CN106052905A - Annular passive contact type built-in temperature measuring device - Google Patents
Annular passive contact type built-in temperature measuring device Download PDFInfo
- Publication number
- CN106052905A CN106052905A CN201610516614.4A CN201610516614A CN106052905A CN 106052905 A CN106052905 A CN 106052905A CN 201610516614 A CN201610516614 A CN 201610516614A CN 106052905 A CN106052905 A CN 106052905A
- Authority
- CN
- China
- Prior art keywords
- temperature measuring
- metal derby
- rfid
- shaped frame
- passive contact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/16—Special arrangements for conducting heat from the object to the sensitive element
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Theoretical Computer Science (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The invention discloses an annular passive contact type built-in temperature measuring device which comprises a U-shaped bracket and a C-shaped bracket. The U-shaped bracket is connected with the C-shaped bracket for forming a similar regular ring. The U-shaped bracket is internally provided with a chamber in which a temperature measuring mechanism is mounted. The temperature measuring mechanism comprises a PCB, metal blocks and an RFID temperature measuring chip. The PCB is provided with a controller. The metal block is fixedly connected with the PCB. The RFID temperature measuring chip is fixed on the PCB and corresponds with the position of the metal block. The RFID temperature measuring chip is connected with an RFID antenna. Furthermore the RFID temperature measuring chip is connected with the controller through the RFID antenna. The inside wall of the U-shaped bracket is provided with gaps. The metal blocks extend out of the gaps. The metal blocks are used for contacting with a measured wire core. The RFID temperature measuring chip is used for detecting the temperature of the metal block. The annular passive contact type built-in temperature measuring device realizes passive driving, no requirement for lead connection, and higher measurement accuracy.
Description
Technical field
The present invention relates to thermometry field, particularly relate to a kind of annular built-in temperature measuring equipment of passive contact.
Background technology
Along with popularizing of intelligent grid, traditional thermometric mode is progressively replaced in the application of artificial intelligence, in order to ensure electrical network
Safe and reliable operation, prevents from causing various fault owing to cable temperature is too high, measures cable actual motion temperature particularly internal
Heart yearn temperature is particularly significant.Prior art major part is for measuring cable hull-skin temperature, and testee and induction apparatus are exhausted by cable
Edge layer is isolated, and causes temperature to run off in a large number and produces the biggest error, temperature measuring equipment easy quilt in outside adverse circumstances for a long time
The ageing failure such as accelerated weathering, corrosion, oxidation, there is the most active wired thermometric of some new techniques, internal employing electricity in industry in recent years
Pond provides electricity to maintain thermometric, uses built-in sensitive device going between to the method for external detection at cable connector, and the method has
Two big defects: one is to need battery to provide energy to drive, and easily cannot run because of electricity deficiency, and later maintenance also is difficult to；Two are
Owing to lead-in wire is longer, run off when temperature conduction to outside bigger, it is impossible to reflect temperature really in time, add easy for installation
Property, the considering of practicality, it is popularized and is greatly affected.
Summary of the invention
In order to overcome the deficiencies in the prior art, it is an object of the invention to provide family's annular built-in thermometric of passive contact
Device, it drives without battery, it is not necessary to lead-in wire heat transfer, and sensor and point for measuring temperature one, measurement data is more accurate.
The present invention realizes by the following technical solutions:
A kind of annular built-in temperature measuring equipment of passive contact, connects including U-shaped frame, c-type frame, U-shaped frame and c-type frame and forms class
Annulus；It is provided with cavity in described U-shaped frame, temperature measuring mechanism is installed in cavity；Described temperature measuring mechanism include pcb board, metal derby,
RFID thermometric chip, pcb board is provided with controller, and metal derby is fixing with pcb board to be connected, and RFID thermometric chip is fixed on pcb board
On, and corresponding with metal derby position, RFID thermometric chip connects RFID antenna, and RFID thermometric chip was by these RFID days
Line is connected with controller；The medial wall of described U-shaped frame is provided with breach, and described metal derby stretches out from breach；Described metal derby is used for
Contacting with tested core, described RFID thermometric chip is for detecting the temperature of metal derby.
Preferably, described temperature measuring mechanism also includes spring, and the metal derby end face near the lateral wall of U-shaped frame is provided with fixing
Hole, one end of spring is fixed in fixing hole, and the other end stretches out from fixing hole and fixes with the lateral wall of U-shaped frame.
Preferably, described fixing hole is blind hole.
Preferably, the quantity of the quantity of described metal derby, the quantity of RFID thermometric chip and breach is multiple, and RFID surveys
The quantity of temperature chip is all identical with the quantity of metal derby with the quantity of breach；RFID thermometric chip and metal derby one_to_one corresponding, gold
Belonging to block and breach one_to_one corresponding, each RFID thermometric chip is for detecting the temperature of corresponding metal derby.
Preferably, described U-shaped frame includes U-shaped shell and U-shaped cover, and U-shaped cover is connected the described cavity of formation with U-shaped shell；Institute
State breach and be positioned at the medial wall of U-shaped shell.
Preferably, described metal derby is fixed with pcb board by screw.
Preferably, described U-shaped frame is fixed with c-type frame by bolt.
Preferably, described U-shaped frame be respectively arranged at two ends with a copper stud, the two ends of described c-type frame set a through hole respectively, logical
Hole and copper stud one_to_one corresponding, and bolt passes through hole and copper stud is fixed and is connected.
Preferably, being provided with several reinforcements in described cavity, described pcb board is fixed on reinforcement.
Compared to existing technology, the beneficial effects of the present invention is:
1, using RFID thermometric chip to realize passive drive, RFID thermometric chip is directly anchored on pcb board, it is not necessary to lead-in wire
Connect, and contact with tested core between metal derby, it is achieved heat conduction function, and carry out thermometric by RFID thermometric chip, directly
Transmission of heat by contact, measures more accurate；
2, connected the structure of formation class annulus by U-shaped frame and c-type frame, be adapted to cable shape, it is achieved build-in function, energy
Enough the core in insulating barrier is carried out temperature survey.
Accompanying drawing explanation
Fig. 1 is the overall structure figure of a kind of annular built-in temperature measuring equipment of passive contact of the present invention.
Fig. 2 is U-shaped frame and the fractionation structure chart of c-type frame of the present invention；
Fig. 3 is the fractionation structure chart of the U-shaped frame of the present invention；
Fig. 4 is the structure chart of the metal derby of the present invention.
In figure:
1, U-shaped frame；11, breach；12, U-shaped shell；13, U-shaped cover；14, copper stud；15, reinforcement；
2, c-type frame；21, through hole；
3, temperature measuring mechanism；31, pcb board；32, metal derby；321, fixing hole；33, RFID thermometric chip；34, spring；
4, screw；5, bolt.
Detailed description of the invention
Below, in conjunction with accompanying drawing and detailed description of the invention, the present invention is described further:
The present invention provides a kind of annular built-in temperature measuring equipment of passive contact, is applied to the detection to cable, and this
The structure of bright offer can be placed into inside cable, detects the core within cable.See Fig. 1 to Fig. 4, bag of the present invention
Include U-shaped frame 1, c-type frame 2, U-shaped frame 1 and c-type frame 2 and connect formation class annulus.Being set to class circular ring structure is to preferably adapt to
Shape within cable.
In U-shaped frame 1, it is provided with cavity, temperature measuring mechanism 3 is installed in cavity.Temperature measuring mechanism 3 includes pcb board 31, metal derby
32, RFID thermometric chip 33, pcb board 31 is provided with controller, and metal derby 32 is fixing with pcb board 31 to be connected, RFID thermometric chip
33 are fixed on pcb board 31, and corresponding with metal derby 32 position, and RFID thermometric chip 33 connects RFID antenna, and RFID
Thermometric chip 33 is connected with controller by this RFID antenna；The medial wall of U-shaped frame 1 is provided with breach 11, described metal derby 32 from
Breach 11 stretches out.Here the leg at the internal ring place of definition class annulus is medial wall, and the leg at the outer shroud place of class annulus is
Lateral wall, it will be understood that the medial wall of described U-shaped frame 1 here interior is not being in inner chamber for same sidewall
Face, and refer to the sidewall at internal ring place.
During use, metal derby 32 directly contacts with tested core, say, that metal derby 32 plays the effect of heat conduction, and
RFID thermometric chip 33 then detects the temperature of metal derby 32.The passive techniques of RFID thermometric chip 33 is RFID antenna to be launched
Radiofrequency signal be converted to energy.And the temperature that RFID thermometric chip 33 is detected sends to controller, controller pass through
Wireless network can send to outside equipment and carry out follow-up analysis, preservation etc..
Temperature measuring mechanism 3 also includes spring 34, and the metal derby 32 end face near the lateral wall of U-shaped frame 1 is provided with fixing hole 321,
One end of spring 34 is fixed in fixing hole 321, and the other end stretches out from fixing hole 321 and fixes with the lateral wall of U-shaped frame 1.
Equally, lateral wall here refers to the sidewall at U-shaped frame 1 outer shroud place.Setting by spring 34 so that metal derby
32 is tightr with contacting of tested core.Metal derby 32 and pcb board 31 are fixing, loosen when tested core produces, and diameter produces
Changing, due to compression, the rebound function of spring 34 so that pcb board 31 and metal derby 32 in the medial wall of U-shaped frame 1 and
Move between lateral wall, it is ensured that in any case metal derby 32 can contact with tested core, do not have the phenomenon of loose contact.
Above-mentioned fixing hole 321 is preferably blind hole.
The quantity of the quantity of metal derby 32, the quantity of RFID thermometric chip 33 and breach 11 is multiple, RFID thermometric core
The quantity of sheet 33 is all identical with the quantity of metal derby 32 with the quantity of breach 11；RFID thermometric chip 33 and metal derby 32 1 a pair
Should, metal derby 32 and breach 11 one_to_one corresponding, each metal derby 32 stretches out from the breach 11 that it is corresponding, each RFID
Thermometric chip 33 is for detecting the temperature of corresponding metal derby 32.Multiple metal derby 32, multiple RFID thermometric chip 33 are set,
It is capable of multimetering so that data are more added with referential.
U-shaped frame 1 includes U-shaped shell 12 and U-shaped cover 13, and U-shaped cover 13 is connected the described cavity of formation with U-shaped shell 12；Described
Breach 11 is positioned at the medial wall of U-shaped shell 12.U-shaped frame 1 is divided into U-shaped shell 12 and U-shaped cover 13, convenient installing temperature measuring mechanism 3.
In the present invention, metal derby 32 can be fixing by screw 4 with the fixed form of pcb board 31, RFID thermometric chip 33
It is welded on pcb board 31.U-shaped frame 1 is fixed with c-type frame 2 by bolt 5.U-shaped frame 1 be respectively arranged at two ends with a copper stud 14, institute
The two ends stating c-type frame 2 set a through hole 21, through hole 21 and copper stud 14 one_to_one corresponding respectively, and bolt 5 is through through hole 21 and copper spiral shell
Post 14 is fixing to be connected.
Cavity inside at U-shaped frame 1 is provided with several reinforcements 15, and pcb board 31 is fixed on reinforcement 15.Reinforcement 15
Both played the effect supporting pcb board 31, the most also the medial wall of U-shaped frame 1 and lateral wall had been played the effect strengthening mechanical performance simultaneously.
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various
Corresponding change and deformation, and all these change and deformation all should belong to the protection domain of the claims in the present invention
Within.
Claims (9)
1. the annular built-in temperature measuring equipment of passive contact, it is characterised in that include U-shaped frame, c-type frame, U-shaped frame and c-type frame
Connect and form class annulus；It is provided with cavity in described U-shaped frame, temperature measuring mechanism is installed in cavity；Described temperature measuring mechanism includes PCB
Plate, metal derby, RFID thermometric chip, pcb board is provided with controller, and metal derby is fixing with pcb board to be connected, and RFID thermometric chip is solid
It is scheduled on pcb board, and corresponding with metal derby position, RFID thermometric chip connects RFID antenna, and RFID thermometric chip leads to
Cross this RFID antenna to be connected with controller；The medial wall of described U-shaped frame is provided with breach, and described metal derby stretches out from breach；Described
Metal derby is for contacting with tested core, and described RFID thermometric chip is for detecting the temperature of metal derby.
The annular built-in temperature measuring equipment of passive contact the most as claimed in claim 1, it is characterised in that described temperature measuring mechanism is also wrapped
Including spring, the metal derby end face near the lateral wall of U-shaped frame is provided with fixing hole, and one end of spring is fixed in fixing hole, another
End stretches out from fixing hole and fixes with the lateral wall of U-shaped frame.
The annular built-in temperature measuring equipment of passive contact the most as claimed in claim 2, it is characterised in that described fixing hole is blind
Hole.
The annular built-in temperature measuring equipment of passive contact the most as claimed in claim 1, it is characterised in that the number of described metal derby
Amount, the quantity of the quantity of RFID thermometric chip and breach are multiple, the quantity of RFID thermometric chip and the quantity of breach all with
The quantity of metal derby is identical；RFID thermometric chip and metal derby one_to_one corresponding, metal derby and breach one_to_one corresponding, each RFID
Thermometric chip is for detecting the temperature of corresponding metal derby.
The annular built-in temperature measuring equipment of passive contact the most as claimed in claim 1, it is characterised in that described U-shaped frame includes U-shaped
Shell and U-shaped cover, U-shaped cover is connected the described cavity of formation with U-shaped shell；Described breach is positioned at the medial wall of U-shaped shell.
The annular built-in temperature measuring equipment of passive contact the most as claimed in claim 1, it is characterised in that described metal derby passes through spiral shell
Silk is fixed with pcb board.
The annular built-in temperature measuring equipment of passive contact the most as claimed in claim 1, it is characterised in that described U-shaped frame passes through spiral shell
Bolt is fixed with c-type frame.
The annular built-in temperature measuring equipment of passive contact the most as claimed in claim 7, it is characterised in that the two ends of described U-shaped frame
Being respectively equipped with a copper stud, the two ends of described c-type frame set a through hole, through hole and copper stud one_to_one corresponding respectively, and bolt passes
Through hole is fixing with copper stud to be connected.
The annular built-in temperature measuring equipment of passive contact the most as claimed in claim 1, it is characterised in that if being provided with in described cavity
Dry reinforcement, described pcb board is fixed on reinforcement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610516614.4A CN106052905A (en) | 2016-07-01 | 2016-07-01 | Annular passive contact type built-in temperature measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610516614.4A CN106052905A (en) | 2016-07-01 | 2016-07-01 | Annular passive contact type built-in temperature measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106052905A true CN106052905A (en) | 2016-10-26 |
Family
ID=57200636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610516614.4A Pending CN106052905A (en) | 2016-07-01 | 2016-07-01 | Annular passive contact type built-in temperature measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106052905A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106652790A (en) * | 2016-12-06 | 2017-05-10 | 深圳市金瑞铭科技有限公司 | Passive temperature measuring electronic name plate based on RFID technology |
| CN107817016A (en) * | 2017-10-18 | 2018-03-20 | 成都上甲光电科技有限公司 | The installing mechanism of sensor in a kind of bridge health monitoring system |
| CN109186808A (en) * | 2018-10-31 | 2019-01-11 | 劭行（苏州）智能科技有限公司 | The temperature wireless sensor-based system of ring network cabinet |
| CN109613391A (en) * | 2017-10-04 | 2019-04-12 | 镇江长河电力技术有限公司 | A kind of failure ring can be used for Cable fault examination |
| CN109974869A (en) * | 2017-12-27 | 2019-07-05 | 核动力运行研究所 | A kind of metal outer wall temperature measurement device |
| WO2019157619A1 (en) * | 2018-02-13 | 2019-08-22 | Abb Schweiz Ag | Bushings, system for temperature measurement and method for installing measuring assembly in bushing in switchgear |
| CN112665742A (en) * | 2020-11-20 | 2021-04-16 | 深圳供电局有限公司 | Cable temperature measuring device |
-
2016
- 2016-07-01 CN CN201610516614.4A patent/CN106052905A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106652790A (en) * | 2016-12-06 | 2017-05-10 | 深圳市金瑞铭科技有限公司 | Passive temperature measuring electronic name plate based on RFID technology |
| CN109613391A (en) * | 2017-10-04 | 2019-04-12 | 镇江长河电力技术有限公司 | A kind of failure ring can be used for Cable fault examination |
| CN107817016A (en) * | 2017-10-18 | 2018-03-20 | 成都上甲光电科技有限公司 | The installing mechanism of sensor in a kind of bridge health monitoring system |
| CN109974869A (en) * | 2017-12-27 | 2019-07-05 | 核动力运行研究所 | A kind of metal outer wall temperature measurement device |
| WO2019157619A1 (en) * | 2018-02-13 | 2019-08-22 | Abb Schweiz Ag | Bushings, system for temperature measurement and method for installing measuring assembly in bushing in switchgear |
| CN111587367A (en) * | 2018-02-13 | 2020-08-25 | Abb瑞士股份有限公司 | Bushing, system for measuring temperature and method for mounting a measuring assembly in a bushing in a switchgear |
| CN109186808A (en) * | 2018-10-31 | 2019-01-11 | 劭行（苏州）智能科技有限公司 | The temperature wireless sensor-based system of ring network cabinet |
| CN112665742A (en) * | 2020-11-20 | 2021-04-16 | 深圳供电局有限公司 | Cable temperature measuring device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161026 |
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| RJ01 | Rejection of invention patent application after publication |