CN216512270U

CN216512270U - Elevator with a movable door

Info

Publication number: CN216512270U
Application number: CN202123281246.5U
Authority: CN
Inventors: 余国清; 章志; 卢祥飞
Original assignee: Manluntisheng Elevator Co ltd
Current assignee: Manluntisheng Elevator Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-13
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses an elevator, which comprises a first mounting plate arranged at the top of a hoistway, a second mounting plate arranged at the bottom of the hoistway, a car diversion sheave and a counterweight diversion sheave which are rotatably arranged on the first mounting plate, a car guide rail and a counterweight guide rail which are connected between the first mounting plate and the second mounting plate, a car which is slidably arranged on the car guide rail, a counterweight which is slidably arranged on the counterweight guide rail, a traction machine which is arranged on the second mounting plate, and a traction rope, wherein one end of the traction rope is connected with the car, and the opposite end of the traction rope sequentially bypasses the car diversion sheave, the traction machine and the counterweight diversion sheave and then is connected with the counterweight. The utility model can reduce the requirement of the elevator on the height of the shaft and has stable operation.

Description

Elevator with a movable door

Technical Field

The utility model relates to the technical field of elevators, in particular to an elevator.

Background

With the continuous improvement of living standard, people pursue the convenience of daily life more and more, and elevators are produced accordingly. An elevator is a vertical transportation means for taking persons or carrying goods in a multi-story building. The knapsack type elevator is one of the elevators, is suitable for the situation of small load due to the structural particularity of the knapsack type elevator, namely the knapsack type elevator is of an offset load structure and can be widely applied to certain specific occasions, such as villas and the like. At present, a traction machine of a knapsack elevator is installed at the top of a hoistway, so that the requirement of the elevator on the height of the top layer of the hoistway is easily increased on one hand, and the running stability of the elevator is also influenced on the other hand.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an elevator which can reduce the requirement of the elevator on the height of a hoistway and has stable operation.

In order to achieve the above object, the present invention provides an elevator comprising:

the first mounting plate is arranged at the top of the hoistway;

the second mounting plate is arranged at the bottom of the hoistway;

the counterweight diversion sheave and the car diversion sheave are both rotatably arranged on the first mounting plate;

the car guide rail and the counterweight guide rail are connected between the first mounting plate and the second mounting plate, and are arranged at intervals;

the car is arranged on the car guide rail in a sliding manner;

the counterweight is arranged on the counterweight guide rail in a sliding manner;

the traction machine is arranged on the second mounting plate;

and one end of the traction rope is connected with the lift car, and the opposite end of the traction rope sequentially bypasses the lift car diversion sheave, the traction machine and the counterweight diversion sheave and then is connected with the counterweight.

Preferably, the car includes car body and car frame, the car body passes through car frame slides and locates on the car guide rail.

Preferably, a car rope head combination is arranged on the car frame, and the traction rope is connected with the car through the car rope head combination.

Preferably, the car frame comprises a support body arranged on the car guide rail in a sliding mode and a support bracket connected with the support body, and the car body is assembled on the support bracket.

Preferably, the counterweight comprises a counterweight body and a counterweight frame, and the counterweight body is arranged on the counterweight guide rail in a sliding manner through the counterweight frame.

Preferably, the traction machine is located between the counterweight sheave and the car sheave.

Preferably, the car guide rail is located at a front end of the counterweight guide rail.

Preferably, the car diverting pulley is located at a front end of the counterweight diverting pulley.

Preferably, be equipped with the diverting pulley fixing base on the first mounting panel, counter weight diverting pulley and car diverting pulley all install in on the diverting pulley fixing base.

Preferably, the elevator further comprises a plurality of fixing brackets and bracket bottom plates, one end face of the first mounting plate is connected with the car guide rail and the counterweight guide rail, the opposite end face of the first mounting plate is connected with the fixing brackets, and each fixing bracket is connected with one bracket bottom plate.

The utility model has the beneficial effects that:

the traction machine is arranged at the bottom of the hoistway, so that the requirement of the elevator on the height of the hoistway can be reduced, the traction machine provides upward force after being arranged at the bottom of the hoistway, the car provides downward force through the car diversion sheave and the counterweight through the counterweight diversion sheave, the car guide rail and the counterweight guide rail are clamped between the car diversion sheave and the counterweight diversion sheave, so that the middle force can be mutually extruded, the guide rail can be better fixed, and the stability of the elevator in operation is greatly improved.

Drawings

Fig. 1 is a diagrammatic illustration of the structure of an elevator;

fig. 2 is a schematic top view of an elevator.

Reference numerals:

10. the elevator car comprises a first mounting plate, 20, a second mounting plate, 30, a car diversion sheave, 40, a counterweight diversion sheave, 50, a car guide rail, 60, a counterweight guide rail, 70, a car, 71, a car body, 72, a car frame, 72a, a support body, 72b, a support bracket, 80, a counterweight, 81, a counterweight frame, 90, a tractor, 100, a traction rope, 110, a fixed support, 120, a support bottom plate, M, a hoistway, a car rope head combination, b and a counterweight rope head combination.

Detailed Description

The technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention.

Referring to fig. 1 and 2, an elevator according to the present invention includes a first mounting plate 10, a second mounting plate 20, a car return sheave 30, a counterweight return sheave 40, car guide rails 50, counterweight guide rails 60, a car 70, a counterweight 80, a hoisting machine 90, and a traction rope 100. Wherein, the first mounting plate 10 is positioned at the top of the hoistway M and is used for mounting the car diverting pulley 30 and the counterweight diverting pulley 40; the second mounting plate 20 is located at the bottom of the hoistway M, and is used for mounting the traction machine 90; the car guide rail 50 is positioned between the first mounting plate 10 and the second mounting plate 20, and one end of the car guide rail 50 is connected with the first mounting plate 10, and the opposite end is connected with the second mounting plate 20, and the car 70 can move in a guiding way; the counterweight guide rail 60 is also positioned between the first mounting plate 10 and the second mounting plate 20, and one end of the counterweight guide rail 60 is connected with the first mounting plate 10, and the opposite end is connected with the second mounting plate 20, which is used for guiding the counterweight 80 to move; a car 70 slidably mounted on the car guide rail 50, movable in a guide direction of the car guide rail 50, and used for carrying a person or a load; a counterweight 80 slidably provided on the counterweight guide rail 60, which is movable in a guide direction of the counterweight guide rail 60, and which balances the weight of the car 70; the traction machine 90 is mounted on the second mounting plate 20 between the car diverting pulley 30 and the counterweight diverting pulley 40, and is connected to the car 70 and the counterweight 80 via a traction rope 100 for driving the car 70 to move.

As shown in fig. 1, a diverting pulley fixing base 11 is provided on the first mounting plate 10, the car diverting pulley 30 and the counterweight diverting pulley 40 are rotatably mounted on the first mounting plate 10 through the diverting pulley fixing base 11, that is, the car diverting pulley 30 and the counterweight diverting pulley 40 are rotatably mounted on the diverting pulley fixing base 11, and the diverting pulley fixing base 11 is fixed on the first mounting plate 10.

The elevator car diversion sheave 30, the counterweight diversion sheave 40 and the diversion sheave fixing seat 11 are fixed on the car guide rail 50 and the counterweight guide rail 60 through the first mounting plate 10, and the traction machine 90 is mounted at the bottom of the hoistway M through the second mounting plate 20, so that the stability of the elevator in operation can be effectively improved, and the influence of the elevator on the appearance of the building can be fully reduced.

As shown in fig. 1 and 2, the car guide rail 50 is disposed near the rear end of the hoistway M and includes a first car guide rail and a second car guide rail, which are disposed at a distance from each other. Counterweight guide rails 60 are also disposed near the rear end of the hoistway M, and car guide rails 50 are located on the front side of counterweight guide rails 60, which include first and second counterweight guide rails disposed at intervals. By arranging the car guide rails 50 and the counterweight guide rails 60 in the front-rear direction in the hoistway M, occupation of the lateral space of the hoistway M can be reduced, the space utilization rate of the hoistway M is improved, and the cost is saved. That is, the counterweight 80 is disposed at the rear side of the car guide rail 50 to reduce the width of the hoistway M and increase the space utilization power of the hoistway M, so that a relatively large car 70 can be accommodated in the same hoistway M size, or only a narrow hoistway M is required in the same car 70 size.

As shown in fig. 1 and 2, the car 70 includes a car body 71 and a car frame 72, the car frame 72 is slidably disposed on the car guide rail 50, and the car body 71 is connected to the car frame 72. Specifically, the car frame 72 includes a bracket body 72a and a support bracket 72b, wherein the bracket body 72a is slidably provided on the car guide rail 50; the support bracket 72b is connected to the bracket body 72a for mounting the car body 71.

In this embodiment, the bracket body 72a includes an upper beam and a first pillar and a second pillar located on both sides of the upper beam, and both the first pillar and the second pillar are fixedly connected to the upper beam. Support bracket 72b is positioned between and connected to both the first and second uprights.

As shown in fig. 1 and 2, the counterweight 80 includes a counterweight body and a counterweight frame 81, wherein the counterweight frame 81 is slidably disposed on the counterweight guide rail 60, and the counterweight body is mounted on the counterweight frame 81.

As shown in fig. 1, the traction rope 100 has one end connected to the car frame 72 and the opposite end connected to the counterweight 80 after passing around the car return sheave 30, the traction machine 90, and the counterweight return sheave 40 in this order, that is: the opposite end of the traction rope 100 passes up the car return sheave 30 and down the traction machine 90. Passes through the traction machine 90, passes upward through the counterweight diverting pulley 40, and is connected downward to the counterweight housing 81. By using such roping, i.e. 1: 1 rope winding mode, on one hand, the length of the traction rope 100 and the number of the diversion sheaves can be reduced, the cost can be effectively reduced, on the other hand, the structural space of the counterweight frame 81 and the car frame 72 can be saved, and a larger design imagination space is provided for designers.

In this embodiment, one end of the traction rope 100 is connected to the car frame 72 via a car rope hitch a, and the opposite end is connected to the counterweight frame 81 via a counterweight rope hitch b.

As shown in fig. 2, the elevator further includes a fixing bracket 110 and a bracket base plate 120. Wherein, a fixing bracket 110 is respectively installed at four corner regions of the first installation plate 10, and each fixing bracket 110 is connected with a bracket bottom plate 120. By arranging the fixing bracket 110 and the bracket bottom plate 120, the second mounting plate 20 can be stably mounted at the bottom of the hoistway M, and the stability of the elevator during operation is improved.

The utility model can reduce the requirement of the elevator on the height of the hoistway M by installing the traction machine 90 at the bottom of the hoistway M, and the traction machine 90 provides upward force after being installed at the bottom of the hoistway M, and the car 70 provides downward force through the car diversion sheave 30 and the counterweight 80 through the counterweight diversion sheave 40, and the car guide rail 50 and the counterweight guide rail 60 are clamped between the two, so that the middle force can be mutually extruded, the guide rail can be better fixed, and the stability of the elevator in operation is greatly increased.

Therefore, the scope of the present invention should not be limited to the disclosure of the embodiments, but includes various alternatives and modifications without departing from the scope of the present invention, which is defined by the claims of the present patent application.

Claims

1. An elevator, characterized in that the elevator comprises:

the first mounting plate is arranged at the top of the hoistway;

the second mounting plate is arranged at the bottom of the hoistway;

the car is arranged on the car guide rail in a sliding manner;

the traction machine is arranged on the second mounting plate;

2. The elevator according to claim 1, wherein the car comprises a car body and a car frame, and the car body is slidably disposed on the car guide rail through the car frame.

3. The elevator as claimed in claim 2, wherein said car frame is provided with a car rope hitch, said traction rope being connected to said car by said car rope hitch.

4. The elevator as claimed in claim 2, wherein said car frame includes a support body slidably mounted on a car guide rail and a support bracket connected to said support body, said support bracket having said car body mounted thereon.

5. The elevator according to claim 1, characterized in that the counterweight comprises a counterweight body and a counterweight frame, the counterweight body being slidably disposed on the counterweight guide rail by the counterweight frame.

6. The elevator according to claim 1, characterized in that the hoisting machine is located between the counterweight diverting pulley and the car diverting pulley.

7. The elevator of claim 1, wherein the car guide rail is located at a forward end of the counterweight guide rail.

8. Elevator according to claim 1, characterized in that the car diverting pulley is located at the front end of the counterweight diverting pulley.

9. The elevator according to claim 1, characterized in that the first mounting plate is provided with a diverting pulley holder, on which the counterweight diverting pulley and the car diverting pulley are mounted.

10. The elevator as claimed in claim 1, further comprising a plurality of fixing brackets and bracket bottom plates, wherein one end surface of the first mounting plate is connected to the car guide rail and the counterweight guide rail, and the opposite end surface is connected to the fixing brackets, and each fixing bracket is connected to one of the bracket bottom plates.