JP2009099321A5 - - Google Patents

Claims (8)

In the operating device of the switch to the contacts of the switch by using the release force of a prestressed by a spring to open the closing operation,
One energy storage spring,
A driving mechanism for generating a driving force;
An output transmission mechanism for accumulating the driving force in the accumulator spring and transmitting the releasing force of the accumulator spring to the switch body via an output shaft;
The output transmission mechanism is
A transmission lever that rotates about the output shaft and transmits a releasing force to the output shaft;
A link having one end connected to the tip of the transmission lever by a second connecting pin;
A release lever pivotally supported by a main shaft provided at a position different from the output shaft, connected to the other end of the link by a first connection pin, and rotated by a release force of the energy storage spring;
When said switch body is in open state, the transmission lever, said link and said Hozei lever is arranged so as to bend to one another, when said switch body is in closed state, the main shaft, said first switch of the operating device the connecting pin and the second connecting pin is characterized in that it is arranged so as to approach a straight line. 2. The switch operation according to claim 1, wherein when the switch body is in a fully closed position, a first angle (θ1) formed by the release lever and the link is smaller than 180 degrees. apparatus. The second angle (θ2) formed by the transmission lever and the link is an acute angle (0 ° <θ2 <90 °) when the switch body is in the fully closed position, and the switch body is in the fully open position. 3. The switch operating device according to claim 1 or 2, wherein the obtuse angle (90 ° <θ2 <180 °) is present. It has at least one set of a reduction gear train that reduces the rotational speed of the driving force transmitted as a rotational force from the drive mechanism, and an output side gear of the reduction gear train is supported by the main shaft. The switch operating device according to any one of claims 1 to 3. Has a spring lever which the energy-storing spring in the end portion is pivotally supported on the main shaft are connected by a connecting pin, an output side gear of the speed reduction gear train, turn circular arc length along the circumferential direction outs formed When the connection pin is engaged with the notch, the energy storage spring is stored, and when the power storage spring is released, the connection pin idles in the notch and releases the energy. The switch operating device according to claim 4, wherein the release lever is rotated by coming into contact with the lever. The drive mechanism includes an electric motor that converts electric power into the drive force, and the electric motor is provided with a braking circuit that brakes inertial rotation of the drive mechanism after releasing the accumulator spring. The switch operating device according to claim 5, wherein In the operating device of the switch to the contacts of the switch by using the release force of a prestressed by a spring to open the closing operation,
One energy storage spring,
A driving mechanism for generating a driving force;
An output transmission mechanism for accumulating the driving force in the accumulator spring and transmitting the releasing force of the accumulator spring to the switch body via an output shaft;
The drive mechanism has a manual handle for converting a manual operation force into the drive force, a drive operation shaft to which the manual handle is attached, and a one-way clutch that rotates the manual handle in only one direction, The switch operating device is characterized in that the drive operating shaft is detachably provided with mounting portions of the manual handle at both ends so that rotational force in the opposite direction can be applied. The drive mechanism has at least one set of reduction gear trains, and the drive operation shaft is connected to any one rotation shaft of an input side gear of the reduction gear trains. Switch operating device.