ES2342643A1 - Sensor-shock absorber of charges. (Machine-translation by Google Translate, not legally binding) - Google Patents

Sensor-shock absorber of charges. (Machine-translation by Google Translate, not legally binding) Download PDF

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Publication number
ES2342643A1
ES2342643A1 ES200800329A ES200800329A ES2342643A1 ES 2342643 A1 ES2342643 A1 ES 2342643A1 ES 200800329 A ES200800329 A ES 200800329A ES 200800329 A ES200800329 A ES 200800329A ES 2342643 A1 ES2342643 A1 ES 2342643A1
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Spain
Prior art keywords
sensor
load
deformation
shock absorber
translation
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.)
Granted
Application number
ES200800329A
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Spanish (es)
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ES2342643B1 (en
Inventor
Javier Muñoz Ochovo
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Micelect SL
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Micelect SL
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Priority to ES200800329A priority Critical patent/ES2342643B1/en
Publication of ES2342643A1 publication Critical patent/ES2342643A1/en
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Publication of ES2342643B1 publication Critical patent/ES2342643B1/en
Expired - Fee Related legal-status Critical Current
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/02Cages, i.e. cars
    • B66B11/026Attenuation system for shocks, vibrations, imbalance, e.g. passengers on the same side
    • B66B11/0266Passive systems
    • B66B11/0273Passive systems acting between car and supporting frame
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01GWEIGHING
    • G01G19/00Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
    • G01G19/14Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing suspended loads
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00Measuring force or stress, in general
    • G01L1/04Measuring force or stress, in general by measuring elastic deformation of gauges, e.g. of springs

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Elevator Control (AREA)
  • Vibration Dampers (AREA)

Abstract

Sensor-shock absorber, formed by a body (1) of elastic material, capable of undergoing axial deformation by compression, going inside an electronic element that is capable of detecting the deformations suffered by said body (1), allowing translation said deformations in signals equivalent to the weight or load that causes them, at the same time as the body (1) makes a buffer function. (Machine-translation by Google Translate, not legally binding)

Description

Sensor-amortiguador de cargas.Sensor-shock absorber loads

Sector de la técnicaTechnical sector

La presente invención esta relacionada con los instrumentos de medida de masa, y más concretamente con la función de control de la carga en los sistemas elevadores, proponiendo un elemento sensor que permite medir el peso de la carga que se aplica sobre él, haciendo a la vez de amortiguador con el fin de evitar brusquedades en la detención del movimiento de la carga aplicada.The present invention is related to mass measuring instruments, and more specifically with the function of control of the load in the elevating systems, proposing a sensor element that allows to measure the weight of the load that is applied over it, while acting as a shock absorber in order to avoid abruptness in stopping the movement of the load applied

Estado de la técnicaState of the art

En las instalaciones de aparatos elevadores es esencial la disposición de instrumentos de control de la carga, con el fin de evitar averías y accidentes por sobrecargas.In the installations of lifting devices is essential the provision of load control instruments, with In order to avoid breakdowns and accidents due to overloads.

De igual modo, es conocida la incorporación de amortiguadores en las cabinas de los ascensores, para absorber la energía cinética en las paradas, de forma que las detenciones resulten sin repercusión de brusquedades en el habitáculo de los usuarios.Similarly, the incorporation of shock absorbers in the cabins of the elevators, to absorb the kinetic energy at stops, so that arrests result without impact of abruptness in the passenger compartment users

Sin embargo, en las soluciones conocidas las funciones de control de la carga y de amortiguación de las paradas se realizan mediante disposiciones e instrumentos independientes, lo cual hace que las instalaciones resulten complejas y costosas, debido a la diversidad de elementos, montajes y espacios necesarios para cumplimentar ambas funciones.However, in known solutions the load control and stop damping functions they are carried out through independent provisions and instruments, which makes the facilities complex and expensive, due to the diversity of elements, assemblies and necessary spaces to complete both functions.

Objeto de la invenciónObject of the invention

De acuerdo con la invención se propone un instrumento destinado para aparatos de elevación de carga, el cual reúne en una sola unidad funcional los medios necesarios para el control de la carga y para la amortiguación de las paradas.According to the invention, a instrument intended for load lifting devices, which brings together in a single functional unit the necessary means for control of the load and for the damping of the stops.

Este instrumento objeto de la invención consta de un cuerpo realizado según una estructuración que le confiere capacidad de una cierta deformación elástica, incluyendo en el interior un dispositivo electrónico capaz de medir las deformaciones de dicho cuerpo y transformarlas en señales equivalentes a datos de la fuerza o peso causante de la deformación.This instrument object of the invention consists of of a body made according to a structure that confers capacity of a certain elastic deformation, including in the inside an electronic device capable of measuring deformations of said body and transform them into signals equivalent to data from the force or weight causing the deformation.

Se obtiene así un instrumento que puede ser dispuesto como amortiguador de los impactos de detención de la cabina de los ascensores o aparatos elevadores de cualquier tipo, de forma que, al margen de esa función de amortiguación, el mismo instrumento hace además una función constante de medición del peso de la cabina, permitiendo controlar la carga de la misma para evitar sobrecargas.An instrument is thus obtained that can be provided as a buffer for the impacts of detention of the cabin of elevators or lifting devices of any kind, of so that, regardless of that damping function, the same instrument also makes a constant function of weight measurement of the cabin, allowing to control the load of the same to avoid overloads

El dispositivo electrónico integrado en el instrumento amortiguador, incorpora componentes para realizar funciones de amplificación y acondicionamiento de señales, permitiendo establecer una operativa de control del funcionamiento del aparato elevador de aplicación en función de la carga o peso de la cabina del mismo.The electronic device integrated in the damping instrument, incorporates components to perform signal amplification and conditioning functions, allowing to establish an operation control operation of the lifting device for application depending on the load or weight of the cabin of the same.

El cuerpo del instrumento se constituye por una pieza hueca, que puede ser cilíndrica o prismática, con una formación estructural que permite una cierta elasticidad axial, incorporando en los extremos unas tapas para la sujeción en los lugares de aplicación, mientras que en el interior se aloja el dispositivo electrónico destinado para trasformar las deformaciones axiales en datos del peso o carga que provoca la deformación, saliendo desde dicho dispositivo unos cables para la conexión con el sistema eléctrico de la instalación de aplicación.The body of the instrument is constituted by a hollow piece, which can be cylindrical or prismatic, with a structural formation that allows a certain axial elasticity, incorporating in the ends some covers for the subjection in the places of application, while inside it houses the electronic device designed to transform deformations axial in weight or load data caused by deformation, leaving from said device some cables for connection with the electrical system of the application installation.

El material de realización del cuerpo hueco del instrumento, así como su forma, pueden ser de cualquier tipo, siempre y cuando cumplan las características necesarias de resistencia y deformación requeridas para las funciones de control de cargas y amortiguación para las que este instrumento se halla previsto.The material of the hollow body of the instrument, as well as its shape, can be of any type, as long as they meet the necessary characteristics of resistance and deformation required for control functions of loads and damping for which this instrument is located provided.

Descripción de las figurasDescription of the figures

La figura 1 es una perspectiva de un ejemplo constructivo del sensor-amortiguador de cargas objeto de la invención.Figure 1 is a perspective of an example load sensor-shock absorber object of the invention.

La figura 2 es una vista en alzado frontal de dicho sensor-amortiguado representado en la figura anterior.Figure 2 is a front elevation view of said cushioned sensor represented in the figure previous.

La figura 3 es una correspondiente vista lateral del mismo sensor-amortiguador.Figure 3 is a corresponding side view of the same sensor-shock absorber.

La figura 4 es una vista en planta respecto de la figura 2.Figure 4 is a plan view with respect to Figure 2

La figura 5 es una sección longitudinal del sensor-amortiguador según el corte V-V indicado en la figura 2.Figure 5 is a longitudinal section of the sensor-shock absorber according to the cut V-V indicated in figure 2.

La figura 6 es un detalle ampliado de la zona VI indicada en la figura 5.Figure 6 is an enlarged detail of zone VI indicated in figure 5.

Descripción detallada de la invenciónDetailed description of the invention

El objeto de la invención se refiere a un instrumento destinado para realizar la función de amortiguación en sistemas de movimiento de cargas, como por ejemplo un ascensor, cumpliendo a la vez una función de control en función del peso de la carga.The object of the invention relates to a instrument intended to perform the damping function in cargo movement systems, such as an elevator, at the same time fulfilling a control function based on the weight of the load.

Dicho instrumento esta formado por un cuerpo (1), estructurado con un material y según una configuración que permiten una cierta deformación elástica axial por compresión.Said instrument is formed by a body (1), structured with a material and according to a configuration that allow a certain axial elastic deformation by compression.

Dicho cuerpo (1) se estructura, preferentemente, según una configuración hueca en forma tubular, que puede ser cilíndrica o prismática, con una tapas de cierre (1.1 y 1.2) en los extremos, las cuales se fijan al cuerpo (1) mediante tornillos (2), disponiendo de unos acoplamientos roscados (3) para la sujeción del instrumento en el montaje de aplicación.Said body (1) is preferably structured according to a hollow configuration in tubular form, which can be cylindrical or prismatic, with a closure caps (1.1 and 1.2) in the ends, which are fixed to the body (1) by screws (2), having threaded couplings (3) for securing the instrument in the application assembly.

En el interior del cuerpo (1) se incluye un dispositivo electrónico (4), formado por un elemento capaz de acusar la deformación elástica de dicho cuerpo (1) cuando éste es sometido a una fuerza de compresión axial, siendo ese elemento electrónico (4) de cualquier tipo que permita realizar la función indicada, por ejemplo una galga extensiométrica o cualquier otro tipo de dispositivo semejante.Inside the body (1) a electronic device (4), formed by an element capable of accusing the elastic deformation of said body (1) when it is subjected at an axial compression force, that electronic element being (4) of any type that allows to perform the indicated function, by example a strain gauge or any other type of similar device.

El mencionado dispositivo electrónico (4) puede incorporarse en cualquier posición, dentro del cuerpo (1), en la que permita captar las deformaciones axiales de dicho cuerpo (1), por ejemplo sobre la tapa superior (1.1), en una disposición relacionada con la pared del cuerpo (1), sin que esta situación sea limitativa. En todo caso, conectado a ese dispositivo electrónico (4) se dispone un cable (5) que sale al exterior a través del cual es susceptible establecer conexión externa con el sistema eléctrico del aparato o instalación de aplicación.The aforementioned electronic device (4) can incorporated into any position, within the body (1), in which allow to capture the axial deformations of said body (1), by example on the top cover (1.1), in a related arrangement with the body wall (1), without this situation being limiting. In any case, connected to that electronic device (4) is available a cable (5) that goes outside through which it is susceptible establish an external connection to the electrical system of the device or application installation.

De este modo, considerando, por ejemplo, la aplicación a la cabina de un ascensor, por la capacidad de deformación elástica el instrumento preconizado permite hacer de amortiguador en las paradas del desplazamiento de la cabina de aplicación, para evitar la brusquedad en las detenciones, mientras que el dispositivo electrónico (4) detecta la deformación que sufre el cuerpo (1) por el peso de la cabina, permitiendo determinar la carga que se incorpora en dicha cabina, para establecer la inactivación del funcionamiento del sistema cuando dicha carga rebasa un limite de peso determinado.Thus, considering, for example, the application to the cabin of an elevator, for the ability to elastic deformation the recommended instrument allows to make shock absorber at cab travel stops application, to avoid abruptness in detentions, while that the electronic device (4) detects the deformation it suffers the body (1) by the weight of the cabin, allowing to determine the load that is incorporated into said cabin, to establish the inactivation of system operation when said load exceeds a certain weight limit.

Para la deformación elástica que permita cumplir con las funciones mencionadas, el cuerpo (1) puede adoptar cualquier forma de configuración que permita la deformación axial con un determinado grado de rigidez, por ejemplo una forma de pared helicoidal continua a modo de un muelle, o en forma de una sucesión de anillos paralelos separados entre si por unos nervios intermedios, como en la realización representada, sin que estas formas sea limitativas.For elastic deformation that allows compliance With the mentioned functions, the body (1) can adopt any configuration form that allows axial deformation with a certain degree of stiffness, for example a wall shape helical continuous as a spring, or in the form of a succession of parallel rings separated from each other by nerves intermediates, as in the embodiment represented, without these Ways are limiting.

Claims (3)

1. Sensor-amortiguador de cargas, del tipo formado por un elemento elástico capaz de sufrir deformación axial de compresión por la acción de una carga, caracterizado porque consta de un cuerpo hueco (1) de material elástico, con una forma tubular cerrada por los extremos en donde posee unos acoplamientos roscados (3) para la sujeción en el montaje de aplicación, yendo alojado en el interior un dispositivo electrónico (4) capaz de detectar la deformación axial de dicho cuerpo (1), para traducir esa deformación en señales equivales al peso o carga que provoca la deformación.1. Sensor-load absorber, of the type formed by an elastic element capable of suffering axial compression deformation by the action of a load, characterized in that it consists of a hollow body (1) of elastic material, with a tubular shape closed by the ends where it has threaded couplings (3) for fastening in the application assembly, being housed inside an electronic device (4) capable of detecting the axial deformation of said body (1), to translate that deformation into equivalent signals to the weight or load caused by deformation. 2. Sensor-amortiguador de cargas, de acuerdo con la primera reivindicación, caracterizado porque el cuerpo hueco (1) adopta una configuración estructural en forma de pared interrumpida, en forma helicoidal a modo de un muelle, o mediante una sucesión de anillos paralelos separados entre si por nervios intermedios.2. Sensor-load absorber, according to the first claim, characterized in that the hollow body (1) adopts a structural configuration in the form of an interrupted wall, helically in the form of a spring, or by a succession of separate parallel rings each other by intermediate nerves. 3. Sensor-amortiguador de cargas, de acuerdo con la primera reivindicación, caracterizado porque el cuerpo hueco (1) es de forma tubular cilíndrica o prismática, cerrándose en los extremos mediante respectivas tapas (1.1 y 1.2), en las cuales se disponen los acoplamientos roscados (3) para la sujeción del instrumento en el montaje de aplicación.3. Sensor-shock absorber of loads, according to the first claim, characterized in that the hollow body (1) is of a cylindrical or prismatic tubular shape, being closed at the ends by means of respective caps (1.1 and 1.2), in which the threaded couplings (3) for securing the instrument in the application assembly.
ES200800329A 2008-02-07 2008-02-07 LOAD SENSOR-SHOCK ABSORBER. Expired - Fee Related ES2342643B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES200800329A ES2342643B1 (en) 2008-02-07 2008-02-07 LOAD SENSOR-SHOCK ABSORBER.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES200800329A ES2342643B1 (en) 2008-02-07 2008-02-07 LOAD SENSOR-SHOCK ABSORBER.

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ES2342643A1 true ES2342643A1 (en) 2010-07-09
ES2342643B1 ES2342643B1 (en) 2011-04-08

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ES200800329A Expired - Fee Related ES2342643B1 (en) 2008-02-07 2008-02-07 LOAD SENSOR-SHOCK ABSORBER.

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018065765A1 (en) * 2016-10-07 2018-04-12 King's College London Multi-axis force sensor

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4695963A (en) * 1984-04-13 1987-09-22 Fuji Electric Corporate Research And Developement Ltd. Pressure sense recognition control system
JPH0472299A (en) * 1990-07-10 1992-03-06 Kubota Corp Fork lift truck
US5613667A (en) * 1996-06-26 1997-03-25 Ho; Jui-Chien Shock absorber for elevators or the like
JP2002317845A (en) * 2001-04-20 2002-10-31 Hitachi Ltd Shock absorbing device
JP2004353749A (en) * 2003-05-28 2004-12-16 Tokico Ltd Damper with load detection function

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4695963A (en) * 1984-04-13 1987-09-22 Fuji Electric Corporate Research And Developement Ltd. Pressure sense recognition control system
JPH0472299A (en) * 1990-07-10 1992-03-06 Kubota Corp Fork lift truck
US5613667A (en) * 1996-06-26 1997-03-25 Ho; Jui-Chien Shock absorber for elevators or the like
JP2002317845A (en) * 2001-04-20 2002-10-31 Hitachi Ltd Shock absorbing device
JP2004353749A (en) * 2003-05-28 2004-12-16 Tokico Ltd Damper with load detection function

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018065765A1 (en) * 2016-10-07 2018-04-12 King's College London Multi-axis force sensor
CN110050179A (en) * 2016-10-07 2019-07-23 伦敦大学国王学院 Multi-axis force transducer
US11002625B2 (en) 2016-10-07 2021-05-11 King's College London Multi-axis force sensor
CN110050179B (en) * 2016-10-07 2021-10-15 伦敦大学国王学院 Multi-axis force sensor

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