CN201421968Y - Detection locking device of temporary grounding wire - Google Patents
Detection locking device of temporary grounding wire Download PDFInfo
- Publication number
- CN201421968Y CN201421968Y CN 200920056114 CN200920056114U CN201421968Y CN 201421968 Y CN201421968 Y CN 201421968Y CN 200920056114 CN200920056114 CN 200920056114 CN 200920056114 U CN200920056114 U CN 200920056114U CN 201421968 Y CN201421968 Y CN 201421968Y
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- locking
- ground wire
- blocking mechanism
- label
- detects
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Abstract
The utility model provides a detection locking device of a temporary grounding wire, which is used matching with a microcomputer anti-mistake locking system to realize detecting and locking of the temporary grounding wire so as to prevent error operation of the grounding wire. The technical scheme of the detection locking device is as follows: the detection locking device of the temporary grounding wire comprises a locking accessory and a detection locking mechanism; the locking accessory and the detection locking mechanism are provided with connection fixing devices which can be mutually connected and fixed; the locking accessory comprises a label code sheet and a locking hole; the detection locking mechanism comprises a control circuit, a label reading head and an electromagnet locking pin; when the locking accessory fixed on the grounding wire is fixed on the detection locking mechanism by the connection fixing devices, the label code sheet of the locking accessory is close to the position of the label reading head and the label reading head reads the code value of the label code sheet, so as to realize identification of the grounding wire; when the control circuit commands theelectromagnet locking pin to eject outwards, the magnet locking pin is inserted into the locking hole and the detection locking mechanism is locked together with the locking accessory, so as to realize locking of the grounding wire.
Description
Technical field
The utility model relates to electric power system and prevents electric misoperation locking field, relates in particular to the locking and the status detection device of the temporary ground wire that is applied to transformer station or power plant.The utility model can be used with shutting device to prevent mistakes in microcomputer, as a latch portion of shutting device to prevent mistakes in microcomputer, is mainly used in the anti-misoperation to temporary ground wire of transformer station, power plant.
Background technology
In the production process in transformer station, power plant, when equipment is carried out interruption maintenance, need articulate temporary ground wire and protect personal safety, prevent that incoming call causes the injury of getting an electric shock to operating personnel suddenly.If but overhaul of the equipments finishes, before sending electricity, temporary ground wire is not removed, also will cause serious band ground wire to send the pernicious operating accident of electricity, it occupies the first place in electric power system five class misoperation faults.
For electric power enterprise, it is uncontrollable only relying on operating personnel's sense of responsibility and working attitude to reduce error, must take technological means to prevent the generation of misoperation effectively.Present most of power-generating enterprise all uses shutting device to prevent mistakes in microcomputer to realize that technological means prevents the generation of people as misoperation.But existing shutting device to prevent mistakes in microcomputer lacks the identification and the locking of ground wire to anti-error function of temporary ground wire and imperfection.
Summary of the invention
The purpose of this utility model is to provide a kind of temporary ground wire to detect locking device, cooperates error proof locking system of microcomputer to realize the detection and the locking of interim ground wire, prevents the generation of ground wire misoperation.
The utility model is achieved through the following technical solutions:
A kind of temporary ground wire detects locking device, includes: locking annex and detection blocking mechanism, and described locking annex and detection blocking mechanism are provided with to interconnect and are fixedly coupled fixture; Wherein, described locking annex includes label chip and obturator hernia; Described detection blocking mechanism includes: control circuit, label read head and electromagnet lock pin; When the locking annex that is fixed on the ground wire is fixed to when detecting on the blocking mechanism by being connected and fixed device, the label chip of locking annex and label read head position are pressed close to, and the code value of label read head reading tag chip has been realized the identification of ground wire; When control circuit instruction electromagnet lock pin outwards ejects, the electromagnet lock pin inserts obturator hernia, detects blocking mechanism and is latched in the locking annex, has realized the locking of ground wire.
The beneficial effects of the utility model are as follows:
The utility model provides a kind of temporary ground wire to detect locking device, because the locking annex has label chip and obturator hernia; Detect blocking mechanism and include control circuit, label read head and electromagnet lock pin; When the locking annex that is fixed on the ground wire is fixed to when detecting on the blocking mechanism by being connected and fixed device, the label chip of locking annex and label read head position are pressed close to, and the code value of label read head reading tag chip has been realized the identification of ground wire; When control circuit instruction electromagnet lock pin outwards ejects, the magnet lock pin inserts obturator hernia, detects blocking mechanism and is latched in the locking annex, has realized the locking of ground wire.Just realize the release of ground wire when electromagnet lock pin pinch in.Therefore, it is realized the identification of temporary ground wire and it is carried out locking and release, can unite the anti-error function of the locking that is grounded line with error proof locking system of microcomputer.
Description of drawings
Fig. 1 is the structural representation that a kind of temporary ground wire of the utility model detects locking device;
Fig. 2 is that a kind of temporary ground wire of the utility model detects locking device and scheme of installation temporary ground wire;
Fig. 3 is the control circuit theory diagram that a kind of temporary ground wire of the utility model detects locking device.
Description of reference numerals:
The 1-obturator hernia, the 2-RFID chip, the 3-hanging groove, 4-power supply signal line outlet, 5-reading terminal, 6-are hung handle, 7-electromagnet lock pin, the 8-unlock hole of meeting an urgent need, the 9-run indicator, 100-detects blocking mechanism, 200-locking annex, 300-temporary ground wire.
Embodiment
The utility model discloses a kind of temporary ground wire and detects locking device, as shown in Figure 1, 2, includes: locking annex 200 and detection blocking mechanism 100, and described locking annex 200 and detection blocking mechanism 100 are provided with to interconnect and are fixedly coupled fixture; Wherein, described locking annex 200 includes housing, label chip 2 and obturator hernia 1; Described detection blocking mechanism 100 includes: shell, control circuit, label read head 5 and electromagnet lock pin 7; When the locking annex 200 that is fixed on the ground wire is fixed to when detecting on the blocking mechanism 100 by being connected and fixed device, the label chip of locking annex 200 and label read head 5 positions are pressed close to, and the code value of label read head 5 reading tag chips 2 has been realized the identification of ground wire; When the 7 outwards ejections of control circuit instruction electromagnet lock pin, electromagnet lock pin 7 inserts obturator hernias 1, detects blocking mechanism 100 and is latched in locking annex 200, has realized the locking of ground wire.
The described device that is connected and fixed comprises the more than one hanging groove that is arranged on locking annex 200 housings 3 and is arranged on the more than one extension that detects on the blocking mechanism 100 6; The below of described hanging groove 3 is trumpet-shaped opening, and hanging 6 is the columnar structures of evagination; Described hanging groove 3 is connected 6 corresponding matching spacing mutually with hanging, and extension puts in hanging groove 3 to the 6 trumpet-shaped openings by hanging groove 3 and is clamped on the top of hanging groove 3.The locking annex is suspended to the extension that detects blocking mechanism on 6 along hanging groove 3, realize that temporary ground wire detects and unblocks.
Described hanging groove 3, label chip 2 and obturator hernia 1 are positioned at the same side of locking annex 200 housings, and label chip 2 is positioned at the middle part of this side, and two obturator hernias 1 are positioned at the both sides of label chip 2.
The shell of described detection blocking mechanism 100 includes working face and stationary plane, on the working face of the shell that describedly hang 6, label read head 5 and electromagnet lock pin 7 is positioned at detection blocking mechanism 100, the shell stationary plane of described detection blocking mechanism 100 is provided with installing hole.
The shell working face of described detection blocking mechanism 100 is provided with emergent unlock hole 8.
The shell working face of described detection blocking mechanism 100 is provided with more than one indicator light 9.
The outer casing bottom of described detection blocking mechanism 100 is provided with power supply signal line outlet 4.
Described label chip 2 is a kind of chip with RFID coding, and RFID chip code value is as the identity code of temporary ground wire, and label read head 5 is RFID coding read head, the RFID chip code value identification ground wire on the reading tag chip 2.
During use, locking annex 200 is fixed on the temporary ground wire, detects blocking mechanism 100 and can be fixed in the ground wire cabinet or on the wall.Control circuit realize the RFID read head read sign indicating number with control electromagnet lock pin 7 upspring or indentation and with external communication function (accompanying drawing 2).
As Fig. 1,3, described control circuit includes cpu controller, RS485 telecommunication circuit, RFID and adopts decoding circuit and solenoid driver circuit; Cpu controller is by transmission of RS485 telecommunication circuit and received signal, and RFID adopts the code value of decoding circuit reading tag chip 2; Cpu controller sends and instructs to solenoid driver circuit, and drive magnet lock pin 7 outwards ejects or inwardly withdrawal.
All temporary ground wires are all installed described locking annex in the power plant of transformer station, described RFID chip is installed in the locking annex, described detection blocking mechanism be installed in the ground wire cabinet or the wall of ground wire toolroom on, all detection blocking mechanisms are communicated by letter with shutting device to prevent mistakes in microcomputer by order wire, and every earth connection is corresponding one by one with a detection blocking mechanism.When the locking annex on the earth connection is suspended on the detection blocking mechanism, the reading terminal that detects on the blocking mechanism will be read RFID chip code value, discern pairing temporary ground wire according to code value, and the RFID code value of being read is issued shutting device to prevent mistakes in microcomputer.Shutting device to prevent mistakes in microcomputer can be realized locking or release to locking annex (temporary ground wire) by sending order to detecting blocking mechanism.Thereby realized that shutting device to prevent mistakes in microcomputer is to the identification of temporary ground wire and the function that unblocks.When transformer station, power plant need use earth connection to carry out execute-in-place, the simulation bill after date, shutting device to prevent mistakes in microcomputer sends order and carries out the release temporary ground wire to ground wire detection blocking mechanism, temporary ground wire is taken operation site from the ground wire toolroom carry out the ground connection grid switching operation, after inspection operation finishes, if ground wire is not removed, shutting device to prevent mistakes in microcomputer is not received the state information that the ground wire of ground wire detection blocking mechanism is returned, and will forbid the operation that next step send electricity.Thereby realized preventing to send the misoperation of electricity with earth connection.When earth connection is removed on the detection blocking mechanism of bringing back the ground wire toolroom, ground wire detects blocking mechanism will carry out locking to earth connection, prevent from that temporary ground wire is chaotic to use, and just earth connection be carried out release after having only shutting device to prevent mistakes in microcomputer to send unlock command.
The utility model also has other concrete form of implementation.In a word, so long as do conspicuous change according to prompting of the present utility model, and other every change that does not break away from essence of the present utility model and make, all should be included within the described scope of claim.
Claims (9)
1, a kind of temporary ground wire detects locking device, includes: locking annex (200) and detection blocking mechanism (100), and described locking annex (200) and detection blocking mechanism (100) are provided with to interconnect and are fixedly coupled fixture; It is characterized in that: described locking annex (200) includes housing, label chip (2) and obturator hernia (1); Described detection blocking mechanism (100) includes: shell, control circuit, label read head (5) and electromagnet lock pin (7); When the locking annex (200) that is fixed on the ground wire is fixed to when detecting blocking mechanism (100) and going up by being connected and fixed device, the label chip of locking annex (200) and label read head (5) position are pressed close to, and the code value of label read head (5) reading tag chip (2) is realized the identification of ground wire; When outwards ejection of control circuit instruction electromagnet lock pin (7), electromagnet lock pin (7) inserts obturator hernia (1), detects blocking mechanism (100) and is latched in locking annex (200), has realized the locking of ground wire.
2, a kind of temporary ground wire as claimed in claim 1 detects locking device, it is characterized in that: the described device that is connected and fixed comprises and is arranged on the more than one hanging groove (3) on locking annex (200) housing and is arranged on the more than one extension handle (6) that detects on the blocking mechanism (100); The below of described hanging groove (3) is trumpet-shaped opening, and hanging (6) is the columnar structures of evagination; Described hanging groove (3) is connected (a 6) corresponding matching spacing mutually with hanging, and hangs the top that handle (6) puts in hanging groove (3) by the trumpet-shaped opening of hanging groove (3) and is clamped on hanging groove (3).
3, a kind of temporary ground wire as claimed in claim 2 detects locking device, it is characterized in that: described hanging groove (3), label chip (2) and obturator hernia (1) are positioned at the same side of locking annex (200) housing, label chip (2) is positioned at the middle part of this side, and two obturator hernias (1) are positioned at the both sides of label chip (2).
4, a kind of temporary ground wire as claimed in claim 2 detects locking device, it is characterized in that: the shell of described detection blocking mechanism (100) includes working face and stationary plane, the described extension is positioned at (6), label read head (5) and electromagnet lock pin (7) on the working face of the shell that detects blocking mechanism (100), and the shell stationary plane of described detection blocking mechanism (100) is provided with installing hole.
5, detect locking device as each described a kind of temporary ground wire in the claim 1 to 4, it is characterized in that: the shell working face of described detection blocking mechanism (100) is provided with emergent unlock hole (8).
6, a kind of temporary ground wire as claimed in claim 5 detects locking device, and it is characterized in that: the shell working face of described detection blocking mechanism (100) is provided with more than one indicator light (9).
7, a kind of temporary ground wire as claimed in claim 5 detects locking device, it is characterized in that: the outer casing bottom of described detection blocking mechanism (100) is provided with power supply signal line outlet (4).
8, a kind of temporary ground wire as claimed in claim 5 detects locking device, it is characterized in that: described label chip (2) is a kind of chip of the RFID of having coding, RFID chip code value is as the identity code of temporary ground wire, label read head (5) is RFID coding read head, the RFID chip code value identification ground wire on the reading tag chip (2).
9, a kind of temporary ground wire as claimed in claim 5 detects locking device, it is characterized in that: described control circuit includes cpu controller, RS485 telecommunication circuit, RFID and adopts decoding circuit and solenoid driver circuit; Cpu controller is by transmission of RS485 telecommunication circuit and received signal, and RFID adopts the code value of decoding circuit reading tag chip (2); Cpu controller sends and instructs to solenoid driver circuit, and drive magnet lock pin (7) outwards ejects or inwardly withdrawal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920056114 CN201421968Y (en) | 2009-05-07 | 2009-05-07 | Detection locking device of temporary grounding wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920056114 CN201421968Y (en) | 2009-05-07 | 2009-05-07 | Detection locking device of temporary grounding wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201421968Y true CN201421968Y (en) | 2010-03-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920056114 Expired - Lifetime CN201421968Y (en) | 2009-05-07 | 2009-05-07 | Detection locking device of temporary grounding wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201421968Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102157280A (en) * | 2011-01-14 | 2011-08-17 | 珠海华伟电气科技股份有限公司 | Digitalized ground wire locking device |
| CN102255393A (en) * | 2011-07-29 | 2011-11-23 | 重庆大学 | Ground wire hanging anti-error blocking system and method thereof |
| CN102623215A (en) * | 2011-01-26 | 2012-08-01 | 珠海优特电力科技股份有限公司 | Ground wire locking device and locking method thereof |
| CN102801001A (en) * | 2011-05-27 | 2012-11-28 | 广西鑫百纳电气有限公司 | Management system for temporary grounding wire |
| CN104238393A (en) * | 2014-09-04 | 2014-12-24 | 国家电网公司 | Temporarily grounded electrical controller |
| CN105406594A (en) * | 2015-11-24 | 2016-03-16 | 国网河南省电力公司平顶山供电公司 | Intelligent ground locking system |
| CN106024452A (en) * | 2016-06-02 | 2016-10-12 | 国网山东省电力公司经济技术研究院 | Grounding wire intelligent locking apparatus |
| CN107196073A (en) * | 2017-06-19 | 2017-09-22 | 广州供电局有限公司 | Substation grounding device and ground stud |
| CN111948957A (en) * | 2020-08-14 | 2020-11-17 | 珠海优特电力科技股份有限公司 | Control method, device and system of grounding device and storage medium |
-
2009
- 2009-05-07 CN CN 200920056114 patent/CN201421968Y/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102157280B (en) * | 2011-01-14 | 2013-09-25 | 珠海华伟电气科技股份有限公司 | Digitalized ground wire locking device |
| CN102157280A (en) * | 2011-01-14 | 2011-08-17 | 珠海华伟电气科技股份有限公司 | Digitalized ground wire locking device |
| CN102623215A (en) * | 2011-01-26 | 2012-08-01 | 珠海优特电力科技股份有限公司 | Ground wire locking device and locking method thereof |
| CN102623215B (en) * | 2011-01-26 | 2014-05-07 | 珠海优特电力科技股份有限公司 | Ground wire locking device and locking method thereof |
| CN102801001A (en) * | 2011-05-27 | 2012-11-28 | 广西鑫百纳电气有限公司 | Management system for temporary grounding wire |
| CN102255393A (en) * | 2011-07-29 | 2011-11-23 | 重庆大学 | Ground wire hanging anti-error blocking system and method thereof |
| CN102255393B (en) * | 2011-07-29 | 2013-06-26 | 重庆大学 | Ground wire hanging anti-error blocking system and method thereof |
| CN104238393B (en) * | 2014-09-04 | 2017-01-11 | 国家电网公司 | Temporarily grounded electrical controller |
| CN104238393A (en) * | 2014-09-04 | 2014-12-24 | 国家电网公司 | Temporarily grounded electrical controller |
| CN105406594A (en) * | 2015-11-24 | 2016-03-16 | 国网河南省电力公司平顶山供电公司 | Intelligent ground locking system |
| CN106024452A (en) * | 2016-06-02 | 2016-10-12 | 国网山东省电力公司经济技术研究院 | Grounding wire intelligent locking apparatus |
| CN106024452B (en) * | 2016-06-02 | 2018-02-09 | 国网山东省电力公司经济技术研究院 | It is grounded smart locking device |
| CN107196073A (en) * | 2017-06-19 | 2017-09-22 | 广州供电局有限公司 | Substation grounding device and ground stud |
| CN107196073B (en) * | 2017-06-19 | 2020-02-18 | 广州供电局有限公司 | Grounding device and grounding pile of transformer substation |
| CN111948957A (en) * | 2020-08-14 | 2020-11-17 | 珠海优特电力科技股份有限公司 | Control method, device and system of grounding device and storage medium |
| CN111948957B (en) * | 2020-08-14 | 2022-05-10 | 珠海优特电力科技股份有限公司 | Control method, device and system of grounding device and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100310 |
|
| CX01 | Expiry of patent term |