阅读说明：本技术 一种带坠落保护功能的电梯吊索 (Elevator sling with falling protection function ) 是由 常云� 张新霞 孔常剑 解雅梅 陈岚 潘小敏 于 2021-09-07 设计创作，主要内容包括：本发明涉及电梯吊索技术领域,具体为一种带坠落保护功能的电梯吊索,带坠落保护功能的电梯吊索包括转动盘,转动盘的表面设置有一体成型的凹槽条,每个凹槽条的间距相同,凹槽条的内部设置有吊索主体,吊索主体的一端固定在转动盘的表面；有益效果：整个吊索主体是盘绕在转动盘的表面,并且吊索主体的一端固定在转动盘的表面,这样通过减速电机的作用,带动转动杆进行转动,即可带动整个转动盘进行转动,对吊索主体进行收放的作用,将外部的轿厢电梯进行上下移动,而若减速电机出现问题时,整个电梯会出现急速坠落的情况,而这时,通过转速传感器的作用,检测到转速急速上升,立即将信号发送至第一电动伸缩杆与第二电动伸缩杆。(The invention relates to the technical field of elevator slings, in particular to an elevator sling with a falling protection function, which comprises a rotating disc, wherein the surface of the rotating disc is provided with integrally-formed groove strips, the intervals of the groove strips are the same, a sling main body is arranged inside each groove strip, and one end of the sling main body is fixed on the surface of the rotating disc; has the advantages that: whole hoist cable main part is the surface of coiling at the rolling disc, and the surface at the rolling disc is fixed to the one end of hoist cable main part, effect through gear motor like this, the drive dwang rotates, can drive whole rolling disc and rotate, the effect of receiving and releasing is carried out to the hoist cable main part, reciprocate outside car elevator, and if gear motor goes wrong, the condition that falls rapidly can appear in whole elevator, and at this moment, effect through speed sensor, it rises rapidly to detect the rotational speed, send signal to first electric telescopic handle and second electric telescopic handle immediately.)

1. The utility model provides an elevator hoist cable of protection function falls in area which characterized in that: the elevator sling with the falling protection function comprises

The groove forming device comprises a rotating disc (17), wherein groove strips (16) which are integrally formed are arranged on the surface of the rotating disc (17), the distance between every two groove strips (16) is the same, a sling main body (24) is arranged inside each groove strip (16), and one end of each sling main body (24) is fixed on the surface of the rotating disc (17);

gear motor (2), one side fixed surface of gear motor (2) is provided with dull polish wheel (22), the fixed a plurality of electric telescopic handle (21) that are provided with in side surface edge of dull polish wheel (22), the center department of dull polish wheel (22) is provided with dwang (25), the output of gear motor (2) pass through the shaft coupling with dwang (25) are connected, dwang (25) are kept away from the fixed second electric telescopic handle (23) that is provided with in one end of gear motor (2), rolling disc (17) are fixed the side surface of second electric telescopic handle (23), second electric telescopic handle (23) are kept away from the fixed brake disc (13) that is provided with in one end of gear motor (2), the center department of brake disc (13) is fixed and is provided with speed sensor (26), the output of speed sensor (26) with first electric telescopic handle (21) The input end of the second electric telescopic rod (23) is connected with a signal.

2. The elevator sling with fall protection as claimed in claim 1, wherein: the side surface of the rotating disc (17) is provided with integrally formed brake holes (15), one side of each brake hole (15) is provided with a reinforcing rod (14), and the distances between the reinforcing rods (14) and the brake holes (15) are the same.

3. The elevator sling with fall protection as claimed in claim 1, wherein: the upper surface of gear motor (2) is fixed and is provided with fixed plate (1), one side of gear motor (2) is provided with bumper shock absorber (4), bumper shock absorber (4) are fixed the side surface of gear motor (2).

4. The elevator sling with fall protection as claimed in claim 1, wherein: the elevator shaft damper is characterized in that a buckle interface (3) is arranged on one side of the damper (4), a fixed shaft (5) is fixedly arranged on the surface of one side, far away from the buckle interface (3), of the damper (4), and the fixed shaft (5) is fixed on the side surface of the elevator shaft.

5. The elevator sling with fall protection as claimed in claim 3, wherein: one side of bumper shock absorber (4) is provided with power (7), power (7) are fixed a side surface of gear motor (2), the last fixed surface of power (7) is provided with rings (6), a side fixed surface of power (7) is provided with control switch board (10), control switch board (10) with power (7) gear motor (2) electrical property links to each other.

6. The elevator sling with fall protection as claimed in claim 1, wherein: the bottom of gear motor (2) should be fixed and be provided with bed plate (12), the four corners department of bed plate (12) is provided with integrated into one piece's connecting hole (11).

7. The elevator sling with fall protection as claimed in claim 5, wherein: the power supply (7) is far away from one side surface of the speed reducing motor (2) and is fixedly provided with a protective cover (8), and a fixing hole (9) is fixedly formed in the center of the protective cover (8).

8. The elevator sling with fall protection as claimed in claim 5, wherein: the surface of one side of keeping away from power (7) in gear motor (2) is fixed and is provided with protection shield (19), the surface of protection shield (19) is provided with integrated into one piece's access hole (18), access hole (18) are from having the lid, access hole (18) with the inside of gear motor (2) communicates with each other.

9. The elevator sling with fall protection as claimed in claim 1, wherein: a partition plate (20) is fixedly arranged between the grinding wheel (22) and the speed reducing motor (2).

10. The use method of the elevator sling with the falling protection function is characterized in that:

the first step is as follows: the whole elevator sling is fixed on the top side of the interior of the elevator shaft through the action of the fixing plate (1) and the hoisting ring (6);

the second step is that: connecting a sling main body (24) wound on the surface of the rotating disc (17) with the top side of the elevator of the car;

the third step: setting two layers of danger values of a rotating speed sensor (26), starting a second electric telescopic rod (23) when the first layer of danger values is reached, and starting a first electric telescopic rod (21) when the second layer of danger values is reached;

the fourth step: when the speed is reduced, the electric telescopic handle can be unfolded immediately for rescue, after rescue, the rotating disc (17), the first electric telescopic handle (21) and the second electric telescopic handle (23) must be replaced, and other parts are replaced by themselves according to conditions.

Technical Field

The invention relates to the technical field of elevator suspension ropes, in particular to an elevator suspension rope with a falling protection function.

Background

An elevator is a permanent transport device serving a number of specific floors in a building, the cars of which travel in at least two rigid tracks perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical. There are also steps, where the tread plates are mounted on a track for continuous operation, commonly known as escalators or moving walkways. A fixed elevator apparatus serving a predetermined floor. The vertical lift elevator has a car that runs between at least two vertical rows of rigid guide rails or guide rails with an angle of inclination of less than 15 °. The size and the structural form of the car are convenient for passengers to access or load and unload goods. It is customary to use elevators as a generic term for vertical transport means in buildings, irrespective of their drive mode. According to the speed, the elevator can be divided into a low-speed elevator (below 4 m/s), a high-speed elevator (4-12 m/s) and a high-speed elevator (above 12 m/s).

Generally, when the sling for the elevator is used, if the elevator falls at a high speed, the sling cannot protect the elevator, so that personnel in the elevator can be injured.

Disclosure of Invention

The invention aims to provide an elevator sling with a falling protection function, which aims to solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

an elevator sling with a falling protection function comprises

The lifting sling comprises a rotating disc, wherein integrally-formed groove strips are arranged on the surface of the rotating disc, the distance between every two groove strips is the same, a sling main body is arranged inside each groove strip, and one end of each sling main body is fixed on the surface of the rotating disc;

gear motor, one side fixed surface of gear motor is provided with the emery wheel, the fixed a plurality of electric telescopic handle that are provided with in side surface edge of emery wheel, the center department of emery wheel is provided with the dwang, gear motor's output pass through the shaft coupling with the dwang is connected, the dwang is kept away from gear motor's the fixed second electric telescopic handle that is provided with in one end, the rolling disc is fixed second electric telescopic handle's side surface, second electric telescopic handle is kept away from gear motor's the fixed brake disc that is provided with in one end, the fixed rotational speed sensor that is provided with in center department of brake disc, rotational speed sensor's output with first electric telescopic handle the input signal of second electric telescopic handle links to each other.

Preferably, an integrally formed braking hole is formed in the side surface of the rotating disc, a reinforcing rod is arranged on one side of the braking hole, and the distance between the reinforcing rod and the braking hole is the same.

Through above-mentioned technical scheme, the brake hole of rolling disc side surface communicates with each other with the quantity of stiffener, and the position one-to-one of brake hole and stiffener, can guarantee wherein still can play the effect of speed reduction to the rolling disc after several stiffeners fracture like this, the prerequisite is at first through the effect of grinding wheel, carries out preliminary speed reduction with the rolling disc, produced strong vibrations when so not only can guaranteeing that the car elevator can not appear scramming, has guaranteed the safety of rolling disc simultaneously.

Preferably, a fixing plate is fixedly arranged on the upper surface of the speed reducing motor, a damper is arranged on one side of the speed reducing motor, and the damper is fixed on the side surface of the speed reducing motor.

Through above-mentioned technical scheme, by the effect of fixed plate, fix whole elevator hoist cable at the inside top side of elevartor shaft, conveniently use, through the effect of bumper shock absorber, can play the guard action to gear motor, nevertheless can continue the during operation when gear motor appears damaging simultaneously, reduce vibrations and to gear motor's injury once more.

Preferably, a fastening interface is arranged on one side of the shock absorber, a fixed shaft is fixedly arranged on the surface of one side, far away from the fastening interface, of the shock absorber, and the fixed shaft is fixed on the side surface of the elevator shaft.

Through above-mentioned technical scheme, through the effect of buckle interface, be convenient for fix the bumper shock absorber, prevent that the bumper shock absorber from appearing droing, also can alleviate the connecting pressure between bumper shock absorber and the gear motor simultaneously.

Preferably, one side of bumper shock absorber is provided with the power, the power is fixed gear motor's a side surface, the last fixed surface of power is provided with rings, a side fixed surface of power is provided with the control switch board, the control switch board with the power gear motor electrical property links to each other.

Through above-mentioned technical scheme, by the effect control power of control switch board and gear motor open and close, conveniently rescue personnel can directly control car elevator at the top of elevartor shaft, cooperate the outside personnel of car elevator to rescue jointly, and can cooperate outside connection cable to fix the power through the effect of rings and hang and get.

Preferably, the bottom of the speed reduction motor is fixedly provided with a base plate, and four corners of the base plate are provided with integrally formed connecting holes.

Preferably, a protective cover is fixedly arranged on the surface of one side, away from the speed reduction motor, of the power supply, and a fixing hole is fixedly formed in the center of the protective cover.

Through above-mentioned technical scheme, through the effect of visor, make things convenient for the staff to overhaul the operation to the inside of power.

Preferably, a protection plate is fixedly arranged on the surface of one side, far away from the power supply, of the speed reduction motor, an integrally formed access hole is formed in the surface of the protection plate, the access hole is provided with a cover body, and the access hole is communicated with the inside of the speed reduction motor.

Preferably, a partition plate is fixedly arranged between the grinding wheel and the speed reducing motor.

Through above-mentioned technical scheme, through the effect of division board, prevent that the emery wheel from causing destruction to its surface when hugging closely gear motor.

A use method of an elevator sling with a falling protection function comprises the following steps:

the first step is as follows: the whole elevator sling is fixed on the top side of the interior of the elevator shaft through the action of the fixing plate and the hanging ring;

the second step is that: connecting a sling main body wound on the surface of the rotating disc with the top side of the elevator of the car;

the third step: setting two layers of danger values of the rotating speed sensor, starting the second electric telescopic rod when the first layer of danger value is reached, and starting the first electric telescopic rod when the second layer of danger value is reached;

the fourth step: when the speed is reduced, the rotary disc, the first electric telescopic rod and the second electric telescopic rod are required to be replaced after rescue is finished, and other parts are replaced by themselves according to the condition.

Compared with the prior art, the invention has the beneficial effects that:

1. this elevator hoist cable of protect function falls in area, if gear motor when the problem appears, the condition that falls rapidly can appear in whole elevator, and at this moment, through speed sensor's effect, it rises rapidly to detect the rotational speed, send signal to first electric telescopic handle and second electric telescopic handle immediately, first electric telescopic handle reacts with second electric telescopic handle at once, second electric telescopic handle drives the rolling disc immediately and is close to one side of dull polish wheel, through the effect of dull polish disc, carry out speed reduction to the rolling disc and handle.

2. This elevator hoist cable of protect function falls in area, the brake hole of rolling disc side surface communicates with each other with the quantity of stiffener, and the position one-to-one of brake hole and stiffener, can guarantee wherein still can play the effect of slowing down to the rolling disc after several stiffeners fracture like this, the prerequisite is at first through the effect of emery wheel, carry out preliminary speed reduction with the rolling disc, produced strong vibrations when so not only can guaranteeing that the car elevator can not appear scramming, the safety of rolling disc has been guaranteed simultaneously.

3. This elevator hoist cable of protect function falls in area, by the effect of fixed plate, fixes whole elevator hoist cable at the inside top side of elevartor shaft, conveniently uses, through the effect of bumper shock absorber, can play the guard action to gear motor, nevertheless can continue the during operation when gear motor appears damaging simultaneously, reduces vibrations and to gear motor's injury once more.

Drawings

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

FIG. 2 is a schematic view of the overall front structure of the present invention;

FIG. 3 is a schematic view of the overall structure of the rotary disk according to the present invention;

FIG. 4 is a schematic view of a side structure of a rotary disk according to the present invention;

fig. 5 is a schematic structural diagram of the brake disc in the invention.

In the figure: 1. a fixing plate; 2. a reduction motor; 3. a buckle interface; 4. a shock absorber; 5. a fixed shaft; 6. a hoisting ring; 7. a power source; 8. a protective cover; 9. a fixing hole; 10. a control switch board; 11. connecting holes; 12. a base plate; 13. a brake disc; 14. a reinforcing bar; 15. a brake hole; 16. a groove strip; 17. rotating the disc; 18. an access hole; 19. a protection plate; 20. a partition plate; 21. a first electric telescopic rod; 22. grinding a grinding wheel; 23. a second electric telescopic rod; 24. a sling main body; 25. rotating the rod; 26. a rotation speed sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a technical solution provided by the present invention is:

an elevator sling with a falling protection function comprises

The groove forming device comprises a rotating disc 17, wherein groove strips 16 which are integrally formed are arranged on the surface of the rotating disc 17, the distance between every two groove strips 16 is the same, a sling main body 24 is arranged inside each groove strip 16, and one end of each sling main body 24 is fixed on the surface of the rotating disc 17;

the cable-driven grinding device comprises a speed reducing motor 2, a grinding wheel 22 is fixedly arranged on the surface of one side of the speed reducing motor 2, a plurality of first electric telescopic rods 21 are fixedly arranged at the edge of the side surface of the grinding wheel 22, a rotating rod 25 is arranged at the center of the grinding wheel 22, the output end of the speed reducing motor 2 is connected with the rotating rod 25 through a coupler, a second electric telescopic rod 23 is fixedly arranged at one end, far away from the speed reducing motor 2, of the rotating rod 25, a rotating disc 17 is fixed on the side surface of the second electric telescopic rod 23, a brake disc 13 is fixedly arranged at one end, far away from the speed reducing motor 2, of the second electric telescopic rod 23, a rotating speed sensor 26 is fixedly arranged at the center of the brake disc 13, the output end of the rotating speed sensor 26 is connected with signals of the input ends of the first electric telescopic rod 21 and the second electric telescopic rod 23, and the whole cable main body 24 is wound on the surface of the rotating disc 17, and the one end of hoist cable main part 24 is fixed on the surface of rolling disc 17, like this through gear motor 2's effect, drive dwang 25 and rotate, can drive whole rolling disc 17 and rotate, the effect of receiving and releasing hoist cable main part 24, reciprocate outside car elevator, and if gear motor 2 goes wrong, the condition that whole elevator can appear falling rapidly, and at this moment, through speed sensor 26's effect, detect the rotational speed and rise rapidly, send signal to first electric telescopic handle 21 and second electric telescopic handle 23 immediately, first electric telescopic handle 21 reacts with second electric telescopic handle 23 at once, second electric telescopic handle 23 drives rolling disc 17 immediately and is close to one side of dull polish wheel 22, through the effect of dull polish dish, carry out the speed reduction to rolling disc 17.

The utility model provides an elevator hoist cable of protection function falls in area, the side surface of rolling disc 17 is provided with integrated into one piece's brake hole 15, one side of brake hole 15 is provided with stiffener 14, stiffener 14 with the interval between the brake hole 15 is the same, and the brake hole 15 of rolling disc 17 side surface communicates with each other with the quantity of stiffener 14, and the position one-to-one of brake hole 15 and stiffener 14, can guarantee that still can play the effect of slowing down to rolling disc 17 after several stiffener 14 fracture wherein like this, the prerequisite is at first through the effect of emery wheel 22, carries out preliminary speed reduction with rolling disc 17, so not only can guarantee that car elevator can not appear the strong vibrations that produce when scramming, guaranteed rolling disc 17's safety simultaneously, the fixed plate 1 that is provided with of the upper surface of gear motor 2, one side of gear motor 2 is provided with bumper shock absorber 4, the bumper shock absorber 4 is fixed gear motor 2's side surface, by the effect of fixed plate 1, fixes whole elevator hoist cable at the inside top side of elevartor shaft, conveniently uses, through the effect of bumper shock absorber 4, can play the guard action to gear motor 2, nevertheless can continue the during operation when gear motor 2 appears damaging simultaneously, reduces vibrations and to gear motor 2's injury once more.

Preferably, a buckle interface 3 is arranged at one side of the shock absorber 4, a fixed shaft 5 is fixedly arranged on one side surface of the shock absorber 4 far away from the buckle interface 3, the fixed shaft 5 is fixed on the side surface of the elevator shaft, the shock absorber 4 is conveniently fixed under the action of the buckle interface 3, the shock absorber 4 is prevented from falling off, meanwhile, the connection pressure between the shock absorber 4 and the speed reducing motor 2 can be relieved, a power supply 7 is arranged at one side of the shock absorber 4, the power supply 7 is fixed on one side surface of the speed reducing motor 2, a hanging ring 6 is fixedly arranged on the upper surface of the power supply 7, a control switch board 10 is fixedly arranged on one side surface of the power supply 7, the control switch board 10 is electrically connected with the power supply 7 and the speed reducing motor 2, and the on and off of the power supply 7 and the speed reducing motor 2 are controlled by the action of the control switch board 10, make things convenient for the personnel of suing and labouring can directly control car elevator at the top of elevartor shaft, cooperation car elevator outside personnel rescue jointly, and can cooperate outside connection cable to fix power 7 through rings 6 and hang and get, this fixed bed plate 12 that is provided with in gear motor 2's bottom, the four corners department of bed plate 12 is provided with integrated into one piece's connecting hole 11.

Preferably, a protective cover 8 is fixedly arranged on the surface of one side, away from the speed reduction motor 2, of the power supply 7, a fixing hole 9 is fixedly arranged at the center of the protective cover 8, the maintenance operation of the inside of the power supply 7 by a worker is facilitated under the action of the protective cover 8, a protective plate 19 is fixedly arranged on the surface of one side, away from the power supply 7, of the speed reduction motor 2, an integrally formed maintenance hole 18 is formed in the surface of the protective plate 19, the maintenance hole 18 is provided with a cover body, the maintenance hole 18 is communicated with the inside of the speed reduction motor 2, a partition plate 20 is fixedly arranged between the grinding wheel 22 and the speed reduction motor 2, and the grinding wheel 22 is prevented from damaging the surface of the speed reduction motor 2 under the action of the partition plate 20.

A use method of an elevator sling with a falling protection function comprises the following steps:

the first step is as follows: the whole elevator sling is fixed on the top side of the interior of the elevator shaft through the action of the fixing plate 1 and the hanging ring 6;

the second step is that: connecting a sling main body 24 wound on the surface of the rotating disc 17 with the top side of the car elevator;

the third step: setting two layers of danger values of a rotating speed sensor 26, starting the second electric telescopic rod 23 when the first layer of danger values is reached, and starting the first electric telescopic rod 21 when the second layer of danger values is reached;

the fourth step: when the speed is reduced, the rotary disc 17, the first electric telescopic rod 21 and the second electric telescopic rod 23 are required to be replaced after rescue, and other parts are replaced automatically according to the situation.

When the elevator sling with the falling protection function is used, the whole sling main body 24 is wound on the surface of the rotating disc 17, one end of the sling main body 24 is fixed on the surface of the rotating disc 17, the rotating rod 25 is driven to rotate through the action of the speed reduction motor 2, the whole rotating disc 17 can be driven to rotate, the sling main body 24 is wound and released, an external elevator car is moved up and down, if the speed reduction motor 2 fails, the whole elevator can fall rapidly, at the moment, the rapid rise of the rotating speed is detected through the action of the rotating speed sensor 26, signals are immediately sent to the first electric telescopic rod 21 and the second electric telescopic rod 23, the first electric telescopic rod 21 and the second electric telescopic rod 23 immediately react, the second electric telescopic rod 23 immediately drives the rotating disc 17 to approach one side of the grinding wheel 22, the rotating disc 17 is decelerated through the action of a grinding disc, when the rotating speed sensor 26 detects that the rotating speed is reduced, a signal is immediately sent to the first electric telescopic rod 21 again, at the moment, the first electric telescopic rod 21 is immediately extended and clamped into the brake holes 15 on the side surface of the rotating disc 17, the first electric telescopic rod 21 can be assisted to decelerate the rotating disc 17 until the rotating disc is stopped under the action of the reinforcing rods 14, so that the safety of personnel in the car elevator can be ensured, the brake holes 15 on the side surface of the rotating disc 17 are communicated with the reinforcing rods 14 in number, the positions of the brake holes 15 and the positions of the reinforcing rods 14 are in one-to-one correspondence, so that the rotating disc 17 can be ensured to be decelerated after a plurality of reinforcing rods 14 are broken, and on the premise that the rotating disc 17 is primarily decelerated through the action of the grinding wheel 22, so that the car elevator cannot generate strong vibration during emergency stop, meanwhile, the safety of the rotating disc 17 is ensured;

the whole elevator sling is fixed at the top side in the elevator shaft by the fixing plate 1, is convenient to use, can play a role in protecting the speed reducing motor 2 by the action of the shock absorber 4, meanwhile, when the speed reducing motor 2 is damaged but can continue to work, the secondary damage of the vibration to the speed reducing motor 2 is reduced, the shock absorber 4 is convenient to be fixed by the action of the buckle interface 3, the shock absorber 4 is prevented from falling off, meanwhile, the connection pressure between the shock absorber 4 and the speed reducing motor 2 can be relieved, the power supply 7 and the speed reducing motor 2 are controlled to be turned on and off under the action of the control switch board 10, so that rescue workers can directly control the lift car elevator at the top of the elevator shaft and can rescue the lift car elevator together with the personnel outside the lift car elevator, and the power supply 7 can be fixedly hung by matching with an external connecting iron cable through the action of the hanging ring 6.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.