CN201134618Y - Bus temperature and current synthetic monitoring and optical fiber transmitting apparatus for high-low voltage distributing cabinet - Google Patents
Bus temperature and current synthetic monitoring and optical fiber transmitting apparatus for high-low voltage distributing cabinet Download PDFInfo
- Publication number
- CN201134618Y CN201134618Y CNU2007201743100U CN200720174310U CN201134618Y CN 201134618 Y CN201134618 Y CN 201134618Y CN U2007201743100 U CNU2007201743100 U CN U2007201743100U CN 200720174310 U CN200720174310 U CN 200720174310U CN 201134618 Y CN201134618 Y CN 201134618Y
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Abstract
The utility model discloses a comprehensive monitoring fiber-optic transport device of bus-bar temperature current flow of a high-low voltage power distribution cabinet, which comprises a bus bar room, a connecting bus bar, a current measurement coil, a temperature measuring probe, a main bus bar, a connecting fiber optic, a power supply, a current flow measurement device, a data processing and sending signal device, a static contact, a movable contact, a signal receiving device and a display, the current measurement coil in a bus bar room and the temperature sensing probe are sheathed on the connecting bus bar and a measuring point of the main bus bar, the power supply, the current measurement device and the data processing and sending signal device are arranged on the connecting bus bar, the connecting bus bar is also connected with the static contact and the moveable contact, the signal receiving device and the display are arranged out of the bus bar room, and the connecting optical fiber is arranged between a signal receiving device and the display and the data processing and sending signal device. The utility model has the advantages of little power loss, small volume, low production cost, high precision, big measurement range and convenient installation and employment.
Description
One, technical field
The utility model relates to a kind of high-low voltage electric power distribution cabinet supervising device, relates in particular to a kind of high-low voltage electric power distribution cabinet bus temperature electric current comprehensively monitoring fiber transmission device, belongs to electric equipment manufacturing technology field.
Two, background technology
The temperature survey demonstration of high and low pressure complete set of equipments in the market and current measurement show adopts the different measurement display unit of two covers, its exist cost height, device complicated, install and use many defectives such as inconvenience.
Three, summary of the invention
The purpose of this utility model is to overcome deficiency of the prior art, thereby a kind of certainty of measurement height, volume high-low voltage electric power distribution cabinet bus temperature electric current comprehensively monitoring fiber transmission device little, safe in utilization are provided.
The utility model high-low voltage electric power distribution cabinet bus temperature electric current comprehensively monitoring fiber transmission device, mainly comprise bus-bar room, connect bus, current measurement coil and temperature probe, main bus bar, splicing optical fibers, power supply and current measuring device, data processing and transmission signalling, fixed contact, moving contact, received signal device and display, current measurement coil in described bus-bar room and temperature probe are sleeved on the measurement point that connects bus and main bus bar, connecting bus is provided with power supply and current measuring device and data processing and sends signalling, connecting bus also is connected with moving contact with fixed contact, received signal device and display are located at outside the bus-bar room, are provided with splicing optical fibers between received signal device and display and data processing and the transmission signalling.
Adopt the beneficial effect of technique scheme to be:
1, directly measures.Guaranteed the precision of measuring, coil device is easy for installation.
2, measurement mechanism current measurement partial cancellation the iron core and the insulation crust of original instrument transformer.The measurement mechanism volume is dwindled significantly.
3, Optical Fiber Transmission testing result.Cancel the connection of control circuit and primary circuit mesohigh element, solved the Insulation Problems of control circuit and primary circuit mesohigh element.
4, the working power of measurement mechanism is directly provided by the current measurement coil of measurement mechanism, has solved the Insulation Problems of external power supply lead-in wire.
5, measurement mechanism current measurement part is because the cancellation iron core is avoided problems such as magnetic saturation and ferromagnetic resonance and hysteresis effect.
6, comprehensive monitoring system is compared with original two cover measuring systems, has reduced parts such as iron core, insulation crust, optical fiber, checkout gear power supply, and cost reduces significantly.
Four, description of drawings
Fig. 1 is the structural representation of the utility model high-low voltage electric power distribution cabinet bus temperature electric current comprehensively monitoring fiber transmission device;
Fig. 2 is the utility model high-low voltage electric power distribution cabinet bus temperature electric current comprehensively monitoring fiber transmission device operation principle schematic diagram.
Among the figure: 1-bus-bar room, 2-connect bus, 3-current measurement coil and temperature probe, 4-main bus bar, 5-splicing optical fibers, 6-power supply and current measuring device, 7-data processing and send signalling, 8-fixed contact, 9-moving contact, 10-received signal device and display.
Five, embodiment
The utility model high-low voltage electric power distribution cabinet bus temperature electric current comprehensively monitoring fiber transmission device, the contrast accompanying drawing is further described below: this device comprises bus-bar room 1, connect bus 2, current measurement coil and temperature probe 3, main bus bar 4, splicing optical fibers 5, power supply and current measuring device 6, data processing and transmission signalling 7, fixed contact 8, moving contact 9, received signal device and display 10, current measurement coil in described bus-bar room 1 and temperature probe 3 are sleeved on the measurement point that connects bus 2 and main bus bar 4, connecting bus 2 is provided with power supply and current measuring device 6 and data processing and sends signalling 7, connecting bus 2 also is connected with moving contact 9 with fixed contact 8, received signal device and display 10 are located at outside the bus-bar room 1, are provided with splicing optical fibers 5 between received signal device and display 10 and data processing and the transmission signalling 7.
This device is to connect the coil on bus 2 and the main bus bar 4 and be attached to temperature and the electric current that the temperature probe that connects on bus 2 and the main bus bar 4 is measured bus with being enclosed within; measurement result is utilized splicing optical fibers 5 outgoing signals; receiving system is sent to display after receiving conversion of signals; display shows temperature and the electric current of measuring; and according to function corresponding output alarm is set, the instruction of action such as power-off protection.
Claims (1)
1, a kind of high-low voltage electric power distribution cabinet bus temperature electric current comprehensively monitoring fiber transmission device, it comprises bus-bar room (1), connect bus (2), current measurement coil and temperature probe (3), main bus bar (4), splicing optical fibers (5), power supply and current measuring device (6), data processing and transmission signalling (7), fixed contact (8), moving contact (9), received signal device and display (10), it is characterized in that: current measurement coil in described bus-bar room (1) and temperature probe (3) are sleeved on the measurement point that connects bus (2) and main bus bar (4), connecting bus (2) is provided with power supply and current measuring device (6) and data processing and sends signalling (7), connecting bus (2) also is connected with moving contact (9) with fixed contact (8), received signal device and display (10) are located at outside the bus-bar room (1), are provided with splicing optical fibers (5) between received signal device and display (10) and data processing and the transmission signalling (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007201743100U CN201134618Y (en) | 2007-12-25 | 2007-12-25 | Bus temperature and current synthetic monitoring and optical fiber transmitting apparatus for high-low voltage distributing cabinet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007201743100U CN201134618Y (en) | 2007-12-25 | 2007-12-25 | Bus temperature and current synthetic monitoring and optical fiber transmitting apparatus for high-low voltage distributing cabinet |
Publications (1)
Publication Number | Publication Date |
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CN201134618Y true CN201134618Y (en) | 2008-10-15 |
Family
ID=40062887
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNU2007201743100U Expired - Fee Related CN201134618Y (en) | 2007-12-25 | 2007-12-25 | Bus temperature and current synthetic monitoring and optical fiber transmitting apparatus for high-low voltage distributing cabinet |
Country Status (1)
Country | Link |
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CN (1) | CN201134618Y (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101789564A (en) * | 2010-03-16 | 2010-07-28 | 南京普天通信股份有限公司 | Installation structure of optical fiber sensor used for contact temperature detection of power switch cabinet |
CN107069504A (en) * | 2017-03-13 | 2017-08-18 | 无锡亚天光电科技有限公司 | A kind of high-tension switch cabinet temperature probe mounting process |
-
2007
- 2007-12-25 CN CNU2007201743100U patent/CN201134618Y/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101789564A (en) * | 2010-03-16 | 2010-07-28 | 南京普天通信股份有限公司 | Installation structure of optical fiber sensor used for contact temperature detection of power switch cabinet |
CN107069504A (en) * | 2017-03-13 | 2017-08-18 | 无锡亚天光电科技有限公司 | A kind of high-tension switch cabinet temperature probe mounting process |
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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: 20081015 Termination date: 20121225 |