WO2011005038A2

WO2011005038A2 - Fan also used for heating

Info

Publication number: WO2011005038A2
Application number: PCT/KR2010/004446
Authority: WO
Inventors: 박태원
Original assignee: Park Tae Won
Priority date: 2009-07-08
Filing date: 2010-07-08
Publication date: 2011-01-13
Also published as: KR20110004644A; KR101125839B1; WO2011005038A3

Abstract

The present invention relates to a fan also used for heating. More specifically, in order to provide a combination fan and heater which can uniformly and effectively raise the temperature of the entire air in a room within a short time and which can be used both in summer and in winter and can also maximise cost effectiveness and convenience, by providing a heating wire on the rotational blades of the fan and using the air currents arising from the rotational blades to blow the heat generated from the heating wire relatively far and create convection currents, a combination fan and heater is disclosed which comprises: a drive unit (10) having a drive shaft (11) which rotates in a movement linked with a motor; a rear cover (30) and a front cover (70) fitted to a drive unit (20); a blade unit (40) axially mounted on the outer surface of the drive shaft (11) in spaces in the covers (30) (70); a heating wire (50) which can emit heat and which is electrically connected to the drive unit (10) and is provided on the top surface of the blade unit (40); and a securing cap (60) for securing the blade unit (40).

Description

Heating combined use fan

The present invention relates to a heating combined electric fan, and more specifically, by installing a heating wire electrically heated on the blade of the fan provided with a rotary blade, the heat generated from the heating wire is sent farther with the wind caused by the rotary blades to convection The present invention relates to a heating combined electric fan that enables to raise the entire indoor air uniformly and effectively within a short time.

In general, heaters include electric heaters using only electricity, fuel and electric heaters using both electricity and fuel such as petroleum, and steam heaters that generate heat by heating a fluid such as water. Most electric heaters related to the present invention use a nickel-chromium alloy as a heating wire and directly radiate heat generated therefrom into the air through electricity.

Electric heaters can be miniaturized in size compared to other types of heaters, are lightweight and easy to move, and are easy to install and can be used only by supplying electricity.

However, the electric heater is a type that transmits the heat energy radiated by the heat radiating plate simply by means of air, and thus the heat conduction range is very narrow and short, and convection of indoor air cannot be expected. In other words, the air near the heating wire of the heater is warm, but in the remote location does not feel the warmth of the heater has a disadvantage that can not conduct warm warmth to a wide area.

Moreover, general electric heaters are used only during the winter season and are not needed during the summer, so they are not used throughout the year. Therefore, care must be taken during storage, and packaging for storage and unpacking for use are cumbersome. Because it is only used, it is inefficient in terms of convenience and economics.

An object of the present invention for solving the above problems is to install a heating wire on the rotary blades of the fan, to send the heat generated by the heating wire farther by the wind generated by the rotary blades to convection the entire air in a short time It is to provide a heating and combined use fan that can raise the uniform and effective.

Another object of the present invention is to provide a combined heating fan that can be maximized economical and convenience by allowing the use of winter and summer combined.

The present invention for achieving the above object is a drive unit having a drive shaft (11) rotated in conjunction with a motor (10); A rear cover 30 and a front cover 70 mounted to the driving unit 20; A wing portion 40 arranged on an outer surface of the drive shaft 11 in a space in each

cover

30, 70; A heating wire 50 electrically connected to the driving unit 10 and installed on the surface of the wing 40 to generate heat; And it characterized in that it comprises a fixing cap 60 for fixing the wing 40.

Wherein the preferred form of the electrical connection of the heating wire 50, further comprises an electrode portion 30 provided on the wing shaft 41 side of the wing portion 40, the drive unit 10 to the electrode portion 30 The electrode 32 is connected to the electrical supply line 34 of the, and the wing electrode 52 connected to the heating wire 50 is installed on the wing shaft 41, so that each

electrode

32, 52 is in contact with each other It is characterized by.

In addition, the driving electrode 32 is formed in a circular shape on the side of the electrode portion 30, the wing electrode 52 is in contact with the circular electrode portion 30 in a concentric circle position so that each electrode is continuously in contact with the rotation of the blade It is characterized by.

1 is an exploded perspective view of a combined heating fan according to an embodiment of the present invention.

Figure 2 is an assembled cross-sectional view of the combined heating fan according to an embodiment of the present invention.

3 is a cross-sectional view of the 'A' part of Figure 1 showing a first embodiment of a heating heating wire according to an embodiment of the present invention.

4 is a cross-sectional view of the 'A' part of Figure 1 showing a second embodiment of the heating heating wire according to an embodiment of the present invention.

5 is a cross-sectional view of the 'A' part of Figure 1 showing a third embodiment of the heating heating wire according to an embodiment of the present invention.

10 .... drive section 11 .... drive shaft

15 .... Temperature switch

20 .... Rear cover 21 .... Fixing nut

30 .... Electrode 31 .... Bearing

32 .... electrode 33 .... rail groove

34 .... Electricity Supply Line

40 .... wing 41 .... wing shaft

42 .... Introduction 43 .... Home

44 .... Front projection 45 .... Rear projection

50 ... hot wire 51 ... hot wire

52 .... wing electrode

60 .... fixing cap

70 .... front cover

Hereinafter, the present invention will be described in more detail with reference to the embodiments drawn in the accompanying drawings. The accompanying drawings are only examples of the present invention, and are not intended to limit the present invention.

1 is an exploded perspective view of a heating combined electric fan according to an embodiment of the present invention, Figure 2 is an assembled sectional view of a heating combined electric fan according to an embodiment of the present invention.

As shown in FIG. 1, the heating combined electric fan of the present invention includes a driving unit 10 having a driving shaft 11 rotated in association with a motor (not shown), and a rear cover of a safety net type mounted to the driving unit 20 ( 30, the rear cover 30 includes a cover fixing nut 21 for fixing to the driving unit 20, a wing 40 formed on an outer surface of the driving shaft 11, and the driving unit 10. The heating wire 50 that is electrically connected through the electrode unit 30 and installed on the surface of the wing unit 40 and generates heat, a fixing cap 60 for fixing the wing unit 40, and the wing unit 40. Installed on the front of the front cover 70 is coupled to the rear cover 20 is configured.

The driving unit 10 is typically connected to a control unit provided with the air volume switch 12, the direction change switch 13, the timer 14, etc., wherein the control unit temperature switch for controlling the heating temperature of the heating wire (50) 15 is provided.

A motor (not shown) is mounted inside the driving unit 10 to rotate the driving shaft 11 by applying electric power, and the wing shaft 41, which is the center of the wing 40, is fixed to the driving shaft 11. (11) During the rotation, the blade shaft 41 rotates to cause wind.

At this time, when the heating wire 50 is heated according to the operation of the temperature switch 15, the air warmed by the heat generated by the heating wire 50 can be sent to a distant position by the wind so that the indoor air is convection.

The supply of electricity to the heating wire 50 is made through the driving unit 10. Since the driving unit 10 is stationary while the wing unit 40 is rotating, a special electrical connection structure corresponding to this structure is provided. Required.

As an example, the electrical connection structure of the heating wire 50 of the present invention further includes an electrode part 30 provided on the wing shaft 41 side of the wing part 40 between the driving part 10 and the wing part 40. Include.

The electrode unit 30 is provided with an electrode 32, the electrode 32 is connected to the electrical supply line 34 drawn from the driving unit 10, while the heating wire 50 formed in the wing portion 40 It is connected to the wing electrode 52 installed on the wing shaft 41, and the

electrodes

32, 52 are in contact with each other, it is possible to supply electricity to the heating wire (50).

In this case, as shown, the heating wire 50 may be formed on each of the plurality of wing surfaces formed on the wing part 40 or only on at least one wing, and the heating wire 50 may be installed on each wing. If the heating wire 50 is provided on all three wings formed in the wing portion 40, the heating wire 50 of each wing is connected from the wing shaft 41 to the connecting line 51 by a single wing electrode 52. ), And the blade electrode 52 can be connected to the electrode 32 of the electrode portion 30.

For reference, in the drawing, two

electrodes

32 and 52 are respectively shown, which denotes a positive electrode and a negative electrode.

Meanwhile, as shown in an enlarged view of the electrode part 30 of FIG. 1, the electrode 32 of the electrode part 30 is formed in a circular shape like a donut at a side thereof, and the wing electrode 52 of the wing part 40 corresponding thereto. Are in contact with the circular electrode portion 30 in a concentric position.

In this case, since the wing electrode 52 is rotated along the electrode 32 of the electrode portion when the wing portion 40 is rotated, the

respective electrodes

32, 52 are continuous even when the wing portion 40 is rotated Electricity can be supplied to the hot wire 50 which is connected and rotates.

In a preferred embodiment, as shown in the cross section of FIG. 2, a rail groove 33 having a groove is formed in the entire driving part electrode 32, and the wing electrode 52 may move on the rail groove 33. In this case, more stable electricity supply is possible.

That is, when the wing electrode 52 moves along the rail groove 33 of the electrode 32 as the wheel of the train does not derail while moving on the rail, the wing portion 40 may be finely eccentric. Even if it rotates, the contact area of each

electrode

32, 52 is increased, so that the connection is not easily broken and stable electricity supply is possible.

As described above, when the wing electrode 52 is connected to the electrode 32 and simultaneously inserted into the rail groove 33, the wing electrode 52 should protrude from the end of the wing shaft 41. Alternatively, it is not desirable to expose the electrode to the outside in terms of stability.

Therefore, in order to prevent the wing electrode 52 from being exposed to the outside, an electrode guide tube 42 is provided on the outer surface of the wing electrode 32. The electrode guide tube 42 is made of synthetic resin or the like made of the same material as the wing shaft 11 or manufactured in the form of a tube of a soft material to have insulation.

In another preferred embodiment, the electrode portion 30 is formed in a donut shape is arranged on the drive shaft 11, the bearing 31 may be interposed between the central inner surface of the electrode portion 30 and the drive shaft (11). In this case, since the bearing 31 is interposed even when the driving shaft 11 rotates, the electrode part 30 does not rotate, and the electrode part 30 is fixed to the driving part 10 or the fixing nut 21. .

In the illustrated embodiment, the electrode portion 30 is shown as a separate element from the cover fixing nut 21, the electrode portion 30 may be the cover fixing nut 21 itself, in this case Electrode 32 is installed in the fixing nut 21, it is possible to omit the bearing 31 installed therein, including the separate electrode portion 30 element is structurally advantageous.

3 is a cross-sectional view of portion 'A' of FIG. 1 showing a first embodiment of a heating heating wire according to an embodiment of the present invention, and FIG. 4 is a view showing a second embodiment of the heating heating wire according to an embodiment of the present invention. 5 is a cross-sectional view of portion 'A' of FIG. 1 showing a third embodiment of a heating heating wire according to an embodiment of the present invention.

3 to 5, the heating wire 50 is preferably inserted into and installed in the groove 43 formed on the front surface of the wing portion 50, that is, the surface facing the wind direction.

The groove 43 may be formed in various forms in consideration of the shape of the material and the thickness of the heating wire 50, for example, may be formed on the front surface of the wing portion 40 as shown in FIG. It may be formed on the front projection 44 formed on the front of the wing portion 40, such as 4. In addition, after forming the rear projections 45 on the rear of the wing portion 40, as shown in Figure 5, the grooves 43 may be formed on the front of the portion, such a structural change is the thickness of the heating wire 50 The enemy may be selected in consideration of the size or design aspects of the wing 40.

Although the foregoing description has been made based on the illustrated limited embodiments, the present invention is not limited to the illustrated embodiments and drawings, and various modifications and changes can be made without departing from the spirit and scope of the present invention. It should be understood that such modifications are within the scope of the claims of the present invention.

According to the present invention, since the air warmed by the heat heated in the hot wire is blown to a distant position by the wind from the fan blades, the indoor air is convection and heated at the same time, so that the indoor air temperature can be raised in a wide range within a short time. have.

Furthermore, in the summer, it can be used as a general fan by using only the rotary blades without using the heating function, and in the winter, it can be used to heat the air by using the heating function. There is an economic benefit because you only need to purchase a single product without purchasing separately.

Claims

A drive unit 10 having a drive shaft 11 that rotates in association with a motor;

A rear cover 30 and a front cover 70 mounted to the driving unit 20;

A wing portion 40 arranged on an outer surface of the drive shaft 11 in a space in each cover 30, 70;

A heating wire 50 electrically connected to the driving unit 10 and installed on the surface of the wing 40 to generate heat; And

Combined heating fan, characterized in that comprises a fixed cap (60) for fixing the wing (40).
The method of claim 1,

Electrical connection of the heating wire 50,

Further comprising an electrode unit 30 installed on the wing shaft 41 side of the wing unit 40,

The electrode part 30 is provided with an electrode 32 connected to the electric supply line 34 of the driving unit 10, the wing electrode 52 connected to the heating wire 50 is installed on the wing shaft 41, A heating combined electric fan, characterized in that the electrodes 32, 52 are in contact with each other.
The method of claim 2,

The heating wires 50 are formed on the plurality of wing surfaces formed on the wing portions 40, and the heating wires 50 of each wing are connected to each other by a connecting line 51 at the wing shaft 41 to form a single wing electrode 52. ) Combined heating fan, characterized in that connected to.
The method of claim 2,

The driving unit electrode 32 is formed in a circular shape on the side of the electrode portion 30, the wing electrode 52 is in contact with the circular electrode portion 30 in a concentric circle position that each electrode is continuously in contact with the rotation of the blade The heating combined use electric fan characterized by the above.
The method of claim 4, wherein

The heating grooves fan, characterized in that the groove grooves are formed in the whole of the drive unit electrode 32, the blade electrode 52 is pivotable along the rail groove (33).
The method of claim 4, wherein

The blade electrode 52 is projected toward the electrode portion 30, the heating combined electric fan, characterized in that the insulating electrode guide tube 42 is formed on the outer surface of the protruding wing electrode (52).
The method of claim 4, wherein

The electrode unit 30 has a donut shape and is installed on the drive shaft 11, and the heating combined electric fan, characterized in that the bearing 31 is interposed between the central inner surface of the electrode unit 30 and the drive shaft (11).
The method of claim 1,

The heating wire 50 is a heating combined electric fan, characterized in that inserted into the groove 43 formed on the front of each wing of the wing portion (40).
The method of claim 1,

The fan is a combined heating fan, characterized in that further provided with a temperature switch for controlling the heating temperature of the heating wire (50).