CN203173643U

CN203173643U - Bevel-sheave-type domestic elevator device

Info

Publication number: CN203173643U
Application number: CN 201320009707
Authority: CN
Inventors: 周国强; 何自立
Original assignee: Winone Elevator Co Ltd
Current assignee: Winone Elevator Co Ltd
Priority date: 2013-01-08
Filing date: 2013-01-08
Publication date: 2013-09-04
Anticipated expiration: 2023-01-08

Abstract

The utility model discloses a bevel-sheave-type domestic elevator device which comprises a traction sheave (1), a weight-balancing diversion sheave (2), a weight-balancing body (3), an elevator car (4), elevator car guide boots (5), elevator bottom sheaves (6) and an elevator frame body (7). The traction sheave (1) is located between the weight-balancing diversion sheave (2) and the elevator bottom sheaves (6) and is arranged at the top portion of a hoistway in a bevel-swinging mode. The number of the elevator bottom sheaves (6) is two, the elevator bottom sheaves (6) are placed at the bottom of the elevator car (4) in a bevel-swinging mode, and a connecting line between the elevator bottom sheaves (6) and the central line of the elevator car (4) form an included angle. The bevel-sheave-type domestic elevator device is low in the requirement for the vertical depth of the hoistway, tilting force cannot be generated, the stress condition of the elevator car is good and cost performance is high. Due to the advantages, the bevel-sheave-type domestic elevator device is widely applied to bevel-sheave-type domestic elevators.

Description

A kind of bevel wheel type home lift device

Technical field

The utility model belongs to the elevator field, relates in particular to a kind of bevel wheel type home lift device.

Background technology

For traditional home lift, prior art adopts the design of Backpack type tracting structure usually, and namely the sedan-chair support body is positioned at the rear portion (so-called rear portion is for car door, and the car door plane is made as the front, together, repeats no more down) of car.Its specific implementation is: the pattern of employing sedan-chair support body joist is car fixedly, and towing machine is positioned at the top of hoistway.

As shown in Figure 1, be the prior art constructions scheme drawing, it comprises that traction sheave 1, counterweight diversion sheave 2, counterweight body 3, car 4, car lead boots 5, car diversion sheave 6, sedan-chair support body 7, each 1 of the number of car diversion sheave 6 and counterweight diversion sheave 2.Car diversion sheave 6 and counterweight diversion sheave 2 are positioned at the rear portion of described car 4 and overlap with the car center line, and namely car diversion sheave 6 and sedan-chair support body 7 thereof are positioned at the rear portion of car 4.Under such constructional device, hoist ropes 8 is by traction sheave 1, counterweight diversion sheave 2, car diversion sheave 6, make car diversion sheave 6 and sedan-chair support body 7 thereof be positioned at the rear portion of car 4, because car is led boots 5 and is installed on the sedan-chair support body 7, so car is led the rear portion that boots 5 also can only be in car 4, same because counterweight body 3 is positioned at the below of counterweight diversion sheave 2, so counterweight body 3 also can only be in the rear portion of car 4.

The deficiencies in the prior art part is: because car diversion sheave 6, car are led the rear portion that boots 5 and sedan-chair support body 7 thereof are positioned at car 4, the tractive force point of action of this structure separates with the gravity point of action of car, can produce big tilting force, the car stressing conditions is bad, cause car to lead the distortion of boots 5 unbalance stress easily, make cage operation produce shake and noise, and car is led boots 5 also necessary special (adopting the mode of slip and rolling combination), also need continually to safeguard just and can guarantee its comfort leading boots, cause the maintenance cost height; In addition, under the situation of identical car size, the needed hoistway planar dimension of the home lift of Backpack type structure is bigger, takies space too much.

The utility model content

At the deficiencies in the prior art part, a kind of bevel wheel type home lift device of the special proposition of the utility model, it can not only address the deficiencies of the prior art, and also has other many useful effects.

A kind of bevel wheel type home lift device, comprise traction sheave 1, counterweight diversion sheave 2, counterweight body 3, car 4, car and lead boots 5, sedan-chair return pulley 6, sedan-chair support body 7, sedan-chair return pulley 6 is positioned at the bottom of car 4, counterweight diversion sheave 2 and counterweight body 3 form the Elevator weight sensor system, traction sheave 1 and places well headroom in the mode of oblique pendulum between counterweight diversion sheave 2 and sedan-chair return pulley 6; The number of sedan-chair return pulley 6 is 2, and they are tiltedly put in the bottom of described car 4, and the line of centers shape of the line between the two and car 4 in an angle.

Above-mentioned counterweight diversion sheave 2 is changed direction via traction sheave 1 and is positioned at the rear portion of car 4; Correspondingly, because counterweight body 3 is positioned at the below of counterweight diversion sheave 2, so counterweight body 3 also is positioned at the rear portion of car 4.

In order to make cage operation steady, stressed even, car is led the middle part that boots 5 are installed on the sedan-chair support body 7 as the motion guide parts and are positioned at described car 4, car is led the middle part that boots 5 and sedan-chair support body 7 are positioned at described car 4, car is led boots 5 and is adopted standard configuration (sliding guide shoe) to make the center of car 4 overlap with the center of sedan-chair support body as far as possible, can not produce tilting force, the car stressing conditions is good.

The beneficial effects of the utility model are: adopt oblique disposing way, the center of car 4 overlaps with the center of sedan-chair support body, can not produce tilting force, and it is good that car is led the boots stressing conditions; Because car is led the centre that boots 5 are contained on the sedan-chair support body 7 and are positioned at described car 4, sedan-chair support body 7 does not take the rear portion of hoistway, it is the depth of hoistway, so require little to the hoistway depth, when hoistway is wide and shallow, the utility model is more masterly, can not impact to the degree of depth of car, saves client's building cost and valuable space; When performance increased substantially, its productive costs and Backpack type elevator remained basically stable, and the ratio of performance to price is improved, and has the significant market competitiveness;

Because above-mentioned beneficial effect is in the utility model widespread use bevel wheel type home lift.

Description of drawings

Fig. 1 is the wiring structural representation of prior art;

Fig. 2 is the plan structure scheme drawing (vertical past bottom is looked from the hoistway top) of prior art;

Fig. 3 is wiring structural representation of the present utility model;

Fig. 4 is plan structure scheme drawing of the present utility model (vertical past bottom is looked from the hoistway top).

The specific embodiment

Below in conjunction with accompanying drawing and in the mode of embodiment the utility model is described in further detail.

As shown in Figure 3, a kind of bevel wheel type home lift device, comprise traction sheave 1, counterweight diversion sheave 2, counterweight body 3, car 4, car and lead boots 5, sedan-chair return pulley 6, sedan-chair support body 7, sedan-chair return pulley 6 is positioned at the bottom of car 4, counterweight diversion sheave 2 and counterweight body 3 form the Elevator weight sensor system, the number of sedan-chair return pulley 3 is 2, and they are tiltedly put in the bottom of described car 4, and the line of centers shape of the line between the two and car 4 in an angle; Car is led the centre that boots 5 and sedan-chair support body 7 are positioned at described car 4; Sedan-chair return pulley 6, counterweight diversion sheave 2 are changed direction via traction sheave 1 and are positioned at the rear portion of car 4; Because counterweight body 3 is positioned at the below of counterweight diversion sheave 2, so counterweight body 3 also is positioned at the rear portion of car 4.

Among Fig. 3, traction sheave 1 places well headroom in the mode of oblique pendulum, and its function mainly is not need track adjusting wheel and the direction of routing that directly changes hoist ropes 8, makes sedan-chair return pulley 6, counterweight diversion sheave 2 change direction via traction sheave 1 and is positioned at the rear portion of car 4.Concrete cabling is: hoist ropes 8 one ends successively via traction sheave 1, counterweight diversion sheave 2 to fixing fag end N; The other end of hoist ropes 8 successively via traction sheave 1, sedan-chair return pulley 3 to fixing fag end M; Guarantee that simultaneously car leads the centre that boots 5 and sedan-chair support body 7 are positioned at described car 4.

As shown in Figure 4, be plan structure scheme drawing of the present utility model (vertical past bottom is looked from the hoistway top).This illustrates sedan-chair return pulley 3 in the structure setting of car 4 bottoms.Because the non-inventive point of the present utility model of hoistway, so the position marks in the drawings, square-shaped frame is to be hoistway among the figure.Among this figure, clear sedan-chair return pulley 3 " the tiltedly putting " structure in car 4 bottoms that shown, namely line and car 4 bottom centre between 2 sedan-chair return pulleys 3 are in an angle linear.By such setting, cooperate traction sheave 1 to place well headroom in the mode of oblique pendulum again, make car diversion sheave 6, sedan-chair support body 7 and car thereof lead boots 5 are transformed to the utility model car 4 by the rear portion of car 4 of the prior art middle part, thereby the center of car 4 is overlapped as far as possible with the center of sedan-chair support body, can not produce tilting force, it is good that car is led the boots stressing conditions, thereby reach the purpose of this utility model.

Claims

1. bevel wheel type home lift device, comprise traction sheave (1), counterweight diversion sheave (2), counterweight body (3), car (4), car and lead boots (5), sedan-chair return pulley (6), sedan-chair support body (7), described sedan-chair return pulley (6) is positioned at the bottom of described car (4), described counterweight diversion sheave (2) and described counterweight body (3) form the Elevator weight sensor system, it is characterized in that: described traction sheave (1) is positioned between described counterweight diversion sheave (2) and the described sedan-chair return pulley (6), and places well headroom in the mode of oblique pendulum; The number of described sedan-chair return pulley (6) is 2, and described sedan-chair return pulley (6) is tiltedly put in the bottom of described car (4), and the line of centers shape of the line between the described sedan-chair return pulley (6) and described car (4) in an angle.

2. a kind of bevel wheel type home lift device according to claim 1, it is characterized in that: described counterweight diversion sheave (2) is changed direction via described traction sheave (1) and is positioned at the rear portion of described car (4), correspondingly, described counterweight body (3) also is positioned at the rear portion of described car (4).

3. a kind of bevel wheel type home lift device according to claim 1, it is characterized in that: described car is led boots (5) are installed in described car (4) as the motion guide parts middle part.