EP3752447A1 - Nacelle élévatrice pour l'élévation de personnes et le travail en hauteur desdites personnes - Google Patents
Nacelle élévatrice pour l'élévation de personnes et le travail en hauteur desdites personnesInfo
- Publication number
- EP3752447A1 EP3752447A1 EP19710748.5A EP19710748A EP3752447A1 EP 3752447 A1 EP3752447 A1 EP 3752447A1 EP 19710748 A EP19710748 A EP 19710748A EP 3752447 A1 EP3752447 A1 EP 3752447A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- control
- thermal
- engine
- nacelle
- platform
- 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.)
- Withdrawn
Links
- 230000003028 elevating effect Effects 0.000 title claims description 18
- 241000167854 Bourreria succulenta Species 0.000 title abstract 3
- 235000019693 cherries Nutrition 0.000 title abstract 3
- 239000007858 starting material Substances 0.000 claims abstract description 38
- 230000003213 activating effect Effects 0.000 claims abstract description 9
- 230000004913 activation Effects 0.000 claims description 85
- 230000002779 inactivation Effects 0.000 claims description 70
- 238000006073 displacement reaction Methods 0.000 claims description 14
- 230000009849 deactivation Effects 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims description 11
- 230000006870 function Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 210000000056 organ Anatomy 0.000 claims description 9
- 230000000415 inactivating effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 5
- 230000005236 sound signal Effects 0.000 claims description 2
- 230000033001 locomotion Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000012795 verification Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000002028 premature Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 230000003936 working memory Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/20—Means for actuating or controlling masts, platforms, or forks
- B66F9/24—Electrical devices or systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
- B66F11/044—Working platforms suspended from booms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N11/00—Starting of engines by means of electric motors
- F02N11/08—Circuits or control means specially adapted for starting of engines
- F02N11/0803—Circuits or control means specially adapted for starting of engines characterised by means for initiating engine start or stop
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N11/00—Starting of engines by means of electric motors
- F02N11/08—Circuits or control means specially adapted for starting of engines
- F02N11/0814—Circuits or control means specially adapted for starting of engines comprising means for controlling automatic idle-start-stop
- F02N11/0818—Conditions for starting or stopping the engine or for deactivating the idle-start-stop mode
- F02N11/0825—Conditions for starting or stopping the engine or for deactivating the idle-start-stop mode related to prevention of engine restart failure, e.g. disabling automatic stop at low battery state
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N2200/00—Parameters used for control of starting apparatus
- F02N2200/06—Parameters used for control of starting apparatus said parameters being related to the power supply or driving circuits for the starter
- F02N2200/061—Battery state of charge [SOC]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Definitions
- Lifting platform for raising people and working at height of said persons
- the invention relates to a lifting platform for lifting people and working at height of said persons.
- an aerial work platform comprising:
- a heat engine a starter of said heat engine and at least one actuator of the starter
- said elevating means comprising at least one telescopic or non-telescopic lifting arm disposed between a connection zone to the platform and the frame and mounted movably between a high position and a low position, - a control panel carried by said platform and equipped with at least one control means of elevation and,
- control unit configured to control the elevation means according to at least the data supplied by said control panel
- an energizing member of at least the control unit said energizing member being able to change from an inactive state to an active state and vice versa
- an activation / inactivation member of at least the control of the elevation means said activation / inactivation member being movably mounted between an inactive position in which the control of the elevating means is deactivated, that is, inactive, irrespective of the stopped or running state of the heat engine, and an active position in which the control of the elevation means is activated, that is to say active, said organ activation / inactivation being equipped with return means in the inactive position and being able to move from the inactive position to the active position under the action of a thrust exerted on said member against the return means, said nacelle presenting two configurations, namely a transport configuration and a work configuration, said nacelle being in transport configuration in the lower position of the arm and retracting the arm in the case of a telescopic arm.
- a lifting platform of the aforementioned type equipped in particular with a dead-man handle is known as illustrated in EP 1.520.832.
- the engine is idling while the operator performs his tasks. This results in premature engine wear and significant fuel consumption.
- An aerial work platform equipped with an automatic engine on / off remote control device according to a number of conditions is known as illustrated in CN105804875.
- the automatic stop is operated in particular in the absence of actuation of the elevation means.
- the details of this automatic shutdown or engine restart command are not provided. It is the same in the Japanese document H04121999. The operator is reluctant to work with a stopped engine because he knows that the restart operation is tedious.
- An object of the invention is to provide a lifting platform whose design allows a reduction in energy consumption without impairing the performance of the elevation means of the platform.
- An object of the invention is to provide a lifting platform whose design allows, in working configuration, to start the heat engine easily without tedious procedure.
- Another object of the invention is to provide a lifting platform whose design allows, in working configuration, to start the engine in masked time, that is to say while the operator uses his hands to perform the task he must perform in height.
- the subject of the invention is a lifting platform comprising:
- a heat engine a starter of said heat engine and at least one actuator of the starter
- said elevating means comprising at least one telescopic or non-telescopic lifting arm disposed between a connection zone to the platform and the frame and mounted mobile with the aid of thermal engine between a high position and a low position,
- control console carried by said platform and equipped with at least one control of the elevation means and
- control unit configured to control the elevation means according to at least the data supplied by said control panel, an energizing member of at least the control unit, said energizing member being able to change from an inactive state to an active state and vice versa,
- an activation / inactivation member of at least the control of the elevation means said activation / inactivation member being movably mounted between an inactive position, in which at least the control of the elevating means is deactivated independently of the stopped or running state of the heat engine and an active position in which at least the control of the elevation means is activated, said activation / inactivation member being equipped with return means in the inactive position, and being able to pass from the inactive position to the active position under the action of a thrust exerted on said activation / inactivation member against the return means, said nacelle having two configurations namely a transport configuration and a work configuration, said nacelle being in the transport configuration in the lower position of the arm and retraction of the arm in the case of a telescopic arm,
- the nacelle comprises at least one operating mode in which, the heat engine is capable, in the activated state of the power unit of the control unit, and the started state of the engine, to be stopped, this stop of the engine being called a shutdown of the thermal engine, and wherein, in the stopped state under tension of said engine, the control unit is configured to control the start of the heat engine using the activation / inactivation member of at least the control of the elevation means, by passing the activation / inactivation member from the inactive position to the active position, without actuation the actuator actuator (s).
- the nacelle therefore comprises a so-called economic operating mode in which the control unit is configured to cause a power-off of the engine, that is to say a shutdown of the engine in the activated state of the organ. turn on the control unit, and to start the thermal engine when an action of the driver, or operator, interpreted as a start request is detected, this action corresponding, in the present invention, to the actuation of the activation / inactivation member of at least the control of the means elevation of the platform of the control panel in the direction of activation of said member, that is to say the passage of said activation / inactivation member from the inactive position to the active position without actuating the organ or organs actuator of the starter, these actuator members of the starter being generally formed by a start button that allows the sending of an electrical signal to the electric starter.
- the activation / inactivation member of at least the control of the elevation means of the platform of the control console is carried by the platform.
- the starter of the engine being powered by a battery able to be recharged when the engine is running
- the nacelle includes a battery level indicator
- the nacelle comprises a mode of operation in which said control unit is configured to, in the stopped state under tension of the engine, control the automatic start of the engine at least according to the data provided by the level indicator charge.
- the one or one of the operating modes in which said control unit is configured to, in the stopped state under tension of the engine, control the automatic start of the engine at least according to the data provided by the level indicator load, is at least the operating mode called economical operating mode in which, in the stopped state under tension of said engine, the control unit is able to control the starting of the engine with the aid of the engine.
- activation / inactivation member by passing from the inactive position to the active position of said activation / inactivation member.
- control unit is also configured, in the start-up state of the engine, to control the stopping of the thermal engine, at least according to the data supplied by the engine. the charge level indicator.
- the operating mode called economic operating mode in which, in the stopped state under tension of said engine, the control unit is able, to control the starting of the engine to the engine.
- the control unit With the help of the activation / inactivation element, by passing from the inactive position to the active position of said activation / deactivation member, the control unit is furthermore configured for, in the stopped state under tension of the motor. thermal, control the start of the heat engine, at least according to the data provided by the charge level indicator, this economic operating mode being an activatable / deactivatable mode, and the control unit being configured to deactivate the at least one economical operating mode. according to the data provided by the charge level indicator.
- the nacelle comprises an indicator of the active / inactive position of the activation / inactivation member of at least the control of the elevation means and, in the work configuration of the nacelle, in the so-called economic operating mode in which, in the stopped state under tension of said engine, the activation / inactivation member is able, by passing from the inactive position to the active position, to control the starting of the engine , the control unit is configured to control the stopping of the thermal engine under at least according to the data provided by said position indicator.
- the control unit is configured to control the stopping of the thermal engine under voltage at least if the inactive position of the activation / inactivation member of at least the control of the elevation means of the platform is detected.
- the fact that the control unit does not cause the engine to be switched off unless at least the inactive position of the activation / inactivation of at least the control of the elevation means of the platform is detected allows the control unit to control the subsequent start of the engine with the aid of said activation / inactivation member, when the passage of said member from the inactive position to the active position.
- the control unit comprises a presence determination module configured to determine the present or absent state of a person on the platform according to data provided by the control panel. and, in the working configuration of the nacelle, in the operating mode in which, in the stopped state under tension of said engine, the activation / inactivation member is able, by passing from the inactive position to the active position, to control the starting of the thermal engine, the control unit is configured to control the stopping of the thermal engine under power at least according to said state determined by the presence determination module.
- control unit does not cause the thermal engine to stop under tension unless at least the presence of a person is detected in the nacelle allows avoid stopping the engine in the absence of a person in the nacelle.
- the nacelle comprises an activatable / deactivatable cold engine start control member of the heat engine and a module for determining the activated / deactivated state of said control member, this control member being activatable. by manual actuation, and automatically deactivatable, and, in the work configuration of the nacelle, in the operating mode in which, in the stopped state under tension of said engine, the activation / inactivation member of at least the control of the lifting means is able, by passing from the inactive position to the active position, to control the starting of the heat engine, the control unit is configured to control the shutdown under voltage of the heat engine at least according to of the on / off state of said cold start controller determined by said module.
- the nacelle comprises at least one electricity generator, and a module for determining the activated / deactivated state of said electricity generator and, in the working configuration of the nacelle, in the operating mode.
- the unit of control is configured to control the power-off of the heat engine at least according to the on / off state of the electricity generator determined by said module.
- the nacelle comprises a protective cover of the heat engine carried by the chassis, and a detector of the open / closed state of the hood, and, in the work configuration of the nacelle, in the of operation in which, in the stopped state under tension of said engine, the activation / inactivation member is adapted, by passing from the inactive position to the active position, to control the engine start thermal, the control unit is configured to control the starting of the engine at least according to the closed / open state of the hood.
- the nacelle comprises means for transmitting an audible and / or luminous signal and, in the working configuration of the nacelle, in the operating mode in which, in the stopped state under voltage of said heat engine, the activation / inactivation member is adapted, by passing from the inactive position to the active position, to control the starting of the heat engine, the control unit is configured to control the actuation of the drive means. emission in the stopped state under tension of said engine.
- the presence of sound and / or light signal emitting means makes it possible to signal to the operator that the nacelle is in an economical operating mode.
- said activation / inactivation member is a foot pedal carried by said platform.
- the embodiment of the activation / inactivation member of at least the control platform elevation means in the form of a foot actuatable member allows the operator to dispose of his hands and therefore continue to work while it controls the starting of the engine. This still results in additional start-up time because the operator can work in masked time during the engine start step.
- the actuator of the nacelle is a key disposed on the chassis, this key being a rotary key adapted to go through rotation from an inactive state to an active state and vice versa.
- the control unit in the operating mode called economic operating mode in which, in the stopped state under tension of said engine, the control unit is able, to control the start of the heat engine to using the activation / inactivation member, at least the control of the elevation means, by passing the activation / inactivation member from the inactive position to the active position, without actuating the actuating means of the starter, the control unit is configured for, in the start-up state of the heat engine, controlling the stopping of the thermal engine under tension, at least if the activation / inactivation member of at least the Elevation control is in the inactive position.
- the nacelle comprises at least one operating mode in which, the heat engine is capable, in the activated state of the power unit of the control unit, and in the state starting of the engine, to be stopped, this thermal engine shutdown being called the engine thermal shutdown, and in this so-called economic operating mode,
- control unit is configured to control the starting of the heat engine by means of the activation / inactivation member of at least the control of the elevation means , by passing the activation / inactivation member from the inactive position to the active position, without actuation of the actuator actuator (s) and,
- control unit in the start-up state of the heat engine, is configured to control the power-off of the heat engine at least if the activation / inactivation member of at least the control of the elevation means is in idle position.
- the nacelle is equipped with at least one sensor representative of the position of the arm to detect the working configuration of the nacelle.
- the chassis is equipped with a control station and the or one of the actuator of the starter is formed by a start button equipping said station.
- the chassis being equipped with wheels
- the heat engine is connected to the wheels via a transmission to form means for moving the chassis to the ground;
- control panel carried by said platform is also equipped with at least one control of the ground displacement means of the chassis, and the control unit is also configured to control the means for moving the chassis on the ground according to at least data provided by said console,
- said activation / inactivation member is also configured, for active position, activate the control of the ground displacement means of the chassis and in the inactive position, disable the control of the ground displacement means of the chassis.
- the invention also relates to a method, a control method of a lifting platform comprising:
- a heat engine a starter of said heat engine and at least one actuator of the starter
- said elevating means comprising at least one telescopic or non-telescopic lifting arm disposed between a connection zone to the platform and the frame and mounted mobile with the aid of thermal engine between a high position and a low position,
- control console carried by said platform and equipped with at least one control of the elevation means and
- control unit configured to control the elevation means in function at least of the data provided by said control panel
- an energizing member of at least the control unit said energizing member being able to change from an inactive state to an active state and vice versa
- an activation / inactivation member of at least the control of the elevation means said activation / inactivation member being movably mounted between an inactive position, in which the control of the elevating means is deactivated independently of the stopped or running state of the heat engine and an active position in which the control of the lifting means is activated, said activation / inactivation member being equipped with return means in the inactive position, and being able to move from the inactive position at the active position under the action of a thrust exerted on said activation / inactivation member against the return means,
- said nacelle having two configurations, namely a transport configuration and a work configuration, said nacelle being in transport configuration in the lower position of the arm and retracted from the arm in the case of a telescopic arm,
- the method comprises a step of starting the engine with the aid of the activation / inactivation member of at least the control of the elevation means by passage of the activation / deactivation member from the inactive position to the active position without actuation or actuators of the starter.
- Figure 1 shows a perspective view of a nacelle according to the invention in transport configuration, a part of the bodywork elements having been removed to view the interior of the nacelle;
- FIG. 2 represents a perspective view of a platform of a nacelle according to the invention
- FIG. 3 represents a perspective view of a nacelle according to the invention in transport configuration with a detailed view of the control station equipping the chassis;
- FIG. 4 represents a perspective view of a nacelle according to the invention in working configuration
- FIG. 5 represents in the form of functional blocks a part of the elements of the nacelle
- FIG. 6 represents, in the form of a logic diagram, the procedure for stopping the thermal engine in the work configuration of the nacelle
- FIG. 7 represents, in the form of a logic diagram, the procedure for starting the heat engine during the transition from the inactive position to the active position of the activation / inactivation member of one or more controls of the control panel;
- FIG. 8 represents, in the form of a logic diagram, the procedure for automatically starting the heat engine in the work configuration of the nacelle.
- the invention relates to a nacelle 1 allowing elevation work of person.
- This nacelle 1 comprises a chassis 2 rolling.
- the nacelle 1 comprises a thermal motor 4, an electric starter 5 of said thermal motor 4 and at least one actuator 61, 62 of the starter 5.
- the chassis 2 is equipped with four wheels 33, generally at least two of which are drive wheels.
- the nacelle comprises means 3 of displacement on the surface of the ground of the frame 2 with the aid of the wheels 33.
- the thermal motor 4 is connected to the wheels via a transmission 25 for form the means 3 for moving the chassis 2 on the ground. It is also possible for the electric starter 5 of said thermal motor 4 and possibly said at least one actuator 61, 62 for actuating the starter 5 to be part of these displacement means 3.
- the thermal engine 4 is thus connected to the wheels 33 by a transmission 25, preferably hydrostatic, which here comprises a hydrostatic pump and hydraulic motors each associated with a so-called motor wheel 33.
- a transmission 25 preferably hydrostatic, which here comprises a hydrostatic pump and hydraulic motors each associated with a so-called motor wheel 33.
- An electricity generator 20, such as an electric motor can be associated with the thermal motor 4 and a module 21 for determining the activated state of the generator can be provided at the level of the control unit 11 which will be described. below.
- the thermal motor 4 is adapted to be protected by a cover 28 carried by the frame 2.
- This cover 28 is mounted to move between an open position and a closed position and is equipped with a detector 29 of the open or closed state of the cover formed by, for example, a contactor or a position sensor capable of providing position data information to the control unit 11 which will be described below.
- the electric starter 5 of the thermal engine 4 is powered by a battery 15 able to be recharged when the thermal engine 4 is running.
- An indicator 16 of the charge level of the battery 15 is provided.
- This charge level indicator 16 may be formed by a member, such as a load level measuring sensor, i.e. a charging or discharging characteristic or a voltage across the battery. This measurement information can be sent to the control unit 11 described hereinafter.
- this indicator 16 of the charge level of the battery 15 may be formed by a module integrated in the control unit.
- the actuation of the starter 5 of the thermal engine 4 in the direction of a starting of the thermal engine 4 can be realized, in the example shown, with the aid of two actuating members 61, 62 which are provided at each once, in the form of a button whose depression allows the sending of an electrical signal to the starter. The position of these actuators will be described below.
- the nacelle 1 further comprises a platform 8 on which the operator wishing to work in elevation can take place.
- This platform 8 which includes a floor and a guardrail surrounding the floor is equipped with a control panel 10 with control (s) 26 in a manner known per se.
- control panel 10 The detail of this control panel 10 will be provided below.
- the nacelle 1 further comprises means 9 of elevation of the platform 8 relative to the frame 2.
- elevation means 9 comprise a lifting arm 91 disposed between a zone 30 of connection to the platform 8 and the frame 2.
- This lifting arm 91 may be formed of one or more arm sections articulated to each other as in the example shown.
- This arm can be a telescopic or non-telescopic arm.
- the nacelle For the passage from the low position to the high position of the arm, the nacelle comprises a hydraulic pump 23 coupled to the thermal engine 4 and hydraulic actuators, in this case cylinders 22 arranged between the arm and the frame, and between the sections of arms when the arm is in different sections.
- These cylinders 22 are supplied with hydraulic fluid by means of the hydraulic pump 23 via a hydraulic distributor 24 whose movement is controlled by means of signals supplied from said control unit 11 described below.
- Sensors 32 may be arranged at the jacks and can identify the position of the cylinder piston and consequently the high or low position of the lifting arm 91. These sensors 32 can still be arranged at each end stop running on the arm and embodying the low position of the arm. The data of these position sensors 32 representative of the position of the arm can be addressed to the control unit 11 which will be described below.
- the low position of the arm, as shown in Figure 3, in which the arm is lowered to the maximum and folded, and the platform 8 is located near the ground, is called the transport configuration of the nacelle, while the position upper arm, as shown in Figure 4, wherein the lifting arm 91 is deployed and the platform 8 is away from the ground, is called the working configuration of the nacelle.
- the position sensors 32 are therefore able to detect at least the working configuration of the platform 1 and to send these data to the control unit 11.
- the transport configuration of the nacelle corresponds in addition to the lowered position of the arm to the retracted position of the telescope.
- the nacelle 1 further comprises, as mentioned above, a driving unit 11.
- Said control unit 11 is in the form of an electronic and computer system which comprises for example a microprocessor and a working memory.
- the control unit may be in the form of a programmable controller.
- the described functions and steps can be implemented as a computer program or via hardware components (eg programmable gate networks).
- the functions and steps operated by the control unit or its modules can be realized by sets of instructions or computer modules implemented in a processor or controller or can be realized by dedicated electronic components or components of the FPGA or ASIC. It is also possible to combine computer parts and electronic parts.
- the unit or means or modules of said unit are configured to perform a given operation, it means that the unit comprises computer instructions and the corresponding execution means which make it possible to perform said operation and / or that the unit includes corresponding electronic components.
- This control unit 11 is able to receive input data and to deliver output data.
- This control unit 11 is configured to control the elevation means 9, and preferably the displacement means 3, according to the data provided by the control panel 10 disposed on the platform.
- the nacelle comprises in addition to the console 10 of control, a control station 27 mounted on the chassis and called station 27 ground control.
- This second control station 27 can assist an operator in difficulty on the platform and perform operations on the nacelle without having to climb on the platform 8.
- the nacelle 1 further comprises a device for energizing the control unit 11.
- This power-up member 7 is able to go from an inactive state to an active state and vice versa.
- This organ 7 for energizing the nacelle is here in the form of a contact key disposed at the control station 27 of the frame 2.
- This key is a rotary key able to go through rotation from an inactive state to an active state and vice versa. The transition to the active position of the key ensures powering at least the control unit 11.
- This ground control station 27 is also equipped with one of the actuating members of the starter 5 as described above.
- This actuator member 61 of the starter 5 is here formed by a simple start button.
- This ground control station 27 can still be equipped with controls for moving the arm and the chassis.
- the control unit 11 is also configured to control the elevation means 9 and the displacement means 3 according to the data provided by the ground control station 27.
- This ground control station 27 is also equipped with an activatable / deactivatable cold start control member 18 of the thermal engine 4.
- This member 18 is in the form of a button that can be activated by manual activation and can be deactivated automatically either after a predetermined activation period or when, for example, the temperature of the oil of one of the circuits hydraulic means such as the oil of the elevation means circuits or displacement means reaches a predetermined temperature.
- This cold control member 18 allows the operator to know when the nacelle 1 is able to operate optimally at the level of the engine 4 thermal.
- a module 19 for determining the activated state of the cold start control member 18 is provided at the level of the control unit 11. This module allows the control unit 11 to have information relating to the activated state of the cold start control member 18.
- the control panel 10 is equipped, meanwhile, the second member 62 for actuating the starter 5 of the engine 4 thermal.
- This actuator 62 of the starter 5 of the thermal engine 4 can be used, for example, during a cold start of the engine or after a stop triggered following the actuation of an emergency stop button equipping the console, the actuation of said stop button generating the shutdown of the engine and the power failure of a large number of electrical devices equipping the nacelle.
- the control panel 10 further comprises one or more controls 26 in the form of levers also called joysticks. It is understood that a command may comprise several control members.
- the at least one control 26 comprises a control of at least the elevation means 9 for controlling the elevation of the platform 8 by means of the thermal motor 4. It can be provided that the control or commands 26 comprise only a control of the elevation means 9, or a control of the elevation means 9 of the platform 8 and a control of the displacement means 3 for controlling the displacement of the wheels. It is thus possible, from the control console, to control only the lifting of the arm, or lifting and moving the machine on the ground.
- the number of levers can be variable.
- first lever for actuating the lifting of the lifting arm 91
- second lever for the forward / reverse control of the rolling frame
- third lever for the rotation control of the turret. All the movements of these levers can be measured by transducers and supplied to the control unit 11 in the form of electrical signals. Alternatively, the second and third levers can be removed.
- control means 9 of elevation of the platform and means 3 of displacement on the ground of the frame can be operated using a same lever.
- the platform 8 also comprises a member 12 for activating / inactivating at least the control 26 of the elevation means 9 of the platform present on the control panel. In the remainder of the description, reference is made by way of simplification to the activation / inactivation member 12.
- said activation / deactivation member 12 not only makes it possible to activate / inactivate at least the control of the platform elevation means 9, but also to activate / deactivate the control of the displacement means 3 at the same time. chassis floor when this command is present on the control panel.
- This member 12 for activating / inactivating at least the control 26 of the elevating means 9 and possibly the control of the means 3 for moving the chassis to the ground when it is present, is mounted movably between an inactive position.
- the or controls 26 of the control panel 10 that is to say at least the control 26 of the elevation means 9 or at least the control 26 of the elevation means 9 and the control 26 of the means 3 of movement on the ground of the chassis, are deactivated or inactive, and an active position in which the command 26 or control panel 10, that is to say, again, at least the control 26 means 9 of raising or at least the control 26 of the elevation means 9 and the control 26 of the means 3 for moving the chassis on the ground, are activated or active.
- deactivated it is meant that an action of the operator on the command or commands has no effect, the command order not being transmitted to the driving unit 11. Conversely, by activated, it is meant that an action of the operation on the command or commands is adapted to be transmitted to the control unit 11.
- This activation / inactivation member 12 is equipped with return means 13 in the inactive position and is able to move from the inactive position to the active position under the action of a thrust exerted on said activation / deactivation member 12. against the means 13 recall.
- return means 13 may be formed by a spring or by any other elastically deformable means.
- the activation / inactivation member 12 is a foot pedal carried by the platform 8. This pedal is disposed on the floor of the platform 8 away from the control panel 10 which is placed at height hands of the operator.
- This pedal is equipped with an indicator 14 of the active or inactive position of the pedal, the position data of said indicator being transmitted to the driving unit 11.
- This indicator 14 of the active or inactive position can be formed by a simple contactor disposed on the pedal or by a transducer able to measure the displacement of the pedal and to provide an indication of said movement of the pedal to the control unit in form. of electrical signals.
- the nacelle further comprises means 31 for transmitting a sound signal, such as a siren, and / or means for transmitting a light signal, such as a flashing light, as in the example shown .
- a sound signal such as a siren
- a light signal such as a flashing light
- control unit 11 is therefore able to receive input data that can notably be logic information for starting, stopping, extinguishing, lighting, lifting. or measurements from the sensors and outputting data which may be control commands for the actuators, indicative information, lights or the like, these input and output data being a function of the operation mode of the nacelle .
- the control unit 11 is configured to cause the thermal motor 4 to be switched off, that is to say, to cause, in the activated state of the member 7 for powering up and in the started state of the thermal motor 4, a thermal motor 4 shutdown with the energizing member 7 remaining activated and in this mode of operation, called the economic operating mode, once the thermal motor 4 stopped under power, the control unit is configured to control the start of the thermal engine 4 by means of the activation / deactivation member 12 without actuating the actuating members 61 and 62 of the starter. When the motor is switched off, the power supply of the control unit is retained. The starting is effected by passage of the member 12 of activation / inactivation of the inactive position to the active position.
- step S30 the steps for starting the thermal motor 4 using the activation / inactivation member 12 are summarized in FIG. 7 and may comprise a step S30 during which the activation / deactivation member 12 is activated. , that is to say, moved from the inactive position to the active position, in step S31 it is checked if the operating mode is indeed the economical operating mode and if the thermal motor 4 is turned off under tension.
- the economy mode of operation can be activated by default when the engine is first started when the engine is first started, or can be activated by means of a mode selection button located at the control station. control on the ground or at the control console. It can also be provided two economic mode activation means one at the control console, the other at the control station.
- step S32 it is checked whether the cover 28 is closed. If the hood is closed then the heat engine is started in step S33, and in step S34 the means for transmitting sound and light signals that may have been activated when the engine is switched off are extinguished.
- control unit 11 is configured to cause the thermal motor 4 to shut down.
- the nacelle thus comprises means for establishing a request to activate the shutdown under tension of the engine from the vehicle biasing criteria, and the control unit 11 is configured to control this stop under tension when the request is made.
- solicitation criteria are chosen, as the description below illustrates, in the group comprising at least:
- a criterion representative of the deactivation of the electricity generator a criterion representative of the nacelle in working configuration
- a criterion representative of the presence of an operator on the platform a criterion representative of the position of the organ activation / inactivation
- the criterion relating to the deactivation of the start control device and the criterion relating to the deactivation of the electricity generator can be deleted.
- the control unit is therefore configured for, in the working configuration of the nacelle, in the activated state of the economical operating mode, to command the stopping of the power of the thermal motor 4 at least according to the data provided by the indicator 14 the position of the activation / inactivation member 12, the control unit being configured to control the stopping of the engine under voltage, at least if the activation / inactivation member is in the inactive position.
- control unit is configured, in the working configuration of the nacelle, to the activated state of the economical operating mode, to command the stopping of the power of the thermal motor 4 at least as a function of the present state or absent determined by the presence determination module 17, the control unit being configured to control the power down of the engine at least if the present state is detected.
- This presence determination module 17 disposed at the control unit is configured to check that the last instructions received for the control of the motor or the lifting arm emanate from the control panel.
- control unit is configured for, in platform work configuration, in the activated state of the economic operating mode, to command the power off of the thermal engine 4 according to the on / off state of the engine. cold engine control unit 18 of the heat engine, the control unit being configured to control the power off of the thermal engine 4 at least if the control member 18 is in the deactivated state.
- control unit is configured for, in the work configuration of the nacelle, in the activated state of the economic operating mode, to command the switch-off of the thermal motor 4 at least according to the state open / closed hood 28 detected by the detector 29 and supplied to the control unit, the control unit being configured to control the power off at least if the hood is in the closed state.
- control unit is jammed to, in the working configuration of the nacelle, in the activated state of the economic operating mode, control the power off of the thermal motor 4 at least according to the data provided. by the power generator on / off state determining module 21, the driving unit being configured to control the power-down at least if the power generator is in the off state.
- this economic operating mode is an activatable / deactivatable operating mode, that this operating mode is activated.
- the activation can take place automatically after power-up and first start of the motor. It can also be controlled by the operator with the help of a button.
- this on / off is a function of the battery charge level and the economy mode of operation may be disabled when the charge level of the battery provided by the charge level indicator 16 is insufficient.
- step S1 the nacelle is energized by actuation of the power-on member 7 and the motor is started using one of the actuator members 61, 62 for actuating the starter.
- step S2 a verification test of the activation of the economic operating mode is performed. If the operating mode is activated, it means that it may have remained activated following a previous operation of the nacelle. If this is not the case, this economical mode of operation can be manually activated by the operator in step S3 by actuating a button.
- a step S4 it is checked whether a first start has been requested since the power was turned on. If a first start has already been made, a time delay is set up in step S5 and in step S6, once the time has ended, the battery charge level that is taken before starting is compared with a threshold value. . If this level of battery charge is less than 90%, then it is tested whether the battery charge level before startup is greater than 70% in a step S7. If this is not the case, the economic mode of operation is deactivated in a step S9. If the battery charge level is greater than 70%, a delay is introduced in step S8 which makes it possible, due to the operation of the motor, to increase the battery charge level.
- step S10 if the cold start command is deactivated
- step S11 if the generator is deactivated
- step S12 if the working configuration is activated
- step S13 if the presence on the platform is confirmed,
- step S14 if the hood is closed, and in step S15, if the activation / inactivation member 12 is in the inactive position,
- step S16 the motor stop under voltage is controlled by the control unit in step S16.
- step S16 Once the engine stopping power obtained in step S16, in this economical mode of operation, a start of the engine can be obtained by implementing steps S30 to S34 of Figure 7 as described above.
- step S17 it is tested whether the economy mode is activated and if the motor is stopped under tension. If the test is positive, go to step S18 in which the charge level of the battery is tested using the indicator 16 of charge level. If this level of charge is greater than 70%, then in a step S19, the means for transmitting sound and / or light signals are activated to indicate to the operator that the battery is being discharged.
- step S20 the battery charge level is again tested. If this load level is less than 50%, then in a step S21, it is checked whether the lift arm is in working configuration and, in a step S22, if an operator is present on the platform and in step S23 if the engine hood is closed.
- step S24 the level or the frequency of emissions of sound and / or light signals is increased and in step S25 an automatic start of the engine is performed.
- step S26 it is tested whether the engine has started. If this is the case, in a step S27, the means for transmitting sound and / or light signals are deactivated.
- the cycle of steps S10 to S16, as described in FIG. 6, leading to a motor stop under voltage can be performed again as soon as the battery charge level is sufficient.
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Chemical & Material Sciences (AREA)
- Geology (AREA)
- Transportation (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Vehicle Step Arrangements And Article Storage (AREA)
- Wind Motors (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1851340A FR3078062B1 (fr) | 2018-02-16 | 2018-02-16 | Nacelle elevatrice pour l'elevation de personnes et le travail en hauteur desdites personnes |
PCT/FR2019/050338 WO2019158869A1 (fr) | 2018-02-16 | 2019-02-15 | Nacelle élévatrice pour l'élévation de personnes et le travail en hauteur desdites personnes |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3752447A1 true EP3752447A1 (fr) | 2020-12-23 |
Family
ID=63143183
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19710748.5A Withdrawn EP3752447A1 (fr) | 2018-02-16 | 2019-02-15 | Nacelle élévatrice pour l'élévation de personnes et le travail en hauteur desdites personnes |
Country Status (5)
Country | Link |
---|---|
US (1) | US11180354B2 (fr) |
EP (1) | EP3752447A1 (fr) |
CA (1) | CA3088573A1 (fr) |
FR (1) | FR3078062B1 (fr) |
WO (1) | WO2019158869A1 (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3080594B1 (fr) * | 2018-04-26 | 2020-06-19 | Manitou Bf | Engin roulant equipe d'une fonctionnalite d'arret automatique du moteur thermique et procede d'optimisation des conditions d'arret d'un tel engin |
WO2021041708A1 (fr) * | 2019-08-28 | 2021-03-04 | Oshkosh Corporation | Système antichute |
US11919756B2 (en) * | 2020-02-04 | 2024-03-05 | Xtreme Manufacturing, Llc | Aerial work vehicle boom auxiliary control panel |
US20210238021A1 (en) * | 2020-02-04 | 2021-08-05 | Xtreme Manufacturing, Llc | Aerial work vehicle auxiliary wireless control device |
USD981075S1 (en) * | 2020-05-22 | 2023-03-14 | Jiangsu Xcmg Construction Machinery Research Institute Ltd. | Aerial platform truck |
FR3130263B1 (fr) | 2021-12-09 | 2023-11-03 | Manitou Bf | Nacelle élévatrice pour le travail en élévation de personne |
US20240328115A1 (en) * | 2023-03-27 | 2024-10-03 | Caterpillar Inc. | Automatic work machine condition monitoring and control module |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4762199A (en) * | 1985-06-01 | 1988-08-09 | Hi-Ranger, Inc. | Aerial lift including fiber optics boom control |
JPH04121999A (ja) | 1990-09-12 | 1992-04-22 | Mitsubishi Electric Corp | X線装置用高圧電源装置 |
JPH04121999U (ja) * | 1991-04-12 | 1992-10-30 | 株式会社アイチコーポレーシヨン | 高所作業機の始動・停止制御装置 |
US6789519B1 (en) * | 2003-06-12 | 2004-09-14 | International Truck Intellectual Property Company, Llc | Remote engine stop/start system with backup motor control |
FR2859718B1 (fr) * | 2003-09-15 | 2006-12-08 | Egi | Un vehicule elevateur de personne et sa nacelle |
CN105804875B (zh) * | 2016-04-18 | 2019-09-03 | 湖南五新隧道智能装备股份有限公司 | 一种发动机远程启停控制系统及高空作业车 |
US10448628B2 (en) * | 2017-03-27 | 2019-10-22 | Cnh Industrial America Llc | Electronic start system for an agricultural machine |
-
2018
- 2018-02-16 FR FR1851340A patent/FR3078062B1/fr active Active
-
2019
- 2019-02-15 EP EP19710748.5A patent/EP3752447A1/fr not_active Withdrawn
- 2019-02-15 US US16/965,508 patent/US11180354B2/en active Active
- 2019-02-15 CA CA3088573A patent/CA3088573A1/fr active Pending
- 2019-02-15 WO PCT/FR2019/050338 patent/WO2019158869A1/fr unknown
Also Published As
Publication number | Publication date |
---|---|
US11180354B2 (en) | 2021-11-23 |
WO2019158869A1 (fr) | 2019-08-22 |
FR3078062B1 (fr) | 2020-02-21 |
US20210078844A1 (en) | 2021-03-18 |
FR3078062A1 (fr) | 2019-08-23 |
CA3088573A1 (fr) | 2019-08-22 |
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