JP2006247020A - Hand drying apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a hand drying apparatus used in washrooms, toilets or others capable of reducing burden of a user repeatedly inserting and withdrawing his hands into/from a hand inserting portion or rubbing his hands near a warm wind discharge nozzle at low cost. <P>SOLUTION: The hand drying apparatus 8 has a warm wind generating means 3 composed of a blower unit 1 and a heater body 2 arranged in a body, a discharge nozzle 4 discharging warm wind from the warm wind generation means 3, a hand inserting portion 5 under the discharge nozzle, further a water receiving portion 6 extending from the deep side to the lower portion of the hand inserting portion 5. The hand drying device 8 capable of reducing load of the user repeatedly inserting and withdrawing his hands into/from the hand inserting portion 5 or rubbing his hands near the warm wind discharge nozzle 4 can be obtained by arranging a louver structure portion 7 in the discharge nozzle 4, by driving the louver structure portion 7, and by moving a direction of the warm wind from the discharge nozzle 4 between the entrance side to the deep side of the hand inserting portion 5. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a hand drying device for washing hands in a washroom or a toilet and drying wet hands with warm air.

  Conventionally, in this type of hand dryer, the direction of the warm air hitting the hand is used to solve the troublesomeness of the user inserting and removing the hand from and into the hand insertion section many times, and hand scuffing near the delivery nozzle. As a method of changing the value, a method of moving the delivery nozzle has been known (see, for example, Patent Document 1).

Hereinafter, the hand dryer will be described with reference to FIG. FIG. 10A is a schematic diagram showing the configuration of the hand dryer, FIG. 10B is an enlarged view showing the front side of the delivery nozzle, and FIG. 10C shows the rear side of the delivery nozzle. It is an enlarged view shown. As shown in the figure, the hand-drying device 101 includes a hot air generating means 104 including a blower 102 and a heating element 103 provided inside the main body, a delivery nozzle 105 that sends out hot air from the hot air generating means 104, A hand insertion part 106 and a water receiving part 107 extending from the back side of the hand insertion part 106 to the lower part of the hand insertion part 106 are provided at the lower part of the delivery nozzle 105, and the delivery nozzle 105 is connected to the inlet of the hand insertion part by the delivery nozzle driving part 108. By moving between the side and the back side, it is possible to reduce the annoyance that the user inserts and removes the hand into and from the hand insertion section many times and hands are caught near the delivery nozzle.
JP 2003-235756 A (paragraph number 0027, FIG. 1)

  In such a conventional hand drying apparatus method, there is a problem that the structure for moving the delivery nozzle and changing the position of the hot air hitting the hand becomes large and complicated and expensive.

  The present invention solves the above-described conventional problems, and is configured to change the wind direction by providing a louver on the delivery nozzle, and by changing the wind direction by moving the louver that can be realized at low cost, it can be used. It is possible to reduce the troublesomeness of a person inserting and removing his / her hand from and into the hand insertion section many times, and hand scuffing in the vicinity of the delivery nozzle.

  In order to achieve the above object, the hand drying device of the present invention has a hot air generating means comprising a blower and a heating element provided inside the main body, a delivery nozzle for sending hot air from the hot air generating means, The lower part of the delivery nozzle has a manual insertion part and a water receiving part from the back side to the lower part of the manual insertion part, and a louver is provided on the delivery nozzle so that the air direction can be changed.

  By this means, a hand drying device can be obtained which can reduce the troublesomeness of the user inserting and removing his / her hand from and into the hand insertion section many times, and hand scuffing near the delivery nozzle.

  Also, a hot air generating means comprising a blower and a heating element provided inside the main body, a delivery nozzle for sending out the warm air from the hot air generating means, a manual insertion portion below the delivery nozzle, and the manual insertion portion The water receiving part extends from the back side to the lower part of the paper, the louver is provided in the delivery nozzle, and the louver is driven by a motor.

  By this means, it is possible to obtain a hand-drying device that can easily realize driving of the louvers, that is, changing the wind direction.

  Further, it is possible to prevent water droplets splashing back to the user from the hand and the water receiving portion due to wind when the louver is driven toward the insertion portion entrance side.

  By this means, a hand drying device that can reduce the user's discomfort due to the splash of water when the hand is dried is obtained.

  Further, when the louver is driven to the back side of the hand insertion portion, it is driven at a low speed, and when it is driven to the entrance side of the hand insertion portion, it can be driven at a high speed.

  By this means, when the hand is dried, a hand-drying apparatus that can reduce the rebound of water from the hand and the water receiving portion and shorten the drying time can be obtained.

  Further, when the louver is driven to the back side of the manual insertion portion, the air volume is increased, and when it is driven to the entrance side of the manual insertion portion, the air blowing can be stopped or the air volume can be reduced.

  By this means, when the hand is dried, a hand-drying device that can reduce the splash of water from the hand and the water receiving portion and can further shorten the drying time can be obtained.

  Further, when the louver is driven to the back side of the hand insertion portion, the air volume can be increased as it moves to the back side.

  By this means, it is possible to obtain a hand drying device that can blow water more effectively and shorten the drying time of the hand.

  Further, the air volume is changed by controlling the motor rotation speed of the blower.

  By this means, a hand-drying device that can easily change the air flow without requiring a throttle mechanism for the opening is obtained.

  Further, the air volume is changed by changing the opening area of the delivery nozzle.

  By this means, it is possible to obtain a hand-drying device that can easily change the air flow without requiring complicated motor speed control.

  In addition, the louver is attached to the water receiving portion so as to be horizontal.

  By this means, the louver is installed in a direction perpendicular to the hand and scans in the direction of dripping water, so that a hand drying device capable of effectively blowing off water can be obtained.

  Further, at least two louvers are installed.

  By this means, a hand drying device that can effectively blow off water regardless of the size of the hand can be obtained.

  In addition, the louver is configured to be installed at a symmetrical position with respect to the central axis of the water receiving portion.

  By this means, it is possible to effectively dry regardless of the size of the hand, and furthermore, since the water is blown off in the direction of the central axis of the water receiving portion, a hand drying device that can reduce the splash of water can be obtained.

  Furthermore, the louver is configured to automatically change the angle according to the insertion angle of the hand.

  By this means, a hand drying device that can perform optimum wind direction control according to the insertion angle of the hand and improve the drying efficiency of the hand can be obtained.

  According to the present invention, hot air generating means comprising a blower and a heating element provided inside the main body, a sending nozzle for sending hot air from the hot air generating means, and a manual insertion portion at the lower part of the sending nozzle. In addition, it has a water receiving part that extends from the back side to the lower part of the hand insertion part, and a configuration in which a louver is provided in the delivery nozzle and the air direction can be changed, so that the user can manually insert the hand many times. It is possible to provide a hand-drying device that can reduce the troublesomeness of inserting / extracting into / from the section or carrying out hand scuffing near the delivery nozzle.

  Further, the apparatus has a warm air generating means comprising a blower and a heating element provided inside the main body, a delivery nozzle for sending warm air from the warm air generating means, and a water receiving portion below the delivery nozzle. By providing a louver on the nozzle and driving the louver with a motor, it is possible to provide a hand-drying device that can easily drive the louver, that is, change the wind direction.

  In addition, it is possible to prevent water droplets splashing back from the hand and the water receiving part due to wind when the louver is driven toward the insertion part entrance side. It is possible to provide a hand-drying device that can reduce pleasure.

  Also, when driving the louver to the back side of the hand insertion part, it is possible to move slowly when driving to the inlet side of the hand insertion part, so that the hand and the water receiving part can be used when drying the hand. It is possible to provide a hand-drying device that can reduce the rebound of water and reduce the drying time.

  Also, when driving the louver to the back side of the hand insertion part, the air volume is increased, and when driving to the inlet side of the hand insertion part, it is possible to stop the blowing or reduce the air volume, It is possible to provide a hand drying device that can reduce the rebound of water from the hand and the water receiving portion when drying, and can further shorten the drying time.

  In addition, when the louver is driven to the back side of the hand insertion portion, the air volume can be increased as it moves to the back side, so that water can be blown more effectively and the drying time of the hand can be shortened. It is possible to provide a hand-drying device that can be used.

  Further, by changing the air volume by controlling the number of rotations of the motor of the blower, it is possible to provide a hand-drying device that can easily change the air volume without requiring a throttle mechanism for the opening.

  Furthermore, by changing the air volume by changing the opening area of the delivery nozzle, it is possible to provide a hand dryer that can easily change the air volume without requiring complicated motor rotation speed control. .

  In addition, the louver is installed so as to be horizontal to the water receiving portion, so that the louver is installed in a direction perpendicular to the hand and scans in the direction of dripping water. A hand dryer that can be effectively blown away can be provided.

  Furthermore, the hand dryer which can blow off water effectively regardless of the magnitude | size of a hand can be provided by setting it as the structure which installs at least 2 or more louvers.

  In addition, the louver is configured to be installed at a symmetrical position with respect to the central axis of the water receiving portion, so that it can be effectively dried regardless of the size of the hand and further blows water in the direction of the central axis of the water receiving portion. Therefore, it is possible to provide a hand dryer that can reduce the splash of water.

  Furthermore, the louver is configured to automatically change the angle according to the insertion angle of the hand, so that the optimum drying direction can be controlled according to the insertion angle of the hand to improve the drying efficiency of the hand. Can provide.

  According to the first aspect of the present invention, there is provided warm air generating means comprising an air blower and a heating element provided inside the main body, a delivery nozzle for delivering warm air from the warm air generating means, and a lower part of the delivery nozzle. It has a hand insertion part, and further has a water receiving part from the back side to the lower part of the hand insertion part, and is configured to be provided with a louver on the delivery nozzle so that the air direction can be changed. Has the effect of reducing the inconvenience of repeatedly inserting and removing from the hand insertion portion and hand scuffing in the vicinity of the delivery nozzle.

  Further, the apparatus has a warm air generating means comprising a blower and a heating element provided inside the main body, a delivery nozzle for sending warm air from the warm air generating means, and a water receiving portion below the delivery nozzle. The nozzle is provided with a louver, and the louver is driven by a motor, and has an effect that the driving of the louver, that is, the change of the wind direction can be easily realized.

  In addition, it is possible to prevent water droplets splashing back to the user from the hand and the water receiving part when the louver is driven to the entrance side of the insertion section, and the user's splash of water when the hand is dried It has the effect of reducing discomfort.

  In addition, the louver can be moved slowly when driven to the back side of the hand insertion portion, and can be moved quickly when driven to the entrance side of the hand insertion portion. It has the effect | action that it can shorten the drying time while reducing the splash of water from a part.

  Further, when the louver is driven to the back side of the manual insertion portion, the air volume is increased, and when driven to the inlet side of the manual insertion portion, the air flow is stopped or the air volume can be reduced. In addition to reducing the splash of water from the hand and the water receiving portion when drying the water, the drying time can be further shortened.

  Furthermore, when the louver is driven to the back side of the hand insertion portion, the air volume can be increased as it moves to the back side, so that water can be blown more effectively and the drying time of the hand can be increased. It has the effect that it can be shortened.

  Further, the change of the air volume is configured to be performed by controlling the motor rotation speed of the blower, and it has an effect that the air volume can be easily changed without requiring a throttle mechanism of the opening.

  Further, the change in the air volume is performed by changing the opening area of the delivery nozzle, and there is an effect that the air volume can be easily changed without requiring complicated control of the rotational speed of the motor.

  In addition, the louver is installed so as to be horizontal to the water receiving portion, and the louver is installed in a direction perpendicular to the hand and scans in the direction of water dripping. Can be effectively blown off.

  Furthermore, at least two louvers are configured to be installed, and have the effect that water can be effectively blown out regardless of the size of the hand.

  In addition, the louver is configured to be installed at a position that is symmetric with respect to the central axis of the water receiving portion, and effectively dries regardless of the size of the hand. Since it blows away, it has the effect | action that the splash of water can be decreased.

  Furthermore, the louver is configured to automatically change the angle according to the insertion angle of the hand, and it is possible to improve the drying efficiency of the hand by performing the optimal wind direction control according to the insertion angle of the hand. Have

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(Embodiment 1)
Embodiment 1 of the present invention will be described below with reference to the drawings.

  FIG. 1A is a schematic view showing the configuration of the hand dryer, FIG. 1B is an enlarged view of the louver structure portion on the back side of the wind direction, and FIG. 1C is a view directly below the wind direction of the louver structure portion. It is an enlarged view.

  As shown in FIG. 1, warm air generating means 3 comprising a blower 1 and a heating element 2 provided inside the main body, a delivery nozzle 4 for delivering warm air from the warm air generating means 3, and the delivery nozzle 4 A hand drying device 8 having a hand insertion portion 5 at the lower portion, a water receiving portion 6 extending from the back side of the hand insertion portion 5 to the lower portion, and having a louver structure portion 7 on the delivery nozzle 4 is configured. . The heating element 2 only needs to generate heat, for example, a heater or the like.

  In the above configuration, by making it possible to change the wind direction, it is possible to reduce the annoyance that the user inserts and removes his / her hand into and from the hand insertion section many times, and the hand is caught near the delivery nozzle.

  In the first embodiment, the hand-drying device has one delivery nozzle. Needless to say, a hand-drying device in which a plurality of delivery nozzles are provided and blows from both sides of the hand brings about the same effect.

(Embodiment 2)
Next, Embodiment 2 of the present invention will be described with reference to the drawings. In addition, the same thing as Embodiment 1 attaches | subjects the same number, and abbreviate | omits the detailed description.

  FIG. 2A is a schematic diagram showing the configuration of the hand dryer, and FIG. 2B is a detailed view of the louver structure and the louver drive motor. As shown in FIG. 2, warm air generating means 3 comprising a blower 1 and a heating element 2 provided inside the main body, a delivery nozzle 4 for delivering warm air from the warm air generating means 3, and the delivery nozzle 4 It has a hand insertion part 5 at the lower part, and further has a water receiving part 6 from the back side of the hand insertion part 5 to the lower part, and a louver structure part 7 is provided in the delivery nozzle 4 to drive the louver structure part 7 The hand-drying apparatus 8 provided with the louver drive motor 9 to perform is comprised. The hot air generating means 3 only needs to be able to generate hot air. For example, there is one in which a heater is incorporated in a blower.

  In the above configuration, the driving of the louver structure 7, that is, the change of the wind direction can be easily realized.

(Embodiment 3)
Next, Embodiment 3 of the present invention will be described with reference to the drawings. In addition, the same thing as Embodiment 1, 2 attaches | subjects the same number, and abbreviate | omits the detailed description.

  As shown in FIG. 3, the hand-drying apparatus 8 provided with the louver control part 10 which controls the louver drive motor 9 is comprised.

  In the above configuration, when the louver control unit 10 drives the louver structure portion 7 on the back side of the hand insertion portion 5, the louver structure portion 7 is driven at a low speed, and when the louver structure portion 7 is driven on the inlet side of the hand insertion portion 5, the speed is high. By driving, when the hand is dried, the splash of water from the hand and the water receiving portion can be reduced and the drying time can be shortened.

(Embodiment 4)
Next, a fourth embodiment of the present invention will be described with reference to the drawings. In addition, the same thing as Embodiment 1, 2, 3 attaches | subjects the same number, and the detailed description is abbreviate | omitted.

  As shown in FIG. 4, a hand dryer 8 including a louver controller 10 that controls the louver drive motor 9 and a blower controller 11 that controls the blower 1 is configured.

  In the above configuration, when the louver control unit 10 drives the louver structure unit 7 to the back side of the manual insertion unit 5, the blower control unit 11 controls the blower 1 to increase the air volume, and the manual insertion unit 5 When driving the louver structure 7 on the inlet side, the blower control unit 11 controls the blower 1 to stop the blowing or reduce the air volume, and when the hand is dried, the water splashes from the hand and the water receiving part. And the drying time can be shortened.

(Embodiment 5)
Next, a fifth embodiment of the present invention will be described with reference to the drawings. In addition, the same thing as Embodiment 1, 2, 3, 4 attaches | subjects the same number, and abbreviate | omits the detailed description.

  As shown in FIG. 4, a hand dryer 8 including a louver controller 10 that controls the louver drive motor 9 and a blower controller 11 that controls the blower 1 is configured.

  In the above configuration, when the louver control unit 10 drives the louver structure unit 7 to the back side of the hand insertion unit 5, the air flow rate is controlled by controlling the blower device 1 by the blower control unit 11 as it moves to the back side. The water can be blown out more effectively and the drying time of the hand can be shortened.

(Embodiment 6)
Next, a sixth embodiment of the present invention will be described with reference to the drawings. In addition, the same thing as Embodiment 1, 2, 3, 4, 5 attaches | subjects the same number, and the detailed description is abbreviate | omitted.

  As shown in FIG. 4, a hand dryer 8 including a louver controller 10 that controls the louver drive motor 9 and a blower controller 11 that controls the blower 1 is configured.

  In the above configuration, the air volume is changed by controlling the motor rotation speed of the air blower 1 by the air blower controller 11, and the air volume can be easily changed without requiring a throttle mechanism for the opening.

(Embodiment 7)
Next, a seventh embodiment of the present invention will be described with reference to the drawings. In addition, the same thing as Embodiment 1, 2, 3, 4, 5 or 6 attaches | subjects the same number, and the detailed description is abbreviate | omitted.

  FIG. 5A is a schematic view showing the configuration of the hand dryer, FIG. 5B is an enlarged view showing the shutter closing of the shutter structure portion, and FIG. 5C is a view showing the shutter opening of the shutter structure portion. It is an enlarged view shown. As shown in FIG. 5, the hand drying device 8 including the shutter structure portion 12 inside the nozzle 4 is configured.

  In the above-described configuration, a hand-drying device that can easily change the air volume without changing the rotational speed of a complicated motor by changing the opening area by opening and closing the shutter structure portion 12 and changing the air volume. can get.

(Embodiment 8)
Next, an eighth embodiment of the present invention will be described with reference to the drawings. In addition, the same number as Embodiment 1, 2, 3, 4, 5, 6 or 7 attaches | subjects the same number, and abbreviate | omits the detailed description.

  As shown in FIG. 6, the attachment of the louver structure portion 7 constitutes a hand dryer 8 configured to be installed on the water receiving portion 6 so as to be horizontal.

  In the above configuration, the louver is installed in a direction perpendicular to the hand and scans in the water dripping direction, so that water can be effectively blown away.

(Embodiment 9)
Next, Embodiment 9 of the present invention will be described with reference to the drawings. In addition, the same thing as Embodiment 1, 2, 3, 4, 5, 6, 7, or 8 attaches | subjects the same number, and abbreviate | omits the detailed description.

  As shown in FIG. 7, the hand dryer 8 which comprised the louver structure part A7a and the louver structure part B7b and two or more sets is comprised.

  In the above configuration, water can be effectively blown out regardless of the size of the hand.

(Embodiment 10)
Next, an embodiment 10 of the invention will be described with reference to the drawings. In addition, the same thing as Embodiment 1, 2, 3, 4, 5, 6, 7, 8 or 9 attaches | subjects the same number, and abbreviate | omits the detailed description.

  As shown in FIG. 8, the hand dryer 8 which comprised the louver structure part A7a and the louver structure part B7b in the position symmetrical with respect to the central axis of a water receiving part is comprised.

  In the said structure, it can dry effectively regardless of the magnitude | size of a hand, and since the water is blown away in the central-axis direction of a water receiving part, the splash of water can be decreased.

(Embodiment 11)
Next, an eleventh embodiment of the present invention will be described with reference to the drawings. In addition, the same thing as Embodiment 1, 2, 3, 4, 5, 6, 7, 8, 9 or 10 attaches | subjects the same number, and the detailed description is abbreviate | omitted.

  As shown in FIG. 9, a hand drying device 8 is configured in which a distance measuring sensor A 13 a is installed above the entrance side of the hand insertion unit 5 and a distance measurement sensor B 13 b is installed above the back side of the hand insertion unit 5.

  In the above configuration, the hand insertion angle is calculated by the distance measuring sensor A13a and the distance measuring sensor B13b, and the optimum wind direction control is performed according to the hand insertion angle, thereby improving the drying efficiency of the hand.

  Efficient drying can be performed in a drying method after washing with water by flying water droplets at a high wind speed and efficiently drying the remaining water with a large amount of warm air.

Schematic which shows the structure of the hand-drying apparatus of Embodiment 1 of this invention. Schematic which shows the structure of the hand-drying apparatus of Embodiment 2 of this invention. Schematic which shows the structure of the hand-drying apparatus of Embodiment 3 of this invention. Schematic which shows the structure of the hand-drying apparatus of Embodiment 4, 5, 6 of this invention. Schematic which shows the structure of the hand-drying apparatus of Embodiment 7 of this invention. Schematic which shows the structure of the hand-drying apparatus of Embodiment 8 of this invention. Schematic which shows the structure of the hand-drying apparatus of Embodiment 9 of this invention. Schematic which shows the structure of the hand-drying apparatus of Embodiment 10 of this invention. Schematic which shows the structure of the hand-drying apparatus of Embodiment 11 of this invention. Schematic showing the configuration of a conventional hand dryer

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Air blower 2 Heat generating body 3 Hot air generating means 4 Sending nozzle 5 Hand insertion part 6 Water receiving part 7 Louver structure part 8 Hand dryer 9 Louver drive motor 10 Louver control part 11 Air blower control part 12 Shutter structure part 7a Louver structure Part A
7b Louver structure part B
13a Distance sensor A
13b Distance sensor B
DESCRIPTION OF SYMBOLS 101 Hand dryer 102 Air blower 103 Heat generating body 104 Hot air generating means 105 Delivery nozzle 106 Hand insertion part 107 Water receiving part 108 Delivery nozzle drive part

Claims (12)

A hot air generating means comprising a blower and a heating element provided inside the main body, a delivery nozzle for sending out the warm air from the hot air generating means, a manual insertion portion below the delivery nozzle, and a back of the manual insertion portion A hand-drying device having a water receiving portion extending from the side to the lower portion, and a louver provided on the delivery nozzle so that the air direction can be changed. A hot air generating means comprising a blower and a heating element provided inside the main body, a delivery nozzle for sending out the warm air from the hot air generating means, a manual insertion portion below the delivery nozzle, and a back of the manual insertion portion The hand dryer according to claim 1, further comprising a water receiving portion extending from the side to the lower portion, a louver provided in the delivery nozzle, and the louver being driven by a motor. The hand-drying device according to claim 1, wherein water droplets splashing back to a user from a hand and a water receiving portion due to wind when the louver is driven toward the insertion portion entrance side can be prevented. 4. The hand dryer according to claim 3, wherein the louver can be driven at a low speed when driven to the back side of the hand insertion portion, and can be driven at a high speed when driven to the entrance side of the hand insertion portion. The hand dryer according to claim 3, wherein when the louver is driven to the back side of the hand insertion part, the air volume is increased, and when driven to the inlet side of the hand insertion part, the air blowing can be stopped or the air volume can be reduced. The hand drying device according to claim 1, 2, 3, 4, or 5, wherein the air volume can be increased as the louver is moved to the back side when the louver is driven to the back side. The hand dryer according to claim 5 or 6, wherein the air volume is changed by controlling the motor rotation speed of the blower. The hand dryer according to claim 5 or 6, wherein the air volume is changed by changing the opening area of the delivery nozzle. The hand dryer according to claim 1, wherein the louver is installed so as to be horizontal to the water receiving portion. The hand dryer according to claim 1, wherein at least two louvers are installed. The hand dryer according to claim 10, wherein the louver is installed at a symmetrical position with respect to the central axis of the water receiving portion. The hand dryer according to claim 1, wherein the louver can automatically change the angle according to the insertion angle of the hand.

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