JP2005298080A - Apparatus arrangement structure of elevator machine room - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent enlargement of a machine room by effectively utilizing the space inside the machine room. <P>SOLUTION: This apparatus arrangement structure of the elevator machine room comprises a beam 10 supporting a lifting device for lifting a car 8 in the machine room 2 of the elevator, an apparatus 20 used for operating the lifting device, and a locking means 25 locking the apparatus 20 with the beam 10 so that the apparatus 20 hangs from the beam 10. The apparatus 20 is arranged in a space under or beside the beam 10 out of the internal space of the machine room 2. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a structure in which equipment used for operating a lifting device in an elevator machine room is arranged, and more particularly to a technique for effectively utilizing the space in the machine room to prevent the machine room from becoming large. .

  Conventionally, a machine room has been provided above the hoistway where the elevator car moves up and down, such as hoisting devices such as hoisting machines, control devices used to operate the hoisting devices, power supply devices, safety devices, etc. Various devices are arranged (see, for example, Patent Document 1 below).

Japanese Patent Application Laid-Open No. 8-175767

  However, if the hoisting machines, control equipment, power supply devices, etc. increase in size as the speed and capacity of the elevators increase, the machine room will also increase in size and its floor area will exceed the cross-sectional area of the hoistway. This will place restrictions on space utilization on the installed building side.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide an equipment arrangement structure for an elevator machine room that solves the problems of the prior art described above and can effectively use the space in the machine room to prevent the machine room from becoming large. There is to do.

Means described in claim 1 of the present invention for solving the above problem is an equipment arrangement structure of an elevator machine room,
A beam supporting a lifting device that lifts and lowers the car in the elevator machine room;
Equipment used to operate the lifting device;
Locking means for locking the device to the beam such that the device depends from the beam;
With
The apparatus is arranged in a space below or on the side of the beam in the internal space of the machine room.

Further, the means described in claim 2 of the present invention for solving the above-mentioned problem is an equipment arrangement structure of an elevator machine room,
A lifting device that lifts and lowers the car in the elevator machine room;
Equipment used to operate the lifting device;
Locking means for locking the device to the lifting device so that the device hangs down from the lifting device;
The apparatus is arranged in a space below or on the side of the lifting device in the internal space of the machine room.

  That is, the equipment arrangement structure of the elevator machine room of the present invention is a machine beam that supports the lifting device in the machine room, a beam that fixes the end of the main rope, Alternatively, since it is suspended by hanging from the lifting device main body, it is possible to effectively utilize a portion of the space in the machine room that has not been used conventionally, and to prevent the machine room from becoming large.

In addition, electronic parts such as control devices that control the operation of the hoisting machine are hermetically housed inside the housing, and are attached to the machine beam, beam, and lifting device main body through the locking means attached to the housing. By locking, dust resistance and moisture resistance of electronic parts and the like can be enhanced.
Furthermore, by manufacturing the casing from a non-magnetic material, it is possible to suppress the influence of changes in the magnetic field and electric field that occur with the operation of the hoisting machine on the electronic component.
In addition, along with the operation of the hoisting machine, the anti-vibration means is interposed between the beam such as a machine beam or the main body of the lifting device and the locking means, or between the housing and the locking means. It is possible to suppress the generated vibration from being transmitted to an electronic component or the like.

  That is, according to the present invention, even if the hoisting machine, the control device, the power supply device and the like increase in size with the increase in the speed and capacity of the elevator, the space in the machine room can be effectively utilized. An increase in size can be prevented.

  Hereinafter, with reference to FIG. 1 thru | or FIG. 11, each embodiment of the equipment arrangement structure of the elevator machine room which concerns on this invention is described in detail. In the following description, the same parts are denoted by the same reference numerals, and redundant description is omitted.

First Embodiment First, referring to FIGS. 1 to 5, a machine room 2 is provided above a hoistway 1 of an elevator to which the present invention is applied.
The machine beam 3 fixed on the floor surface 2 a of the machine room 2 is provided with a hoisting machine 4 and a deflecting sheave 5.
One side of the drive sheave 6 rotated by the hoist 4 and the main rope 7 wound around the deflecting sheave 5 is suspended from the drive sheave 6 toward the car 8 and wound around the car sheave 9. After that, it rises and its end is fixed to one hitch portion 11 on the support beam 10. The other side of the main rope 7 hangs down from the deflecting sheave 5 toward the counterweight 12 and is wound around the weight-side sheave 13, and then rises and the other end is the other hitch on the support beam 10. It is fixed to the part 14.

The control device 20 that controls the operation of the hoisting machine 4 is disposed in the gap between the pair of front and rear beam members 10a and 10b constituting the support beam 10 extending in the left-right direction so as to hang down from the support beam 10. Is arranged.
As shown in FIGS. 4 and 5, the substrate 21 of the control device 20 is made of a nonmagnetic material such as an aluminum plate and is housed in a housing 22 that opens upward, and then the aluminum plate The cover 23 is hermetically housed inside the housing 22 by screwing the lid 23 onto the housing 22 with bolts 24.
In addition, a pair of left and right locking members (locking means) 25, 25 that are formed of a shape steel longer than the length of the casing 22 in the front-rear direction and extend in the front-rear direction are fixed to the upper end of the casing 22. .

Further, a lifting eyebolt 26 can be screwed onto the upper surface of both ends of the locking members 25, 25 in the longitudinal direction, and a vibration isolating rubber (vibration isolating means) 27 is provided on the lower surface. Each can be attached.
As a result, a crane rope is hooked on each eyebolt 26, the control device 20 is lifted, and the control device 20 is lowered into the gap between the pair of front and rear beam members 10a, 10b constituting the support beam 10, whereby FIG. As shown in FIG. 3, the control device 20 can be suspended and suspended on the support beam 10.

That is, in the equipment arrangement structure of the elevator machine room according to the first embodiment, the control equipment 20 is placed in the gap between the pair of front and rear beam members 10a and 10b constituting the support beam 10, which has not been conventionally used. Is to be placed.
As a result, even when the hoisting machine 4 is increased in size, the portion of the space in the machine room 2 that has not been used in the past is effectively used to minimize the increase in the size of the machine room 2. Can do. In addition, since the substrate 21 on which the electronic components are mounted is hermetically housed inside the non-magnetic material housing 22, it is not affected by changes in the magnetic field or electric field generated by the operation of the hoisting machine 4. In addition to preventing electrical malfunction, dust resistance and moisture resistance can be improved.
Further, since the anti-vibration rubber 27 is interposed between the support beam 10 and the locking members 25, 25, it is possible to suppress transmission of vibrations caused by the operation of the hoisting machine 4 to the substrate 21.
Furthermore, if the control device 20 is attached to the support beam 10 in advance, the support beam 10 and the control device 20 can be carried into the machine room 2 in an integrated state during the construction of installing the elevator.
In addition, by utilizing not only the support beam 10 but also the space between the pair of front and rear beam members 3a and 3b constituting the machine beam 3, a large number of devices can be mounted in the vertical direction of the support beam 10 and the machine beam 3. The space inside the machine room 2 can be utilized more effectively by being accommodated within the projection area.

Second Embodiment Next, with reference to FIG. 6 and FIG. 7, the equipment arrangement structure of an elevator machine room according to a second embodiment will be described. The substrate 31 of the control equipment 30 is arranged opposite to the inside of the housing 32. The vertical insertion / extraction is guided by a pair of left and right guide rails 33, 33.
Further, after inserting the board 31 between the pair of left and right guide rails 33, 33, the pins 34 are inserted into the insertion holes 31 a on the board 31 and the insertion holes (not shown) on the guide rail 33, whereby the pair of left and right guide rails 33. , 33 can hold the substrate 31.

  Accordingly, even if the control device 30 is arranged in the gap space between the support beam 10 and the machine beam 3 as in the first embodiment described above, the pin after the lid (not shown) of the housing 32 is removed upward is removed. If 34 is removed, the substrate 31 of the control device 30 can be reliably inserted and removed, so that maintenance and inspection work of the control device 30 can be easily performed.

Third Embodiment Next, with reference to FIG. 8 and FIG. 9, the equipment arrangement structure of the elevator machine room of the third embodiment will be described. The pair of front and rear beam members 3 a and 3 b constituting the machine beam 3 are respectively It is made of a steel material (for example, I-shaped steel or H-shaped steel), and a large number of control devices 40 are arranged in the internal spaces 3d and 3e on the left and right of the vertical wall 3c.
Further, first locking members 41, 41 having a U-shaped cross-section are fixed to the left and right upper ends of the box-shaped control device 40.
Further, second locking members 42, 42 having a U-shaped cross section are attached to the lower surface of the upper wall 3f of the beam member 3a so as to be engageable with the first locking members 41, 41, respectively. Yes.
In addition, anti-vibration rubber 43 is interposed between the locking members 41 and 42, respectively.

When the control device 40 is attached to the internal spaces 3d and 3e of the beam member 3a, the control device 40 is moved in the front-rear direction from the side of the beam member 3a as shown by the arrow A in FIG. As described above, while the first and second locking members 41 and 42 are engaged, the anti-vibration rubber 43 is sandwiched therebetween, and the control device 40 is suspended from the upper wall 3f of the beam member 3a.
Next, by using a fixing bolt (not shown), the first locking member 41 is prevented from falling off from the second locking member 42.
Next, the next control device 40 is attached to the internal spaces 3d and 3e of the beam member 3a in order.

That is, the equipment arrangement structure of the elevator machine room of the third embodiment is such that the control equipment 40 is housed in the internal space of a steel material (for example, I-shaped steel or H-shaped steel) forming the machine beam 3. A large number of control devices 40 can be accommodated within the vertical projection area of the machine beam 3 so that the space inside the machine room 2 can be used more effectively.
Further, when the support beam 10 for the rope hitch is formed from I-shaped steel, the control device 40 can be stored in the internal space of the support beam 10.
Even when the machine beam 3 and the support beam 10 are formed by C-shaped steel or plate bending, the internal space can be used for housing the control device 40.

Fourth Embodiment Finally, the equipment arrangement structure of the elevator machine room of the fourth embodiment will be described with reference to FIG. 10 and FIG. 11. One of the control equipment 50 or the power supply apparatus used for operating the hoisting machine 4 will be described. The part is formed in a rectangular parallelepiped shape, and a bar-like locking member 51 extending horizontally in the front-rear direction is fixed to the upper surface thereof.
On the other hand, the housing 4 a of the hoisting machine 4 is provided with through holes for bolts 52 that are screwed into both end surfaces of the locking member 51.

When the control device 50 is locked to the casing 4a of the hoisting machine 4, the control device 50 is positioned so as to face the drive sheave 6, and then the bolt 52 is inserted into the bolt insertion hole of the casing 4a. The stop member 52 is screwed to the housing 4a.
Thereby, since the control apparatus 50 can be arrange | positioned in the immediate vicinity of the hoisting machine 4, the length of the electrical wiring which connects the control apparatus 50 to the hoisting machine 4 can be made very short.
In addition, since the control device 50 is arranged in the space inside the casing 4a of the hoisting machine 4 that has not been used conventionally, the control device 50 is accommodated within the vertical projection area of the hoisting machine 4, The space inside the machine room 2 can be utilized even more effectively.

As mentioned above, although each embodiment of the equipment arrangement structure of the elevator machine room which concerns on this invention was described in detail, it cannot be overemphasized that this invention is not limited by embodiment mentioned above and a various change is possible.
For example, in the first embodiment described above, the control device 20 is accommodated between the pair of left and right beam members 10a and 10b constituting the support beam 10. However, the control device 20 is disposed on the lower surface of the pair of left and right beam members 10a and 10b. Needless to say, can be locked.

The side view which shows typically the elevator to which the arrangement structure of 1st Embodiment is applied. The front view which expands and shows the part of the winding machine shown in FIG. The top view which shows the part of the winding machine shown in FIG. The principal part fracture | rupture front view which shows the control apparatus in the arrangement structure of 1st Embodiment. The top view which shows the attachment state of the control apparatus shown in FIG. The front view which shows typically the control apparatus in the arrangement structure of 2nd Embodiment. The top view of the control apparatus shown in FIG. Sectional drawing which shows the arrangement structure of 3rd Embodiment. The front view which shows the arrangement structure of 3rd Embodiment. The top view of the winding machine to which the arrangement structure of 4th Embodiment is applied. The principal part fracture | rupture front view of the winding machine to which the arrangement structure of 4th Embodiment is applied.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Hoistway 2 Machine room 3 Machine beam 4 Hoisting machine 4a Case of hoisting machine 5 Deflection sheave 6 Drive sheave 7 Main rope 8 Car 9 Car side sheave 10 Support beam 11, 14 Rope hitch part 12 Counterweight 13 Weight side sheave 20 Control device 21 Substrate 22 Housing 23 Lid 24 Bolt 25 Locking member (locking means)
26 Eyebolt 27 Anti-vibration rubber (vibration isolation means)
30 Control Equipment 31 Board 32 Housing 33 Guide Rail 34 Pin 40 Control Equipment 41 First Locking Member (Locking Means)
42 Second locking member (locking means)
43 Anti-vibration rubber 50 Control device 51 Locking member (locking means)
52 volts

Claims (5)

A beam supporting a lifting device that lifts and lowers the car in the elevator machine room;
Equipment used to operate the lifting device;
Locking means for locking the device to the beam such that the device depends from the beam;
With
The equipment arrangement structure of an elevator machine room, wherein the equipment is arranged in a space below or on the side of the beam in the internal space of the machine room. A lifting device that lifts and lowers the car in the elevator machine room;
Equipment used to operate the lifting device;
Locking means for locking the device to the lifting device so that the device hangs down from the lifting device;
The equipment arrangement structure of an elevator machine room, wherein the equipment is arranged in a space below or on the side of the lifting device in the internal space of the machine room. It further comprises a housing for hermetically storing the device therein,
The equipment arrangement structure for an elevator machine room according to claim 1 or 2, wherein the locking means is attached to an upper portion of the casing.   The equipment arrangement structure for an elevator machine room according to claim 3, wherein the casing is made of a nonmagnetic material.   A prevention member which is interposed between the locked member to which the locking device is locked and the locking device to prevent transmission of vibration from the locked member to the locking device. The apparatus arrangement structure for an elevator machine room according to claim 1, further comprising a vibration means.

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