CN213894853U

CN213894853U - Lower traction type backpack elevator

Info

Publication number: CN213894853U
Application number: CN202022897948.5U
Authority: CN
Inventors: 肖严峰; 郑秋婷; 徐玉堂
Original assignee: Kunshan Hualong Elevator Co ltd
Current assignee: Kunshan Hualong Elevator Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-08-06
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a lower traction formula knapsack elevator, include elevartor shaft, towline, car and to heavy, elevartor shaft bottom both sides are provided with switch board and hauler respectively, be provided with the driving sheave on the hauler, the towline is connected with driving sheave and assembly pulley, the elevartor shaft top is provided with two rail brackets, be connected with two rail brackets relative face respectively to heavy width direction's both sides through to heavy guide rail, it is provided with car guide to keep away from one side to heavy guide rail on the rail bracket, the car reciprocates along car guide, the hauler with to heavy position corresponding. The utility model discloses be convenient for elevator installation and emergency rescue avoid operating sound to influence people's rest, and the elevator maintenance and the maintenance of being convenient for improve the utilization ratio of elevator well.

Description

Lower traction type backpack elevator

Technical Field

The utility model relates to an elevator field especially relates to a lower formula knapsack elevator that tows.

Background

The existing machine-room-free traction type elevator is characterized in that a main machine is arranged at the top of a hoistway, a traction machine and a control cabinet which are hundreds of kilograms in weight need to be transported to the top layer during installation and then hoisted, the installation process is very complex, and great potential safety hazards exist in high-altitude operation. When the host is maintained, maintenance personnel need to stand on the car top for maintenance, which is very inconvenient. If people trapping accidents happen, if no emergency rescue device exists, the elevator can slide for rescue only by opening the band-type brake. If the weight of the car and the weight of the counterweight are equal, the elevator cannot slide, and rescue is implemented only by breaking balance through methods of adding a heavy object on the car top or hanging a heavy object on the compensation chain and the like.

In a villa building, people's bedrooms are usually on the upper floors. Because the existing machine-room-free traction type elevator main machine and the control cabinet are both arranged at the top of the hoistway, the rest of people can be influenced by the sound of the main machine and the sound of the action of the contactor in the control cabinet in the starting, running and stopping processes of the elevator, and therefore a lower traction type backpack elevator needs to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a lower traction type knapsack elevator, the elevator installation and the emergency rescue of being convenient for avoid operating sound to influence people to have a rest, the elevator maintenance and the maintenance of being convenient for improve the utilization ratio of elevator well.

In order to achieve the above purpose, the utility model discloses a technical scheme is: the utility model provides a lower formula of towing knapsack elevator, includes elevartor shaft, towline, car and to heavy, elevartor shaft bottom both sides are provided with switch board and hauler respectively, be provided with the driving sheave on the hauler, the towline is connected with driving sheave and assembly pulley, the elevartor shaft top is provided with two rail brackets, to the both sides of width direction be connected with two rail brackets relative face respectively through to heavy guide rail, the last one side of keeping away from to heavy guide rail of rail bracket is provided with car guide, the car reciprocates along car guide, the hauler with to heavy position corresponding.

Preferably, the pulley block comprises a first fixed pulley and a second fixed pulley, one end of the traction rope sequentially bypasses the traction sheave and the second fixed pulley at the top of the elevator shaft and is connected with the car in a suspension manner, the other end of the traction rope bypasses the second fixed pulley at the top of the elevator shaft and is connected with the counterweight in a suspension manner, and one to three car doors are arranged around the car.

Preferably, a traction machine support is arranged above the traction machine, a counterweight buffer corresponding to the position of a counterweight is arranged on the traction machine support, and a car buffer corresponding to the position of a car is arranged at the bottom of the elevator shaft.

Preferably, the traction rope end passing through the first fixed pulley is connected with the elevator car through the elevator car rope head combination or a top rope return pulley passing through the top of the elevator car is fixedly connected with the top of the elevator shaft.

Preferably, the end of the traction rope passing through the second fixed pulley is connected with a counterweight through a counterweight rope head combination or a counterweight return rope pulley passing through the top of the counterweight is fixedly connected with the top of the elevator shaft.

Preferably, the hoisting rope is a hoisting steel wire rope or a steel belt.

The utility model has the advantages that:

1. the utility model discloses a car, to heavy, traction sheave, towline, switch board, fixed pulley one, fixed pulley two, rail brackets, car guide rail, to heavy guide rail, sedan-chair top return rope sheave, to returning the mutual cooperation of rope sheave and elevartor shaft, set up traction sheave and switch board in the bottom of elevartor shaft, can save the time and the expense of transporting to the top layer when the installation, reduce the installation cost, and the dress is in the bottom and is sent out the sound less in the operation, reduce the influence of operation sound to the people; when an elevator accident occurs, rescue workers can conveniently enter the bottom of the elevator shaft and rescue the tractor manual barring gear; adopt knapsack formula structure, very big improvement well utilization ratio.

Drawings

FIG. 1 is a front view of the overall structure of a preferred embodiment of the present invention;

fig. 2 is a top view of the overall structure of a preferred embodiment of the present invention;

in the figure: 1. a car; 2. a counterweight; 3. a traction machine; 4. a traction sheave; 5. a hoisting rope; 6. a lift car rope head combination; 7. combining the counterweight rope heads; 8. a first fixed pulley; 9. a second fixed pulley; 10. a control cabinet; 11. a car buffer; 12. a counterweight buffer; 13. a rail bracket; 14. a car guide rail; 15. a counterweight guide rail; 16. a rope returning wheel is arranged on the car roof; 17. a counterweight return sheave; 18. an elevator shaft.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1 to 2, the lower traction type backpack elevator in the embodiment includes an elevator shaft 18, a traction rope 5, a car 1, and a counterweight 2, wherein a control cabinet 10 and a traction machine 3 are respectively disposed at two sides of the bottom of the elevator shaft 18, the controller 10 is specifically located at a hall door side of the bottom of the elevator shaft 18, and when the controller 10 and the traction machine 3 are installed, the controller does not need to be transported to the top of the elevator shaft 18, so that the cost of elevator installation is reduced, the installation efficiency is improved, and meanwhile, the controller is installed at the bottom of the elevator shaft 18 to reduce the sound generated during operation, and reduce the influence of noise on a user; the traction machine 3 is provided with a traction sheave 4, the traction rope 5 is connected with the traction sheave 4 and a pulley block, the top of the elevator shaft 18 is provided with two guide rail brackets 13, two sides of the counterweight 2 in the width direction are respectively connected with opposite surfaces of the two guide rail brackets 13 through counterweight guide rails 15, one side of each guide rail bracket 13 far away from the counterweight guide rail 15 is provided with a car guide rail 14, the car 1 moves up and down along the car guide rail 14, the car guide rail 14 and the counterweight guide rail 15 are arranged on the same guide rail bracket 13 to enable the car 1 to be in a side concave arrangement and move up and down along the car guide rail 14 like a backpack, and the manufacturing cost and the subsequent elevator installation cost are saved; hauler 3 with to 2 corresponding positions of heavy, the utility model discloses well elevator is knapsack formula structure.

The assembly pulley includes first fixed pulley 8 and second fixed

pulley

9, 5 one ends of towline are walked around in proper order and are dragged in midair with car 1 to traction sheave 4 and first fixed pulley 8 and be connected, and the other end is walked around second fixed pulley 9 and is suspended in midair with heavily 2 and be connected, suspends in midair to car 1 and heavily 2 respectively by same 5 both ends of towline, realizes car 1 and to 2 relative movement about in elevartor shaft 18 to heavily 2, 1 to 3 faces of railway carriage or compartment doors have been seted up all around to car 1, more makes things convenient for the customer to use.

3 tops of hauler are provided with the hauler support, be provided with on the hauler support with to heavy 2 corresponding to the buffer 12 to heavy, 18 bottoms of elevartor shaft are provided with the car buffer 11 corresponding with car 1 position, buffer when pressing down to heavy 2 and car 1 respectively to buffer 12 and car buffer 11, it is more stable when making the elevator descend to the bottom.

The end 5 of the hoisting rope passing through the fixed pulley I8 is connected with the elevator car 1 through an elevator car rope head combination 6 or a top rope return pulley 16 passing through the top of the elevator car 1 is fixedly connected with the top of an elevator shaft 18, and the hoisting ratio of the elevator car 1 is adjusted through the end 5 of the hoisting rope suspending the elevator car 1.

The end of the hoisting rope 5 which bypasses the second fixed pulley 9 is connected with the counterweight 2 through a counterweight rope head combination 7 or a counterweight return rope pulley 17 which bypasses the top of the counterweight 2 is fixedly connected with the top of the elevator shaft 18, and the hoisting ratio of the counterweight 2 side is adjusted through the end of the hoisting rope 5 which suspends the counterweight 2.

The hauling rope 5 is a hauling steel wire rope or a steel belt.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. The utility model provides a lower formula of towing knapsack elevator, includes elevartor shaft, towline, car and to heavy, its characterized in that still includes the fixed pulley group, elevartor shaft bottom both sides are provided with switch board and hauler respectively, be provided with the towline on the hauler, the towline is connected with towline and assembly pulley, the elevartor shaft top is provided with two rail brackets, be connected with two rail brackets relative face respectively to heavy width direction's both sides through to heavy guide rail, the last one side of keeping away from heavy guide rail of rail bracket is provided with car guide, the car reciprocates along car guide, the hauler with to heavy position corresponding.

2. The lower traction type rucksack elevator according to claim 1, wherein: the pulley block comprises a first fixed pulley and a second fixed pulley, one end of the traction rope sequentially bypasses the traction sheave and the fixed pulley at the top of the elevator shaft and is connected with the car in a suspension mode, the other end of the traction rope bypasses the second fixed pulley at the top of the elevator shaft and is connected with a counterweight in a suspension mode, and one to three compartment doors are arranged on the periphery of the car.

3. The lower traction type rucksack elevator according to claim 1, wherein: the elevator comprises a traction machine, and is characterized in that a traction machine support is arranged above the traction machine, a counterweight buffer corresponding to the counterweight position is arranged on the traction machine support, and a car buffer corresponding to the car position is arranged at the bottom of an elevator shaft.

4. A lower traction type rucksack elevator according to claim 2, characterized in that: and the traction rope end which bypasses the first fixed pulley is connected with the lift car through a lift car rope head combination or bypasses a lift car top return rope wheel at the top of the lift car and is fixedly connected with the top of the elevator shaft.

5. A lower traction type rucksack elevator according to claim 2, characterized in that: the traction rope end which bypasses the second fixed pulley is connected with a counterweight through a counterweight rope head combination or a counterweight return rope wheel which bypasses the top of the counterweight is fixedly connected with the top of the elevator shaft.

6. The lower traction type rucksack elevator according to claim 1, wherein: the hoisting rope is a hoisting steel wire rope or a steel belt.