KR100976810B1 - Power generating apparatus and motor - Google Patents

Abstract

PURPOSE: A power generator and a motor thereof are provided to reduce the weight of a stator by forming a stator into a non-ferrous metal. CONSTITUTION: A power generator comprises a stator(200) and a rotor(300). The stator is made of a non-ferrous metal. A plurality of stator protrusions are projected from the body of the stator. A coil(210) is arranged between adjacent stator protrusions. The rotor is made of the non-ferrous metal. A plurality of magnets are arranged in the surface part of the rotor. When a power source is applied to the coil of the stator, the rotor revolves against the stator. An iron structure(220) is arranged between the adjacent stator protrusions. The iron structure includes a bottom part, a protrusion part, and a plateau part.

Description

Power generating apparatus and motor

The present invention relates to a generator and a motor.

The power generation device refers to a device that converts other energy such as mechanical energy, thermal energy, and chemical energy into electrical energy.

The power generator includes a stator in which a coil is wound, and a rotor in which a permanent magnet is installed and relatively rotated with respect to the stator. In the power generation device having such a configuration, while the rotor is rotated by dynamic energy applied to the outside, current is generated in the coil.

A motor is a device in which a rotor is rotated in a stator as power is applied to generate a driving force. Such motors are widely used throughout the industry requiring driving force. These motors also consist of stators and rotors.

However, according to the conventional power generator and the motor, the stator is made of iron, and the attraction force acts between the permanent magnet of the rotor and the stator during the rotational movement of the rotor. Therefore, such attraction force can act as a resistance to the rotational movement of the rotor, so that the operating efficiency of the power generator and the motor can be lowered.

It is an object of the present invention to provide a power generation apparatus and a motor having a structure in which the rotation of the rotor can be made more smoothly so that the operation efficiency thereof is improved.

The power generation device according to an aspect of the present invention comprises a stator made of a non-ferrous metal, the coil is wound; And a rotor made of a non-ferrous metal, rotatably installed with respect to the stator, and having a plurality of magnets disposed on a surface thereof to generate electricity by interacting with the coil.

A plurality of magnet mounting holes are formed in the surface portion of the rotor along the circumference thereof, and the magnet mounting holes are formed by a groove formed in the surface portion of the rotor and a magnet cover covering the groove. The magnet cover may be made of iron.

Motor according to an aspect of the invention is made of a non-ferrous metal, a plurality of stator protrusions protruding from the body and the coil is disposed between the adjacent stator protrusions; A rotor made of non-ferrous metal and having a plurality of magnets disposed on a surface thereof, the rotor being rotated with respect to the stator when power is applied to the coil; And an iron fixture made of iron and disposed between the neighboring stator protrusions.

The iron fixture has a bottom portion in contact with a bottom between the neighboring stator protrusions, a protrusion projecting from the bottom portion to a predetermined height, and the coil at a position protruding upward of the coil installed while surrounding the protrusion portion. It characterized in that it comprises a flat portion facing the magnet of the rotor to form a shape extending in the transverse direction so as to cover the area.

According to the power generator and the motor according to an aspect of the present invention, since the stator as well as the rotor is made of a non-ferrous metal such as stainless steel, aluminum, the rotational movement of the rotor can be made more smoothly, the operation of the power generator and the motor The efficiency can be improved.

In addition, according to the power generating apparatus and the motor according to another aspect of the present invention, the stator is made of a non-ferrous metal, the heat generated therein can be easily released to the outside during operation of the power generating apparatus and the motor, the heat radiation is It can be made smoothly.

In addition, according to the power generation field and the motor value according to another aspect of the present invention, the stator is made of a non-ferrous metal, the weight of the stator can be reduced, the manufacturing and handling thereof can be facilitated.

In addition, according to the power generation apparatus and the motor according to another aspect of the present invention, since the magnet insertion hole is formed in the rotor body, the magnet can be installed by inserting the magnet in such a magnet insertion hole, the magnet coupling process is It can be simple.

In addition, according to the power generating apparatus and the motor according to another aspect of the present invention, the stator forming panel can be manufactured by stacking the stator forming panel, which is relatively thin and easy to process, so that the stator can be easily manufactured. have.

In addition, according to the power generation apparatus according to another aspect of the present invention, when the stator projections protrude from the stator body, and the stator projections are also made of non-ferrous metal together with the stator body, interference between neighboring coils with the stator projections between them is minimized. Since it can be, there is an effect that the operating efficiency of the generator and the motor can be further improved.

In addition, according to the power generator and the motor according to another aspect of the present invention, the power generator and the motor does not have a separate external case for accommodating the stator and the rotor therein, the power generator together with the function to accommodate the coil Since the external casing function can be performed together, the structure of the power generating device and the motor can be simplified, and the size thereof can be made compact.

In addition, according to the generator and the motor according to another aspect of the present invention, when the rotor body is made of non-ferrous metal, the magnetic cover is made of iron, the rotational movement of the rotor can be made more smoothly, By magnetizing, the magnetic force can be concentrated in the coil in relation to the magnet, so that the operating efficiency of the power generator and the motor can be further improved.

In addition, according to the power generating apparatus and the motor according to another aspect of the present invention, when the stator forming panel having stator partitions are stacked on both ends of the laminated stator forming panels, the stator partitions connect neighboring stator protrusions, Together with the stator projections to form a groove for receiving the coil. Then, as the coil is cut off from the outside by the stator partition wall, and the stator partition wall is made of nonferrous metal as in the stator forming panel, the stator partition wall performs a barrier function to block interference between neighboring coils. Since the interference can be minimized, the operating efficiency of the power generation device can be further improved.

Hereinafter, a power generation apparatus and a motor according to embodiments of the present invention will be described with reference to the drawings. Hereinafter, a power generator according to the present invention will be described with reference to the drawings, but the description of the power generator may be equally applied to a motor according to the present invention. That is, when electricity is supplied to the coil of the power generator device below, the power generator below can function as a motor. Therefore, a description will be given of a motor having the same structure as that of the power generating device below with the description of the power generating device below.

1 is a perspective view showing a front view combined with a power generation device according to an embodiment of the present invention, Figure 2 is a perspective view showing a state of a stator employed in the power generation device according to an embodiment of the present invention, Figure 3 4 is a perspective view illustrating a rotor employed in a power generator according to an embodiment of the present invention, FIG. 4 is a vertical cross-sectional view of a power generator according to an embodiment of the present invention, and FIG. 5 is an embodiment of the present invention. Partial enlarged view showing a coil wound on the stator according to the present invention.

1 to 5 together, the power generation apparatus 100 according to the present embodiment includes a stator 200 and a rotor 300. In addition, connecting panels 110 are formed at the front and rear sides of the stator 200, and covers 120 are installed at the connecting panels 110, respectively.

The stator 200 is fixed to a device (not shown) in which the power generation device 100 is installed, for example, an electric vehicle, an electric scooter, a ship, a heating and cooling device for a home, and the like. In addition, the rotor 300 rotates by interacting with the stator 200, thereby generating electricity in the power generator 100.

The shaft fixing part 130 is formed at an approximately central portion of the cover 120. The shaft shaft 310 is rotatably installed in the shaft fixing part 130. The rotation of the rotary shaft 310 may be smoothly made by a method such that a bearing is installed between the shaft fixing part 130 and the rotary shaft 310.

The stator 200 includes a coil 210, an iron fixture 220, and a coil placement unit 230.

The coil 210 is formed by coating a metal such as copper and wound a plurality of times, each end of which is connected to an external electric device. When the rotor 300 is rotated, a current may be induced in the coil 210, and may be supplied to the electric device required through each end.

The coil arranging unit 230 has a stator protrusion 231 and a coil arranging bottom 232.

The stator protrusion 231 protrudes from the body of the stator 200, and the coil 210 may be stably disposed in a space formed between the neighboring stator protrusions 231.

For efficient space utilization, the stator protrusion 231 may be narrowed in the direction toward the inside of the stator 200, for example, a cross section of the stator protrusion 231 may have a triangular shape.

The coil arrangement bottom 232 is a body portion of the stator 200 formed between the neighboring stator protrusions 231. The coil 210 may be seated on the coil arrangement bottom 232.

After the coil 210 is seated on the coil arrangement bottom 232, the stator partition walls 240 of FIG. 6B are stacked on both ends of the stator 230, and the stator protrusions are locked so that the coil 210 is locked. By filling the insulator between the 231, the coil 210 may be stably fixed, and the coil 210 may be insulated. Of course, a cover for covering the coil 210 may be employed.

A hole through which an end of the coil 210 penetrates may be formed in the stator partition wall 240 so that the coil 210 can be connected to an external power source. The stator partition wall 240 may also be made of nonferrous metal.

The plurality of coils 210 installed on the stator 200 may be configured in series or in parallel according to the purpose of the power generator 100. According to this method, the number of electrical outputs can be easily formed to the required number.

In this embodiment, the stator 200 is made of a non-ferrous metal, for example, stainless steel, aluminum and the like.

When configured as described above, since the non-ferrous metal has a smaller influence on the magnet than iron, the magnet 340 of the rotor 300 and the body of the stator 200 during operation of the power generation device 100. Since the influence between can be minimized, the rotational movement of the rotor 300 can be made more smoothly. Therefore, the operating efficiency of the power generation device 100 can be improved.

In addition, as the stator 200 is made of stainless steel, aluminum, or the like, heat generated therein at the time of operation of the power generation device 100 may be easily released to the outside, so that heat radiation may be smoothly performed. .

In addition, the weight of the stator 200 may be reduced, thereby facilitating the manufacture and handling thereof.

In addition, the stator protrusion 231 protrudes from the body of the stator 200, and together with the body of the stator 200, the stator protrusion 231 and the stator partition wall 240 may be made of a non-ferrous metal. Then, the stator protrusion 231 performs a barrier function to block interference between the neighboring coils 210, and thus, mutual interference between neighboring coils 210 may be minimized with the stator protrusions 231 interposed therebetween. Therefore, the operating efficiency of the power generation device 100 can be further improved.

In the present embodiment, the power generator 100 does not separately include an outer case for accommodating the stator 200 and the rotor 300 therein, and the stator 200 accommodates the coil 210. Along with the function, the external case function of the power generation device 100 is also performed. Therefore, the structure of the power generation device 100 can be simplified and its size can be made compact.

The iron fixture 220 is made of iron and is installed on the coil arrangement bottom 232. The iron fixture 220 includes a bottom portion 211 in contact with the coil arrangement bottom 232, and a protrusion portion 222 protruding to a predetermined height from an approximately center of the bottom portion 211.

The height h1 of the iron fixture 220, that is, the height of the protrusion 222 is as high as a predetermined height lower than the height h2 of the stator protrusion 231 as shown in FIG. 5.

When configured as described above, the winding form of the coil 210 can be more stable by the installation of the iron fixture 220, the magnetic force is concentrated in the coil 210 in relation to the magnet 340 As such, the operating efficiency of the power generation device 100 may be improved.

On the other hand, the rotor 300 is rotatably installed with respect to the stator 200 about the rotating shaft 310 formed in the center thereof. The rotor 300 includes a rotation shaft 310, a rotor body 320, a magnet cover 330, and a magnet 340.

Grooves are formed in the surface of the rotor body 320 to install magnets along the circumference thereof, and the magnet cover 330 is fixed to the grooves, thereby inserting the magnets 340. Spaces can be formed.

According to the above configuration, since the magnet 340 may be installed by inserting the magnet 340 into the hole formed in the rotor body 320, the coupling process of the magnet 340 can be simplified. have.

Here, in addition to the above-described method, it may be formed through the hole in which the magnet can be installed along the circumference of the surface of the rotor body 320, such a method is also included in the scope of the present invention.

In this embodiment, the rotor body 320 is made of non-ferrous metal, the magnet cover 330 is made of iron. Then, the rotational movement of the rotor 300 can be made more smoothly, and the magnetic cover can be concentrated on the coil 210 in relation to the magnet 340 by magnetizing the magnet cover 330. Therefore, the operation efficiency of the power generation device 100 can be further improved.

Here, the rotor body 320 may be made of stainless steel, aluminum, and the like. In addition, the magnet cover 330 may be made of soft iron having a carbon content of 0.01% or less, soft iron having high malleability and ductility, and easy to be magnetized. .

The magnet cover 330 may be welded to the rotor body 320 or may be coupled by concavities and convexities engaged with each other. After installation of the magnet 340, both exposed ends of the magnet 340 may be covered with a separate cover.

Figure 6a is a view showing a stator forming panel forming a stator according to an embodiment of the present invention, Figure 6b is a view showing a stator partition constituting a stator according to an embodiment of the present invention, Figure 7 is a Figure 6a and Figure The stator forming panel and stator partition wall shown in 6b are stacked.

6A to 7, the stator 200 according to the present exemplary embodiment may be formed by stacking the stator forming panel 230a illustrated in FIG. 6A as illustrated in FIG. 7.

According to this method, the stator 200 may be formed by manufacturing the stator forming panel 230a which is relatively thin and easy to process, and then stacking the stator 200, so that the stator 200 may be easily manufactured. Can be done.

In addition, the stator forming panel 230a having the stator partition wall 240 formed thereon is stacked at both ends of the stator forming panel 230a stacked as described above. The stator partition wall 240 connects the neighboring stator protrusions 231 to form a groove for accommodating the coil 210 together with the neighboring stator protrusions 231. Then, the coil 210 is cut off from the outside by the stator partition wall 240, and the stator partition wall 240 is made of a non-ferrous metal like the stator forming panel 230a, the stator partition wall 240 By performing a barrier function to block the interference between the neighboring coils 210, mutual interference between the neighboring coils 210 may be minimized, and thus the operation efficiency of the power generator 100 may be further improved. .

8 is a perspective view showing an iron fixture employed in the stator according to an embodiment of the present invention.

Referring to FIG. 8, the iron fixture 220 employed in the stator 200 according to the present exemplary embodiment may include a bottom portion 221 and a protrusion 222, and may be formed in an inverted T shape.

9 is a perspective view showing a coil employed in the stator according to an embodiment of the present invention.

Referring to FIG. 9, the coil 210 employed in the stator 200 according to the present exemplary embodiment may be formed by winding a plurality of continuous insulated wires. The coil 210 is made of taping and the like, and can be easily manufactured without a wound portion.

10 is a perspective view showing a magnet inserted into the rotor according to an embodiment of the present invention, Figure 11 is a perspective view showing a magnet inserted into the rotor according to an embodiment of the present invention, Figure 12 is a view A perspective view showing a magnet inserted into a rotor according to an embodiment of the present invention.

10 to 12, as shown in FIG. 11, a magnet 340 having a rectangular parallelepiped shape is inserted into a magnet insertion hole 321 formed in the rotor 300, thereby manufacturing the rotor 300. Can be.

As shown in FIG. 12, the magnets 340 are inserted into the plurality of magnet insertion holes 321 formed on the surface of the rotor 300, respectively.

In this manner, as described above, the manufacturing of the rotor 300 can be made easier.

According to the power generation device according to an aspect of the present invention, the stator is made of a non-ferrous metal such as stainless steel, aluminum, so that the influence between the magnet of the rotor and the body of the stator during operation of the power generation device can be minimized. Therefore, the rotational movement of the rotor can be made more smoothly, there is an effect that the operating efficiency of the power generation device can be improved.

In addition, according to the power generation device, since the stator is made of a non-ferrous metal, the heat generated therein during operation of the power generation device can be easily released to the outside, there is an effect that the heat radiation can be made smoothly.

In addition, according to the power generation device, the stator is made of a non-ferrous metal, the weight of the stator is reduced, there is an effect that can be easily manufactured and handled.

In addition, according to the power generation device, the iron fixture is installed on the stator, the coiling form of the coil can be more stable, the magnetic force can be concentrated in the coil in relation to the magnet, so that the operating efficiency of the power generation device can be improved. It can be effective.

In addition, according to the power generation device, since the magnet insertion hole is formed in the rotor body, the magnet can be installed by inserting the magnet into the magnet insertion hole, there is an effect that the coupling process of the magnet can be simplified.

In addition, according to the power generation device, the stator forming panel can be manufactured by stacking the stator forming panel which is relatively thin and easy to process, and thus, the stator can be formed, so that the stator can be easily manufactured.

Hereinafter, a motor according to another embodiment of the present invention will be described with reference to the drawings. In carrying out this description, the description overlapping with the description already described in the above-described embodiment of the present invention will be replaced with the description thereof, and will be omitted herein.

13 is a partially enlarged view showing a coil wound on a stator applied to a motor according to another embodiment of the present invention.

Referring to FIG. 13, an iron fixture 420 is installed in the coil arrangement unit 430 applied to the motor according to the present embodiment.

The stator applied to the motor is made of a non-ferrous metal, and a plurality of stator protrusions 431 protrude from the body so that the coil 410 is disposed between the neighboring stator protrusions 431.

The rotor applied to the motor is made of non-ferrous metal, and a plurality of magnets are disposed on the surface thereof, and when the power is applied to the coil 410, the rotor is rotated with respect to the stator.

The iron fixture 420 is made of iron and is disposed between the neighboring stator protrusions 431.

The iron fixture 420 may include a bottom portion 421 contacting the coil arrangement bottom 432 between the neighboring stator protrusions 431, and a protrusion 422 protruding at a predetermined height from approximately the center of the bottom portion 421. ) And an end portion of the protrusion 422 extended in the horizontal direction to cover the coil 410 with a predetermined area at a position protruding upward of the coil 410 installed while surrounding the protrusion 422. And a flat portion 423 facing the magnet of the rotor.

As the flat portion 423 is formed, the area of the magnetized portion of the iron fixture 420 that is magnetized by electricity applied to the coil 410 while facing the magnet of the rotor may be increased, thereby improving rotational force. Can be. Therefore, the operating efficiency of the motor to which the iron fixture 420 is applied may be improved.

While the invention has been shown and described with respect to specific embodiments thereof, those skilled in the art can variously modify the invention without departing from the spirit and scope of the invention as set forth in the claims below. And that it can be changed. However, it is intended that the present invention covers the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.

According to the power generating apparatus and the motor according to an aspect of the present invention, since the operating efficiency of the power generating apparatus and the motor can be improved, it is said that the industrial applicability is high.

1 is a perspective view showing a front view combined with the power generation device according to an embodiment of the present invention.

Figure 2 is a perspective view showing the state of the stator employed in the power generation device according to an embodiment of the present invention.

Figure 3 is a perspective view showing a state of the rotor employed in the power generation device according to an embodiment of the present invention.

4 is a vertical cross-sectional view of a power generation device according to an embodiment of the present invention.

5 is a partially enlarged view showing a coil wound on a stator according to an embodiment of the present invention.

Figure 6a is a view showing a stator forming panel forming a stator according to an embodiment of the present invention.

Figure 6b is a view showing a stator partition wall forming a stator according to an embodiment of the present invention.

FIG. 7 is a view illustrating a stator forming panel and stator partition walls illustrated in FIGS. 6A and 6B stacked.

8 is a perspective view showing an iron fixture employed in the stator according to an embodiment of the present invention.

9 is a perspective view showing a coil employed in the stator according to an embodiment of the present invention.

10 is a perspective view showing a state in which a magnet is inserted into the rotor according to an embodiment of the present invention.

11 is a perspective view showing a magnet inserted into the rotor according to an embodiment of the present invention.

12 is a perspective view showing a state in which a magnet is inserted into the rotor according to an embodiment of the present invention.

FIG. 13 is a partially enlarged view showing a coil wound on a stator applied to a motor according to another embodiment of the present invention. FIG.

<Explanation of symbols for the main parts of the drawings>

100: power generator 200: stator

210: coil 220: iron fixture

221: bottom portion 222: protrusion

230: coil arrangement portion 231: stator protrusion

232: coil arrangement floor 240: stator bulkhead

300: rotor 310: rotation axis

320: rotor body 330: magnetic cover

340: Magnet

Claims (3)

delete delete A stator made of non-ferrous metal and having a plurality of stator protrusions protruding from the body such that a coil is disposed between the neighboring stator protrusions; A rotor made of non-ferrous metal and having a plurality of magnets disposed on a surface thereof, the rotor being rotated with respect to the stator when power is applied to the coil; And It is made of iron, the iron fixture disposed between the neighboring stator projections; includes; The iron fixture has a bottom portion in contact with a bottom between the neighboring stator protrusions, a protrusion projecting from the bottom portion at a predetermined height, and the coil is positioned at a position protruding upward of the coil installed while surrounding the protrusion portion. And a flat portion formed to extend in the transverse direction so as to cover the area and face the magnet of the rotor.

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