CN104310225A - Safety control device for building hoisting machinery - Google Patents
Safety control device for building hoisting machinery Download PDFInfo
- Publication number
- CN104310225A CN104310225A CN201410408671.1A CN201410408671A CN104310225A CN 104310225 A CN104310225 A CN 104310225A CN 201410408671 A CN201410408671 A CN 201410408671A CN 104310225 A CN104310225 A CN 104310225A
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- China
- Prior art keywords
- hoisting machinery
- face recognition
- safety control
- relay
- recognition machine
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Stored Programmes (AREA)
Abstract
A safety control device for building hoisting machinery is disclosed. The safety control device is characterized in that: the safety control device comprises a face recognition machine, a relay and an elevator jerk button; the face recognition machine is connected to an AC 220V power supply through a 12 V stabilized voltage supply; the coil end of the relay is in tandem connection with PIN4 and PIN5 ports of the face recognition machine and is then connected to a 12V DC power supply; and the contact switch end of the relay is in tandem connection with the elevator jerk button and is then connected to an AC power supply. According to the safety control device, starting of the building hoisting machinery is controlled by utilization of the face recognition machine; and workers for special operation in a wide area network environment begin to work after "face recognition", thus avoiding the phenomena of working without a license, and preventing random starting of the building hosting machinery. Remote supervision of the control device can be achieved. Supervision departments of different levels can check face on-site recognition records in real time through the network. Standard management of the special operation of the building hoisting machinery is achieved. Safety operation of the special operation of the building hoisting machinery is ensured. The quality security control level in a building construction site is increased.
Description
Technical field
The present invention adopts the safety of Information Technology Improving special mechanical equipment operating, devises a kind of construction hoisting machinery safety control based on recognition of face mechanism, belongs to construction safety applied technical field.
Background technology
Construction hoisting machinery is widely used in current construction site, in building operation, played indispensable effect.Along with the development of science and technology, construction hoisting machinery is also constantly being innovated and is improving recent decades, and its performance progressively promotes, and function is day by day powerful, and operation also becomes increasingly complex, and the requirement for operating personal is also improving always.In recent years because of construction hoisting machinery operating personal improper operation cause special serious accident time have report, therefore obtain construction hoisting machinery job that requires special skills qualification through system, regular training by examination, operation construction hoisting machinery of taking appointment with certificate is the necessary guarantee of building ground safety in production.But it is lack of standardization often to there is unit in charge of construction's personal management in real camp site, and safety manager supervises the situations such as area is excessive, technological means is not enough per capita, be difficult to accomplish effective supervision to the operating personal of construction hoisting machinery, so how to guarantee that the practical operation personnel of construction hoisting machinery possess qualification, it is current Focal point and difficult point urgently to be resolved hurrily.
Summary of the invention
Object of the present invention will overcome the above problems exactly, a kind of construction hoisting machinery safety control based on " recognition of face " is provided, force to take appointment with certificate by this device, camp site construction hoisting machinery operating personal can be obtained to take appointment with certificate information before far-end computer.
Technical scheme of the present invention is achieved in that a kind of construction hoisting machinery safety control, is characterized in: it comprises human face recognition machine, relay, elevator scram button; Described human face recognition machine connects alternating current 220V power supply by 12V constant voltage power suspply, connects 12V direct supply after PIN4 and the PIN5 port of the line bag end serial connection human face recognition machine of relay, connects source of AC after the contact switch end serial connection elevator scram button of relay.
The present invention is the unlatching utilizing human face recognition machine to control construction hoisting machinery; Under realizing wan environment, special operation workers " brush face " is on duty, and must could open construction hoisting machinery by human face recognition machine registration of personnel, other people do not drive machine; Management construction hoisting machinery special operation workers is taken appointment with certificate situation; Stop to go on duty without relative certificate, prevent from arbitrarily opening construction hoisting machinery.Realize the controlling machine remote supervisory of construction hoisting machinery job that requires special skills, by network, supervision department at different levels can check that building site construction hoisting machinery is installed at any time, operate, safeguards, dismantles on-the-spot recognition of face (taking appointment with certificate) record of personnel, realize the standardized administration of construction hoisting machinery job that requires special skills, guarantee the safe in operation of construction hoisting machinery job that requires special skills, improve the supervision of quality safety level of construction site.
Accompanying drawing explanation
Fig. 1 is network architecture diagram of the present invention.
Fig. 2 is human face recognition machine and construction hoisting machinery circuit connection diagram.
Fig. 3 is that human face recognition machine and construction hoisting machinery are constructed interconnecting wiring diagram.
Fig. 4 is composition structure collectivity block diagram of the present invention.
Fig. 5 is camera image harvester Organization Chart.
Fig. 6 is the structured flowchart of S3C2440A treater of the present invention.
Tu7Shi center operation control module S3C2440A treater is connected block diagram with the circuit of each module.
Fig. 8 is K4S561632 chip interface circuit schematic diagram.
Fig. 9 is K9F1208 chip space resource allocation conditions figure.
Figure 10 is K9F1208 chip interface circuit schematic diagram.
Figure 11 is supervisory keyboard and LED light circuit design drawing.
Figure 12 is LCD display module connection diagram.
Figure 13 is USB interface hardware circuit diagram.
Figure 14 is image acquisition diagram of circuit.
Detailed description of the invention
As seen from Figure 1, workflow of the present invention is: before construction hoisting machinery starts, terminal device prioritizes of the present invention starts, and gather the face feature information of current operation personnel, human face recognition machine is to Information Compression encryption and to the Data Analysis Services received, the personnel's face obtaining qualification certificates afterwards and is compared certification, record comparison result, if comparison success, accredited personnel's name is quoted after several seconds, then allow the follow-up startup to construction hoisting machinery of operating personal and operation, if comparison failure, stoped all operations of operating personal by the mode of shielding construction hoisting machinery control desk, and in time by information feed back to supervision department and associated construction, supervisor, realize fast, accurately, scientific management and control.Final terminal construction hoisting machinery start after still can durations carry out recognition of face, to realize the Real-Time Monitoring of taking appointment with certificate to construction hoisting machinery operating personal, guarantee data on duty authenticity and can retrospective be chased after.Operation, the peace of construction hoisting machinery are torn open, repair and maintenance process will retain the record on duty of accredited personnel, and supervision department, enterprise can long-rangely at any time check.
One, construction hoisting machinery safety control circuit layout
The recognition of face record of construction hoisting machinery can be uploaded in real time, and possess the ability of telemanagement, human face recognition machine network function is as follows: synchronous apparatus time, remote reboot equipment, obtain facility information, update the equipment WebIP and port, firmware updating, personnel add and delete, record is deleted, recognition of face record is with scene photograph.
Face recognition machine is utilized to control the unlatching of construction hoisting machinery, power-off is there will be when opening the door for some boxes and baskets, cause recognition of face tester in power-down state, shut and power up human face recognition machine behind the door and restart, human face recognition machine and the problem such as construction lifting equipment run up time is longer, the present invention increases ups power and relay, realizes automatic time delay and adds Electricity Functional (supporting more than 5 minutes).The compatible various construction hoisting machinery start-stop button voltage (110V-380V) of outer contact relay, ensures the startup that effectively can be controlled construction hoisting machinery at all kinds of construction hoisting machinery equipment by this relay.Relay coil adopts 12VDC input, and master cock can connect 110V, 220V, 380V control circuit, striking current 5A.Relay is arranged in construction hoisting machinery operator's station, fixed, and external connection ring signal line is connected to human face recognition machine; Contact control path is connected to the control button circuit of construction hoisting machinery, firm and reliable connection.
1, human face recognition machine and construction hoisting machinery circuit connection diagram are shown in Fig. 2
Connection description:
Left side 12VDC
+recognition of face electromechanical source can be adopted to export, for JZC-32F, the electric current of contact relay coil is 12V DC/320 Ω <0.04A(power 0.48W), very little on output load (rating horsepower 1A*12V=12W) impact of power supply, can ignore.
Right side connects the high-voltage control circuit (110V, 220V, 380V) of elevator.
2, human face recognition machine and construction hoisting machinery interconnecting wiring diagram of constructing is shown in Fig. 3
Construction wiring illustrates (to connect scram button):
After the total lock of construction hoisting machinery is closed, 220VAC line powering in construction hoisting machinery, human face recognition machine is started shooting, and before not carrying out recognition of face, relay contact does not connect, and construction hoisting machinery scram button is in off-state.
Operator (construction hoisting machinery driver) is after recognition of face is passed through, and human face recognition machine exports closure signal, relay contact closure, the circuit of construction hoisting machinery scram button is connected, and construction hoisting machinery just can normal running.
After the circuit connection of construction hoisting machinery scram button, master control coil is connected and is entered normal working: can start construction hoisting machinery after pressing construction hoisting machinery start button and run, press construction hoisting machinery emergent stopping after scram button, construction hoisting machinery just can normally work.
Two, construction hoisting machinery safety control design of hardware and software
1, device hardware design
As shown in Figure 4, in figure, arrow points shows the trend of data to the general frame of the present invention.The present invention functionally can be divided into six parts such as power module, camera module, center operation control module, input and output and display module, memory module, 3G/4G transport module.
2, power module design
Voltage required in the design has 5V and 3.3 V, and existing power supply is 12V direct current UPS uninterrupted power supply (UPS).Power module uses three terminal regulator 7805 that 12V is changed into 5V when designing, adopt adjustable output stabilized voltage device integrated LM317 to produce 3.3 V voltages.
3, camera module design
In the present invention, camera have employed the Vimicro camera of band USB interface, and its inside uses the OV511+ chip containing cmos sensor.The basic means that cmos sensor adopts light sensitive diode to catch as image, its principle is that light sensitive diode can produce outgoing current after accepting light and irradiating, and the intensity of electric current is corresponding with light intensity.In design, this camera is connected with center operation control module arm processor by USB interface, arm processor has selected linux system, need the USB drive program under this camera exploitation Linux for using in device, Vimicro(Vimicro) disclose the detailed technology data of camera chip, and the drive program of OV511+ chip has Open Source Code under Linux, development platform according to the present invention is modified, transplant, recompilate the driving that the operations such as kernel can complete camera.Camera image harvester framework asks for an interview Fig. 5:
4, center operation control module design
The present invention's S3C2440A treater that have selected based on ARM framework carries out the design of computing and control circuit.S3C2440A be Samsung release for hand-held and treater that is embedded device, based on ARM920T kernel, belong to ARM9 series of products, frequency of operation reaches as high as 400MHz, be made up of ARM9TDMI, MMU memory management unit (MMU) and high-speed cache three part, wherein MMU can managing virtual internal memory, high-speed cache is by independently 16KB address and 16KB data high-speed cache form, there are two coprocessor: CP14 and CP15 inside, CP14 is used for debugging control, and CP15 is used for memory system and controls and testing and control.The sheet internal and external resources of S3C2440A enrich, and mainly comprise: 1,1 lcd controller, support STN and TFT LCDs; 2,8 internal memory BANK addressable 128MB internal memories, support to start from Flash and NAND Flash; 3, iic bus interface, IIS audio coding interface, AC ' 97 addressable port on sheet; 4,10 touch screen interfaces of 8 passages; 5, exterior storage management (sdram controller and logic chip); 6, the UART of 3 passages, 4 DMA passages, support the transmission between memory I/O mouth; 7,2 USB host interface, 1 USB device interface, 2 SPI interfaces; 8, the compatible MMC agreement of SD card major joint, CAMERA interface; 9,16 WatchDog Timers, 130 universaling I/O ports and 24 exterior interrupt; 10, multi-mode managing electrical power box clock, can software exchange processor working frequency.The structured flowchart of S3C2440A treater is shown in Fig. 6.
Center of the present invention operation control module is connected block diagram with the circuit of other each module and sees Fig. 7.
5, memory module design
The present invention adopts the SDRAM of 64 MB, is made up of two panels K4S561632 chip, is operated in 32 bit patterns, separately has the NAND Flash of 64 MB, adopts K9F1208 chip.Wherein K4S561632 SDRAM chip a slice is made up of 4 bank, each bank is the matrix that a 2^9 row * 2^13 is capable, i.e. 4M space, and each space is 16, so the size of whole SDRAM is: 4M*16bit*4bank*2 sheet=512Mbit=64M byte, data width is 32bit.ADDR2 ~ the ADDR14 of chip is 13 A wires, and nSCAS is column selection signal, and time enable, 13 A wires provide column address; NSRAS is that row selects signal, gives row address for 9 time enable in 13 A wires; BA0 and BA1 is controlled by ADDR24 and ADDR25, carries out the selection of 4 bank; NWBE0 ~ nWBE3 is the selection signal of 4 bytes; NWE be write enable.Interface circuit schematic diagram is shown in Fig. 8.
K9F1208 chip carries the vital function of the bootstrap module BootLoader of memory system, linux system kernel, linux system file and application program, and space resources distribution condition concrete in the present invention asks for an interview Fig. 9.
In addition for guaranteeing that device is from outside NAND Flash(K9F1208 chip) load and start instead of the memory device of treater inside, S3C2440A treater is when pin configuration, NCON, GPG15 is needed to put logic low, GPG13, GPG14 put logic high, OM0 and OM1 also puts logic low, and the interface circuit schematic diagram of NAND Flash is shown in Figure 10.
6, input and output and display module design
In input and output and display module, device be input as supervisory keyboard input, export as LED light exports, also have LCD display module in addition, be explained in detail for the design of supervisory keyboard and LED light circuit and LCD display circuit respectively below.
The present invention is when key circuit and LED circuit design, employ GPIO multiplexing port, the function of GPIO port is set when device is initialized, initialized mode is the specific value of write in the GPxCON register that GPIO port is corresponding, be used to specify the function of the I/O pin under this port, in device, button is set as 6, and it is EINT0-EINT3, EINT11 and EINT19 that the pin that button connects is external interrupt input port, LED is set as 4, connects GPF4 to GPF7 respectively.Circuit layout as shown in figure 11.
Button adopts interrupt mode to be connected with center operation control module, and when button is not pressed, its interruptive port is logic high, not triggered interrupts, and when press wherein certain button time, corresponding interruptive port will become logic low, thus triggers corresponding interrupt processing.When in GPF4-GPF7, certain port is in logic high, corresponding LED is gone out, otherwise when being in low level, corresponding LED is lighted.
Display section of the present invention has selected 3.5 cun of LCD liquid crystal displays of NEC as display equipment, and this screen is with backlight and touch panel.In the technical materials of this screen, require input power, video data, LCD_PWREN signal, VM signal in the interface, VFRAME signal, VLINE signal and VCLK signal, read-out connects center operation control module by iic bus and realizes display, and screen also requires that input XM, XP, YM, YP signal realizes the control touched in addition.Center operation control module S3C2440A treater carries lcd controller, there is special interrupt interface (INT_FrSyn and INT_FiCnt), from internal memory, as video memory, can support that multiple horizontal screen display is shown in division subregion, above-mentioned selected display screen panel can be adapted to by clock programming.Display module interface connection diagram is shown in Figure 12.
7,3G/4G bulk Data Transfer Module
The S3C2440A treater that the present invention adopts is integrated with USB HOST controller, easily extensible connects all kinds of USB device, therefore can support the USB wireless Internet card (comprising the network formats such as TDSCDMA, WCDMA, CDMA2000, TD-LTE and FDD-LTE) of various network formats in theory, the network signal quality of each mobile operator, expenses standard and data transfer bandwidth demand can select flexibly according to concrete camp site.USB interface defines four signal line, wherein two responsible power supplies, and two other is responsible for the transmission of data, and USB HOST interface hardware circuitry as shown in figure 13.
Now in emerging AC580 wireless Internet card, introduce the bulk Data Transfer Module that device is described.AC580 wireless Internet card is the data card product based on CDMA2000 1X/EV-DO REVA network, USB interface is adopted to connect, support (SuSE) Linux OS, its transfer rate is that up (reverse link) is up to 1.8Mb/s, descending (forward link) the highest 3.1Mb/s, working frequency range is CDMA 800MHz.AC580 wireless Internet card is an All-in-One equipment, comprise CDROM, USBMASS Storage, USB Serial tri-part, by amendment Makefile and Kconfig, the drive source program compilation of above-mentioned three parts can be entered system kernel source code in the present invention, this card of surfing Internet is made directly by the USB HOST controller access that S3C2440A treater is integrated, can not need the chip outside plus.AC580 uses the MSM6085 baseband chip of Qualcomm, and this chip can simulate serial ports under USB, adds after to the support of ppp protocol, just can be completed the dial-up connection work of 3G network by Emulated Serial Ports when compiling system kernel.Be described in detail as follows: PPP dialing needs dial-up program and Dial Up script, that in the present invention, dial-up program is selected is PPP-2.4.1, by the chat that cross compile generates, pppd, pppdump, pppstats program file be added into system file system /usr/sbin catalogue under, Dial Up script and required file leave in file system /etc/ppp/ catalogue under: pap-secrets, chap-secrets, PPP-off, resolv.conf, chat-connect, / peers/cdma3g, wherein pap-secrets, chap secrcts is chap and pap authentication document, resolv.conf is name server configuration file, chat-connect is chat script, PPP-off is the script that rolls off the production line, cdma3g is pppd script, and the inside is configured with pppd program parameter.The program parameter of PPPd :/dev/ttyUSB0 Modem is on ttyUSBO; The speed of 115200 serial ports; Noipdefault does not use and specifies ip; Defaultroute adds default route; Scr " vnet.mobi " user name; Connect '/usr/sbin/chat-S-V-f/etc/ppp/cbat-connect ' calls chat program and uses chat-connect script.After generating Cramfs file system with mkcramfs instrument, PPP just can be utilized to dial and to realize 3G wireless network access function.8, man face image acquiring, compression and encryption
Image acquisition dispatches V4L(Video4Linux by built-in Linux operating system) and device driver complete collection.V4L is the basis of Linux image system and embedded image, is the one group of API supporting image documentation equipment in Linux kernel.In (SuSE) Linux OS, external device is managed by as device file, makes just to be transformed into operation to device file to the operation of external device.Collecting flowchart as shown in figure 14.
Concrete collecting flowchart is as follows: (1) opens collecting device, call function int open(constchar * pathname, int flags), if return of value is-1, represents and open failure, otherwise, represent open the filec descriptor of equipment.(2) reading device information, Ioctl(cam_fp, VIDIOC_QUERYCAP, & cap) function obtains the property parameters of device file and is stored in cap structure, and wherein cam_fp refers to the video equipment filec descriptor opened.(3) input mode of image is selected, by ioetl(cam_fp, VIDIOC_S_INPUT, & chan) input mode of function setup vision facilities, wherein the type of data structure of chan is V4L2 _ input, is used to specify the input mode of video.(4) form of frame of video is set, by ioctl(cam_fp, VIDIOC_S_FMT, & fmt) frame format of function setup video, wherein the type of data structure of fmt is V4L2_format, be used to specify the width of video, highly, pixel size etc.(5) reading video data, by read(cam_fp, g_yuv, YUV_SIZE) function, the deposit data of the first frame of shooting in g_yuv, wherein YUV_SIZE refers to the size of every frame data.(6) video equipment is closed, by close(cam_fp) function realizes the closedown of video equipment.According to diagram of circuit, corresponding operating is carried out to it.After camera is connected by USB interface, Calling V4L API is to the read operation read(of device file), image data acquiring can be completed in internal memory, encapsulate into data packet after afterwards the original image of collection being enclosed the compression of the Terminal Equipment Identifier after encryption, and be transferred to that backstage carries out processing, comparison.
The construction hoisting machinery safety control whole nation does not also have a ripe application and product, by the invention of this device, set up construction hoisting machinery safety control, the operation of special equipment can be retained, peace is torn open, the record on duty of repair and maintenance process accredited personnel, supervision department, enterprise can long-rangely at any time check, promote that regulatory measure is changed by single " people's air defense " to " people, machine joint defence ", contribute to preventing and reduce because going on duty without relative certificate, violation operation causes construction hoisting machinery industrial accident.
By cutting edge technologies development " human face recognition machine " such as binocular solid recognition of face, Internet of Things, the unlatching of construction hoisting machinery is controlled by this equipment, under realizing wan environment, special operation workers " brush face " is on duty, stop person without license and arbitrarily start construction hoisting machinery, ensure special equipment safety of operation.
Meeting power-off when opening the door for some boxes and baskets; cause recognition of face tester in power-down state; shut and power up human face recognition machine behind the door and restart; human face recognition machine and construction lifting equipment long problem run up time; invention increases UPS and relaying, realize automatic time delay and add Electricity Functional (can as required flexibly setup times).
Merge 3G/4G broadband communications module, the USB wireless Internet card (comprising the network formats such as TDSCDMA, WCDMA, CDMA2000, TD-LTE and FDD-LTE) of various network formats is supported in development, enable human face recognition machine use the wireless network module interconnection network of multiple different systems simultaneously, the robustness of elevator system, increases the total bandwidth that network connects simultaneously.
Claims (4)
1. a construction hoisting machinery safety control, is characterized in that: it comprises human face recognition machine, relay, elevator scram button; Described human face recognition machine connects alternating current 220V power supply by 12V constant voltage power suspply, connects 12V direct supply after PIN4 and the PIN5 port of the line bag end serial connection human face recognition machine of relay, connects source of AC after the contact switch end serial connection elevator scram button of relay.
2. a kind of construction hoisting machinery safety control according to claim 1, is characterized in that: described 12V constant voltage power suspply connects alternating current 220V power supply by ups power.
3. a kind of construction hoisting machinery safety control according to claim 1 and 2, is characterized in that: affiliated relay is arranged on inside operator's station.
4. a kind of construction hoisting machinery safety control according to claim 1 and 2, is characterized in that: described human face recognition machine uses the USB wireless Internet card model calling network of multiple different systems simultaneously.
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