CN212076112U - Rope fixing device for elevator - Google Patents

Abstract

The utility model discloses a rope fixing device for elevator, concretely relates to elevator equipment technical field, comprising a base plate, the bottom fixed mounting of bottom plate has the fixed block, the bottom fixed mounting of fixed block has fixing device, fixing device's bottom movable mounting has the fixed pulley, the surface friction of fixed pulley is connected with the rope, the top fixed mounting of bottom plate has the supporting shoe, the top welding of supporting shoe has the roll-up motor, the right-hand member welding of device body has the connecting rod, the right-hand member movable mounting of connecting rod has the pulley, the right-hand member movable mounting of roll-up motor has the transfer line, the right side movable mounting of transfer line has the loose axle. The utility model discloses a set up the pulley, done benefit to the guidance quality of pulley for the rope can not rub debris and wall in the elevator shaft when moving according to the elevator lift, has increased the device's practicality.

Description

Rope fixing device for elevator

Technical Field

The utility model relates to an elevator equipment technical field, more specifically say, the utility model relates to a rope fixing device for elevator.

Background

The elevator is a fixed elevator serving a specified floor, the vertical elevator has a cage running between at least two rows of vertical or less than 15 degree inclined rigid guide rails, the size and structure of the cage is convenient for passengers to come in and go out or load and unload goods, the ropes are reinforced by twisting or braiding, and then connected into a certain length of fiber, the tensile strength of the fiber is good but the fiber has no compression strength, and the fiber can be used as a connecting and traction tool.

However, in practical use, there still exist some disadvantages, such as:

(1): the existing device is at the work, because the rope length that uses on the elevator is longer, and the rope is when the rolling, because the environment in the elevator well is complicated for the rope of going up and down usefulness is worn and torn very easily, causes huge life safety's harm problem to the personnel who takes, and the rope after wearing and tearing has very big improvement to operating personnel's the maintenance work degree of difficulty, has reduced the life of rope, is unfavorable for the device's practicality

(2): when the existing device works, the diameter of a rope used for lifting of the elevator is thick, so that when the rope is wound by the fixed pulley, the thick rope can slide out of the surface of the fixed pulley, once the elevator vertically descends under the condition, when people take the elevator, the elevator can cause irrecoverable injury to the people taking the elevator, the safety of the device is greatly reduced, and the practicability of the device is low.

There is therefore a need to provide a rope fixing arrangement for an elevator that is highly safe.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a rope fixing device for elevator through setting up the pulley, has done benefit to the guidance quality of pulley for the rope can not rub debris and wall in the elevator well when moving according to the elevator lift, has increased the device's practicality, the utility model discloses a set up the stopper, make the rope when being rolled up by coiling mechanism, utilized the effect that blocks of stopper, make the rope when the activity, the stopper restriction rope can only be removed on the top of fixed pulley, avoided the rope to drop from the fixed pulley surface, the condition of displacement, in order to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a rope fixing device for a lifting elevator comprises a bottom plate, a fixing block is fixedly arranged at the bottom end of the bottom plate, the bottom end of the fixed block is fixedly provided with a fixed device, the bottom end of the fixed device is movably provided with a fixed pulley, the surface of the fixed pulley is connected with a rope in a friction way, the top end of the bottom plate is fixedly provided with a supporting block, the top end of the supporting block is welded with a furling motor, the right end of the bottom plate is welded with a connecting rod, the right end of the connecting rod is movably provided with a pulley, a transmission rod is movably arranged at the right end of the furling motor, a movable shaft is movably arranged at the right side of the transmission rod, the surface of the movable shaft is movably provided with a rolling device, the bottom end of the rolling device is welded with a supporting plate, the surface of the fixed pulley is integrally formed with a limiting block, the surface of the fixed pulley is bonded with a fixed plate, and the surface of the fixed plate is fixedly provided with a rotating shaft.

In a preferred embodiment, the fixing device is made of a metal member, and a circular hole fixedly mounted with the rotating shaft is formed on a surface of the fixing device.

In a preferred embodiment, the surface of the crown block is smooth and the diameter of the crown block has a value of three to four centimeters.

In a preferred embodiment, the length of the rope has a value of twenty to thirty-five meters, and the end of the rope is fixedly mounted on the surface of the winding-up device, and the rope is in contact with the surfaces of the winding-up device and the pulleys and the fixed pulleys, respectively.

In a preferred embodiment, the height of the stopper has a value of two to three times the height of the cable.

In a preferred embodiment, an elastic rubber pad is adhered to the surface of the pulley, and the thickness of the elastic rubber pad is one to three millimeters.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up the pulley, do benefit to the guidance quality of pulley for the rope can not rub debris and wall in the elevator shaft when moving according to the elevator lift, has increased the device's practicality, has reduced the wear rate of rope, has increased the life of rope, has improved the device's economic benefits greatly, has avoided the unexpected fraying of rope, leads to the unexpected problem of elevator free fall, has increased the device's security, has improved the device's practicality.

2. The utility model discloses a set up the stopper for the rope has utilized the effect that blocks of stopper when being rolled up by the coiling mechanism, makes the rope when the activity, and stopper restriction rope can only remove on the top of fixed pulley, has avoided the rope to drop from the fixed pulley surface, the condition of displacement, and it is great to have avoided the frictional force between rope and the fixed pulley, and the great problem of wearing and tearing has increased the security that personnel took the elevator.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the fixed pulley structure of the present invention.

Fig. 3 is the schematic diagram of the structure of the limiting block of the present invention.

Fig. 4 is a schematic view of the pulley structure of the present invention.

Fig. 5 is a schematic structural diagram of the controller of the present invention.

The reference signs are: 1. a base plate; 2. a fixed block; 3. a fixing device; 4. a fixed pulley; 5. a rope; 6. A connecting rod; 7. a pulley; 8. a support block; 9. a winding motor; 10. a transmission rod; 11. a movable shaft; 12. A winding device; 13. a support plate; 14. a limiting block; 15. a fixing plate; 16. and rotating the shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in the attached figures 1-5, the rope fixing device for the elevator comprises a bottom plate 1, a fixed block 2 is fixedly arranged at the bottom end of the bottom plate 1, a fixing device 3 is fixedly arranged at the bottom end of the fixed block 2, a fixed pulley 4 is movably arranged at the bottom end of the fixing device 3, a rope 5 is connected with the surface friction of the fixed pulley 4, a supporting block 8 is fixedly arranged at the top end of the bottom plate 1, a furling motor 9 is welded at the top end of the supporting block 8, a connecting rod 6 is welded at the right end of the bottom plate 1, a pulley 7 is movably arranged at the right end of the connecting rod 6, a transmission rod 10 is movably arranged at the right end of the furling motor 9, a movable shaft 11 is movably arranged at the right side of the transmission rod 10, a rolling device 12 is movably arranged on the surface of the movable shaft 11, a supporting, a rotation shaft 16 is fixedly mounted on the surface of the fixed plate 15.

Referring to fig. 2 of the specification, the fixing device 3 is made of a metal member, and a circular hole fixedly installed on the rotating shaft 16 is formed on the surface of the fixing device 3.

The implementation mode is specifically as follows: the material of the fixing device 3 is facilitated, so that the service life of the fixing device 3 is longer, the practicability of the fixing device 3 is increased, the economic benefit of the device is increased, the overhaul difficulty of operators and the replacement difficulty are reduced, and the practicability of the device is increased.

Referring specifically to fig. 3 of the specification, the height of the stopper 14 is two to three times the height of the rope 5.

The implementation mode is specifically as follows: the height value of the limiting block 14 is utilized to prevent the rope 5 from moving randomly in the fixed pulley 4, so that the accident that the rope 5 falls from the fixed pulley 4 is avoided, and the safety of the device is improved.

Referring to fig. 4 of the specification, an elastic rubber pad is adhered to the surface of the pulley 7, and the thickness of the elastic rubber pad is one millimeter to three millimeters.

The implementation mode is specifically as follows: the elastic rubber pads bonded on the surfaces of the pulleys 7 are utilized, so that when the rope 5 slides in the pulleys 7, the friction force between the pulleys 7 and the rope 5 is small, the service life of the rope 5 is prolonged, the wear rate of the rope 5 is reduced, the practicability of the device is improved, and the economic benefit of the device is improved.

The utility model discloses the theory of operation:

a preparation stage: the components of the device are first installed, the device is started normally, and then the elevator performs normal lifting work.

The working stage is as follows: the controller controls the elevator to ascend and descend according to the requirements of passengers, then the controller controls the winding motor 9 to start, then the winding motor 9 finishes the operations of winding and extending the rope 5 through the difference of the rotation directions of the winding device 12, then the pulley 7 controls the direction of the rope 5, the condition that the rope 5 is wound and abraded too much is avoided, and then the fixed pulley 4 controls the normal expansion and contraction of the rope 5.

And (5) finishing: firstly, an operator checks whether the fixation between the components of the device is firm, then the operator normally closes, then the operator maintains and replaces the aged parts in the device, then the operator regularly coats the surfaces of the rotating shaft 16 and the movable shaft 11 with lubricating oil, and then the device completes the work of fixing and winding the rope 5.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a rope fixing device for elevator, includes bottom plate (1), the bottom fixed mounting of bottom plate (1) has fixed block (2), the bottom fixed mounting of fixed block (2) has fixing device (3), the bottom movable mounting of fixing device (3) has fixed pulley (4), the surface friction of fixed pulley (4) is connected with rope (5), the top fixed mounting of bottom plate (1) has supporting shoe (8), the top welding of supporting shoe (8) has roll-up motor (9), its characterized in that: the right-hand member welding of bottom plate (1) has connecting rod (6), the right-hand member movable mounting of connecting rod (6) has pulley (7), the right-hand member movable mounting of roll-up motor (9) has transfer line (10), the right side movable mounting of transfer line (10) has loose axle (11), the movable surface mounting of loose axle (11) has coiling mechanism (12), the bottom weld of coiling mechanism (12) has backup pad (13), the surperficial integrated formation of fixed pulley (4) has stopper (14), the surface bonding of fixed pulley (4) has fixed plate (15), the fixed surface of fixed plate (15) installs axis of rotation (16).

2. A rope fixing device for a hoisting elevator according to claim 1, characterized in that: the fixing device (3) is made of a metal component, and a circular hole fixedly mounted with the rotating shaft (16) is formed in the surface of the fixing device (3).

3. A rope fixing device for a hoisting elevator according to claim 1, characterized in that: the surface of the fixed pulley (4) is smooth, and the diameter value of the fixed pulley (4) is three centimeters to four centimeters.

4. A rope fixing device for a hoisting elevator according to claim 1, characterized in that: the length value of rope (5) is twenty meters to thirty-five meters, and the terminal fixed mounting of rope (5) is on the surface of coiling mechanism (12), and rope (5) contact respectively at coiling mechanism (12) and pulley (7) and fixed pulley (4) surface.

5. A rope fixing device for a hoisting elevator according to claim 1, characterized in that: the height value of the limiting block (14) is two times to three times of the height of the rope (5).

6. A rope fixing device for a hoisting elevator according to claim 1, characterized in that: the surface of the pulley (7) is adhered with an elastic rubber pad, and the thickness value of the elastic rubber pad is one millimeter to three millimeters.

Images