CN206640093U - A kind of multi-functional current safe connection equipment - Google Patents
A kind of multi-functional current safe connection equipment Download PDFInfo
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- CN206640093U CN206640093U CN201720447192.XU CN201720447192U CN206640093U CN 206640093 U CN206640093 U CN 206640093U CN 201720447192 U CN201720447192 U CN 201720447192U CN 206640093 U CN206640093 U CN 206640093U
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- connector
- current safe
- functional current
- connection equipment
- safe connection
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- 238000010276 construction Methods 0.000 claims abstract description 16
- 241000270722 Crocodylidae Species 0.000 claims description 6
- LNNWVNGFPYWNQE-GMIGKAJZSA-N desomorphine Chemical group C1C2=CC=C(O)C3=C2[C@]24CCN(C)[C@H]1[C@@H]2CCC[C@@H]4O3 LNNWVNGFPYWNQE-GMIGKAJZSA-N 0.000 claims description 6
- 230000008878 coupling Effects 0.000 abstract description 4
- 238000010168 coupling process Methods 0.000 abstract description 4
- 238000005859 coupling reaction Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 241000233805 Phoenix Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The utility model discloses a kind of multi-functional current safe connection equipment, including connecting line and connection terminal；The connecting line is connected end including N end, A end, the B ends that are connected that are connected that are connected with C, be connected end, B of the A is connected end and the C ends that are connected electrically connect with the N connection ends respectively, N end, A end, B the end ends that are connected with C that are connected that are connected that are connected are respectively equipped with splicing construction, pass through the splicing construction and install the connection terminal；The connection terminal is provided with electrical connector.The utility model provides a kind of multi-functional current safe connection equipment, the coupling parts of the attachment means is simple and reliable, sound construction, be not easy to fall apart, production cost it is low, switching performance is good.
Description
Technical field
A kind of short circuit protection device is the utility model is related to, is filled more particularly to a kind of multi-functional current secure connection
Put.
Background technology
Periodic inspection is carried out to substation relay protection device and its secondary circuit, is to improve power system device normally to transport
A kind of methods that water-filling is flat, action message cuts off failure in the case of failure.In recent years, drastically increase with the quantity of transformer station
Add, relay protection device updates time also shortened, thus causes the relay protection device of various years simultaneously
Situation about examining is needed to arrange for, this proposes new requirement to relay protection examination equipment and device, it is adapted to simultaneously
The equipment and secondary circuit of different structure composition.
In secondary device checkout procedure, in the case that current loop is powered, using current connection apparatus short circuit and every
It is the vital task performed before secondary device is examined from secondary loop of mutual inductor.Due to existing current short-circuit device
It is excessively single, it is impossible to adapt to different types of current loop, performance is consolidated not by the current connection apparatus being spliced temporarily
Foot, once being given a shock in the course of work or situations such as personnel touch by mistake, can cause current connection apparatus be forced to disassemble and
Come off, cause open circuit of secondary loop of current transformer, produce the event such as power system accident or even personal injury and occur.
Therefore a kind of multi-functional current safe connection equipment definitely fixing, being suitable for different type current loop is developed
For being reliably connected protection powered in maintenance process, electric current secondary loop terminal is imperative in observing and controlling screen, new method, new skill
Art, new tool will improve repair quality, refine overhauling project, reduce potential safety hazard, accomplish controllable controlling.
Needed in the unit check of current power secondary system or fault treating procedure at measurement and protection equipment terminal block
The powered secondary loop of mutual inductor of short circuit, the current connection apparatus used at present have wire clamp, special tetrad short circuit contact pin, specially
With short-circuit connection sheet and its fixed screw etc..Wherein there is potential safety hazard, do not recommend in wire clamp because of its poor reliability；
Special tetrad short circuit contact pin is relatively reliable, but is restricted more, it is necessary to meet that short-circuit contact pin must reserve pin holes, short circuit at
Terminal block is in the conditions such as the same side, if needing the current terminal of short circuit to arrange discontinuously, can not use.Other tetrad short circuit is inserted
Pin only adapts to the same type terminal block of phoenix company research and development, is not suitable for the more ancient terminal block of some types；Current use compared with
More wire cascades, although solving above mentioned problem, it is long and relatively random, it is necessary to which connection type is more ancient to deposit wire in use
Need to splice temporarily special connector to adapt to the terminal block during old terminal block, easily produce and come off during use or by mistake
Touch so that stitching portion disintegration, causes Current Transformer Secondary side open circuit, influence power equipment normal operation and cause personal injury
Occur etc. accident.
Utility model content
The purpose of this utility model is the deficiency for overcoming prior art, there is provided a kind of multi-functional current secure connection dress
Put, the coupling parts of the attachment means is simple and reliable, sound construction, be not easy to fall apart, production cost it is low, switching performance is good.
Technical scheme is used by the utility model solves its technical problem：A kind of multi-functional current secure connection dress
Put, including connecting line and connection terminal；The connecting line is connected including N end, A end, the B ends that are connected that are connected that are connected with C
End, be connected end, B of the A are connected end and C is connected to hold and electrically connected respectively with the N connection ends, and the N is connected end, A phases
Connection end, B, which are connected, holds the end that is connected with C to be respectively equipped with splicing construction, passes through the splicing construction and installs the connection terminal；Institute
State connection terminal and be provided with electrical connector.
The multi-functional current erecting device is specifically connected and installed in the circuit front-end of institute's detection device, is respectively connecting to circuit
N phases, A phases, B phases and C phases, wherein A phases, B phases and C phases is the threephase cable of three-phase circuit, and N phases are A phases, B phases and C phases
Earth point.By will be not charged by the mutual short circuit in the front end of detection device, rear end equipment, operating personnel can enter to rear end equipment
Row detection and maintenance.
As a preferred embodiment, the electrical connector is plum blossom valve pattern connector.
As a preferred embodiment, the electrical connector is U-shaped pattern connector.
As a preferred embodiment, the electrical connector is needle-like connector.
As a preferred embodiment, the electrical connector is crocodile mouth pattern connector.
The electric connecting joint of four connection ends can be connected by plum blossom valve pattern connector, U-shaped pattern connector, needle-like
One or more in head and crocodile mouth pattern connector, the pattern selection of the electrical connector are selected according to actual use demand
Type.Plum blossom valve pattern connector and U-shaped the pattern electrical connector be used for match with special construction testing terminal, as this two
Kind electrical connector can not be applicable, and more generally applicable needle-like connector can be selected.When needle-like connector also can not where applicable, one can be entered
Step is adapted to from crocodile mouth pattern connector, more flexible practical.
As a preferred embodiment, the splicing construction includes insulated bolt, the screw rod of the insulated bolt has threaded joints,
The screw head of the insulated bolt has the outer sheathing that insulate.
As a preferred embodiment, the N is connected, end is arranged at one end of the connecting line, and be connected end, B of the A is connected
Connect end or the C ends that are connected are arranged at the other end of the connecting line.
The beneficial effects of the utility model are：
1st, coupling part is simple and reliable.The connected mode that the current connection apparatus uses is simple and clear, will not be because of connection
Part is long or excessively complexity causes coupling part disconnection during use, produces potential safety hazard.
2nd, sound construction, it is not easy to fall apart.The present apparatus carries out terminal block connector and device by the way of being screwed
Splicing, compared with existing attachment means connecting method, firm performance is effectively lifted structure, is avoided because the unstable factor of structure is made
The problems such as coming off, being broken into attachment means causes the event such as personal injury or equipment stoppage in transit to occur；
3rd, production cost is low, reusable to be unlikely to deform.Once present apparatus molding shaping volume production, cost relative moderate,
Reusable and structure is unlikely to deform during use, green, use cost is low, avoids the wasting of resources and environment
Pollution.
4th, switching performance is good.The present apparatus is by connecting different type, the current terminal of diverse location realizes that powered electric current is mutual
The reliable short circuit of sensor secondary circuit, ensure that the safe operation of charging equipment, thoroughly prevent the band caused by connection is unreliable
Electric open circuit of secondary loop of current transformer, cause the failure stoppage in transit accident of powered power equipment and power circuit to occur, also have
Effect ensure that the personal safety of field service personnel.
The utility model is described in further detail below in conjunction with drawings and Examples；But one kind of the present utility model is more
Function current safety connection device is not limited to embodiment.
Brief description of the drawings
Fig. 1 is overall structure diagram one of the present utility model；
Fig. 2 is overall structure diagram two of the present utility model；
Fig. 3 is the partial schematic diagram of splicing construction of the present utility model.
Embodiment
Embodiment：
Referring to shown in Fig. 1 to Fig. 3, a kind of multi-functional current safe connection equipment of the present utility model, including the He of connecting line 1
Connection terminal；The connecting line 1 is connected end 14 including N end 11, A end 12, the B ends 13 that are connected that are connected that are connected with C, the A
End 12, B 13 and C of the end ends 14 that are connected that are connected that are connected electrically connect with the N connection ends respectively, and the N is connected end 11, A
End 12, the B end 14 that is connected with C of end 13 that is connected that is connected is respectively equipped with splicing construction 15, passes through the splicing construction 15 and installs institute
State connection terminal；The connection terminal is provided with electrical connector.
The multi-functional current erecting device is specifically connected and installed in the circuit front-end of institute's detection device, is respectively connecting to circuit
N phases, A phases, B phases and C phases, wherein A phases, B phases and C phases is the threephase cable of three-phase circuit, and N phases are A phases, B phases and C phases
Earth point.By will be not charged by the mutual short circuit in the front end of detection device, rear end equipment, operating personnel can enter to rear end equipment
Row detection and maintenance.
The electrical connector is plum blossom valve pattern connector 2, U-shaped pattern connector 3, needle-like connector 4 or crocodile mouth sample
One or more in formula connector 5.
The pattern of specific connector is shown in Figure 1, and the pattern selection of the electrical connector is carried out according to actual use demand
Type selecting.The plum blossom valve pattern connector 2 and U-shaped pattern electrical connector are used to match the testing terminal with special construction, such as
Both electrical connectors can not be applicable, and more generally applicable needle-like connector 4 can be selected.When needle-like connector 4 also can not where applicable,
Further it can be adapted to from crocodile mouth pattern connector 5, it is more flexible practical.
The splicing construction 15 includes insulated bolt, and the screw rod of the insulated bolt has threaded joints 16, the insulation spiral shell
The screw head of bolt has the outer sheathing that insulate.
The N is connected one end that end 11 is arranged at the connecting line 1, the A be connected end 12, B be connected end 13 or
C, which is connected, holds 14 other ends for being arranged at the connecting line 1.
Assembling process of the present utility model is as follows, and first the N ends 11 that are connected are connected with the N phase cables of institute detection device,
A end 12, the B ends 14 that are connected with C of end 13 that are connected that are connected then are connected to the A phases cable of institute's detection device, B phases successively
Cable and C phase cables.
Above-described embodiment is only used for further illustrating a kind of multi-functional current safe connection equipment of the present utility model, but this
Utility model is not limited to embodiment, every any letter made according to the technical essence of the utility model to above example
Single modification, equivalent variations and modification, each fall within the protection domain of technical solutions of the utility model.
Claims (7)
- A kind of 1. multi-functional current safe connection equipment, it is characterised in that：Including connecting line and connection terminal；The connecting line bag Include N end, A end, the B ends that are connected that are connected that are connected with C to be connected end, A end, the B ends that are connected that are connected are connected to hold with C and divided Do not electrically connected with the N connection ends, N end, A end, B the end ends that are connected with C that are connected that are connected that are connected are respectively equipped with spelling Binding structure, the connection terminal is installed by the splicing construction；The connection terminal is provided with electrical connector.
- A kind of 2. multi-functional current safe connection equipment according to claim 1, it is characterised in that：The electrical connector is Plum blossom valve pattern connector.
- A kind of 3. multi-functional current safe connection equipment according to claim 1, it is characterised in that：The electrical connector is U-shaped pattern connector.
- A kind of 4. multi-functional current safe connection equipment according to claim 1, it is characterised in that：The electrical connector is Needle-like connector.
- A kind of 5. multi-functional current safe connection equipment according to claim 1, it is characterised in that：The electrical connector is Crocodile mouth pattern connector.
- A kind of 6. multi-functional current safe connection equipment according to claim 1, it is characterised in that：The splicing construction bag Insulated bolt is included, the screw rod of the insulated bolt has threaded joints, and the screw head of the insulated bolt has the outer sheathing that insulate.
- A kind of 7. multi-functional current safe connection equipment according to claim 1, it is characterised in that：The N is connected end It is arranged at one end of the connecting line, be connected end, B of the A is connected end or the C ends that are connected are arranged at the another of the connecting line One end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720447192.XU CN206640093U (en) | 2017-04-26 | 2017-04-26 | A kind of multi-functional current safe connection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720447192.XU CN206640093U (en) | 2017-04-26 | 2017-04-26 | A kind of multi-functional current safe connection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206640093U true CN206640093U (en) | 2017-11-14 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720447192.XU Active CN206640093U (en) | 2017-04-26 | 2017-04-26 | A kind of multi-functional current safe connection equipment |
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| Country | Link |
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| CN (1) | CN206640093U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490688A (en) * | 2018-11-12 | 2019-03-19 | 国网河南省电力公司修武县供电公司 | A kind of auxiliary device of direct current system |
-
2017
- 2017-04-26 CN CN201720447192.XU patent/CN206640093U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490688A (en) * | 2018-11-12 | 2019-03-19 | 国网河南省电力公司修武县供电公司 | A kind of auxiliary device of direct current system |
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