CN101239684A - Elevator device and method for testing emergent brake device - Google Patents
Elevator device and method for testing emergent brake device Download PDFInfo
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- CN101239684A CN101239684A CNA2008100051205A CN200810005120A CN101239684A CN 101239684 A CN101239684 A CN 101239684A CN A2008100051205 A CNA2008100051205 A CN A2008100051205A CN 200810005120 A CN200810005120 A CN 200810005120A CN 101239684 A CN101239684 A CN 101239684A
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- emergency braking
- counterbalanced weight
- lift car
- braking apparatus
- test method
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The present invention provides an elevator device, capable of easily processing confirmation to action of an emergency braking unit, and its test method. The test method is a test method processing action confirmation of the emergency braking unit, the emergency braking unit is mounted on the elevator car and the elevator of balance weight, the elevator car is suspended by a main suspend cable, and processing lifting under the drive of driving wirerope wheel of the hoister, the emergency braking unit is used for preventing the falling of the elevator car, in the test method, the emergency braking unit is acted, the balance weight is lifted by a hoister mounted on the lower of the balance weight, so as to ensure the main suspend cable generating relaxation or the driving wirerope wheel generating idling.
Description
Technical field
The present invention relates to a kind of elevator, especially relate to a kind of technology that is fit to emergency braking apparatus is carried out confirming operation with lift car and counterbalanced weight.
Background technology
In most elevator device, lift car is connected by main hoist cable with counterbalanced weight, and is provided with winch near the centre portion of lift car and counterbalanced weight, drives rope sheave and is installed in the winch.In addition, main hoist cable volume hangs over and drives on the rope sheave, by making this driving rope sheave rotation, lift car and counterbalanced weight is moved up and down.Therefore, in order to accomplish that precautions averts perils when the unusual states of affairs such as main hoist cable is cut off appear in contingency, lift car is provided with emergency braking apparatus.
In having the elevator device of structure like this, when being arranged on emergency braking apparatus in the elevator and carrying out confirming operation, if adopt the conditions identical with reality such as lift car falls are tested, a part of equipment is sustained damage, so be not desirable method.Therefore, allow in the ordinary course of things to adopt easy method to carry out, in this simple and easy method, make the emergency braking apparatus action of lift car at first artificially, simultaneously counterbalanced weight is driven and make its rising, at this moment, by confirming under the effect of emergency braking apparatus, lift car does not still descend driving under the state that rope sheave is in idle running, tests with this action to the emergency braking apparatus of elevator.
For example open and disclose a kind of scheme in the 2003-2564 communique the patent of invention spy of Japan of patent documentation 1, it is when carrying out the confirming operation of emergency braking apparatus, by making counterbalanced weight separate to come expendable weight, reduce winch with this and make the required torque of driving rope sheave idle running, suppress the maximization of winch with this.
, the counterbalanced weight complex structure of above-mentioned patent documentation 1 disclosed lift facility manufactures very difficulty, if when being provided with many elevators, need be equipped with the special counterbalanced weight of this kind on every elevator.In addition, the special counterbalanced weight of above-mentioned patent documentation 1 is difficult to be applied in the elevator that has set with common counterbalanced weight.
Summary of the invention
The object of the present invention is to provide a kind of lift facility and the test method that can easily carry out the confirming operation of emergency braking apparatus.
To achieve these goals, the invention provides a kind of test method, it is the test method that the action of emergency braking apparatus is confirmed, wherein, this emergency braking apparatus is installed in to have by the suspention of main hoist cable and on the elevator of lift car that carries out lifting under the driving of the driving rope sheave of winch and counterbalanced weight, be used to prevent that described lift car from falling, in this test method, after making described emergency braking apparatus action, lift described counterbalanced weight by the hoist mechanism that is arranged on described counterbalanced weight below, make described main hoist cable produce lax or described driving rope sheave is produced and dally.
The invention effect
According to the present invention, can provide a kind of lift facility and the test method that can easily carry out the confirming operation of emergency braking apparatus.
Description of drawings
Fig. 1 represents the top cross-sectional view (the main hoist cable of balance heavy side is in lax state) of the hoist trunk of the lift facility in the first embodiment of the invention.
Fig. 2 represents the top cross-sectional view (the main hoist cable of lift car side is in lax state) of the hoist trunk of the lift facility in the first embodiment of the invention.
Fig. 3 is the diagram of circuit of the emergency braking test action of the lift facility in the expression first embodiment of the invention.
Fig. 4 be expression in the first embodiment of the invention counterbalanced weight and the constructional drawing of hoist mechanism.
Fig. 5 is the constructional drawing that the counterbalanced weight in the expression second embodiment of the invention is used energy disperser and hoist mechanism.
Fig. 6 is the constructional drawing that the counterbalanced weight in the expression third embodiment of the invention is used energy disperser and hoist mechanism.
Nomenclature
1 hoist trunk
2 lift cars
3,8 main hoist cable connecting elements
4 main hoist cables
5 drive rope sheave
6 guide pulley
7 counterbalanceds weight
9 counterbalanced weight buffer stands
9a counterbalanced weight energy disperser guiding piece
10 counterbalanced weight energy dispersers
11 height adjustment platforms
11a, the 11b pedestal
11c pedestal hold-down bolt
The 11d hoist mechanism is provided with uses guiding piece
12 hydraulic jacks
13 bottom elevator lobby floors
14 top elevator lobby floors
15 top gangways
16 counterbalanced weight hydraulic draft gears
17 counterbalanceds weight hydraulic draft gear platform
18 counterbalanceds weight hydraulic draft gear load bearing seat
19 emergency braking apparatus
20 elevators hole
21 counterbalanced weight frameworks
22 energy disperser pedestals
The specific embodiment
Followingly embodiments of the invention are described with reference to accompanying drawing.
Fig. 1 and Fig. 2 are the top cross-sectional view of the hoist trunk 1 of the lift facility in the first embodiment of the invention.The lift facility of present embodiment has lift car 2, counterbalanced weight 7 and winch (not shown) in hoist trunk 1, lift car 2 and counterbalanced weight 7 be by 4 suspentions of main hoist cable, and moves up and down under the effect of the propulsive effort of the driving rope sheave 5 of winch.
At this, main hoist cable 4 is configured to: extend towards the top from the main hoist cable connecting element 3 that is arranged on the lift car 2, roll up behind the rope sheave 5 of overdriving and hang on the guide pulley 6, extend to towards the below afterwards and reach the main hoist cable connecting element 8 that is arranged on the counterbalanced weight 7.And main hoist cable 4 in the present embodiment or driving rope sheave 5 can use the material manufacture beyond the steel, for example can be made by the material that is coated with resin.In addition, lift car 2 is configured to along not shown car guide rail lifting, and counterbalanced weight 7 is configured to along not shown counterbalanced weight lifting rail.
In addition, lift car 2 is provided with emergency braking apparatus 19, and is provided with not shown governor near the top of hoist trunk 1.And, along with moving of lift car 2, the governor rotation, when reaching abnormal speed, the rope holding mechanism action of governor is also embraced speed controller rope, transom by lift car 2 makes emergency braking apparatus 19 carry out mechanical action, thereby can lift car 2 be stopped.And,, in the elevator hole 20 of hoist trunk 1 bottom, be provided with lift car energy disperser (not shown) for the situation of guarding against lift car 2 to descend with the speed that can not cause emergency braking apparatus 19 actions.
Equally, action is provided with counterbalanced weight energy disperser 10 across counterbalanced weight with buffer stand 9 to prevent that the emergency braking apparatus that counterbalanced weight 7 falls is arranged on (not shown) on the counterbalanced weight 7 below this counterbalanced weight 7 when hypervelocity appears in counterbalanced weight 7.
The following test method when being arranged on emergency braking apparatus 19 on the lift car 2 and carrying out confirming operation that present embodiment is described with reference to Fig. 3.The first step makes to drive rope sheave 5 rotations, is positioned at the altitude range of top gangway 15 up to the upper end of lift car.Second step did not reach at lift car 2 under the situation of overspeed condition, made emergency braking apparatus 19 actions artificially.Be to wait by remote manipulation governor is disconnected specifically, so that the rope holding mechanism action.In the 3rd step, the below that will be arranged on counterbalanced weight 7 from the hoist mechanism that hoist trunk 1 outside is shipped is that counterbalanced weight is with on the energy disperser 10.Be to cover counterbalanced weight with after the energy disperser 10 specifically, hydraulic jack 12 be set on the top of this height adjustment platform 11 with height adjustment platform 11.The 4th step, under the state of the drg work of winch, lift counterbalanced weight 7 by hoist mechanism, make to drive rope sheave 5 and produce relax (with reference to the dotted portion of Fig. 1) with main hoist cable 4 between the counterbalanced weight 7.The 5th step discharged the drg of winch, made to drive rope sheave 5 rotations, on the lax main hoist cable 4 that moves between lift car 2 and the driving rope sheave 5 that makes described main hoist cable 4 (with reference to the dotted portion of Fig. 2).At this moment, from the elevator lobby side situation and lift car 2 that the decline of lift car 2 has obtained suppressing are estimated affirmation etc. with the situation that relaxing has appearred in the main hoist cable 4 that drives between the rope sheave 5 by the test official rank.In addition, if increase the amount of lifting of counterbalanced weight 7, the slack of then main hoist cable 4 also increases thereupon, and at this moment, the angle of contact that drives between rope sheave 5 and the main hoist cable 4 diminishes, its result, and the friction force that drives between rope sheave 5 and the main hoist cable 4 reduces.When driving rope sheave 5 is further rotated, drives rope sheave 5 and produce idle running.Therefore, when confirming this phenomenon,, can think that the emergency braking apparatus 19 of lift car 2 moves with to confirm main hoist cable 4 the same when lax.
Fig. 4 is the constructional drawing of the hoist mechanism in expression counterbalanced weight 7 and the present embodiment.As shown in Figure 4, counterbalanced weight 7 is placed in the counterbalanced weight framework 21, and energy disperser pedestal 22 has been installed near the bottom center of counterbalanced weight framework 21, is provided with counterbalanced weight energy disperser 10 in the elevator hole 20 thereunder.In addition, hoist mechanism has height adjustment platform 11 and hydraulic jack 12, and this height adjustment platform 11 covers counterbalanced weight energy disperser 10, and this hydraulic jack 12 is installed in the top of this height adjustment platform 11.And this hoist mechanism is provided with when carrying out the motion test of emergency braking apparatus 19, then is not arranged on when normal operation in the elevator hole 20, so can not cause restriction to the space that elevator is cheated in 20.In addition, hydraulic jack 12 also can replace with air pressure jack or other actuating device.
According to above-mentioned present embodiment,,, also under the state that can move, counterbalanced weight 7 itself is risen at the emergency braking apparatus 19 of lift car 2 even do not improve the torque of winch and the ability of control setup by using hoist mechanism.Its result can easily carry out the motion test of emergency braking apparatus 19, and does not need to make maximizations such as winch.In addition, cover rope etc. as main hoist cable 4 by using resin, though main hoist cable 4 with drive friction coefficient between the rope sheave 5 when big, also can easily make phenomenons such as driving rope sheave 5 generation idle running by lifting counterbalanced weight 7 itself.
And, according to present embodiment, when the elevator that is applied to be provided with, do not need counterbalanced weight 7 and counterbalanced weight are transformed especially with energy disperser 10 etc., just can carry out confirming operation to emergency braking apparatus 19.In addition, if the height dimension BH of height adjustment platform 11 is carried out suitable adjusting according to the situation of each elevator, make lift car 2 be positioned at the front on top elevator lobby floor 14, and under this state, hoist mechanism is set, just can make the lower end of the upper end of hoist mechanism near counterbalanced weight 7.So, can between the upper frame of the top of lift car 2 and top gangway 15, at random guarantee as the gap A that observes with peristome, when the confirming operation test of carrying out emergency braking apparatus 19, can easily estimate the rotation situation of driving rope sheave 5 and the relaxation cases of main hoist cable 4 etc. from top gangway 15.In addition, the hoist mechanism of present embodiment can when carrying out the motion test of emergency braking apparatus 19, be arranged at every turn counterbalanced weight 7 below, can not balance the advantage that the structure of reusing energy disperser 10 is brought restriction so have.
Fig. 5 is the constructional drawing of the hoist mechanism in the expression second embodiment of the invention.The hoist mechanism of present embodiment is identical with first embodiment, all is arranged on the below of counterbalanced weight 7, and is that with the difference of first embodiment it is installed in counterbalanced weight with on the energy disperser 10.Specifically, use is arranged on the spring loaded counterbalanced weight is installed present embodiment with energy disperser guiding piece 9a with the tubulose counterbalanced weight on the energy disperser 10 hoist mechanism.In addition, the hoist mechanism of present embodiment has and inserts counterbalanced weight and be provided with guiding piece 11d, be used for fixing this hoist mechanism and pedestal 11b with guiding piece 11d be set, extend the height adjustment platform 11 of setting, the pedestal 11a that lifts the hydraulic jack 12 of counterbalanced weight 7 and be used to install hydraulic jack 12 in vertical direction with respect to this pedestal 11b with the hoist mechanism of energy disperser guiding piece 9a.At this, height adjustment platform 11, pedestal 11a, 11b and hoist mechanism are provided with guiding piece 11d integrally formed.And, as the method to set up of hoist mechanism, at first hoist mechanism is provided with guiding piece 11d and inserts counterbalanced weight energy disperser guiding piece 9a, and pedestal 11b is placed on the upper surface of counterbalanced weight with energy disperser 10, afterwards, hydraulic jack 12 is placed the upper surface that is installed in pedestal 11a.
Therefore,,, hoist mechanism can be set simply, can shorten the required total ascent time of motion test of carrying out emergency braking apparatus 19 by using counterbalanced weight with energy disperser 10 according to present embodiment.In addition, compare, can realize the miniaturization of height adjustment platform 11 with above-mentioned first embodiment.And, according to present embodiment, lift counterbalanced weight 7 by hoist mechanism, do not need the integral structure of elevator is carried out big change, just can when the motion test of emergency braking apparatus 19, easily make main hoist cable 4 take place lax and drive rope sheave 5 idle running to occur.Its result can easily carry out the confirming operation test of emergency braking apparatus 19 with less parts.
Fig. 6 is the constructional drawing of the hoist mechanism in the expression third embodiment of the invention.Hoist mechanism in the present embodiment is different with above-mentioned second embodiment, as the energy disperser that counterbalanced weight is used, does not use the energy disperser of spring loaded, and uses the energy disperser of fluid pressure type.And, when the hoist mechanism of present embodiment is set, at first place on the counterbalanced weight on hydraulic draft gear 16 tops and fixed the pedestal 11b of height adjustment platform 11 integratedly with pedestal 11a with hydraulic draft gear load bearing seat 18 at counterbalanced weight, and use pedestal hold-down bolt 11c to fix, afterwards, hydraulic jack 12 placements are installed on the pedestal 11a.According to present embodiment, also can obtain identical effect with above-mentioned second embodiment.In addition, in the present embodiment,, adopted the energy disperser of fluid pressure type, but, also can adopt the energy disperser of spring loaded as counterbalanced weight energy disperser 10.
And, in above-mentioned first to the 3rd embodiment, be described being arranged on the method for confirming operation that being used on the lift car 2 prevent the emergency braking apparatus 19 that lift car 2 falls, and be arranged on the method for confirming operation that being used on the counterbalanced weight 7 prevent the emergency braking apparatus that lift car 2 sharply rises also is the same, by lift lift car 2 with hoist mechanism, can obtain the effect identical with the occasion of above-mentioned emergency braking apparatus 19.
Claims (14)
1. test method, it is the test method that the action of emergency braking apparatus is confirmed, this emergency braking apparatus is installed in to have by the suspention of main hoist cable and on the elevator of lift car that carries out lifting under the driving of the driving rope sheave of winch and counterbalanced weight, be used to prevent that described lift car from falling, this test method is characterised in that
After described emergency braking apparatus is moved, lift described counterbalanced weight, make described main hoist cable produce lax or described driving rope sheave is produced and dally by the hoist mechanism that is arranged on described counterbalanced weight below.
2. test method as claimed in claim 1 is characterized in that,
After making described emergency braking apparatus action, hoist mechanism is set below described counterbalanced weight.
3. test method as claimed in claim 1 or 2 is characterized in that,
Described hoist mechanism is arranged on the top of the energy disperser of described counterbalanced weight.
4. test method as claimed in claim 1 or 2 is characterized in that,
Described hoist mechanism is installed on the energy disperser of described counterbalanced weight.
5. as each described test method in the claim 1 to 4, it is characterized in that,
Make described driving rope sheave rotation,, make described emergency braking apparatus action afterwards until the upper end of described lift car is positioned at the altitude range of top gangway.
6. test method, it is the test method that the action of emergency braking apparatus is confirmed, this emergency braking apparatus is installed in to have by the suspention of main hoist cable and on the elevator of lift car that carries out lifting under the driving of the driving rope sheave of winch and counterbalanced weight, be used to prevent that described lift car from sharply rising, this test method is characterised in that
After making the action of described emergency braking apparatus, lift described lift car, make described main hoist cable pine produce lax or make described driving rope sheave produce idle running by the hoist mechanism that is arranged on described lift car below.
7. lift facility, it has winch and emergency braking apparatus, this winch is used to drive lift car and the counterbalanced weight by main hoist cable suspention, this emergency braking apparatus moves when overspeed condition appears in described lift car, to prevent that described lift car from falling, this lift facility is characterised in that
The hoist mechanism that when described emergency braking apparatus is tested, lifts described counterbalanced weight be arranged on described counterbalanced weight below.
8. lift facility, it has winch and emergency braking apparatus, this winch is used to drive lift car and the counterbalanced weight by main hoist cable suspention, this emergency braking apparatus moves when overspeed condition appears in described counterbalanced weight, to prevent that described lift car from sharply rising, this lift facility is characterised in that
The hoist mechanism that when described emergency braking apparatus is tested, lifts described lift car be arranged on described lift car below.
9. as claim 7 or 8 described lift facilities, it is characterized in that,
Described hoist mechanism is installed on the energy disperser of described lift car or counterbalanced weight.
10. lift facility as claimed in claim 9 is characterized in that,
Described hoist mechanism has height adjustment platform that covers described energy disperser and the hydraulic jack that is installed in this height adjustment platform top.
11. lift facility as claimed in claim 9 is characterized in that,
Described hoist mechanism has pedestal, height adjustment platform and hydraulic jack, this pedestal is placed on the upper surface of described energy disperser, this height adjustment platform extends setting in vertical direction with respect to this pedestal, and this hydraulic jack is installed in the top of this height adjustment platform.
12. a hoisting device, it is the time to lift the hoisting device of lift car or counterbalanced weight elevator being carried out the emergency braking test, and this hoisting device is characterised in that,
Have pedestal, height adjustment platform and hydraulic jack, this pedestal is placed on the upper surface of the energy disperser of described lift car or counterbalanced weight, this height adjustment platform extends setting in vertical direction with respect to this pedestal, and this hydraulic jack is installed in the top of this height adjustment platform.
13. test method, it is the test method that the action of emergency braking apparatus is confirmed, this emergency braking apparatus is installed in to have by the suspention of main hoist cable and on the elevator of lift car that carries out lifting under the driving of the driving rope sheave of winch and counterbalanced weight, be used to prevent that described lift car from falling, this test method is characterised in that
After making the action of described emergency braking apparatus, lift described counterbalanced weight, and make described driving rope sheave rotation,, and confirm relaxing of this main hoist cable from the elevator lobby side so that the main hoist cable between described lift car and the described driving rope sheave is lax.
14. test method as claimed in claim 13 is characterized in that,
Lift described counterbalanced weight by hoist mechanism, after making main hoist cable between described driving rope sheave and the described counterbalanced weight lax, make described driving rope sheave rotation, so that on the lax main hoist cable that moves between described lift car and the described driving rope sheave of described main hoist cable, and confirm the lax of this main hoist cable from top gangway.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007024986A JP5076525B2 (en) | 2007-02-05 | 2007-02-05 | Test method for emergency stop device of elevator equipment |
| JP2007-024986 | 2007-02-05 | ||
| JP2007024986 | 2007-02-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101239684A true CN101239684A (en) | 2008-08-13 |
| CN101239684B CN101239684B (en) | 2011-01-19 |
Family
ID=39749913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100051205A Expired - Fee Related CN101239684B (en) | 2007-02-05 | 2008-01-22 | Elevator device and method for testing emergent brake device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5076525B2 (en) |
| CN (1) | CN101239684B (en) |
| HK (1) | HK1118526A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102459051A (en) * | 2009-05-15 | 2012-05-16 | 金荣通用有限公司 | Apparatus and method for testing braking performance |
| CN108910790A (en) * | 2010-11-15 | 2018-11-30 | 斯凯克莱伯有限公司 | suspension work platform hoist system |
| CN112299187A (en) * | 2019-07-31 | 2021-02-02 | 湖南大举信息科技有限公司 | Safety device for elevator without traction steel wire rope and multi-car elevator system |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0710439A (en) * | 1993-06-28 | 1995-01-13 | Hitachi Building Syst Eng & Service Co Ltd | Device for inspecting lock mechanism for elevator car door |
| JPH0873150A (en) * | 1994-09-02 | 1996-03-19 | Mitsubishi Denki Bill Techno Service Kk | Terminal switch for elevator shaft |
| JPH09255257A (en) * | 1996-03-25 | 1997-09-30 | Hitachi Building Syst Co Ltd | Test device for hydraulic elevator emergency stop device |
| JP4651855B2 (en) * | 2001-05-21 | 2011-03-16 | 三菱電機株式会社 | Elevator equipment |
| JP4024524B2 (en) * | 2001-11-21 | 2007-12-19 | 三菱電機株式会社 | Elevator equipment |
| JP4387243B2 (en) * | 2004-05-11 | 2009-12-16 | 三菱電機ビルテクノサービス株式会社 | Elevator confinement rescue device |
| JP2006168846A (en) * | 2004-12-13 | 2006-06-29 | Mitsubishi Electric Corp | Elevator device and emergency stop testing method |
| JP4862296B2 (en) * | 2005-06-28 | 2012-01-25 | 三菱電機株式会社 | Elevator inspection method |
| JP4580828B2 (en) * | 2005-06-30 | 2010-11-17 | 株式会社日立製作所 | Elevator equipment |
| JP4706498B2 (en) * | 2006-02-20 | 2011-06-22 | 株式会社日立製作所 | Elevator test method, auxiliary device and elevator device |
-
2007
- 2007-02-05 JP JP2007024986A patent/JP5076525B2/en active Active
-
2008
- 2008-01-22 CN CN2008100051205A patent/CN101239684B/en not_active Expired - Fee Related
- 2008-11-07 HK HK08112234.3A patent/HK1118526A1/en not_active IP Right Cessation
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102459051A (en) * | 2009-05-15 | 2012-05-16 | 金荣通用有限公司 | Apparatus and method for testing braking performance |
| CN102459051B (en) * | 2009-05-15 | 2014-03-26 | 金荣通用有限公司 | Apparatus and method for testing braking performance |
| CN108910790A (en) * | 2010-11-15 | 2018-11-30 | 斯凯克莱伯有限公司 | suspension work platform hoist system |
| CN108910790B (en) * | 2010-11-15 | 2019-12-03 | 斯凯克莱伯有限公司 | Suspension work platform hoist system |
| CN112299187A (en) * | 2019-07-31 | 2021-02-02 | 湖南大举信息科技有限公司 | Safety device for elevator without traction steel wire rope and multi-car elevator system |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1118526A1 (en) | 2009-02-13 |
| JP2008189430A (en) | 2008-08-21 |
| JP5076525B2 (en) | 2012-11-21 |
| CN101239684B (en) | 2011-01-19 |
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