CN207051420U - The high voltage cable malfunction monitoring indicator main frame for being easy to observation - Google Patents
The high voltage cable malfunction monitoring indicator main frame for being easy to observation Download PDFInfo
- Publication number
- CN207051420U CN207051420U CN201721086818.5U CN201721086818U CN207051420U CN 207051420 U CN207051420 U CN 207051420U CN 201721086818 U CN201721086818 U CN 201721086818U CN 207051420 U CN207051420 U CN 207051420U
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- CN
- China
- Prior art keywords
- current sensor
- cable
- indicator lamp
- malfunction
- high voltage
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- 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
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Abstract
The utility model discloses a kind of high voltage cable malfunction monitoring indicator main frame for being easy to observation, including：First current sensor, it is fixedly installed in the L1 phase lines of cable trough by support；Second current sensor, it is fixedly installed in the L2 phase lines of cable trough by support；3rd current sensor, it is fixedly installed in the L3 phase lines of cable trough by support；Host main body, its surface is installed with L1 malfunction indicator lamp, L2 malfunction indicator lamp, L3 malfunction indicator lamp and earth fault indicator lamp, and the inside of host main body is provided with cpu motherboard；The high voltage cable malfunction monitoring is used for the device for indicating that fault current circulates with the indicator main frame for being easy to observation, once short circuit or earth fault occur for circuit, track walker can show by the red alarm on indicator, determine fault section, branch and trouble point rapidly；Greatly improve operating efficiency.
Description
Technical field
The utility model belongs to high-tension electricity monitoring technical field, and in particular to a kind of high voltage cable malfunction monitoring is with being easy to
The indicator main frame of observation.
Background technology
A large amount of uses of high voltage cable at present so that the fault rate of cable also accordingly increases.Especially supplied in a plurality of cable
In electric system, such as occur bypassing the immediate leadership trip protection when, it may be difficult to judge specific failure cable, sometimes even all cables are complete
Portion's dismounting could correct failure judgement cable after doing pressure test.Its workload is big, performance difficulty, is unthinkable.To this
It is necessary to design a kind of new detection device, each current supply circuit is monitored in real time.When line failure, can carry
Show or directly display failure cable.To improving operating efficiency, restore electricity has highly important meaning rapidly.
Utility model content
The purpose of this utility model is to provide a kind of indicator main frame of high voltage cable malfunction monitoring with observation is easy to, with
Solve the problems, such as to propose in above-mentioned background technology.
To achieve the above object, the utility model provides following technical scheme：A kind of high voltage cable malfunction monitoring is with being easy to
The indicator main frame of observation, including：
First current sensor, it is fixedly installed in the L1 phase lines of cable trough by support；
Second current sensor, it is fixedly installed in the L2 phase lines of cable trough by support；
3rd current sensor, it is fixedly installed in the L3 phase lines of cable trough by support；
4th current sensor, it is fixedly installed on the service cable PE ground wires of cable trough by support；
Host main body, its surface are installed with L1 malfunction indicator lamp, L2 malfunction indicator lamp, L3 malfunction indicator lamp and connect
Earth fault indicator lamp, and the inside of host main body is provided with cpu motherboard；
First current sensor, the second current sensor, the 3rd current sensor and the 4th current sensor
Signal output port is connected by optical fiber with the signal input port of cpu motherboard respectively, the control output end mouth of the cpu motherboard
Pass through the automatically controlled of wire and L1 malfunction indicator lamp, L2 malfunction indicator lamp, L3 malfunction indicator lamp and earth fault indicator lamp respectively
End is electrically connected with.
Preferably, the host main body is fixedly mounted on power cable distribution line, ring main unit, box-type substation or cable
On feeder pillar.
Preferably, the magnetism gathering rings of first current sensor are socketed on L1 phase cables, second current sensor
Magnetism gathering rings be socketed on L2 phase cables, the magnetism gathering rings of the 3rd current sensor are socketed on L3 phase cables, the described 4th
The magnetism gathering rings of current sensor are socketed on user's PE line cables.
Preferably, the host main body surface is installed with the alarm being electrically connected with the signal input part of cpu motherboard
Release SR.
Technique effect of the present utility model and advantage：
The high voltage cable malfunction monitoring is arranged on power cable distribution line with the indicator main frame for being easy to observation, case
In change, ring main unit, feeder pillar, for indicating the device of fault current circulation, once short circuit or earth fault, line walking occur for circuit
Personnel can show by the red alarm on indicator, determine fault section, branch and trouble point rapidly；Thoroughly change blind in the past
Mesh line walking, segmentation combined floodgate trial line charging search the backwardness way of failure, greatly improve operating efficiency, shorten power off time, effectively
Improve power supply reliability and economic benefit in ground.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：1 first current sensor, 2 second current sensors, 3 the 3rd current sensors, 4 the 4th current sensors,
5 cable troughs, 6 optical fiber, 7CPU mainboards, 8 wires, 9 host main bodies, 10L1 malfunction indicator lamp, 11L2 malfunction indicator lamp, 12L3 failures
Indicator lamp, 13 earth fault indicator lamps.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
The utility model provides a kind of high voltage cable malfunction monitoring as shown in Figure 1 with the indicator master for being easy to observation
Machine, including：
First current sensor 1 (model SCT22080QT), it is fixedly installed in the L1 phase lines of cable trough 5 by support
On；
Second current sensor 2 (model SCT22080QT), it is fixedly installed in the L2 phase lines of cable trough 5 by support
On；
3rd current sensor 3 (model SCT22080QT), it is fixedly installed in the L3 phase lines of cable trough 5 by support
On；
4th current sensor 4 (model SCT22080QT), it is fixedly installed in the service cable of cable trough 5 by support
On PE ground wires；
Host main body 9, its surface are installed with L1 malfunction indicator lamp 10, L2 malfunction indicator lamp 11, L3 malfunction indicator lamp
12 and earth fault indicator lamp 13, and the inside of host main body 9 is provided with cpu motherboard 7；
First current sensor 1, the second current sensor 2, the 3rd current sensor 3 and the 4th current sensor
4 signal output port is connected by optical fiber 6 with the signal input port of cpu motherboard 7 respectively, and the control of the cpu motherboard 7 is defeated
Exit port passes through wire 8 and L1 malfunction indicator lamp 10, L2 malfunction indicator lamp 11, L3 malfunction indicator lamp 12 and earth fault respectively
The automatically controlled end of indicator lamp 13 is electrically connected with.
Specifically, the host main body 9 is fixedly mounted on power cable distribution line, ring main unit, box-type substation or electricity
On cable feeder pillar, the magnetism gathering rings of first current sensor 1 are socketed on L1 phase cables, second current sensor 2
Magnetism gathering rings are socketed on L2 phase cables, and the magnetism gathering rings of the 3rd current sensor 3 are socketed on L3 phase cables, the 4th electricity
The magnetism gathering rings of flow sensor 1 are socketed on user's PE line cables, and the surface of host main body 9 is installed with and cpu motherboard 7
The all clear SR that signal input part is electrically connected with, it is possible to achieve manual reset.
Specifically, short circuit current police instruction：First, second and the 3rd current sensor at work to being currently running
High-tension cable carry out on-line checking, when line current meets or exceeds the setting valve of short circuit current, current sensor is sent
Alarm signal is transferred to main frame by optical fiber 6, after host CPU mainboard 7 receives this signal, controls corresponding malfunction indicator lamp,
Produce corresponding alarm indication signal；Grounding alarm indicates：The system is connect using the 4th current sensor 4 detection service cable
Earth-current, it can be required when electric current meets or exceeds earth current startup alarming value in ground path according to user in advance of dispatching from the factory
Row is adjusted, and the alarm signal that the 4th current sensor 4 sends passes to main frame, after main frame receives this signal, produces corresponding alarm
Indication signal.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Progress equivalent substitution, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc.,
It should be included within the scope of protection of the utility model.
Claims (4)
- A kind of 1. high voltage cable malfunction monitoring indicator main frame for being easy to observation, it is characterised in that：Including：First current sensor (1), it is fixedly installed in by support in the L1 phase lines of cable trough (5)；Second current sensor (2), it is fixedly installed in by support in the L2 phase lines of cable trough (5)；3rd current sensor (3), it is fixedly installed in by support in the L3 phase lines of cable trough (5)；4th current sensor (4), it is fixedly installed on the service cable PE ground wires of cable trough (5) by support；Host main body (9), its surface are installed with L1 malfunction indicator lamp (10), L2 malfunction indicator lamp (11), L3 indicating fault Lamp (12) and earth fault indicator lamp (13), and the inside of host main body (9) is provided with cpu motherboard (7)；First current sensor (1), the second current sensor (2), the 3rd current sensor (3) and the 4th current sense The signal output port of device (4) is connected by optical fiber (6) with the signal input port of cpu motherboard (7) respectively, the cpu motherboard (7) control output end mouth is referred to by wire (8) and L1 malfunction indicator lamp (10), L2 malfunction indicator lamp (11), L3 failures respectively Show that the automatically controlled end of lamp (12) and earth fault indicator lamp (13) is electrically connected with.
- 2. a kind of high voltage cable malfunction monitoring indicator main frame for being easy to observation according to claim 1, its feature exist In：The host main body (9) is fixedly mounted on power cable distribution line, ring main unit, box-type substation or cable branch box.
- 3. a kind of high voltage cable malfunction monitoring indicator main frame for being easy to observation according to claim 1, its feature exist In：The magnetism gathering rings of first current sensor (1) are socketed on L1 phase cables, the poly- magnetic of second current sensor (2) Ring set is connected on L2 phase cables, and the magnetism gathering rings of the 3rd current sensor (3) are socketed on L3 phase cables, the 4th electric current The magnetism gathering rings of sensor (1) are socketed on user's PE line cables.
- 4. a kind of high voltage cable malfunction monitoring indicator main frame for being easy to observation according to claim 1, its feature exist In：Host main body (9) surface is installed with all clear being electrically connected with the signal input part of cpu motherboard (7) and answered Position button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721086818.5U CN207051420U (en) | 2017-08-28 | 2017-08-28 | The high voltage cable malfunction monitoring indicator main frame for being easy to observation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721086818.5U CN207051420U (en) | 2017-08-28 | 2017-08-28 | The high voltage cable malfunction monitoring indicator main frame for being easy to observation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207051420U true CN207051420U (en) | 2018-02-27 |
Family
ID=61502462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721086818.5U Expired - Fee Related CN207051420U (en) | 2017-08-28 | 2017-08-28 | The high voltage cable malfunction monitoring indicator main frame for being easy to observation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207051420U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113759212A (en) * | 2021-08-31 | 2021-12-07 | 国网河北省电力有限公司检修分公司 | Alarm system for high-voltage bus |
| CN115480139A (en) * | 2022-11-15 | 2022-12-16 | 国网山东省电力公司胶州市供电公司 | Transformer substation cable insulation state detection device and method |
-
2017
- 2017-08-28 CN CN201721086818.5U patent/CN207051420U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113759212A (en) * | 2021-08-31 | 2021-12-07 | 国网河北省电力有限公司检修分公司 | Alarm system for high-voltage bus |
| CN115480139A (en) * | 2022-11-15 | 2022-12-16 | 国网山东省电力公司胶州市供电公司 | Transformer substation cable insulation state detection device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180227 Termination date: 20180828 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |