JP2010193947A - Hair dryer - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a hair dryer discharging hot air and cool air at the same time without decreasing the volume of the hot air. <P>SOLUTION: The hair dryer 1 includes a hair dryer body 2, an inner cylinder 6 having a heater 11, a fan 12 and a motor 13 for driving the fan 12 inside an outer cylinder 7 of the body 2, an air inlet 9 on one end of the body 2 and an air outlet 10 on the other end, wherein the outer cylinder 7 forms a double structure with the inner cylinder 6 over all of its length. The dryer 1 includes a suction opening 15 on one end of a space between the cylinders 7 and 6, a cool-air channel 14 provided with an outlet 16 on the other end and a suction part 4 surrounding the air inlet 9 and the suction opening 15 on the rear of the cylinder 7. Separately constituting a hot-air channel for discharging hot air and the cool-air channel 14 for discharging cool air enables hot air and cool air to be discharged at the same time by a baffler effect without decreasing the volume of the hot air. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a hair dryer and relates to a hair dryer capable of discharging hot air and cold air at the same time.

  In general, a hair dryer performs drying and setting of hair with warm air discharged from a wind outlet of a hair dryer body. Recently, the air flow is increased to dry the hair quickly, the air discharges negative ions at the same time as the hot air to reduce the damage to the hair, and the hot air and the cold air are simultaneously applied to prevent the hair from overdrying. Various things such as those to be discharged are on the market.

  Among them, those that discharge hot air and cold air at the same time to prevent overdrying of the hair reduce the thermal damage to the hair that tends to be overdried with only hot air, and gloss the hair , Keep your hair easy to organize.

  However, a conventional hair dryer that discharges hot air and cold air at the same time diverts the outside air drawn from a single suction port inside the hair dryer housing and blows it out as hot air and cold air. Since the amount of warm air is reduced by the diversion, there is a problem that the temperature of the warm air rises excessively and hurts hair.

  For example, as shown in FIG. 6, a hair dryer disclosed in Patent Document 1 below includes a cold air flow path 103 and a hot air flow path 104 inside a housing 102 of a hair dryer 101, and a hot air flow path is provided. A heater 105 is provided in the middle of 104, and a cold air outlet 106 of the cold air flow path 103 and a hot air outlet 107 of the hot air flow path 104 are adjacent and open in substantially the same direction. In addition, a fan 109 is provided on the upstream side of the cold air flow path 103 and the hot air flow path 104, and the outside air sucked from the external air suction port 108 opened to the outside of the housing 102 is sent to the hot air flow path 104, and The air was diverted from between the fan 109 and the heater 105 and sent to the cold air flow path 103, and the cold air and the hot air were blown out simultaneously from the cold air outlet 106 and the hot air outlet 107, respectively.

  However, in the hair dryer disclosed in Patent Document 1, the outside air sent from the fan 109 is divided into the cool air flow path 103 and the hot air flow path 104 in the housing 102, and the cold air blow outlet 106 and the hot air blow outlet 107 are separated. Since the air is blown out more, there is a problem that the amount of hot air blown through the hot air flow path 104 is reduced by the amount diverted to the cold air flow path 103.

JP 2004-357937 A

  As a result of various studies to solve the above-described problems, the inventors of the present application have configured the hot air path from which the hot air is discharged and the cold air path from which the cold air is discharged separately, thereby The present inventors have found that a hair dryer capable of simultaneously discharging hot air and cold air can be provided by the baffler effect without reducing the amount, and have completed the present invention.

  That is, an object of the present invention is to provide a hair dryer that can discharge hot air and cold air at the same time without reducing the amount of hot air.

  The hair dryer according to the invention of claim 1 includes an inner cylinder having a heater, a fan, and a motor for driving the fan in an outer cylinder of the hair dryer main body, an air inlet at one end of the main body, and an air outlet at the other end. The outer cylinder has a double structure with the inner cylinder over the entire length, and has a suction port at one end between the outer cylinder and the inner cylinder, and a discharge port at the other end. A cooling air passage is provided, and a suction portion surrounding the suction port and the suction port is provided at a rear portion of the main body.

  The hair dryer according to a second aspect of the invention is characterized in that, in the hair dryer according to the first aspect, an air discharge nozzle is detachably attached to the blowing portion at the front end of the main body.

  A hair dryer according to a third aspect of the present invention is the hair dryer according to the first aspect, wherein the outer cylinder is formed in a polygonal shape.

  A hair dryer according to a fourth aspect of the present invention is the hair dryer according to the third aspect, wherein a handle is provided on a horizontal surface among the planes formed on the outer cylinder formed in a polygonal shape. .

  A hair dryer according to a fifth aspect of the present invention is the hair dryer according to the first aspect, wherein a negative ion terminal is provided in the cold air passage.

  A hair dryer according to a sixth aspect of the present invention is the hair dryer according to the fifth aspect, wherein the negative ion terminal is provided in the vicinity of a corner of a polygon forming the outer cylinder.

  A hair dryer according to a seventh aspect of the present invention is the hair dryer according to the first aspect, wherein a plurality of ribs are provided between the inner cylinder and the outer cylinder.

  The hair dryer according to an eighth aspect of the invention is characterized in that, in the hair dryer according to the seventh aspect, the rib is formed to be long in the front-rear direction of the cold air passage.

  The hair dryer according to the invention of claim 9 is the hair dryer according to claim 7 and 8, wherein the rib is provided between a polygonal plane of the outer cylinder and the inner cylinder. .

  The hair dryer according to the invention of claim 10 is the hair dryer according to claim 2, wherein the air discharge nozzle has at least two flat plate-like guide plates extending in the horizontal direction, and the guide plates are forward. It is characterized by gradually approaching each other.

  According to the invention of claim 1, the hair dryer main body has a double structure with the inner cylinder over the entire length of the outer cylinder, and has a suction port at one end between the outer cylinder and the inner cylinder, and discharges at the other end. In addition to providing a cool air passage with an outlet and an air intake section that surrounds the air intake and suction ports at the rear of the main body, the outside air sucked into the hair dryer by the rotation of the fan passes through the hot air passage from the air outlet. The air is blown out and attracted to the air blown out from the air outlet, and the air is also blown out from the outlet adjacent to the air outlet. Since air is blown out from the air outlet, the air in the cold air passage is attracted and the outside air near the suction portion is also attracted. With the above operation, it is possible to discharge cool air at the same time while maintaining the amount of warm air.

  According to the second aspect of the present invention, the air blowing nozzle is detachably attached to the blowing portion at the front end of the main body, so that the cold air and the hot air blown from the air discharging port and the air blowing port are mixed by the air blowing nozzle, and the hair And you can blow a gentle wind on the scalp.

  According to the invention of claim 3, by forming the outer cylinder of the main body into a polygonal shape, there is an advantage that it is difficult to roll when stored when the hair dryer is not in use.

  According to the invention of claim 4, when the handle is folded when the hair dryer is not used by providing the handle on the horizontal surface of the plane formed on the outer cylinder of the main body formed in a polygon, Since the front surface is in contact with the horizontal surface and overlaps, and the hair dryer can be made compact, it is convenient for storage.

  According to the invention of claim 5, by providing the negative ion terminal in the cold air passage, negative ions can be mixed with the cold air blown from the discharge port.

  According to the invention of claim 6, the negative ion terminal is provided in the vicinity of the corner of the polygon forming the outer cylinder, so that the space of the corner of the polygon can be used effectively.

  According to the invention of claim 7, by providing a plurality of ribs between the inner cylinder and the outer cylinder, the inner cylinder and the outer cylinder can be stably fixed with a predetermined interval.

  According to invention of Claim 8, the said rib was formed so that it might become long in the front-back direction of a cold wind path, and the wind which passes along a cold wind path is rectified by a rib, and can discharge a straight wind. .

  According to the ninth aspect of the present invention, the rib is provided between the polygonal plane of the outer cylinder and the inner cylinder, so that the inner cylinder is reliably supported and the shape of the outer cylinder is stabilized. Can do.

  According to the invention of claim 10, the discharge nozzle has at least two flat plate-like guide plates extending in the horizontal direction, and the guide plates are gradually brought closer to each other forward, so that the discharge port The cool air is entangled with the warm air at the air outlet, so that the wind that is gentle to the scalp and hair can be blown out, and the wind that is blown out can be conditioned.

FIG. 1 is a perspective view of a hair dryer according to an embodiment of the present invention. FIG. 2 is a longitudinal sectional view of the hair dryer according to the embodiment of the present invention. FIG. 3 is a front view of the hair dryer according to the embodiment of the present invention. FIG. 4 is a rear view of the hair dryer according to the embodiment of the present invention. FIG. 5 is a VV cross-sectional view of the hair dryer according to the embodiment of the present invention. FIG. 6 is a longitudinal sectional view of a conventional hair dryer.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. However, the embodiment shown below exemplifies a hair dryer for embodying the technical idea of the present invention, and is not intended to specify the present invention for this hair dryer. The same applies to other embodiments included in the scope.

  1 is a perspective view of a hair dryer according to an embodiment of the present invention, FIG. 2 is a longitudinal sectional view of the hair dryer according to the embodiment, FIG. 3 is a front view of the hair dryer according to the embodiment, and FIG. FIG. 5 is a rear view of the hair dryer according to the embodiment, and FIG. 5 is a cross-sectional view taken along the line ▪ in FIG.

  The hair dryer 1 includes a main body 2 and a handle 3.

  The main body 2 is formed of a cylindrical body having a suction portion 4 at one end and a blowout portion 5 at the other end, and is configured to have a double structure with a cylindrical inner cylinder 6 and a pentagonal outer cylinder 7. .

  The handle 3 supports and operates the main body 2 and is foldably attached to the end on the suction portion 4 side of the horizontal surface 7a among the side planes of the outer cylinder 7 formed in a pentagon. The handle 3 is pivotally supported with a holding portion 7b protruding from the lower surface of the outer cylinder 7 as a fulcrum, and is attached to the main body 2 in a foldable manner. The handle 3 has a bowl shape having a triangle size that can be grasped with one hand, and is provided with a changeover switch (not shown) inside, and an operation knob 8 is provided on the outer front side. . By operating the operation knob 8, ON, OFF, HOT, and COOL can be switched. Further, the surface of the handle 3 on which the operation knob 8 is provided is designed to face the pentagonal horizontal surface of the main body 2 when folded when not in use. When viewed in cross section, a square is formed. Therefore, compared with the conventional cylindrical hair dryer, since it is hard to roll and it is easy to stand, it becomes convenient for storage.

  As shown in FIG. 2, the main body 2 is provided with a cylindrical inner cylinder 6 in an outer cylinder 7. The inner cylinder 6 is made of mica and a metal material and has an intake port 9 on the rear side and an air outlet port 10 on the front side. Inside the inner cylinder 6, there are provided a heater 11 in the front, a fan 12 for sending air in the rear, and a motor 13 for driving the fan 12 in the middle. The fan 12 is rotated by driving the motor 13, and the air taken in from the rear intake port 9 is sent to the heater 11. The air in the inner cylinder 6 is warmed by the heater 11 and pushed out toward the air outlet 10, and the air near the air inlet 9 is attracted and sucked.

  Reference numeral 14 denotes a cold air passage that is provided between the pentagonal outer cylinder 7 and the inner cylinder 6 over the entire length of the main body 2. That is, the main body 2 has a double structure of the outer cylinder 7 and the inner cylinder 6 over its entire length, a cold air passage 14 is provided in the gap between the outer cylinder 7 and the inner cylinder 6, and a suction port 15 is provided at the rear of one end thereof. The discharge port 16 is provided in front of the other end.

  Further, a suction portion 4 surrounding the suction port 9 of the inner tube 6 and the suction port 15 of the cold air passage is provided at the rear portion of the outer tube 7. As shown in FIG. 4, the suction part 4 is provided with a suction part cover having a large number of honeycomb-shaped holes for introducing outside air. By providing a double suction section cover on the suction port 9, the suction port 15 and the suction unit 4, even if foreign matter such as dust or hair enters from the suction unit 4, the suction of the suction port 9 or the suction port 15 The part cover can prevent intrusion into the inner cylinder 6 or the cold air passage 14.

  As shown in FIG. 5, a rib 17 is provided between the outer surface of the inner cylinder 6 of the main body 2 and the inner plane of the outer cylinder 7, and supports the inner cylinder 6 and is fixed to the outer cylinder 7. The rib 17 is a position where each side of the pentagonal outer cylinder 7 and the inner cylinder 6 are closest to each other, and is formed long in the front-rear direction of the cold air passage 14, so that air passing through the cold air passage 14 is not obstructed. The air passing through the cold air passage 14 is conditioned. The ribs 17 are intended to fix the inner cylinder 6 and the outer cylinder 7 and to regulate the air passing through the cold air passage 14, and therefore do not necessarily have to be provided on all sides of the outer cylinder 7.

  Reference numeral 18 denotes a negative ion generator, and negative ions generated from a plurality of negative ion terminals 20 provided in the vicinity of the grill 19 provided in the blow-out portion 5 are discharged around a negative ion discharge port 21 provided in the grill 19. Is done. If the negative ion terminal 20 is disposed at the corner of the outer cylinder 7 where the space between the inner cylinder 6 and the outer cylinder 7 is wide, the space of the cold air passage can be used effectively. In this embodiment, three negative ion terminals 20 are provided.

  Reference numeral 22 denotes a discharge nozzle, which is detachably attached to the blowing portion 5 that combines the discharge port 16 and the discharge port 10 at the front end of the main body 2. An upper guide plate 23 a and a lower guide plate 23 b are provided inside the air discharge nozzle 22 so as to face each other, and the tips of the upper guide plate 23 a and the lower guide plate 23 b approach toward the front direction of the air discharge nozzle 22. is doing. The warm air, cold air, and negative ions discharged from the discharge port 16 and the air discharge port 10 are mixed by the upper guide plate 23a and the lower guide plate 23b, so that a wind gentle to the scalp and hair can be discharged. In addition, it is possible to regulate the wind blown.

  Since the air discharge nozzle 22 is detachably attached, it may be removed if unnecessary. When the air discharge nozzle 22 is removed, the cold air and the hot air blown from the discharge port 16 and the air discharge port 10 can be directly blown.

  The main body 2, the handle 3, and the air discharge nozzle 22 are all formed of a molded product of heat resistant plastics such as polycarbonate or ABS resin.

  The air taken into the inner cylinder 6 of the hair dryer 1 from the air inlet 9 by the rotation of the fan 12 passes through the hot air passage 24 and is heated by the heater 11 and discharged from the air outlet 10. At that time, the air discharged from the air outlet 10 is attracted by the air, and the air in the outlet 16 around the air outlet 10 is also discharged. Since air is blown out from the air outlet 10, the air in the cold air passage 14 is attracted, so that air is taken in from the suction port 15. Due to the above-described baffle effect, it is possible to discharge cool air at the same time while maintaining the amount of hot air without providing a fan in the cool air passage. Therefore, a large amount of wind can be discharged without reducing the amount of warm air. The hot air discharged through the hot air passage 24 and the cold air discharged through the cold air passage 14 are mixed by the discharge nozzle 22.

  In the embodiment described above, the outer cylinder 7 of the main body 2 has been described with an example of a pentagon, but the shape of the main body 2 is not limited to this embodiment. In the case of forming a polygon, a quadrangular to octagonal shape is usually used.

  The present invention provides a cold air passage between the main body outer cylinder and the inner cylinder as a double structure having an inner cylinder over the entire length of the outer cylinder of the hair dryer. By separately configuring the cool air path through which the cool air is discharged, it is possible to provide a hair dryer that simultaneously discharges the warm air and the cool air without reducing the amount of warm air.

  The air sucked into the inner cylinder by the rotation of the fan passes through the hot air passage and is blown out from the air outlet, but is also drawn from the hot air blown out from the air outlet and also from the outlet of the cold air passage adjacent to the air outlet. Air is discharged. Since air is blown out from the air outlet, the air in the cold air passage is attracted, and the air in the vicinity of the suction opening is also attracted, so that a fan for the cold air passage is not necessary.

  Moreover, the hair dryer which can apply a gentle wind to scalp and scalp can be provided by being able to discharge cool air simultaneously while maintaining the amount of warm air.

1: Hair dryer 2: Main body 3: Handle 4: Suction part 5: Blowing part 6: Inner cylinder 7: Outer cylinder 8: Operation knob 9: Inlet 10: Air outlet 11: Heater 12: Fan 13: Motor 14: Cold air Path 15: Suction port 16: Discharge port 17: Rib 18: Negative ion generator 19: Grill 20: Negative ion terminal 21: Negative ion discharge port 22: Air discharge nozzle 23a: Upper guide plate 23b: Lower guide plate 24: Temperature Wind path

Claims (10)

  A hair dryer having an inner cylinder having a heater, a fan, and a motor for driving the fan in the outer cylinder of the hair dryer main body, and having an air inlet at one end of the main body and an air outlet at the other end. As a double structure with the inner cylinder over the entire length, a cold air passage having a suction port at one end and a discharge port at the other end is provided between the outer cylinder and the inner cylinder, and the rear part of the main body The hair dryer is provided with a suction portion surrounding the suction port and the suction port.   The hair dryer according to claim 1, wherein an air discharge nozzle is detachably attached to the blowing portion at the front end of the main body.   The hair dryer according to claim 1, wherein the outer cylinder is formed in a polygonal shape.   The hair dryer according to claim 3, wherein a handle is provided on a horizontal surface of a plane formed on the outer cylinder formed in a polygonal shape.   The hair dryer according to claim 1, wherein a negative ion terminal is provided in the cold air passage.   The hair dryer according to claim 5, wherein the negative ion terminal is provided in the vicinity of a corner of a polygon forming the outer cylinder.   The hair dryer according to claim 1, wherein a plurality of ribs are provided between the inner cylinder and the outer cylinder.   The hair dryer according to claim 7, wherein the rib is formed to be long in the front-rear direction of the cold air passage.   The hair dryer according to claim 7 and 8, wherein the rib is provided between a polygonal plane of the outer cylinder and the inner cylinder.   3. The hair according to claim 2, wherein the air discharge nozzle has at least two flat plate-like guide plates extending in the horizontal direction, and the guide plates are gradually brought closer to each other toward the front. Hairdryer.

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