CN1592712A

CN1592712A - Elevator device

Info

Publication number: CN1592712A
Application number: CNA02823362XA
Authority: CN
Inventors: 池田史郎
Original assignee: Mitsubishi Electric Corp
Current assignee: Mitsubishi Electric Corp
Priority date: 2002-12-04
Filing date: 2002-12-04
Publication date: 2005-03-09
Also published as: DE60236551D1; JPWO2004050528A1; WO2004050528A1; KR20040083467A; EP1568644B1; EP1568644B9; KR100685505B1; EP1568644A4; EP1568644A1

Abstract

Elevator equipment, wherein a car deflector wheel for leading a main rope from a drive sheave to a car and a balance weight deflector wheel for leading the main rope from the drive sheave to a balance weight are disposed at the inside upper part of a hoistway, the drive sheave, the car deflector wheel, and the balance weight deflector wheel are disposed so that the rotating shafts thereof extend parallel with each other, and a drive device is positioned lower than the car deflector wheel while avoiding an upper beam in a vertical plane of projection.

Description

Lift appliance

Technical field

The present invention relates to the actuating device that lifting car and counterweight are used is configured in the machine House-less type lift appliance on the top in the hoist trunk.

Background technology

For example there is a kind of Japanese Patent spy to open traditional machine House-less type lift appliance that the 2002-80178 communique is put down in writing, actuating device and deflector sheave are configured in top in the hoist trunk.Volume is hung many main ropes on the drive pulley of actuating device and deflector sheave.For strengthen main rope to the winding angle of drive pulley with increasing traction, main rope is according to hanging on the drive pulley to the form volume that the extendible portion of car and extendible portion to deflector sheave intersect.And in order not make to the extendible portion of car and extendible portion mutual interference mutually to deflector sheave, actuating device is installed on the mechanical stage according to the axis of revolution bevelled form with the relative deflector sheave of axis of revolution of drive pulley.

Like this, in traditional lift appliance, for the axis of revolution of the relative deflector sheave of axis of revolution that makes drive pulley tilts, actuating device obliquely must be installed on the mechanical stage, it is pretty troublesome to adjust setting angle.Again, strengthened the enter angle of main rope to the rope groove of drive pulley, might be because of shortening life-span of main rope with the friction of rope groove.

Again, because of actuating device being configured in the topmost in the hoist trunk, thus when the actuating device volume is big, the space in the hoist trunk must be expanded upward, thus the above-below direction size of hoist trunk strengthened.

Summary of the invention

The present invention makes in order to solve above-mentioned problem, its purpose is, provide actuating device and deflector sheave the installation exercise facilitation, and can suppress the wearing and tearing of the main rope that causes because of friction and can reduce the lift appliance of the above-below direction size of hoist trunk with the rope groove.

Lift appliance of the present invention comprises: have motor section and be subjected to the motor section driving rotational drive pulley, be configured in the actuating device on the top in the hoist trunk; Have the 1st and the 2nd end, rolled up the main rope that hangs on the drive pulley; Have the car frame that comprises upper beam and be bearing in cage on the car frame, be suspended in the car of the 1st end by the below of putting the beams in place; And the counterweight that is suspended in the 2nd end, top in hoist trunk, dispose and guide main rope into the car deflector sheave of car and the counterweight deflector sheave of main rope being guided into counterweight from drive pulley from drive pulley, the form that the axis of revolution that drive pulley, car deflector sheave and counterweight deflector sheave are configured to these members is parallel to each other and extends, actuating device is lower than car deflector sheave and counterweight deflector sheave, and is configured in the position of avoiding putting the beams in place in the vertical plane.

Description of drawings

Fig. 1 is the lateral plan of the lift appliance of expression the invention process form 1.

Fig. 2 is the birds-eye view of the lift appliance of presentation graphs 1.

Fig. 3 is the front view at the hoist trunk top of Fig. 1.

Fig. 4 is the instruction diagram of diameter Relationship one example of the diameter of drive pulley of presentation graphs 1 and car deflector sheave and counterweight deflector sheave.

Fig. 5 is the diameter of drive pulley of presentation graphs 1 and another routine instruction diagram of diameter Relationship of car deflector sheave and counterweight deflector sheave.

Fig. 6 wants the lateral plan of portion for the lift appliance of expression the invention process form 2.

Fig. 7 is the lateral plan of the lift appliance of expression the invention process form 3.

The specific embodiment

Below, be applicable to example of the present invention with reference to description of drawings.

[example 1]

Fig. 1 is the lateral plan of the lift appliance (1: 1 rope takeup type machine House-less type elevator) of expression the invention process form 1, and Fig. 2 is the birds-eye view of the lift appliance of presentation graphs 1, and Fig. 3 is the front view at the hoist trunk top of Fig. 1.

Among the figure, be provided with a pair of car guide rail 2 and a pair of weight guide 3 in the hoist trunk 1.Car 4 is subjected to the guiding of car guide rail 2 to carry out lifting in hoist trunk 1.Counterweight 5 is subjected to the guiding of weight guide 3 to carry out lifting in hoist trunk 1.

Car 4 has car frame 7 that comprises upper beam 6 and the cage 8 that is subjected to car frame 7 supportings below upper beam 6.On car frame 7, be equipped with a plurality of guide tiles 9 that engage with weight guide 3.Be provided with the cage door device 10 that opens and closes car gangway (not shown) in the front of cage 8.Taking advantage of place, the Room to be provided with the landing door device 11 that opens and closes car gangway (not shown).

The a pair of mechanical stage 12 that extends along hoist trunk 1 standard width of a room in an old-style house direction (left and right directions of Fig. 2) is being fixed on top in hoist trunk 1.Mechanical stage 12 is fixed on the structure beam 13 of building side.A pair of actuating device support beam 14 is installed in the bottom of mechanical stage 12.

In the bottom of actuating device support beam 14, be equipped with the actuating device 15 that car 4 and counterweight 5 liftings are used.The drive pulley 17 that actuating device 15 has motor section 16 and is subjected to motor section 16 driving rotational.Again, actuating device 15 is configured to the axis of revolution of drive pulley 17 along the horizontally extending state of hoist trunk 1 standard width of a room in an old-style house direction.

Volume hangs with many main ropes 18 on drive pulley 17.Each main rope 18 has the 1st and the 2nd end 18a, 18b.Car 4 is suspended to the 1st end 18a by cage side rope clamp (not shown).Counterweight 5 is suspended to the 2nd end 18b by counterweight side rope clamp (not shown).

A pair of deflector sheave support beam 19 is installed on the top of mechanical stage 12.On this deflector sheave support beam 19, be equipped with and guide main rope 18 into the car deflector sheave 20 of car 4 and the counterweight deflector sheave 21 of main rope 18 being guided into counterweight 5 from drive pulley 17 from drive pulley 17.

Main rope 18 is hung over the downside of drive pulley 17 and the upside of car deflector sheave 20 and counterweight deflector sheave 21 by volume.

The axis of revolution that drive pulley 17, car deflector sheave 20 and counterweight deflector sheave 21 are configured to these members is parallel to each other and horizontally extending form.Actuating device 15 is lower than car deflector sheave 20 and counterweight deflector sheave 21, and is configured in put the beams in place 6 position of avoiding in the vertical plane.

Again, actuating device 15 is configured at least a portion and the position that car 4 overlaps in the vertical plane.And actuating device 15 is configured on the position that its part overlaps with car deflector sheave 20 and counterweight deflector sheave 21 localities in vertical plane.

Between mechanical stage 12 and actuating device support beam 14 and deflector sheave support beam 19, clamp the vibration that prevents actuating device 15, car deflector sheave 20 and counterweight deflector sheave 21 and pass a plurality of vibrationproof members 22 to the vibration-proof rubber of building etc.

The control panel 23 of accessory drive 15 grades is being fixed by the wall portion on the top in hoist trunk 1.Control panel 23 is configured in the configuring area of interior landing door device 11 of vertical plane and cage door device 10.

In this lift appliance, because of being parallel to each other, the axis of revolution of drive pulley 17, car deflector sheave 20 and counterweight deflector sheave 21 extends the shape configuration, so carry out the installation exercise of actuating device 15, car deflector sheave 20 and counterweight deflector sheave 21 easily.

Again, can reduce the enter angle of main rope 18, prolong the life-span of main rope 18 to the rope groove of drive pulley 17, car deflector sheave 20 and counterweight deflector sheave 21.That is, in example 1, each the main rope 18 cooresponding rope groove with drive pulley 17, car deflector sheave 20 and counterweight deflector sheave 21 can be disposed in-lines, enter angle and be roughly 0 degree.

And, because of actuating device 15 lower than car deflector sheave 20 and counterweight deflector sheave 21, and be configured in put the beams in place 6 position of avoiding in the vertical plane, even so adopt the occasion of large-scale actuating device 15, so long as car frame 7 not with scope that cage 8 disturbs mutually in, just do not need to expand upward the space in the hoist trunk 1, can reduce the above-below direction size of hoist trunk 1.Again, even be subjected to certain former thereby make car 4 rise to the occasion more taller than uppermost storey stop position, putting the beams in place 6 can not contact with actuating device 15 yet.

Be configured on a part and the position that car 4 overlaps in the vertical plane, because of actuating device 15 so can reduce the sectional area of hoist trunk 1 again.

Because the part of actuating device 15 is configured on the position that vertical plane is interior with car deflector sheave 20 and counterweight deflector sheave 21 overlap, therefore can reduce the sectional area of hoist trunk 1.

Again, because actuating device 15 is installed in the bottom of mechanical stage 12, car deflector sheave 20 and counterweight deflector sheave 21 are installed in the top of mechanical stage 12, therefore can shared mechanical stage 12, actuating device 15 can be configured in the position lower than car deflector sheave 20 and counterweight deflector sheave 21.

And, because of control panel 23 is configured in landing door device 11 and cage door device 10 directly over, so can effectively utilize space in the hoist trunk 1.

Last example be structure beam 13 by the building side with mechanical stage 12 supporting, but for example also can adopt the structure with mechanical stage 12 supportings by the either party at least of car guide rail 2 and weight guide 3.In this occasion, can alleviate load burden to building.Otherwise, by the occasion of structure beam 13, alleviated load burden to guide

rail

2,3 with mechanical stage 12 supportings, can reduce the intensity of

guide rail

2,3.

As the motor section 16 of actuating device 15, both can use the slim motor of diameter dimension greater than axial dimension, also can use the big tubular electrical machines of axial dimension diameter group size.

At this moment, the diameter of drive pulley 17 also can be different with the either party's at least of car deflector sheave 20 and counterweight deflector sheave 21 diameter.Like this, can adjust to the winding angle of drive pulley 17 main rope 18.

For example, Fig. 4 is the instruction diagram of diameter Relationship one example of the diameter of drive pulley 17 of presentation graphs 1 and car deflector sheave 20 and counterweight deflector sheave 21, and Fig. 5 is another routine instruction diagram of expression.Like this, the diameter by making drive pulley 17 and the diameter Relationship of car deflector sheave 20 and counterweight deflector sheave 21 change, and can adjust to the winding angle of drive pulley 17 main rope 18.

Again, change, also can adjust to the winding angle of drive pulley 17 main rope 18 by making the drive pulley 17 and the distance of car deflector sheave 20 and counterweight deflector sheave 21.

By the diameter D of drive pulley 17, car deflector sheave 20 and counterweight deflector sheave 21 and the ratio D/d of the diameter d of main rope 18 are set in below 20, can realize the miniaturization of drive pulley 17, car deflector sheave 20 and counterweight deflector sheave 21 and the save spaceization of hoist trunk 1.

And in order to make above-mentioned pulley pathization, the resin-coating rope that also peripheral part can be provided with the outer cladding of being made up of height friction resin material is with the rope of deciding.

[example 2]

Fig. 6 wants the lateral plan of portion for the lift appliance of expression the invention process form 2.In this example, actuating device 15 is configured to the state that overlaps with counterweight 5 in vertical plane.Main rope 18 passes between drive pulley 17 and the motor section 16 from the part 18c that counterweight deflector sheave 21 extends to counterweight 5.Other structure is identical with example 1.

Adopt this structure, also can make the installation exercise facilitation of actuating device 15 and

deflector sheave

20,21, can suppress simultaneously wearing and tearing, can reduce the above-below direction size of hoist trunk 1 again because of the main rope 18 that causes with contacting of rope groove.

Even in the little occasion of the depth size of car 4, also can prevent the actuating

device

15 and 6 interference mutually of putting the beams in place reliably.

[example 3]

Fig. 7 is the lateral plan of the lift appliance of expression the invention process form 3.In this example, actuating device 15 is installed in the top of mechanical stage 11 by mechanical stage support beam 14.Deflector sheave support beam 19 is bearing on the mechanical stage 11 of actuating device 15 tops by supporting station 24.Like this, car deflector sheave 20 and counterweight deflector sheave 21 are supported on the mechanical stage 12 of actuating device 11 tops.Other structure is identical with example 1.

deflector sheave

Claims

1. lift appliance comprises:

Have motor section and be subjected to described motor section driving rotational drive pulley, be configured in the actuating device on the top in the hoist trunk;

Have the 1st and the 2nd end, rolled up the main rope that hangs on the described drive pulley;

Have the car frame that comprises upper beam and be bearing in cage on the described car frame, be suspended in the car of described the 1st end by the below of described upper beam;

And the counterweight that is suspended in described the 2nd end, it is characterized in that,

Top in described hoist trunk disposes described main rope is guided into the car deflector sheave of described car and guided described main rope the counterweight deflector sheave of described counterweight into from described drive pulley from described drive pulley,

The form that the axis of revolution that described drive pulley, described car deflector sheave and described counterweight deflector sheave are configured to these members is parallel to each other and extends,

Described actuating device is lower than car deflector sheave and counterweight deflector sheave, and is configured in the position of avoiding described upper beam in the vertical plane.

2. lift appliance as claimed in claim 1 is characterized in that, described actuating device is configured at least a portion in the vertical plane and the position that described car overlaps.

3. lift appliance as claimed in claim 1 is characterized in that, described actuating device is configured on the position that its part overlaps with the either party at least of described car deflector sheave and described counterweight deflector sheave in vertical plane.

4. lift appliance as claimed in claim 1 is characterized in that, the diameter of described drive pulley is different with the either party's at least of described car deflector sheave and described counterweight deflector sheave diameter.

5. lift appliance as claimed in claim 1, it is characterized in that, top in described hoist trunk, described actuating device is fixed on the mechanical stage of described car deflector sheave of supporting and described counterweight deflector sheave, described actuating device is installed in the bottom of described mechanical stage, and described car deflector sheave and described counterweight deflector sheave are installed in the top of described mechanical stage.

6. lift appliance as claimed in claim 1, it is characterized in that, top in described hoist trunk, described actuating device is fixed on the mechanical stage of described car deflector sheave of supporting and described counterweight deflector sheave, described actuating device is installed in the top of described mechanical stage, described car deflector sheave and described counterweight deflector sheave are subjected to the supporting of described mechanical stage above described actuating device.

7. lift appliance as claimed in claim 1 is characterized in that, described main rope is the resin-coating rope that is provided with the outer cladding of being made up of height friction resin material at peripheral part.

8. lift appliance as claimed in claim 1 is characterized in that, the diameter of described drive pulley, described car deflector sheave and described counterweight deflector sheave, and the diameter that is set at described main rope is below 20 times.

9. lift appliance as claimed in claim 1 is characterized in that, the control panel of controlling described actuating device is fixed on the wall portion of described hoist trunk internal upper part, and is configured in the configuring area of interior landing door device of vertical plane and cage door device.