CN218841421U

CN218841421U - Steel belt rope winding structure capable of reducing height of elevator installation top layer

Info

Publication number: CN218841421U
Application number: CN202223178560.5U
Authority: CN
Inventors: 朱海飞; 黄嘉文; 吴飞; 杨华
Original assignee: Demajisen Elevator Foshan Co ltd
Current assignee: Demajisen Elevator Foshan Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-04-11
Anticipated expiration: 2032-11-28

Abstract

A steel belt wiring structure capable of reducing the height of an elevator installation top layer comprises an elevator shaft, a supporting mechanism, a traction mechanism, a balancing mechanism and a steel wire rope, wherein a bearing beam is arranged at the top of the elevator shaft, the supporting mechanism is arranged at the top of the bearing beam, the traction mechanism is arranged below the bearing beam, the balancing mechanism is arranged below the traction mechanism, one end of the steel wire rope is connected with the supporting mechanism, the middle of the steel wire rope is wound around the traction mechanism, the other end of the steel wire rope is connected with the balancing mechanism, a first guide wheel is arranged in a space formed by the top of the elevator shaft and the bearing beam, the stress direction of the steel wire rope is changed through the first guide wheel, so that the first rope head plate is horizontally fixed on a first fixing seat, and the installation height of the top of the elevator is further reduced while the height of an elevator car is not changed; the traction mechanism and the balance mechanism are arranged below the bearing beam, so that the height of the top space is only 1.2 to 2 times of the height of the first guide wheel, and the installation space at the top of the elevator shaft is reduced.

Description

Steel belt rope winding structure capable of reducing height of elevator installation top layer

Technical Field

The utility model relates to an elevator technical field, concretely relates to can reduce steel band wiring structure of elevator installation top layer height.

Background

With the rapid development of society, the number of high-rise buildings is rapidly increasing, and as a means of transporting people or goods in the high-rise buildings, elevators have become an indispensable part of people's lives. Elevator from the installation time, need be at indoor special construction elevator shaft, and owing to need install elevator equipment, the reservation height of elevator shaft needs often to be higher than the house by a big section, if can't reserve unnecessary height, for example want when villa installation elevator because the high restriction of villa height, then need reduce elevator car's height so that the top has sufficient space to install elevator equipment. In order to save the installation space at the top of the elevator shaft, a rope winding structure capable of reducing the installation height of the elevator equipment needs to be designed.

In the prior art of elevators, as shown in patent CN201911221555.8, in a large-load cargo elevator structure, the elevator structure includes a machine room at the top, a car frame and a counterweight device connected by a hoist rope, where the machine room includes a main bearing beam, an auxiliary bearing beam, a counterweight bearing beam assembly, and two groups of car bearing beam assemblies, and in this technology, a traction machine and a guide wheel are both installed on the bearing beams, although a rope winding structure replaces the traction machine with a small traction machine, so as to save installation space, and the installation height is reduced to some extent compared with that of a conventional elevator, the elevator structure is not an optimal structure, and has the following defects: in the technology, rope head frames at two ends of a steel wire rope still need a certain height to be provided with the rope head frames; secondly, the top space in the technology still needs to reserve the installation height of the traction machine.

In order to reduce the installation height of the elevator top as much as possible and solve the technical defects in the above patent technology, the inventor improves and perfects the prior art.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a steel belt wiring structure capable of reducing the height of an elevator installation top layer.

The utility model provides a technical scheme that its technical problem adopted is:

the steel belt wiring structure capable of reducing height of an elevator installation top layer comprises an elevator shaft, a supporting mechanism, a traction mechanism, a balance mechanism and a steel wire rope, wherein a bearing beam is arranged at the top of the elevator shaft, the supporting mechanism is arranged at the top of the bearing beam, the traction mechanism is arranged below the bearing beam, the balance mechanism is arranged below the traction mechanism, the traction mechanism and the balance mechanism are arranged at the rear of an elevator car, one end of the steel wire rope is connected with the supporting mechanism, the traction mechanism is wound in the middle of the steel wire rope, and the other end of the steel wire rope is connected with the balance mechanism.

Furthermore, the supporting mechanism comprises a first rope hitch plate for fixing the steel wire rope and a first guide wheel and a second guide wheel for changing the direction of the steel wire rope, the first rope hitch plate is fixed at the top of the bearing beam, and the first guide wheel and the second guide wheel are respectively arranged on two sides of the bearing beam

Furthermore, a first fixing seat used for fixing the first rope hitch plate on the spandrel girder is arranged on the first rope hitch plate, and the first rope hitch plate is horizontally fixed on the spandrel girder through the first fixing seat.

Further, one end of the steel wire rope is fixed on the first rope hitch plate, and then the steel wire rope horizontally bypasses the first guide wheel and then goes downwards.

Further, the wire rope passes downwards around a guide wheel on the top of the elevator car and then upwards, and then the wire rope passes downwards around a second guide wheel.

The utility model discloses in, drive mechanism is including the third leading wheel that is used for power take off's hauler and is used for changing the wire rope direction, the spandrel girder bottom at the elevartor shaft rear side is installed to the hauler, the third leading wheel is installed in the hauler below.

Further, the steel wire rope bypasses the third guide wheel from the second guide wheel downwards and then bypasses the traction machine upwards, and the steel wire rope bypasses the traction machine and then is connected with the balance mechanism downwards.

The utility model discloses in, balance mechanism is including being used for the terminal second rope hitch plate of fixed wire rope, being used for the second fixing base of fixed second rope hitch plate and being used for balancing elevator car weight to heavy, the second fixing base is fixed in the hauler below, the second rope hitch plate is vertical to be fixed on the second fixing base, hoist in second rope hitch plate bottom to heavily passing through wire rope, be equipped with the fourth leading wheel that is used for changing the wire rope direction to heavy top.

Further, the wire rope is wound downward from the traction machine around the fourth guide pulley, and then the end of the wire rope is fixed upward on the second rope hitch plate.

Compared with the prior art, the utility model, have following advantage and effect: the first guide wheel is arranged in a space formed by the top of the elevator shaft and the bearing beam, and the stress direction of the steel wire rope is changed through the first guide wheel, so that the first rope hitch plate is horizontally fixed on the first fixed seat, and the installation height of the top of the elevator is further reduced while the height of the elevator car is not changed; the traction mechanism and the balance mechanism are arranged below the bearing beam, so that the height of the top space is only 1.2 to 2 times of the height of the first guide wheel, and the installation space at the top of the elevator shaft is reduced as much as possible; the top of the elevator car is close to the bearing beam as much as possible by adopting the first guide wheel and the second guide wheel, so that the utilization of the top space is maximized, and the height of the elevator car is increased.

Drawings

The present invention is further described below with reference to the accompanying drawings and embodiments:

FIG. 1 is a schematic view of a rope winding structure according to the present embodiment;

FIG. 2 is a schematic view of a supporting mechanism in the present embodiment;

FIG. 3 is a schematic view of the traction mechanism of the present embodiment;

fig. 4 is a schematic view of the balancing mechanism in this embodiment.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solution in the embodiments of the present invention, and the present invention is not limited to the following embodiments.

As shown in fig. 1 to 4, the embodiment discloses a steel belt roping structure capable of reducing the height of an elevator installation top floor, which includes an elevator shaft 1, a supporting mechanism 2, a traction mechanism 3, a balancing mechanism 4 and a steel wire rope 5, wherein a bearing beam 11 is arranged at the top of the elevator shaft 1, the supporting mechanism 2 is arranged at the top of the bearing beam 11, the distance from the top of the bearing beam 11 to the top of the elevator shaft 1 is 1.2 to 2 times the height of the supporting mechanism 2, the traction mechanism 3 is arranged below the bearing beam 11, the balancing mechanism 4 is arranged below the traction mechanism 3, the traction mechanism 3 and the balancing mechanism 4 are both arranged behind an elevator car, one end of the steel wire rope 5 is connected with the supporting mechanism 2, the middle of the steel wire rope 5 bypasses the traction mechanism 3, the other end of the steel wire rope 5 is connected with the balancing mechanism 4, a first rope hitch plate in the supporting mechanism is arranged horizontally, and the traction mechanism and the balancing mechanism are arranged below the bearing beam, so that the height of a top space is only 1.2 to 2 times the height of a first guide wheel, and the installation space of the elevator at the top is reduced as much as possible.

Preferably, the support mechanism 2 includes a first rope hitch plate 22 for fixing the steel rope 5 and first and

second guide pulleys

23a and 23b for changing the direction of the steel rope 5, the first rope hitch plate 22 is fixed on the top of the load-bearing beam 11, the first and

second guide pulleys

23a and 23b are respectively installed on both sides of the load-bearing beam 11, and the top space is maximized and the height of the elevator car is increased by approaching the top of the elevator car as close as possible to the load-bearing beam 11 using the first and

second guide pulleys

23a and 23 b.

Preferably, a first fixing seat 23c for fixing the first rope hitch plate 22 on the spandrel girder 11 is arranged on the first rope hitch plate 22, the first fixing seat 23c is formed by bending a right-angle steel plate, the bending angle is 90 degrees, a reinforcing rib is arranged on the first fixing seat 23c, one surface of the first fixing seat 23c is fixed on the spandrel girder 11 through a screw, the first rope hitch plate 22 is fixed on the other surface of the first fixing seat 23c, and the first rope hitch plate 22 is horizontally fixed on the spandrel girder 11 through the first fixing seat 23 c.

Preferably, one end of the wire rope 5 is fixed on the first rope hitch plate 22, then the wire rope 5 passes through the first guide wheel 23a in the horizontal direction and then goes downward, and the wire rope 5 passes through the first guide wheel 23a and then changes the vertical downward gravity into the horizontal pulling force, so that the rope hitch plate can be horizontally arranged.

Preferably, the wire rope 5 is passed down around a guide sheave on the top of the elevator car and then upward, and then the wire rope 5 is passed down around a second guide sheave 23 b.

In the structure of telling, all be equipped with the gyro wheel on four angles at elevator car top, four two liang of a set of gyro wheels, wire rope 5 upwards after passing two gyro wheels with one side.

In this embodiment, the traction mechanism 3 includes a traction machine 31 for power take-off and a third guide pulley 32 for changing the direction of the wire rope 5, the traction machine 31 is installed at the bottom of the bearing beam 11 at the rear side of the elevator shaft 1, the third guide pulley 32 is installed below the traction machine 31, and the traction machine 31 does not occupy a top space when installed downward.

Preferably, the wire rope 5 passes from the second guide pulley 23b downward around the third guide pulley 32 and then upward around the traction machine 31, and the wire rope 5 passes around the traction machine 31 and then is connected to the balance mechanism 4 downward.

In this embodiment, the balancing mechanism 4 includes a second rope hitch plate 41 for fixing the end of the steel rope 5, a second fixing seat 42 for fixing the second rope hitch plate 41, and a counterweight 43 for balancing the weight of the elevator car, the second fixing seat 42 is fixed below the hoisting machine 31, the second rope hitch plate 41 is vertically fixed on the second fixing seat 42, the counterweight 43 is hoisted at the bottom of the second rope hitch plate 41 through the steel rope 5, a fourth guide pulley 43a for changing the direction of the steel rope 5 is arranged at the top of the counterweight 43, the second fixing seat 42 is mounted on the wall of the elevator shaft 1 through screws, and the second rope hitch plate 41 is fixed on the second fixing seat 42 through screws.

Preferably, the wire rope 5 is wound downward from the traction machine 31 around the fourth guide pulley 43a, and then the end of the wire rope 5 is fixed upward to the second rope hitch plate 41.

In this embodiment, the direction of the steel wire rope 5 is as follows: the beginning end of the steel wire rope 5 is fixed on the first rope hitch plate 22, then the steel wire rope bypasses the first guide pulley 23a, downwards, bypasses the roller at the top of the elevator car, upwards, bypasses the second guide pulley 23b, downwards, then bypasses the third guide pulley 32, is connected into the traction machine 31, is led out of the traction machine 31, bypasses the fourth guide pulley 43a at the top of the counterweight 43, upwards, and then the tail end of the steel wire rope 5 is fixed on the second rope hitch plate 41.

The above description is only exemplary of the present invention, and those skilled in the art can make various modifications, additions or substitutions to the described embodiments, without departing from the scope of the present invention or exceeding the scope defined by the claims.

Claims

1. The utility model provides a can reduce steel band wiring structure of elevator installation top layer height, includes elevartor shaft (1), supporting mechanism (2), drive mechanism (3), balance mechanism (4) and wire rope (5), its characterized in that: elevator well (1) top is equipped with spandrel girder (11), supporting mechanism (2) are installed the top of spandrel girder (11), the below at spandrel girder (11) is installed in drive mechanism (3), the below at drive mechanism (3) is installed in balance mechanism (4), drive mechanism (3) and balance mechanism (4) are all installed at elevator car's rear, supporting mechanism (2) are connected to wire rope (5) one end, drive mechanism (3) are walked around in the middle of wire rope (5), balance mechanism (4) are connected to wire rope (5) other end.

2. The steel belt roping structure capable of reducing the height of an elevator installation top floor according to claim 1, characterized in that: the supporting mechanism (2) comprises a first rope hitch plate (22) used for fixing the steel wire rope (5) and a first guide wheel (23 a) and a second guide wheel (23 b) used for changing the direction of the steel wire rope (5), the first rope hitch plate (22) is fixed to the top of the bearing beam (11), and the first guide wheel (23 a) and the second guide wheel (23 b) are respectively installed on two sides of the bearing beam (11).

3. The steel belt roping arrangement for reducing the height of an elevator installation top floor according to claim 2, characterized in that: be equipped with on first rope hitch plate (22) and be used for making first rope hitch plate (22) fix first fixing base (23 c) on spandrel girder (11), first fixing base (23 c) are bent by the right angle steel sheet and are formed, and the angle of bending is 90, be equipped with the strengthening rib on first fixing base (23 c).

4. The steel belt roping structure capable of reducing the height of the installed top floor of an elevator according to claim 3, characterized in that: one end of the steel wire rope (5) is fixed on the first rope hitch plate (22), and then the steel wire rope (5) rounds the first guide wheel (23 a) in the horizontal direction and then goes downwards.

5. The steel belt roping structure capable of reducing the height of the installed top floor of an elevator according to claim 4, characterized in that: the steel wire rope (5) passes downwards around a guide wheel at the top of the elevator cage and then upwards, and then the steel wire rope (5) passes downwards around a second guide wheel (23 b).

6. The steel belt roping arrangement for reducing the height of an elevator installation top floor according to claim 1, characterized in that: the traction mechanism (3) comprises a traction machine (31) used for power output and a third guide wheel (32) used for changing the direction of the steel wire rope (5), the traction machine (31) is arranged at the bottom of a bearing beam (11) at the rear side of the elevator shaft (1), and the third guide wheel (32) is arranged below the traction machine (31).

7. The steel belt roping structure capable of reducing the height of an elevator installation top floor according to claim 6, characterized in that: the steel wire rope (5) downwards bypasses the third guide wheel (32) from the second guide wheel (23 b) and then upwards bypasses the traction machine (31), and the steel wire rope (5) bypasses the traction machine (31) and then is downwards connected with the balance mechanism (4).

8. The steel belt roping structure capable of reducing the height of an elevator installation top floor according to claim 1, characterized in that: the balance mechanism (4) comprises a second rope hitch plate (41) used for fixing the tail end of the steel wire rope (5), a second fixing seat (42) used for fixing the second rope hitch plate (41) and a counterweight (43) used for balancing the weight of the elevator car, the second fixing seat (42) is fixed below the traction machine (31), the second rope hitch plate (41) is vertically fixed on the second fixing seat (42), the counterweight (43) is hoisted at the bottom of the second rope hitch plate (41) through the steel wire rope (5), and the top of the counterweight (43) is provided with a fourth guide wheel (43 a) used for changing the direction of the steel wire rope (5).

9. The steel belt roping structure capable of reducing the height of the installed top floor of an elevator according to claim 8, characterized in that: the wire rope (5) is wound from the traction machine (31) downwards around the fourth guide wheel (43 a), and then the end of the wire rope (5) is fixed upwards on the second rope hitch plate (41).