CN104166367A - Centralized signal display system - Google Patents
Centralized signal display system Download PDFInfo
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- CN104166367A CN104166367A CN201410314030.XA CN201410314030A CN104166367A CN 104166367 A CN104166367 A CN 104166367A CN 201410314030 A CN201410314030 A CN 201410314030A CN 104166367 A CN104166367 A CN 104166367A
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Abstract
The invention relates to a centralized signal display system, comprising an in situ signal collection unit, an in situ signal display unit and a centralized signal display unit. The in situ signal collection unit comprises at least one sensing device installed at the connection of the mechanical equipment for collecting the motion signal of the mechanical equipment and transmitting the motion signal to the in situ signal display unit; the in situ signal display unit comprises a first relay and an indication lamp for displaying the motion signal and transmitting the motion signal to the centralized signal display unit; the centralized signal display unit comprises a PLC and an industrial touch screen; the PLC receives the motion signal and controls the industrial touch screen to display the motion signal; an 22-VAC relay is adopted between the in situ signal display unit and the PLC for isolation and thus the electric isolation between the outside circuit of the industrial site and the PLC interior circuit is achieved. As a result, the system fault operation or failure to operate which are caused by high voltage interference can be effectively avoided and the PLC can be effectively protected.
Description
Technical field
The invention belongs to automatic signal and show field, particularly a kind of signal display system of concentrating.
Background technology
Most computing machine or the industrial computer operating system of adopting of known signal display system in recent years, signal adopts 24V power supply teletransmission mode, but this kind of mode is likely because circumstance complication, cause pressure drop too large and cause the system cannot regular event apart from too far away.In addition, the use of computing machine or industrial computer system is not good at causing system to be occurred the possibility of paralysis by virus infections, has the defects such as System response time is long, processing speed is slower simultaneously.
Summary of the invention
The object of this invention is to provide a kind of signal display system of concentrating, solve the problem that system that classical signal display system signals exists due to teletransmission cannot regular event.
For solving foregoing invention object, the invention provides a kind of signal display system of concentrating, comprise the original place signal gathering unit, original place signal display unit and the concentrated signal display unit that connect successively;
Described original place signal gathering unit, comprise at least one induction installation for collection machinery device action signal, described induction installation is installed on plant equipment junction, described original place signal display unit comprises the first relay and the pilot lamp with the corresponding connection of the first relay, and described concentrated signal display unit comprises PLC and graphic control panel;
Described original place signal gathering unit is for being sent to described original place signal display unit by described actuating signal, described original place signal display unit is used for showing described actuating signal, described original place signal display unit is also for sending to described actuating signal the PLC of described concentrated signal display unit, described PLC is used for receiving described actuating signal, and controls described graphic control panel and show described actuating signal;
Between described original place signal display unit and described PLC, adopt the isolation of 220V AC relay.
As technique scheme preferably, described PLC include CPU, expansion slot and with the corresponding stabilized voltage supply of described CPU, described concentrated signal display unit also comprises display station, described graphic control panel embeds and is installed on described display station table top.
As technique scheme preferably, described system also comprises warning device;
Described warning device is connected with described concentrated signal display unit, and the PLC of described concentrated signal display unit is also for sending alerting signal to described warning device according to described actuating signal, and described warning device gives the alarm after being used for receiving described alerting signal.
As technique scheme preferably, described warning device comprises hummer.
As technique scheme preferably, the mounting bracket of position-adjustable is also installed between described induction installation and plant equipment junction.
As technique scheme preferably, described induction installation is travel switch.
As technique scheme preferably, described system also comprises the cable for transmitting described actuating signal, described cable is shielding fire-retardant fireproof material.
Effect of the present invention is:
Concentrated signal display system provided by the invention, comprises the original place signal gathering unit connecting successively, original place signal display unit and concentrated signal display unit; Original place signal gathering unit, comprises that at least one is installed on the induction installation of plant equipment junction for collection machinery device action signal, is sent to original place signal display unit by actuating signal; Original place signal display unit comprises the first relay and pilot lamp, and display action signal also sends to concentrated signal display unit by actuating signal; Concentrated signal display unit comprises PLC and graphic control panel, and PLC receives actuating signal and controls graphic control panel display action signal; Between original place signal display unit and PLC, adopt the isolation of 220V AC relay; make between the external circuit of industry spot and PLC internal circuit isolation on electric; effectively avoid the caused system misoperation or be failure to actuate because forceful electric power disturbs of on-the-spot circuit, and PLC is also protected effectively.
Brief description of the drawings
By the description of its exemplary embodiment being carried out below in conjunction with accompanying drawing, the above-mentioned feature and advantage of the present invention will become apparent and easily understand.
Fig. 1 is the structural representation of the concentrated signal display system that provides of the embodiment of the present invention;
Wherein: 1-original place signal gathering unit; 11-induction installation; 2-concentrates signal display unit; 21-PLC; 22-graphic control panel; 23-220VAC relay; 3-original place signal display unit; 31-the first relay; 32-pilot lamp.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Fig. 1 is the structural representation of the concentrated signal display system that provides of the embodiment of the present invention, as shown in Figure 1, the present embodiment provides a kind of concentrated signal display system, comprises the original place signal gathering unit 1, original place signal display unit 3 and the concentrated signal display unit 2 that connect successively.
Original place signal gathering unit 1, comprises at least one induction installation 11 for collection machinery device action signal, and induction installation 11 is installed on plant equipment junction, and the induction installation 11 of original place signal gathering unit 1 is for monitoring mechanical device action.Induction installation 11 in the present embodiment can comprise travel switch, optoelectronic switch, and image capture devices etc. are realized the monitoring to plant equipment action.The preferred travel switch of induction installation 11 in the present embodiment, closed guard gate's switching in concrete for example subway, when closed guard gate's closure or openness are during to travel switch place, travel switch is touched accordingly, form pulse or step signal, realize the monitoring to closed guard gate's closure or openness.Concrete actuating signal can comprise, for example closed guard gate opens and puts in place, and closure puts in place, cannot normally open, cannot normally closed etc. type actuating signal.
Original place signal display unit 3 comprises the first relay 31 and the pilot lamp 32 with the corresponding connection of the first relay 31.
Concentrate signal display unit 2 to comprise PLC21 and graphic control panel 22.PLC21 selects integrated PLC equipment, integrated PLC, can make the process control of Industry Control more steady, more reliable, want benefit to high-quality, high yield, low consumption, it is the requirement of instrument, electronics, computer generalization, and the integrated PLC product of this requirement just, it is the opertaing device designing for industrial process specially, have that volume is little, function is strong, the advantages such as anti-interference is good, it is organically combined in machinery and electric component in an equipment, and the function synthesized of instrument, electronics and computing machine is integrated.
Original place signal gathering unit 1 is for being sent to actuating signal original place signal display unit 3, and original place signal display unit 3 is for display action signal.The first relay 31 of original place signal display unit 3, the triggering of receiving actuating signal is controlled corresponding pilot lamp 32 and is opened and closed, with prompting operation person or user closed guard gate situation.
Meanwhile, the first relay 31 of original place signal display unit 3 triggers the closed PLC21 that concentrates signal display unit 2 that again this actuating signal sent to, and PLC21 is used for receiving actuating signal, and controls graphic control panel 22 display action signals.Original place signal display unit 3 for showing near closed guard gate's equipment, and convenient operation person obtains closed guard gate's status information in time, with the demonstration situation of concentrated signal display unit 2 be in synchronous regime.
According to each engineering construction actual demand, for concentrating the customized required software of integrated PLC of signal display unit 2, make the system interface operation of graphic control panel 22 simple, picture is succinctly directly perceived, combination and the action of variation, plane and three-dimensional icon by color on touch-screen change display format.For the ease of the timely discovering device fault of operator, when shown equipment is during in abnomal condition, on touch-screen, variation and the flicker of color and action will be had.
Between original place signal display unit 3 and PLC21, adopt 220V AC relay isolation 23; make between the external circuit of industry spot and controller internal circuit isolation on electric; effectively avoid the caused system misoperation or be failure to actuate because forceful electric power disturbs of on-the-spot circuit, and integrated PLC is also protected effectively.
As technique scheme preferably, PLC21 include CPU, expansion slot and with the corresponding stabilized voltage supply of CPU, concentrate signal display unit 2 also to comprise display station, graphic control panel 22 embeds and is installed on display station table top.The CPU of the normal employing of integrated PLC has three classes: 1) general purpose microprocessor 31(is as Z80,8086,80286 etc.), 2) chip microprocessor 31(is as 8031,8096 etc.), 3) bit slice microprocessor 31 (as AMD29W etc.).Expansion slot is flexible for the expansion of integrated PLC, can constantly expand according to the scale of application, carries out the expansion of expansion, application and the range of control of expansion, the function of capacity.Not only can count by increasing the increase of input and output fastener, expand capacity and function by expanding element, also can come expansion capacity and function by the communication of many integrated PLC.Stabilized voltage supply is for avoiding voltage fluctuation excessive on the integrated PLC impact causing of working.Graphic control panel 22 embeddings are installed on convenient operation person on display station table top and watch, and touch operation.
As technique scheme preferably, system also comprises warning device; Warning device is connected with concentrated signal display unit 2, the PLC that concentrates signal display unit 2 also for according to actuating signal through and the type of action of storage inside correspond to and cannot normally open or cannot normally closed etc. when fault, send alerting signal to warning device, warning device gives the alarm after being used for receiving alerting signal.
As technique scheme preferably, warning device comprises hummer.Hummer is in order to cause operator's attention, and warning device can also comprise the panalarms such as warning lamp certainly.Therefore when shown equipment is during in abnomal condition, on graphic control panel, will have variation and the flicker of color and action, hummer sends chimes of doom simultaneously, to remind operator in time fault to be processed accordingly.
As technique scheme preferably, the mounting bracket of position-adjustable is also installed between induction installation 11 and plant equipment junction.This mounting bracket can be guide rail slide block structure, can carry out flexibly according to actual closed guard gate's start and stop position, and regularly adjust, to avoid because contacting for a long time the change on occurrence positions.
As technique scheme preferably, system also comprises the cable for transmitting actuating signal, cable is shielding fire-retardant fireproof material.Shielding fire-retardant fireproof material for example can be selected, asbeston parcel cable.
This concentrated signal display system is for closed guard gate's feature, and the rational location of all carrying out aspect software and hardware, has great importance to the protective capacities that improves each the each protective unit of subway line, played take precautions against natural calamities at ordinary times, the significant role of air defense in wartime.
Claims (7)
1. a concentrated signal display system, is characterized in that, comprises the original place signal gathering unit, original place signal display unit and the concentrated signal display unit that connect successively;
Described original place signal gathering unit, comprise at least one induction installation for collection machinery device action signal, described induction installation is installed on plant equipment junction, described original place signal display unit comprises the first relay and the pilot lamp with the corresponding connection of the first relay, and described concentrated signal display unit comprises PLC and graphic control panel;
Described original place signal gathering unit is for being sent to described original place signal display unit by described actuating signal, described original place signal display unit is used for showing described actuating signal, described original place signal display unit is also for sending to described actuating signal the PLC of described concentrated signal display unit, described PLC is used for receiving described actuating signal, and controls described graphic control panel and show described actuating signal;
Between described original place signal display unit and described PLC, adopt the isolation of 220V AC relay.
2. according to the concentrated signal display system described in claim 1, it is characterized in that, described PLC include CPU, expansion slot and with the corresponding stabilized voltage supply of described CPU, described concentrated signal display unit also comprises display station, described graphic control panel embeds and is installed on described display station table top.
3. according to the concentrated signal display system described in claim 1, it is characterized in that, described system also comprises warning device;
Described warning device is connected with described concentrated signal display unit, and the PLC of described concentrated signal display unit is also for sending alerting signal to described warning device according to described actuating signal, and described warning device gives the alarm after being used for receiving described alerting signal.
4. according to the concentrated signal display system described in claim 3, it is characterized in that, described warning device comprises hummer.
5. concentrated signal display system according to claim 1, is characterized in that, the mounting bracket of position-adjustable is also installed between described induction installation and plant equipment junction.
6. concentrated signal display system according to claim 5, is characterized in that, described induction installation is travel switch.
7. concentrated signal display system according to claim 1, is characterized in that, described system also comprises the cable for transmitting described actuating signal, and described cable is shielding fire-retardant fireproof material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410314030.XA CN104166367A (en) | 2014-07-03 | 2014-07-03 | Centralized signal display system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410314030.XA CN104166367A (en) | 2014-07-03 | 2014-07-03 | Centralized signal display system |
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| CN104166367A true CN104166367A (en) | 2014-11-26 |
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| JPS59208608A (en) * | 1983-05-12 | 1984-11-27 | Toshiba Corp | Digital display method of fault by sequence controller |
| CN2594758Y (en) * | 2003-01-13 | 2003-12-24 | 徐小群 | Bidirectional limiting type gate height coding sensor |
| CN101201608A (en) * | 2007-06-22 | 2008-06-18 | 天津势至亚荣电舍自控设备有限公司 | Machine for cutting rubber hose and operating method thereof |
| CN201667298U (en) * | 2010-04-13 | 2010-12-08 | 重庆钢铁(集团)有限责任公司 | Limit switch base |
| CN201932203U (en) * | 2010-12-14 | 2011-08-17 | 上海嘉成轨道交通安全保障系统有限公司 | Local display system for safety loop platform of platform screen door in rail transportation |
| CN102287114A (en) * | 2011-05-05 | 2011-12-21 | 中国人民解放军防化指挥工程学院 | Electric protection door controller for civil air defense construction |
| CN202463139U (en) * | 2012-03-01 | 2012-10-03 | 河南省瑞光印务股份有限公司 | Mounting rack used for sensing stroke switch |
| CN103400430A (en) * | 2013-07-09 | 2013-11-20 | 南华大学 | Metro door safety monitoring system based on video light curtain |
| CN203386048U (en) * | 2013-06-03 | 2014-01-08 | 刘春梅 | A unit controller used for a subway shield door |
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2014
- 2014-07-03 CN CN201410314030.XA patent/CN104166367A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59208608A (en) * | 1983-05-12 | 1984-11-27 | Toshiba Corp | Digital display method of fault by sequence controller |
| CN2594758Y (en) * | 2003-01-13 | 2003-12-24 | 徐小群 | Bidirectional limiting type gate height coding sensor |
| CN101201608A (en) * | 2007-06-22 | 2008-06-18 | 天津势至亚荣电舍自控设备有限公司 | Machine for cutting rubber hose and operating method thereof |
| CN201667298U (en) * | 2010-04-13 | 2010-12-08 | 重庆钢铁(集团)有限责任公司 | Limit switch base |
| CN201932203U (en) * | 2010-12-14 | 2011-08-17 | 上海嘉成轨道交通安全保障系统有限公司 | Local display system for safety loop platform of platform screen door in rail transportation |
| CN102287114A (en) * | 2011-05-05 | 2011-12-21 | 中国人民解放军防化指挥工程学院 | Electric protection door controller for civil air defense construction |
| CN202463139U (en) * | 2012-03-01 | 2012-10-03 | 河南省瑞光印务股份有限公司 | Mounting rack used for sensing stroke switch |
| CN203386048U (en) * | 2013-06-03 | 2014-01-08 | 刘春梅 | A unit controller used for a subway shield door |
| CN103400430A (en) * | 2013-07-09 | 2013-11-20 | 南华大学 | Metro door safety monitoring system based on video light curtain |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yuan Guiqin Inventor after: Quan Xin Inventor after: Zhang Hongmei Inventor after: Li Tao Inventor after: Li Meng Inventor after: Zhang Weigang Inventor after: Wang Shuangxi Inventor after: Luo Wei Inventor after: Chang Meng Inventor before: Yuan Guiqin |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: YUAN GUIQIN TO: YUAN GUIQIN QUAN XIN ZHANG HONGMEI LI TAO LI MENG ZHANG WEIGANG WANG SHUANGXI LUO WEI CHANG MENG |
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141126 |
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| RJ01 | Rejection of invention patent application after publication |