Summary of the invention
In view of this, the invention provides a kind of limiter of moment human-computer interface system, utilizing angular transducer that each degree of crane arm support is changed gathers and makes each the degree hoisting crane picture that collects be presented on the telltale, present dynamic hoisting crane picture thereby be implemented on the read out instrument of man-machine interface, make man-machine interface hommization more.
To achieve these goals, the invention provides following scheme:
A kind of hoisting crane limiter of moment human-computer interface system comprises:
Angular transducer is installed in the jib root center of described hoisting crane, is used to detect the change angle of described crane arm support, produces the signal of this change angle of indication;
Control setup, link to each other with described angular transducer, be used to obtain the signal of described indication change angle, be converted to actual angle, and, the cooresponding picture of described actual angle is shown according to the corresponding relation of predefined angle with the picture of indication crane operating status.
Preferably, in the said system, described control setup comprises main frame, signal transmission unit and telltale, wherein:
Described main frame obtains the signal of described indication change angle, and is converted to actual angle;
Described signal transmission unit will indicate the information transfer of described actual angle to described telltale;
Described telltale shows the cooresponding picture of described actual angle according to the corresponding relation of predefined angle with the picture of indication crane operating status.
Preferably, in the said system, described controller also comprises load percentum bar shaped post background colour filler cells, be used to obtain the load percentum information of the load transducer collection that is arranged on the described hoisting crane, the load percentum information that indication display is corresponding different is with the load percentum bar shaped column filling different colours of indication Crane Load situation.
Preferably, in the said system, when described load percentum was not more than 90%, load percentum bar shaped column filling color was green; In the time of between the load percentum is in 90% and 100%, load percentum bar shaped column filling color is yellow and described yellow area flicker; When the load percentum was not less than 100%, load percentum bar shaped column filling color was red and described red flicker area flicker.
Preferably, in the said system, described controller also comprises the actual load test cell, and whether the annunciator that is used to detect described limiter of moment is working properly, and testing result is offered the operator.
Preferably, in the said system, described controller also comprises data logger, and overload of described data logger record and faulty condition are used for overload and failure analysis.
Preferably, in the said system, the signal of described change angle is the current mode signal.
Preferably, in the said system, described current mode signal is 4-20mA.
Preferably, in the said system, described signal transmission unit is the RS485 communication interface.
Technique scheme has following advantage:
In advance each degree of the jib of hoisting crane being changed picture in the limiter of moment human-computer interface system provided by the invention all makes, the angular transducer that is arranged on crane arm support root center detects the change angle of jib at any time, and send cooresponding change angle electric signal, the limiter of moment main frame receives the change angle electric signal and is converted into actual angle, actual angle is transferred to telltale, telltale shows the pairing hoisting crane picture of actual angle according to the actual angle that receives, thereby realized the dynamic demonstration of hoisting crane picture on man-machine interface, made man-machine interface hommization more.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
The embodiment of the invention discloses a kind of hoisting crane limiter of moment human-computer interface system, as shown in Figure 1, comprise angular transducer 101, main frame 103, signal transmission unit 102 and telltale 104, wherein:
Angular transducer 101 is installed in the center of crane arm support root, detect the crane arm support change angle in real time, and the change angle electric signal that detection obtains transmitted by signal transmission unit 102, the change angle electric signal is 4-20mA, the main frame 103 of limiter of moment is converted into digital quantity signal with the change angle electric signal that receives, be converted into actual angle signal, actual angle signal is transferred to telltale 104 by signal transmission unit, and the picture of 104 pairs of hoisting cranes of telltale shows in real time.
The variation of each angle of crane arm support, the picture of the mode of operation of hoisting crane is inequality, the operating range of crane arm support is between the 30-80 degree, so prior each angle with hoisting crane changes pairing picture making and comes out, show pairing picture telltale 104 Rigens according to the variation of jib angle, thereby make the dynamic demonstration that can realize the hoisting crane picture on the limiter of moment, make the demonstration hommization more of limiter of moment.
The working process of the hoisting crane limiter of moment human-computer interface system that embodiment provides is as follows:
After the normal startup of telltale, detecting unit in the hoisting crane limiter of moment human-computer interface system carries out self check to main frame, buzzer phone, 485 communications, CAN communication and the various kinds of sensors of limiter of moment, the self check interface as shown in Figure 2, after showing when self check begins that " system detects; please wait a moment ... " self check state finishes, described demonstration disappears, if self-detection result is normal, then self check interface display " system is normal " enters " work information preservation " interface after 3 seconds, as shown in Figure 4; If self check have fault then interface display " failure code " failure code button be red display, and follow the 1Hz frequency scintillation, take place as a plurality of faults are arranged simultaneously, then the highest failure code of display priority; After having detected fault, the while buzzer call, " quiet " and " fault inquiry " button appears, pressed mute button 20 seconds, can eliminate buzzer call, enter " main interface " interface after 10 seconds, when if system does not detect fault and mistake, telltale enters the work information interface as shown in Figure 3, after condition indicator is provided with unit starting, can the work information of hoisting crane be provided with, multiplying power is provided with the unit multiplying power is provided with, last start-up control unit, realize that hoisting crane limiter of moment human-computer interface system enters mode of operation, the angular transducer that is installed in crane arm support root center detects the crane arm support change angle in real time, and the change angle sensing electric signal that detection obtains transmitted by signal transmission unit 102, change angle sensing electric signal is 4-20mA, the main frame 103 of limiter of moment is converted into digital quantity signal with the change angle sensing electric signal that receives, be converted into actual angle signal, actual angle signal is transferred to telltale 104 by signal transmission unit, and the picture of 104 pairs of hoisting cranes of telltale shows in real time.
Hoisting crane limiter of moment human-computer interface system is being carried out operating mode when being provided with, the work information interface as shown in Figure 3, the component information table of xxx operating mode code table for selecting to be provided with, as " principal arm operating mode code table ", the numbering of table (xxxxxxx) expression operating mode table, (1/4) current first page of being in the operating mode table that is numbered xxxxxxx of expression always has 4 pages.When system powers on, automatically operating mode code, the multiplying power with last time accesses demonstration, access operating mode table and highlight or inverse simultaneously and show this operating mode code column, change by " selection operating mode " as the current working code, also must access cooresponding operating mode table and highlight or inverse and show this operating mode column, current multiplying power can be changed by " multiplying power setting ", but can not be greater than allowing multiplying power." cancellation " button in the accompanying drawing 3, press and to enter " main interface ", button " sky ", " returning ", " on turn over ", " turn over down ', " " sky ", can carry out page turning this moment to the operating mode table, so that the operator watches more contents of this operating mode table, if have only one page in this operating mode table, show promptly (1/1) that then above-mentioned button operation is inoperative.Select the operating mode button, then enter operating mode and select the interface.Select multiplying power that button is set and then enter multiplying power the interface is set, press acknowledgement key and select " current working code and multiplying power setting ", and enter operating mode and preserve the interface.
Work information is preserved the interface as shown in Figure 4, button is returned in selection can enter operating mode selection page or leaf, expression current working code is (0011000) in the accompanying drawing 4, multiplying power is (8), selecting to preserve then current operating mode code and the multiplying power of button preserves, and operating mode code and multiplying power be arranged to current working, and enter " main interface ".
Work information in the hoisting crane limiter of moment human-computer interface system is provided with the unit to carry out the operating mode setting and comprise: select winch, select the jib array configuration, select the selection of hoisting crane principal arm brachium, counterweight is selected behind the hoisting crane.Multiplying power in the hoisting crane limiter of moment human-computer interface system is provided with the unit multiplying power is provided with, and the multiplying power setting must not be greater than 32.
Above-mentioned limiter of moment human-computer interface system also comprises load percentum bar shaped post background colour filler cells, the load percentum is a ratio of actual measurement weight (AMW) and Maximum Loading Capacity, form with the bar shaped post on the man-machine interface master interface shows, the present invention has increased background colour on existing basis, as shown in Figure 5, main interface indicates " red ", " Huang ", the zone of " green " word is respectively red area, yellow area and green area, and background colour is by light green, cream-yellow and pale red segmentation are formed, load ratio is green the filling less than 90, load ratio is greater than 90 less than 100, and yellow is filled and carried out area flicker simultaneously, reminds operator's hoisting crane to enter alert status, load ratio is greater than 100, the red filling, red area flicker simultaneously reminds operator's hoisting crane to enter alarm condition.
The load transducer that is arranged on the hoisting crane advances to measure to Crane Load, and send load signal, main frame 103 receives the detected load signal of load transducer, and be converted into load percentum signal, and load percentum signal is transferred to load percentum bar shaped post background colour filler cells, load percentum background colour filler cells carries out background colour according to the load percentum fills, and telltale 104 shows the load percentum bar shaped post of filling background colour.
Above-mentioned described limiter of moment human-computer interface system also comprises service unit, the operator can be at the enterprising line operate of service interface, services selection interface scheme drawing as shown in Figure 6, can enter the error code query interface (as shown in Figure 7) of system by service unit, I/O interface (as shown in Figure 8), the system information page or leaf, the speech selection page or leaf, telltale is provided with page or leaf, hoisting crane parameter interface (as shown in Figure 9), the debugging interface, analog quantity parameter is provided with interface (as shown in figure 10), the relay parameter is provided with interface (as shown in figure 11) signal interface, data logger is handled the interface, carries out corresponding process operations.As debug that the interface is carried out the hoisting crane parameter, demarcated various sensors, relay is provided with etc.; Can carry out Chinese and English selection etc. as the speech selection interface.
Above-mentioned limiter of moment human-computer interface system also comprises the actual load test cell, whether described actual load test cell is used to detect the annunciator of described limiter of moment working properly, when overload crane, the annunciator in the limiter of moment human-computer interface system carries out sound and light alarm.
In real work, if during the combined aural and visual alarm cisco unity malfunction, when overload crane, just there is not acousto-optic to remind so to the operator, this is the dangerous and not enough hommization of comparison for crane operation, the actual load test cell that the present invention is provided with, before actual crane lifting service, the operator imports one to playing the estimation variable of weight, actual load test cell in the limiter of moment system will be tested being played weight, can calculate and more whether overload according to the hoisting capacity of the current working of limiter of moment system and input, thereby whether the annunciator that detects the limiter of moment human-computer interface system be working properly.
Early warning, warning and fault when taking place in limiter of moment, sound and light alarm appears in the capital, buzzer siren in the warning device of limiter of moment can be followed buzzing, mode with sound is reminded the operator, early warning can be short ring, and warning or fault pipe for continuing, and intensity of sound is 80 decibels, on the man-machine interface of limiter of moment, can occur corresponding load percentum bar shaped post background colour simultaneously and fill caution, remind the operator.
Above-mentioned described limiter of moment human-computer interface system also comprises the loadmeter query unit, can carry out the operating mode inquiry.
Above-mentioned limiter of moment human-computer interface system also comprises data logger, can write down overload and faulty condition, data logger can write down 60 records altogether, wherein 30 are recorded as 30 up-to-date overload records of crawler crane, and the overload record comprises: data number, generation event description, time of origin, operating mode code, multiplying power, work range, actual load-carrying, maximum gross, load-carrying percentum and safety relay state.Other 30 up-to-date 30 failure records that are recorded as limiter of moment, failure record comprises: data number, time of origin, failure identification, failure modes and faulty channel.These records can be transferred on the man-machine interface by the RS485 communication interface, and after hoisting crane generation safety misadventure, the data logging that can access in the data logger is analyzed.
The dynamic demonstration of hoisting crane picture and the art designing of load percentum; make that the man-machine interface of limiter of moment is better alternately; show perfection more, the further people of the detection of sound and light alarm has improved the safety guard-safeguard work of hoisting crane, and data logger provides lot of data for ex-post analysis.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.