CN108502660B - Elevator meausring apparatus detection device and detection method - Google Patents

Elevator meausring apparatus detection device and detection method Download PDF

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Publication number
CN108502660B
CN108502660B CN201710115256.0A CN201710115256A CN108502660B CN 108502660 B CN108502660 B CN 108502660B CN 201710115256 A CN201710115256 A CN 201710115256A CN 108502660 B CN108502660 B CN 108502660B
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China
Prior art keywords
elevator
meausring apparatus
rope end
detection device
lever mechanism
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CN108502660A (en
Inventor
李丰
甘靖戈
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Shanghai Mitsubishi Elevator Co Ltd
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Shanghai Mitsubishi Elevator Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00Applications of checking, fault-correcting, or safety devices in elevators
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01GWEIGHING
    • G01G23/00Auxiliary devices for weighing apparatus
    • G01G23/01Testing or calibrating of weighing apparatus

Abstract

The invention discloses a kind of elevator meausring apparatus detection device, the elevator meausring apparatus detection device includes: lever mechanism, for being loaded at elevator rope end;Force application apparatus, for exerting a force to lever mechanism;Lever mechanism attachment device, for lever mechanism to be fixedly connected at elevator rope end.Using detection device of the invention, when meausring apparatus is debugged or is detected, do not need to carry counterweight pouring weight in carriage again, all load operations can be completed only in computer room.The device has the characteristics that structure is simple, at low cost, light-weight, small in size, convenient transportation.And it is versatile, it can be used for different elevator building sites and most of elevators ladder kind, reuse rate be high.Execute-in-place is convenient, one man operation easy to accomplish, and loaded load is simple, quick, and can easily realize that load continuity is adjusted.The invention also discloses a kind of elevator meausring apparatus detection methods.

Description

Elevator meausring apparatus detection device and detection method
Technical field
The invention belongs to elevators fields, and in particular to a kind of elevator meausring apparatus detection device.The invention further relates to one kind Elevator meausring apparatus detection method.
Background technique
Meausring apparatus is the important component of elevator device, the function of overload protection is played to elevator, for ensuring passenger's The safety of the cargo and lift facility of personal safety and transport itself is all particularly important.In addition, meausring apparatus is accurately fed back Actual loading in carriage facilitates elevator control aggregate and accurately determines traction machine starting torque etc., is conducive to improve elevator Riding comfort.
Not only in the installation of elevator, debugging initial stage, weighing device is needed to carry out writing scale operation, according to TSG T5001- 2009 " elevator using management with maintenance rule " requirement, elevator annual maintenance maintenance in must to carriage weighing device into Row detection, it is ensured that its accurate and effective.
Currently, elevator ratio of the wiring than 1: 1 it is seldom, most elevators carry out traction rope rope all in computer room The fixation of head.According to position, divides into cage side rope end and with heavy side rope end, most of meausring apparatuses are arranged in cage side rope end Place.It is typical for pressure sensor formula meausring apparatus, pressure sensor is mounted below cage side rope hitch plate, cage side rope Cage side rope end is installed in head plate.When load changes in carriage, the variation of load is transferred to control by pressure sensor In instrument processed, it is typically embodied as the variation of output voltage values, signal, which is transferred to again in elevator control aggregate, carries out subsequent operation.
Above-mentioned meausring apparatus is located at the elevator at rope end, when carrying out meausring apparatus debugging or detection, needs to realize simulation In carriage the case where different loads, to carry out the self study of meausring apparatus.It is to need to simulate carriage respectively than more typical way Interior zero load, semi-load, fully loaded situation.Currently, the method used the case where different loads in simulation carriage, is carried in carriage The standard test weight pouring weight of corresponding weight.It is clear that its main problem has:
1. needing to prepare a large amount of counterweight pouring weights, generally cast iron quality, cost itself is just very high, and in different elevators It is transported between building site pretty troublesome.If scene is prepared (such as field fabrication cement pouring weight), it is difficult to guarantee that weight is accurate, reuse Rate is also very low;
2. when execute-in-place, adjusting load every time and requiring by manpower transport, high labor cost.Carry counterweight pouring weight very Time-consuming and laborious, efficiency is very low;
3. quality of loads can not carry out continuity tune during test since every piece of counterweight pouring weight has fixed quality It is whole;
4. all counterweight pouring weights are placed in carriage, it is easy to that carriage surface is caused to damage in handling process.Especially Be the elevator decorate, be difficult to repair once trim is scratched, thus for elevator carry out regular maintenance When, load in carriage operation if necessary to detect meausring apparatus, consumers' opinions is very big.
In a patent having disclosed (103900675 A of notification number CN, July 2 2014 day for announcing), disclose A kind of elevator meausring apparatus new detecting method based on pliers type lever mechanism.This method requires lift car to be parked in non-leveling position It sets, clamping force is applied to cage bottom using pliers type lever mechanism, to realize in cage bottom simulant elevator load.Pliers Formula lever mechanism is made of fixed arm and swing arm, and fixed arm and swing arm are mounted on fixed bracket, in the course of work fixed arm relative to Bracket without motion, swing arm is driven through pin connection by hydraulic system can be relative to holder pivots, to export clamping force;According to Model, the difference of car floor size and structure of elevator, the fixed arm and swing arm of pliers type lever mechanism can realize stretch it is adjustable, with reality The flexibility function of existing this method;Hydraulic system is controlled using single-chip microcontroller, guarantees the continuously adjustable output of clamping force.
It is public in another patent having disclosed (105035903 A of notification number CN, November 11 2015 day for announcing) A kind of elevator load test device and its test method are opened.The elevator load test device, including hydraulic controller, display instrument Table and at least one hydraulic mandril, hydraulic mandril include hydraulic cylinder for being fixed in elevator shaft on guide rail and are slidably connected In hydraulic cylinder and the support rod that can stretch downwards, the free end of support rod is for being resisted against elevator car roof, hydraulic control Device is connected with hydraulic cylinder, be connected on support rod for acquire support rod to lift car force data pressure sensor, Display instrument and pressure sensor electrical connection.It accurately controls hydraulic mandril from top to bottom to lift car by hydraulic controller It is exerted a force and carrys out simulant elevator borne load, it being capable of simple, the fast and accurate load data for obtaining elevator.
The solution of the above patent disclosure is compared traditional certain efficiency of way for carrying counterweight pouring weight in carriage and is mentioned It is high many, but its common problem is:
1. it needs to realize using very complicated special equipment, although may be reused, such special equipment sheet Body is at high cost, since volume is big, weight weight, so that equipment is carried, operation is all more troublesome;
2. loading position in car floor or car top, needs to be operated at stop, and the control equipment of elevator, with And the controller of meausring apparatus, it is normally in computer room.This makes operation become trouble, it is difficult to realize one man operation.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of elevator meausring apparatus detection device and detection methods, are weighing It is easy to realize load in simulation carriage when device debugging or detection, it does not need to carry counterweight pouring weight, Suo Youjia in carriage again Carrying operation can only complete in computer room.And the device also has that structure is simple, at low cost, easy to use, reuse rate is high, fortune The feature of defeated convenience.
In order to solve the above technical problems, the present invention provides a kind of elevator meausring apparatus detection device, the elevator weighs dress At elevator rope end, which is characterized in that the elevator meausring apparatus detection device includes: lever mechanism, in elevator It is loaded at rope end;
Force application apparatus, for exerting a force to lever mechanism;Lever mechanism attachment device, for lever mechanism to be fixedly connected on At elevator rope end.
Preferably, the lever mechanism includes at least a rod piece and a rotating axle center.
Preferably, the force application apparatus exists at a distance from the link position to the rotating axle center of rod piece with the rod piece The point of application at elevator rope end is to the distance of the rotating axle center, and ratio is at least equal to 1.
Preferably, exist by adjusting link position on rod piece of the force application apparatus or by adjusting the force application apparatus The size of power on lever come realize at rope end load power continuity variation.
Preferably, on rope hitch plate or rope end ontology at the elevator rope end.
Preferably, the force application apparatus is pulling force or pressure to the power applied on the lever.
Preferably, the force application apparatus is pouring weight, spring scale or press machine.
The invention also discloses a kind of elevator meausring apparatus detection method, the elevator meausring apparatus is located at elevator rope end The step of place, the method includes simulant elevator borne load situations, which is characterized in that the load passes through one of 1-7 The lever mechanism loads at elevator rope end.
Preferably, the method also includes following steps;
By adjusting link position on rod piece of the force application apparatus or by adjusting the force application apparatus on lever Power size come realize at rope end load power continuity variation.
Compared with prior art, the present invention the advantageous effects having are:
1. structure is simple, at low cost, light-weight, small in size, transported between different elevator building sites very convenient;
2. it is versatile, it can be used for different elevator building sites and most of elevators ladder kind, reuse rate be high;
3. execute-in-place is convenient, loaded load adjustment is simple and quick, high-efficient;
4. loaded load can easily realize that continuity is adjusted, precision is higher;
5. all operations can be completed only in computer room, do not need to carry counterweight pouring weight in carriage or install other additional to set It is standby, carriage surface will not be caused to damage, stop aisle space will not be occupied, client is impacted;
6. load operation carries out in computer room, close to the control equipment of elevator and the controller of meausring apparatus, improve Operating efficiency, and one man operation easy to accomplish.
Detailed description of the invention
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments:
Fig. 1 is elevator device schematic diagram;
Fig. 2 is the meausring apparatus schematic diagram being mounted at rope end;
Fig. 3 is the schematic diagram of first embodiment of the invention;
Fig. 4 is the axonometric drawing of first embodiment of the invention three-dimensional signal;
Fig. 5 is the schematic diagram of second embodiment of the invention;
Fig. 6 is the axonometric drawing of second embodiment of the invention three-dimensional signal.
Wherein the reference numerals are as follows:
11 be liftway;12 be computer room;
21 be carriage;22 be carriage side roller;23 be counterweight;24 be counterweight-side sheave;
31 be driving device;32 be leading block;
41 be traction rope;42 be compensation rope;43 be carriage trailing cable;
51 be cage side rope end;52 is with heavy side rope ends;53 be cage side rope hitch plate;54 be spandrel girder;55 be elevator control Control equipment;
61 be meausring apparatus;61a is pressure sensor;61b is controller;61c is signal wire;
71 be lever mechanism;71a is rod piece;71b is rotating axle center;71c is installation part;72 be force application apparatus.
Specific embodiment
The realization, functional characteristics and beneficial effect of the object of the invention, below in conjunction with specific embodiment and attached drawing do into The explanation of one step.
As shown in Figure 1, being elevator device schematic diagram.In elevator device, carriage 21 and counterweight 23 are arranged in liftway 11 Among, it is oriented to respectively by car guide rail and weight guide, is hung, passed through by the traction rope 41 being wound around in driving device 31 The driving force for the driving device 31 being arranged in computer room 12 mutually moves in the vertical direction round about in liftway 11. What this figure showed presently the most universal wiring ratio i=2 has machine room elevator, and carriage side roller 22 is provided in carriage 21, Counterweight-side sheave 24 is provided in counterweight 23.Traction rope 41 bypasses carriage side roller 22 and counterweight-side sheave 24, two ends It is separately fixed in computer room 12, cage side rope end 51 is divided into according to position and with heavy side rope end 52.It is the most universal, such as this figure Shown, meausring apparatus 61 is arranged at cage side rope end 51.Elevator control aggregate 55 is also arranged among computer room 12.
It is apparent from, the elevator of wiring ratio i=2 as shown, is Δ W when being put into weight in carriage 21CARWhen the load of=M, The tension variation value of cage side traction rope is Δ WRope=M/i=0.5M.
As shown in Fig. 2, for the meausring apparatus schematic diagram at rope end.The most universal, meausring apparatus 61 is arranged in cage side At rope end 51.On specific structure, cage side rope end 51 is fixed on cage side rope hitch plate 53, and pressure sensor 61a is located at carriage Between side rope hitch plate 53 and spandrel girder 54.The tension variation of cage side traction rope is transmitted to cage side rope end by traction rope 41 On 51, then it is sequentially delivered on cage side rope hitch plate 53 and pressure sensor 61a.Pressure sensor 61a leads to the variation of load It crosses signal wire 61c to be transferred in controller 61b, is typically embodied as the variation of output voltage values, signal is transferred to elevator controlling again Subsequent operation is carried out in equipment 55.
And the features of the present invention, it is that will be put into load in carriage 21, is changed to directly in cage side rope hitch plate 53 or carriage It is loaded on side rope end 51.It is Δ W when being put into weight in simulation carriage 21 according to the calculating of frontCARWhen the load of=M, sedan-chair Loaded weight on compartment side rope hitch plate 53 or cage side rope end 51 is Δ WRopeHitch=M/i=0.5M.
It as shown in Figure 3 and Figure 4, is the schematic diagram of first embodiment of the invention.The case where to simulate different loads in carriage And the load carried out, it is carried out at the rope end for being equipped with meausring apparatus.Specifically, the present embodiment using lever mechanism 71 to It is loaded on cage side rope hitch plate 53, loading effect point is diagram A point lower position;72 form of force application apparatus is counterweight pouring weight, is hanged Hanging point is at diagram C point;Rotating axle center is at diagram O point.Lever mechanism 71 is fixed on spandrel girder 54 using installation part 71c, It is clear that installation part 71c should be designed as versatile, adjustable structure, the case where to cope with different ladders kind.
In the present embodiment, the link position (diagram C point) of force application apparatus 72 and rod piece 71a (illustrate O to rotating axle center 71b Point) distance be L3, and position (diagram A point) of the rod piece 71a on cage side rope hitch plate 53 is to rotating axle center 71b (diagram O Point) distance be L1, the ratio (i.e. lever ratio) of the two is n=5.Then it can be calculated, for the elevator of wiring ratio i=2, if It needs to simulate and is put into weight in carriage 21 as Δ WCARWhen the load of=M=1000kg, force application apparatus 72, i.e., in the present embodiment The loaded weight of counterweight pouring weight is Δ WWeight=M/ (i*n)=1000/ (2*5)=300kg.
Load of the load on cage side rope hitch plate 53 can be realized that continuity is adjusted, and very just by the present embodiment It is prompt.For example, being Δ W if necessary to load in simulation carriage 21CAR=M=800kg can fill the force for being suspended on diagram C point 72 are set, i.e. the loaded weight of counterweight pouring weight is adjusted to Δ WWeight=M/ (i*n)=800/ (2*5)=80kg.
Furthermore it is also possible to realize that the continuity of load is adjusted by changing lever ratio.Δ W can be continued to useWeight The counterweight pouring weight of=100kg is hanging to diagram B point position.The distance of diagram B point to rotating axle center 71b (illustrate O point) is Distance of the position (diagram A point) of L2 and rod piece 71a on cage side rope hitch plate 53 to rotating axle center 71b (diagram O point) L1, ratio (i.e. lever ratio) are n=4.Then realize that load is Δ W in the carriage of simulationCAR=Δ WWeigh+* i*n=100*2*4 =800kg, achieved the effect that with as the former.
Obvious, the active force for changing force application apparatus 72 can also be combined with lever ratio is changed, be realized quick Adjustment loaded load.
The present embodiment has the advantage that
1. structure is simple, at low cost, light-weight, small in size.For being loaded in the simulation 1000kg carriage of the example above, The present embodiment is used, even if being included in counterweight pouring weight 100kg weight, total weight also only 150kg or so, between different elevator building sites Transport is very convenient;
2. it is versatile, it can be used for different elevator building sites and most of elevators ladder kind, reuse rate be high;
3. execute-in-place is convenient, loaded load adjustment is simple and quick, high-efficient;
4. loaded load can easily realize that continuity is adjusted, precision is higher;
5. all operations can be completed only in computer room, do not need to carry counterweight pouring weight in carriage or install other additional to set It is standby, carriage surface will not be caused to damage, stop aisle space will not be occupied, client is impacted;
6. load operation carries out in computer room, close to the control equipment of elevator and the controller of meausring apparatus, improve Operating efficiency, and one man operation easy to accomplish.
It as shown in Figure 5 and Figure 6, is the schematic diagram of second embodiment of the invention.In the present embodiment, lever mechanism 71 is one kind Pliers type structure realizes the amplification effect for 72 active force of force application apparatus.It can will equally change the work of force application apparatus 72 Firmly combine with change lever ratio, realization efficiently adjusts loaded load.
The present invention is not limited to embodiments discussed above.The description of specific embodiment is intended to above in order to retouch State and illustrate technical solution of the present invention.The obvious transformation or substitution enlightened based on the present invention should also be as being considered Fall into protection scope of the present invention.For example, by the variation of 71 structure of lever mechanism, by the active force of force application apparatus 72 from pulling force Become pressure, or changes the direction etc. of power.Above specific embodiment is used to disclose best implementation method of the invention, so that This hair can be reached using numerous embodiments of the invention and a variety of alternatives by obtaining those skilled in the art Bright purpose.

Claims (9)

1. a kind of elevator meausring apparatus detection device, the elevator meausring apparatus is located at elevator rope end, which is characterized in that described Elevator meausring apparatus detection device includes:
Lever mechanism, for being loaded at elevator rope end;
Force application apparatus, for exerting a force to lever mechanism;
Lever mechanism attachment device, for lever mechanism to be fixedly connected at elevator rope end.
2. elevator meausring apparatus detection device according to claim 1: the lever mechanism includes at least a rod piece, and One rotating axle center.
3. elevator meausring apparatus detection device according to claim 2, it is characterised in that: the force application apparatus and rod piece Link position to the distance of the rotating axle center and the rod piece at the elevator rope end on the point of application to the rotating axle center Distance, ratio is at least equal to 1.
4. elevator meausring apparatus detection device according to claim 3, it is characterised in that: by adjusting the force application apparatus Link position on rod piece or the size by adjusting power of the force application apparatus on lever mechanism are realized at rope end The continuity of the power of load changes.
5. elevator meausring apparatus detection device according to claim 4, it is characterised in that: be rope end at the elevator rope end On plate or rope end ontology.
6. elevator meausring apparatus detection device according to claim 5, it is characterised in that: the force application apparatus is to the thick stick The power applied on linkage is pulling force or pressure.
7. elevator meausring apparatus detection device according to claim 6, it is characterised in that: the force application apparatus be pouring weight, Spring scale or press machine.
8. a kind of elevator meausring apparatus detection method, the elevator meausring apparatus is located at elevator rope end, and the method includes moulds The step of quasi- elevator borne load situation, which is characterized in that the load passes through lever described in one of claim 1-7 Mechanism loads at elevator rope end.
9. elevator meausring apparatus detection method according to claim 8, which is characterized in that the method also includes following steps Suddenly;
By adjusting link position on rod piece of the force application apparatus or by adjusting the force application apparatus on lever mechanism Power size come realize at rope end load power continuity variation.
CN201710115256.0A 2017-02-28 2017-02-28 Elevator meausring apparatus detection device and detection method Active CN108502660B (en)

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CN108502660B true CN108502660B (en) 2019-10-18

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110733949A (en) * 2019-09-16 2020-01-31 浙江威特电梯有限公司 weighing system and method adopting pressure sensing

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09104571A (en) * 1995-10-11 1997-04-22 Hitachi Building Syst Co Ltd Tester for elevator weighing device
CN2851206Y (en) * 2005-06-20 2006-12-27 秦皇岛开发区前景光电技术有限公司 Load weighing device of elevator
CN103900675A (en) * 2014-05-12 2014-07-02 华东交通大学 Novel lift weighing device detection method based on pliers-type lever mechanism

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09104571A (en) * 1995-10-11 1997-04-22 Hitachi Building Syst Co Ltd Tester for elevator weighing device
CN2851206Y (en) * 2005-06-20 2006-12-27 秦皇岛开发区前景光电技术有限公司 Load weighing device of elevator
CN103900675A (en) * 2014-05-12 2014-07-02 华东交通大学 Novel lift weighing device detection method based on pliers-type lever mechanism

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