CN203806979U - Steel wire rope stress balance adjusting device - Google Patents
Steel wire rope stress balance adjusting device Download PDFInfo
- Publication number
- CN203806979U CN203806979U CN201420177378.4U CN201420177378U CN203806979U CN 203806979 U CN203806979 U CN 203806979U CN 201420177378 U CN201420177378 U CN 201420177378U CN 203806979 U CN203806979 U CN 203806979U
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- CN
- China
- Prior art keywords
- wire rope
- steel wire
- fixing device
- rope fixing
- guide type
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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.)
- Expired - Lifetime
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 51
- 239000010959 steel Substances 0.000 title claims abstract description 51
- 238000006073 displacement reaction Methods 0.000 claims abstract description 22
- 239000002131 composite material Substances 0.000 claims abstract description 4
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 239000000725 suspension Substances 0.000 abstract description 28
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000004804 winding Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model discloses a steel wire rope stress balance adjusting device and relates to the technical field of hoisting machinery. The steel wire rope stress balance adjusting device comprises a frame, guide supports, a steel wire rope fixing device, a spring and a displacement detection device, wherein two ends of the steel wire rope fixing device are respectively used for being fixedly connected with a steel wire rope; two guide supports are fixed on the frame; guide holes are formed in the guide supports; a composite shaft sleeve is inlaid in the guide holes; two ends of the steel wire rope fixing device are supported on the guide supports and can slide in the guide holes in the guide supports; the spring is sleeved on the steel wire rope fixing device and is positioned between the two guide supports after being pre-compressed; the displacement detection device is fixed on the steel wire rope fixing device. By adoption of the steel wire rope stress balance adjusting device, the displacement of the steel wire rope can be directly detected, height difference of suspension points is monitored and detected timely, height difference of each suspension point can be finely adjusted in a height difference range permitted by ship reception chamber stress, an overload stress state of the steel wire rope on one side is relieved, and an aim of safely operating the equipment is achieved.
Description
Technical field
The utility model relates to elevator machinery technical field, and especially one is applicable to without balance weight winding type vertical ship lift and vertical elevator suspension centre stress equalization control apparatus of the same type.
Background technology
In recent years, along with the construction in the large, medium and small type power station of home and abroad, agenda has been put in the shipping in most power stations, without balance weight winding type vertical ship lift because investment is little, capital construction is relatively simple, is suitable for using in medium and small power station.
Publication number is CN201907918U, the Chinese patent literature that open day is on July 27th, 2011 discloses a kind of four rope crane rope equalizer bars, be hoist easily winding between rope and switching rope, the torsion at a high speed existing in order to solve prior art, and open and close the technical matterss such as rope unbalance stress.It comprises upper beam body and underbeam body, described upper beam body is installed with a pair of upper ear plate being connected with hoisting crane middle wirerope, on described underbeam body, be installed with a pair of lower ear plate being connected with suspender middle wirerope, described upper beam body and underbeam body are flexibly connected by hinge and hinge cover.On equalizer bar, underbeam body can rotate around center hinge, regulate in the middle of hoisting crane the distance of two steel ropes and the two steel rope length in suspender centre that are connected, make its length consistent, stressed even, the damage of effectively having avoided overload to cause, also can effectively avoid the high-speed coiling, the torsion that hoist between rope and adjacent switching rope, cause the damage of steel rope.
Prior art taking above-mentioned patent documentation as representative, cannot be applied in without in balance weight winding type vertical ship lift and vertical elevator suspension centre stress condition of the same type.
Be four suspension centres without balance weight winding type vertical ship lift main electromotor, four suspension centres are driven by quadruplet hoisting system respectively, synchronous by the synchronous shaft system rigidity of sealing.The hanger of four suspension centres of main electromotor is connected with four hangers of ship reception chamber respectively, in upper and lower operational process, the stress equalization of four suspension centres and discrepancy in elevation control are extremely important, once it is out of service to occur that the serious unbalance loading of a side suspension centre and gig can not detect automatically, may occur that a certain hoisting-point electric machine burning is damaged, synchronizing shaft such as twists off at the irremediable grave accident even.
At present, each suspension centre discrepancy in elevation detects can only rely on the height sensor that is arranged at each reel axle head, the analog quantity of exporting by sensor converses the lifting altitude value of each suspension centre, due to the accumulated error that driving error, manufacturing errors etc. cause, often makes observed reading cause larger deviation.Ship reception chamber is thin-walled box-structure, and in the time that diff-H appears in each suspension centre, ship reception chamber is by the tersional stress that arrives being added, and in the time that each suspension centre diff-H exceedes permissible value, ship reception chamber may cause unstability and torsional deflection.
Summary of the invention
For solving the existing technical matters of above-mentioned prior art, the utility model proposes a kind of steel rope stress equalization control apparatus that is applicable to many suspension centres steel rope elevator elevator system.Adopt the utility model, can directly detect the displacement of steel rope, timing monitoring detects the discrepancy in elevation of suspension centre, can within the scope of the discrepancy in elevation of the stressed permission of ship reception chamber, carry out trace to the discrepancy in elevation of each suspension centre regulates, alleviate the overload strained condition of a side steel rope, the safer operation object of the equipment that reaches.
The utility model is by adopting following technical proposals to realize:
A kind of steel rope stress equalization control apparatus, it is characterized in that: comprise frame, guide type shoe, wire rope fixing device, spring and displacement detector, the two ends of described wire rope fixing device are respectively used to be fixedly connected with steel rope, two guide type shoes are fixed in frame, on guide type shoe, have pilot hole, in pilot hole, stud with composite shaft sleeve, being supported at both ends on guide type shoe of described wire rope fixing device also can be slided in the pilot hole of guide type shoe, described wire rope fixing device middle part is provided with flange, two springs are set with on described wire rope fixing device, two springs all through and compression after between guide type shoe and flange, described displacement detector is made up of moving part and fixed part, described moving part is fixed on wire rope fixing device, fixed part is installed in frame.In the time that left side load is greater than right side load, wire rope fixing device moves to the left, and now left side spring is further compressed, and right side spring relaxation, under the effect of ship reception chamber rigidity, makes left and right load reach state of equilibrium; In the time of the load equalization of both sides, under the effect of spring pre-compression force, make wire rope fixing device move reset.
Also include two postive stop baffles, two postive stop baffles are separately fixed in frame, and two guide type shoes are between two postive stop baffles, have the through hole for steel wire penetrating on postive stop baffle.
Described wire rope fixing device is made up of two semicircle cylindricality halfbodies and bolt of rear end plate, steel rope is fixed in the middle of halved body, between halved body, leave gap, can clamping steel wire rope when being beneficial to bolt and connecting, after bolt fixes, be hidden in semicircle cylindricality halfbody, do not interfere with the spring being set on wire rope fixing device.
Described displacement detector is magnetostatic grid displacement meter, belongs to prior art.
Compared with prior art, the beneficial effects of the utility model show:
1, the utility model is installed on the steel rope between two suspension centres, can directly detects the high difference of two suspension centres, and participation protective control.
2, the utility model is installed on the steel rope between two suspension centres, can regulates suspension centre high difference by trace, within the scope of the discrepancy in elevation of the stressed permission of ship reception chamber, play and alleviate a side steel rope and transship stressed effect, ensure the safe operation of ship lift.
3, in the utility model; postive stop baffle is for preventing that wire rope displacement from exceeding the suspension centre discrepancy in elevation of permission; also cause the suspension centre discrepancy in elevation to exceed permissible value for preventing from being set in the spring failure on wire rope fixing device; displacement detector is installed on wire rope fixing device; for detection of the displacement of steel rope, and participation protective control.
Brief description of the drawings
Below in conjunction with specification drawings and specific embodiments, the utility model is described in further detail, wherein:
Fig. 1 is integral structure schematic diagram of the present utility model
Fig. 2 is plan structure schematic diagram in Fig. 1
Fig. 3 is the position view of the utility model in steel cable winding system
Mark in figure:
1, ship reception chamber, 2, hoisting system, 3, steel rope stress equalization control apparatus, 4, steel rope, 5, postive stop baffle, 6, guide type shoe, 7, displacement detector, 8, spring, 9, wire rope fixing device, 10, frame, 11, fixation side, 12, flange.
Detailed description of the invention
Embodiment 1
As preferred forms of the present utility model, with reference to Figure of description 1 and 2, the utility model discloses a kind of steel rope stress equalization control apparatus, comprise frame 10, guide type shoe 6, wire rope fixing device 9, spring 8 and displacement detector 7, the two ends of described wire rope fixing device 9 are respectively used to be fixedly connected with steel rope 4, two guide type shoes 6 are fixed in frame 10, on guide type shoe 6, have pilot hole, in pilot hole, stud with composite shaft sleeve, being supported at both ends on guide type shoe 6 of described wire rope fixing device 9 also can be slided in the pilot hole of guide type shoe 6, described wire rope fixing device middle part is provided with flange, two springs are set with on described wire rope fixing device, two springs all through and compression after between guide type shoe and flange, described displacement detector is made up of moving part and fixed part, described moving part is fixed on wire rope fixing device, fixed part is installed in frame.In the time that left side load is greater than right side load, wire rope fixing device moves to the left, and now left side spring is further compressed, and right side spring relaxation, under the effect of ship reception chamber rigidity, makes left and right load reach state of equilibrium; In the time of the load equalization of both sides, under the effect of spring pre-compression force, make wire rope fixing device move reset.
Also include 5, two postive stop baffles 5 of two postive stop baffles and be separately fixed in frame 10, and two guide type shoes 6 are between two postive stop baffles 5, have the through hole passing for steel rope 4 on postive stop baffle 5.
Described wire rope fixing device is made up of two semicircle cylindricality halfbodies and bolt of rear end plate, steel rope is fixed in the middle of halved body, between halved body, leave gap, can clamping steel wire rope when being beneficial to bolt and connecting, after bolt fixes, be hidden in semicircle cylindricality halfbody, do not interfere with the spring being set on wire rope fixing device.
Described displacement detector is magnetostatic grid displacement meter, belongs to prior art.
Embodiment 2
When the utility model is applied in many suspension centres steel rope elevator elevator system, with reference to Figure of description 1-3, the utility model is installed on the steel rope 4 between two suspension centres wherein, adopts the mode that is completely fixed between another two suspension centres.Because ship reception chamber 1 likely carries water, if balance end does not limit the distance of moving about, may make the water generates vibration in ship reception chamber, form impact load, cause a certain suspension centre overload, also likely make suspension centre discrepancy in elevation get out of hand, the ship reception chamber of thin-walled steel gird structure is transshipped and torsional deflection.Spring 8 in the utility model is set on wire rope fixing device 9 after precompressed compression, when a side suspension centre stress overloading, for alleviating the steel rope overload of this side, steel rope is to this side shifting, miles of relative movement is subject to the restriction through precompressed spring 8, both made the ship reception chamber strength and stiffness can be in range of control, and also made this side steel rope overload strained condition be eased.Meanwhile, the displacement detector 7 being installed on wire rope fixing device 9 can detect the displacement of steel rope, and participates in controlling.
Claims (4)
1. a steel rope stress equalization control apparatus, it is characterized in that: comprise frame (10), guide type shoe (6), wire rope fixing device (9), spring (8) and displacement detector (7), the two ends of described wire rope fixing device (9) are respectively used to be fixedly connected with steel rope (4), two guide type shoes (6) are fixed in frame (10), guide type shoe has pilot hole on (6), in pilot hole, stud with composite shaft sleeve, being supported at both ends on guide type shoe (6) of described wire rope fixing device (9) also can be slided in the pilot hole of guide type shoe (6), described wire rope fixing device (9) middle part is provided with flange (12), two springs (8) are set with on described wire rope fixing device (9), two springs (8) all through and compression after be positioned between guide type shoe (6) and flange (12), described displacement detector (7) is made up of moving part and fixed part, described moving part is fixed on wire rope fixing device (9), fixed part is installed in frame (12).
2. steel rope stress equalization control apparatus according to claim 1, it is characterized in that: also include two postive stop baffles (5), two postive stop baffles (5) are separately fixed in frame (10), and two guide type shoes (6) are positioned between two postive stop baffles (5), on postive stop baffle (5), have the through hole passing for steel rope (4).
3. steel rope stress equalization control apparatus according to claim 1, is characterized in that: described wire rope fixing device (9) is made up of two semicircle cylindricality halfbodies and bolt of rear end plate, and steel rope is fixed in the middle of halved body.
4. steel rope stress equalization control apparatus according to claim 1, is characterized in that: described displacement detector (7) is magnetostatic grid displacement meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420177378.4U CN203806979U (en) | 2014-04-14 | 2014-04-14 | Steel wire rope stress balance adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420177378.4U CN203806979U (en) | 2014-04-14 | 2014-04-14 | Steel wire rope stress balance adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203806979U true CN203806979U (en) | 2014-09-03 |
Family
ID=51445765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420177378.4U Expired - Lifetime CN203806979U (en) | 2014-04-14 | 2014-04-14 | Steel wire rope stress balance adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203806979U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104609306A (en) * | 2015-02-27 | 2015-05-13 | 中国水利水电第七工程局有限公司 | Steel wire rope adjusting device |
| CN104609305A (en) * | 2015-02-27 | 2015-05-13 | 中国水利水电第七工程局有限公司 | Steel wire rope adjusting device |
| CN106167220A (en) * | 2015-05-20 | 2016-11-30 | 通力股份公司 | Elevator |
-
2014
- 2014-04-14 CN CN201420177378.4U patent/CN203806979U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104609306A (en) * | 2015-02-27 | 2015-05-13 | 中国水利水电第七工程局有限公司 | Steel wire rope adjusting device |
| CN104609305A (en) * | 2015-02-27 | 2015-05-13 | 中国水利水电第七工程局有限公司 | Steel wire rope adjusting device |
| CN106167220A (en) * | 2015-05-20 | 2016-11-30 | 通力股份公司 | Elevator |
| CN106167220B (en) * | 2015-05-20 | 2019-10-22 | 通力股份公司 | Elevator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: River Road, Jiajiang County in Sichuan province Leshan city 614100 town Yan No. 40 Patentee after: SINOHYDRO JIAJIANG HYDRAULIC MACHINERY Co.,Ltd. Patentee after: SINOHYDRO BUREAU 7 Co.,Ltd. Address before: River Road, Jiajiang County in Sichuan province Leshan city 614100 town Yan No. 40 Patentee before: SINOHYDRO JIAJIANG HYDRAULIC MACHINERY Co.,Ltd. Patentee before: SINOHYDRO BUREAU 7 Co.,Ltd. |
|
| CP03 | Change of name, title or address |
Address after: River Road, Jiajiang County in Sichuan province Leshan city 614100 town Yan No. 40 Patentee after: SINOHYDRO JIAJIANG HYDRAULIC MACHINERY Co.,Ltd. Patentee after: SINOHYDRO BUREAU 7 Co.,Ltd. Address before: 611730 Sichuan city of Chengdu province Pixian Pitong town street Chengguan Road No. 349 Patentee before: SINOHYDRO BUREAU 7 Co.,Ltd. Patentee before: SINOHYDRO JIAJIANG HYDRAULIC MACHINERY Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140903 |
|
| CX01 | Expiry of patent term |