CN203340206U - Construction hoist monitoring device based on camera - Google Patents
Construction hoist monitoring device based on camera Download PDFInfo
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- CN203340206U CN203340206U CN2013202732429U CN201320273242U CN203340206U CN 203340206 U CN203340206 U CN 203340206U CN 2013202732429 U CN2013202732429 U CN 2013202732429U CN 201320273242 U CN201320273242 U CN 201320273242U CN 203340206 U CN203340206 U CN 203340206U
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Abstract
The utility model relates to a construction hoist monitoring device based on a camera. The device is connected with a monitoring center through a communication network. The device comprises a host machine, an IC card, a camera and a power supply module. The host machine comprises a master control board and a population counting board. The power supply module is separately connected with the master control board and the population counting board. The population counting board is connected with the camera. The IC card is connected with master control board. Compared with the prior art, the device is advantaged by being simple to install, low in cost, high in precision and high in safety.
Description
Technical field
The utility model relates to safety detection and control technology field, especially relates to a kind of building hoist supervising device based on camera.
Background technology
Sustainable development along with Chinese national economy, skyscraper increases gradually, build the building hoist quantity sharp increase of skyscraper, building hoist is except being applied in skyscraper, can also be applied in construction, large chemical plant's cooling tower of bridge, the multiple construction occasions such as chimney, broadcasting television tower and colliery in power plant, building hoist has become a kind of requisite plant equipment in building trade.
As the building hoist of bearing vertical transport building material and the dual transport task of personnel, its security performance requires very high.But, due to negligent supervision, hysteresis or other reasons, there is more potential safety hazard in the lift of constructing in actual use.For strengthening the monitoring to lift, guarantee workmen's safety, some safety products have been promoted on market, such as lift load-carrying monitor, binocular camera shooting head video people counting device, long distance control system etc., state of the art and the problem of existing product are as follows:
1, lay particular emphasis on lift operational factor and environmental monitoring, lack with monitoring administration method and be combined;
2, use the binocular camera shooting head to identify number in terraced cage, cost is high;
3, be subject to the restriction of terraced cage height due to the binocular camera setting height(from bottom), difficulty is installed, the video statistics blind area is many, causes the demographics low precision;
4, demographics and video monitoring disconnect, and do not merge, and usually only have video monitoring or demographics;
5, accurately do not measure lift position and time;
6, the construction lift is not driven and managed;
7, lack voice suggestion;
8, do not consider the powerup issue of construction lift, some safety device can't directly use in lift, poor practicability;
9, supervisory control system base closed, lack autgmentability.
The utility model content
The purpose of this utility model is exactly that the building hoist supervising device based on camera of a kind of simple installation, low cost, high accuracy, high security is provided in order to overcome the defect that above-mentioned prior art exists.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of building hoist supervising device based on camera, this supervising device is connected with supervision center by communication network, it is characterized in that, described supervising device comprises main frame, IC-card, camera and power module, described main frame comprises interconnective master control borad and demographics plate, described power module is connected with the demographics plate with master control borad respectively, and described demographics plate is connected with camera, and described IC-card is connected with master control borad;
Described camera collection lift interior video, and it is transferred to the demographics plate, demographics plate analysis vision signal, obtain the inner number information of lift, this number information is sent to master control borad, master control borad judges that whether number surpasses setting threshold, if surpass, is reported to the police and locks lift.
Described master control borad comprises a CPU and the power management module, communication module, locating module, LOAD CELLS, IC-card read write line, power supply status Acquisition Circuit, status indicator lamp, memory, RS232 interface, voice warning circuit and the control relay circuit that are connected with a CPU respectively, described power management module is connected with communication module, and described IC-card read write line is connected with IC-card.
Described power management module comprises DC-DC change-over circuit, charge management circuit, reserve battery, power supply switch circuit, a LDO and the 2nd LDO, described DC-DC change-over circuit, charge management circuit, reserve battery, power supply switch circuit connect successively, described power supply switch circuit is connected with DC-DC change-over circuit, a LDO and the 2nd LDO respectively, a described LDO is connected with a CPU, and described the 2nd LDO is connected with communication module.
A described CPU is provided with multichannel DI interface, for main contactor, contactless for hoisting and the decline contactor state that gathers lift, judges the state of lift.
A described CPU is connected with the demographics plate by serial port, for obtaining the inner number of lift and controlling the demographics plate and taken.
Described status indicator lamp comprises power supply indicator, communication indicator light and positioning light.
Described demographics plate comprises the 2nd CPU and the 2nd DC-DC change-over circuit, video processing circuit, Flash circuit, SDRAM circuit, debug i/f circuit and the TF card interface circuit that are connected with the 2nd CPU respectively, and described video processing circuit is connected with camera by the video signal interface circuit.
Described power module comprises charger, battery, circuit breaker, line bank and cable fixing head, described cable fixing head is electrically connected to line bank, outside city respectively, described line bank is connected with charger, battery, circuit breaker respectively, and described circuit breaker, charger, battery connect successively.
Described camera is provided with two, is arranged on respectively single file door and the place, duplicate rows doorway of lift ladder cage.
This device is provided with gold-plated standard SMA socket, external positioning antenna.
This device is provided with nickel plating standard SMA socket, external GPRS/GSM antenna.
By being arranged on single file door and duplicate rows doorway in the lifting of lift ladder cage, two video cameras of respectively are set, gather turnover lift interior passenger video, by video identification technology, obtain number of occupants, only have the personnel of turnover ladder door just can be added up.Camera is for passing in and out obtaining of terraced cage image, and the visual angle of the length (L) of terraced cage, wide (W), high (H) and camera is depended in effective supervision district of camera.
The effective visual angle of video camera is c, at terraced cage Width, and visual angle effective depth H1.
H1＝H-0.5*W*tan(90-0.5c)
Usually select the wide-angle camera of visual angle 120 degree, visual angle c=120,2.3 meters of terraced cage height, 1.3 meters of width, calculate H1=1.92 rice by above-mentioned formula.Consider camera height 6cm itself, monitoring edge, district, also have 1.86 meters, can meet the requirement of video demographics.
A kind of method for supervising of the building hoist supervising device based on camera, is characterized in that, comprises the following steps:
1) master control borad reads IC-card information by the IC-card read write line, and judges that whether IC-card information is effective, if yes, performs step 2), otherwise the locking lift, continue execution step 1);
2) master control borad reads elevator locations information, and judges that whether its geographical position is up to specification, if yes, performs step 3), otherwise the locking lift, return to step 1);
3) judge whether to access the load-carrying measuring system, if yes, perform step 4), otherwise, perform step 5);
4) read weight information, and judge whether overload, if yes, the voice suggestion overload, the locking lift, and return to step 1), otherwise perform step 5);
5) judge that whether lift ladder door closes, and if yes, performs step 6), otherwise, return to step 1);
6) video camera is taken, and video is sent to the demographics plate, and performs step 7);
7) the demographics plate calculates number in ladder, and the number information is sent to master control borad, master control borad voice broadcast number, and judge whether number surpasses setting threshold, if yes, voice suggestion overload, locking lift, and return to step 5), otherwise carry out step 8);
8) voice suggestion up-downgoing, and the demographics result is uploaded to supervision center;
9) remove the lift locking, and judge whether lift ladder door closes, as be yes, keep the latch-release state, otherwise, return to step 1).
Compared with prior art, the utlity model has following advantage:
1, use common camera but not the binocular camera shooting head is identified number in terraced cage, complete demographics, reduced the watch-dog cost.
2, monitor that statistical regions is larger than binocular camera shooting head, more than personnel's height at the edge of Statistical Area can reach 180cm, statistics more rationally accurately.
3, the video demographics is carried out continuously, if the passenger adopts certain means to hide demographics, even lift moves, also the number exceeded is taken pictures, and is processed afterwards.
4, video demographics technology and camera function are perfect merges, and not only adds up seats, and, when the each up-downgoing of lift starts, has preserved and entered personnel's photo in terraced cage, and photo retains in device TF card.
5, use satellite positioning tech, improve the accuracy of know clearly setup time and positional information.
6, utilize the satellite location data positional information, locking lift working range, only in the position of regulation on inspection qualified lift just allow to use.
7, strengthen the IC-card management function, only had qualified effective IC could start lift.
8, the lift that IC-card retains adds up the operating time, the duty cycle number of times can be for the assessment in lift life-span.
9, device obtains the lift operating state by the idle auxiliary contact that gather contactor, does not change former lift electric control system, so can not bring potential safety hazard.
10, with speech form prompting lift seats and alarm condition.
11, the record data fail safe is good, and the work cycle number of times not only is retained in the device main frame with accumulative total work, also is retained in the IC-card neutralized system.
12, use auxiliary power supply, solve terraced cage whole lift outage problem when ground, only have the outage problem that solved, device ability is steady, effectively operation, does not allow the user of service wait for.
13, possess communication function, in real time the lift seats are reported to Surveillance center, for safety supervision, department provides effective means.
14, built-in reserve battery, when the maintenance device externally fed damages, energy and alarm
The accompanying drawing explanation
Fig. 1 is general principles block diagram of the present utility model;
The theory diagram that Fig. 2 is the utility model master control borad;
The theory diagram that Fig. 3 is the utility model demographics plate;
The theory diagram that Fig. 4 is the utility model power module;
Fig. 5 is workflow diagram of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Embodiment
As shown in Figure 1, one building hoist supervising device based on camera, this supervising device is connected with supervision center by communication network, described supervising device comprises main frame, IC-card, camera 4 and power module 1, described main frame comprises interconnective master control borad 2 and demographics plate 3, described power module 1 is connected with demographics plate 3 with master control borad 2 respectively, and described demographics plate 3 is connected with camera 4, and described IC-card is connected with master control borad 2;
Described camera 4 gathers the lift interior video, and it is transferred to demographics plate 3, demographics plate 3 is analyzed vision signal, obtain the inner number information of lift, this number information is sent to master control borad 2, master control borad 2 judges that whether number surpasses setting threshold, if surpass, is reported to the police and locks lift.
IC-card is for recording lift important parameter and accumulative total operating time, duty cycle number of times.
As shown in Figure 2, described master control borad 2 comprises a CPU201 and the power management module 206, communication module 202, locating module 203, LOAD CELLS 204, IC-card read write line 205, power supply status Acquisition Circuit, status indicator lamp, memory, RS232 interface, voice warning circuit and the control relay circuit that are connected with a CPU201 respectively, described power management module 206 is connected with communication module 202, described IC-card read write line 205 is connected with IC-card, and described memory is ferroelectric/flash.
Described power management module 206 comprises DC-DC change-over circuit 2061, charge management circuit 2062, reserve battery 2063, power supply switch circuit 2064, the one LDO2065 and the 2nd LDO2066, described DC-DC change-over circuit 2061, charge management circuit 2062, reserve battery 2063, power supply switch circuit 2064 connects successively, described power supply switch circuit 2064 respectively with DC-DC change-over circuit 2061, the one LDO2065 is connected with the 2nd LDO2066, a described LDO2065 is connected with a CPU201, described the 2nd LDO2066 is connected with communication module 202.
A described CPU201 is provided with multichannel DI interface, for main contactor, contactless for hoisting and the decline contactor state that gathers lift, judges the state of lift.A described CPU201 is connected with the demographics plate by serial port, for obtaining the inner number of lift and controlling the demographics plate and taken.Described status indicator lamp comprises power supply indicator, communication indicator light and positioning light.
The present embodiment adopts 32 MCU of Cortex M3, model EFM32G380 is as a CPU, realize IC-card data acquisition and management, satellite positioning information collection and management, lift power supply, rising, lower degradation state acquisition, lift locking, work indication, alarm, telecommunication, monitor data record and communicate with the demographics plate, while the state such as not meeting, does not mate position at the super regulation of number, IC-card, the locking lift, forbid that lift uses, MCU reserves 2 tunnel LOAD CELLS AI acquisition interface, and the overload during practical function expansion is controlled;
Use the DC-DC change-over circuit (TI company's T PS5430 chip) of TI company, the DC12V power supply is transformed to the DC+5V power supply, inner for master control borad, and before the DC-DC circuit, use resettable fuse, piezo-resistance, voltage-stabiliser tube, triode and IRF company rectifier to complete power supply prime protective circuit;
Use charge management circuit (control chip GS1405) to carry out Charge Management to the 3.7V lithium battery, this charging circuit output is for connecting communication module VBAT input;
Use band to turn-off the LDO (5V-3.3V) of control respectively to master control borad circuit and the locating interface plate power supply of communicating by letter;
Adopt gsm module to realize the data communication of GPRS mode, the built-in ICP/IP protocol of module and note, module adopts Telit868GL;
Adopt GPS module or the Big Dipper/GPS compatible modules as satellite receiver, while using pure GPS, module adopts Telit N3 module; While using the Big Dipper, adopt and the logical UM220 module of star core;
The synthetic output of support voice (TTS), with speech form prompting lift seats and alarm condition;
Adopt 3.7V, the 800mAh lithium battery is as reserce cell;
Adopt the Ramtron ferroelectric memory, preserve as fast-sampled data, the per second collection once, retains the lift running status more than 10 minutes;
Adopt the Flash memory, Atmel AT25DF series is as data record, and recording capacity is greater than lift 100,000 subjob cycle index; Operating state LED indication adopts logical circuit 7414 to be driven; Digital controlled signal output adopts signal relay to realize; Switching signal is by light-coupled isolation.
As shown in Figure 3, the demographics plate comprises the 2nd CPU301 and the 2nd DC-DC change-over circuit 302, video processing circuit 303, Flash circuit 305, SDRAM circuit 306, working station indicator 307, debug i/f circuit 308 and the TF card interface circuit 309 that are connected with the 2nd CPU301 respectively, and described video processing circuit 303 is connected with camera by video signal interface circuit 304.The demographics plate connects the TF card by the TF card interface circuit, by serial port circuit, with master control borad, is connected, by debug i/f circuit, with external computer, be connected,
The 2nd CPU301 of the present embodiment adopts the Samsung S5PV210 of Samsung, based on Cortex-A8, and operation dominant frequency 1Ghz;
Video signal interface circuit 304 adopts 4 core aviation interface connectors to connect camera, analog signal;
Program storage (Flash) adopts 1G Bit, and 1GB MLC NAND Flash adopts Samsung's product;
Internal memory (SDRAM), 512MB DDR2RAM, adopt Samsung's product;
The communication interface protective circuit adopts the realizations such as TVS pipe, piezo-resistance.
As shown in Figure 4, power module comprises charger 104, battery 105, circuit breaker 103, line bank 102 and cable fixing head 101, described cable fixing head 101 is electrically connected to line bank 102, outside city respectively, described line bank 102 is connected with charger 104, battery 105, circuit breaker 103 respectively, and described circuit breaker 103, charger 104, battery 105 connect successively.
Described power module provides continuous DC power supply for main frame, and the present embodiment is used the 220V AC charger to carry out floating charge to the 12V lithium battery, and lithium battery capacity is 10Ahr; For protection power source, at the 220V ac input end, adopt the positive safe CB-60 of company circuit breaker as input protection; Use the drained one-tenth external power source access of terminal and direct current output, and be fixed and water-proofing treatment by the nylon cable gland.
This device is provided with gold-plated standard SMA socket, external positioning antenna.This device is provided with nickel plating standard SMA socket, external GPRS/GSM antenna.
As shown in Figure 5, workflow of the present utility model is as follows:
1) master control borad reads IC-card information by the IC-card read write line, and judges that whether IC-card information is effective, if yes, performs step 2), otherwise the locking lift, continue execution step 1);
2) master control borad reads elevator locations information, and judges that whether its geographical position is up to specification, if yes, performs step 3), otherwise the locking lift, return to step 1);
3) judge whether to access the load-carrying measuring system, if yes, perform step 4), otherwise, perform step 5);
4) read weight information, and judge whether overload, if yes, the voice suggestion overload, the locking lift, and return to step 1), otherwise perform step 5);
5) judge that whether lift ladder door closes, and if yes, performs step 6), otherwise, return to step 1);
6) video camera is taken, and video is sent to the demographics plate, and performs step 7);
7) the demographics plate calculates number in ladder, and the number information is sent to master control borad, master control borad voice broadcast number, and judge whether number surpasses setting threshold, if yes, voice suggestion overload, locking lift, and return to step 5), otherwise carry out step 8);
8) voice suggestion up-downgoing, and the demographics result is uploaded to supervision center;
9) remove the lift locking, and judge whether lift ladder door closes, as be yes, keep the latch-release state, otherwise, return to step 1).
Claims (9)
1. the building hoist supervising device based on camera, this supervising device is connected with supervision center by communication network, it is characterized in that, described supervising device comprises main frame, IC-card, camera and power module, described main frame comprises interconnective master control borad and demographics plate, described power module is connected with the demographics plate with master control borad respectively, and described demographics plate is connected with camera, and described IC-card is connected with master control borad.
2. a kind of building hoist supervising device based on camera according to claim 1, it is characterized in that, described master control borad comprises a CPU and the power management module, communication module, locating module, LOAD CELLS, IC-card read write line, power supply status Acquisition Circuit, status indicator lamp, memory, RS232 interface, voice warning circuit and the control relay circuit that are connected with a CPU respectively, described power management module is connected with communication module, and described IC-card read write line is connected with IC-card.
3. a kind of building hoist supervising device based on camera according to claim 2, it is characterized in that, described power management module comprises DC-DC change-over circuit, charge management circuit, reserve battery, power supply switch circuit, a LDO and the 2nd LDO, described DC-DC change-over circuit, charge management circuit, reserve battery, power supply switch circuit connect successively, described power supply switch circuit is connected with DC-DC change-over circuit, a LDO and the 2nd LDO respectively, a described LDO is connected with a CPU, and described the 2nd LDO is connected with communication module.
4. a kind of building hoist supervising device based on camera according to claim 2, is characterized in that, a described CPU is provided with multichannel DI interface.
5. a kind of building hoist supervising device based on camera according to claim 2, is characterized in that, a described CPU is connected with the demographics plate by serial port.
6. a kind of building hoist supervising device based on camera according to claim 2, is characterized in that, described status indicator lamp comprises power supply indicator, communication indicator light and positioning light.
7. a kind of building hoist supervising device based on camera according to claim 1, it is characterized in that, described demographics plate comprises the 2nd CPU and the 2nd DC-DC change-over circuit, video processing circuit, Flash circuit, SDRAM circuit, debug i/f circuit and the TF card interface circuit that are connected with the 2nd CPU respectively, and described video processing circuit is connected with camera by the video signal interface circuit.
8. a kind of building hoist supervising device based on camera according to claim 1, it is characterized in that, described power module comprises charger, battery, circuit breaker, line bank and cable fixing head, described cable fixing head is electrically connected to line bank, outside city respectively, described line bank is connected with charger, battery, circuit breaker respectively, and described circuit breaker, charger, battery connect successively.
9. a kind of building hoist supervising device based on camera according to claim 1, is characterized in that, described camera is provided with two, is arranged on respectively single file door and the place, duplicate rows doorway of lift ladder cage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202732429U CN203340206U (en) | 2013-05-17 | 2013-05-17 | Construction hoist monitoring device based on camera |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202732429U CN203340206U (en) | 2013-05-17 | 2013-05-17 | Construction hoist monitoring device based on camera |
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| CN203340206U true CN203340206U (en) | 2013-12-11 |
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| CN2013202732429U Expired - Fee Related CN203340206U (en) | 2013-05-17 | 2013-05-17 | Construction hoist monitoring device based on camera |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105600637A (en) * | 2015-11-02 | 2016-05-25 | 林晓东 | IC (Integrated Circuit) card identification control system with security and protection function |
-
2013
- 2013-05-17 CN CN2013202732429U patent/CN203340206U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105600637A (en) * | 2015-11-02 | 2016-05-25 | 林晓东 | IC (Integrated Circuit) card identification control system with security and protection function |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131211 Termination date: 20170517 |