Device for transmitting rotary motion
View Patent ↗Device for transmitting rotary motion in a diverter switch comprising a motion-transmitting member for transforming an alternating rotary motion of a drive shaft into a unidirected rotary motion of a driven body driven about driven shaft. The motion-transmitting member includes an intermediate body rotatable about an intermediate shaft. A mechanical energy accumulation member is connected to the driven body. The motion-transmitting member for transforming the alternating rotary motion of the drive shaft into a unidirected rotary motion of the driven shaft includes an intermediate motion member connected to a crank mechanism. The motion member includes an engagement mechanism for transforming the linear motion into a unidirected rotary motion of the intermediate shaft via drive members.
1. A device for transmitting rotary motion in a diverter switch, said device comprising:
a motion-transmitting member for transforming an alternating rotary motion of a drive shaft into a unidirected rotary motion of a body driven about driven shaft, wherein the motion-transmitting member comprises
an intermediate body that is rotatable about an intermediate shaft,
a mechanical energy accumulation member connected to the driven body, said energy accumulation member being adapted to receive energy from the intermediate shaft, and
a mechanical energy transmitting member configured to transmit the mechanical energy accumulated in the energy accumulation member to the driven body,
an intermediate motion member, connected to the drive shaft with a crank mechanism, for transforming the alternating rotary motion into an alternating linear motion, said intermediate motion member comprising engagement member for transforming the linear motion into a unidirected rotary motion of the intermediate shaft via drive members, and wherein the motion member is designed to exhibit an overtravel in relation to the transmitted rotary motion.
2. The device according to claim 1 , wherein the drive members comprise a shaft which, via gear wheels, is in a driving connection with the intermediate shaft.
3. The device according to claim 1 , wherein the crank mechanism comprises a crank disk, secured to the drive shaft, with a connecting rod eccentrically journalled with a crank pin, said connecting rod being connected to the carriage by journals.
4. The device according to claim 2 , wherein the intermediate motion member comprises a carriage and the engagement member comprises a first retaining pawl and a second retaining pawl adapted, during the reciprocating motion of the carriage, to alternately engage with hook disks secured to the shaft, thus imparting the unidirected rotary motion to the shaft.
5. The device according to claim 4 , wherein the carriage is arranged between the upper hook disk and the lower hook disk.
6. The device according to claim 4 , wherein the upper hook disk and the lower hook disk, respectively, comprise diametrically applied hooks and, respectively, and wherein the hook disks with their hooks are displaced 90° in relation to each other.
7. The device according to claim 4 , wherein the first pawl and the second pawl of the carriage are journalled on the carriage at one of their ends with pins and at their other ends provided with runners.
8. The device according to claim 1 , wherein at least 10% of the rotary motion of the drive shaft is adapted to contribute to the linear overtravel of the motion member.
9. The device according to claim 1 , wherein the intermediate body forms an integral part of the energy accumulation member.
10. The device according to claim 1 , wherein the drive shaft and the driven shaft are parallel.
11. Use of a device for transmitting rotary motion in a diverter switch according to claim 1 for controlling a transformer, a reactor or a capacitor.
12. A method for controlling a transformer, a reactor or a capacitor by transmitting rotary motion in a diverter switch, the method comprising:
transforming an alternating rotary motion of a drive shaft into a unidirected rotary motion of a body driven about driven shaft utilizing a motion-transmitting member, wherein the motion-transmitting member comprises
an intermediate body that is rotatable about an intermediate shaft,
a mechanical energy accumulation member connected to the driven body, said energy accumulation member being adapted to receive energy from the intermediate shaft, and
a mechanical energy transmitting member configured to transmit the mechanical energy accumulated in the energy accumulation member to the driven body, and
an intermediate motion member, connected to the drive shaft with a crank mechanism, for transforming the alternating rotary motion into an alternating linear motion, said intermediate motion member comprising engagement means for transforming the linear motion into a unidirected rotary motion of the intermediate shaft via drive members, and wherein the motion member is designed to exhibit an overtravel in relation to the transmitted rotary motion.