CN210763791U

CN210763791U - Rear-mounted counterweight double-car top wheel structure for large net depth well of elevator

Info

Publication number: CN210763791U
Application number: CN201921739988.8U
Authority: CN
Inventors: 邓惠军
Original assignee: Hubei Kelisi Elevator Co ltd
Current assignee: Hubei Kelisi Elevator Co ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-06-16
Anticipated expiration: 2029-10-17

Abstract

The utility model discloses a rear-mounted counterweight double-car top wheel structure of a large-net-depth well of an elevator, which belongs to the technical field of elevator cars, and comprises a car vertical beam, a bearing main beam, a car top shock pad, a bearing auxiliary beam and car top wheels, wherein the front wall and the rear wall of the car vertical beam are all screwed with the bearing main beam, the top walls of the front bearing main beam and the rear bearing main beam are screwed with a guide shoe seat, the bottom of the bearing main beam is screwed with the car top shock pad, the bottom of the car top shock pad is fixedly provided with two bearing auxiliary beams, the left side wall and the right side wall of the two bearing auxiliary beams are communicated and clamped with a bearing seat, the inner cavity of the bearing seat is clamped with a wheel shaft, the outer wall of the wheel shaft is sleeved with the car top wheels, the top wheel shield is screwed between the two bearing auxiliary beams, the top wall of the bearing auxiliary beams is screwed with an upper car top wheel shield, the bottom wall of the bearing auxiliary beams, and the riding comfort of the lift car can be met.

Description

Rear-mounted counterweight double-car top wheel structure for large net depth well of elevator

Technical Field

The utility model relates to an elevator car technical field specifically is a rearmounted heavy pair of sedan-chair top wheel structure of big net dark well of elevator.

Background

The existing elevator mostly adopts a counterweight side-placing mode and a counterweight rear-placing mode, but is only limited to a small net deep shaft, and the distance between a traction sheave and a car top wheel is too large for a large net deep shaft because the shaft is too deep. The friction coefficient of the traction sheave and the steel wire rope can not meet the requirement of a traction car. When the counterweight is laterally displaced, the elevator car is too narrow, which affects riding comfort. In order to solve the problem of insufficient friction coefficient of a large net depth well, the structural design of a double car top wheel is introduced. The friction coefficient of the traction machine is guaranteed to meet the requirement, and the riding comfort of the lift car is also met.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

In view of above-mentioned and/or current elevator big net dark well postposition to the problem that exists among the double car top wheel structure, provided the utility model discloses.

Therefore, the utility model aims at providing a rearmounted heavy pair of sedan-chair top wheel structure of dark well of elevator clean greatly can solve above-mentioned proposed often because the well is too dark to deep well way of clean greatly, and the interval between traction sheave and the sedan-chair top wheel is too big. The friction coefficient of the traction sheave and the steel wire rope can not meet the requirement of a traction car. When the counterweight is arranged on the side, the elevator car is too narrow, and the riding comfort is influenced.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

the utility model provides a big net dark well postposition of elevator is to heavy pair of sedan-chair top wheel structure, it includes: including car founding roof beam, bearing girder, sedan-chair top shock pad, bearing auxiliary beam and sedan-chair top wheel, the equal spiro union of the preceding back wall of car founding roof beam has the bearing girder, the roof spiro union of two piece front and back bearing girders has the guide shoe seat, the bottom spiro union of bearing girder has sedan-chair top shock pad, the bottom fixed mounting of sedan-chair top shock pad has two bearing auxiliary beams, the lateral wall link up the joint has the bearing frame about two bearing auxiliary beams, the inner chamber joint of bearing frame has the shaft, and the outer wall of shaft has cup jointed the sedan-chair top wheel, the spiro union has sedan-chair top wheel guard shield between two bearing auxiliary beams, the roof spiro union of bearing auxiliary beam has sedan-chair top wheel to take turns to the upper shield, the diapire spiro union of bearing auxiliary beam has sedan-chair top wheel lower shield.

As an elevator big net dark well postposition is to an optimal scheme of heavy pair of sedan-chair top wheel structure, wherein: and a main beam rib plate is fixedly connected between the two bearing main beams.

As an elevator big net dark well postposition is to an optimal scheme of heavy pair of sedan-chair top wheel structure, wherein: and a secondary beam rib plate is fixedly connected between the two bearing secondary beams.

As an elevator big net dark well postposition is to an optimal scheme of heavy pair of sedan-chair top wheel structure, wherein: and a rope blocking rod is fixedly connected between the two bearing auxiliary beams.

Compared with the prior art: the rear-mounted counterweight double-car-top-wheel structure for the large-net-depth well of the elevator is provided with a car vertical beam, a bearing main beam, a main beam rib plate, a car top shock pad, a bearing auxiliary beam, a bearing seat, a car top wheel and the front and rear walls of the car vertical beam, wherein the bearing main beam is screwed with the bearing main beam; the car top wheels are arranged at two ends of the bearing auxiliary beam and are symmetrically arranged at two sides of the bearing main beam, so that the stress on two sides is consistent, the distance between the car top wheels and the traction machine is reduced, and the requirement that the traction wrap angle (steel wire rope friction coefficient) meets the requirement that the traction machine drags the car is guaranteed.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic front view of a rear-mounted counterweight double-car top wheel structure of a large-clear-depth well of the elevator of the utility model;

fig. 2 is a schematic right view of the structure of the rear-mounted counterweight double car top wheel of the elevator with large clear depth shaft;

fig. 3 is the utility model discloses the big net dark well rearmounted heavy pair of sedan-chair top wheel structure of elevator overlooks the schematic diagram.

In the figure, 100 car vertical beams, 200 load-bearing main beams, 210 main beam rib plates, 300 guide shoe seats, 400 car top shock pads, 500 load-bearing auxiliary beams, 510 auxiliary beam rib plates, 600 bearing seats, 700 car top wheels, 810 car top wheel shields, 820 car top wheel upper shields, 830 car top wheel lower shields and 900 rope blocking rods.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a rear-mounted counterweight double-car top wheel structure of a large-clear-depth well of an elevator, please refer to fig. 1 and fig. 3, which comprises; the lift car comprises a lift car vertical beam 100, a bearing main beam 200, a lift car top shock pad 400, a bearing auxiliary beam 500 and a lift car top wheel 700;

referring to fig. 1, 2 and 3, the front and rear walls of the car upright beam 100 are respectively screwed with a main bearing beam 200, and the bottom of the main bearing beam 200 is connected with the car through a bolt for bearing the weight of the whole car;

referring to fig. 1 and 3, the top walls of the front and rear main bearing beams 200 are screwed with guide shoe bases 300, guide shoes are mounted on the guide shoe bases 300, the car can be fixed on the guide rail, the car can only move up and down, and oil cups are arranged at the upper parts of the guide shoes to reduce the friction force between the shoe linings and the guide rail;

referring to fig. 1 and 2, a car top shock pad 400 is screwed at the bottom of the load-bearing main beam 200, two load-bearing auxiliary beams 500 are fixedly mounted at the bottom of the car top shock pad 400, and the car top shock pad 400 is used for reducing the friction of a steel wire rope and the vibration generated by the movement of a car and improving the riding comfort;

referring to fig. 1, 2 and 3, bearing seats 600 are penetratingly fastened to left and right sidewalls of two bearing sub-beams 500, a wheel shaft is fastened to an inner cavity of the bearing seat 600, a top wheel 700 is sleeved on an outer wall of the wheel shaft, and the bearing seats 600 are used for supporting the top wheel to rotate in an inner ring of the bearing seats 600;

referring to fig. 1, 2 and 3 again, a car top wheel shield 810 is screwed between the two bearing secondary beams 500, an upper car top wheel shield 820 is screwed on the top wall of the bearing secondary beam 500, a lower car top wheel shield 830 is screwed on the bottom wall of the bearing secondary beam 500, and the car top wheel shield 810, the upper car top wheel shield 820 and the lower car top wheel shield 830 are used for protecting the car top wheel 700.

Referring to fig. 2, a main girder rib plate 210 is fixedly connected between two main bearing girders 200, and the main girder rib plate 210 is used for reinforcing the two main bearing girders 200;

referring to fig. 2 again, a secondary beam rib plate 510 is fixedly connected between the two load-bearing secondary beams 500, and the secondary beam rib plate 510 is used for reinforcing the two load-bearing secondary beams 500;

referring to fig. 2 again, a rope blocking rod 900 is fixedly connected between the two bearing auxiliary beams 500, and the rope blocking rod 900 is used for blocking the steel wire rope from dropping off from the car-feeding top wheel 700;

when the elevator is used specifically, the bearing main beam 200 is installed on the front and rear walls of the elevator car vertical beam 100 through screws, the main beam rib plate 210 is used for reinforcing the structure, the car top shock pad 400 is fixedly connected with the bottom wall of the bearing main beam 200 through screws, the bearing auxiliary beam 500 is fixedly connected with the car top shock pad 400 through screws, the car top wheels 700 are symmetrically installed on two sides of the bearing main beam 200 through the bearing seats 600 on the bearing auxiliary beam 500, so that the stress on two sides can be ensured to be consistent, the distance between the car top wheels 700 and the tractor is reduced, the traction wrap angle (the friction coefficient of the steel wire rope) meets the requirement of the tractor for dragging the elevator car, the car top wheels 700 are connected with the steel wire rope in a winding manner, when the elevator runs, the steel wire rope pulls the car top wheels 700 to rotate to drive the elevator car to ascend or descend along the guide rails on the wall of the shaft through the guide shoes on the guide shoe seats 300, vibration is generated at the moment, and the steel, Vibrations generated by movement of the car.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a big net dark well postposition of elevator is to heavy pair of sedan-chair top wheel structure which characterized in that: comprises a lift car vertical beam (100), a bearing main beam (200), a lift car top shock pad (400), a bearing auxiliary beam (500) and a lift car top wheel (700), the front wall and the rear wall of the car vertical beam (100) are respectively screwed with a bearing main beam (200), the top walls of the front bearing main beam and the rear bearing main beam (200) are respectively screwed with a guide shoe seat (300), the bottom of the main bearing beam (200) is in threaded connection with a car top shock pad (400), two auxiliary bearing beams (500) are fixedly arranged at the bottom of the car top shock pad (400), the left side wall and the right side wall of the two bearing auxiliary beams (500) are in through clamping connection with a bearing seat (600), the inner cavity of the bearing seat (600) is in clamping connection with a wheel shaft, the outer wall of the wheel shaft is sleeved with a car top wheel (700), a car top wheel shield (810) is screwed between the two bearing secondary beams (500), the top wall of the bearing secondary beam (500) is screwed with a car top wheel upper shield (820), the bottom wall of the bearing secondary beam (500) is in threaded connection with a lower car top wheel shield (830).

2. The large-clear-depth hoistway rear-mounted counterweight double-car top wheel structure of the elevator as claimed in claim 1, characterized in that: and a main beam rib plate (210) is fixedly connected between the two main bearing beams (200).

3. The large-clear-depth hoistway rear-mounted counterweight double-car top wheel structure of the elevator as claimed in claim 1, characterized in that: and a secondary beam rib plate (510) is fixedly connected between the two bearing secondary beams (500).

4. The large-clear-depth hoistway rear-mounted counterweight double-car top wheel structure of the elevator as claimed in claim 1, characterized in that: a rope blocking rod (900) is fixedly connected between the two bearing auxiliary beams (500).