CN1738761A - Apparatus for equalizing tension of main ropes of elevator - Google Patents
Apparatus for equalizing tension of main ropes of elevator Download PDFInfo
- Publication number
- CN1738761A CN1738761A CNA2003801086211A CN200380108621A CN1738761A CN 1738761 A CN1738761 A CN 1738761A CN A2003801086211 A CNA2003801086211 A CN A2003801086211A CN 200380108621 A CN200380108621 A CN 200380108621A CN 1738761 A CN1738761 A CN 1738761A
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- China
- Prior art keywords
- rope
- elevator
- fixed pulley
- pulley
- main rope
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/06—Arrangements of ropes or cables
- B66B7/10—Arrangements of ropes or cables for equalising rope or cable tension
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
Disclosed is an apparatus for automatically equalizing tension of main ropes of an elevator suspended to the main ropes so as to move up and down. A structure of the apparatus is simplified so that the apparatus is easily fabricated and installed with improving a tension equalizing function. The apparatus has a plurality of movable pulleys coupled with ends of the main ropes, which are coupled to a car or a count weight and aligned in a machine room or a hoistway, through rods and rope coupling members, a fixed pulley section supported by a beam and having a plurality of fixed pulley sheaves installed in a single block in a longitudinal direction or horizontal direction of the single block, a compensating rope aligned between the movable pulleys and the fixed pulley section so as to allow the movable pulleys to move depending on tension of main ropes coupled with the movable pulleys, and a housing for properly positioning the above components.
Description
Technical field
The present invention relates to be used for the device of the rope tension of balance elevator, relate in particular to a kind of device of the unbalanced pulling force of balance elevator ropes automatically that is used for, described device hangs on the many ropes, moving up and down.
Background technology
In the term that is described below, " rope attaching parts " comprises rope adapter sleeve, telescopic mast, damping spring, spring perch, bottle screw, bolt and nut of clip, or comprises the part assembly that is commonly used to connection cord in the said modules.
" beam " is illustrated in the beam that is provided with in the hoistway that wherein is arranged with rope or the machine room or the beam in car or the counterweight.
" compensation rope " is illustrated in the rope of arranging between movable pulley and the fixed pulley in order to the control movable pulley, and load-carrying is applied to the compensation rope from main rope.
" compensated chain " is illustrated in the chain of arranging between moving gear pulley and the fixed gear pulley, and in order to control moving gear pulley, load-carrying is applied to compensated chain from main rope.
In the elevator or analogue of rope with many carrying load-carryings, if the length difference between the rope, then because it would be not unbalanced being applied to the load-carrying of rope, so the pulling force that these ropes bear is also unbalanced.Build elevator or when rope is changed,, have different length initial so can make between each rope because the crooked structure and the rigidity of cable wire are difficult to make the length of many ropes accurately to mate.In addition, owing to the adjustment of the equipment that rope is provided pulling force is improper, also can make the length difference between the rope.In addition, the cause of difference also comprises difference, the sheave material of the differential expansion rate of rope or the restrict defective of material and the eccentric loading that is applied to car between the length of rope.Because the difference of length, Duan rope bears excessive pulling force relatively, so that the metallic cable of cable wire damages fast.In addition, Duan rope easy deformation or fracture also cause race to damage prematurely easily relatively, therefore need to change continually rope and sheave.Further say,, can produce swing along the vertical and horizontal of restricting owing between rope, have unbalanced load-carrying.These swings are directly transferred to car, so the passenger in the car can feel under the weather.Above-mentioned situation is similar to the situation of the not good vehicle of wheel alignment, and it has shortened the service life of the relevant assembly that comprises tire, and infringement maneuvering performance and the traveling comfort of taking.
Although various technology are suggested to solve uneven tension of the ropes, the major part in them all relates to the device that is used to stop the swing that is produced by rope, be used to stop the device of the swing that comes from rope transmission, the unbalanced pulling force that is used to measure rope or race unbalanced damage device and be used for the device of the pulling force of balance rope easily.That is to say that above-mentioned technology is the pulling force of balance rope manually, so they have following problem:
A) because to detect the unbalanced pulling force of rope be to carry out at the machine room that separates with passage or the top of car, so the unbalanced pulling force that detects rope continually for the staff is a trouble.
B) as mentioned above, because the unbalanced pulling force of rope mainly is to produce, also be difficult to the accurately pulling force of balance rope when building elevator or replacing rope or its associated component even if therefore detected the unbalanced pulling force of rope.
C) even if the unbalanced pulling force of rope by balance accurately, but also can produce the unbalanced pulling force of rope once more owing to structural reason.
D) before serious unbalanced pulling force took place, the unbalanced pulling force of rope can not found.
E) staff can not accurately feel the unbalanced pulling force of rope, and this is to be tending towards being elongated when damaging because short rope becomes at its race that passes.
In order to address the above problem, need provide the technology of the pulling force of balance rope in real time.Can adjust the example of technology of the pulling force of rope in real time announces 5-39181 number, the 6th, 223, No. 862 patents of the U.S. and decides patent by the Korean unexamined of applicant's application of the present invention and announce in 2001-0069291 number and be disclosed in Japanese unexamined patent.Yet fluid-type apparatus can cause leak of liquid and be used for the pack portion generation resistance that seal fluid leaks, thereby makes fluid-type apparatus thoroughly to solve uneven tension of the ropes.In addition, tackle-type apparatus can cause resistance owing to the loll between coaster and the wall surface, so the problem that tackle-type apparatus can not solve uneven tension of the ropes effectively.
Summary of the invention
Therefore, the present invention is directed to the problems referred to above and propose, the object of the present invention is to provide a kind of device that is used for the tension of main ropes of balance elevator.Described device mainly comprises sheave and compensation rope, do not need to be used for the big installing space of sheave and compensation rope and the miscellaneous work that is used to that sheave is installed and compensates rope, removed various dangerous assemblies simultaneously, thereby made that this device can be safely and easily be applied to be installed in elevator in the narrow space.
To achieve these goals, the invention provides a kind of device that is used for the tension of main ropes of balance elevator, described device hangs on described main rope and goes up moving up and down, described device comprises a plurality of movable pulleys that are connected with the end of described main rope, and described main rope is connected to car or counterweight (countweight) and is arranged on machine room or hoistway; Fixed pulley part by the beam support; Be arranged in the compensation rope between described movable pulley and the described fixed pulley part; And the frame that is used for the proper arrangement said modules.
Description of drawings
Above-mentioned and other target of the present invention, feature and beneficial effect are becoming more apparent after carrying out following detailed in conjunction with corresponding accompanying drawing, wherein:
Fig. 1 has shown the block diagram according to the device that is used for balance elevator tension of main ropes of one embodiment of the present invention;
Fig. 2 is the block diagram that the part of the primary clustering of device shown in Fig. 1 is analysed and observe;
Fig. 3 is the sectional block diagram that is presented at the difference in length between the main rope shown in Fig. 1;
Fig. 4 is the birds-eye view according to the arrangement of the pulley that shows in Fig. 1 of one embodiment of the present invention;
Fig. 5 is the birds-eye view that shows the arrangement of the pulley of another one embodiment according to the present invention; And
Fig. 6 and 7 is block diagrams of the device that is used for balance elevator tension of main ropes of another one embodiment according to the present invention.
Implement best mode of the present invention
To be described in detail preferred implementation of the present invention below.
In following detailed of the present invention, be merged in being described in detail in it and content of the present invention being become be not omitted when knowing of the known function of this paper and configuration.
Embodiment 1
Usually, the main rope 2 of elevator directly is connected with beam 4.The device that is used for balance rope 2 pulling force according to one embodiment of the present invention comprises a plurality of movable pulleys 10, fixed pulley part 20.Wherein, movable pulley 10 is connected in main rope 2 by rope attaching parts 3 and bar 40, and fixed pulley part 20 is supported and have the fixed pulley sheaves 21 and the compensation rope support section 25 of a plurality of installations in single component (block) by beam 4.Compensation rope 30 is carried in so a kind of mode by fixed pulley part 20 between movable pulley 10 and fixed pulley part 20 simultaneously, promptly makes movable pulley 10 to move up and down according to the pulling force of the main rope 2 that is applied to movable pulley 10.Frame 50 is configured to said modules is arranged in position.Frame 50 surface thereon is formed with bar hole 51 and is used to hold bar 40.Thereby connecting bore 52 is formed at the both sides of the upper surface of frame 50 allows frame 50 to be connected with beam 4.Sighthole 53 forms on a surface of frame 50, checks the inside of frame 50 to allow the staff.A plurality of damping pieces 60 are set between beam 4 and the frame 50, avoid standing the flat-out acceleration and the deceleration of elevator thereby protection comprises the assembly of compensation rope 30.Also provide rope guiding device 70, so that the 2 relative variations that produce length each other prevent to restrict according to the operation of elevator (on/motion down).For this reason, rope guiding device 70 is formed with a plurality of and main rope 2 corresponding bent holes (curve hole).Interval between the bent hole in the upper surface of rope guiding device 70 is consistent with the interval between the movable pulley 10.In addition, the interval between the bent hole in the lower surface of rope guiding device 70 is consistent with the interval between the race.
Fig. 3 is the sectional block diagram that shows the difference in length between the main rope 2, and the people that its principle can be had the kinematics notion easily understand.With reference to Fig. 3, main rope 2 passes through rope attaching parts 3, bar 40 and movable pulley 10 carryings by compensation rope 30.In this case, if main the rope relative length difference occurs between 2, then compensation rope 30 bears unbalanced pulling force so that the rotation mobile and sheave of compensation rope 30 can take place synchronously, thereby has compensated the relative length difference between the main rope 2.It is gentle by the relation between the weighed object (balance and an object) that relation object between sheave and the compensation rope is similar to the sky.That is to say that even if very little unbalanced pulling force takes place, sheave is also carried out balance play and compensated the load carrying ability of restricting no matter be applied in compensating rope.Therefore, compensation rope and sheave are actvies in function aspects.
In addition, for the displacement that the relative length difference that compensates by main rope 2 causes, first side of bar 40 is formed with the spiral part of elongation, and second side of bar 40 is rotatably connected to movable pulley 10 and is used to prevent main rope 2 distortions.
Shown in Figure 4 and 5, movable block pulley 11 promptly, makes that the compensation rope 30 between the groove that is arranged in movable block pulley groove and fixed pulley sheaves can be parallel to main rope 2 directions that move preferably in such a way with respect to fixed pulley sheaves 21 skews.
In addition, fixed pulley part 20 is formed with groove 23 and piercing hole 24 in its predetermined part, is used to allow fixed pulley part 20 to be supported by beam 4.Both sides in fixed pulley part 20 are formed with connecting bore, are connected with frame 50 securely to allow fixed pulley part 20.When the device of the pulling force that is used to adjust main rope 2 is installed in the bottom of beam 4, the jaw part that is used for frames is formed at the bottom of said apparatus in such a way, that is, make when said apparatus is connected with frame 50 frame 50 easily support the load-carrying of this device.In addition, preferably, vertically or basically being parallel to each other of above-mentioned single component vertically fixed pulley sheaves 21 being arranged as of this assembly.。
If fixed pulley sheaves 21 is arranged in mode as shown in Figure 4, then in compensation rope 30, be formed with end section.Yet, when fixed pulley sheaves 21 is arranged in mode as shown in Figure 5, can not form end section.When in compensation rope 30, being formed with end section, be provided with at least one compensation rope fixing part 31 that comprises screw and nut at above-mentioned end section place to handle the length variations of compensation rope 30.
In car or counterweight during near driving sheave or guide piece (deflector), rope guiding device 70 has limited because the interval of race and rope attaching parts 3 need be used for being connected or support difference between the interval of main rope 2 causes main 2 the relative length variation of restricting, and has prevented that with this movable pulley 10 from moving according to the operation of elevator continually.In addition, rope guiding device 70 allows main rope 2 to arrange thick and fast at beam sides.
According to the present invention, movable pulley 10 can be arranged with linear and circular-mode, shown in Figure 4 and 5.Although do not describe, also be possible with diamond pattern arrangement movable pulley 10 in two rows or three rows' modes or according to the arrangement of fixed pulley sheaves.In addition, the present invention is not only applicable to newly-built elevator, and is applicable to and has beam 4 traditional elevator systems of (being formed with a plurality of connecting bores that are used to connect main rope 2).In addition, most assembly is arranged on the bottom of beam 4 by frame 50,
This embodiment is different with first embodiment of leading rope with the pulley with sheave that comprises according to the present invention, and this embodiment mainly comprises gear pulley (geared pulleys) and chain.
That is to say, although diagram not comprises moving gear pulley, fixed gear pulley and compensated chain according to the device of second embodiment of the invention, to substitute movable pulley 10, fixed pulley part 20 and compensation rope 30.Must compare with first embodiment that the tension intensity that prevents to compensate rope reduces greater than the diameter of compensation rope with the diameter of sheave therein, the said structure of second embodiment is because main the rope 2 can be had useful effect by dense arrangement.
Commercial Application
Can be seen from the foregoing, according to the present invention, because said apparatus mainly comprises sheave and rope, And load-carrying is balancedly distributed, thus effectively balance the pulling force of main rope. In addition, because sliding The sheave of wheel is arranged at its longitudinal direction thick and fast, so can reduce the volume of said apparatus. And, because the structure of said apparatus is simplified, thus its manufacturing is processed and can be simplified, In addition, said apparatus can easily be installed in the elevator device that is arranged with thick and fast main rope, And need not special additional work.
Although the present invention is combined in and is considered at present the most practical and preferred embodiment retouches State, but should be appreciated that the present invention is not limited to disclosed embodiment and accompanying drawing, and should comprise Various modifications and variations in the spirit and scope of appended claim.
Claims (9)
1. device that is used for the tension of main ropes of balance elevator, described device hang on described main rope, thereby move up and down, and described device comprises:
With a plurality of movable pulleys that the end of described main rope is connected, described main rope is connected to car or counterweight, and is arranged in machine room or the hoistway;
Fixed pulley part by the beam support; And
The compensation rope, it is arranged between described movable pulley and the described fixed pulley part, moves according to the pulling force with described movable pulley bonded assembly master rope to allow described movable pulley.
2. device as claimed in claim 1, wherein, described movable pulley is connected to described main rope by bar and rope attaching parts.
3. device as claimed in claim 2, wherein, described fixed pulley partly is included in a plurality of fixed pulley sheaves of installing in the single component.
4. device as claimed in claim 3 also comprises frame, and the surface is formed with the bar hole that is used to hold described bar thereon.
5. device as claimed in claim 4, wherein, described frame is formed with at least one inspection door, so that the user checks the inside of described frame.
6. device as claimed in claim 4 wherein, is formed with under the situation of a plurality of end sections in described compensation rope, is provided with the compensation rope fixing part that comprises screw and nut at least one of described end section, to handle the length variations of described compensation rope.
7. as claim 3 or 4 described devices, wherein, be provided with damping arrangement between described beam and the described frame, comprise that with protection the assembly of described compensation rope avoids standing the flat-out acceleration or the deceleration of described elevator.
8. as claim 3 or 4 described devices, also comprise the rope guiding device, described rope guiding device is formed with a plurality of bent holes, to guide described main rope, the relative variation that the length that prevents described main rope causes owing to the operation of described elevator, interval between the bent hole of the upper surface of described rope guiding device is consistent with the interval between the described movable pulley, and the interval between the bent hole of the lower surface of described rope guiding device is consistent with the interval between the race.
9. device that is used for the tension of main ropes of balance elevator, described device hang on described main rope so that move up and down, and described device comprises:
A plurality of moving gear pulleys, it is connected with the end of described main rope with the rope attaching parts by bar, and described main rope is connected in car or counterweight, and is arranged in machine room or the hoistway;
Fixed gear sheave segment by the beam support; And
Compensated chain, it is arranged between described moving gear pulley and the described fixed gear sheave segment.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020030001885 | 2003-01-11 | ||
| KR1020030001885 | 2003-01-11 | ||
| KR1020030033928 | 2003-05-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1738761A true CN1738761A (en) | 2006-02-22 |
Family
ID=36081178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2003801086211A Pending CN1738761A (en) | 2003-01-11 | 2003-12-30 | Apparatus for equalizing tension of main ropes of elevator |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100406871B1 (en) |
| CN (1) | CN1738761A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103052586A (en) * | 2010-07-15 | 2013-04-17 | 全秉寿 | Apparatus for automatically equalizing tension in elevator wire ropes |
| CN104370187A (en) * | 2013-08-12 | 2015-02-25 | 苏州博量传动设备有限公司 | Two-node compensating device for wire rope sets of elevator |
| CN104370182A (en) * | 2013-08-12 | 2015-02-25 | 苏州博量传动设备有限公司 | Six-node compensating device for wire rope sets of elevator |
| CN104370186A (en) * | 2013-08-12 | 2015-02-25 | 苏州博量传动设备有限公司 | Three-node compensating device for wire rope sets of elevator |
| CN106044473A (en) * | 2016-06-29 | 2016-10-26 | 昆山苏梯机电科技有限公司 | Elevator balancing system |
| CN106687406A (en) * | 2014-08-28 | 2017-05-17 | 奥的斯电梯公司 | Counterweight for elevator system |
| CN108290717A (en) * | 2015-12-02 | 2018-07-17 | 西门子股份公司 | Control the method for elevator, elevator and control elevator driver control device |
| CN109368444A (en) * | 2018-12-14 | 2019-02-22 | 中国矿业大学 | A kind of winding combined type is restricted traction system steel wire rope tension balancing device more |
| CN110745668A (en) * | 2019-11-27 | 2020-02-04 | 重庆迈高电梯有限公司 | Automatic tension balancing system for traction rope of elevator car |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105480817B (en) * | 2016-01-26 | 2017-11-24 | 森赫电梯股份有限公司 | Elevator wire rope auto-tensioning regulating system |
| PL3433198T3 (en) | 2016-03-23 | 2020-06-01 | Inventio Ag | Lift system with load-bearing means partially surrounded by an electrically conductive housing, in particular at a deflection roller assembly |
-
2003
- 2003-05-28 KR KR1020030033928A patent/KR100406871B1/en not_active IP Right Cessation
- 2003-12-30 CN CNA2003801086211A patent/CN1738761A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103052586A (en) * | 2010-07-15 | 2013-04-17 | 全秉寿 | Apparatus for automatically equalizing tension in elevator wire ropes |
| CN104370187B (en) * | 2013-08-12 | 2016-08-24 | 苏州博量传动设备有限公司 | A kind of two node compensating gears of steel wire rope for elevator group |
| CN104370182A (en) * | 2013-08-12 | 2015-02-25 | 苏州博量传动设备有限公司 | Six-node compensating device for wire rope sets of elevator |
| CN104370186A (en) * | 2013-08-12 | 2015-02-25 | 苏州博量传动设备有限公司 | Three-node compensating device for wire rope sets of elevator |
| CN104370182B (en) * | 2013-08-12 | 2016-06-29 | 苏州博量传动设备有限公司 | A kind of six node compensating gears of steel wire rope for elevator group |
| CN104370186B (en) * | 2013-08-12 | 2016-06-29 | 苏州博量传动设备有限公司 | A kind of three node compensating gears of steel wire rope for elevator group |
| CN104370187A (en) * | 2013-08-12 | 2015-02-25 | 苏州博量传动设备有限公司 | Two-node compensating device for wire rope sets of elevator |
| CN106687406A (en) * | 2014-08-28 | 2017-05-17 | 奥的斯电梯公司 | Counterweight for elevator system |
| US10625984B2 (en) | 2014-08-28 | 2020-04-21 | Otis Elevator Company | Counterweight for elevator system |
| CN108290717A (en) * | 2015-12-02 | 2018-07-17 | 西门子股份公司 | Control the method for elevator, elevator and control elevator driver control device |
| CN108290717B (en) * | 2015-12-02 | 2019-12-06 | 西门子股份公司 | Elevator driving and controlling method, elevator and control device for driving and controlling elevator driver |
| CN106044473A (en) * | 2016-06-29 | 2016-10-26 | 昆山苏梯机电科技有限公司 | Elevator balancing system |
| CN109368444A (en) * | 2018-12-14 | 2019-02-22 | 中国矿业大学 | A kind of winding combined type is restricted traction system steel wire rope tension balancing device more |
| CN109368444B (en) * | 2018-12-14 | 2020-07-28 | 中国矿业大学 | Steel wire rope tension balancing device of winding combined type multi-rope traction system |
| CN110745668A (en) * | 2019-11-27 | 2020-02-04 | 重庆迈高电梯有限公司 | Automatic tension balancing system for traction rope of elevator car |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100406871B1 (en) | 2003-12-03 |
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