CN206057373U - A kind of special electric power secondary circuit short circuit p-wire - Google Patents
A kind of special electric power secondary circuit short circuit p-wire Download PDFInfo
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- CN206057373U CN206057373U CN201620919211.XU CN201620919211U CN206057373U CN 206057373 U CN206057373 U CN 206057373U CN 201620919211 U CN201620919211 U CN 201620919211U CN 206057373 U CN206057373 U CN 206057373U
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- plug
- magnetic
- magnetic rings
- locating part
- ferrule
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Abstract
This utility model is related to a kind of special electric power secondary circuit short circuit p-wire.During electrical test, according to test need Jing often to connect, the work such as thread-changing, the loop such as voltage, signal be connected with device, and device terminals arrange the connection gone up between each electric loop, waste time and energy.The characteristics of this utility model is：By and only one metal contact wires and two Magnetic Test plugs constitute, Magnetic Test plug includes plug conducting joint, magnetic rings, plug ferrule, electric conductivity spring, Plug base and locating part, Plug base is fixed on one end of plug ferrule, magnetic rings are fixed on the other end of plug ferrule, locating part is located in plug ferrule, one end of electric conductivity spring is withstood on Plug base, and the other end withstands on the bottom of locating part, and the two ends of metal contact wires are respectively connected with a Magnetic Test plug.This utility model need not be in the external p-wire of terminal block or test cooperation personnel's auxiliary, there is provided work efficiency, mitigates the labor intensity of testing crew.
Description
Technical field
This utility model is related to a kind of special electric power secondary circuit short circuit p-wire.
Background technology
Electric power electric secondary device（G-T protective device, fault oscillograph and excitation etc.）Research and development, test, test and dimension
During shield, Jing commonly uses power test line, to arrangement terminal plus electric current, voltage, or short-circuited terminal.Secondary device is used at present
Most of phoenix terminal block（Electric current）, the plug of DDC p-wires can be used（Major part is banana plug）Insertion simultaneously can be preferably
Contact, and electrically conducting ability meets test requirements document.The terminal block of voltage, signal and portion of electrical current, it is impossible to by the special of p-wire
Connected with plug insertion, needed by testing crew craft auxiliary contacts or exclusive in terminal and connect p-wire.
During electrical test, according to test need Jing often to connect, the work such as thread-changing, the loop such as voltage, signal with
Device connects, the connection between the upper each electric loop of device terminals row, it is desirable to have dedicated experiments wiring personnel and testing crew are matched somebody with somebody
Close, waste time and energy, work efficiency is than relatively low.
Utility model content
This utility model is to connect troublesome problem to earth mat for short circuit connection between voltage terminal row or terminal block, and
A kind of special electric power secondary circuit short circuit p-wire of reasonable in design is provided.Only need to the Magnetic Test of shorting stub one
Plug is connected by magnetic force with the fastening screw of terminal block near terminal block, shorting stub plug special, so make the conductor of plug with
The circuit communication of terminal block, in the same manner, the other end is also thus, need not be auxiliary in the external p-wire of terminal block or test cooperation personnel
Help, there is provided work efficiency, mitigate the labor intensity of testing crew.If test needs the loop of device terminals row and device isoelectric level
The positions such as row, casing carry out short circuit, then the other end is leaned on magnetic force short circuit to device electrical grounding row, casing etc., so as to reach
Test objective, using very flexible.
The technical scheme in the invention for solving the above technical problem is：The special electric power secondary circuit short circuit p-wire
Construction featuress be：By and only one metal contact wires and two Magnetic Test plugs constitute, the Magnetic Test plug
Including plug conducting joint, magnetic rings, plug ferrule, electric conductivity spring, Plug base and locating part, the Plug base is fixed
In one end of plug ferrule, the magnetic rings are fixed on the other end of plug ferrule, and the locating part is located in plug ferrule, should
The internal diameter with diameter greater than magnetic rings of locating part, the plug conducting joint are fixed on the top of locating part, the electric conductivity bullet
Spring is located in plug ferrule, and one end of the electric conductivity spring is withstood on Plug base, and the other end of the electric conductivity spring withstands on
The bottom of locating part, the plug ferrule are cylindrical structural, and the outside wall surface of the outside wall surface and magnetic rings of the plug ferrule flushes,
Internal diameter of the internal diameter of the plug ferrule more than magnetic rings, the centrage of the plug conducting joint, magnetic rings and plug ferrule
Overlap；The two ends of the metal contact wires are respectively connected with a Magnetic Test plug.
Preferably, this utility model is when Magnetic Test plug is in original state, the locating part is in electric conductivity bullet
The bottom of magnetic rings is withstood under the active force of spring, the top of the plug conducting joint is higher than the top of magnetic rings.
Preferably, magnetic rings described in the utility model are ferromagnetic material.
Preferably, Plug base described in the utility model is provided with a circle boss, the top of the magnetic rings is to plug
The distance between boss of pedestal is 16mm.
Preferably, plug described in the utility model conducting joint is copper material, the plug ferrule be strong magnet not
Rust steel matter, the electric conductivity spring is the stainless steel of gold-plated/copper.
This utility model compared with prior art, with advantages below and effect：Simple structure, it is easy to use, from magnetic
Property test plug, the plug have magnetic, the intensity of magnetic is met plug and is reliably connected with terminal block fastening screw, and plug is led
Body portion is reliable with the electrical connection of terminal block fastening screw, meets contact resistance requirement.Connection copper cash length and diameter are according to examination
Needs are tested, the wire of all size is designed.Easy to use, using process safety, simple structure, test provide efficiency high.Short
During loop or terminal block loop and electrical network short circuit between connecting terminal row, it is thus only necessary to by can after Magnetic Test Plug contact
With.
Description of the drawings
Fig. 1 is the structural representation of special electric power secondary circuit short circuit p-wire in this utility model embodiment.
Fig. 2 is the structural representation of Magnetic Test plug in this utility model embodiment, and now Magnetic Test plug is in
Initial position.
Fig. 3 is the structural representation of Magnetic Test plug in this utility model embodiment, and now Magnetic Test plug is in
Operating position.
Fig. 4 is the overlooking the structure diagram in this utility model embodiment between plug conducting joint and magnetic rings.
In figure：1st, Magnetic Test plug；2nd, metal contact wires；11st, plug conducting joint；12nd, magnetic rings；13rd, plug cover
Pipe；14th, electric conductivity spring；15th, Plug base；16th, locating part.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following examples are right
It is of the present utility model explanation and this utility model is not limited to following examples.
Embodiment.
Referring to Fig. 1 to Fig. 4, the special electric power secondary circuit short circuit p-wire in the present embodiment has and only one metal connects
Wiring 2 and two Magnetic Test plugs 1 are constituted.
Magnetic Test plug 1 in the present embodiment includes plug conducting joint 11, magnetic rings 12, plug ferrule 13, conduction
Property spring 14, Plug base 15 and locating part 16, Plug base 15 are fixed on one end of plug ferrule 13, and magnetic rings 12 are fixed on
The other end of plug ferrule 13, locating part 16 be located at plug ferrule 13 in, the locating part 16 with diameter greater than in magnetic rings 12
Footpath, plug conducting joint 11 are fixed on the top of locating part 16, and electric conductivity spring 14 is located in plug ferrule 13, electric conductivity spring
14 one end is withstood on Plug base 15, and the other end of the electric conductivity spring 14 withstands on the bottom of locating part 16.Plug ferrule 13
For cylindrical structural, the outside wall surface of the outside wall surface and magnetic rings 12 of the plug ferrule 13 is flushed, and is conducive to significantly more efficient with end
Son row's connection.Internal diameter of the internal diameter of plug ferrule 13 more than magnetic rings 12 so that magnetic rings 12 have to locating part 16 preferably supports
Gear is acted on, it is ensured that locating part 16 is always positioned in plug ferrule 13.Plug conducting joint 11, magnetic rings 12 and plug ferrule 13
Center line overlap so that Magnetic Test plug 1 more steady, firmly can connect with terminal block, be more uniformly stressed.Metal
The two ends of connecting line 2 are respectively connected with a Magnetic Test plug 1.
In the present embodiment, when Magnetic Test plug 1 is in original state, effect of the locating part 16 in electric conductivity spring 14
The bottom of magnetic rings 12 is withstood under power, the top of plug conducting joint 11 is higher than the top of magnetic rings 12.Electric conductivity spring 14
One end is fixed on Plug base 15.Magnetic rings 12 are ferromagnetic material.The top of plug conducting joint 11 is hemispherical dome structure,
The bottom of the plug conducting joint 11 is cylindrical structural.The external diameter G of magnetic rings 12 is 4mm, the diameter g of plug conducting joint 11
For 2mm.Plug base 15 is provided with a circle boss, and the distance between the boss at the top of magnetic rings 12 to Plug base 15 H is
16mm.Plug conducting joint 11 is copper material, and plug ferrule 13 is strong magnet stainless steel, and electric conductivity spring 14 is plating
The stainless steel of gold/copper.
It is as follows the step of the method for testing of Magnetic Test plug 1 in the present embodiment：The diameter of Magnetic Test plug 1 is less than end
The internal diameter of son row, in the insertion terminal round of Magnetic Test plug 1, magnetic rings 12 are by magnetic force by magnetic rings 12 with terminal block
Terminal block fastening screw is pulled together, and plug turns on joint 11 due to by magnetic force and in the presence of electric conductivity spring 14,
Plug conducting joint 11 is reliably connected with terminal block fastening screw, makes what terminal block home loop was connected with Magnetic Test plug 1
External circuit turns on, and improves test efficiency.
The two ends of special electric power secondary circuit short circuit p-wire are provided with Magnetic Test plug 1, can rely on Magnetic Test
Plug 1 is connected with the electrical grounding row of the fastening screw of terminal block, the casing of device or device, is reached simple connection, is improved
Test efficiency, the purpose for reducing labor intensity.From Magnetic Test plug 1, there is the plug magnetic to connect, electric loop conducting
Ability meets test requirements document function.Needed to configure the metal contact wires 2 of different length, different-diameter, unlike material according to test,
Realize the short-circuit test line of different size.
Furthermore, it is necessary to explanation, the specific embodiment described in this specification, is named the shape of its parts and components
Claiming etc. can be with difference, and above the content described in this specification is only to this utility model structure example explanation.
Equivalence changes or simple change that construction, feature and principle described in all foundation this utility model inventional ideas is done, wrap
Include in the protection domain of this utility model patent.This utility model person of ordinary skill in the field can be to described
Specific embodiment is made various modifications or supplements or substituted using similar mode, without departing from knot of the present utility model
Structure surmounts scope defined in the claims, all should belong to protection domain of the present utility model.
Claims (5)
1. a kind of special electric power secondary circuit short circuit p-wire, it is characterised in that：Have and only one metal contact wires and two
Magnetic Test plug constitute, the Magnetic Test plug include plug conducting joint, magnetic rings, plug ferrule, electric conductivity spring,
Plug base and locating part, the Plug base are fixed on one end of plug ferrule, and the magnetic rings are fixed on plug ferrule
The other end, the locating part are located in plug ferrule, the internal diameter with diameter greater than magnetic rings of the locating part, and the plug conducting connects
Head is fixed on the top of locating part, and the electric conductivity spring is located in plug ferrule, and one end of the electric conductivity spring withstands on slotting
On head pedestal, the other end of the electric conductivity spring withstands on the bottom of locating part, and the plug ferrule is cylindrical structural, the plug
The outside wall surface of the outside wall surface and magnetic rings of sleeve pipe is flushed, and the internal diameter of the plug ferrule is more than the internal diameter of magnetic rings, the plug
The center line overlap of conducting joint, magnetic rings and plug ferrule；Respectively insert with a Magnetic Test at the two ends of the metal contact wires
Head connection.
2. special electric power secondary circuit short circuit p-wire according to claim 1, it is characterised in that：When Magnetic Test plug
In original state when, the locating part withstands on the bottom of magnetic rings under the active force of electric conductivity spring, the plug conducting
Top of the top of joint higher than magnetic rings.
3. special electric power secondary circuit short circuit p-wire according to claim 1, it is characterised in that：The magnetic rings are strong
Magnetic material.
4. special electric power secondary circuit short circuit p-wire according to claim 1, it is characterised in that：The Plug base sets
It is equipped with a circle boss, the distance between the boss at the top of the magnetic rings to Plug base is 16mm.
5. special electric power secondary circuit short circuit p-wire according to claim 1, it is characterised in that：The plug conducting connects
Head is copper material, and the plug ferrule is strong magnet stainless steel, and the electric conductivity spring is the stainless steel of gold-plated/copper
Matter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620919211.XU CN206057373U (en) | 2016-08-23 | 2016-08-23 | A kind of special electric power secondary circuit short circuit p-wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620919211.XU CN206057373U (en) | 2016-08-23 | 2016-08-23 | A kind of special electric power secondary circuit short circuit p-wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206057373U true CN206057373U (en) | 2017-03-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620919211.XU Active CN206057373U (en) | 2016-08-23 | 2016-08-23 | A kind of special electric power secondary circuit short circuit p-wire |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107238737A (en) * | 2017-08-09 | 2017-10-10 | 黑龙江省电力有限公司牡丹江水力发电总厂 | A kind of snap joint of magnetic-type electrical test line |
| CN108306161A (en) * | 2018-01-02 | 2018-07-20 | 国网福建省电力有限公司 | A kind of three quick short-circuit devices of facies tract mutual inductor secondary terminals |
| CN110428953A (en) * | 2019-07-31 | 2019-11-08 | 国网山东省电力公司青岛供电公司 | The electrical test convenient conversion equipment of the dry-type transformer Z-type mode of connection |
| CN111913013A (en) * | 2020-08-11 | 2020-11-10 | 广东电网有限责任公司广州供电局 | Fixing tool for measuring datum point |
| CN113702675A (en) * | 2021-08-27 | 2021-11-26 | 中国核动力研究设计院 | Test wire and test wire kit comprising same |
| CN114252710A (en) * | 2021-09-18 | 2022-03-29 | 华电电力科学研究院有限公司 | Method for homologous nuclear phase of unit grid-connected synchronous system |
-
2016
- 2016-08-23 CN CN201620919211.XU patent/CN206057373U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107238737A (en) * | 2017-08-09 | 2017-10-10 | 黑龙江省电力有限公司牡丹江水力发电总厂 | A kind of snap joint of magnetic-type electrical test line |
| CN108306161A (en) * | 2018-01-02 | 2018-07-20 | 国网福建省电力有限公司 | A kind of three quick short-circuit devices of facies tract mutual inductor secondary terminals |
| CN110428953A (en) * | 2019-07-31 | 2019-11-08 | 国网山东省电力公司青岛供电公司 | The electrical test convenient conversion equipment of the dry-type transformer Z-type mode of connection |
| CN111913013A (en) * | 2020-08-11 | 2020-11-10 | 广东电网有限责任公司广州供电局 | Fixing tool for measuring datum point |
| CN113702675A (en) * | 2021-08-27 | 2021-11-26 | 中国核动力研究设计院 | Test wire and test wire kit comprising same |
| CN114252710A (en) * | 2021-09-18 | 2022-03-29 | 华电电力科学研究院有限公司 | Method for homologous nuclear phase of unit grid-connected synchronous system |
| CN114252710B (en) * | 2021-09-18 | 2023-08-18 | 华电电力科学研究院有限公司 | Method for unit grid-connected synchronous system homologous nuclear phase |
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