CN209014676U - A kind of panel switches monitor terminal control line pinch off prior-warning device - Google Patents
A kind of panel switches monitor terminal control line pinch off prior-warning device Download PDFInfo
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- CN209014676U CN209014676U CN201821731754.4U CN201821731754U CN209014676U CN 209014676 U CN209014676 U CN 209014676U CN 201821731754 U CN201821731754 U CN 201821731754U CN 209014676 U CN209014676 U CN 209014676U
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- monitor terminal
- panel switches
- resistance
- switches monitor
- pole switch
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Abstract
The utility model discloses a kind of panel switches monitor terminal control line pinch off prior-warning devices, including on-pole switch and panel switches monitor terminal, the operating mechanism of panel switches monitor terminal and on-pole switch passes through control cable connection, it further include the signal generator alarmed of having no progeny control cable clip, signal generator includes power supply, resistance R1, resistance R2, current comparator, resistance R1 and resistance R2 is connected in series, one end of resistance R1 is electrically connected to a power source, one end of resistance R2 and the first input end of current comparator connect, the output end of current comparator is electrically connected with the communication terminal of panel switches monitor terminal, control cable includes pilot and detection conducting wire, pilot is used to the divide-shut brake signal of panel switches monitor terminal pass to the operating mechanism of on-pole switch, conducting wire is detected to be shorted in resistance R The both ends of 1 or resistance R2.When controlling cable by pinch off, power supply department can find that the control cable status of the user is abnormal in time, carry out in-situ processing in time.
Description
Technical field
The utility model relates to power transmission and transforming equipment technical fields, and in particular to a kind of panel switches monitor terminal control wire clamp
Disconnected prior-warning device.
Background technique
Panel switches monitor terminal (abbreviation FTU) is mounted on column, and is remotely controlled to on-pole switch, remote signalling, failure
Detection function, and communicated with power distribution automation main station, distribution system operating condition and various parameters are provided and are monitored needed for control
Information, parameter when including switch state, electrical energy parameter, phase-to phase fault, ground fault and failure, and execute under distribution main website
The order of hair, is adjusted controller switching equipment and controls, and realizes that fault location, the fast quick-recovery of Fault Isolation and non-faulting region supply
The functions such as electricity.
For marketing work, panel switches monitor terminal needs it to draw remote signal line to on-pole switch, in this way
We can issue trip command to a defaulting subscriber distant place by power user power consumption information acquisition system and urge expense to reach
Effect, while human cost has also been saved to a certain extent.But during specifically used, some electrical power user's malice is pressed from both sides
Disconnected FTU is drawn to the control line of on-pole switch, causes us that can not carry out transfer trip to this client.
Utility model content
To be solved in the utility model is that power consumer malice pinch off FTU is drawn to the control line of on-pole switch, is caused
The technical issues of we can not carry out transfer trip to this client is, and it is an object of the present invention to provide a kind of panel switches monitor terminal controls
Wire clamp breaks prior-warning device.
The utility model is achieved through the following technical solutions:
A kind of panel switches monitor terminal control line pinch off prior-warning device, including on-pole switch and panel switches monitoring are eventually
The operating mechanism of end, the panel switches monitor terminal and on-pole switch passes through control cable connection, panel switches monitor terminal
It further include the signal generator alarmed of having no progeny control cable clip, institute for controlling the automatic breaking-closing operating of on-pole switch
Stating signal generator includes power supply, resistance R1, resistance R2, current comparator, and the resistance R1 and resistance R2 are connected in series, resistance
One end of R1 is electrically connected to a power source, and the first input end of one end of resistance R2 and current comparator connects, and the of current comparator
The connection of the cathode of two input terminals and power supply, the output end of the current comparator and the communication terminal electricity of panel switches monitor terminal
Connection, the control cable include pilot and detection conducting wire, and pilot is used for the division panel switches monitor terminal
Lock signal passes to the operating mechanism of on-pole switch, and detection conducting wire is shorted at the both ends of resistance R1 or resistance R2, and the control is led
Line and detection conducting wire form quad.
The outer wall of preferred embodiment, the quad is enclosed with insulating layer, is enclosed between insulating layer and quad
Metal tape.
Preferred embodiment, the quad are set in rigid casing, and the rigid casing is steel pipe.
Preferred embodiment, the signal generator are located in panel switches monitor terminal.
Preferred embodiment, the power supply are battery.
Preferred embodiment, the on-pole switch are vacuum circuit breaker, and the operating mechanism is permanent magnet mechanism.
The utility model compared with prior art, has the following advantages and benefits: one kind of the use of the new type is matched
Electric switch monitor terminal control line pinch off prior-warning device, the device are provided between on-pole switch and panel switches monitor terminal
Cable and signal generator are controlled, controlling in cable includes two pilots and two detection conducting wires, wherein two controls are led
Line is used to the divide-shut brake signal of panel switches monitor terminal pass to the operating mechanism of on-pole switch, is controlled by pilot
On-pole switch breaking-closing operating processed.Two detections conducting wire therein is connect with signal generator, set in signal generator there are two
Concatenated resistance and current comparator and battery, the both ends of two detection conducting wires and any one progress in two concatenated resistance
It is shorted, detects the another shorted on both ends of conducting wire.When controlling cable not by pinch off, the constant current hold of signal generator, electricity
It flows comparator and does not export alarm signal to panel switches monitor terminal, when controlling cable by pinch off, the electric current of signal generator
Become smaller, current comparator exports alarm signal to panel switches monitor terminal, and power supply department can find the control of the user in time
Cable status processed is abnormal, carries out in-situ processing in time.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the utility model embodiment, constitutes the one of the application
Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings:
FIG. 1 is a schematic structural view of the utility model.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment
As shown in Figure 1, a kind of panel switches monitor terminal control line pinch off prior-warning device of the utility model, including opened on column
It closes and panel switches monitor terminal, panel switches monitor terminal can be communicated with a distant place with electronic station, by the fortune of controller switching equipment
Row data are sent to electronic station, can also be received the control command with electronic station, be controlled controller switching equipment and adjusted.Match
The operating mechanism of electric switch monitor terminal and on-pole switch is by control cable connection, and panel switches monitor terminal is for controlling column
The automatic breaking-closing operating of upper switch.It further include the signal alarmed of having no progeny control cable clip in panel switches monitor terminal
Generator.
Signal generator includes power supply, resistance R1, resistance R2, current comparator, and resistance R1 and resistance R2 are connected in series, electricity
One end of resistance R1 is electrically connected to a power source, and one end of resistance R2 and the first input end of current comparator connect, current comparator
The connection of the cathode of second input terminal and power supply, power supply are preferably battery, and output end and the panel switches monitoring of current comparator are eventually
The communication terminal at end is electrically connected.Control cable includes pilot and detection conducting wire, and pilot is for monitoring panel switches
The divide-shut brake signal of terminal passes to the operating mechanism of on-pole switch, and detection conducting wire is shorted in the both ends of resistance R2, pilot
Quad is formed with detection conducting wire.
Working principle
A kind of panel switches monitor terminal control line pinch off prior-warning device of the use of the new type, the device in on-pole switch and
Control cable and signal generator are provided between panel switches monitor terminal, controlling includes two pilots and two in cable
Root detects conducting wire, wherein two pilots are used to the divide-shut brake signal of panel switches monitor terminal pass to on-pole switch
Operating mechanism controls on-pole switch breaking-closing operating by pilot.Two detection conducting wires and signal generator therein
It connects, is set in signal generator there are two concatenated resistance R1, resistance R2, current comparator and battery, two are detected conducting wire
Both ends are shorted with resistance R2, detect the another shorted on both ends of conducting wire.When controlling cable not by pinch off, signal generator
Constant current hold, current comparator do not export alarm signal to panel switches monitor terminal, when controlling cable by pinch off, letter
The electric current of number generator becomes smaller, and current comparator exports alarm signal to panel switches monitor terminal, and power supply department can be in time
It was found that the control cable status of the user is abnormal, in-situ processing is carried out in time.
Preferred embodiment scheme, user's pinch off quad, is enclosed with insulating layer in the outer wall of quad in order to prevent,
It is enclosed with metal tape between insulating layer and quad, improves the structural strength of quad, avoids by pinch off.
Preferred embodiment scheme, user's pinch off quad, is set in rigid casing, just in quad in order to prevent
Property casing be steel pipe, steel pipe protects quad, and user can not be by scissors or pliers come pinch off quad.
Preferred embodiment scheme, on-pole switch are vacuum circuit breaker, improve circuit cut-off and making capability；Operating mechanism
For permanent magnet mechanism, the volume of Your Majesty's switch is reduced.
Above-described specific embodiment, to the purpose of this utility model, technical scheme and beneficial effects carried out into
One step is described in detail, it should be understood that being not used to limit the foregoing is merely specific embodiment of the present utility model
Determine the protection scope of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of panel switches monitor terminal control line pinch off prior-warning device, including on-pole switch and panel switches monitor terminal,
The operating mechanism of the panel switches monitor terminal and on-pole switch is used for by control cable connection, panel switches monitor terminal
Control the automatic breaking-closing operating of on-pole switch, which is characterized in that further include the signal hair alarmed of having no progeny control cable clip
Raw device, the signal generator include power supply, resistance R1, resistance R2, current comparator, and the resistance R1 and resistance R2 series connection connect
It connects, one end of resistance R1 is electrically connected to a power source, and one end of resistance R2 and the first input end of current comparator connect, and electric current compares
Second input terminal of device and the cathode of power supply connect, the communication of the output end and panel switches monitor terminal of the current comparator
Terminal electrical connection, the control cable include pilot and detection conducting wire, and pilot is used for panel switches monitor terminal
Divide-shut brake signal pass to the operating mechanism of on-pole switch, detection conducting wire is shorted at the both ends of resistance R1 or resistance R2, described
Pilot and detection conducting wire form quad.
2. a kind of panel switches monitor terminal control line pinch off prior-warning device according to claim 1, which is characterized in that institute
The outer wall for stating quad is enclosed with insulating layer, and metal tape is enclosed between insulating layer and quad.
3. a kind of panel switches monitor terminal control line pinch off prior-warning device according to claim 1, which is characterized in that institute
It states quad to be set in rigid casing, the rigid casing is steel pipe.
4. a kind of panel switches monitor terminal control line pinch off prior-warning device according to claim 1, which is characterized in that institute
Signal generator is stated to be located in panel switches monitor terminal.
5. a kind of panel switches monitor terminal control line pinch off prior-warning device according to claim 1, which is characterized in that institute
Stating power supply is battery.
6. a kind of panel switches monitor terminal control line pinch off prior-warning device according to claim 1, which is characterized in that institute
Stating on-pole switch is vacuum circuit breaker, and the operating mechanism is permanent magnet mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821731754.4U CN209014676U (en) | 2018-10-23 | 2018-10-23 | A kind of panel switches monitor terminal control line pinch off prior-warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821731754.4U CN209014676U (en) | 2018-10-23 | 2018-10-23 | A kind of panel switches monitor terminal control line pinch off prior-warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209014676U true CN209014676U (en) | 2019-06-21 |
Family
ID=66839879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821731754.4U Active CN209014676U (en) | 2018-10-23 | 2018-10-23 | A kind of panel switches monitor terminal control line pinch off prior-warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209014676U (en) |
-
2018
- 2018-10-23 CN CN201821731754.4U patent/CN209014676U/en active Active
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