inserted into the release groove 62 and pressed to easily detach and detach the first locking projection 58a.

Second embodiment

6 is a view for explaining the coupling structure of the frame according to the second embodiment of the present invention, by using the second locking groove 48b, the second locking projection (58b) and the hinge 64 as shown The frame 52 may be fixed to be rotatable in one direction without being completely removed.

More specifically, at least one second locking groove 48b may be provided as an inlet portion of the inner side of the storage compartment 32, and the same number of second locking stones may be provided in the frame 52 so as to fit in the second locking groove 48b. The group 58b protrudes rearward. In addition, the entrance edge of the storage compartment 32 and the side of the frame 52 corresponding to the second locking grooves 48b and the second locking protrusions 58b are joined by the hinge 64, and thus the frame 52 is hinged. It may be flipped by 64 and may be fixed to the storage chamber by at least one or more second locking grooves 48b and second locking projections 58b.

Third embodiment

Finally, the coupling structure of the frame according to the third embodiment of the present invention is shown in FIG. 7. In this case, the frame 52 is inserted from one side of the main body 10 to block or open the entrance of the storage compartment 32 in a sliding manner. It is configured to. To this end, a pair of guide grooves 66 are provided at both inner sides of the storage chamber 32 along the longitudinal direction, and these guide grooves 66 are inserted into the insertion holes 68 formed at one side of the main body 10, respectively. Is extended.

Accordingly, the frame 52 can be fixed by sliding from the insertion hole 68. Although not exactly shown in the drawing, the springs such as springs are preferably provided to the inner surface of the storage chamber 32 where the sides of the frame 52 touch. By installing the means and adding a predetermined fixing means to the other side of the frame 52 on the opposite side can be configured to be easily separated from the main body.

1 to 3 again, the drip tray 80 of the hand dryer according to the present invention is bent forward from the lower side of the side wall 90 and the lower end of the main body 10 as shown in the main body 10 It includes a drip stage 100 facing the air outlet 34 at the bottom.

At this time, a plurality of insertion grooves 28 are formed in the lower inner surface of the rear case 20 so as to closely fix the drip tray 80 to the main body 10, and a plurality of fitting protrusions are formed on the bottom of the front case 30. 33 may protrude downward. In addition, a plurality of insertion pieces 92 fitted into the insertion groove 28 and a plurality of fitting grooves 93 into which the fitting protrusions 33 may be inserted may be formed at the upper end of the side wall 90 of the drip tray 80. Bar, which may be provided, inserts the insertion piece 92 of the upper sidewall 90 into the insertion groove 28 of the bottom of the rear case 20, and then tightens a screw, etc., and the fitting groove 93 of the upper sidewall 90. By tightly fitting the fitting protrusion 33 of the bottom of the front case 30 can be tightly coupled.

And the drip stage 100 is to collect the residual moisture falling down when the user dry his hand by using the wind blowing from the tuyere 34, for this purpose, a plurality of drain grooves 102 in the drip stage (100) This top and bottom penetrates, the bottom surface is coupled to the drip tank 110 having a box shape of the upper surface is inserted or extracted in a sliding manner.

To this end, a bottom end of the drip tray 100 may be provided with a fixed end 104 surrounding the drainage groove 102 with at least the front opening, and the drip tank 110 has the fixed end 104 and the drip stage. It is possible to insert or extract through the space between the bottom (100). After using the hand dryer to a certain degree, the drip tank 110 is pulled forward to discard the collected water.

On the other hand, if dust, bacteria, etc. are included in the wind discharged through the air outlet 34 of the hand dryer according to the present invention, the public health may be impaired and the cleanliness may be impaired. .

To this end, a suction passage 120 having an inlet at the bottom of the drip tray 100 and penetrating the side wall 90 and connected to the blower F through the lower end of the main body 10 may be provided, and the suction passage 120 may be provided. The air required by the blower F is supplied through And the filter 130 may be fixed to the bottom of the drip tray 100 to block the inlet of the suction passage 120, which is detachably coupled to the bottom of the drip tray 100 to facilitate replacement and cleaning. desirable.

In this case, the portion indicated by the reference numeral 132 represents a filter fixing tool for wrapping and fixing the edge of the filter 130 while the center is exposed to the outside.

In addition, the hand dryer according to the present invention may be provided with a variety of additional additional functions to provide convenience to the customer, for example, the speaker 135 is installed on one side of the main body, such as music, water, bird sound, etc. Various sound may be provided, or the liquid crystal display panel 150 may display a desired letter, number, or picture on the front of the upper case 30 separately from the advertisement unit 50.

In addition, the portion denoted by 140 denotes a fragrance cover of the mesh structure blocking the entrance of the fragrance insertion chamber in which the fragrance is embedded, it will be easily understood by those skilled in the art even without explaining the specific configuration.

The hand dryer having an advertisement function according to the present invention uses a light guide plate and at least one LED lamp covering the edge thereof as a light source unit, which can emit light of uniform and uniform brightness toward the front surface, and at the same time have a semi-permanent life and low power. It has the advantage of being able to drive.

Therefore, it is possible to obtain an effect of greatly improving the advertising function, in particular, the advertising unit including the half mirror and the billboard and the frame can be easily separated and combined from the storage compartment, characterized in that it has an advantageous structure for repair and replacement.

In addition, the hand dryer according to the present invention can improve cleanliness by adopting a filter that filters out foreign substances in the air introduced into the blower in advance, and can emit sound and / or aroma, thereby greatly improving the convenience of customers. have.

Claims (9)

As a hand dryer with an advertising function, A main body including a rear case attached to a wall and a front case coupled to the rear case and having a storage compartment formed at a front side thereof, and having a ventilation opening at a lower end thereof; A sensor installed under the main body; A blower built in the main body and configured to discharge wind to the blower in cooperation with the detection sensor; A light source unit including a light guide plate mounted in the storage chamber and a plurality of light guide plates surrounding the edge of the light guide plate and including an LED lamp interlocked with the sensor; An advertising unit including a half mirror and an advertisement board stacked on the half mirror, and a frame coupled to the front surface of the main body so as to block the entrance of the storage room by bordering the edges of the half mirror and the advertising board so that the advertising board faces the storage room; ; It includes a side wall extending to the lower end of the main body and the bottom including a bottom end coupled to the lower end of the side wall facing the main body, Hand blower having an advertising function, characterized in that the blower discharges the wind to the blower by the detection of the sensor and the LED lamp is lit to display the billboard in front. The method of claim 1, The frame surrounds the outer edge of the half mirror and the billboard, A hand dryer having an advertisement function, characterized in that it further comprises a spring interposed in the frame to apply a force to the front so that the half mirror and the billboard close to each other. The method of claim 2, A plurality of engaging grooves formed along an inner side edge facing the entrance of the storage compartment; And a plurality of locking protrusions protruding from the rear of the frame so as to be caught by the locking grooves, wherein the frame is fixed by fastening of the locking grooves and the locking protrusions. The method of claim 2, At least one locking groove formed at one side edge facing the entrance of the storage compartment; At least one locking protrusion protruding from the rear of the frame to be caught by the locking groove; Including a hinge connecting the frame and the receiving chamber inlet edge facing the locking groove and the locking projection, the frame is rotatable about the hinge, characterized in that the locking groove is fixed by the fastening of the locking projection Hand dryer with advertising function. The method of claim 2, And a guide groove formed along both longitudinal sides of the inner side facing the entrance of the storage compartment and an insertion hole extending to the outside and penetrating to one side of the main body so that the frame can be inserted therein. Hand dryer having an advertising function, characterized in that the sliding coupled along the guide groove. The method of claim 1, A plurality of insertion grooves provided at a lower edge of the rear case front direction; A plurality of fitting protrusions protruding downward from the bottom of the front case; A plurality of insertion pieces projecting upward from an upper end of the side wall to be screwed into the insertion groove; Hand dryer having an advertising function, characterized in that it further comprises a plurality of fitting grooves formed on the top of the side wall so that the fitting protrusion is fitted in the interference fit method. The method of claim 6, A plurality of drain grooves penetrating the bottom of the drip tray; A water receiving tank having an upper surface opened to collect water discharged into the drain groove; And a fixed end that protrudes from the bottom of the drip tray stage and surrounds the drip tank so that the drip tank is inserted and extracted in a sliding manner. The method of claim 6, A suction passage having an inlet at a bottom surface of the drip tray stage to guide air sucked into the blower and penetrating the inside of the side wall and the bottom of the main body and connected to the blower; Hand dryer having an advertising function, characterized in that it further comprises a dust-proof filter is detachably coupled to the bottom surface of the drip tray so as to block the inlet passage. The method of claim 1, A speaker embedded in the main body to emit sound in association with the detection sensor; A direction cover of a mesh structure coupled to the outer surface of the main body to block the air freshener insertion chamber and the air freshener insertion chamber formed at one side of the main body; Hand dryer having an advertising function, characterized in that further comprising a liquid crystal display device attached to the front of the main body to output a predetermined screen.