CN216377060U

CN216377060U - Novel tensioning of elevator compensation rope device

Info

Publication number: CN216377060U
Application number: CN202123134334.2U
Authority: CN
Inventors: 戴良良; 吴晓英; 杨惠良
Original assignee: Zhejiang Vosam Elevator Co ltd
Current assignee: Zhejiang Vosam Elevator Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-04-26
Anticipated expiration: 2031-12-14

Abstract

The utility model provides a novel tensioning device for an elevator compensating rope, which relates to the technical field of elevators and comprises a bottom plate, a tensioning frame, a buffer assembly and a limiting assembly, wherein the limiting assembly is arranged between the bottom plate and the tensioning frame and used for stabilizing the movement of the tensioning frame, the top of the bottom plate is fixedly connected with four supporting rods, the top of the bottom plate is provided with the tensioning frame, the tensioning frame is positioned between the supporting rods, the top of the tensioning frame is connected with a supporting plate through the buffer assembly, the interior of the tensioning frame is rotatably connected with a tensioning wheel through a rotating shaft, the limiting assembly comprises a limiting block and a limiting groove, and the front side and the back side of the tensioning frame are fixedly connected with a plurality of limiting blocks. The device uses through the cooperation of fixed orifices, connecting hole, fixing bolt and backup pad, can solve the compensation rope extension problem that causes because of factors such as gravity and temperature variation, uses through the cooperation of connecting block, fixed block and buffer spring, can solve the elevator and make the upper and lower vibrations condition of overspeed device tensioner when stopping promptly, has improved the security of elevator operation.

Description

Novel tensioning of elevator compensation rope device

Technical Field

The utility model relates to the technical field of elevators, in particular to a novel elevator compensating rope tensioning device.

Background

An elevator system is commonly known as a traction type elevator system, which includes a traction machine, a traction rope, a car, a counterweight, a corresponding control system, and the like, wherein the traction rope is connected with the car through one end of a traction sheave on the traction machine, and is connected with the counterweight through the other end of the traction sheave, and a compensation device is generally required to be installed on the elevator system in order to compensate the weight of the traction rope and other components to stabilize the operation of the elevator.

The compensating rope compensating device usually comprises a compensating rope and a compensating rope tensioning wheel, wherein the compensating rope passes around the tensioning wheel and two ends of the compensating rope are respectively connected with the bottom of the elevator car and the bottom of the counterweight.

But current overspeed device tensioner is after using one end time, and the compensating rope extension that the tensioning rope arouses under factors such as gravity and temperature variation, and the wire rope of extension can produce and rock and twine the phenomenon, influences the travelling comfort and the security of elevator, and current overspeed device tensioner does not design damper, and this just causes the elevator and can appear great vibrations from top to bottom when promptly stopping, and will cause the potential safety hazard when vibrations wave and elevator car.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the background technology and provide a novel elevator compensating rope tensioning device, the problem of compensating rope extension caused by factors such as gravity, temperature change and the like can be solved by using the fixing holes, the connecting holes, the fixing bolts and the supporting plates in a matched mode, the vertical vibration condition of the tensioning device when an elevator is emergently stopped can be solved by using the connecting blocks, the fixing blocks and the buffer springs in a matched mode, and the safety of elevator operation is improved.

In order to achieve the aim, the utility model provides the following technical scheme that the novel elevator compensating rope tensioning device comprises a bottom plate, a tensioning frame, a buffer assembly and a limiting assembly, wherein the limiting assembly is arranged between the bottom plate and the tensioning frame and used for stabilizing the movement of the tensioning frame;

the top of the bottom plate is fixedly connected with four supporting rods, the top of the bottom plate is provided with a tensioning frame, the tensioning frame is positioned between the supporting rods, the top of the tensioning frame is connected with a supporting plate through a buffering assembly, and the interior of the tensioning frame is rotatably connected with a tensioning wheel through a rotating shaft;

the limiting assembly comprises limiting blocks and limiting grooves, the front face and the back face of the tensioning frame are fixedly connected with a plurality of limiting blocks, and the limiting grooves are formed in the tops of the limiting blocks.

Furthermore, many the bracing piece runs through the stopper through the spacing groove, just bracing piece and spacing groove sliding connection.

Further, the buffering component comprises a fixing block, a buffering spring and a connecting block, the bottom of the supporting plate is fixedly connected with the two fixing blocks, the bottom of the fixing block is provided with a fixing groove, the top of the tensioning frame is fixedly connected with the two connecting blocks, the two connecting blocks are respectively located inside the fixing groove, and the top of the connecting block is provided with a buffering groove.

Further, the inside buffer column that is provided with of dashpot, buffer spring has been cup jointed to the buffer column outer wall, just the buffer spring top is connected with the fixed slot inner wall, the buffer spring bottom is connected with the dashpot inner wall.

Furthermore, a plurality of regulation holes have all been seted up to the fixed block front and the back, and are a plurality of the regulation hole is vertical align to grid and distributes, regulation downthehole portion is provided with rather than supporting adjusting bolt who uses.

Furthermore, the front and the back of the connecting block are both provided with a long hole, and the long hole corresponds to the position of the adjusting hole.

Furthermore, a plurality of connecting holes are formed in the front face of the supporting rod, fixing bolts used in a matched mode with the connecting holes are arranged in the connecting holes, and fixing holes used in a matched mode with the fixing bolts are formed in the front face and the back face of the supporting plate.

The utility model provides a novel elevator compensating rope tensioning device, which has the following beneficial effects:

1. the elevator compensation device has the advantages that through the matching of the connecting holes, the fixing bolts and the supporting plates, the problem that after the elevator is installed and debugged and runs for a period of time, the compensation steel wire rope can extend to a certain extent due to the gravity action, temperature change and other factors, the extended steel wire rope can shake and wind, and the comfort and the safety of the elevator are affected is solved.

2. Secondly, through the cooperation of stopper, spacing groove and bracing piece, can carry on spacingly to the removal of tensioning frame, stability in can effectual improvement tensioning rope use.

3. Then, through the bradyseism spring, connecting block and the fixed block that set up, can carry out the bradyseism to the tensioning frame and support, make the tensioning frame high in the stability of atress in-process, improve the stability of whole use, avoid vibrations wave and elevator car to cause the potential safety hazard.

Drawings

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

Fig. 2 is an elevational view of the overall construction of the present invention.

Fig. 3 is a side sectional view of the overall structure of the present invention.

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

Fig. 5 is a sectional view of the fixing block structure of the present invention.

Fig. 6 is an enlarged view of the utility model at a in fig. 3.

In FIGS. 1-6: 1. a base plate; 2. a support bar; 201. connecting holes; 202. fixing the bolt; 3. a support plate; 301. a fixing hole; 4. a fixed block; 401. an adjustment hole; 402. adjusting the bolt; 403. a buffer spring; 404. a buffer column; 5. connecting blocks; 501. a long hole; 6. a tension frame; 601. a limiting block; 602. a limiting groove; 7. a tension wheel.

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.

Example (b):

referring to figures 1-6 of the drawings,

the novel elevator compensating rope tensioning device provided by the embodiment comprises a base plate 1, a tensioning frame 6, a buffer assembly and a limiting assembly, wherein the limiting assembly is arranged between the base plate 1 and the tensioning frame 6 and used for stabilizing the movement of the tensioning frame 6;

the top of the bottom plate 1 is fixedly connected with four supporting rods 2, the top of the bottom plate 1 is provided with tensioning frames 6, the tensioning frames 6 are positioned between the supporting rods 2, the top of the tensioning frames 6 is connected with a supporting plate 3 through a buffer assembly, and the interior of the tensioning frames 6 is rotatably connected with a tensioning wheel 7 through a rotating shaft;

the limiting assembly comprises a limiting block 601 and a limiting groove 602, the front surface and the back surface of the tensioning frame 6 are fixedly connected with a plurality of limiting blocks 601, and the top of each limiting block 601 is provided with the limiting groove 602.

The support rod 2 is made of stainless steel, the stainless steel has the advantages of being good in corrosion resistance and high in mechanical strength, the support rod 2 can resist external erosion for a long time, the mechanical performance of the support rod 2 is kept, the service life of the support rod 2 is prolonged, and meanwhile the support rod 2 has certain loading capacity and can bear the weight of the tensioning frame 6 due to the fact that the stainless steel is high in mechanical strength;

meanwhile, the supporting rod 2 can also be made of cast steel materials, the cast steel materials also have the characteristics of good corrosion resistance and high mechanical strength, the manufacturing requirements of the supporting rod 2 can be met, but the corrosion resistance of the cast steel materials is poorer than that of stainless steel materials, the mechanical performance of the supporting rod 2 is easily influenced after the supporting rod 2 is corroded, the maintenance cost is increased, and therefore the stainless steel materials with good corrosion resistance are selected for manufacturing.

Further, many spinal branchs vaulting pole 2 runs through stopper 601 through spacing groove 602, and bracing piece 2 and spacing groove 602 sliding connection, through a plurality of stoppers 601 and spacing groove 602, can carry on spacingly to the moving direction of tensioning frame 6, and the effectual tensioning frame 6 atress of avoiding squints improves the stability in the tensioning frame 6 use.

Further, the buffering subassembly includes fixed block 4, buffer spring 403 and connecting block 5, two fixed blocks 4 of 3 bottom fixedly connected with of backup pad, the fixed slot has been seted up to 4 bottoms of fixed block, two connecting blocks 5 of 6 top fixedly connected with of tensioning frame, and inside two connecting blocks 5 were located the fixed slot respectively, the dashpot has been seted up at connecting block 5 top, the elevator is under the condition of stopping or scram, make the 6 atress of tensioning frame take place vibrations easily, tensioning frame 6 drove connecting block 5 and removes this moment.

Further, inside buffer column 404 that is provided with of dashpot, buffer spring 403 has been cup jointed to buffer column 404 outer wall, and buffer spring 403 top is connected with fixed slot inner wall, buffer spring 403 bottom is connected with the dashpot inner wall, make buffer spring 403 receive the tensile elastic deformation of connecting block 5 and produce elasticity, and will produce elasticity and act on tensioning frame 6 through connecting block 5, cushion the shock attenuation to tensioning frame 6, make tensioning frame 6 high at the stability of atress in-process, improve the stability of whole use.

Further, a plurality of regulation holes 401 have all been seted up to the fixed block 4 front and the back, and a plurality of regulation holes 401 are vertical align to grid and distribute, and regulation hole 401 is inside to be provided with rather than supporting adjusting bolt 402 who uses, then connecting block 5 is when removing, and adjusting bolt 402 in the regulation hole 401 slides in slot hole 501, prescribes a limit to connecting block 5's displacement.

Further, slot hole 501 has all been seted up to the connecting block 5 front and back, and slot hole 501 is corresponding with the position of adjustment hole 401, when the tensile force size of tensioning frame 6 needs to be adjusted, through taking out adjusting bolt 402 from adjustment hole 401, and push down fixed block 4, another adjusting hole 401 is corresponding with the position of slot hole 501 this moment, it inserts slot hole 501 to run through adjusting bolt 402 again this moment in adjusting hole 401, interval between connecting block 5 and the fixed block 4 reduces this moment, make buffer spring 403's elastic space reduce, and then reduced tensioning frame 6 vibrations and made wobbling range, avoid tensioning frame 6 vibrations range too big to bring the potential safety hazard into to the elevator.

Furthermore, the front surface of the supporting rod 2 is provided with a plurality of connecting holes 201, the inside of the connecting hole 201 is provided with a fixing bolt 202 matched with the connecting hole, the front surface and the back surface of the supporting plate 3 are both provided with fixing holes 301 matched with the fixing bolt 202, after the elevator runs for a period of time, the compensating steel wire rope of the elevator can extend to a certain extent due to the factors such as gravity action and temperature change, the extending steel wire rope can shake and wind, the comfort and the safety of the elevator are affected, at the moment, the fixing bolt 202 is taken out of the fixing hole 301, then the supporting plate 3 is lifted integrally, the supporting plate 3 drives the tensioning frame 6 to be lifted integrally through the buffer component, then the fixing hole 301 on the supporting plate 3 corresponds to the connecting hole 201 on the supporting rod 2, at the moment, the fixing bolt 202 penetrates through the connecting hole 201 again to be inserted into the fixing hole 301, and the supporting plate 3 is fixedly connected with the supporting rod 2 through the fixing bolt 202, the size of the tensile force can be adjusted fast and conveniently, and the problem that the shock absorption mechanism fails or the function of the shock absorption mechanism is weakened due to the fact that the steel wire rope extends is solved.

When the elevator is stopped or suddenly stopped, the tension rope and the tension pulley 7 apply tension to the tension frame 6 to enable the tension frame 6 to vibrate due to stress and move up and down on the support rod 2, at the moment, the movement direction of the tension frame 6 can be limited through the plurality of limiting blocks 601 and the limiting grooves 602, the tension frame 6 is effectively prevented from being stressed and deviated, the stability of the tension frame 6 in the use process is improved, then the tension frame 6 drives the connecting block 5 to move downwards when stressed, the buffer spring 403 is elastically deformed due to the extrusion and stretching of the connecting block 5 to generate elastic force, the generated elastic force acts on the tension frame 6 through the connecting block 5 to buffer and absorb the tension of the tension frame 6, the stability of the tension frame 6 in the stress process is high, the stability of the integral use is improved, then when the connecting block 5 moves, the adjusting bolt 402 in the adjusting hole 401 slides in the slot 501, the moving distance of the connecting block 5 is limited, when the tension force of the tension frame 6 needs to be adjusted, the adjusting bolt 402 is taken out of the adjusting hole 401, the fixing block 4 is pressed downwards, another adjusting hole 401 corresponds to the position of the long hole 501 at the moment, the adjusting bolt 402 penetrates through the adjusting hole 401 again and is inserted into the long hole 501 at the moment, the distance between the connecting block 5 and the fixing block 4 is reduced at the moment, the elastic space of the buffer spring 403 is reduced, the vibration amplitude of the tension frame 6 is reduced, the potential safety hazard caused by the overlarge vibration amplitude of the tension frame 6 to the elevator is avoided, and the problems of extension of a compensation rope caused by factors such as gravity and temperature change and the vertical vibration condition of the tension device when the elevator is emergently stopped can be solved through the structure.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.

Claims

1. A novel elevator compensating rope tensioning device is characterized by comprising a bottom plate, a tensioning frame, a buffer assembly and a limiting assembly, wherein the limiting assembly is arranged between the bottom plate and the tensioning frame and used for stabilizing the movement of the tensioning frame;

2. The novel elevator compensating rope tensioning device according to claim 1, wherein a plurality of the support rods penetrate through the limiting block through limiting grooves, and the support rods are slidably connected with the limiting grooves.

3. The novel tensioning device for the elevator compensating rope as claimed in claim 1, wherein the buffering assembly comprises fixing blocks, a buffering spring and connecting blocks, two fixing blocks are fixedly connected to the bottom of the supporting plate, fixing grooves are formed in the bottoms of the fixing blocks, two connecting blocks are fixedly connected to the top of the tensioning frame, the two connecting blocks are respectively located inside the fixing grooves, and buffering grooves are formed in the tops of the connecting blocks.

4. The novel tensioning device for the elevator compensating rope as recited in claim 3, wherein a buffering column is disposed inside the buffering groove, a buffering spring is sleeved on an outer wall of the buffering column, a top end of the buffering spring is connected with an inner wall of the fixing groove, and a bottom end of the buffering spring is connected with an inner wall of the buffering groove.

5. The novel tensioning device for the elevator compensating rope as claimed in claim 3, wherein the front and back surfaces of the fixing block are both provided with a plurality of adjusting holes, the adjusting holes are vertically and uniformly distributed, and the adjusting holes are internally provided with adjusting bolts used in cooperation therewith.

6. The novel tensioning device for the compensating rope of the elevator as claimed in claim 3, wherein the front and back surfaces of the connecting block are provided with long holes corresponding to the positions of the adjusting holes.

7. The novel tensioning device for the elevator compensating rope as recited in claim 1, wherein the front surface of the support rod is provided with a plurality of connecting holes, the connecting holes are internally provided with fixing bolts used in cooperation therewith, and the front surface and the back surface of the support plate are both provided with fixing holes used in cooperation with the fixing bolts.