CN111667669A - 2M communication channel fault monitoring device for power system - Google Patents
2M communication channel fault monitoring device for power system Download PDFInfo
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- CN111667669A CN111667669A CN202010543471.2A CN202010543471A CN111667669A CN 111667669 A CN111667669 A CN 111667669A CN 202010543471 A CN202010543471 A CN 202010543471A CN 111667669 A CN111667669 A CN 111667669A
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- terminal
- communication channel
- monitoring device
- fault monitoring
- power system
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
- G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
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- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
Abstract
The invention discloses a fault monitoring device for a 2M communication channel of a power system, which comprises a 2M terminal, wherein the 2M terminal is provided with a first positive terminal and a first negative terminal, the 2M terminal is provided with a fault monitoring device, and the fault monitoring device comprises: a light emitting device including a second positive terminal and a second negative terminal, the second positive terminal being electrically connected to the first positive terminal, the second negative terminal being electrically connected to the first negative terminal; when a 2M communication channel of the power system normally operates, the 2M terminal generates signal voltage to drive the light-emitting device to emit light, so that the visual monitoring of the operating state of the 2M communication channel is realized; after the 2M communication channel of the power system breaks down and is interrupted, the light-emitting device does not emit light any more, inspection personnel can preliminarily and quickly judge that the 2M communication channel is interrupted possibly, and inspection efficiency is greatly improved.
Description
Technical Field
The invention relates to a fault monitoring device for a 2M communication channel of a power system, and belongs to the technical field of 2M communication channel state monitoring.
Background
The power system has a plurality of production service communication channels, such as relay protection, protection information management, fault recording, scheduling automation, stability, electric energy metering and the like, and the production service channels are all carried by the 2M communication channel. In order to ensure the normal operation of the communication channel, the communication channel needs to be monitored and maintained.
At present, the maintenance aiming at the 2M private line communication channel is mainly network management remote monitoring, and then in a large amount of actual production, the applicant finds that the channel is interrupted but the phenomenon of alarm cannot be generated in the network management. In addition, as the number of 2M dedicated line production services running in the power system is large, the remote monitoring of the network manager is often not in place, which results in low maintenance efficiency and reduced reliability of the communication channel.
Disclosure of Invention
Based on the above, the invention provides a power system 2M communication channel fault monitoring device, which can monitor the running state of a 2M communication channel in real time, and is convenient for inspection personnel to maintain in time, so as to overcome the defects of the prior art.
The technical scheme of the invention is as follows: a power system 2M communication channel fault monitoring device comprises a 2M terminal, wherein the 2M terminal is provided with a first positive terminal and a first negative terminal, the 2M terminal is provided with a fault monitoring device, and the fault monitoring device comprises:
a light emitting device including a second positive terminal and a second negative terminal, the second positive terminal being electrically connected to the first positive terminal, the second negative terminal being electrically connected to the first negative terminal;
when the 2M communication channel of the power system normally operates, the 2M terminal generates signal voltage to drive the light-emitting device to emit light, so that the visual monitoring of the operating state of the 2M communication channel is realized.
In one example, the 2M terminal includes a first tubular housing; the fault monitoring device comprises a second tubular housing; wherein the fault monitoring device is fixed to the 2M terminal by being inserted into the first tubular housing through the second tubular housing.
In one example, the first positive terminal and the first negative terminal are both disposed within the first tubular housing, and the first positive terminal is separate from the first negative terminal;
the light emitting device is disposed on the second tubular housing, the second positive terminal corresponds to the first positive terminal, and the second negative terminal corresponds to the first negative terminal.
In one example, the first positive terminal is arranged at a middle position in the first tubular shell, and the first negative terminal is an annular lug plate arranged close to the inner wall of the first tubular shell;
the second positive terminal is arranged in the middle position in the second tubular shell, and the second negative terminal is connected with the second tubular shell;
when the fault monitoring device is fixed on the 2M terminal, the second positive terminal is electrically connected with the first positive terminal, and the second tubular shell is electrically connected with the annular lug plate.
In one example, the second tubular housing is connected to the annular lug by a contact spring.
In one example, the second tubular housing has an outer diameter less than an inner diameter of the first tubular housing, and the second tubular housing is removably insertable into the first tubular housing.
In one example, the light emitting device is disposed on top of the second tubular housing.
In one example, the light emitting device is a light emitting diode.
In one example, the color of the light emitting device is set to be different corresponding to different service levels.
In one example, the colors of the light emitting devices are set differently for different degrees of importance.
The invention has the beneficial effects that: after luminescent device and 2M terminal electricity link to each other, when electric power system 2M communication channel normal operating, luminescent device normally gives out light, break down the back when electric power system 2M communication channel, luminescent device is no longer luminous, and then, luminescent device can carry out real time monitoring to 2M communication channel's running state, when patrolling and examining personnel discovery luminescent device is no longer normally luminous, can tentatively judge this 2M communication channel fast and break off very probably, and then very big improvement patrol and examine efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a 2M communication channel fault monitoring device of an electric power system according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of a 2M communication channel fault monitoring device of an electric power system according to an embodiment of the present invention;
description of reference numerals:
10. 2M terminal, 11 first tubular housing, 12 first positive terminal, 13 first negative terminal;
20 failure monitoring means, 21 light emitting device, 22 second tubular housing, 23 second positive terminal, 24 second negative terminal.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 and fig. 2, a power system 2M communication channel fault monitoring apparatus according to an embodiment of the present invention includes a 2M terminal 10 disposed on a power system 2M communication channel, where the 2M terminal 10 has a first positive terminal 12 and a first negative terminal 13, and when the 2M communication channel is in normal operation, the 2M terminal 10 generates signal voltages, and the signal voltages are transmitted to the first positive terminal 12 and the first negative terminal 13, and the first positive terminal 12 may be a positive pin.
In order to realize real-time monitoring of the operation state of the 2M communication channel for inspection personnel to timely maintain, a fault monitoring device 20 is mounted on the 2M terminal 10, and the fault monitoring device 20 includes a light emitting device 21.
The light emitting device 21 is mainly used for emitting light. Specifically, the light emitting device 21 includes a second positive terminal 23 and a second negative terminal 24, the second positive terminal 23 being electrically connected to the first positive terminal 12, and the second negative terminal 24 being electrically connected to the first negative terminal 13. When the 2M communication channel of the power system normally operates, the 2M terminal 10 generates signal voltage to drive the light-emitting device 21 to emit light, so that the visual monitoring of the operating state of the 2M communication channel is realized. The light emitting device 21 may be a light emitting diode.
After light emitting device 21 and 2M terminal 10 electricity are connected, when electric power system 2M communication channel normal operating, light emitting device 21 normally shines, break down the back when electric power system 2M communication channel breaks down, light emitting device 21 no longer shines, and then, light emitting device 21 can carry out real time monitoring to 2M communication channel's running state, when patrolling and examining personnel and finding light emitting device 21 no longer normally shines, can tentatively judge this 2M communication channel very probably to break off fast, and then the very big improvement efficiency of patrolling and examining.
In one example, the 2M terminal 10 includes a first tubular housing 11; the fault monitoring device 20 includes a second tubular housing 22; wherein the fault monitoring device 20 is fixed to the 2M terminal 10 by inserting the second tubular housing 22 into the first tubular housing 11. Preferably, the outer diameter of the second tubular housing 22 is smaller than the inner diameter of the first tubular housing 11, and the second tubular housing 22 is movably inserted into the first tubular housing 11. This kind of structure can realize the quick connection of fault monitoring device 20 and 2M terminal 10, and then improves the efficiency of preliminary work of preparing.
In one example, a first positive terminal 12 and a first negative terminal 13 are both disposed within the first tubular housing 11, and the first positive terminal 12 is separated from the first negative terminal 13. The light emitting device 21 is disposed on a second tubular housing 22, and a second positive terminal 23 corresponds to the first positive terminal 12, and a second negative terminal 24 corresponds to the first negative terminal 13. In this way, when the second tubular housing 22 is inserted into the first tubular housing 11, the connection of the first positive terminal 12 to the second positive terminal 23 and the connection of the first negative terminal 13 to the second negative terminal 24 can be simultaneously achieved.
In one example, the first positive terminal 12 is disposed at a central position within the first tubular housing 11, and the first negative terminal 13 is a ring-shaped tab disposed near an inner wall of the first tubular housing 11. A second positive terminal 23 is provided at a central position within the second tubular housing 22, and a second negative terminal 24 is connected to the second tubular housing 22 corresponding to the position of the first positive terminal 12. After the fault monitoring device 20 is fixed on the 2M terminal 10, the second positive terminal 23 is electrically connected with the first positive terminal 12, and the second tubular housing 22 is electrically connected with the annular lug, so that the connection between the 2M terminal 10 and the light emitting device 21 is realized, and the structure can improve the connection reliability between the 2M terminal 10 and the light emitting device 21.
In one example, the second tubular housing 22 is connected to the ring lug by a contact spring. The contact spring may be disposed at the bottom of the second tubular housing 22; can also be arranged on the top of the annular lug plate; a contact spring may also be provided on the bottom side of the second tubular housing 22 and a contact spring on the top side of the annular lug, the contact spring acting as a conductive connection element. This structure can ensure effective connection of the second tubular housing 22 with the annular lug, avoiding the occurrence of a terminal due to shaking or the like.
In one example, the light emitting device 21 is disposed on top of the second tubular housing 22, and when the second tubular housing 22 is inserted into the first tubular housing 11, it can still emit light outward through the nozzle of the first tubular housing 11.
In one example, the color of the light emitting device 21 is set to be different for different service levels. For example, the red light emitting diode is used for marking the first-level service, the yellow is used for marking the second-level service, and the green is used for marking the third-level service, so that operation and maintenance personnel can look at the operation state of the communication channel more purposefully during daily inspection and maintenance, the first-time processing is facilitated when the channel breaks down, and the reliability of the power production service is improved.
In one example, the color of the light emitting device 21 may also be set differently for different degrees of importance.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A power system 2M communication channel fault monitoring device, comprising a 2M terminal (10), the 2M terminal (10) having a first positive terminal (12) and a first negative terminal (13), characterized in that a fault monitoring device (20) is provided on the 2M terminal (10), the fault monitoring device (20) comprising:
a light emitting device (21) comprising a second positive terminal (23) and a second negative terminal (24), the second positive terminal (23) being electrically connected to the first positive terminal (12), the second negative terminal (24) being electrically connected to the first negative terminal (13);
when the 2M communication channel of the power system normally operates, the 2M terminal (10) generates signal voltage to drive the light-emitting device (21) to emit light, so that the visual monitoring of the operating state of the 2M communication channel is realized.
2. The power system 2M communication channel fault monitoring device of claim 1, wherein:
the 2M terminal (10) comprises a first tubular housing (11);
the fault monitoring device (20) comprises a second tubular housing (22);
wherein the fault monitoring device (20) is fixed to the 2M terminal (10) by inserting the second tubular housing (22) into the first tubular housing (11).
3. The power system 2M communication channel fault monitoring device of claim 2,
-said first positive terminal (12) and said first negative terminal (13) are both arranged inside said first tubular casing (11), and said first positive terminal (12) is separated from said first negative terminal (13);
the light emitting device (21) is arranged on the second tubular housing (22), the second positive terminal (23) corresponding to the first positive terminal (12), the second negative terminal (24) corresponding to the first negative terminal (13).
4. The power system 2M communication channel fault monitoring device of claim 3, wherein:
the first positive terminal (12) is arranged at the middle position in the first tubular shell (11), and the first negative terminal (13) is an annular lug plate arranged close to the inner wall of the first tubular shell (11);
the second positive terminal (23) is arranged in a central position inside the second tubular housing (22), and the second negative terminal (24) is connected with the second tubular housing (22);
when the fault monitoring device (20) is fixed on the 2M terminal (10), the second positive terminal (23) is electrically connected with the first positive terminal (12), and the second tubular shell (22) is electrically connected with the annular lug.
5. The power system 2M communication channel fault monitoring device of claim 4, wherein: the second tubular housing (22) is connected to the annular lug by a contact spring.
6. The power system 2M communication channel fault monitoring device of claim 2, wherein: the outer diameter of the second tubular shell (22) is smaller than the inner diameter of the first tubular shell (11), and the second tubular shell (22) can be movably inserted into the first tubular shell (11).
7. The power system 2M communication channel fault monitoring device of claim 2, wherein: the light emitting device (21) is arranged on top of the second tubular housing (22).
8. The power system 2M communication channel fault monitoring device of claim 1, wherein: the light emitting device (21) is a light emitting diode.
9. The power system 2M communication channel fault monitoring device of claim 1, wherein: the color of the light emitting device (21) is set to be different corresponding to different service grades.
10. The power system 2M communication channel fault monitoring device of claim 1, wherein: the colors of the light emitting devices (21) are set to be different corresponding to different degrees of importance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010543471.2A CN111667669A (en) | 2020-06-15 | 2020-06-15 | 2M communication channel fault monitoring device for power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010543471.2A CN111667669A (en) | 2020-06-15 | 2020-06-15 | 2M communication channel fault monitoring device for power system |
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| Publication Number | Publication Date |
|---|---|
| CN111667669A true CN111667669A (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010543471.2A Pending CN111667669A (en) | 2020-06-15 | 2020-06-15 | 2M communication channel fault monitoring device for power system |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203117348U (en) * | 2013-02-28 | 2013-08-07 | 鸡西电业局 | Fault detector of 2M head and connected cable |
| JP2014206386A (en) * | 2013-04-10 | 2014-10-30 | 株式会社デンソー | Disconnection detection circuit |
| CN207908636U (en) * | 2018-02-06 | 2018-09-25 | 沈阳电信工程局（有限公司） | A kind of multi-functional 2M testers |
| CN209299279U (en) * | 2018-10-25 | 2019-08-23 | 广西电网有限责任公司百色供电局 | A kind of cable passage 2M fast detector in electric system |
| CN210051841U (en) * | 2019-03-18 | 2020-02-11 | 广东电网有限责任公司 | Multi-state detection fault indicator |
| CN210123467U (en) * | 2019-06-20 | 2020-03-03 | 广东电网有限责任公司 | Control loop monitoring and fault range judging system |
| CN210155300U (en) * | 2019-06-28 | 2020-03-17 | 国网河南省电力公司唐河县供电公司 | Quick detection tool for correctness of circuit wiring |
-
2020
- 2020-06-15 CN CN202010543471.2A patent/CN111667669A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203117348U (en) * | 2013-02-28 | 2013-08-07 | 鸡西电业局 | Fault detector of 2M head and connected cable |
| JP2014206386A (en) * | 2013-04-10 | 2014-10-30 | 株式会社デンソー | Disconnection detection circuit |
| CN207908636U (en) * | 2018-02-06 | 2018-09-25 | 沈阳电信工程局（有限公司） | A kind of multi-functional 2M testers |
| CN209299279U (en) * | 2018-10-25 | 2019-08-23 | 广西电网有限责任公司百色供电局 | A kind of cable passage 2M fast detector in electric system |
| CN210051841U (en) * | 2019-03-18 | 2020-02-11 | 广东电网有限责任公司 | Multi-state detection fault indicator |
| CN210123467U (en) * | 2019-06-20 | 2020-03-03 | 广东电网有限责任公司 | Control loop monitoring and fault range judging system |
| CN210155300U (en) * | 2019-06-28 | 2020-03-17 | 国网河南省电力公司唐河县供电公司 | Quick detection tool for correctness of circuit wiring |
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Application publication date: 20200915 |
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