CN2901266Y - Contactor box structure for connecting high voltage temperature online monitor photoelectric changing optical fiber - Google Patents
Contactor box structure for connecting high voltage temperature online monitor photoelectric changing optical fiber Download PDFInfo
- Publication number
- CN2901266Y CN2901266Y CN 200520145548 CN200520145548U CN2901266Y CN 2901266 Y CN2901266 Y CN 2901266Y CN 200520145548 CN200520145548 CN 200520145548 CN 200520145548 U CN200520145548 U CN 200520145548U CN 2901266 Y CN2901266 Y CN 2901266Y
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- hole
- photoelectric transformer
- main body
- contact box
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model discloses a contact case structure for high pressure temperature monitoring the light-to-current inversion fiber optic connection on-line, belonging to temperature on-line monitoring device, which comprises a contact case body. The upper side of the contact case is equipped with through-holes, and an induction power of isolator is poured into the through-holes on the upper side of the body, which is connected via lead-in wire with the photoelectric transformer for supplying the working power supply, a thermal detector is embedded in the fixed insert of the inner wall of centre-line position in the body cave for testing the fixed contact temperature and importing the temperature signal via the lead-in wire connected with the photoelectric transformer, a left-right pass-through hole is provided on the other side relative to the upper hole of the body, the left of which arranges an infrared transmission tube connected with the photoelectric transformer and an infrared receiver tube on the right, the infrared transmission and the receiver tube are connected by a fiber optic, a cover is provided on the position of the photoelectric transformer on the top of the body, an outlet connecting terminal is provided on the right end of the infrated receiver tube and the lower end of the body. Via testing exactly the temperature with the thermal detector contacting the tested point, the utility model can realize an exact and reliable on-line temperature monitor.
Description
Technical field
The utility model relates to the temperature on-line monitoring device of high-voltage switch equipment, is the contact box structure that a kind of high-voltage on-line temperature monitoring of photo-electric conversion embedded optical fiber connects specifically.
Background technology
Dynamic and static contact is owing to manufacturing, installation deviation and cause reasons such as mechanical vibration because of electrical wear, mechanically actuated and short-circuit electromotive force in the run action process in the present portable switchgear, contact resistance is increased, cause that temperature raises, and aggravates the surface of contact oxidation, causes the too high equipment major accident that causes of local temperature to occur repeatedly.This phenomenon has become the weak link of switchgear, and therefore how not only accurately but also easily its true temperature of on-line monitoring is the problem that the insider pays close attention to.
Available technology adopting thermal infrared imager thermometric stops because infrared radiation is subjected to shell and contact box is dual, can not detect its true temperature, and is off-line monitoring, and is inapplicable.
Adopt the direct contact thermography point of thermosensitive device, can realize accurate, fast detecting.But must effectively solve high voltage and scurry into the low-voltage system problem.
The utility model content
In order to reach direct contact measurement, effectively isolate high and low voltage, do not influence switchgear basic structure again, realized not only accurately, reliable but easily on-line monitoring place the contact temperature of contact box.The purpose of this utility model provides the contact box structure that high-voltage on-line temperature monitoring of photo-electric conversion embedded optical fiber that a kind of novel 10KV and above high voltage seal portable switchgear connects.
The technical scheme that its technical matters that solves the utility model adopts is: based on the insulation contact box, inject induction power supply, the contact box structure that is connected with a kind of novel high-voltage on-line temperature monitoring of photo-electric conversion embedded optical fiber of thermal detector, photoelectric transformer, infrared transmitting tube, optical fiber, infrared receiving tube and output wiring terminal and lid composition.It is characterized in that: a contact box main body is arranged, and main body upper end one side offers through hole, and the interior inside of going up the side through hole inboard of main body is injected with the induction power supply in the insulator, and induction power supply is connected so that its working power to be provided with photoelectric transformer by lead-in wire; The main body inner chamber is fixedly being imbedded thermal detector on the inserts on the inwall of position of center line, and to detect the static contact temperature, its lead-in wire is connected with the input temp signal with photoelectric transformer; Main body is provided with a hole that the left and right sides is penetrating at the corresponding opposite side of upper end through hole, and the left end in hole is equipped with the infrared transmitting tube that is connected with photoelectric transformer, and the right-hand member in hole is equipped with infrared receiving tube; Be connected with optical fiber between infrared transmitting tube and the infrared receiving tube; The top of main body is provided with a lid on the position of photoelectric transformer; The right-hand member place that the lower end of main body is connected with infrared receiving tube is provided with output wiring terminal.Temperature signal is transmitted to infrared receiving tube through optical fiber with it by infrared transmitting tube; Infrared receiving tube changes light signal into electric signal again, is connected with the control module of outside by output wiring terminal; Finally finish on-line temperature monitoring and realize temperature protection.Openable lid is that the installation of being convenient to them connects and debugging.
Be the slotted hole of diameter greater than 5mm between described infrared transmitting tube, optical fiber and the infrared receiving tube, and they are enclosed in wherein: described contact box insulating material main body is materials such as epoxy resin, SMC unsaturated polyester and comprises fixedly inserts; Described induction power supply and lead-in wire thereof inject when the cast contact box together, and its lead-in wire is arranged arbitrarily along the edge, but should be convenient to be connected with photoelectric transformer; Described thermal detector is imbedded after being, lead-in wire is connected with photoelectric transformer; Described photoelectric transformer is to be fixed on the contact box with screw; Described infrared transmitting tube links together with photoelectric transformer; Described infrared receiving tube be installed on the contact box after output wiring terminal is connected.
The utility model is applicable to the different contact boxs of large, medium and small complete series rated current.
The beneficial effects of the utility model are: because the contact box that the utility model adopts high-voltage on-line temperature monitoring of photo-electric conversion embedded optical fiber to connect, thermal detector directly contacts the measured point and accurately detects its temperature, realize High-Voltage Insulation by contact box, transmit temperature signal by infrared light, isolate high and low voltage.Realize accurate, reliable high-tension on-line temperature monitoring.Owing to keep the basic structure of original contact box, so keep the function of former contact box, former installation dimension is constant simultaneously, and the scrap build in being more convenient for using is changed or the like.In addition, infrared transmitting tube of the present invention, optical fiber and infrared receiving tube are that sealing is fixing, not influenced by the external environment filth.Therefore, the utility model can reach the purpose of the on-line temperature monitoring of the dynamic and static contact splicing position of high voltage in the contact box.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described.
Fig. 1 is the full section view of the big electric current structure of the utility model.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is the full section view of electric current structure in the utility model.
Fig. 5 is the right view of Fig. 4.
Fig. 6 is the full section view of the little electric current structure of the utility model.
Fig. 7 is the right view of Fig. 6.
Among the figure: 1 is main body, 2 induction power supplies, 3 thermal detectors, 4 lids, 5 photoelectric transformer, 6 infrared transmitting tubes, 7 optical fiber, 8 infrared receiving tubes, 9 output wiring terminals.
Embodiment
Embodiment 1:
See also Fig. 1-Fig. 3, a contact box main body 1 is arranged, main body 1 upper end one side offers through hole, and the induction power supply 2 of insulator is injected in the inside of going up the side through hole inboard in the main body 1, and induction power supply 2 is connected so that its working power to be provided with photoelectric transformer 5 by lead-in wire; Main body 1 inner chamber is fixedly being imbedded thermal detector 3 on the inserts on the inwall of position of center line, and to detect the static contact temperature, its lead-in wire is connected with the input temp signal with photoelectric transformer 5; Main body is provided with a hole that the left and right sides is penetrating at the corresponding opposite side of upper end through hole, and the left end in hole is equipped with the infrared transmitting tube 6 that is connected with photoelectric transformer 5, and the right-hand member in hole is equipped with infrared receiving tube 8; Be connected by optical fiber 7 between infrared transmitting tube 6 and the infrared receiving tube 8; The top of main body 1 is provided with a lid 4 in the upper end, position of photoelectric transformer 5; The lower end of main body 1 is provided with out splice going splice terminal 9 at the right-hand member place that is connected with infrared receiving tube 8.Temperature signal is transmitted into infrared receiving tube 8 by infrared transmitting tube 6 through optical fiber 7; Infrared receiving tube 8 changes light signal into electric signal again, is connected with the control module of outside by out splice going splice terminal 9; Finally finish on-line temperature monitoring and realize temperature protection.
Claims (5)
1, the contact box structure of voltage temperature on-line monitoring photoelectric conversion optical fiber connection, it is characterized in that: a contact box main body is arranged, main body upper end one side offers through hole, the interior inside of going up the side through hole inboard of main body is injected with the induction power supply in the insulator, and induction power supply is connected so that its working power to be provided with photoelectric transformer by lead-in wire; The main body inner chamber is fixedly being imbedded thermal detector on the inserts on the inwall of position of center line, and to detect the static contact temperature, its lead-in wire is connected with the input temp signal with photoelectric transformer; Main body is provided with a hole that the left and right sides is penetrating at the corresponding opposite side of upper end through hole, and the left end in hole is equipped with the infrared transmitting tube that is connected with photoelectric transformer, and the right-hand member in hole is equipped with infrared receiving tube; Be connected with optical fiber between infrared transmitting tube and the infrared receiving tube; The top of main body is provided with a lid on the position of photoelectric transformer; The right-hand member place that the lower end of main body is connected with infrared receiving tube is provided with output wiring terminal.
2, the contact box structure of a kind of high-voltage on-line temperature monitoring of photo-electric conversion embedded optical fiber connection according to claim 1, it is characterized in that: be the slotted hole of diameter between described infrared transmitting tube, optical fiber and the infrared receiving tube, and they are enclosed in wherein greater than 5mm.
3, the contact box structure of a kind of high-voltage on-line temperature monitoring of photo-electric conversion embedded optical fiber connection according to claim 1 is characterized in that: described induction power supply and lead-in wire thereof inject when the cast contact box together, and its lead-in wire is arranged arbitrarily along the edge.
4, the contact box structure of a kind of high-voltage on-line temperature monitoring of photo-electric conversion embedded optical fiber connection according to claim 1, it is characterized in that: described thermal detector is imbedded after being, and lead-in wire is connected with photoelectric transformer.
5, the contact box structure that connects according to the described a kind of high-voltage on-line temperature monitoring of photo-electric conversion embedded optical fiber of claim 1, it is characterized in that: described photoelectric transformer is to be fixed on the contact box with screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520145548 CN2901266Y (en) | 2006-12-31 | 2006-12-31 | Contactor box structure for connecting high voltage temperature online monitor photoelectric changing optical fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520145548 CN2901266Y (en) | 2006-12-31 | 2006-12-31 | Contactor box structure for connecting high voltage temperature online monitor photoelectric changing optical fiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2901266Y true CN2901266Y (en) | 2007-05-16 |
Family
ID=38085430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520145548 Expired - Fee Related CN2901266Y (en) | 2006-12-31 | 2006-12-31 | Contactor box structure for connecting high voltage temperature online monitor photoelectric changing optical fiber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2901266Y (en) |
-
2006
- 2006-12-31 CN CN 200520145548 patent/CN2901266Y/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204088784U (en) | A kind of embedded electric cable accessories with temperature and electric current on-line monitoring function | |
| CN202454744U (en) | Whole insulation type cable accessory with temperature sensor | |
| CN201016813Y (en) | High-voltage charged body temperature on-line monitoring device | |
| CN108269634A (en) | A kind of used in nuclear power station includes the in-pile instrument sheath assembly of isometric arrangement detector | |
| CN104568211A (en) | Switch cabinet contact and busbar connection point temperature rise online monitoring device and working method thereof | |
| CN106896254B (en) | All-fiber current transformer | |
| CN102211375B (en) | Method for producing insulator or contact box with temperature and/or voltage sensor | |
| CN104360124A (en) | Passive electronic current transformer used for integrated intelligent isolation circuit breaker | |
| CN2802470Y (en) | Structure of high-voltage temp on-line monitoring photoelectric change contact box | |
| CN201117559Y (en) | SF6 gas density relay | |
| CN2901266Y (en) | Contactor box structure for connecting high voltage temperature online monitor photoelectric changing optical fiber | |
| CN100369070C (en) | High voltage temperature on-line monitoring optronic switching contact box structure | |
| JP5864270B2 (en) | Nuclear plant temperature measurement system and nuclear plant instrumentation system | |
| CN100498252C (en) | Built-in optical fiber temperature signal transmission device of medium and high pressure system | |
| CN201903952U (en) | Structure of high-voltage temperature online monitor wireless launching contact box | |
| CN203534711U (en) | Intelligent wireless temperature measuring device of high-voltage vacuum circuit breaker contact | |
| CN201387362Y (en) | Wireless temperature measuring terminal for high-voltage electric environment | |
| CN207909508U (en) | A kind of used in nuclear power station includes the in-pile instrument sheath assembly of isometric arrangement detector | |
| CN102509590B (en) | Optical fiber composite insulator for measuring temperature of high-voltage busbar and preparation method | |
| CN210516458U (en) | Temperature sensing type voltage transformer | |
| JP2002267538A (en) | Temperature recording device of electric power transmission system | |
| CN105758557A (en) | Calibration device for temperature monitoring equipment of disconnecting switch contact | |
| CN100590942C (en) | Novel high-voltage circuit-breaker cart | |
| CN205506246U (en) | Aerify cabinet temperature rise testing arrangement | |
| CN102507043B (en) | Optical fiber composite contact case for measuring temperature of high-voltage switch contacts and production method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070516 Termination date: 20131231 |