CN104261228B - A kind of elevator rope is fastened securely method - Google Patents
A kind of elevator rope is fastened securely method Download PDFInfo
- Publication number
- CN104261228B CN104261228B CN201410484684.7A CN201410484684A CN104261228B CN 104261228 B CN104261228 B CN 104261228B CN 201410484684 A CN201410484684 A CN 201410484684A CN 104261228 B CN104261228 B CN 104261228B
- Authority
- CN
- China
- Prior art keywords
- guide wheel
- car
- rope
- hydraulic jack
- movable guide
- Prior art date
- 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 - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/12—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/26—Positively-acting devices, e.g. latches, knives
Abstract
The invention discloses a kind of elevator rope and be fastened securely method, belong to elevator safety method and technology field. described method uses movable guide wheel that rope is pulled away from vertical position, it is respectively provided on two sides with the first fixing guide wheel of position and the second guide wheel at movable guide wheel vertical direction, rope is pile warp the first guide wheel respectively, car is connected after movable guide wheel and the second guide wheel, car both sides are relatively set with guide rail, roller it is provided with between car and guide rail, movable guide wheel rotates and is installed in a rotating shaft, movable guide wheel is all stretched out at the two ends of rotating shaft, one end of rotating shaft connects one end of an extension spring, the other end of extension spring is fixedly mounted on car, the other end of rotating shaft connects a unidirectional actuator, unidirectional actuator connects a brake block, brake clearance it is provided with between brake block and guide rail, the stroke of unidirectional actuator is more than brake clearance. the present invention can brake in time when the rope of elevator ruptures suddenly, thus avoiding the generation of casualty accident.
Description
Technical field
The present invention relates to a kind of fastening method using clamp device, particularly relate to a kind of elevator rope and be fastened securely method, belong to elevator safety method and technology field.
Background technology
Elevator safety hidden danger annoyings the life of people always, and skyscraper gets more and more especially now, and elevator safety is also increasingly paid attention to.
In all of elevator faults, common situation has two kinds, one is that elevator stops suddenly, now can attempt persistently by door open button, and sought help by the Service Phone of transmitter receiver in elevator or mobile phone dialing elevator reparing unit, also by crying out lustily for help etc., mode outwardly transmits stranded information, and this situation generally will not constitute casualties. Two is that elevator drops suddenly, elevator unexpected tenesmus generally, is all owing to the cord break of traction elevator causes, in this case, even if the personnel in elevator take certain safeguard procedures, also causes casualties unavoidably.
At present, although elevator also uses some safety equipment, but the problem ruptured suddenly for rope causes elevator to drop, good solution is never had. Although so far, there are some safety device for elevator, but these safety devices or bradykinesia, or performance is unreliable, still can not protect the personnel in elevator.
Therefore, it is fastened securely method for developing a kind of new elevator rope, not only there is urgent researching value, it may have good economic benefit and commercial Application potentiality, this power place that present invention is accomplished just and basis.
Summary of the invention
In order to overcome existing elevator rope as indicated above to be fastened securely the defect of method, this is conducted in-depth research by the present inventor, after having paid a large amount of creative work, thus completing the present invention.
Specifically, the technical problem to be solved is: provide a kind of elevator rope to be fastened securely method, can brake in time when the rope of elevator ruptures suddenly, it is to avoid the generation of casualty accident.
For solving above-mentioned technical problem, the technical scheme is that a kind of elevator rope of offer is fastened securely method, described elevator rope is fastened securely method and uses movable guide wheel that rope is pulled away from vertical position, it is respectively provided on two sides with the first fixing guide wheel of position and the second guide wheel at described movable guide wheel vertical direction, described rope is pile warp the first guide wheel respectively, car is connected after movable guide wheel and the second guide wheel, described car both sides are relatively set with guide rail, it is provided with roller between described car and guide rail, described movable guide wheel rotates and is installed in a rotating shaft, described movable guide wheel is all stretched out at the two ends of described rotating shaft, one end of described rotating shaft connects one end of an extension spring, the other end of described extension spring is fixedly mounted on described car, the other end of described rotating shaft connects a unidirectional actuator, described unidirectional actuator connects a brake block, it is provided with brake clearance between described brake block and described guide rail, the stroke of described unidirectional actuator is more than described brake clearance.
Described elevator rope in the present invention is fastened securely in method, improve as one, described unidirectional actuator includes the first hydraulic jack and the second hydraulic jack that are fixedly mounted on described car, the piston rod of described first hydraulic jack is hinged with the end of described rotating shaft, the piston rod of described second hydraulic jack is connected with described brake block, the rodless cavity of described first hydraulic jack is connected by fluid pressure line with the rodless cavity of described second hydraulic jack, the rodless cavity of described first hydraulic jack, it is equipped with hydraulic oil in the rodless cavity of the second hydraulic jack and fluid pressure line, described fluid pressure line is provided with check valve.
Described elevator rope in the present invention is fastened securely in method, as further improvement, described fluid pressure line is parallel with a normally closed cut-off valve with described check valve.
Described elevator rope in the present invention is fastened securely in method, and as further improvement, described movable guide wheel has the grooving of an arc, and the cross section arc of described grooving is major arc.
Described elevator rope in the present invention is fastened securely in method, improve as one, described guide rail is provided with four and is relatively arranged on the both sides of described car between two, described rope is provided with four and is distributed in the corner of described car, it is fixed on described car after the every equal pile warp of described rope one first guide wheel, movable guide wheel and the second guide wheel, each movable guide wheel connects unidirectional actuator described in, and each described unidirectional actuator is all connected with brake block described in.
Described elevator rope in the present invention is fastened securely in method, and as further improvement, during any cord break, four described brake block are all braked simultaneously.
Described elevator rope in the present invention is fastened securely in method, as further improvement, described car is fixed a pressure distributor, described pressure distributor is provided with four oil-ins and four oil-outs, described four oil-ins connect the rodless cavity of four described first hydraulic jacks respectively, and described four oil-outs connect the rodless cavity of four described second hydraulic jacks respectively.
After have employed technique scheme, the described method of the present invention achieves multiple beneficial effect, for instance:
(1) owing to being provided with movable guide wheel, act on rope by extension spring, once rope ruptures suddenly, movable guide wheel is pulled under extension spring active force, thus driving unidirectional actuator to withstand on guide rail by brake block, realize braking, it is prevented that car falls, and the personnel in car are served protective effect; Again owing to the stroke of unidirectional actuator is more than brake clearance, thus brake fade after avoiding brake pads wear, further increase the security performance of elevator.
(2) owing to being parallel with a normally closed cut-off valve on fluid pressure line with check valve, after car is braked, personal security is left, when needing to safeguard, it is possible to open normally closed cut-off valve, reset brake block, thus improve the efficiency of maintainer, also reduce its amount of labour.
(3) owing to being provided with four ropes, change the stressing conditions of every rope, compared with the situation that hoists of a rope, substantially increase safety coefficient and every rope all corresponding connection one brake block, also substantially increase its security performance.
(4) owing to being provided with pressure distributor, when four ropes have any unexpected fracture, four brake block can both be made simultaneously to work, further increase the security performance of elevator.
As it has been described above, the invention provides a kind of elevator rope to be fastened securely method, by using the method can farthest protect the personal security in elevator, stop and avoid the generation of casualty accident, thus protecting the life security of the people.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention two;
Fig. 2 is the partial enlarged drawing of A in Fig. 1;
Fig. 3 is the original state layout drawing of the first guide wheel, movable guide wheel and the second guide wheel;
Fig. 4 is the structural representation of movable guide wheel;
Fig. 5 is the structural representation of the embodiment of the present invention three;
Wherein, in Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, each number designation refers to following concrete meaning, element and/or parts respectively.
In figure: 1, car, 2, guide rail, 3, roller, 4, movable guide wheel, 401, grooving, 5, rotating shaft, 6, extension spring, the 7, first hydraulic jack, the 8, second hydraulic jack, 9, brake block, 10, check valve, 11, normally closed cut-off valve, 12, rope, 13, the first guide wheel, the 14, second guide wheel, 15, pressure distributor.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described. But the purposes of these exemplary embodiments and purpose are only used for enumerating the present invention, not the real protection scope of the present invention is constituted any type of any restriction, more non-protection scope of the present invention is limited thereto.
Car at current elevator hoists in process, has and uses a rope to hoist, and also has and uses four ropes to hoist, and embodiment different situation under is discussed in detail separately below.
Embodiment one
As Fig. 2 and Fig. 3 jointly shown in, a kind of elevator rope provided by the present invention is fastened securely method, when car 1 uses a rope 12 to hoist, described elevator rope is fastened securely method and mainly uses movable guide wheel 4 that rope 12 is pulled away from vertical position, it is respectively provided on two sides with the first guide wheel 13 and the second guide wheel 14 that position is fixing at movable guide wheel 4 vertical direction, the installation axle of the first guide wheel 13 and the second guide wheel 14 is all fixedly mounted on a support, this support and car 1 are fixed together, rope 12 is pile warp the first guide wheel 13 respectively, car 1 is connected after movable guide wheel 4 and the second guide wheel 14, car 1 both sides are relatively set with guide rail 2, guide rail 2 is shaped as flute profile, car 1 is set between guide rail 2, roller 3 it is provided with between car 1 and guide rail 2, roller 3 rolls and is arranged on the trough rim of guide rail 2, movable guide wheel 4 rotates and is installed in a rotating shaft 5, movable guide wheel 4 is all stretched out at the two ends of rotating shaft 5, one end of rotating shaft 5 connects one end of an extension spring 6, the other end of extension spring 6 is fixedly mounted on car 1, the other end of rotating shaft 5 connects a unidirectional actuator, unidirectional actuator connects a brake block 9, with reference to Fig. 1, bottom land position between 2 liang of trough rims of position correspondence guide rail of brake block 9, it is provided with brake clearance between brake block 9 and guide rail 2, the stroke of unidirectional actuator is more than brake clearance, during original state, rope 12 is pulled away from vertical position by movable guide wheel 4 under extension spring 6 acts on, thus extension spring 6 just has pretension, unidirectional actuator includes the first hydraulic jack 7 and the second hydraulic jack 8 being fixedly mounted on car 1, the piston rod of the first hydraulic jack 7 is hinged with the end of rotating shaft 5 by engaging lug, the piston rod of the second hydraulic jack 8 is connected with brake block 9, the rodless cavity of the first hydraulic jack 7 and the rodless cavity of the second hydraulic jack 8 are connected by fluid pressure line, the rodless cavity of the first hydraulic jack 7, it is equipped with hydraulic oil in the rodless cavity of the second hydraulic jack 8 and fluid pressure line, fluid pressure line is provided with check valve 10, make hydraulic oil can only flow to the second hydraulic jack 8 from the first hydraulic jack 7, when rope 12 ruptures suddenly, movable guide wheel 4 is pulled under extension spring 6 pretension effect, thus driving the piston rod of the first hydraulic jack 7 to be released by the hydraulic oil in first hydraulic jack 7 rodless cavity, flowed in the rodless cavity of the second hydraulic jack 8 by check valve 10, the piston rod of the second hydraulic jack 8 is released, brake block 9 is withstood on the bottom land of guide rail 2, make to produce between brake block 9 and guide rail 2 huge frictional force, the car 1 of tenesmus is braked.After car 1 is braked, it is necessary to maintenance lift, when re-using after repairing rope 12, fluid pressure line is parallel with check valve 10 normally closed cut-off valve 11, it is possible to opening normally closed cut-off valve 11, reset brake block 9, elevator just can be continuing with.
As shown in Figure 4, movable guide wheel 4 has the grooving 401 of an arc, and the cross section arc of grooving 401 is major arc, and the narrowest width of grooving 401 opening is advisable with rope 12 just traverse, to prevent rope 12 from deviating from movable guide wheel 4 in moving process.
Embodiment two
Such as Fig. 1, 2 and Fig. 3 jointly shown in, a kind of elevator rope provided by the present invention is fastened securely method, when car 1 uses four ropes to hoist, described elevator rope is fastened securely method and mainly uses movable guide wheel 4 that rope 12 is pulled away from vertical position, it is respectively provided on two sides with the first guide wheel 13 and the second guide wheel 14 that position is fixing at movable guide wheel 4 vertical direction, the installation axle of the first guide wheel 13 and the second guide wheel 14 is all fixedly mounted on a support, this support and car 1 are fixed together, rope 12 is pile warp the first guide wheel 13 respectively, car 1 is connected after movable guide wheel 4 and the second guide wheel 14, car 1 both sides are relatively set with guide rail 2, guide rail 2 is shaped as flute profile, car 1 is set between guide rail 2, roller 3 it is provided with between car 1 and guide rail 2, roller 3 rolls and is arranged on the trough rim of guide rail 2, movable guide wheel 4 rotates and is installed in a rotating shaft 5, movable guide wheel 4 is all stretched out at the two ends of rotating shaft 5, one end of rotating shaft 5 connects one end of an extension spring 6, the other end of extension spring 6 is fixedly mounted on car 1, the other end of rotating shaft 5 connects a unidirectional actuator, unidirectional actuator connects a brake block 9, with reference to Fig. 1, bottom land position between 2 liang of trough rims of position correspondence guide rail of brake block 9, it is provided with brake clearance between brake block 9 and guide rail 2, the stroke of unidirectional actuator is more than brake clearance, during original state, rope 12 is pulled away from vertical position by movable guide wheel 4 under extension spring 6 acts on, thus extension spring 6 just has pretension, unidirectional actuator includes the first hydraulic jack 7 and the second hydraulic jack 8 being fixedly mounted on car 1, the piston rod of the first hydraulic jack 7 is hinged with the end of rotating shaft 5, the piston rod of the second hydraulic jack 8 is connected with brake block 9, the rodless cavity of the first hydraulic jack 7 and the rodless cavity of the second hydraulic jack 8 are connected by fluid pressure line, the rodless cavity of the first hydraulic jack 7, it is equipped with hydraulic oil in the rodless cavity of the second hydraulic jack 8 and fluid pressure line, fluid pressure line is provided with check valve 10, make hydraulic oil can only flow to the second hydraulic jack 8 from the first hydraulic jack 7, when a certain rope 12 ruptures suddenly, movable guide wheel 4 is pulled under corresponding extension spring 6 pretension effect, thus driving the piston rod of the first hydraulic jack 7 to be released by the hydraulic oil in first hydraulic jack 7 rodless cavity, flowed in the rodless cavity of the second hydraulic jack 8 by check valve 10, the piston rod of the second hydraulic jack 8 is released, brake block 9 is withstood on the bottom land of guide rail 2, make to produce between brake block 9 and guide rail 2 huge frictional force, the car 1 of tenesmus is braked. after car 1 is braked, it is necessary to maintenance lift, when re-using after repairing rope 12, fluid pressure line is parallel with check valve 10 normally closed cut-off valve 11, it is possible to opening normally closed cut-off valve 11, reset brake block 9, elevator just can be continuing with.
Embodiment three
As Fig. 5,2 and Fig. 3 jointly shown in, a kind of elevator rope provided by the present invention is fastened securely method, essentially identical with embodiment two, it is distinctive in that, when any cord break in four ropes, four brake block 9 are all braked simultaneously, the method realizing this measure can use electronic control component, but electronic component failure rate is higher, inventor, through studying for a long period of time, employs below scheme:
Car 1 is fixed a pressure distributor 15, pressure distributor 15 is provided with four oil-ins and four oil-outs, four oil-ins connect the rodless cavity of four the first hydraulic jacks 7 respectively, four oil-outs connect the rodless cavity of four the second hydraulic jacks 8 respectively, when four ropes 12 have any unexpected fracture, corresponding extension spring 6 just promotes the piston rod of the first hydraulic jack 7, the hydraulic oil in the first hydraulic jack 7 is made to enter pressure distributor 15, then simultaneously fuel-displaced from four oil-outs, promote the piston rod of four the second hydraulic jacks 8 simultaneously, enable to four brake block 9 work simultaneously, substantially increase the security performance of elevator.
Certainly, in order to ensure the fast reaction of four the second hydraulic jacks 8, inventor is through studying for a long period of time, and during making, the twice that the cylinder diameter of the first hydraulic jack 7 is the cylinder diameter of the second hydraulic jack 8 is preferred.
Should be appreciated that the purposes of these embodiments is merely to illustrate the present invention and is not intended to limit the scope of the invention. In addition; it is also contemplated that; after the technology contents having read the present invention, the present invention can be made various change, amendment and/or modification by those skilled in the art, and all these equivalent form of value falls within the application appended claims protection defined equally.
Claims (7)
1. an elevator rope is fastened securely method, it is characterized in that: use movable guide wheel that rope is pulled away from vertical position, it is respectively provided on two sides with the first fixing guide wheel of position and the second guide wheel at described movable guide wheel vertical direction, described rope is pile warp the first guide wheel respectively, car is connected after movable guide wheel and the second guide wheel, described car both sides are relatively set with guide rail, it is provided with roller between described car and guide rail, described movable guide wheel rotates and is installed in a rotating shaft, described movable guide wheel is all stretched out at the two ends of described rotating shaft, one end of described rotating shaft connects one end of an extension spring, the other end of described extension spring is fixedly mounted on described car, the other end of described rotating shaft connects a unidirectional actuator, described unidirectional actuator connects a brake block, it is provided with brake clearance between described brake block and described guide rail, the stroke of described unidirectional actuator is more than described brake clearance.
2. elevator rope as claimed in claim 1 is fastened securely method, it is characterized in that: described unidirectional actuator includes the first hydraulic jack and the second hydraulic jack that are fixedly mounted on described car, the piston rod of described first hydraulic jack is hinged with the end of described rotating shaft, the piston rod of described second hydraulic jack is connected with described brake block, the rodless cavity of described first hydraulic jack is connected by fluid pressure line with the rodless cavity of described second hydraulic jack, the rodless cavity of described first hydraulic jack, it is equipped with hydraulic oil in the rodless cavity of the second hydraulic jack and fluid pressure line, described fluid pressure line is provided with check valve.
3. elevator rope as claimed in claim 2 is fastened securely method, it is characterised in that: described fluid pressure line is parallel with a normally closed cut-off valve with described check valve.
4. the elevator rope as described in any one of claim 1-3 is fastened securely method, it is characterised in that: described movable guide wheel has the grooving of an arc, and the cross section arc of described grooving is major arc.
5. the elevator rope as described in any one of claim 1-3 is fastened securely method, it is characterized in that: described guide rail is provided with four and is relatively arranged on the both sides of described car between two, described rope is provided with four and is distributed in the corner of described car, it is fixed on described car after the every equal pile warp of described rope one first guide wheel, movable guide wheel and the second guide wheel, each movable guide wheel connects unidirectional actuator described in, and each described unidirectional actuator is all connected with brake block described in.
6. elevator rope as claimed in claim 5 is fastened securely method, it is characterised in that: during any cord break, four described brake block are all braked simultaneously.
7. the elevator rope as described in any one of claim 2-3 is fastened securely method, it is characterized in that: described car is fixed a pressure distributor, described pressure distributor is provided with four oil-ins and four oil-outs, described four oil-ins connect the rodless cavity of four described first hydraulic jacks respectively, and described four oil-outs connect the rodless cavity of four described second hydraulic jacks respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410484684.7A CN104261228B (en) | 2014-09-19 | 2014-09-19 | A kind of elevator rope is fastened securely method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410484684.7A CN104261228B (en) | 2014-09-19 | 2014-09-19 | A kind of elevator rope is fastened securely method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104261228A CN104261228A (en) | 2015-01-07 |
| CN104261228B true CN104261228B (en) | 2016-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410484684.7A Expired - Fee Related CN104261228B (en) | 2014-09-19 | 2014-09-19 | A kind of elevator rope is fastened securely method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104261228B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107826935A (en) * | 2017-10-28 | 2018-03-23 | 浙江盛豪铸造有限公司 | The diversion sheave of better working stability |
| CN107826946A (en) * | 2017-10-28 | 2018-03-23 | 浙江盛豪铸造有限公司 | Diversion sheave |
| CN107826947A (en) * | 2017-10-28 | 2018-03-23 | 浙江盛豪铸造有限公司 | The diversion sheave that can effectively prevent rope from departing from |
| CN107814298A (en) * | 2017-10-28 | 2018-03-20 | 浙江盛豪铸造有限公司 | Safe diversion sheave |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2072187C (en) * | 1992-06-23 | 1996-09-03 | Dermot Camack | Emergency braking systems for hoists |
| CN1241815C (en) * | 2001-12-24 | 2006-02-15 | 因温特奥股份公司 | Safety brake device for elevator equipment |
| CN2587828Y (en) * | 2002-12-30 | 2003-11-26 | 南京市第一建筑工程公司 | Safety protector for well head lift |
| DE202004017585U1 (en) * | 2004-11-12 | 2005-01-20 | Hydraulik-Liftsysteme Walter Mayer Gmbh | Guided lifting device with holding and safety gear |
| CN202924517U (en) * | 2012-11-19 | 2013-05-08 | 北京升华电梯有限公司 | Straight elevator safety gear device |
-
2014
- 2014-09-19 CN CN201410484684.7A patent/CN104261228B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN104261228A (en) | 2015-01-07 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Qian Juan Inventor after: Wei Ting Inventor before: Sun Haoer |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171023 Address after: 225000 Jintai Road, Tai'an Town, ecological science and Technology Town, Jiangsu, Yangzhou Patentee after: Yangzhou ecological science and technology new town run industry small and Medium Enterprise Service Center Co., Ltd. Address before: Hengxi town Yinzhou District new industrial park, 315131 Zhejiang city of Ningbo Province Patentee before: Ningbo Haobo Commerce Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 Termination date: 20180919 |