CN203039436U - Microcomputer comprehensive protector for ring network cabinet - Google Patents
Microcomputer comprehensive protector for ring network cabinet Download PDFInfo
- Publication number
- CN203039436U CN203039436U CN2013200124467U CN201320012446U CN203039436U CN 203039436 U CN203039436 U CN 203039436U CN 2013200124467 U CN2013200124467 U CN 2013200124467U CN 201320012446 U CN201320012446 U CN 201320012446U CN 203039436 U CN203039436 U CN 203039436U
- Authority
- CN
- China
- Prior art keywords
- module
- computer integrated
- integrated protection
- main unit
- ring main
- 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 - Lifetime
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
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- Emergency Protection Circuit Devices (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model provides a microcomputer comprehensive protector for a ring network cabinet, and the microcomputer comprehensive protector comprises a control module for processing data, a signal conditioning module connected with the control module and used for outputting current signals, a current transformer connected with the signal conditioning module and used for collecting current signals, an input module for monitoring a state of a breaker or a work position of a switch, a trip out exit module for connecting an AC electric network, a display module for displaying and a power module, wherein the trip out exit module is formed by four sets of relays, the input module is powered by the power module, and the display module is a full Chinese liquid crystal display screen. The microcomputer comprehensive protector for the ring network cabinet employs a relay circuit to serve as a trip out outlet, realizes direct connection between an AC power source and a DC circuit, and can be well applied in occasions without the DC power source.
Description
Technical field
The utility model is specifically related to a kind of computer integrated protection.
Background technology
Computer integrated protection is a kind of economical protection for measurement, control, protection, communication integral; Making to measure at distribution network terminal high voltage power distribution chamber, is core with the directionless current protection of syllogic.But existing computer integrated protection is used for ring main unit, and existing computer integrated protection for ring main unit is at the needs external direct current power supply, and therefore great majority need external direct current cabinet, because the space of ring main unit is less, are difficult to place direct current cabinet.
The utility model content
In order to solve the deficiency of above-mentioned technology, the purpose of this utility model provides a kind of for the computer integrated protection on the ring main unit, and it has solved the deficiency of the external direct current cabinet of computer integrated protection needs in the past.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of for the computer integrated protection on the ring main unit; described computer integrated protection comprises the control module of handling for data; be connected with control module; the signal condition module that is used for output current signal; be connected with the signal condition module; be used for gathering the current transformer of current signal; be used for opening into the amount module of monitoring circuit-breaker status or switch service position; for the tripping operation outlet module that is connected with AC network; the display module and the power module that are used for demonstration; described tripping operation outlet module adopts four group relaies to constitute; described opening into the amount module adopted the power module power supply, and described display module is complete Chinese LCDs.
The signal conditioning circuit that described signal condition module adopts the LMV324 chip to constitute.
Described computer integrated protection comprises for teledata uploads communication module with Long-distance Control.
Described computer integrated protection comprises that for the input module of revising set point described input module is the button input.
Described computer integrated protection is provided with relay indicating light and malfunction indicator lamp.
The beneficial effects of the utility model are, by adopting relay circuit as the tripping operation delivery outlet, can realize the direct connection between AC power and the DC circuit, and the utility model can well be used and the occasion of not having DC power supply.
Description of drawings
Fig. 1 is logical construction schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is further specified:
Referring to Fig. 1, the utility model comprises the control module of handling for data 1, be connected with control module 1, the signal condition module 3 that is used for output current signal, be connected with signal condition module 3, be used for gathering the current transformer 2 of current signal, be used for opening into amount module 5 of monitoring circuit-breaker status or switch service position, for the tripping operation outlet module 4 that is connected with AC network, the display module 8 and the power module 9 that are used for demonstration, described tripping operation outlet module 4 adopts four group relaies 41 to constitute, described opening into amount module 5 adopted power module 9 power supplies, and described display module 8 is complete Chinese LCDs.
The signal conditioning circuit that described signal condition module 3 adopts the LMV324 chip to constitute; described computer integrated protection comprises for teledata uploads communication module 7 with Long-distance Control; described computer integrated protection comprises for the input module 10 of revising set point; described input module 10 is the button input, and described computer integrated protection is provided with relay indicating light and malfunction indicator lamp 6.
The utility model is gathered current signal by current transformer 2, this signal is sent to signal condition module 3, the signal conditioning circuit that this module adopts LMV324 to constitute, LMV324 is four-operational amplifier, constitute operational amplification circuit by LMV324, the current signal amplification that receives is input to control module 1, receive signal by 1 pair of control module and carry out computing, obtain the electric parameter data, and show in complete Chinese LCDs by display module 8.While control module 1 external input module 10; carry out the modification of set point by 10 pairs of control modules of input module 1, to satisfy different demands, while control module 1 external relay indicating light and malfunction indicator lamp 6; be used to indicate the operating state of this microcomputer protecting device, make things convenient for the user to observe.
Its tripping operation outlet module 4 adopts four group relaies 41 to constitute, and realizes the connection of alternating current-direct current by the break-make of relay 41, has avoided exchanging the problem that occasion need be equipped with the small-sized DC module, makes the utility model can directly apply to the occasion of no DC power supply.
It 8 the tunnel is opened into amount module 5, is used for monitoring the service position of short-circuiting device state and other switches, and this module adopts 9 power supplies of internal electric source module simultaneously, thereby has well realized the application in the occasion that does not have DC power supply.
The utility model is provided with communication module 7, uploads and Long-distance Control by communication module 7 realization teledatas.
Embodiment should not be considered as restriction of the present utility model, but any improvement of doing based on spirit of the present utility model, all should be within protection range of the present utility model.
Claims (5)
1. computer integrated protection that is used on the ring main unit; it is characterized in that: described computer integrated protection comprises the control module of handling for data (1); be connected with control module (1); the signal condition module (3) that is used for output current signal; be connected with signal condition module (3); be used for gathering the current transformer (2) of current signal; be used for opening into amount module (5) of monitoring circuit-breaker status or switch service position; for the tripping operation outlet module (4) that is connected with AC network; the display module (8) and the power module (9) that are used for demonstration; described tripping operation outlet module (4) adopts four group relaies (41) to constitute; described opening into amount module (5) adopted power module (9) power supply, and described display module (8) is complete Chinese LCDs.
2. according to claim 1ly it is characterized in that the signal conditioning circuit that described signal condition module (3) adopts the LMV324 chip to constitute for the computer integrated protection on the ring main unit.
3. according to claim 1ly it is characterized in that for the computer integrated protection on the ring main unit that described computer integrated protection comprises for teledata uploads communication module (7) with Long-distance Control.
4. according to claim 1ly it is characterized in that for the computer integrated protection on the ring main unit that described computer integrated protection comprises that for the input module (10) of revising set point described input module (10) is imported for button.
5. according to claim 1ly it is characterized in that for the computer integrated protection on the ring main unit described computer integrated protection is provided with relay indicating light and malfunction indicator lamp (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200124467U CN203039436U (en) | 2013-01-10 | 2013-01-10 | Microcomputer comprehensive protector for ring network cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200124467U CN203039436U (en) | 2013-01-10 | 2013-01-10 | Microcomputer comprehensive protector for ring network cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203039436U true CN203039436U (en) | 2013-07-03 |
Family
ID=48691522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200124467U Expired - Lifetime CN203039436U (en) | 2013-01-10 | 2013-01-10 | Microcomputer comprehensive protector for ring network cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203039436U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617563A (en) * | 2015-01-16 | 2015-05-13 | 珠海思创电气有限公司 | Special relay protection device for ring main unit |
-
2013
- 2013-01-10 CN CN2013200124467U patent/CN203039436U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617563A (en) * | 2015-01-16 | 2015-05-13 | 珠海思创电气有限公司 | Special relay protection device for ring main unit |
| CN104617563B (en) * | 2015-01-16 | 2018-02-13 | 珠海思创电气有限公司 | The special protective relaying device of ring main unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160627 Address after: 337000 Jiangxi city of Pingxiang province Chishan Industrial Park Patentee after: JIANGXI HJATIS POWER INDUSTRY Co.,Ltd. Address before: 325604, Jetta road 84, Liushi Town, Wenzhou, Zhejiang, Yueqing Patentee before: ZHEJIANG HUAJIAN ELECTRONIC TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130703 |