JP4474261B2 - Governor rope pulling device for elevator governor - Google Patents

Description

  The present invention relates to a governor rope pulling device for an elevator governor, and more particularly to a governor rope pulling device for an elevator governor that lifts a governor rope from a sheave during an operating speed test of the governor.

In the conventional governor rope pulling device, the governor rope spanned on the sheave by the rope gripping part (rope gripping part) and the L-shaped rope pulling part (rope pulling lever) at the time of the speed governor operating speed test is used. After gripping on both sides of the vehicle and installing the rope pulling portion below the rope grip with the long end standing, pull down the long end and erect the short end to lift the governor rope from the sheave. It was raised (see, for example, Patent Document 1).
JP 2003-54852 A (paragraph numbers 0031 to 0052, FIGS. 1 and 10)

  By the way, in the conventional governor rope pulling device, the rope gripping part and the rope pulling part are in the hanging direction of the governor rope and are not guided, so when pulling up the governor rope, the rope gripping part and the rope pulling part are in an unintended direction. The governor rope may move from the groove core of the sheave and move. For this reason, there is a risk that the governor rope is lifted and the governor is damaged without noticing the rope coming off.

  The present invention has been made in view of the above-described situation, and an object of the present invention is to provide a governor rope pulling device for an elevator governor that can prevent the governor rope from being detached from the sheave groove core when the governor rope is pulled up. It is in.

In order to achieve the above-mentioned object, the present invention provides an elevator control that lifts a governor rope spanned over a sheave from a sheave rotatably attached to a governor body installed on a support in a hoistway. In the governor rope pulling device of the speed machine, a rope gripping part for gripping one side of the governor rope, a rope fixing part for fixing the other side of the governor rope via the sheave, supported by the support, and along rope gripping portion to the governor rope guides in suspension direction, a guide portion for chromatic notches in a portion of the contact portion between the rope gripping portion, and the rope gripping portion having a predetermined length the It is inserted from the notch between the guide portion, and a rope pulling element pulling the rope gripping portion by pulling the other end by utilizing a lever mounted to one end thereof to the guide portion Characterized in that a rope holder for holding the pulling condition of the rope gripping portion sandwiched between the guide portion and the rope gripping portion.

  In the present invention configured as described above, one side of the governor rope is gripped by the rope gripping portion, the other side of the governor rope is fixed by the rope fixing portion, and the guide portion is attached to the support. In this state, the rope pulling body is inserted between the rope gripping portion and the guide portion, and the rope gripping portion is pulled up using the lever. At this time, the rope gripping portion is guided in the suspension direction along the governor rope by the guide portion. . Then, after the rope gripping portion having a predetermined dimension is pulled up, the rope holding body is sandwiched between the rope gripping portion and the guide portion to hold the pulled state of the rope gripping portion. Thus, since the rope gripping portion is guided and displaced along the governor rope by the guide portion, it is possible to prevent the governor rope from being detached from the sheave groove core when the governor rope is pulled up.

  According to the present invention, since the rope gripping portion is guided and displaced in the suspension direction along the governor rope by the guide portion, it is possible to prevent the governor rope from being detached from the sheave groove core when the governor rope is pulled up. The operating speed test of the elevator governor can be performed safely and easily.

  DESCRIPTION OF EMBODIMENTS Hereinafter, an embodiment of a governor rope pulling device for an elevator governor according to the present invention will be described with reference to the drawings.

  1 is a front view showing an embodiment of a governor rope pulling device for a governor for an elevator governor according to the present invention, FIG. 2 is a side view of an essential part of FIG. 1, and FIG. 3 is a perspective view showing the shape and configuration of a guide part. 4 is a perspective view showing the shape and configuration of the rope gripping portion, FIG. 5 is a perspective view showing the shape and configuration of the rope fixing portion, FIG. 6 is a side view showing the installation state of the rope pulling portion before pulling up the governor rope, and FIG. It is a perspective view which shows the shape of a rope holding part.

  In FIG. 1, a speed governor 1 is fixed to a support body 2 in a hoistway, and a sheave 3 is rotatably attached to a main body of the speed governor 1. A governor rope 4 is laid over the sheave 3, and the governor rope 4 can be freely rotated by being pulled up by the governor rope lifting device according to the present embodiment.

  First, as shown in FIGS. 1 and 2, the governor rope pulling device according to the present invention is composed of five members: a guide portion 5, a rope gripping portion 6, a rope fixing portion 7, a rope pulling body 8 and a rope holding body 9. .

  Next, details of each member will be described with reference to FIGS.

  As shown in FIG. 3, the guide portion 5 is disposed on both sides of the governor rope 4a, and has two guide pins 5a of a predetermined length for guiding the rope gripping portion 6, and supports and guides the speed of the guide pins 5a. It consists of a base 5b attached via bolts 11 to a support 2 on which the machine 1 is installed. In addition, it is also possible to always attach this guide part 5 to the support body 2 in order to shorten work time.

  As shown in FIG. 4, the rope gripping portion 6 includes a main body 6a for gripping the governor rope 4, a pinching body 6b and a bolt 10, and two guide holes 6c through which the guide pins 5a are inserted. After inserting the two guide holes 6c into the two guide pins 5a of the guide portion 5 and placing them on the base 5b, the pull-up side rope 4a of the governor rope 4 is sandwiched between the main body 6a and the pressing body 6b, The bolt 10 is clamped and held. The rope gripping portion 6 is smoothly guided by the two guide pins 5a of the guide portion 5 and the two guide holes 6c of the rope gripping portion 6 because the rope gripping portion 6 is guided on both sides of the governor rope 4. It is possible to move in the suspension direction.

As shown in FIG. 5, the rope fixing portion 7 is composed of a main body 7 a for holding the governor rope 4, a pinching body 7 b and a bolt 10, and a hook portion 7 c for fixing itself to the governor 1. Yes. The hook portion 7c is engaged with the speed governor 1 so as not to move to the speed governor 1 on the side opposite to the rope gripping portion 6 of the pulley 3, and the main body 7a of the rope fixing portion 7 and the clamping pressure are engaged similarly to the rope gripping portion 6. The fixed side rope 4b of the governor rope 4 is sandwiched between the body 7b and the bolt 10 is fastened and fixed. Thereby, when the governor rope 4 is lifted from the pulley 3 by the rope gripping portion 6, the governor rope 4 is prevented from moving in the direction of the fixed rope 4b.

  As shown in FIG. 6, the rope pulling body 8 is a round bar having a predetermined length, and after one end is placed on the base 5 b of the guide portion 5 from below the rope gripping portion 6, the other end is pulled up. Thus, the rope gripping portion 6 is moved in the hanging direction of the governor rope 4 using the lever.

  As shown in FIG. 7, the rope holding body 9 has a substantially J shape, and the U-shaped portion between the base 5 b of the guide portion 5 and the rope gripping portion 6 with the rope gripping portion 6 moved upward. After attaching 9a to the guide pin 5a, the rope gripping part 6 is placed on the rope holder 9 and the governor rope 4 is lifted from the pulley 3 and held.

  According to the present embodiment, the rope gripping portion 6 is guided and displaced in the suspension direction along the governor rope 4 by the guide portion 5, so that when the governor rope 4 is pulled up, the governor rope 4 is disengaged from the groove core of the sheave 3. Can be prevented.

  In addition, it becomes possible to adjust required force at the time of moving the rope holding part 6 upwards by using the rope pulling body 8 in which the length is different. Further, by changing the height dimension of the rope holder 9, the pull-up amount of the governor rope 4 can be arbitrarily set even when the speed governor 1 and the type of work are different.

It is a front view which shows one Embodiment of the governor rope pulling-up apparatus of the governor for elevators of this invention. It is a principal part side view of FIG. It is a perspective view which shows the shape and structure of a guide part. It is a perspective view which shows the shape and structure of a rope holding part. It is a perspective view which shows the shape and structure of a rope fixing | fixed part. It is a side view which shows the installation state before the governor rope pulling of a rope pulling part. It is a perspective view which shows the shape of a rope holding part.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Speed governor 2 Support body 3 Pulley 4 Governor rope 4a Pull-up side rope 4b Fixed side rope 5 Guide part 5a Guide pin 5b Base 6 Rope gripping part 6a Main body 6b Holding body 6c Guide hole 7 Rope fixing part 7a Main body 7b Holding pressure Body 8 Rope pull-up body 9 Rope holder 9a U-shaped part

Claims (3)

In a governor rope pulling device for an elevator governor that lifts a governor rope spanned over the sheave from a sheave rotatably attached to a governor body installed on a support body in a hoistway.
A rope gripping part for gripping one side of the governor rope, a rope fixing part for fixing the other side of the governor rope via the sheave, supported by the support, and the rope gripping part along the governor rope guided in the suspension direction Te, a guide portion for chromatic notches in a portion of the contact portion between the rope gripping portion, the switching between the guide portion and the rope gripping portion having a predetermined length A rope pulling body that is inserted from the notch portion , places one end on the guide portion and pulls up the other end using a lever to pull up the rope gripping portion, and is sandwiched between the rope gripping portion and the guide portion A governor rope pulling device for a governor for an elevator, comprising: a rope holder that holds the pulled state of the rope gripping portion.   The guide portion is disposed on both sides of the governor rope, and includes two guide pins having a predetermined length for guiding the rope gripping portion, and a base that supports the guide pins and is supported by the support body. The governor rope pulling device for an elevator governor according to claim 1.   The governor rope pulling device for an elevator governor according to claim 2, wherein the rope gripping portion has a guide hole through which the guide pin is inserted.

Images