KR101979679B1 - Portable wingless fan with improved usability and storage and stand type fan apparatus having this same - Google Patents

Abstract

Disclosed are a portable wireless fan with improved usability and storage performance and a stand type fan device including a portable fan. The portable wireless fan with improved usability and storage performance includes: a lower casing comprising a handle unit and an air inflow unit, wherein a user grips the handle unit and the air inflow unit including multiple air inflow holes on the outer circumference is formed at an upper end of the handle unit; and an upper casing installed in the upper part of the lower casing and including a fan motor on the inner side of the lower side, wherein the upper casing has a ring-shaped nozzle unit including a ring-shaped air injection port discharging and injecting air along the inner circumference in the upper part. One side of the upper end of the lower casing and the lower end of the upper casing are connected by a hinge unit. The upper casing and the lower casing are formed to be folded at predetermined angles in the longitudinal direction.

Description

PORTABLE WINGLESS FAN WITH IMPROVED USABILITY AND STORAGE AND STAND TYPE FAN APPARATUS HAVING THIS SAME}

The present invention relates to a portable fan without wings, and more particularly, it is easy to use by the user to easily hang on the neck, so that the usability is good, and the fan can be stored folded in the longitudinal direction so that the overall length is reduced, thereby improving storage. A wingless portable fan.

In general, a fan is a device that gives a cool feeling in hot weather by rotating the blades in accordance with the driving of the motor, is used in summer.

Recently, a bladeless fan has been developed and released by Dyson, and is disclosed in Korean Patent Registration No. 10-1113034.

Dyson's wingless fan disclosed in Korean Patent No. 10-1113034 is a stand type used in an upright form, which is stored in an upright room, and is very large in size, and is a portable fan that is held by a user while being carried by a user and blown to a user's face. It can not be used as a disadvantage.

In addition, Dyson's wingless fan has a fan motor with a diffuser coupled in a vertical circular tube, and has an annular nozzle connected to the upper portion of the circular tube. Since the assembly is applied, there is a problem that the manufacturing cost rises because the existing general fan motor can not be applied when the fan is manufactured.

In addition, the existing Dyson wingless fan is a structure in which the electric motor of the fan motor is disposed at the top and the impeller is disposed at the bottom, and the diffuser is wrapped around the outside of the fan motor, the structure is not only complicated, but also the flow of air There was a problem that the flow was undesired.

Meanwhile, a winged portable fan has been developed and released in the related art, and the winged portable fan has been disclosed in Published Utility Model 20-2016-0004060 and Registered Utility Model 20-0485814.

However, such a conventional winged portable fan has to be used only by the user in a gripped form, so that when used continuously, the user's arm and hand have a problem, and, in the case of a conventional winged portable fan, storage Because of the long length of the city, there was a pity that it could not be stored in small storage places such as small bags.

Patent Registration 10-1113034 Public utility model 20-2016-0004060 Utility Model Registration 20-0485814

The present invention was devised to solve the conventional problems as described above, the user can also be used by holding the hand, can be easily used by hanging on the neck, the usability is good, and the overall length of the fan to reduce the length It is an object of the present invention to provide a wingless portable electric fan which can be folded and stored for improved storage.

In addition, the present invention is a wingless portable having an improved shape to reduce the manufacturing cost is provided with an expansion pipe for the air to be transferred from the fan motor to the casing itself without the need to use a fan motor assembly having a separate diffuser The purpose is to provide a fan.

In addition, the present invention can be used as a stand-alone portable fan that can be used by hand gripping or hanging on the neck as a stand type, as well as to adjust the front and rear angles of the portable fan, the portable fan is automatically left and right predetermined angle An object of the present invention is to provide a stand type fan apparatus having a wingless portable fan having an improved shape to rotate a reciprocating movement.

The wingless portable electric fan of the present invention has improved handleability and usability for achieving the above object, and a lower part including a handle part held by a user, and an air inlet part having a plurality of air inlet holes formed on an upper circumferential surface thereof. Casing; And an upper casing installed at an upper portion of the lower casing, and having a fan motor installed at a lower side thereof, and an annular nozzle portion having a ring-shaped air injection hole for discharging and ejecting air along an inner circumferential surface thereof. A lower end and one side of an upper end of the lower casing are hingedly connected to each other by a hinge unit, so that the upper casing and the lower casing are foldable at a predetermined angle with respect to the longitudinal direction.

The upper casing and the lower casing are connected in the longitudinal direction to include a first use state in which the user grips the handle and uses the upper casing and the lower casing to be disposed in parallel to each other to include a storage state in which the overall length is reduced. Can be configured.

Both sides of the upper casing may be further provided with a ring that is connected to the neckband hanging on the user's neck.

The upper casing and the lower casing are inclined at a predetermined angle, and the flow air sprayed from the annular nozzle part is supported toward the user's face while the neck casing hangs on the user's neck while the lower casing is vertically supported on the upper body of the user. It may be configured to further include a second use state to enable.

On the other hand, the stand-type fan device equipped with a portable fan without wing and improved usability of the present invention is a handle portion held by the user, and the air inlet portion formed on the upper end of the handle portion and provided with a plurality of air inlet hole on the outer peripheral surface The upper casing is configured to include a lower casing and an upper casing which is foldably installed at an upper end of the lower casing, and a fan motor is installed at a lower side of the lower casing, and an annular nozzle portion is formed at an upper portion thereof, and a ring-shaped air spraying hole is formed through which air is ejected along the inner peripheral surface. A portable fan; A mounting unit that can be used to mount the portable fan in an upright position by seating the handle portion.

The mounting unit, the main body portion; Rotating plate is rotatably installed on the upper end of the main body portion; A pair of support bars installed to extend upward from both sides of the rotating plate; It is disposed between the pair of support bars, both sides are rotatably installed back and forth on the pair of support bars, and a seating member for seating and fixing the inside of the handle portion; may be configured to include.

The mounting unit may be installed to the inside of the main body portion, the rotation unit for driving the rotating plate to reciprocally rotate at a predetermined left and right; may be configured to further include.

The rotating unit may include a first gear part formed on an outer circumferential surface of the rotating shaft passing through the upper end of the main body part from the center by the rotating plate; A drive motor installed inside the main body; One side is connected to the drive shaft of the drive motor is rotated, the other side cam member having an eccentric shaft; One side of the cam member is rotatably connected to the eccentric shaft, a long hole is formed in the inner side along a longitudinal direction, and a strip-shaped second gear part is formed on one surface of the long hole. It may be configured to include; an operation bar for rotating the first gear portion in one direction and the other direction, while the long hole is guided to the rotary shaft while reciprocating according to the rotation.

The mounting unit is installed to connect both sides of the pair of support bars and the seating member, respectively, an angle adjusting unit for adjusting the front and rear angles of the seating member with respect to the pair of support bars; Can be.

The angle adjustment unit, the rotation support portion consisting of a rotating shaft hole formed on the inner surface of the pair of support bars, and a first tooth portion formed in a circumferential shape on the outer side of the rotating shaft hole; And a shaft member formed on a side surface of the seating member so as to be inserted into the rotating shaft hole, and a shaft portion formed on the outer side of the shaft member in a circumferential manner and having a second tooth portion engaged with the first tooth portion. When the seating member is rotated at a predetermined angle back and forth to the pair of support bars, the second tooth portion is engaged with the second tooth portion at a position after the tooth of the second tooth portion is rotated over the tooth of the first tooth portion. The rotated angle can be configured to be fixed.

On the inner surface of the pair of support bars is formed a rotation angle regulating groove formed in a fan shape having a predetermined arc, the side of the seating member is inserted into the rotation angle regulating groove and the seating member to the pair of support bars In the case of the rotary operation, the angle limiting stopper for limiting the front and rear rotation angle of the seating member can be configured to be caught in the front end of the rotation angle control groove and the rear end of the rotation angle control groove.

According to the above, the wingless portable electric fan of the present invention may be used while the user is gripped, and the lower casing and the upper casing may be used by hanging the neck at a predetermined angle, and thus the usability is greatly improved. The lower casing and the upper casing are completely folded so that they can be stored in a state where the total length of the product is reduced, so the storage is very good.

In addition, the present invention is configured to expand the function of the diffuser in the upper casing itself, it is possible to use a commercially available circular fan motor without the need to use a fan motor with a diffuser, it is possible to reduce the product cost In addition, the impeller is disposed on the upper portion of the electric motor, the expansion pipe is formed on the upper portion of the impeller, the annular nozzle portion is formed on the upper portion of the expansion pipe, the flow air is transferred to the annular nozzle portion without loss of air flow flow There is an effect that the blowing performance is improved.

In addition, the present invention is a stand-type fan device equipped with a wingless portable fan, the portable fan can be separated from the mounting unit, the user can easily grip or hang on the neck to use as a portable, as well as a wingless portable fan to the mounting unit In the upright mounted state, there is a feature that can be used as a stand-type fan.

In particular, the stand type fan apparatus of the present invention can not only control the vertical angle of blowing of the wingless portable fan by operating the tilting unit, but also the tilting angle of the portable fan without the wing, and the mounting unit is automatically wingless portable fan. By allowing the reciprocating rotational movement in the left and right predetermined angle range, by allowing the wingless portable fan to reciprocate while rotating left and right, there is an effect that can be used conveniently by the user.

1 is a perspective view illustrating a wingless portable fan and a stand type fan apparatus including the wingless portable fan according to an embodiment of the present invention;
Figure 2 is an exploded perspective view showing a state in which the portable fan without wings in the mounting unit in Figure 1,
3 is an exploded perspective view showing a state of FIG. 2 viewed from another angle,
4 is a view showing the upper casing of the wingless portable electric fan of the present invention upside down,
5 is a view showing the lower casing of the wingless portable electric fan of the present invention,
6 is a view showing the internal configuration by cutting the front portion of the lower casing and the upper casing of the wingless portable electric fan of the present invention,
7 is a cross-sectional view showing a wingless portable electric fan of the present invention,
8 is a view showing a storage state of the wingless portable electric fan of the present invention,
9 is an exemplary view showing a state in which the wingless portable electric fan of the present invention is used on the user's neck,
10 is a front view showing a mounting unit of the stand fan of the present invention,
Figure 11 is a perspective view showing a state in which the mounting member is separated from the pair of support bars in the mounting unit of the present invention,
12 is a view illustrating a state of FIG. 11 viewed from another direction;
13 is a cross-sectional view for explaining a coupling state of the rotary support and the rotating shaft of the mounting unit of the present invention,
14 is a cross-sectional view showing a state in which the mounting member is adjusted in the front and rear angles in the mounting unit of the present invention,
Figure 15 is a perspective view showing a specific configuration of the rotating unit by removing the bottom surface of the body portion in the mounting unit of the present invention,
16 is a perspective view showing a specific configuration of the rotation unit in a state of controlling the main body in the mounting unit of the present invention,
17 is a view showing an operating state of the rotating unit in the mounting unit of the present invention.

Objects, other objects, features and advantages of the present invention will be readily understood through the following preferred embodiments associated with the accompanying drawings. However, the present invention is not limited to the embodiments described herein and may be embodied in other forms. Rather, the embodiments introduced herein are provided so that the disclosure may be made thorough and complete, and to fully convey the spirit of the present invention to those skilled in the art.

In the present specification, when a component is mentioned to be on another component, it means that it may be formed directly on the other component or a third component may be interposed therebetween. In addition, in the drawings, the thickness of the components are exaggerated for the effective description of the technical content.

Embodiments described herein will be described with reference to cross-sectional views and / or plan views, which are ideal exemplary views of the present invention. In the drawings, the thicknesses of films and regions are exaggerated for effective explanation of technical content. Therefore, the shape of the exemplary diagram may be modified by manufacturing techniques and / or tolerances. Therefore, the embodiments of the present invention are not limited to the specific forms shown, but also include changes in forms generated according to manufacturing processes. For example, the etched regions shown at right angles may be rounded or have a predetermined curvature. Thus, the regions illustrated in the figures have properties, and the shape of the regions illustrated in the figures is intended to illustrate a particular type of region of the device and is not intended to limit the scope of the invention. Although terms such as first and second are used to describe various components in various embodiments of the present specification, these components should not be limited by these terms. These terms are only used to distinguish one component from another. The embodiments described and illustrated herein also include complementary embodiments thereof.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. In this specification, the singular also includes the plural unless specifically stated otherwise in the phrase. As used herein, the words 'comprises' and / or 'comprising' do not exclude the presence or addition of one or more other components.

In describing the following specific embodiments, various specific details are set forth in order to explain and understand the invention in more detail. However, one of ordinary skill in the art can understand that the present invention can be used without these various specific details. In some cases, it is mentioned in advance that parts of the invention that are commonly known in the present invention and that are not highly related to the invention are not described in order to prevent confusion in explaining the present invention without cause.

Hereinafter, with reference to the drawings will be described a wingless portable electric fan and improved stand-type fan apparatus provided with the portable fan according to an embodiment of the present invention.

1 to 3, the wingless portable electric fan 100 of the present invention is configured to include a lower casing 110 and an upper casing 120.

The lower casing 110 is configured to include a handle portion 112 and an air inlet portion 114 formed integrally with the upper end of the handle portion 112 and having a plurality of air inlet holes 114a formed on an outer circumferential surface thereof.

1 and 6, the rechargeable battery 151 is installed in the lengthwise direction of the handle part 112, and a control plate 152 for controlling the fan is installed. The control panel 152 is provided with a button 154 to turn on / off the operation of the fan, the button 154 is configured to be exposed to the outside of the handle portion (112). The air inlet 114 is formed in an enlarged pipe shape in which the diameter gradually increases toward the upper portion, and a plurality of air inlets 114a are formed in the front outer circumferential surface and the rear outer circumferential surface.

The upper casing 120 is installed on the upper casing 110, and is configured to include a circular pipe part 122, an expansion pipe part 124, and an annular nozzle part 126.

3 and 6, the circular pipe portion 122 is hingedly installed on the upper end of the lower casing 110, the fan motor 140 is configured to be installed therein. The circular pipe part 122 is configured to communicate with the upper end of the air inlet 114, the air introduced into the inside through the air inlet hole 114a of the air inlet 114 is introduced into the circular pipe 122 It is configured to be. Referring to Figure 4, in the present invention, the lower end of the circular tube portion 122 is configured such that a grill cover 123 having a plurality of holes 123a is formed.

Expansion pipe 124 is formed integrally from the upper end of the circular pipe portion 122, and is formed in a form extending from the circular pipe portion 122 toward the top. The expansion pipe 124 transfers the blower air generated by the driving of the fan motor 140 to the annular nozzle unit 126, and serves as a diffuser for diffusing the blower air due to the expanded shape (expansion type).

The annular nozzle portion 126 is integrally formed on the upper portion of the expansion pipe 124, is made of an annular shape with a hollow portion in the center, is configured to be provided with a circular ring-shaped air injection port 126a along the inner peripheral surface of the hollow portion, The air conveyed from the expansion pipe 124 is blown to the front of the annular nozzle portion 126 through the air injection port (126a). Since the air is supplied to the annular nozzle part 126 and the air is discharged through the ring-shaped air injection port 126a, the detailed description thereof will be omitted since it is the same as the annular nozzle part of the conventional Dyson's wingless fan.

In addition, both sides of the annular nozzle portion 126 of the upper casing 120 is integrally formed with a ring 128 is connected to the collar so that the user can use the portable fan of the present invention on the neck.

On the other hand, the fan motor 140 of the present invention is composed of a circular fan motor, specifically, the upper and lower cylindrical motor casing 142, the electric motor 145 is installed in the lower portion of the motor casing 142, It is configured to include an impeller 147 connected to the rotary shaft of the electric motor 145 and installed on the electric motor 145.

Here, the electric motor 145 is configured to be connected to and supported by the support bracket 143 extending toward the center from the lower inner peripheral surface of the motor casing 142.

In addition, the electric motor 145 of the present invention is electrically connected to the control board 152, is configured to be controlled, is configured to operate in accordance with the operation of the button 154.

In the present invention, the electric motor 145 is configured to be driven by receiving the power of the rechargeable battery 151, the rechargeable battery 151 is a charging port 156 formed on one side of the handle portion 112 of the lower casing 110 It is configured to be charged and used by receiving external power.

In the present invention, the lower casing 110 and the upper casing 120 are configured to be foldable by being hinged to each other by the hinge unit 130.

Specifically, referring to FIGS. 3 to 5, the hinge unit 130 has a hinge shaft 134 formed at one upper end of the air inlet 114, and a hinge shaft 134 at one lower end of the circular pipe 122. ) Is inserted into the hinge shaft support portion 132 for rotatably supporting the hinge shaft 134 is configured. Accordingly, the upper casing 120 may be hinged by the hinge unit 130 with respect to the lower casing 110.

The hinge shaft support part 132 of the present invention is not configured in the form of a complete ring, but is formed in an arch shape in which one side is cut, and the hinge shaft 134 is assembled by pressing through the cut-out part of the hinge shaft support part 132 and separated. By being configured to do so, the lower casing 110 and the upper casing 120 can be easily separated and assembled with each other.

In addition, the present invention is provided with a hook 123 on the other side of the lower end of the circular pipe portion 122, that is, the hinge shaft 134, the other end of the air inlet 114, that is, the hinge shaft support portion 114 A locking groove 138 to which the hook 123 is coupled is formed at a position opposite to the locking groove 138.

Accordingly, as shown in FIG. 3, when the locking groove 138 locks the hook 123, the lower casing 110 and the upper casing 120 are assembled such that the lower casing 110 and the upper casing 120 are connected in a line in the longitudinal direction. When the hook 123 is locked to the locking groove 138 and locked, the upper casing 120 is bent with respect to the lower casing 110, and the hook (! 23) is locked in the locking groove 138. It can be disengaged and unlocked.

With the above-described configuration, the wingless portable electric fan 100 of the present invention, as shown in Figure 2, the lower casing 110 and the upper casing 120 are assembled to be connected in a line in the longitudinal direction, the user of the lower casing 110 The handle portion 112 can be used in a gripped state (first use state), while the lower casing 110 and the upper casing 120 are folded on the basis of the hinge units 132 and 134, as shown in FIG. 110 and the upper casing 120 can be stored in shape deformation to be arranged in parallel (storage state). When the lower casing 110 and the upper casing 120 are stored in a folded state in parallel, the total length of the portable electric fan is reduced, so that the lower casing 110 and the upper casing 120 can be easily stored even in a small storage place.

In addition, the present invention can be used by hanging on the neck of the user using a collar (w) connected to the ring 128, as shown in Figure 9, while folding the lower casing 110 and the upper casing 120 at a predetermined angle. (Second use). In this case, the lower casing 110 is supported in a substantially vertical state so as to contact the upper body of the user, and the lower casing 110 is inclined at a predetermined angle to the lower casing 120 of the upper casing 120 to form an annular shape of the upper casing 120. The blower air jetted from the nozzle unit 126 may be jetted toward the user's face.

The present invention is preferably configured such that each ring 128 is formed at a position lower than 1/2 of the diameter of the annular nozzle portion 126, which allows the user to neck the collar (w) connected to the ring 128. When the upper casing 120 is prevented from coming into close contact with the upper body of the user, and the lower casing 110 is vertically supported so as to contact the upper body, the upper casing 120 is connected to the lower casing 120. This is to make it possible to stably maintain the inclined state at a predetermined angle.

That is, when the ring 128 is formed at a position higher than 1/2 of the diameter of the annular nozzle unit 126, when the user hangs the neckband (w) connected to the ring 128, the upper casing 120 By being in close contact with the upper body of the user, the annular nozzle unit 126 may not spray the blower air toward the user's face, there may be a problem that only the upper body (chest) of the user is sprayed, the present invention is a ring 128 Is formed at a position lower than 1/2 of the diameter of the annular nozzle portion 126, the lower casing 110 is vertically supported to contact the upper body, the annular nozzle portion 126 of the upper casing 120 is The face can be maintained to look stable, and the airflow can be formed toward the face.

In addition, the present invention, because the upper casing 120 itself is formed with an expansion unit 124 to function as a diffuser to diffuse the air flow generated from the fan motor 140 to the annular nozzle unit 120, the existing Dyson's There is no need to separately manufacture and use a fan motor with a diffuser such as a fan, and since a general circular fan motor 140 can be used, the production cost can be reduced to reduce the product cost.

That is, the existing Dyson fan has a structure in which an annular nozzle part is formed directly on the upper end of the cylindrical tube, so that the fan motor installed inside the cylindrical tube cannot be used as a general product, and the fan motor assembly in which the diffuser is coupled to the fan motor is manufactured. Since there is a problem in that the product cost is increased, but the present invention is formed in the upper casing 120 itself, the expansion unit 124 is integrally formed as a diffuser function, without using a fan motor assembly combined with the diffuser Since the existing commercially available round fan motor can be applied and installed, the cost of the product can be reduced.

In addition, Dyson's wingless fan is composed of a structure in which the motor of the fan motor is disposed on the upper side, the impeller (blade) is disposed on the lower side, and the diffuser member surrounds the motor and the impeller. There was a problem in blowing performance because the flow flow is not made smoothly, the present invention is an expansion motor of the upper casing (120) that the electric motor is disposed at the bottom, the impeller is disposed at the top, the diffuser function on the top ( 124 is arranged, the flow air is transferred to the annular nozzle portion 126 without losing the flow flow, the blowing performance is good.

Hereinafter, a stand type fan apparatus including the wingless portable fan 100 of the present invention will be described.

The stand type fan apparatus of the present invention can be used by holding the hand-held electric fan 100 by hand alone or by hanging it on the neck by additionally configuring the mounting unit 200 in the wingless portable electric fan 100 described above. In addition, the wingless portable fan 100 is configured to be mounted in an upright state to the mounting unit 200 to be used as a stand.

In the description of the stand type fan apparatus of the present invention, the configuration of the wingless portable fan 100 is the same as described above, and will be described in detail below the configuration of the mounting unit 200.

1, 2, 10 to 17, the mounting unit 200 is a main body 210, a rotating plate 220, a pair of support bar 230, a seating member 240, a rotary support ( 250), the rotating shaft portion 260, the rotation unit 270 is configured to include.

The main body 210 is supported on the ground, made of a cylindrical shape, the rotating plate 220 is rotatably installed on the upper end, the inner shaft of the main body 210 is configured to be provided with a rotating shaft tube 215.

The rotating unit 270 is installed in the main body 210 so that the rotating unit 270 is built therein, and is configured to reciprocate the rotating unit (rotating plate 220 at a predetermined angle to the left and right.

The rotating plate 220 is rotatably installed at the upper end of the main body 210. Specifically, the rotating plate 220 has a rotating shaft 222 extending from the center to the lower, and the rotating shaft 222 is inserted into the rotating shaft tube 215 to be supported by rotation.

The pair of support bars 230 are formed to vertically extend upward from both sides of the upper surface of the rotating plate 220, and are spaced apart from each other.

The seating member 240 is formed in a “U” shape and is configured to be disposed between the pair of support bars 230, and the handle part 112 of the portable fan 100 is inserted into and fixed in an inner shape. It may be, both sides are configured to be configured to adjust the front and rear rotation angle to the pair of support bar 230.

The seating member 240 includes a bottom support part 241 for supporting the bottom of the handle part 112 of the fan 100, and a pair of vertical supporters that are integrally extended vertically upwardly to both sides of the floor support part 241. It is configured to include (243, 245), the upper portion of the pair of vertical support (243, 245) is formed in the shape of an arch, is provided with a fixed wing portion (243a, 245a) to securely support the outer peripheral surface of the handle portion 112 .

The rotation support part 250 and the rotation shaft part 260 connect both sides of the seating member 260 and the pair of support bars 230 to each other, and before and after the seating member 240 with respect to the pair of support bars 230. It is a configuration of the angle adjusting unit for adjusting the direction angle.

10 and 14, the rotation support part 250 has a rotation shaft hole 251 formed on each inner side surface of the pair of support bars 230, and is circumferentially circular on the outer side of the rotation shaft hole 251. An insertion groove 253 is formed, and the circular insertion groove 253 is configured such that a first tooth 255 is formed in a circumferential shape of the gardenia.

The rotary shaft portion 260 has insertion shafts 261 formed on both sides of the seating member 240, that is, the outer surfaces of the fixed blade portions 243a and 245a, and have circular circumferences on the outer side of the insertion shaft 261. 263 is formed, and is formed such that a second tooth portion 265 is formed on the side of the circular projection 263 circumferentially formed gardenia.

The insertion shaft 261 is inserted into the rotating shaft hole 251 and is rotatable. The circular protrusion 263 is inserted into the circular insertion groove 253, and the second tooth portion 265 is inserted into the first tooth portion 255. It is configured to interlock.

The seating member 240 is made of a plastic material, and is made of a “U” shape, and the second toothed portion 265 is in close contact with the first toothed portion 255 by self-elasticity of the seating member 240. The state is configured to be maintained.

Accordingly, when the user applies an external force for tilting the mounting member 240 back and forth by a predetermined angle, the gardenia of the second tooth 265 passes over the gardenia of the first tooth 255 and is engaged when the external force is removed. By being fitted to the field, the mounting member 240 can be fixed to the state rotated back and forth a predetermined angle.

Thus, in the present invention, the portable fan 100 without a wing on the seating member 240 is fixed in a fixed state, and the seating member 240 is adjusted before and after a predetermined angle with respect to the pair of support bars 230, and the portable fan 100 You can adjust the blowing angle by adjusting the tilt angle before and after.

On the other hand, the present invention is formed on the inner surface of the pair of support bar 230, the rotation angle control groove 255 is formed in the shape of a fan bone having a predetermined arc, both sides of the seating member 240, that is, wing portion 243a Is configured to be inserted into the rotation angle restriction groove 255 on the outer surface of the, 245a, the angle limiting stopper 267 for protruding the front and rear angles of the seating member 240 to the predetermined range of the rotation angle is formed to protrude. .

When the front and rear rotation angle of the seating member 240 is operated, the angle limiting stopper 267 is caught by the front end or the rear end of the rotation angle regulating groove 255, and is configured to limit the front and rear rotation angle of the seating member 240.

Rotating unit 270 is installed inside the main body 210 to be connected to the lower end of the rotating shaft 222 of the rotating plate 220, by rotating the rotating plate 220 at a predetermined left and right angles, the seating member 240 The upright mounted portable fan 100 is configured to rotate from side to side.

13 to 17, the rotation unit 270 is configured to include a first gear part 271, a driving motor 273, a cam member 274, and an operation bar 276. All components of the rotation unit 270 of the present invention are configured to be installed in the main body 210.

The first gear part 271 is formed on the outer peripheral surface of the lower end of the rotation shaft 222 of the rotating plate 220, the drive motor 273 is fixed to the inner upper end of the main body portion 210, the key to the drive shaft of the drive motor 273 The member 273a is fixedly installed.

Cam member 274 is coupled to the key member 273a of the drive motor 273, one side is configured to rotate in accordance with the rotation of the drive motor 273, the other side of the cam member 274 eccentric shaft (274a) This protrudes.

The operation bar 276 is configured to connect the eccentric shaft 274a of the cap member 274 and the first gear portion 222 formed on the outer peripheral surface of the lower end of the rotation shaft 222.

Specifically, the operation bar 276 has a predetermined length and is formed in a bar shape curved at a predetermined curvature, and an insertion hole 276a is formed at one side thereof, and an eccentric shaft 274a is inserted into the insertion hole 276a to rotate. It is configured to be. The operating bar 276 is formed with a long hole 276b along the longitudinal direction, the second gear portion 276ba is formed in one side of the long hole 276b long in the form of a band. The lower hole (end) of the rotating shaft 222 is inserted into the long hole 276b, and the first gear part 222 formed on the outer peripheral surface of the lower end of the rotating shaft 222 is engaged with a part of the second gear part 277ba. do.

When the cam member 274 is rotated by the driving of the driving motor 273, the eccentric shaft 274a of the cam member 274 is rotated by drawing a predetermined arc, the operation bar (according to the rotation of the eccentric shaft 274a) As the long hole 276a of the 276 is guided to the rotating shaft 222, the operation bar 276 reciprocates in the left and right directions. At this time, the second gear 276ba in the form of a band moves to the first gear. By rotating the portion 271, the rotation shaft 222 repeats the left and right rotation within a predetermined angle.

When the operation bar 276 moves in one direction (right direction), the second gear part 276ba rotates the rotation shaft 222 by a predetermined angle clockwise, and the operation bar 276 moves in the other direction (left direction). When moved, the second gear part 276 rotates the rotation shaft 222 by a predetermined angle counterclockwise.

As the rotation shaft 222 reciprocates in the left and right predetermined angle ranges according to the operation of the rotation unit 270, the rotating plate 220 reciprocates in the left and right directions in the predetermined angle range, thereby allowing the seating member 240 to be seated. The wingless portable electric fan 100 seated and supported by the upright can rotate reciprocatingly within a predetermined angle range from side to side.

In the present invention, the switch button 278 is provided to be exposed to the outer surface of the main body portion 210, and in accordance with the operation of the switch button 278, the drive of the drive motor 273 is configured to be on / off. Therefore, the user mounts the wingless portable fan 100 upright to the seating member 240 of the mounting unit 200, and then press the switch button 278, the portable fan 200 is automatically predetermined left and right It is possible to blow the fan wind in a wide range while rotating the reciprocating movement in the angle range.

On the other hand, although the present invention is not shown, a power supply circuit board for converting into a suitable voltage and current capable of charging the battery 151 by receiving a commercial AC power is installed in the main body 210 of the mounting unit 200 One side of the circuit board is installed to extend from the body portion 210 by connecting a commercial power supply cord line, and also installed to extend to the outside of the body portion 210 by connecting a power charging line to the circuit board. By plugging the end of the cord wire into an outlet and connecting the jack provided at the end of the power charging line to the charging port 156 of the wingless portable electric fan 100, the mounting unit 200 is a portable electric fan without wings It may be configured to serve as a charger of 100.

While the invention has been shown and described in connection with preferred embodiments for illustrating the principles of the invention, the invention is not limited to the configuration and operation as such is illustrated and described. Rather, those skilled in the art will appreciate that many changes and modifications can be made to the present invention without departing from the spirit and scope of the appended claims. Accordingly, all such suitable changes, modifications, and equivalents should be considered to be within the scope of the present invention.

110 ... lower casing
112.Handle
114.Air inflow
120.Upper casing
122 ... Round pipe part
124 ... expansion
126 ... Round nozzle part
132 ... hinge support
134 ... hinge shaft
140 ... fan motor
142 ... Motor Casing
145 ... motor
147 ... impeller
151 Batteries
152 ... control board
154 ... button
156.Charging port
200 ... mounting unit
210.Headquarters
220.Tumbler
230 ... Jijiba
240.Mounting member
241.Floor Support
243,245 ... Vertical Supports
243a, 245a ... with fixed wing
250.Rotary Support
260 rotating shaft
270 rotating unit
271.First Gear
273.Drive motor
274.Cam member
276 ... Operation Bar

Claims (7)

delete delete delete delete A lower casing consisting of a handle part held by a user, an air inlet part formed at an upper end of the handle part and provided with a plurality of air inlet holes on an outer circumferential surface thereof, and a fan motor installed on the upper end of the lower casing. A portable fan configured to include an upper casing having an annular nozzle portion having a ring-shaped air spraying hole through which air is discharged and injected along an inner circumferential surface thereof;
It includes; a mounting unit which can be used to mount the portable fan in an upright position by seating the handle portion,
The mounting unit,
Main body;
Rotating plate is rotatably installed on the upper end of the main body portion;
A pair of support bars installed to extend upward from both sides of the rotating plate;
Stand between the pair of support bar, both sides are installed to the front and rear rotatable to the pair of support bar, a mounting member for mounting and fixing the handle portion on the inside.
delete The method of claim 5,
The mounting unit is installed on the inside of the main body portion, the fan unit for driving the rotating plate to reciprocally rotate the left and right at a predetermined angle; Stand type fan apparatus further comprising.

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