CN205004659U - Relay protection is with omnipotent terminal short circuit ware - Google Patents
Relay protection is with omnipotent terminal short circuit ware Download PDFInfo
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- CN205004659U CN205004659U CN201520407026.8U CN201520407026U CN205004659U CN 205004659 U CN205004659 U CN 205004659U CN 201520407026 U CN201520407026 U CN 201520407026U CN 205004659 U CN205004659 U CN 205004659U
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Abstract
The utility model discloses a relay protection is with omnipotent terminal short circuit ware, including rectangular shape insulator foot, it leads electrical pillar to set up 4 side by side along its width direction in the base, adjacently lead between electrical pillar insulating setting the each other, set up a plurality of screws along leading electrical pillar length direction on the base upper surface, the screw extends to leads electrical pillar department, terminal pair on base width direction screw and terminal row should set up, be provided with the connection piece between terminal and the screw, the connection piece passes through the fix with screw on the base, the connection piece through the screw with lead electrical pillar and link, the connection piece has 4 kinds of length, the middle part of connection piece adopts insulating material parcel and two exposed, be provided with on the connection piece of the same length and distinguish the sign, the utility model discloses the short circuit ware, the simultaneously adjacent terminal of short circuit and two kinds of circumstances of non -conterminous terminal, it is firm to have the short circuit simultaneously, the clear advantage in return circuit.
Description
Technical field
The utility model relates to substation relay protection turnaround of unit instrument, particularly one omnipotent terminal short connector used for relay protection.
Background technology
When to substation relay protection device regular inspection, often need to carry out short circuit zero and cross-over connection by-pass flow two kinds operation to current terminal, the short circuit sheet in the past used can only short circuit be connected terminal, as terminal 1 can be realized, 2,3,4 short circuits, but not all terminal board is all designed to connected terminal, some terminal board needs short circuit not to be connected terminal as 1,3,5,7, and for example between two short circuit be connected terminal 1,5; 2,6; 3,7; 4,8, in these kind of situation, short circuit sheet in the past cannot realize short circuit function; And for example Chinese utility model patent (the patent No.: 201020135341.7) short-circuit device with single row of jacks, comprise insulator foot and the insert-connecting plate corresponding with single jack, one end of all insert-connecting plates is mutually shorted together and is fixed in insulator foot.
Relaying protection short-circuit operation comprises the circuit of each electric pressure, main transformer, female poor, stable etc.; for 220kV circuit regular inspection short-circuit operation; if because of the short circuit wire break of short circuit loop error or use; CT second open circuit will be caused; produce high pressure at secondary side and damage is caused to operating personnel; even can cause this interval protection misoperation, switch trip, causes power grid accident.
Therefore, be necessary to work out a kind of omnipotent terminal short connector used for relay protection, can short circuit terminals of adjacent and non-conterminous terminal two kinds of situations simultaneously, have short circuit firm, loop is advantage clearly simultaneously.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of omnipotent terminal short connector used for relay protection, can short circuit terminals of adjacent and non-conterminous terminal two kinds of situations simultaneously, and have short circuit firm, loop is advantage clearly simultaneously.
The purpose of this utility model is achieved through the following technical solutions:
Omnipotent terminal short connector used for relay protection, comprise strip insulator foot, 4 conductive poles are arranged side by side along its Width in base, the setting insulated from each other of described adjacent conductive intercolumniation, described base upper surface arranges some screws along conductive pole length direction, described screw extends to conductive pole place, arrange along base Width screw is corresponding with the terminal on terminal board, brace is provided with between described terminal and screw, described brace is fixed by screws on base, described brace is electrically connected by screw and conductive pole, described brace has 4 kinds of length, the middle part of brace adopts wrapped with insulation and two is exposed, the brace of described equal length is provided with diacritics.
Further, described base upper surface is set side by side with some grooves along its length, described screw is arranged in groove, and the width of described groove is equal to or greater than the width of brace;
Further, described diacritics is the insulating material of different colours;
Further, described base is high-strength insulating material base;
Further, the brace length of described four kinds of different lengths is respectively: 74mm, 62mm, 50mm, 38mm;
Further again, described groove is 10.
The beneficial effects of the utility model are:
(1) omnipotent terminal short connector used for relay protection of the present utility model is compared with conventional wires short circuit and short circuit sheet short circuit, eliminate wire dropping and bring potential safety hazard and the inflexible shortcoming of short circuit sheet, short circuit is firm, and loop is clear, substantially increase operating efficiency, reduce operational risk;
(2) this short connector can realize the short circuit of optional position terminal, meets various short-circuit operation demand;
(3) short connector adopts groove design, prevents from rocking during short circuit by brace card in a groove, increases short circuit reliability;
(4) this short connector volume is little, and structure is simple, installs easy to carry, practical, use safety, reliable, can promote the use of in the industry.
Other advantages of the present utility model, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, or can be instructed from practice of the present utility model.Target of the present utility model and other advantages can be realized by specification below and obtain.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein:
Fig. 1 is the utility model omnipotent terminal short connector stereogram used for relay protection;
Fig. 2 is Fig. 1 front sectional view;
Fig. 3 is A-A view in Fig. 2;
Fig. 4 is the view of the continuous multiple terminal of Fig. 1 short connector short circuit;
Fig. 5 is the view of the non-conterminous terminal of Fig. 1 short connector short circuit;
Fig. 6 is the view of the multipair terminals of adjacent between two of Fig. 1 short connector short circuit;
Fig. 7 is the view of the multipair non-conterminous terminal between two of Fig. 1 short connector short circuit.
Embodiment
Hereinafter with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.Should be appreciated that preferred embodiment only in order to the utility model is described, instead of in order to limit protection range of the present utility model.
As Figure 1-3, omnipotent terminal short connector used for relay protection, comprise strip insulator foot 1, in the present embodiment, base is high-strength insulating material base, 4 conductive poles 2 are arranged side by side along its Width in base, the setting insulated from each other of adjacent conductive intercolumniation, base upper surface arranges some screws 3 along conductive pole length direction, screw extends to conductive pole place, on conductive pole, corresponding screw place is provided with counter sink, arrange along base Width screw is corresponding with the terminal on terminal board 6, brace 4 is provided with between terminal and screw, brace is fixed by screws on base, brace is electrically connected by screw and conductive pole, brace has 4 kinds of length, the middle part of brace adopts wrapped with insulation and two is exposed.The insulation color that the brace of equal length wraps up is different, and for distinguishing the terminal of short circuit, in the present embodiment, in order to short circuit is convenient, corresponding each screw is provided with numbering.
Improve further as the utility model, base upper surface is set side by side with along its length some grooves 5, screw is arranged in groove, the width of groove is equal to or greater than the width of brace, this groove is 10, the short connector of this spline structure makes brace card in a groove, prevents it from rocking, and increases short circuit reliability.
When using this short connector, as shown in Figure 4, continuous multiple terminal short circuit, as needs short circuit 1,2,3, during No. 4 terminals, arrange the screw of No. 1 terminal and base first row first position with brace short-circuited terminal, both sides are all screwed, and choose the brace method as described above of same length, short circuit No. 2 terminals and first row the 2nd screw, No. 3 terminals and first row the 3rd screw, No. 4 terminals and first row the 4th screw, because the first row screw inside on base uses conductive pole conducting, 1 can be realized on terminal board, 2,3, the short circuit of No. 4 terminals.
As shown in Figure 5, non-conterminous terminal short circuit, need short circuit 1,3,5, during No. 7 terminals, with brace short circuit No. 1 terminal and short connector first row first screw, short circuit No. 3 terminals and short connector first row the 3rd screw, short circuit No. 5 terminals and short connector first row the 5th screw, short circuit No. 7 terminals and short connector first row the 7th screw.
As shown in Figure 6, the multipair short circuit of terminals of adjacent between two, needs short circuit 1,2 between two; 3,4; 5,6; During 7, No. 8 terminals, be two braces short circuit respectively of 74mm by equal length: No. 1 terminal and short connector the 4th row first screw, No. 2 terminals and short connector the 4th row second screw; Two braces short circuit respectively with equal length is 62mm: No. 3 terminals and short connector the 3rd arrange the 3rd screw, and No. 4 terminals and short connector the 3rd arrange the 4th screw; Two braces short circuit respectively with equal length is 50mm: No. 5 terminals and short connector secondary series the 5th screw, No. 6 terminals and short connector secondary series the 6th screw; Two braces short circuit respectively with equal length is 38mm: No. 7 terminals and short connector first row the 7th screw, No. 8 terminals and short connector first row the 8th screw; Because short connector is the horizontally-arranged not conducting of vertical setting of types conducting, so after adopting above short connector short circuit, 1,2; 3,4; 5,6; 7, No. 8 terminals can conducting between two, but not conducting between four groups.
As shown in Figure 7, multipair non-conterminous terminal short circuit between two, needs short circuit 1,6 between two; 2,7; 3,8; During 4, No. 9 terminals, be two braces short circuit respectively of 74mm by equal length: No. 1 terminal and short connector the 4th row first screw, No. 6 terminals and short connector the 4th arrange the 6th screw; Two braces short circuit respectively with equal length is 62mm: No. 2 terminals and short connector the 3rd row second screw, No. 7 terminals and short connector the 3rd arrange the 7th screw; Two braces short circuit respectively with equal length is 50mm: No. 3 terminals and short connector secondary series the 3rd screw, No. 8 terminals and short connector secondary series the 8th screw; Two braces short circuit respectively with equal length is 38mm: No. 4 terminals and short connector first row the 4th screw, No. 9 terminals and short connector first row the 9th screw.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of the technical program, it all should be encompassed in the middle of right of the present utility model.
Claims (6)
1. omnipotent terminal short connector used for relay protection, comprise strip insulator foot (1), it is characterized in that: in base, be arranged side by side 4 conductive poles (2) along its Width, the setting insulated from each other of described adjacent conductive intercolumniation, described base upper surface arranges some screws (3) along conductive pole length direction, described screw extends to conductive pole place, arrange along base Width screw is corresponding with the terminal on terminal board (6), brace (4) is provided with between described terminal and screw, described brace is fixed by screws on base, and electrically connected by screw and conductive pole, described brace comprises the brace of four kinds of specifications, and the middle part of brace adopts wrapped with insulation and two is exposed, and the brace of equal length is provided with diacritics.
2. omnipotent terminal short connector used for relay protection according to claim 1; it is characterized in that: described base upper surface is set side by side with along its length some grooves (5); described screw is arranged in groove, and the width of described groove is equal to or greater than the width of brace.
3. omnipotent terminal short connector used for relay protection according to claim 1 and 2, is characterized in that: described diacritics is the insulating material of different colours.
4. omnipotent terminal short connector used for relay protection according to claim 1, is characterized in that: described base is high-strength insulating material base.
5. omnipotent terminal short connector used for relay protection according to claim 1, is characterized in that: the brace length of described four kinds of different lengths is respectively: 74mm, 62mm, 50mm, 38mm.
6. omnipotent terminal short connector used for relay protection according to claim 2, is characterized in that: described groove is 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520407026.8U CN205004659U (en) | 2015-06-12 | 2015-06-12 | Relay protection is with omnipotent terminal short circuit ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520407026.8U CN205004659U (en) | 2015-06-12 | 2015-06-12 | Relay protection is with omnipotent terminal short circuit ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205004659U true CN205004659U (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520407026.8U Active CN205004659U (en) | 2015-06-12 | 2015-06-12 | Relay protection is with omnipotent terminal short circuit ware |
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| Country | Link |
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| CN (1) | CN205004659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112698128A (en) * | 2020-12-08 | 2021-04-23 | 惠州蓄能发电有限公司 | Relay protection function verification short circuit device and method |
-
2015
- 2015-06-12 CN CN201520407026.8U patent/CN205004659U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112698128A (en) * | 2020-12-08 | 2021-04-23 | 惠州蓄能发电有限公司 | Relay protection function verification short circuit device and method |
| CN112698128B (en) * | 2020-12-08 | 2024-02-23 | 惠州蓄能发电有限公司 | Relay protection function verification short circuit device and method |
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| GR01 | Patent grant |