JP2021076095A - Neck-mounted device - Google Patents

Abstract

To provide a neck-mounted device capable of bending a flexible connection part largely to store a head part, and capable of preventing the head part from largely separating from a tip position of a neck hook part.SOLUTION: A neck-mounted device has: a neck hook part 10 formed so as to cover the periphery of a neck; a flexible connection part 30 that bends inward through a recess part 15 inside the neck hook part 10; and a ventilation unit 20 connected to the flexible connection part 30. The recess part 15 opens at least in a direction toward an inside space A surrounded by the neck hook part 10 and in a direction toward the tip side of the neck hook part 10.SELECTED DRAWING: Figure 1

Description

The present invention relates to a neck-hanging device having a neck-hanging portion to be hung on the neck and a blower portion provided on the neck-hanging portion.

A neck-hanging device having a neck-hanging portion to be hung on the neck and a blower portion provided on the neck-hanging portion is known. As such a neck-hanging device, there is, for example, the one listed in Patent Document 1.

Korean Patent Registration No. 1018507047

The neck-mounted device of Patent Document 1 is provided so that a blower portion having a fan projects from the tip portion of the neck-hanging portion in a direction in which the tip portion extends. Further, a flexible connecting portion is provided between the tip end portion of the neck hanging portion and the blowing portion, and the direction of the blowing portion can be adjusted with respect to the neck hanging portion.

As described above, the conventional neck-hanging device has a flexible connecting portion extending from the tip of the neck-hanging portion toward the tip side. When using the blower, the flexible connection is bent so that the blower is mainly directed toward the user's face with the neck hanging around the neck. On the other hand, the flexible connection portion can be bent greatly so that the blower portion can be stored in a space area surrounded by a substantially U-shaped neck hanging portion. By storing the blower in the space area, the neck-mounted device can be folded into a small size.

When using the blower, the flexible connection does not need to be bent so much because the blower is not directed far away from the user's face, but when the blower is stowed, the flexible connection is bent significantly. I need to let you. Therefore, the flexible connection portion needs to have a certain length. Since the tip of the neck hook is located at least in front of the neck so that it can be hung stably on the user's neck, a flexible connection is formed from the tip of the blower toward the tip as in Patent Document 1. When extended, the blower located at the tip of the flexible connection is far from the face. When the neck-mounted device is a neck-mounted fan, the amount of air reaching the face decreases when the blower is far from the face.

The present invention has been made in view of the above problems, and the flexible connection portion can be greatly bent for accommodating the blower portion, and the blower portion is not significantly separated from the tip position of the neck hook portion. The purpose is to provide a neck-mounted device that can be used.

In order to solve the above-mentioned problems, the neck-hanging device according to the invention of claim 1 has a neck-hanging portion formed so as to cover the circumference of the neck and a flexible connection that bends inward through a recess inside the neck-hanging portion. It is characterized by having a portion and a blower portion connected to the flexible connecting portion.

According to the first aspect of the present invention, the flexible connecting portion can be greatly bent toward the inner space, and the length extending from the neck hanging portion of the flexible connecting portion toward the tip end side can be suppressed.

Further, in the neck-hanging device according to the second aspect of the present invention, the recess is open at least in a direction toward the inner space surrounded by the neck-hanging portion and in a direction toward the tip end side of the neck-hanging portion. It is configured to be characteristic.

According to the invention of claim 2, the flexible connecting portion can be bent toward the inner space side and exposed to the tip end side of the neck hanging portion.

Further, the neck-mounted device according to the third aspect of the present invention is characterized in that the recess is open in a direction toward the outer space on the opposite side of the inner space.

According to the invention of claim 3, the range in which the orientation of the head portion can be adjusted can be widened.

Further, the neck-mounted device according to the fourth aspect of the present invention is characterized in that the flexible connecting portion extends from the tip position of the neck-hanging portion to the tip side.

According to the fourth aspect of the present invention, the direction of the head portion can be adjusted by bending the portion of the flexible connecting portion that extends toward the tip side from the tip position of the neck hanging portion.

Further, in the neck-hanging type device according to the invention of claim 5, the neck-hanging portion has a thermoelectric conversion unit and a spatial introduction portion that guides cold air from the thermoelectric conversion unit to the flexible connection portion.
The flexible connecting portion is hollow along the length direction, and is characterized in that cold air from the thermoelectric conversion portion is supplied to the head portion.

According to the invention of claim 5, the cold air from the thermoelectric conversion unit is supplied to the head unit, so that cold air can be sent to the user when the head unit is an electric fan.

Further, the neck-mounted device according to the invention of claim 6 is characterized in that a flow generation fan for generating an air flow from the thermoelectric conversion unit to the introduction unit is provided in the vicinity of the thermoelectric conversion unit. Has been done.

According to the invention of claim 6, the cold air from the thermoelectric conversion unit can be supplied by the head unit, and the user can feel the coldness.

Further, in the neck-hanging type device according to the invention of claim 7, the neck-hanging portion has a plate portion exposed on the surface, and the plate portion is cooled by the thermoelectric conversion portion and is made of aluminum, copper, or ceramic. It is characterized by being formed by.

According to the invention of claim 7, the user who hangs the neck-hanging portion on the neck can feel cold.

Further, the neck-mounted device according to the invention of claim 8 is characterized in that the plate portion has a penetrating hole portion, and the cold air cooled by the thermoelectric conversion portion is guided to the outside through the hole portion. It is configured as.

According to the invention of claim 8, cold air can be directly applied to the user's neck to make the user feel colder.

According to the neck-mounted device according to the present invention, since the flexible connection portion can be greatly bent toward the inner space, the flexible connection portion can be greatly bent for storing the blower portion, and is flexible. Since the length extending from the neck-hanging portion of the connecting portion to the tip side can be suppressed, the blower portion can be prevented from being significantly separated from the tip position of the neck-hanging portion.

It is a perspective view of the neck-hanging type fan in this embodiment. It is a top view of a neck-mounted fan. It is an enlarged front view of the tip portion of the neck hanging portion and the vicinity of the ventilation portion. It is a perspective view which shows the use state of the neck-hanging type fan which turned the blower part toward a face. It is a front view of the neck-mounted fan in a state where the blower part is folded. It is an exploded perspective view of the neck hanging part. It is a partial front view which shows a part of the internal structure of the neck hanging part which concerns on a modification by a broken line.

Embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 shows a perspective view of the neck-mounted device according to the present embodiment, and FIG. 2 shows a plan view of the neck-mounted device. The neck-mounted device of the present embodiment has a fan as the blower unit 20, and the user hangs the neck-mounted device around the neck and faces the front surface (the surface where the wind comes out) of the blower unit 20 toward the face or the like. By pointing it, you can feel the coolness by receiving the wind.

The neck-hanging device has a neck-hanging portion 10 which is a portion to be hung on the user's neck, and a blower portion 20 as two heads arranged on the tip side from both tip portions of the neck-hanging portion 10. The neck hanging portion 10 has a U-shaped shape configured to cover the circumference of the neck. Head mounting portions 11 for attaching the blower portions 20 are formed at both ends located on the front left and right sides of the neck when the neck hanging portion 10 is hung on the neck. The neck hanging portion 10 has a U-shaped shape as a whole, thereby forming an inner space A inside.

The neck hanging portion 10 has a plate portion 12 at a position corresponding to the rear portion of the neck. The plate portion 12 is cooled by a thermoelectric conversion portion 51 provided in the neck hanging portion 10, and is made of ceramic. However, the plate portion 12 may be made of a material having good thermal conductivity, and may be made of a metal such as aluminum or copper in addition to ceramic.

The neck hanging portion 10 has an operating portion 14 for performing operations such as turning on / off the fan and adjusting the air volume. Further, the neck hanging portion 10 has a heat radiating port 13 on a surface opposite to the plate portion 12. The heat radiating port 13 is formed with a large number of holes for releasing heat from the thermoelectric conversion unit 51 provided in the neck hanging portion 10. On both sides of the heat radiating port 13, intake ports 16 for taking in air are provided inside the neck hanging portion 10.

The head mounting portion 11 is provided with a flexible connecting portion 30 extending toward the tip end side of the neck hanging portion 10. The flexible connecting portion 30 may be any as long as it can be easily bent in any direction and can be maintained in a bent state. For example, a metal bellows tubular member and a resin material-coated one. Can be formed with.

The blower portion 20 is fixed to the tip end portion of the flexible connecting portion 30 via the connecting portion 24. The blower portion 20 has a fan 22 and a motor (not shown) for rotating the fan 22 in a substantially disk-shaped housing 21, and the housing 21 has guard portions 23 so as to cover both sides of the fan 22. Have. The blower unit 20 can blow air by rotating the fan 22 by the power supply from the power supply unit 50 provided in the neck hanging portion 10. That is, in the present embodiment, the blower unit 20 functions as a fan.

A recess 15 is formed inside the head mounting portion 11, and the flexible connecting portion 30 is fixed in the recess 15. The recess 15 is formed so that a part of the head mounting portion 11 in the thickness direction is hollowed out, and is formed in a direction toward the inner space A of the neck hanging portion 10 and a direction toward the tip end side of the neck hanging portion 10. Each is open. Further, the recess 15 is also opened in the direction opposite to the inner space A.

FIG. 3 shows an enlarged front view of the tip portion of the neck hanging portion 10 and the vicinity of the blower portion 20. In this figure, the region where the recess 15 is formed is shown by a dotted line. A flat fixing portion 15a is formed on the inner space A side of the recess 15 so as to face the tip of the neck hanging portion 10 and to which the flexible connecting portion 30 is fixed. Further, a curved surface portion 15b is formed on the side of the recess 15 opposite to the inner space A. The curved surface portion 15b has a shape that becomes convex toward the tip end side and the inner space A side of the neck hanging portion 10.

The flexible connecting portion 30 can be bent in a direction along a plane orthogonal to the blowing direction of the blowing portion 20 (hereinafter referred to as a plane direction), and can also be bent in a direction orthogonal to the plane direction. Of these, in the plane direction, the flexible connecting portion 30 can be bent starting from the fixed position to the fixing portion 15a. As shown by the alternate long and short dash line in FIG. 3, the concave portion 15 has an opening on the inner space A side from the fixing portion 15a, so that the flexible connecting portion 30 can be bent at an acute angle toward the inner space A. As a result, as shown in FIG. 4, the blower portion 20 can be housed in the inner space A. By storing the blower portion 20 in the inner space A, it can be folded into a small size when the function of the neck fan 1 is not used.

Further, the flexible connecting portion 30 can be bent toward the outside of the neck hanging portion 10 along the curved surface portion 15b. Since the flexible connecting portion 30 can be bent inward and outward of the neck hanging portion 10 in the plane direction, the orientation of the blower portion 20 in the direction can be adjusted.

In the direction orthogonal to the plane direction, the flexible connecting portion 30 can bend the portion on the tip end side exposed from the recess 15. As shown in FIG. 5, the blower portion 20 can be directed toward the user's face by bending the flexible connecting portion 30 upward while the neck hanging portion 10 is hung on the user's neck. At the time of use, the flexible connection portion 30 can be bent three-dimensionally with respect to the plane direction and the direction orthogonal to the plane direction, and the air can be blown from the blower portion 20 in a desired direction.

When the function of the blower portion 20 is used by hanging the neck hook portion 10 around the neck, the direction of the blower portion 20 can be adjusted by bending the flexible connection portion 30, but the flexible connection portion 30 has an acute-angled shape. It is not necessary to bend it so much that it becomes. On the other hand, when the blower portion 20 is housed in the inner space A, it is necessary to bend the flexible connecting portion 30 at an acute angle as shown in FIG. The flexible connecting portion 30 is fixed to the back of the recess 15 of the neck hanging portion 10, and since the recess 15 has a large opening toward the inner space A, it can be greatly bent toward the inner space A. .. In other directions, the blower portion 20 can be bent within a range necessary for adjusting the direction. Since the root portion of the flexible connecting portion 30 is housed in the recess 15, the blower portion 20 can be prevented from protruding so much from the neck hanging portion 10, and the blower portion 20 can be seen from the face during use. It can be kept close. Therefore, while the blower portion 20 can be stored in the inner space A, the blower portion 20 can be prevented from being too far from the face during use.

The inside of the neck hanging portion 10 will be described. FIG. 6 shows an exploded perspective view of the neck hanging portion 10. As shown in FIG. 6, the neck hanging portion 10 is formed by the upper case 18 and the lower case 19, and a space is formed between them. The power supply unit 50 and the thermoelectric conversion unit 51 described above are housed in the space of the neck hanging unit 10. The thermoelectric conversion unit 51 can be configured by, for example, a Peltier element, and is fixed to a mounting plate 52 arranged in the neck hanging portion 10. The mounting plate 52 has an open portion for fixing the thermoelectric conversion unit 51, and the thermoelectric conversion unit 51 is exposed on both sides of the mounting plate 52. The surface of the thermoelectric conversion unit 51 to be cooled comes into contact with the plate unit 12. Since the plate portion 12 comes into contact with the rear portion of the neck with the neck hanging portion 10 hung on the user's neck, the user can feel cold.

Further, the heat radiating plate 53 comes into contact with the heated surface of the thermoelectric conversion unit 51. The heat radiating plate 53 is made of a material having high thermal conductivity such as aluminum. A heat radiating fan 54 is arranged on the side of the heat radiating plate 53 opposite to the thermoelectric conversion unit 51. The heat radiating fan 54 faces the heat radiating port 13 of the neck hanging portion 10, and dissipates heat from the thermoelectric conversion unit 51 to the outside of the neck hanging portion 10. Since the heat radiating port 13 faces the rear side of the neck hanging portion 10, it is possible to prevent the user from being exposed to hot air.

The space between the upper case 18 and the lower case 19 is continuous up to both tip portions of the neck hanging portion 10, and serves as an introduction portion 55 through which the air cooled by the thermoelectric conversion portion 51 passes. The flexible connecting portion 30 fixed to the fixing portion 15a formed in the recess 15 of the neck hanging portion 10 has a hollow tubular inside and communicates with the introduction portion 55. Since the flexible connection unit 30 also communicates with the inside of the air blower unit 20, cold air from the thermoelectric conversion unit 51 is guided into the air blower unit 20 via the introduction unit 55 and the flexible connection unit 30. As a result, cold air is mixed with the wind generated by the blower unit 20, and the cold air can be blown toward the user's face.

It is also possible to more positively guide the cold air from the thermoelectric conversion unit 51 to the blower unit 20. FIG. 7 shows a partial front view showing a part of the internal structure of the neck hanging portion 10 according to the modified example by a broken line. As shown in this figure, the thermoelectric conversion unit 51 and the plate unit 12 are slightly separated from each other and connected by a bridge member 56, and flow generation fans 57 are arranged on both sides of the bridge member 56 to cool the thermoelectric conversion unit 51. Air can flow towards the introduction 55. As a result, more cold air is guided to the blower portion 20 via the flexible connection portion 30, and the user can feel cooler. Furthermore, the air is also released downward, so that even the lower half of the body can be cooled. The heat generated from the surface of the thermoelectric conversion unit 51 on the heated side is dissipated from the heat radiating port 13 by the heat radiating plate 53 and the heat radiating fan 54.

Although the embodiment of the present invention has been described above, the application of the present invention is not limited to the present embodiment and can be applied in various ways within the technical scope thereof. For example, in the present embodiment, the blower portion 20 is provided at both ends of the neck hook portion 10, but the blower portion 20 may be provided only at one end of the neck hook portion 10. .. Further, the blower unit 20 may have other functions such as a mist generator and a mist sprayer as well as a fan having a fan 22, and the applicable range is arbitrary. The blower portion 20 is not limited to a fan that generates wind by a fan 20, and may be a cooler or the like that generates cold air.

Further, the shape of the neck hanging portion 10 may be any shape as long as it can be hung around the user's neck, and is not limited to the shape of the present embodiment. Further, in the above-described embodiment, the fan 22 of the blower unit 20 has three blades, but the number of blades may be arbitrary, such as two or four or more.

Further, by providing one or more holes in the plate portion 12 and causing the air cooled by the thermoelectric conversion portion 51 to flow toward the plate portion 12, it is possible to inject cold air toward the user like a cooler. ..

Further, a wave shape having a period equivalent to the diameter of the flexible connecting portion 30 may be formed at the tip portion of the neck hanging portion 10. By aligning the flexible connecting portion 30 bent in this wavy shape, the positioning of the blower portion 20 can be facilitated.

10 Neck hanging part 11 Head mounting part 12 Plate part 13 Heat sink 14 Operation part 15 Recessed part 15a Fixed part 15b Curved surface part 16 Air supply port 18 Upper case 19 Lower case 20 Blower part 21 Housing 22 Fan 23 Guard part 24 Connection part 30 Flexible connection part 50 Power supply part 51 Thermoelectric conversion part 52 Mounting plate 53 Heat sink 54 Heat sink fan 55 Introduction part 56 Bridge member 57 Flow generation fan A Inside space

In order to solve the above-mentioned problems, the neck-hanging device according to the invention of claim 1 has a neck-hanging portion formed so as to cover the circumference of the neck and a flexible connection that bends inward through a recess inside the neck-hanging portion. and parts, and a blower unit connected to the flexible connection part, was perforated,
The neck hook portion has a thermoelectric conversion unit and a spatial introduction portion that guides cold air from the thermoelectric conversion unit to the flexible connection portion.
The flexible connection portion is hollow along the length direction, and is characterized in that cold air from the thermoelectric conversion portion is supplied to the blower portion.

According to the first aspect of the present invention, the flexible connecting portion can be greatly bent toward the inner space, and the length extending from the neck hanging portion of the flexible connecting portion toward the tip end side can be suppressed. Further, by supplying the cold air from the thermoelectric conversion unit to the head unit, it is possible to send cold air to the user when the head unit is an electric fan.

Further, the neck-mounted device according to the fifth aspect of the present invention is characterized in that a flow generation fan for generating an air flow from the thermoelectric conversion unit to the introduction unit is provided in the vicinity of the thermoelectric conversion unit. Has been done.

According to the invention of claim 5 , the cold air from the thermoelectric conversion unit can be supplied by the head unit, and the user can feel the coldness.

Further, in the neck-hanging device according to the invention of claim 6, the neck-hanging portion has a plate portion exposed on the surface, and the plate portion is cooled by the thermoelectric conversion portion and is made of aluminum, copper, or ceramic. It is characterized by being formed by.

According to the invention of claim 6 , the user who hangs the neck-hanging portion on the neck can feel cold.

Further, the neck-mounted device according to the invention of claim 7 is characterized in that the plate portion has a penetrating hole portion, and cold air cooled by the thermoelectric conversion portion is guided to the outside through the hole portion. It is configured as.

According to the invention of claim 7 , cold air can be directly applied to the user's neck to make the user feel colder.

Claims (8)

It is characterized by having a neck hanging portion formed so as to cover the circumference of the neck, a flexible connecting portion that bends inward through a recess inside the neck hanging portion, and a blower portion connected to the flexible connecting portion. Neck-mounted device. The neck-hanging type according to claim 1, wherein the recess is open at least in a direction toward the inner space surrounded by the neck-hanging portion and in a direction toward the tip end side of the neck-hanging portion. machine. The neck-mounted device according to claim 2, wherein the recess is also open in a direction toward the outer space opposite to the inner space. The neck-hanging device according to any one of claims 1 to 3, wherein the flexible connecting portion extends from the tip position of the neck-hanging portion to the tip side. The neck hook portion has a thermoelectric conversion unit and a spatial introduction portion that guides cold air from the thermoelectric conversion unit to the flexible connection portion.
The neck according to any one of claims 1 to 4, wherein the flexible connection portion is hollow along the length direction and supplies cold air from the thermoelectric conversion portion to the blower portion. Hanging type equipment. The neck-mounted device according to claim 5, wherein a flow generation fan for generating an air flow from the thermoelectric conversion unit to the introduction unit is provided in the vicinity of the thermoelectric conversion unit. The neck hanging portion has a plate portion exposed on the surface, and the plate portion is cooled by the thermoelectric conversion portion and is formed of aluminum, copper, or ceramic according to claim 5 or 6. The described neck-mounted device. The neck-mounted device according to claim 7, wherein the plate portion has a hole through which the cold air cooled by the thermoelectric conversion portion is guided to the outside through the hole.

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