KR102367374B1 - Power generator using gearbox - Google Patents

Abstract

The present invention relates to a power generation device using a gearbox, and relates to a driving motor provided with a driving gear, a power transmission means geared to the driving gear of the driving motor, a driven generator connected to the power transmission means to rotate, and a driving motor and driven By providing a power transmission device with higher efficiency than a conventional generator, including a battery connected to the generator, it is possible to provide a generator with increased efficiency of electricity generation.

Description

Power generator using gearbox

The present invention relates to a power generation device using a gearbox for generating electricity using gears.

In general, an induction generator converts coil rotation into electric power, and is composed of an armature coil and a magnetic material, and by rotating the armature coil or magnetic material, an alternating current is generated in the armature coil. As a prior art of such an induction generator, there is a same-sex stimulation induction generator disclosed in Publication No. 10-199-0082376.

In the prior art, the armature includes an armature core and a conductor, and a magnetization unit and a conductor have a coil unit wound around the armature core. The rotating magnetic pole includes a rotating shaft and a magnet, and has a magnetic pole portion in which two or more magnets are arranged around the rotating shaft.

The magnets arranged in the magnetic pole portion are arranged such that the S or N poles of the magnet are arranged on both sides of the rotation axis. In addition, the rotating magnetic pole has a plurality of magnetic pole parts, and the magnets arranged in the magnetic pole part are arranged such that the S pole of the magnet is disposed at one end of the rotation shaft and the N pole of the magnet is disposed at the other end.

The conventional induction generator as described above has problems in that the output rotational speed of the rotational pole is irregular compared to the input torque, the transmission stability of the rotational torque is not high, and the electricity generation efficiency is not high enough.

An object of the present invention is to provide a power generation device using a gearbox in which output rotational speed and rotational torque are transmitted more stably than a conventional induction generator, and by providing a high-efficiency gear ratio, the power generation efficiency of electricity is increased.

The power generation device using a gearbox according to the present invention includes a driving motor 100 installed in a gear housing 111 to be provided with a driving gear 101 and a power transmission means 110 geared to the driving gear 101 . and a driven generator 150 provided with a driven pulley 151 connected to the power transmission means 110 and rotated, wherein the power transmission means 110 is configured to rotate by a driving gear 101 . The central gear unit 120, the side gear unit 130 configured to be rotated by the central gear unit 120, and the side gear unit 130 rotated by the side gear unit 130 and configured to have the same axis of rotation as the central gear unit 120, Further including a rotation transmission unit 140 for rotating the driven generator, the central gear unit 120, the main rotation shaft 121 rotatably installed in the central portion of the gear housing 111, and on the upper portion of the rotation shaft 121 It is installed and further includes a large gear 122 configured to be gear-coupled with the driving gear 101, and a small gear 124 installed under the main rotation shaft 121, and the side gear unit 130 includes a central gear unit ( The main rotating shaft 121 installed in the gear housing 111 rotatably from one side of the 120, the lower gear 133 installed in the lower part of the main rotating shaft 121 to be gear-coupled with the small gear 124, and the main rotating shaft It further includes an upper gear 132 installed on the upper part of the 121, and the rotation transmission unit 140 is installed in the lower part of the hollow shaft 143 through which the main rotation shaft 121 is rotated, and the hollow shaft 143. It is characterized in that it includes a heavy gear 144 configured to be gear-coupled with the upper gear 132, and a driving pulley 141 installed on the upper part of the hollow shaft 143 and configured to interlock with the driven pulley 151. .

In addition, the gear ratio of the driving gear 101 and the large gear 122 is 1:9, the gear ratio of the small gear 124 and the lower gear 133 is 7:12, and the upper gear 132 and The gear ratio of the heavy gear 144 is 5:8, and the driving pulley 141 and the driven pulley 151 linked by a belt may have diameters of 40 cm and 10 cm, respectively.

In addition, it further includes a battery 160 for supplying power to the driving motor 100, the driven generator 150 supplies power for driving to another device 170, and charging the battery 160 characterized.

The present invention described as described above can provide a power generation device using a gearbox in which the power generation efficiency of electricity is increased by providing a high-efficiency gear ratio while stably transmitting the output rotational speed and rotational torque compared to the conventional induction generator. .

Therefore, a large generator can also be rotated vigorously through a high-speed motor to produce electricity, and if there is surplus power after using the generated electricity where it is needed, it can be re-supplied to the high-speed motor, so there is no wasted power.

In addition, compared to DC power, AC voltage has less transmission loss, which is advantageous for power transmission, and AC voltage is easier to transform.

Through AC power generation, it is possible to solve the problems of frequent repair due to the limitation of the rotation speed range of the DC generator, increase in size and weight, and brush wear.

1 is a three-dimensional view in which the inside of a power generation device using a gearbox according to an embodiment of the present invention is projected.
FIG. 2 is an exploded three-dimensional view in which the gear housing of FIG. 1 is separated.
3 is a conceptual diagram of a side cross-section projected in a horizontal direction intersecting the upper and lower center lines of FIG. 1 .

Hereinafter, a power generation device using a gearbox having high practical implementation and industrial applicability among various embodiments of the present invention will be described with reference to the specific component examples shown in the accompanying drawings.

1 is a perspective view showing the inside of a power generation device using a gearbox according to an embodiment of the present invention is projected, FIG. 2 is an exploded view in which the gear housing of FIG. 1 is separated, and FIG. It is a cross-sectional view projected in the horizontal direction.

1 to 3 , a power generation device using a gearbox according to an embodiment of the present invention includes a driving motor 100 provided with a driving gear 101 , and a driving gear 101 of the driving motor 100 . It includes a power transmission means 110 gear-coupled to, a driven generator 150 connected to the power transmission means 110 to rotate, and a battery 160 connected to the driving motor 100 and the driven generator 150 . .

Although the drive motor 100 is shown installed in a smaller ratio than the power transmission means 110 on the upper side of the power transmission means 110 in the drawing, it may have a substantially larger shape, and the driven generator 150 . Since it is expressed as a power source for driving , it can be replaced with another power source.

Although the passive generator 150 is shown as a small size in the drawing, the driven generator 150 of a large standard such as 3,000 kW can be applied as it is driven with a stronger force.

The power transmission means 110 operates between the driving motor 100 and the driven generator 150 to transmit power for power generation, and vibrations and shocks during torque transmission by a large reduction gear ratio and gears interlocked therein Power is transmitted faithfully by preventing gear departure or idling.

The power transmission means 110 is rotatably installed on both sides of the gear housing 111 , the central gear unit 120 rotatably installed in the central portion of the gear housing 111 , and the central gear unit 120 , and the central gear The side gear unit 130 that is gear-coupled to the lower portion of the unit 120 to link the lower portion of the central gear unit 120, and the rotation transmission unit 140 that connects the side gear unit 130 and the driven generator 150 includes

The gear housing 111 provides a space in which the shaft of the gears and the gears are accommodated, and includes an upper bulkhead 112 separating the upper space and the lower space and an opening 113 for power transmission, and is expressed in a cylindrical shape. However, it is not limited thereto, and a square or polygonal shape can be used, and it is made of a metal or plastic material having high rigidity relative to weight.

The central gear unit 120 is a main rotating shaft 121 rotatably coupled to the central part of the gear housing 111, located on the outer surface of the gear housing 111, is gear-coupled to the driving gear 101, and the main rotating shaft ( It includes a large gear 122 coupled to the 121 and a small gear 124 coupled to the lower portion of the main rotation shaft 121 .

The large gear 122 is installed on the upper surface of the gear housing 111 , and may be installed under the main rotating shaft 121 by changing the position of the driving motor 100 .

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Since the small gear 124 is installed on the same shaft as the large gear 122 and rotates at the same speed as the large gear 122 , the heavy gear 144 is idly coupled to the main rotation shaft 121 , so the small gear It is rotated at a rotation speed determined through the gear ratio of 124 and the side gear unit 130 .

The side gear unit 130 is a side rotation shaft 131 rotatably coupled to the gear housing 111 on both sides of the main rotation shaft 121 , and gear-coupled to the heavy gear 144 from the upper portion of the side rotation shaft 131 . The upper gear 132 and the lower gear 133 gear-coupled to the small gear 124 in the lower part of the side rotation shaft 131 are included.

In this side gear unit 130, the upper gear 132 meshes with the heavy gear 144, and the lower gear 133 meshes with the small gear 124, thereby sufficiently holding the center of rotation of the main rotating shaft 121. , makes the heavy gear 144 to be rotated separately by the rotation of the large gear 122, and the driving pulley 141 on the main rotating shaft 121 by the gear ratio opposite to each other in the upper and lower portions of the main rotating shaft 121. to make the rotation of the

The rotation transmission unit 140 includes a hollow shaft 143 through which the main rotation shaft 121 passes and rotates, and a heavy gear 144 installed at the lower portion of the hollow shaft 143 and configured to be gear-coupled with the upper gear 132 and , a drive pulley 141 installed on the upper part of the hollow shaft 143 and configured to interlock with the driven pulley 151 installed in the driven generator 150 is included.
The middle gear 144 and the small gear 124 are installed on the main rotation shaft 121 to correspond to the upper gear 132 and the lower gear 133, and firmly hold the center of the main rotation shaft 121 to the main rotation shaft. (121) to prevent loss of power due to vibration.

The rotation transmission unit 140 is coupled to the upper bulkhead 112 of the gear housing 111 as shown in the drawing in this embodiment in a manner not to interfere with the main rotation shaft 121 by bearing coupling, but in another coupling method The bearing is interposed between the hollow shaft 143 and the main rotational shaft 121 of the rotation transmitting unit 140 instead of the upper bulkhead 112 so that the rotation of the main rotational shaft 121 and the rotation of the hollow shaft 143 are mutually exclusive. It can also be configured so that it does not affect it.

The driving pulley 141 and the driven pulley 151 are connected by a "V"-shaped belt 145 . Since the drive pulley 141 is coupled to the heavy gear 144 on the main rotation shaft 121 and is installed to rotate together with the heavy gear 144, the driven pulley 151 rotates at the same speed as the heavy gear 144. rotated

Meanwhile, the heavy gear 144 and the driving pulley 141 are coupled to the hollow shaft 143 installed to rotate relative to the main rotation shaft 121 .

The power transmission of each gear in the present embodiment will be described in more detail as follows, which is not intended to limit the numerical value to one of various embodiments.

The driving motor 100 rotates at 10,000 rpm.

The driving gear 101 of the driving motor 100 has 30 teeth, and the large gear 122 of the central gear unit 120 has 120 teeth, and the rotation speed is reduced to about 1,111 rpm with a gear ratio of 1:9. .

The small gear 124 of the central gear unit 120 has 35 teeth, and the lower gear 133 of the side gear unit 130 has 60 teeth, and the gear ratio is 7:12, which is reduced to about 650 rpm.

The upper gear 132 of the side gear unit 130 has 25 teeth, and the middle gear 144 of the rotation transmission unit 140 has 40 teeth, and the rotation speed is reduced to about 405 rpm with a gear ratio of 5:8. .

The drive pulley 141 of the rotation transmission unit 140 has a diameter of 40 cm, and the driven pulley 151 of the driven generator 150 has a diameter of 10 cm. The rotation speed is accelerated to approximately 1,600 rpm.

Therefore, by rotating the driven generator 150 at 1,600 rpm, the rotation speed is slower than that of the driving motor 100, but the torque is increased to rotate it with a strong force.

Meanwhile, the battery 160 is charged by the driven generator 150 , and may be used to supply power for driving to another device 170 .

For example, the battery 160 may use the same 24V as the vehicle battery 160 , and the driving motor 100 uses a DC motor. The passive generator 150 may generate an alternating current, drive other connected devices, and store surplus power in the battery 160 .

The driving motor 100 , the power transmission means 110 , the passive generator 150 , and the battery 160 may be used in a hybrid vehicle, and a high-speed electric motor is used, such as an electric vehicle, a ship, or a drone. It can be used to recharge the battery 160 by preventing the waste of electrical energy and producing electricity with high efficiency.

Although the embodiments of the present invention have been described as described above, those of ordinary skill in the art based thereon can add or change components within the scope that does not depart from the essential technical spirit of the present invention described in the claims. , the present invention may be variously modified and changed by deletion or addition, and this is also included within the scope of the present invention.

100: drive motor 101: drive gear
110: power transmission means 111: gear housing
112: upper bulkhead 113: opening
120: central gear 121: main rotation shaft
122: large gear 124: small gear
130: side gear unit 131: side rotation shaft
132: upper gear 133: lower gear
140: rotation transfer unit 141: drive pulley
143: hollow shaft 144: heavy gear
145: belt
150: driven generator 151: driven pulley
160: battery

Claims (3)

The drive motor 100 installed in the gear housing 111 so that the drive gear 101 is provided, the power transmission means 110 gear-coupled to the drive gear 101, and the power transmission means 110 are connected to As comprising a driven generator 150 provided with a driven pulley 151 to rotate,
The power transmission means 110 includes a central gear unit 120 configured to rotate by a driving gear 101 , a side gear unit 130 configured to rotate by the central gear unit 120 , and a side gear unit 130 . ) and is configured to have the same rotation axis as the central gear unit 120 and includes a rotation transmission unit 140 for rotating the driven generator;
The central gear unit 120 includes a main rotation shaft 121 rotatably installed in the central portion of the gear housing 111 , and a large gear 122 installed on the main rotation shaft 121 to be gear-coupled with the driving gear 101 . ) and a small gear 124 installed under the main rotation shaft 121;
The side gear unit 130 is installed on the lower part of the main rotating shaft 121 and the main rotating shaft 121 rotatably installed in the gear housing 111 from one side of the central gear unit 120 to combine the small gear 124 with the gear. It includes a lower gear 133 configured to be so, and an upper gear 132 installed on the upper portion of the main rotation shaft 121;
The rotation transmission unit 140 includes a hollow shaft 143 through which the main rotation shaft 121 passes and rotates, and a heavy gear 144 installed at the lower portion of the hollow shaft 143 and configured to be gear-coupled with the upper gear 132 and , A power generation device using a gearbox, characterized in that it is installed on the upper portion of the hollow shaft (143) and comprises a drive pulley (141) configured to interlock with the driven pulley (151).
According to claim 1,
The ratio of the number of gear teeth of the driving gear 101 and the large gear 122 is 1:9,
The ratio of the number of gear teeth of the small gear 124 and the lower gear 133 is 7:12,
The ratio of the number of gear teeth of the upper gear 132 and the middle gear 144 is 5:8,
Power generation device using a gearbox, characterized in that the drive pulley 141 and the driven pulley 151 interlocked with a belt have diameters of 40 cm and 10 cm, respectively.
According to claim 1,
Further comprising a battery 160 configured to supply power to the driving motor 100,
The driven generator 150 supplies power for driving to another device 170 and charges the battery 160. A power generation device using a gearbox, characterized in that it is charged.

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