KR200260824Y1 - Private luminous apparatus - Google Patents

Abstract

The present invention relates to a small generator capable of generating power even when mounted on any side of a rotating object such as a wheel of a bicycle or a car, and a self-light emitting device having the same. Mounting of the device and its circuit configuration are integrated on the PCB (Printed Curcite Board) by using only printing and etching techniques to simplify the structure and assembly of the generator, and the effective electronics of electromagnetic induction coils and permanent magnets. Improve the power of development through the miracle structure.

Description

Self-luminous device {Private luminous apparatus}

The present invention relates to an improved compact generator having a power generation function by rotating power of a rotating body, such as a wheel of a bicycle, a car, and the like, and a self-light emitting device having the same.

In the structure of the conventional light-emitting wheel generator, the rotor of the generator is fixed on the rotating shaft, and the permanent magnet, the winding coil assembly, and the light emitting element are assembled in one piece due to the characteristics of the generator. In order to generate electricity, the generator must exist on the axis of the rotor on the axis of rotation of the generator. In this case, the light-emitting wheel generator should be designed with both its own function and its function as a rotating body, and incompatible with the product to which the rotating body is applied.

In general, a generator using a permanent magnet is required to be coiled for its manufacturing method, and must be configured with a bobbin for winding the coil and an electric magnet core for increasing electromagnetic induction, so that the structure is complicated and easy to assemble. There is a problem of miniaturization. In addition, other structures and work processes must be added for mounting the light emitting device and connecting the electromagnetic induction coil, which also degrades assembly and mass production.

The technical problem to be solved by the present invention is to solve the above problems, a small generator capable of generating induction electricity by the permanent magnet and the electromagnetic induction coil relatively rotates even if attached to any side of the rotating body and a self-emitting device having the same To provide.

In addition, in order to solve the above problems, the electromagnetic induction coil, the light emitting device mounted on the printed circuit board (PCB) and the configuration of the circuit collectively, a PCB having a structure that can maximize the electromagnetic induction rate without the magnetic core To provide a rotating body.

Another object of the present invention is to provide a coil forming structure and a method of arranging permanent magnets for quickly alternating magnetic fields formed in an electromagnetic induction coil as a method for maximizing induced electromotive force.

1 is a side view showing a part of a bicycle having a self-light emitting device of the present invention.

Figure 2a is a front view showing the reference direction of the case and the coil PCB rotor of the self-luminescence device.

Figure 2b is a side view showing the self-light emitting device attached to the side of the rotating bicycle wheel for each bicycle wheel rotation position.

3 is an enlarged perspective view of one of the unit coils of the coil PCB rotor.

FIG. 4 is an exploded perspective view illustrating each unit coil of the PCB expanded in FIG. 6.

5 is an exploded perspective view of the coil PCB rotating body for each layer of the PCB.

6 is a perspective view showing a disassembled state of the self-light emitting device according to the present invention.

Figure 7 is a side cross-sectional view showing an assembled state of the self-light emitting device according to the present invention.

8 is a front view and a side cross-sectional view showing a PCB fixing portion for fixing the coil PCB rotating body to the outer ring of the bearing.

9 is a front and side cross-sectional view showing the weight for the rotation of the coil PCB rotor.

<Description of Symbols for Main Parts of Drawings>

10 ... light-emitting device 20 ... Bike

30 ... bike wheel

101..Front case (101a. For fixing bolts, 101b. For compression injection)

102. Rear case (102a. For fixing bolts, 102b. For compression injection)

103. Case fixing bolt 104. Case fixing nut

105..External fixing hole 106.Case fixing hole

107. Permanent Magnet Support Guide

200. Coil PCB Rotator (200a. Partly enlarged view)

201..PCB TopLayer 202..PCB Mid1 Layer

203..PCB Mid2 Layer 204..PCB Bottom Layer

205..Weight support hole 206.PCB support hole

207 .. Bearing Support Hole

210..Light emitting element

215..weight (215a.front view, 215b.side view)

216..Weight fixing hole 217.Weight fixing screw

250..Unit coil 251..PCB upper and middle 1st floor connection hole

252..PCB middle 1st floor-2nd floor connection hole 253..PCB middle 2nd floor-2nd floor connection hole

254..R phase electrode hole 255..S phase electrode hole

266..R phase electrode wire 267..S phase electrode wire

268..R phase light emitting element mounting hole 269..S phase light emitting element mounting hole

301..PCB front fixing part (301a .. front view, 301b .. side view)

302..PCB rear fixing (302a. Front view, 302b. Side view)

PCB fixing hole 304.PCB fixing pin

401..Permanent magnet 501..Bearings

a01..Case reference direction a02..Coil PCB reference direction

In order to achieve the above object of the present invention, the front and rear case portion is fixed to the inner ring of the bearing having a permanent magnet; Provided is a self-light emitter comprising a coil PCB rotor fixed to the bearing outer ring and weighted to receive gravity only in one direction from the center of the bearing regardless of the movement of the rotating case assembly attached to the rotor.

In more detail, an electromagnetic induction coil formed in accordance with the position of the permanent magnet is fixed to the inner ring of the bearing by fixing the case assembly in which the permanent magnet is disposed and fixed so that the polarities are alternately arranged concentrically from the center of the front and rear cases of the disc shape. A structure in which a coil PCB rotating body including a light emitting device circuit and a weight is fixed to an outer ring of a bearing; The outer case assembly attached to any point on the side of the rotor rotates according to the movement of the rotor, and the inner coil PCB rotor is attached to the outer case assembly by the weight attached to receive gravity in one direction from the center of the bearing. The present invention provides a method and a structure for generating induced power by relatively rotating the outer case assembly and the coil PCB rotator without being influenced by the rotation of the battery.

In order to achieve another object of the present invention, the electromagnetic induction coil, the light emitting device mounting and the light emitting generator components of the circuit configuration is printed on a multilayer circuit board (MultiLayer PCB), and constructed and integrated using only the etching technique coil PCB rotation Provide the whole.

More specifically, a spiral electric wire of the same size as the width of the permanent magnet is formed on each layer of the PCB in the same rotational direction on the MultiLayer PCB, and the adjacent layers are electrically connected to each other using holes having electrical conductivity. A structure that connects the conductors to form a spiral unit coil rotating in one direction from the uppermost layer to the lowermost layer of the PCB; Electromagnetic induction coils on the PCB, formed by reversing the direction of rotation of the adjacent unit coils in the same position as the arrangement of the permanent magnets provided in the case and connecting the adjacent unit coils; The present invention provides a coil PCB rotating body in which a light emitting device assembly hole capable of mounting a light emitting device and a circuit for transferring electric power derived from an electromagnetic induction coil to a light emitting device are provided.

Hereinafter, key technical elements of the present invention will be described in detail with reference to the accompanying drawings. However, elements having the same function will be described with the same numbers.

The self-luminous device capable of generating power and emitting light even when the self-light emitting device according to the present invention is attached to any side of the rotating body will be described with reference to the accompanying drawings below.

1 shows a self-light emitting device 10 provided at any point of the side of the bicycle wheel 30 in the self-light emitting device embodiment of the present invention.

FIG. 2A simplifies the self-light emitting device 10 and shows the front and rear cases 101 and 102 (hereinafter, the case) and the inner coil PCB rotating body 200 which are the outer fixing bodies, and the rotating body to which the self-light emitting device 10 is attached. The case reference direction a01 and the coil PCB reference direction a02 at the time of starting rotation are shown using white and black arrows, respectively.

2B illustrates a case reference direction a01 and a coil PCB reference direction according to the rotation of the bicycle wheel 30 when the self-light emitting apparatus 10 is mounted on the wheel 20 of the bicycle 20 as shown in FIG. 1. It is a figure which shows the change of a02). When the bicycle wheel 30 starts to rotate clockwise, the case reference direction a01 faces upwards and the coil PCB reference direction a02 faces downwards, with the bicycle wheel 30 turned 90 ° clockwise. When rotated, the case (101, 102) is fixed to the bicycle wheel 30, so as to rotate in the same direction in accordance with the rotation of the bicycle wheel 30, the case reference direction (a01) is directed to the right, but the rotating body relative to the case (101, 102) Since the in-coil PCB rotor 200 receives gravity in the direction of the weight 215 from the center thereof, the coil PCB reference direction a02 is directed downward regardless of the rotation of the bicycle wheel 30. As described above, the cases 101 and 102 rotate in the same circular motion as the bicycle wheel 30, that is, the rotor attached thereto, but the coil PCB rotor 200 always moves in the direction in which the weight 215 is attached by gravity. Since it faces downward, when only the case (101, 102) and the coil PCB rotator is relatively observed, the case (101, 102) and the coil PCB rotator (200) relative to the rotation of the rotating body has a structure. In addition, this rotation generates induced electromotive force through the electromagnetic induction coil formed in the permanent magnet 401 and the coil PCB rotating body 200 inserted in the case (101, 102), it is possible to emit light of the light emitting device 210 using this electromotive force To provide a self-light emitting device configured to.

The configuration of the coil PCB rotating body incorporating the electromagnetic induction coil, the light emitting device mounting, and the circuit configuration thereof according to the present invention on a multilayer PCB will be described with reference to the accompanying drawings below.

3 shows an enlarged view 200a of a part of the unit coil 250 formed on the coil PCB rotor 200.

4 is an exploded perspective view illustrating a part of an enlarged view 200a of a unit coil 250 for each layer of a multilayer circuit board. The spiral electric wire 270 is the same through printing and etching on a plurality of insulating plates. The unit coil 250 having the same direction of rotation is formed on a parallel plane when viewed on a multilayer circuit board by connecting the ends of the electric conductors 270 of the adjacent layers to the holes 251, 252, and 253 having electrical conductivity. do.

More specifically, a spiral electrical conductor 270 is formed counterclockwise from the outer right side to the center on the top layer 201 of the PCB, and the electrical conductor 270 reaching the center is the upper layer-middle PCB 1. It is connected to the center of the middle layer of the PCB middle layer (202) through the layer connection hole 251, the spiral electrical conductors toward the outside in the same direction as the upper layer of the PCB 201 from the center of the middle layer of PCB 1 (202) ( 270). The formed electrical wire is connected to the PCB middle layer 2 (203) by the PCB middle layer 1-2 layer connection holes 252 at the outer surface of the PCB middle layer 1 (202), the PCB middle layer 2 (203; Midid Layer) The method is repeated on the bottom PCB 204 (Bottom Bottom) to form the unit coil 250 on the PCB of four layers. In the illustrated drawing, the multilayer circuit board is formed of four layers, but it may be formed of a different number of substrates (PCB) according to the function of the product.

5 is an exploded perspective view illustrating the coil PCB rotating body 200 for each layer on a multilayer circuit board, wherein the electromagnetic induction coil formed of a combination of the formed unit coils 270 and the electromagnetic induction coil are formed. R and S phase electrode holes 266 and 267 connecting two R, S phase electrode holes 254 and 255 and pairs of R and S phase light emitting element mounting holes 268 and 269 on which the light emitting device 210 is formed A coil PCB rotating body 200 having a structure in which device mounting and a circuit configuration thereof are integrally formed on each layer of a multilayer circuit board (PCB) is shown.

More specifically, the formed unit coil 250 is formed on the concentric circle of the outer surface of the coil PCB rotor 200, wherein the adjacent unit coil 250 is formed so that the rotation direction of the spiral electric conductor 270 is alternately In the PCB upper layer 201 and the PCB lower layer 204, adjacent unit coils 250 are connected by electric conductors 270, so that the electric conductors 270 starting at the R-phase electrode hole 254 are all unit coils 250. And reaches the S-phase electrode hole 255 to form a coil PCB rotor 200 having a structure of forming one electromagnetic induction coil on the multilayer circuit board PCB.

In addition, one end of the electromagnetic induction coil formed on the PCB lower layer 204 is connected to the PCB middle layer 202 through the R-phase electrode hole 254, and the R-phase light emitting device mounting hole by the R-phase electrode line 266 ( The other end of the electromagnetic induction coil is similarly connected to the PCB intermediate layer 203 through the S-phase electrode hole 255, and the S-phase electrode line 267. The remaining portion of the light emitting circuit connected to the S-phase light emitting device mounting holes (269) by the coil PCB on the rotating body 200 is configured. In this case, a coil PCB rotating body 200 capable of mounting the light emitting device 210 may be formed in adjacent pairs of R and S phase light emitting device mounting holes 268 and 269.

Hereinafter, embodiments of the present invention will be described in more detail with reference to the accompanying drawings. However, for convenience, components that perform the same function will be described with the same reference numerals and similar reference numerals.

6 is a perspective view showing the disassembled state of the self-light emitting device 10 in the preferred embodiment of the present invention with the coil PCB rotating body 200 as the center.

More specifically, there are four R-phase light emitting device mounting holes 268 and S-phase light emitting device mounting holes 269 on the coil PCB rotating body 200 in pairs, and the coil PCB rotating body 200 is present in these holes. The light emitting device 210 is inserted into each of the front and rear surfaces of each one of the front and rear sides thereof, and the polarity is alternately inserted for each adjacent light emitting device 210, and then fixed by soldering. The light emitting device 210 can adjust the number of insertions, but four are used in this example. The weight support hole 205 and the weight fixing hole 216 are fixed by the weight fixing screw 217 so that the coil PCB rotator 200 can always receive gravity from the PCB center only in the direction of the weight 215. .

In addition, the outer ring of the bearing 501 is mounted on the bearing support hole 207 of the coil PCB rotating body 200 equipped with the light emitting element 210 and the weight 215, and through the PCB support hole 206, The PCB fixing hole 303 of the PCB front fixing part 301 and the PCB fixing pin 304 of the PCB rear fixing part 302 are combined to allow the bearing 501 and the coil PCB rotating body 200 to be fixed.

Meanwhile, the disc-shaped permanent magnet 401 is inserted into the permanent magnet support guide 107 formed on the rear surface of the front case 101, but the polarities of the adjacent permanent magnets 401 are inserted alternately with each other. The disk-shaped permanent magnet 401 is inserted into the permanent magnet support guide 107 formed in the front of the 102 in the same manner as the front surface, but inserted so as to face the opposite polarity of the front permanent magnet 401. In this example, eight permanent magnets 401 are inserted into the front and rear cases 101 and 102, respectively, but the number of the permanent magnets 401 can be adjusted according to the performance of the self-light emitting device. In addition, the front and rear cases 101 and 102 are partially or entirely injected into a transparent material so that the light of the light emitting device 210 provided in the coil PCB rotating body 200 passes therethrough, and through the external fixing hole 105. The cases 101 and 102 have a structure fixed to the rotating body.

The case fixing hole 106 of the front case 101 and the rear case 102 in which the permanent magnet 401 is inserted into the inner ring of the bearing 501 of the coil PCB rotor 200 and the bearing 501 assembly described above The self-luminescence device is mounted by using the case fixing bolt 103 and the case fixing nut 104.

7 is a side cross-sectional view showing an assembled form of a self-light emitting device, the outer case of the self-light emitting device having the same structure for the fixing bolts (101a, 102a) of the left side and the compression injection (101b, 102b) of the right side; It is shown. As shown in the drawing for fixing bolts (101a, 102a) is a method of fixing the inner ring and the front and rear cases (101,102) of the bearing 501 with the case fixing bolts, nuts (103,104), for compression injection (101b, 102b) is a method of pressing and fixing the front and rear cases (101, 102) to the inner ring of the bearing 501. The method of assembling the outer case can be varied and illustrates two preferred methods.

8 is a perspective view and front view (301a, 302a) and side cross-sectional views (301b, 302b) of the front and rear fixing parts (301, 302) of the PCB, and the PCB fixing hole (303) of the PCB front fixing part (301) It has a structure for fixing and supporting the outer ring of the bearing 501 and the coil PCB rotating body 200 through the PCB fixing pin 304 of the PCB rear fixing part 302.

9 is a perspective view and a front view 215a and a side cross-sectional view 215b of the weight 215, which are fixed to the weight support hole 205 by the weight fixing screw 217, and the front and rear cases 101 and 102 of FIG. Irrespective of the rotation, the coil PCB rotator 200 is fixed to the position where the weight 215 is attached.

As described above, the self-light emitting device according to the present invention has a structure capable of generating power and emitting light even when attached to any point of the side of the rotating body, overcoming the limitations of the existing wheel generator that operates only on the rotating shaft, As it is attached to the rotating body, it is compatible with any product regardless of the type of product to which the rotating body is applied. In addition, by integrating electromagnetic induction coil, light emitting device, and its circuit configuration into a printed circuit board (PCB), the structure and manufacturing process are simplified, as well as eliminating defects during assembly, thereby improving product quality reliability. In addition, since the electromagnetic induction coil is formed on the printed circuit board (PCB) rather than the winding coil assembly, it is possible to form an ideal electromagnetic structure with the permanent magnet to improve the power generation capability and to configure the light emitting and generator of the compact structure.

Claims (12)

An outer fixing body having a case inserted into the bearing inner ring and a permanent magnet integrated therein; A coil PCB rotating body having an electromagnetic induction coil, a light emitting device mounting and a circuit, and an inner rotating body supported and fixed to a bearing outer ring by integrally providing a light emitting device and a weight; In the configured power generation, light emitting device, It is attached to an arbitrary point on the side of the rotating body and rotates together with the rotation of the rotating body, and it is fixed regardless of the rotation of the external fixing body by receiving gravity in one direction by the weight attached to the coil PCB rotating body. A self-light emitting device characterized in that a small generator for generating electricity by the electromagnetic induction action according to the relative rotation of the inner rotor. 2. The permanent magnet support according to claim 1, wherein the front and rear cases are inserted into and fixed to the bearing inner ring by the case fixing holes, and the permanent magnets are formed on one side of the case in a small circle on the inner concentric circles of the outer case. The permanent magnet is inserted into and fixed to the guides such that adjacent polarities are alternated, and a magnetic field is formed inside the case in a direction perpendicular to the coil PCB rotating body. According to claim 2, wherein the permanent magnet is inserted into and fixed to the front and rear cases, the polarity of the opposing permanent magnets are reversed so that the magnetic field is formed inside the case in a direction perpendicular to the coil PCB rotating body. Light emitting device. The magnetic field of claim 2, wherein a permanent magnet is inserted into and fixed to one side of the front case or the rear case, and an electromagnetic magnetic plate magnetized by the opposing permanent magnet is fixed to the opposite side of the case. Self-emitting device characterized in that it is formed. The self-luminescence device according to claim 2, wherein a magnetic field is formed in a direction perpendicular to the coil PCB rotating body by inserting and fixing a permanent magnet in one of the front case and the rear case. The method of claim 1, wherein the bearing support hole of the coil PCB rotor is fixed to surround the outer ring of the bearing, and the PCB front fixing part is positioned in accord with the PCB fixing hole and the PCB supporting hole, and the PCB rear fixing part is fixed to the PCB fixing pin. Inserted into a matched hole using a self-light emitting device, characterized in that the bearing outer ring and the coil PCB rotating body is fixed integrally. According to claim 1, wherein the weight support hole and the weight fixing hole of the coil PCB rotator is positioned so as to coincide, and fixed using a weight fixing screw, the coil PCB rotator is subjected to gravity only in one direction from the center, the external high Self-illuminating device characterized in that the weight having a fixed position and weight on the coil PCB rotation body is attached so as to be fixed without being affected by the rotation of the stagnation. 2. The self-light emitting device according to claim 1, wherein the electromagnetic induction coil, the light emitting device mounting, and the circuit have a coil PCB rotating body formed in an integrated structure through a printing, etching, and plating process having electrical conductivity. [Claim 10] The coil PCB rotating body of claim 8, wherein the coil PCB is formed of a structure bonded to a plurality of layers by a multilayer circuit board (PCB) or a multilayer thin film insulating film, and the electromagnetic induction coil is printed and etched by an electric conductor for each layer. Self-emitting device characterized in that it is provided. The method of claim 8, wherein the electrical conductor formed by the printing and etching process forms a spiral coil having the same width as the permanent magnet on the same plane as the coil PCB rotor, starting from the outermost layer of the coil PCB rotor. The electrical conductors that reach the center are connected to the adjacent layer by holes having electrical characteristics, and form spiral coils as wide as the permanent magnets in the same direction as the previous layer. By repeating the method of connecting to the opposite adjacent layer to form the unit coil reaching the outermost layer on the opposite side, the coil coils are arranged to have the direction of rotation alternately with the adjacent unit coils are arranged in the same manner as the permanent magnet Self-emitting device, characterized in that provided. 10. The method according to claim 8, further comprising: two phase electrode lines formed on any one of the layers of each of the coil PCB rotors, and two electrode lines formed to transfer current induced from the electromagnetic induction coil formed on the coil PCB rotors. A self-light emitting device comprising a coil PCB rotating body having a light emitting device mounting hole into which a light emitting device is inserted and soldered. 12. The method of claim 11, wherein one or more light emitting devices are fixed to the R and S phase light emitting device mounting holes adjacent to the coil PCB rotating body, and the anodes of the light emitting devices are arranged in R and S phases to alternating power generation. Self-luminous device characterized in that the light emission in both the R, S phase.