CN204576528U - A kind of material monitoring system of removable confined space - Google Patents
A kind of material monitoring system of removable confined space Download PDFInfo
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- CN204576528U CN204576528U CN201520214189.4U CN201520214189U CN204576528U CN 204576528 U CN204576528 U CN 204576528U CN 201520214189 U CN201520214189 U CN 201520214189U CN 204576528 U CN204576528 U CN 204576528U
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- removable
- confined space
- rfid
- plc control
- control system
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
Abstract
The utility model discloses a kind of material monitoring system of removable confined space, it comprises the removable confined space with PLC control system, RFID supervisory system and monitor terminal; The inwall of described removable confined space is metal material, described PLC control system has ethernet module, PLC control system is connected with described monitor terminal by this ethernet module, described RFID supervisory system comprises the RFID identification terminal be installed in removable confined space and the RFID be arranged on material, and described RFID identification terminal is connected with described PLC control system.Utilize the material monitoring system that the utility model provides, monitor staff is by understanding the direct of travel of material in real time at monitor terminal place, material is moved to the information such as where, has control real-time good, monitoring is stable and automaticity is high, efficiency advantages of higher.
Description
Technical field
The utility model relates to material monitoring field, particularly relates to a kind of material monitoring system of removable confined space.
Background technology
Manufacturing enterprise's custom by outside final products, be referred to as " material " at all materials (no matter it is from the means of production or means of livelihood) of production field circulation, the tailing, waste material and the various refuse that certainly lead in fuel, parts, semi-manufacture, cooperation part and production run.In industrial processes, have a large amount of materials and produce.In conventional discrete manufacturing industry workshop, production scene complex, material is placed chaotic, manage lack of standardization, usually there is the problems such as material loss, defect, supply be delayed, hand-kept, papery transmission are relied on mostly to the means of material information record and transmission, thus causes inefficiency, easily the consequence such as to make mistakes.Although the defect that more existing material monitoring systems solve preferably need rely on hand-kept, papery transmission exists, still also exists complex operation, to problems such as the control real-time of material are poor.
Utility model content
For overcoming the deficiencies in the prior art and Problems existing, the utility model provides a kind of material monitoring system of removable confined space, and it is good that this material monitoring system has control real-time, and monitoring is stable and automaticity is high, efficiency advantages of higher.
The utility model is achieved through the following technical solutions: a kind of material monitoring system of removable confined space, and it comprises the removable confined space with PLC control system, RFID supervisory system and monitor terminal; The inwall of described removable confined space is metal material, described PLC control system has ethernet module, PLC control system is connected with described monitor terminal by this ethernet module, described RFID supervisory system comprises the RFID identification terminal be installed in removable confined space and the RFID be arranged on material, and described RFID identification terminal is connected with described PLC control system.Wherein, RFID label tag for storing the relevant information of material, as the relevant information such as category identities of material; Described removable confined space is preferably elevator, elevator is provided with the electromagnetic inductor whether merged for responding to elevator door, and this electromagnetic inductor is connected with described RFID identification terminal; Described RFID is preferably UHF RFID, and correspondingly, described RFID identification terminal is for being preferably UHF RFID identification terminal.
Further, be also provided with the material information treating apparatus that has warning device in described removable confined space, this material information treating apparatus is connected with described RFID identification terminal.Material information treating apparatus is used for providing the process of the real time data about material in removable confined space (elevator) and related data being shown, it will carry out judgement process to material information, judge that whether legal material is current, alerting signal will be sent by warning device, as sent alarm sound signal by hummer or loudspeaker when being judged as NO.
The material monitoring system that the utility model provides, by installing RFID identification terminal in the removable confined space (as elevator) of metal inner surface material, and at material surface attaching rfid electronic tag, when material is after entering removable confined space, can promptly be identified, and can, along with the motion track of removable confined space, by Ethernet, its positional information be transferred in monitor terminal by PLC control system in real time; Monitor staff is by understanding the direct of travel of material in real time at monitor terminal place, it is moved to the information such as where, has control real-time good, and monitoring is stable and automaticity is high, efficiency advantages of higher.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of material monitoring system in the utility model embodiment;
Fig. 2 is that in the utility model embodiment, material monitoring system is applied to the structural representation in elevator.
Embodiment
For the ease of the understanding of those skilled in the art, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, a kind of material monitoring system of removable confined space, it comprises the removable confined space with PLC control system, RFID supervisory system and monitor terminal (monitor terminal in the present embodiment is preferably computing machine); The inwall of described removable confined space is metal material, described PLC control system has ethernet module, PLC control system is connected with described monitor terminal by this ethernet module, described RFID supervisory system comprises the RFID identification terminal be installed in removable confined space and the RFID be arranged on material, and described RFID identification terminal is connected with described PLC control system.Wherein, RFID label tag for storing the relevant information of material, as the category identities of material, etc. relevant information.
Described in the present embodiment, removable confined space is elevator, elevator is provided with the electromagnetic inductor whether merged for responding to elevator door, and this electromagnetic inductor is connected with described RFID identification terminal.Particularly, by merging place at elevator door, arrange the magnetic sheet that two panels is ultra-thin, two magnetic sheets are connected with corresponding circuit board, and this circuit board is connected with UHF READER identification terminal.When two magnetic sheets are not fitted (elevator door opens or is cut out merging completely), described circuit output low level signal; When magnetic sheet is fitted (elevator door merging), circuit board then exports high level signal.The low and high level signal that circuit board exports, is all transferred to UHF READER identification terminal, judges whether elevator door merges for it.
Described RFID is preferably UHF RFID(UHF, i.e. superfrequency radiowave; RFID, i.e. radio frequency identification) electronic tag, correspondingly, described RFID identification terminal is for being preferably UHF RFID identification terminal.Because elevator inwall is metal material, the UHF signal wave that UHF RFID identification terminal sends is metallic reflection, after elevator pass becomes confined space behind the door, the UHF signal wave in confined space can be made saturated, the skip problem produced because of problems such as angles will be solved to greatest extent, thus effectively improve the efficiency that UHF RFID identification terminal reads the UHF RFID information on material.
In addition, be also provided with the material information treating apparatus that has warning device in described removable confined space, this material information treating apparatus is connected with described RFID identification terminal.Material information treating apparatus is for providing the process of the real time data about material in elevator and related data being shown, it will carry out judgement process to material information, judge that whether legal material is current, alerting signal will be sent by warning device, as sent alarm sound signal by hummer or loudspeaker when being judged as NO.Some parts of this material information treating apparatus can existence main body integrated with elevator, and as its display device for the real time data information showing material can be original display in elevator, its warning device also can be original warning device in elevator.
In the present embodiment, by increasing ethernet module in the PLC control system of elevator, it can be communicated with outside, thus the PLC control system made can by information transmission such as the running orbits of elevator in the computing machine being used for monitoring.In actual applications, in order to control elevator, material is sent to corresponding floor, therefore need to be provided with and can be used for controlling the control head station which floor material is sent to by elevator, this control head station is connected with the ethernet module in PLC control system, communicated with PLC control system by Ethernet, realize the mutual of information command.
Refer to accompanying drawing 2, brief description is made below: first UHF RFID identification terminal 2 is installed in the car 1 of elevator with the course of work be applied in elevator by described material monitoring system, material 4 arranges UHF RFID 3, and use small handcart 5(as AGV dolly) material is moved in car 1, for saving monitoring period, improve the work efficiency of monitoring, once current material is no more than at most 120.When elevator closes behind the door, the combined signal of elevator door is transferred to UHF RFID identification terminal 2 by the electromagnetic inductor in elevator, namely UHF RFID identification terminal 2 starts all UHF RFID information identified in car 1, thus obtain the information of material in all elevators, PLC control system obtains after which destination material will be sent to from control head station (not drawing this control head station accompanying drawing 2), and the car controlling elevator arrives the destination of specifying; In addition, the material information treating apparatus arranged in elevator can show the relevant information of material in real time, and judges material information, judges whether it is legal current material, when being judged as illegal current material, then sends alerting signal; PLC control system in elevator is by the running orbit of ethernet module by elevator, the related information transmission of material is in the computing machine of specifying, monitor staff can understand the direct of travel of material in real time from this computing machine, it is moved to the information such as where, thus it is good to make to have real-time to the monitoring of material, direction is clear and definite and monitoring is stable, efficiency advantages of higher.
In the present embodiment, described PLC control system receives frequency converter to control motor 7, and speed when realizing elevator car arrives destination tram by the mode of closed loop adjustment is zero, and location sensitives all in elevator all adopts infrared induction sensor; Wherein, the PLC module in PLC control system and relevant control switch-linear hybrid are in switch board 6.
Compared with existing material monitoring system, the material monitoring system that the present embodiment provides has the following advantages: (1) this material monitoring system belongs to passive monitoring, and monitor staff is without the need to carrying out manual intervention initiatively, simple to operation; (2) confined space of metal material is utilized, by metallic reflection principle, make that UHF signal wave is saturated is full of whole confined space, the skip problem produced because of problems such as angles will be solved to greatest extent, thus effectively improve the efficiency that UHF RFID identification terminal reads the UHF RFID information on material, work efficiency is high; (3) monitor staff can understand the direct of travel of material at any time from monitor terminal, and material is moved into where, and it is good that monitoring has real-time, and direction is clear and definite and monitor the advantages such as stable.
Above-described embodiment is preferably implementation of the present utility model, is not to restriction of the present utility model, and under the prerequisite not departing from inventive concept of the present utility model, any apparent replacement is all within protection domain of the present utility model.
Claims (5)
1. a material monitoring system for removable confined space, is characterized in that: comprise the removable confined space with PLC control system, RFID supervisory system and monitor terminal; The inwall of described removable confined space is metal material, described PLC control system has ethernet module, PLC control system is connected with described monitor terminal by this ethernet module, described RFID supervisory system comprises the RFID identification terminal be installed in removable confined space and the RFID be arranged on material, and described RFID identification terminal is connected with described PLC control system.
2. material monitoring system according to claim 1, is characterized in that: be also provided with the material information treating apparatus that has warning device in described removable confined space, this material information treating apparatus is connected with described RFID identification terminal.
3. material monitoring system according to claim 1 and 2, is characterized in that: described removable confined space is elevator.
4. material monitoring system according to claim 3, is characterized in that: described elevator is provided with the electromagnetic inductor whether merged for responding to elevator door, and this electromagnetic inductor is connected with described RFID identification terminal.
5. material monitoring system according to claim 3, is characterized in that: described RFID identification terminal is UHF RFID identification terminal, and described RFID is UHF RFID.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520214189.4U CN204576528U (en) | 2015-04-10 | 2015-04-10 | A kind of material monitoring system of removable confined space |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520214189.4U CN204576528U (en) | 2015-04-10 | 2015-04-10 | A kind of material monitoring system of removable confined space |
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| Publication Number | Publication Date |
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| CN204576528U true CN204576528U (en) | 2015-08-19 |
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| CN201520214189.4U Active CN204576528U (en) | 2015-04-10 | 2015-04-10 | A kind of material monitoring system of removable confined space |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108578134A (en) * | 2018-03-15 | 2018-09-28 | 浙江大学医学院附属妇产科医院 | A kind of medical AGV trolleies intelligent dispensing system |
-
2015
- 2015-04-10 CN CN201520214189.4U patent/CN204576528U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108578134A (en) * | 2018-03-15 | 2018-09-28 | 浙江大学医学院附属妇产科医院 | A kind of medical AGV trolleies intelligent dispensing system |
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| GR01 | Patent grant |