CN1250442C

CN1250442C - Elevator

Info

Publication number: CN1250442C
Application number: CNB018221777A
Authority: CN
Inventors: 泷川行洋
Original assignee: Mitsubishi Electric Corp
Current assignee: Mitsubishi Electric Corp
Priority date: 2001-11-22
Filing date: 2001-11-22
Publication date: 2006-04-12
Anticipated expiration: 2021-11-22
Also published as: EP1447370A1; CN1486272A; JP4056475B2; WO2003043921A1; EP1447370B1; EP1447370A4; JPWO2003043921A1; KR20040016836A; KR100514339B1

Abstract

The present invention relates to an elevator device which is provided with supporting components, and the supporting components are arranged at the upper ends of counterweight guide rails (6) guiding a counterweight (8) to rise and fall in an elevating way (1), and support hoisters (9) arranged near the top in the elevating way (1). In the structure, connecting bodies (17) are mutually arranged in the upper direction and the lower direction of guide rail supporting frames (4) of a fixing body (5) which fixes a cage guide rail (3) to the elevating way (1) to connect the counterweight guide rails (6) on the cage guide rail (3). Therefore, the displacement generated in the vertical direction of a shaft on the counterweight guide rails (6) is transmitted to the cage guide rail (3) for support by the connecting bodies (17); therefore, the counterweight guide rails (6) can not be bent by pressure, and the strength of the counterweight guide rails (6) can be approximate to that needed by the guiding function of the counterweight (8). Consequently, the size of the counterweight guide rails (6) can be reduced, and the manufacturing cost of the elevator device is reduced.

Description

Lift appliance

Technical field

The present invention relates to a kind of lift appliance, this lift appliance is by being located in the access trunk, and the upper end supporting of the counterweight guide rail of guiding counterweight lifting is configured in the supporting member near the winch at access trunk top.

Background technology

Fig. 4 and Fig. 5 represent with TOHKEMY 2000-318946 communique for example on the existing lift appliance of the similar that disclosed, Fig. 4 is a longitudinal diagram, Fig. 5 is the drawing in side sectional elevation of Fig. 4 main portion.In the drawings, 1 is the access trunk of elevator, 2 for the car of lifting in access trunk 1,3 for being located in the access trunk 1, on horizontal plane, be configured in car 2 both sides respectively, the car guide rail of guiding car 2 liftings.

4 is guide rail bracket, and the one side is fixed on the fixed body 5 that the beam of the side that forms access trunk 1 forms, and connects car guide rail 3 on the opposite side, is configured in the access trunk 1 with being separated from each other along the vertical direction.

6 is the counterweight guide rail, be located in the access trunk 1, dispose two row in the horizontal direction with being separated from each other, wherein row are connected on the guide rail bracket 4, another row are fixed on the fixed body 5, be connected in and be separated from each other on the above-below direction on the counterweight carriage 7 that is configured on the access trunk 1,6 boot configuration are between two row, along the lifting of the counterweight 8 of access trunk 1 lifting.

9 for to be configured in by near the winch access trunk 1 top, and 10 for two ends are connected to the supporting member of the upper end supporting winch 9 of

counterweight guide rail

6, and 11 are the outstanding hawser stopper arms that is arranged near car guide rail 3 upper ends.

12 is the main push-towing rope rope, and the one end is connected on the hawser stopper arms 11, around hanging on the car pulley 13 that is installed in car 2 bottoms, prolong upward, on the driving rope sheave that hangs over winch 9, prolong downwards, on the sash pulleys 14 that hangs over counterweight 8, the other end then is connected in supporting member 10 again.

Existing lift appliance constitutes as mentioned above, in case start winch 9, by main push-towing rope rope 12, car 2 and counterweight 8 just liftings round about.And the load of the tension force of the deadweight of winch 9 and main push-towing rope rope 12 generation, supported by car guide rail 3 by hawser stopper arms 11, or supported by counterweight guide rail 6 by supporting member 10.

In such structure because the major part of the downward load that the tension force of main push-towing rope rope 12 etc. cause, work as the axle pressure that acts on counterweight guide rail 6, therefore, counterweight guide rail 6 is except the bending strength of the vertical direction of the needed axle of the guiding function of counterweight 8, also need to resist the intensity of axle pressure, therefore compare with the situation of the effect that does not have axle pressure, large-sized counterweight guide rail is set.Therefore the high problem of lift appliance manufacturing expense is arranged.

In addition, the structure of Fig. 4, lift appliance shown in Figure 5, for the building that access trunk 1 is a lift appliance is set, the load that is formed in vertical direction by lift appliance reduces, and can reduce expenditure on construction.And on the skeleton of the staggered layout reinforcing bar of building, adhere to the structure that can not erect the wall material that holding-down bolt is set, be under the situation of soft junction structure, be on the framework material that constitutes every layer of terrace of building fixed guide carriage 4, counterweight guide rail bracket 7.

For this reason, the disposition interval of guide rail bracket 4 above-below directions such as grade is identical with the floor height of building, normally with 3～4 meters spacing supporting car guide rail 3 etc.And, when normal load acts on counterweight guide rail 6, if supporting spacing is long then can buckle, so be necessary correspondingly counterweight guide rail 6 sizes to be strengthened with supporting spacing.

Therefore, the objective of the invention is to, obtain for the structure of compressive load in the counterweight guide rail of guiding counterweight lifting, even use standard-sized counterweight guide rail, the elongated lift appliance of buckling that also do not produce of supporting spacing.

Summary of the invention

The invention provides a kind of lift appliance, possess the winch that is configured near the access trunk top; Utilize this winch by the main push-towing rope rope drive, the car of lifting and counterweight on the opposite sense in described access trunk; Be located in the described access trunk, guide the car guide rail of described car lifting; One side is fixed on the fixed body of described access trunk, connects the guide rail bracket of described car guide rail on the opposite side, and described guide rail bracket is separated from each other configuration along the vertical direction in described access trunk; Be located in the described access trunk, along continuous straight runs is separated from each other the counterweight guide rail that is configured to two row, in the described two row counterweight guide rails one row are connected on the described guide rail bracket, and described counterweight guide rail is to being configured in the descending operation channeling conduct of the counterweight between the described two row counterweight guide rails; The supporting member of winch, the upper end of supporting described counterweight guide rail; And one connect described car guide rail on the side, connects the described counterweight guide rail of subtend on the opposite side, the connector that disposes between the described guide rail bracket on the above-below direction; Wherein, near the position of counterweight guide rail that is connected in connector, have end with the main push-towing rope rope and be connected hawser retainer on the supporting member of winch heavy side.

By means of this,, the displacement of the following axle vertical direction that produces on the counterweight guide rail to load of the generations such as tension force of elevator main rope supported because being delivered to car guide rail by connector.Owing to can access the counterweight guide rail that size is not excessive and do not buckle, thereby might reduce the manufacturing expense of lift appliance.

Description of drawings

Fig. 1～Fig. 3 is an example of the example of desirable lift appliance of the present invention,

Fig. 1 is a longitudinal section,

Fig. 2 is the amplification stereogram at the connector place in the presentation graphs 1,

Fig. 3 is the planar view at the connector place of amplification presentation graphs 2.

Fig. 4 and Fig. 5 represent existing lift appliance,

Fig. 4 is a longitudinal diagram,

Fig. 5 is the drawing in side sectional elevation of the main portion of Fig. 4.

Concrete example

In order to illustrate in greater detail the present invention, describe by accompanying drawing below.In Fig. 1～Fig. 3,1 for the access trunk of elevator, 2 for the car of lifting in access trunk, 3 for being located in the access trunk 1, convenient configuration on horizontal plane, the car guide rail of guiding car 2 liftings in car 2 both sides.

4 is guide rail bracket, and a side is fixed on the fixed body 5 that the beam by the side that forms access trunk 1 forms, and connects car guide rail 3 on the opposite side, is configured in the access trunk 1 with being separated from each other along the vertical direction.

6 is the counterweight guide rail, be located at formation in the access trunk 1 and be separated from each other two row of configuration in the horizontal direction, wherein row are connected on the guide rail bracket 4, another row are fixed on the fixed body 5, and be connected on the counterweight carriage 7 that is configured in the access trunk 1 with being separated from each other on the above-below direction, boot configuration between two row along the lifting of the counterweight 8 of access trunk 1 lifting.

9 for being configured in the winch near access trunk 1 top, and 10 for two ends are connected to the upper end of counterweight guide rail 6, the supporting member of supporting

winch

9, and 11 are the outstanding hawser stopper arms that is arranged near car guide rail 3 upper ends.

12 is the main push-towing rope rope, the hawser retainer 15 of one end is connected on the hawser stopper arms 11, around being hung on the car pulley 13 that is journaled into car 2 bottoms, prolong upward, on the driving rope sheave that hangs over a volume machine 9, prolong downwards, on the sash pulleys 14 that hangs over counterweight 8, the hawser retainer 16 of the other end is connected on the position of close counterweight guide rail 6 of guide rail bracket 4 one sides of supporting member 10.

17 is connector, along the vertical direction guide rail bracket 4 dispose one each other at least, on the one side, car guide rail 3 utilization penetrates the bolt 19 of rail folder 18 and connector 17 edge parts and the nut 20 tightened on the penetration end of bolt 19 connects.And on opposite side, opposed counterweight guide rail 6 reaches the nut of tightening 23 by the bolt 22 that penetrates rail folder 21 and connector 17 edge parts and connects on the penetration end of bolt 22.

In the lift appliance of said structure, in case start winch 9, by main push-towing rope rope 12, car 2 and counterweight 8 oppositely lifting mutually.And, the load that produces by the tension force of the deadweight of winch, main push-towing rope rope 12, by hawser stopper arms 11 by car guide rail 3 supportings, again again by supporting member 10, by 6 supportings of counterweight guide rail.

In such structure, act on counterweight guide rail 6 by the following major part of the generations such as tension force of main push-towing rope rope 12, so buckling of producing of load occurs on the counterweight guide rail 6 thus to load.But at least one place's configuration connector 17 is connecting counterweight guide rail 6 on car guide rail 3 between the guide rail bracket on the above-below direction 4.

Therefore, because generations such as the tension force of main push-towing rope rope 12 is following to load, the displacement that occurs in the axle vertical direction on the counterweight guide rail 6 is delivered to car guide rail 3 by connector 17 and is supported.Therefore, the counterweight guide rail is not buckled, so can be near the needed intensity of the guiding function of counterweight 8.

Therefore, utilize simple apparatus structure, also do not need complicated formality just the dimensional standardization of counterweight guide rail 6 to be that is to say to make size decreases, reduce the manufacturing expense of lift appliance.

In addition, to connector 17, car guide rail 3 and counterweight guide rail 6 connect by rail folder 18, rail folder 21 respectively.Therefore, utilize connector 17 can easily connect car guide rail 3 and counterweight guide rail 6 in the suitable place of above-below direction, and the displacement of axle vertical direction that can limit the counterweight guide rail is in specified value, the number that therefore suitably increases connector 17 is also just easy.

Thereby, can easily adapt to for the displacement of the different counterweight guide rail 6 of each lift appliance in the axle vertical direction, can easily implement to tackle the way of counterweight guide rail 6 by shirtsleeve operation in the displacement of axle vertical direction.

Again, the hawser retainer 16 of counterweight 8 one sides of main push-towing rope rope 12 is configured in the end near counterweight guide rail 6 one sides, and 6 on counterweight guide rail is connected on the connector 17 of supporting member 10.By means of this, the major part that acts on the normal load of hawser retainer 16 is supported by the counterweight guide rail 6 that is connected in connector 17, and the displacement of counterweight guide rail 6 on the axle vertical direction of the close connector 17 that is produced by the load of hawser retainer 16 is delivered to car guide rail 3 by connector 17 and supported.

Thereby, counterweight guide rail 6 near connector 17 is not buckled, so can make intensity near the counterweight guide rail 6 of connector 17 near the needed intensity of the guiding function of counterweight 8, can make the dimensional standardization of counterweight guide rail 6, and can reduce the manufacturing expense of lift appliance.

Industrial applicability

As mentioned above, in lift appliance of the present invention, the building that lift appliance is set is in staggered layout Adhere on the skeleton of reinforcing bar in the situation can not erect the soft structure that wall material that foundation bolt is set forms, Fixed guide carriage in the framework material of the every one deck terrace of formation building. And, by being located in the fall way, The upper end supporting of the counter weight guide track of guiding counterweight lifting is configured near the hoist engine of fall way inner top Supporting member. For so a kind of structure, as described below carrying out can be eliminated the axial pressure of counter weight guide track What the contracting load caused buckles.

That is to say, by the upper and lower of the guide rail bracket on the fixed body that car guide rail is fixed on fall way Connector to disposing each other is connected in car guide rail with counter weight guide track. Like this, resulting from counterweight leads Displacement on the axle vertical direction of rail is delivered to car guide rail by connector and is supported. Thereby counterweight Guide rail can not buckled, so can be near the needed intensity of the guiding function of counterweight. Therefore, can make right Heavy guide rail is realized standardized small size, thereby can reach the effect that reduces the lift appliance manufacturing expense.

Claims

1. a lift appliance is characterized in that possessing

Be configured in winch near the access trunk top; Utilize this winch by the main push-towing rope rope drive, the car of lifting and counterweight on the opposite sense in described access trunk; Be located in the described access trunk, guide the car guide rail of described car lifting; One side is fixed on the fixed body of described access trunk, connects the guide rail bracket of described car guide rail on the opposite side, and described guide rail bracket is separated from each other configuration along the vertical direction in described access trunk; Be located in the described access trunk, along continuous straight runs is separated from each other the counterweight guide rail that is configured to two row, in the described two row counterweight guide rails one row are connected on the described guide rail bracket, and described counterweight guide rail is to being configured in the descending operation channeling conduct of the counterweight between the described two row counterweight guide rails; The supporting member of winch, the upper end of supporting described counterweight guide rail; And one connect described car guide rail on the side, connects the described counterweight guide rail of subtend on the opposite side, the connector that disposes between the described guide rail bracket on the above-below direction;

Wherein, near the position of counterweight guide rail that is connected in connector, have end with the main push-towing rope rope and be connected hawser retainer on the supporting member of winch heavy side.

2. lift appliance as claimed in claim 1 is characterized in that,

Car guide rail and counterweight guide rail are connected on the connector by guide rail bracket.