CN107919593B - A kind of secondary device test joint Terminal short-circuit structure - Google Patents
A kind of secondary device test joint Terminal short-circuit structure Download PDFInfo
- Publication number
- CN107919593B CN107919593B CN201710572354.7A CN201710572354A CN107919593B CN 107919593 B CN107919593 B CN 107919593B CN 201710572354 A CN201710572354 A CN 201710572354A CN 107919593 B CN107919593 B CN 107919593B
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- Prior art keywords
- pin
- shorted
- terminal
- short
- circuit
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- 238000009413 insulation Methods 0.000 claims abstract description 22
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 4
- 238000013016 damping Methods 0.000 abstract description 4
- 241001136800 Anas acuta Species 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001484259 Lacuna Species 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/08—Short-circuiting members for bridging contacts in a counterpart
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
Landscapes
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
The invention discloses a kind of secondary device test joint Terminal short-circuit structure, comprising: strip and with thickness shorts circuit pin and can accommodate short circuit pin terminal block；The upside for being shorted pin is equipped with insulation sleeve；The two sides for being shorted pin are respectively equipped with guiding groove, and guiding groove is parallel to the length direction for being shorted pin.Volume of the invention has the beneficial effect that short circuit mode uses plug-in type short circuit instead, improves the efficiency of short circuit；Being shorted pin has stronger damping after being inserted into terminal block, will be shorted pin when in use and press in terminal block, it is ensured that is shorted pin and is inserted in place, prevents secondary circuit disconnection or virtual connection；It is shorted pin tails and increases insulation sleeve, guarantee the safety of short-circuit operation.
Description
Technical field
The present invention relates to power engineering tool engineering device technique field, especially a kind of secondary device test joint Terminal is short
Binding structure.
Background technique
It, will as connector after secondary device test joint Terminal is widely used in the secondary storehouse of switchgear and protection screen cabinet
All kinds of secondary currents, voltage supply various protective devices and use, or electric current, voltage that various protective devices are exported are transferred
Other interval protective devices are gone to use onto terminal block, then with secondary cable output.Part test terminal, such as electric current, voltage circuit,
Need to place short circuit piece, when use opens or removes, without using being shorted；Part signal shares positive supply, by using short circuit
Piece can reduce the configuration of power supply line.
For example, Authorization Notice No. CN203800350U, authorized announcement date is August 27 in 2014 in Chinese patent literature
Day, the utility model patent of disclosed entitled " novel current type terminal is shorted in flakes ", this application discloses a kind of Novel electrics
Flow pattern terminal is shorted in flakes comprising: strip sheet and short circuit piece and conductive screw with thickness；The short circuit piece is by two
The compound composition of layer, the conductive layer of insulating layer and upper layer including bottom are equipped with described in multiple energy receivings in the side for being shorted piece and lead
The length direction of the U-shaped opening slot that the screw portion of electric screw passes through, the short circuit piece on multiple U-shaped opening slots edge is intervally arranged.When
When short-circuited terminal being needed to arrange upper disjunct terminal, do not have to cut intermediate unwanted head in flakes, it is only necessary to according to practical short circuit
Terminal position selectivity the fixed conductive screw of use be fixed on corresponding position can safe and reasonable to be efficiently completed terminal short
It connects.
This application is disadvantageous in that: 1, plate, be shorted piece metal part is exposed outside, electrical distance is small,
It carries out easily causing phenomena such as accidentally touching, discharging when the work such as same power supply, different power supply nuclear phase, leads to the incorrect operation of protection；2,
Plate is shorted piece and is fixed using multiple screws, and it is different to be easy to appear fixed screw degree of screwing, cause to put individually be shorted it is bad
Situation influences the output (lacuna) of secondary voltage；3, being shorted piece is pure metal, and short-circuit operation is dangerous.
Secondary device voltage test joint Terminal short circuit efficiency is improved in order to improve, it is short to reduce tradition short circuit sheet mode
The generation for causing secondary circuit disconnection or virtual connection is connect, a kind of convenient reliable secondary device test joint Terminal short circuit of connection is designed
Structure is just necessary.
Summary of the invention
The present invention will overcome the shortcomings of that existing secondary device test joint Terminal is shorted piece, provide a kind of secondary device
Joint Terminal short-circuit structure is tested, secondary device voltage test joint Terminal is can be improved and is shorted efficiency, provide short-circuit operation
Safety.
In order to achieve the above object, the present invention uses following technical scheme.
A kind of secondary device tests joint Terminal short-circuit structure, comprising: strip and short circuit pin with thickness and
The terminal block for being shorted pin can be accommodated；The upside for being shorted pin is equipped with insulation sleeve；The two sides for being shorted pin are respectively equipped with guiding groove,
Guiding groove is parallel to the length direction for being shorted pin.
Short circuit mode uses plug-in type short circuit instead, improves the efficiency of short circuit；Short circuit pin has stronger after being inserted into terminal block
Damping will be shorted pin when in use and press in terminal block, it is ensured that be shorted pin and be inserted in place, prevent secondary circuit disconnection or empty
It connects；It is shorted pin tails and increases insulation sleeve, guarantee the safety of short-circuit operation.
Preferably, the downside for being shorted pin is equipped with the transition cambered surface for facilitating insertion to be shorted pin.Pin will be shorted by facilitating
Terminal block is pressed in, the short circuit of secondary device test joint Terminal is completed, improves and be shorted efficiency.
Preferably, terminal block includes being located at the symmetrically arranged terminal in terminal block two sides, inside folded by terminal is equipped with short
Scribing is connect, locating slot is equipped between terminal and short circuit scribing, each terminal is corresponded in locating slot and is equipped with short circuit pin jack.
It is shorted pin to be inserted into short circuit pin jack, position is fixed, and the short circuit position of guarantee short circuit pin and terminal is reliable and contacts
Securely, it is all shorted piece to be inserted in place, improves the efficiency of short circuit.
Preferably, the height for being shorted pin is equal to the depth of locating slot plus the depth for being shorted pin jack.Insertion
After being shorted pin, it is only necessary to by the flat upper side and terminal block for being shorted pin, ensure that being shorted pin is installed in place, and prevents two
Minor loop disconnects or virtual connection.
Preferably, the two sides of terminal block correspond to each terminal equipped with terminal block slug.Pass through terminal block slug mark
Remember each terminal, facilitates and be shorted being installed in place for pin.
Preferably, the side of insulation sleeve is equipped with locating convex block, the cross sectional shape of locating convex block is triangle, locating convex block
Symmetrical two gib blocks are equipped with towards outer edge, the other side on insulation sleeve is equipped with recessed with the matched positioning of locating convex block shape
Slot.Cooperated by locating convex block and positioning groove, make it is each it is individual be shorted pin by insulation sleeve become one it is disassembled
It is whole, so that short circuit pin is facilitated installation, while making to be shorted the sound construction after pin installation, prevents secondary circuit from disconnecting.
Preferably, the side of insulation sleeve upper edge is equipped with limit strip, the downside of limit strip outer end is equipped with section shape
Shape is trapezoidal limit point, and the other side of insulation sleeve upper edge is equipped with and the limit matched limit elongated slot of elongate in shape.Limit length
Item and limit strip matching are completed to be shorted being further combined for pin on the basis of locating convex block.
Preferably, guiding groove is located at the middle position for being shorted pin.Terminal and short circuit in terminal block is facilitated to draw
Foot cooperation, enables the terminal in terminal block to slide into the middle part for being shorted pin automatically, it is ensured that is shorted reliably, improves and be shorted effect
Rate.
The present invention has following usefulness:
1, short circuit mode uses plug-in type short circuit instead, improves the efficiency of short circuit；
2, be shorted pin have stronger damping after be inserted into terminal block, when in use will short circuit pin press in terminal block by
It is flat, it is ensured that be shorted pin and be inserted in place, prevent secondary circuit disconnection or virtual connection；
3, pin tails are shorted and increase insulation sleeve, guarantee the safety of short-circuit operation.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the cross-sectional view in Fig. 1 at A-A.
In figure: being shorted 1 transition cambered surface of pin, 11 guiding groove, 12 terminal block, 2 terminal 21 and be shorted 22 locating slot of scribing
23 are shorted limit 32 limit point 321 of the strip limit of 24 terminal block slug of pin jack, 25 insulation sleeve, 3 locating convex block 31
Elongated slot 33.
Specific embodiment
The present invention is further described in the following with reference to the drawings and specific embodiments.
In Fig. 1 and Fig. 2, a kind of secondary device test joint Terminal short-circuit structure including strip and has the short of thickness
It connects pin 1 and the terminal block 2 for being shorted pin 1 can be accommodated；The upside for being shorted pin 1 is equipped with insulation sleeve 3；It is shorted the two of pin 1
Side is respectively equipped with guiding groove 12, and guiding groove 12 is parallel to the length direction for being shorted pin 1.Guiding groove 12, which is located at, is shorted pin 1
Middle position.The downside for being shorted pin 1 is equipped with the transition cambered surface 11 for facilitating insertion to be shorted pin 1.Terminal block 2 includes being located at terminal
Arrange the symmetrically arranged terminal 21 in 2 two sides, inside folded by terminal 21, which is equipped with, is shorted scribing 22, terminal 21 and be shorted scribing 22 it
Between be equipped with locating slot 23, each terminal 21 correspond in locating slot 23 and is equipped with short circuit pin jack 24.It is shorted the height of pin 1
Degree is equal to the depth of locating slot 23 plus the depth for being shorted pin jack 24.The two sides of terminal block 2 correspond to each terminal 21 and set
There is terminal block slug 25.The side of insulation sleeve 3 is equipped with locating convex block 31, and the cross sectional shape of locating convex block 31 is triangle, fixed
Position convex block 31 is equipped with symmetrical two gib blocks towards outer edge, and the other side on insulation sleeve 3 is equipped with and 31 shape of locating convex block
The positioning groove matched.The side of 3 upper edge of insulation sleeve is equipped with limit strip 32, and the downside of limit 32 outer end of strip is equipped with section shape
Shape is trapezoidal limit point 321, and the other side of 3 upper edge of insulation sleeve is equipped with and the limit matched limit elongated slot of 32 shape of strip
33.Limit strip 32 can also be plucked out up, as the tie rod for being shorted pin 1 is extracted, facilitate the use for being shorted pin 1.
Be shorted pin 1 have stronger damping after be inserted into terminal block 2, when in use will short circuit pin 1 press in terminal block 2 by
It is flat, it is ensured that be shorted pin 1 and be inserted in place, prevent secondary circuit disconnection or virtual connection；Short circuit mode uses plug-in type short circuit instead, improves short
The efficiency connect；It is shorted 1 tail portion of pin and increases insulation sleeve 3, guarantee the safety of short-circuit operation, pass through locating convex block 31 and positioning groove
Cooperation, limit elongated slot 33 and limit strip 32 cooperate, and complete the combination being shorted between pin 1, form adjacent short circuit pin 1
Overall structure guarantees reliability when insertion.
Claims (4)
1. a kind of secondary device tests joint Terminal short-circuit structure, characterized by comprising:
Strip and with thickness shorts circuit pin and can accommodate short circuit pin terminal block；
The upside for being shorted pin is equipped with insulation sleeve；The two sides for being shorted pin are respectively equipped with guiding groove, and guiding groove is parallel to short
Connect the length direction of pin；The side of the insulation sleeve upper edge is equipped with limit strip, and the downside of limit strip outer end, which is equipped with, to be cut
Face shape is trapezoidal limit point, and the other side of insulation sleeve upper edge is equipped with and the limit matched limit elongated slot of elongate in shape；Institute
Stating terminal block includes being located at the symmetrically arranged terminal in terminal block two sides, and inside folded by terminal, which is equipped with, is shorted scribing, terminal and short
It connects and is equipped with locating slot between scribing, each terminal is corresponded in locating slot and is equipped with short circuit pin jack；The short circuit pin
Height is equal to the depth of locating slot plus the depth for being shorted pin jack；The side of the insulation sleeve is equipped with locating convex block, fixed
The cross sectional shape of position convex block is triangle, and locating convex block is equipped with symmetrical two gib blocks towards outer edge, another on insulation sleeve
Side is equipped with and the matched positioning groove of locating convex block shape.
2. a kind of secondary device according to claim 1 tests joint Terminal short-circuit structure, characterized in that the short circuit draws
The downside of foot is equipped with the transition cambered surface for facilitating insertion to be shorted pin.
3. a kind of secondary device according to claim 1 tests joint Terminal short-circuit structure, characterized in that the terminal block
Two sides correspond to each terminal equipped with terminal block slug.
4. a kind of secondary device according to claim 1 tests joint Terminal short-circuit structure, characterized in that the guiding groove
It is located at the middle position for being shorted pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710572354.7A CN107919593B (en) | 2017-07-13 | 2017-07-13 | A kind of secondary device test joint Terminal short-circuit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710572354.7A CN107919593B (en) | 2017-07-13 | 2017-07-13 | A kind of secondary device test joint Terminal short-circuit structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107919593A CN107919593A (en) | 2018-04-17 |
| CN107919593B true CN107919593B (en) | 2019-08-06 |
Family
ID=61898805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710572354.7A Active CN107919593B (en) | 2017-07-13 | 2017-07-13 | A kind of secondary device test joint Terminal short-circuit structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107919593B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107919593B (en) * | 2017-07-13 | 2019-08-06 | 国网浙江省电力公司湖州供电公司 | A kind of secondary device test joint Terminal short-circuit structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103529251A (en) * | 2013-09-26 | 2014-01-22 | 国家电网公司 | Combined secondary terminal short circuit wiring bar |
| CN103558423A (en) * | 2013-11-21 | 2014-02-05 | 国网安徽省电力公司滁州供电公司 | Testing terminal for rheological secondary loop |
| CN107919593A (en) * | 2017-07-13 | 2018-04-17 | 国网浙江省电力公司湖州供电公司 | A kind of novel secondary equipment test joint Terminal short-circuit structure |
-
2017
- 2017-07-13 CN CN201710572354.7A patent/CN107919593B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103529251A (en) * | 2013-09-26 | 2014-01-22 | 国家电网公司 | Combined secondary terminal short circuit wiring bar |
| CN103558423A (en) * | 2013-11-21 | 2014-02-05 | 国网安徽省电力公司滁州供电公司 | Testing terminal for rheological secondary loop |
| CN107919593A (en) * | 2017-07-13 | 2018-04-17 | 国网浙江省电力公司湖州供电公司 | A kind of novel secondary equipment test joint Terminal short-circuit structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107919593A (en) | 2018-04-17 |
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