CN205748713U - Multichannel temperature protective relaying device based on fluorescence method - Google Patents
Multichannel temperature protective relaying device based on fluorescence method Download PDFInfo
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- CN205748713U CN205748713U CN201620679808.1U CN201620679808U CN205748713U CN 205748713 U CN205748713 U CN 205748713U CN 201620679808 U CN201620679808 U CN 201620679808U CN 205748713 U CN205748713 U CN 205748713U
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Abstract
The utility model discloses a kind of multichannel temperature protective relaying device based on fluorescence method, it includes cabinet, and be positioned at the liquid crystal panel in described cabinet front and be positioned at some PCB plates at the described cabinet back side, described PCB plate is vertical vertically-mounted, it includes thermometric plate, main control plate, relay plate and electric socket, described thermometric plate is provided with the ST joint for connecting various surgical grade stainless steels and the binding post for output temperature data, described main control plate is provided with FLASH card groove and ethernet lan and industry CAN communication interface, described electric socket is provided with supply socket and on and off switch.This utility model reliability, stability and temperature measurement accuracy are high, and electromagnetism interference and pollution capacity are strong；Detection way can change flexibly, to adapt to different application demands, and can be with remote control and regulation.
Description
Technical field
This utility model relates to a kind of multichannel temperature protective relaying device based on fluorescence method, belongs to analysis and measures control
Technical field processed.
Background technology
Current field of temperature measurement is roughly divided into conventional measurement warming therapy and photoelectric measuring warming therapy, and conventional measurement warming therapy is by the temperature of testee
Degree information is converted directly into the signal of telecommunication (such as critesistor, platinum resistance and thermocouple etc.) by temperature probe, then by telecommunications
Number transmission goes out temperature information for other equipment collections to demodulated equipment inverse.Tradition thermometric mode have fast response time,
The feature that temperature measurement accuracy is high, but its not competent high electromagnetic interference, use occasion of highly corrosive, such as oil-immersed type transformer winding
Thermometric, microwave heating equipment thermometric and semiconductor production equipment thermometric etc..Tradition thermometric mode is used, the most then in above-mentioned occasion
Temperature-measuring results serious distortion, heavy then damage important equipment under test (such as transformator etc.), even threaten operator's personal safety.
Photoelectric measuring warming therapy is that the temperature information of testee is first converted to optical signal, then by the light containing temperature information
Signal conduction is to photoelectricity demodulation module, and demodulation module inverse immediately goes out testee temperature information.Owing to holding in harsh environment
Carry temperature information is optical signal, thus for tradition temp measuring method, photoelectric measuring warming therapy possesses extremely strong anti-electromagnetism and does
Disturb and pollution capacity.
The most popular two kinds of photoelectric measuring warming therapys at present: optical fiber grating temperature-measuring and fluorescence type thermometry.Optical fiber grating temperature-measuring
Method is the characteristic utilizing grating (optical filter) filter range to vary with temperature, and comes anti-by detection excitation light source light composition transfer
Calculate testee temperature information.And fluorescence type thermometry is to reflect the optical attenuation time by detection probe end fluorescent material, enter
And inverse testee temperature information.Two kinds of photoelectric measuring warming therapys are compared, and the optic probe structure of the latter and circuit design are the most more
Simply, its reliability, stability and temperature measurement accuracy are all higher than the former simultaneously.
Multichannel temperature protective relaying device (hereinafter referred to as temperature controller) is suitable for harsh thermometric condition.Its temperature-measurement principle is just
Being based on fluorescence type thermometry, it can detect multichannel tested " focus ", and every road " focus " the most corresponding road relay signal, when tested
When the temperature value of " focus " is beyond certain limit, this relay can produce actuating signal, and provides protection to corresponding circuit.Should
The detection way of device can change flexibly, to adapt to different application demands.Man-machine friendship is had respectively in mutual and communication aspect
Mutually (such as liquid crystal display screen or host computer) with ethernet lan mouth based on 61850.
Utility model content
For the deficiency overcoming prior art to exist, this utility model provides a kind of multichannel temperature based on fluorescence method and continues
Electrical protective device.
This utility model adopts the technical scheme that: a kind of multichannel temperature protective relaying device based on fluorescence method, its
Including cabinet, and it is positioned at the liquid crystal panel in described cabinet front and is positioned at some PCB plates at the described cabinet back side, described
PCB plate is vertical vertically-mounted, and it includes thermometric plate, main control plate, relay plate and electric socket, and described thermometric is inserted
Plate is provided with the ST joint for connecting various surgical grade stainless steels and the binding post for output temperature data, and described main control is inserted
Plate is provided with FLASH card groove and ethernet lan and industry CAN communication interface, and described electric socket is provided with power supply and inserts
Seat and on and off switch.
Further, the left side at the described cabinet back side is used for installing thermometric plate as temperature measuring area, and this temperature measuring area is provided with four
Individual thermometric plate mounting socket, each described thermometric plate is provided with four ST joints and a binding post, terminals
Son is positioned at the lower section of ST joint.
Further, described main control plate is positioned at the middle part at the cabinet back side, relay plate and electric socket position successively
In the right side of main control plate, thermometric plate is positioned at the left side of main control plate, and the most corresponding thermometric of described relay plate is inserted
Each temperature channel on plate.
Further, described thermometric plate can mutual reversing of position；Described relay plate is provided with respective numbering, can
It is exchanged with each other position.
Further, described liquid crystal panel is touch-typed LCD panel, and this liquid crystal panel is together with its place front end face and machine
Removably connect between case.
The beneficial effects of the utility model are: reliability, stability and temperature measurement accuracy are high, electromagnetism interference and pollution energy
Power is strong；Detection way can change flexibly, to adapt to different application demands, and can be with remote control and regulation；Circuit board module simultaneously
Changing design, feature richness, install simple, human-computer interaction interface has plurality of installation forms and multiple display interface.
This protection device integrated multipath optical fiber temperature measuring sensor, can be simultaneously to multiple " focus " thermometric, and every Lu Youyi is continued
Electrical equipment is supporting with this road optical fiber temperature measuring sensor, and the operating state of relay is together decided on user's setting value by observed temperature.
All of parameter is arranged and digital independent all can be carried out by human-computer interaction interface, it is also possible to by the remotely located regulation and control of Ethernet
This protection device.The main application fields of product includes: microwave heating equipment, power system on-line checking and semicon industry
Deng.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Fig. 2 is the structural representation at this utility model back side.
Fig. 3 is hardware frame figure of the present utility model.
Fig. 4 is single channel display interface.
Fig. 5 is multi-tiled display interface.
In figure: 1-liquid crystal panel, 2-cabinet, 3-thermometric plate, 4-main control plate, 5-relay plate, 6-power supply is inserted
Plate.
Detailed description of the invention
With specific embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.
As shown in Figure 1 to Figure 3, a kind of multichannel temperature protective relaying device based on fluorescence method, it includes cabinet 2, with
And be positioned at the liquid crystal panel 1 in described cabinet 2 front and be positioned at some PCB plates at described cabinet 2 back side, described PCB plate stands
Formula is vertically-mounted, and it includes thermometric plate 3, main control plate 4, relay plate 5 and electric socket 6, on described thermometric plate 3
It is provided with the ST joint for connecting various surgical grade stainless steels and the binding post for output temperature data, described main control plate 4
Being provided with FLASH card groove and ethernet lan and industry CAN communication interface, described electric socket 6 is provided with supply socket
And on and off switch.
In this utility model, the left side at described cabinet 2 back side is used for installing thermometric plate 3 as temperature measuring area, this temperature measuring area
Being provided with four thermometric plate mounting sockets, each described thermometric plate 3 is provided with four ST joints and a binding post,
Binding post is positioned at the lower section of ST joint.Described main control plate 4 is positioned at the middle part at cabinet 2 back side, relay plate 5 and power supply
Plate 6 is sequentially located at the right side of main control plate, and thermometric plate 3 is positioned at the left side of main control plate, described relay plate 5 points
Each temperature channel on not corresponding thermometric plate 3.
Function of the present utility model and feature are as follows:
Easy hardware architecture.
CPU treatment region is responsible for reading out control instruction from liquid crystal panel, according to instruction dispatch thermometric sample region phase
Close passage, the most externally output relay signal.Device talk district makes the temperature controller can be with remote control and regulation.
Circuit board module massing designs.
Temperature controller uses modularized design, and whole devices are divided into a casing and several PCB plates.This equipment is five
Individual functional module district: human-computer interaction interface, optical fiber temperature-measurement district, master control district, relay protection district and power supply area.Fig. 1 show
Temperature controller postnotum schematic diagram.The most continuous 4 PCB plates are optical fiber temperature-measurement district, and each plate is provided with 4 tunnel fluorescence type light
Fine temperature sensor, in figure, the circular hole of 2 is temperature probe bindiny mechanism, has a binding post below each PCB plate, and it is right
The current signal of No. 4 sensors should be exported.5th block of plate is main control district, is responsible for remaining hardware system co-ordination.Have on it
The communication interfaces such as FLASH card groove, ethernet lan mouth and industry CAN.6th and the 7th block of PCB plate is relay signal
Output terminal, respectively corresponding each temperature channel.8th piece is power panel.
Temperature control strategy.
Every road controls passage a temperature transducer and a relay, and the operating state of relay is by temperature transducer
Determine with action setting value.For preventing relay from action back and forth occur, its action setting value is divided into two kinds: trip value and return
Lock value, the former is higher than the latter.When observed temperature value is higher than trip value, relay starts action, and when observed temperature is less than back
During lock value, relay returns lock.
Analog current signal scope is adjustable.
This temperature controller can external output multi-channel 4-20mA current signal, corresponding with the temperature sensor of every road.User is permissible
The temperature range that each road analogue signal is corresponding is set by friendly human-computer interaction interface.
The anti-reverse strategy of PCB plate.
Only each temperature transducer ID and channel number need to be bound, can mutually exchange between 4 PCB plates from left to right
Position, and occur without thermometric entanglement phenomenon.Two relay plates have respective numbering, can be exchanged with each other position, without any shadow
Ring.User the most only need to guarantee that master board and power panel are accurately installed.
Human-computer interaction interface plurality of installation forms.
Fig. 2 is that assembling form given tacit consent to by temperature controller, and leading section is touch-typed LCD panel.Now this panel is connected in cabinet
Together.Both can also be split, the most independently installed, now only need to by connection between the two by cabinet front end or after
Draw at terminated line.
Multiple display interface.
As shown in Figure 4 and Figure 5, this temperature controller has four kinds of display interfaces: single channel shows, four-way shows, eight passages
Display and ten clematis stem roads show.If user to understand the information of certain passage in detail, then can use single channel explicit representation, this
Time interface can show this channel temperature history.If user thinks to check multiplexer channel temperature information simultaneously, then can use four-way, eight
Passage or ten clematis stem road display interfaces.
Implementation of the present utility model is:
Insert main control plate and for electric socket board, be inserted at least one block of thermometric plate and one piece of relay, confirm errorless
Power on to temperature controller afterwards.Under normal circumstances, liquid crystal panel shows main interface, and the fibre-optical probe seam of temperature controller rearward end
Send excitation light source.On the premise of correct binding temperature measurement module ID with channel number, connect upper fiber optic temperature to certain passage
Probe, now corresponding on liquid crystal panel passage can show thermometric value.
After setting each passage thermometric higher limit and lower limit, it is right that observed temperature value and setting value can be done by built-in CPU
Ratio, higher than the then respective channel actuating of relay of thermometric higher limit, returns lock less than thermometric lower limit then respective channel relay.Each logical
Road relay status can be indicated by corresponding display lamp and word.
By liquid crystal panel, the temperature range that each channel analog signal is corresponding is set.It is linear corresponding pass between the two
System.
After the equipment of completing is arranged, installation can be performed.This temperature controller is utilized to detect multiplexer channel thermometric information, user in real time
FLASH card can be selected to record temperature data history, it is possible to use Ethernet remotely monitors temperature controller.
This temperature controller possesses temperature measurement module working state monitoring mechanism, if there being temperature measurement module work abnormal, and temperature controller
Can timely alarm user.
Of the present utility model ultimate principle, principal character and advantage have more than been shown and described.The ordinary skill of this area
Personnel are it should be appreciated that above-described embodiment limits protection domain of the present utility model, all employing equivalents etc. the most in any form
The technical scheme that mode is obtained, all falls within protection domain of the present utility model.
This utility model is not directed to part and the most same as the prior art prior art maybe can be used to be realized.
Claims (5)
1. a multichannel temperature protective relaying device based on fluorescence method, it is characterised in that: include cabinet, and be positioned at described
The liquid crystal panel in cabinet front and the some PCB plates being positioned at the described cabinet back side, described PCB plate is vertical vertically-mounted, its
Including thermometric plate, main control plate, relay plate and electric socket, described thermometric plate is provided with for connecting optical fiber temperature
The ST joint of degree probe and for the binding post of output temperature data, described main control plate be provided with FLASH card groove and with
Too net LAN and industry CAN communication interface, described electric socket is provided with supply socket and on and off switch.
Multichannel temperature protective relaying device based on fluorescence method the most according to claim 1, it is characterised in that: described machine
The left side at the case back side is used for installing thermometric plate as temperature measuring area, and this temperature measuring area is provided with four thermometric plate mounting sockets, described
Each thermometric plate be provided with four ST joints and a binding post, binding post is positioned at the lower section of ST joint.
Multichannel temperature protective relaying device based on fluorescence method the most according to claim 1 and 2, it is characterised in that: institute
Stating main control plate and be positioned at the middle part at the cabinet back side, relay plate and electric socket are sequentially located at the right side of main control plate,
Thermometric plate is positioned at the left side of main control plate, each temperature channel on the most corresponding thermometric plate of described relay plate.
Multichannel temperature protective relaying device based on fluorescence method the most according to claim 1 and 2, it is characterised in that: institute
Stating thermometric plate can mutual reversing of position；Described relay plate is provided with respective numbering, can be exchanged with each other position.
Multichannel temperature protective relaying device based on fluorescence method the most according to claim 1 and 2, it is characterised in that: institute
Stating liquid crystal panel is touch-typed LCD panel, and this liquid crystal panel removably connects together with between its place front end face and cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620679808.1U CN205748713U (en) | 2016-07-01 | 2016-07-01 | Multichannel temperature protective relaying device based on fluorescence method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620679808.1U CN205748713U (en) | 2016-07-01 | 2016-07-01 | Multichannel temperature protective relaying device based on fluorescence method |
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| Publication Number | Publication Date |
|---|---|
| CN205748713U true CN205748713U (en) | 2016-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620679808.1U Active CN205748713U (en) | 2016-07-01 | 2016-07-01 | Multichannel temperature protective relaying device based on fluorescence method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449793A (en) * | 2018-10-23 | 2019-03-08 | 国网天津市电力公司 | Electrical energy measurement end system |
| CN112363418A (en) * | 2019-07-23 | 2021-02-12 | 西安和其光电科技股份有限公司 | Fluorescent optical fiber temperature controller and temperature control method thereof |
-
2016
- 2016-07-01 CN CN201620679808.1U patent/CN205748713U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449793A (en) * | 2018-10-23 | 2019-03-08 | 国网天津市电力公司 | Electrical energy measurement end system |
| CN112363418A (en) * | 2019-07-23 | 2021-02-12 | 西安和其光电科技股份有限公司 | Fluorescent optical fiber temperature controller and temperature control method thereof |
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