CN209590253U - A kind of voltage transformer calibrating installation - Google Patents
A kind of voltage transformer calibrating installation Download PDFInfo
- Publication number
- CN209590253U CN209590253U CN201822016756.1U CN201822016756U CN209590253U CN 209590253 U CN209590253 U CN 209590253U CN 201822016756 U CN201822016756 U CN 201822016756U CN 209590253 U CN209590253 U CN 209590253U
- Authority
- CN
- China
- Prior art keywords
- voltage transformer
- connecting terminal
- calibrating
- terminal
- double
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009434 installation Methods 0.000 title claims description 21
- 230000000875 corresponding Effects 0.000 claims description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 230000003068 static Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model discloses a kind of voltage transformer calibrating installations, comprising: pedestal, pedestal is equipped with the different multiple groups voltage transformer calibrating connecting terminal of voltage class, one group of common terminal and can examine and determine more throwing disconnecting links of free switching between connecting terminal in multiple groups voltage transformer, and disconnecting links of throwing are electrical connected more with common terminal.Connecting terminal and one group of common terminal are examined and determine by the way that the different multiple groups voltage transformer of voltage class is arranged on pedestal, and multiple groups voltage transformer calibrating connecting terminal between setting can free switching more throwing disconnecting links, and disconnecting links of throwing are electrical connected more with common terminal, so as to avoid wiring complexity, secondary connection is frequently replaced, calibrating is easily caused to be mixed with line, it is likely to occur the risk of wiring error, eliminate the security risk in calibration operation, the calibrating efficiency for improving voltage transformer alleviates the labor intensity of staff.
Description
Technical field
The utility model relates to technical field of power systems more particularly to a kind of voltage transformer calibrating installations.
Background technique
With social economy's high speed development, the construction of substation is increasing, and Electricity customers increase year by year, and laboratory needs
The quantity of the voltage transformer of calibrating increases, and in laboratory verification voltage transformer, needs frequently to change voltage transformer inspection
Voltage transformer standard, booster and secondary connection needed for fixed.All kinds of calibration equipments and equipment to be checked are various in laboratory, electricity
Frequent replacement, the movement for pressing mutual inductor standard, booster, easily cause calibration equipment to put confusion, calibrating is set when being not easy to calibrating
Standby timely reasonable placement and wiring；And it is more to examine and determine second test line number amount needed for voltage transformer, and wiring is complicated, secondary
Wiring is frequently replaced, and calibrating is easily caused to be mixed with line, in fact it could happen that the risk of wiring error.These situations, virtually increase
The working strength of testing person, in fact it could happen that misconnection mistake line situation form to the person and equipment security risk.
Utility model content
The utility model provides a kind of voltage transformer calibrating installation, it is intended to which the safety eliminated in calibration operation is hidden
Suffer from, improves the calibrating efficiency of voltage transformer, alleviate the labor intensity of staff.
The utility model provides a kind of voltage transformer calibrating installation comprising: pedestal, the pedestal are equipped with voltage
The different multiple groups voltage transformer calibrating connecting terminal of grade, one group of common terminal are sub and can be in the multiple groups mutual induction of voltage
Device examines and determine more throwing disconnecting links of free switching between connecting terminal, and the disconnecting links of throwing are electrical connected more with common terminal.
Further, the calibrating of voltage transformer described in every group connecting terminal includes multiple first wiring of a variety of calibrating attributes
Terminal, the common terminal attached bag include multiple second terminals of the calibrating attribute of corresponding each first connecting terminal
Son, the disconnecting links of throwing include that corresponding first connecting terminal with the multiple groups of second connecting terminal connects contact more.
Further, the connection contact includes the static contact being electrical connected with first connecting terminal, and with institute
State the moving contact that the second connecting terminal is electrical connected.
Further, the pedestal is the plate of epoxy resin material, second connecting terminal and the moving contact it
Between be connected by fine copper cable, the binding post current-carrying part of first connecting terminal and second connecting terminal uses fine copper
Material, the current-carrying parts for throwing disconnecting link use zinc-plated copper sheet more.
Further, it is that two groups of calibratings of 35kV and 10kV connect that the voltage transformer calibrating connecting terminal, which includes voltage class,
Line terminals, the disconnecting links of throwing are double-throw disconnecting link more, and two groups of calibrating connecting terminals are located at the two sides of the double-throw disconnecting link.
Further, multiple moving contacts proper alignment in a row of the double-throw disconnecting link, two groups of the 35kV and 10kV
Calibrating connecting terminal is located at the two sides of the moving contact of the double-throw disconnecting link, is arranged into flat with the moving contact of the double-throw disconnecting link
Multiple second connecting terminals of capable two rows, common terminal are arranged in a row, and are fixed on one end of the double-throw disconnecting link,
The static contact of the double-throw disconnecting link is connected with first connecting terminal.
Further, by being located at the pedestal bottom between second connecting terminal and the moving contact of the double-throw disconnecting link
The cabling in face is corresponding to be connected.
Further, it is equipped on first connecting terminal and second connecting terminal for U-shaped inserted sheet and circle
The connected socket of cylindrical plug.
The utility model embodiment examines and determine wiring by the way that the different multiple groups voltage transformer of voltage class is arranged on pedestal
Terminal and one group of common terminal, and between multiple groups voltage transformer calibrating connecting terminal setting can free switching it is more
Disconnecting link is thrown, and disconnecting link of throwing is electrical connected more with common terminal, so as to avoid wiring complexity, secondary connection is frequently replaced,
Calibrating is easily caused to be mixed with line, in fact it could happen that the risk of wiring error eliminates the security risk in calibration operation, improves electricity
The calibrating efficiency for pressing mutual inductor, alleviates the labor intensity of staff.
Detailed description of the invention
In order to illustrate more clearly of the utility model embodiment technical solution, will make below to required in embodiment description
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the utility model, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of top view of voltage transformer calibrating installation provided by the embodiment of the utility model；
Fig. 2 is a kind of side view of voltage transformer calibrating installation provided by the embodiment of the utility model；
Fig. 3 is a kind of left view of voltage transformer calibrating installation provided by the embodiment of the utility model；
Fig. 4 is a kind of bottom view of voltage transformer calibrating installation provided by the embodiment of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that the embodiments are a part of the embodiments of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
It should be appreciated that ought use in this specification and in the appended claims, term " includes " and "comprising" instruction
Described feature, entirety, step, operation, the presence of element and/or component, but one or more of the other feature, whole is not precluded
Body, step, operation, the presence or addition of element, component and/or its set.
It is also understood that in this utility model term used in the description merely for the sake of description specific embodiment
Purpose and be not intended to limit the utility model.As used in the utility model specification and appended book
Like that, other situations unless the context is clearly specified, otherwise " one " of singular, "one" and "the" are intended to include plural number
Form.
It will be further appreciated that the term used in the utility model specification and appended book " and/
Or " refer to any combination and all possible combinations of one or more of associated item listed, and including these groups
It closes.
Referring to Fig. 1, Fig. 1 is a kind of structural representation of voltage transformer calibrating installation provided by the embodiment of the utility model
Figure, the voltage transformer calibrating installation include pedestal 100, and pedestal 100 is equipped with the different multiple groups voltage transformer of voltage class
It examines and determine 200, one groups of common terminal 300 of connecting terminal and can be examined and determine between connecting terminal freely in multiple groups voltage transformer
More throwing disconnecting links 400 of switching, disconnecting links 400 of throwing are electrical connected more with common terminal 300.
Specifically, by every group of standard potential transformer, booster needed for the voltage transformer for examining and determine multiple voltage grade
Equal calibration equipments are fixed rationally to be placed, and corresponding calibrating wiring is correctly connected and is connected to voltage transformer calibrating installation
Voltage transformer is examined and determine on connecting terminal 200, and corresponding public wiring is connected to the public wiring of voltage transformer calibrating installation
On terminal 300, by switch throw disconnecting links 400, allow voltage transformer of common terminal 300 respectively with various voltage class
It examines and determine connecting terminal 200 to be connected to, to realize the calibrating of the voltage transformer of various voltage class.
Specifically, connecting terminal 200 is examined and determine by the way that the different multiple groups voltage transformer of voltage class is arranged on pedestal 100
And one group of common terminal 300, and setting can free switching between multiple groups voltage transformer calibrating connecting terminal 200
It is throw disconnecting link 400 more, and disconnecting link 400 of throwing is electrical connected more with common terminal 300, it is secondary to connect so as to avoid wiring complexity
Line is frequently replaced, and calibrating is easily caused to be mixed with line, in fact it could happen that the risk of wiring error, the safety eliminated in calibration operation are hidden
Suffer from, improves the calibrating efficiency of voltage transformer, alleviate the labor intensity of staff.
Referring to Fig. 1 and Fig. 2, in one embodiment, every group of voltage transformer calibrating connecting terminal 200 belongs to including a variety of calibratings
Property multiple first connecting terminals 210, common terminal 300 include corresponding each first connecting terminal 210 (as shown in the figure
PT0a、PT0x、PTxa、PTxX, 0~220V, AC and ground terminal) calibrating attribute multiple second connecting terminals 310,
Disconnecting links 400 of throwing include corresponding first connecting terminal 210 and 310 (PT as illustrated in the drawing of the second connecting terminal more0a、PT0x、
PTxa、PTxX, 0~220V, AC and ground terminal) multiple groups connect contact 410.
Referring to figures 1-3, in one embodiment, connection contact 410 include be electrical connected with the first connecting terminal 210 it is quiet
Contact 411, and the moving contact 412 being electrical connected with the second connecting terminal 310.
Specifically, before calibrating starts, keep the connection contacts 410 for throwing disconnecting link 400 to be in an open state, i.e. moving contact more
412 do not contact with static contact 411, and when being examined and determine, disconnecting links 400 of throwing are pulled to corresponding calibrating connecting terminal 200 more
Place, allows moving contact 412 to touch corresponding static contact 411, to make corresponding calibrating connecting terminal 200 and common terminal
It is connected between 300, carries out calibrating operation.In no verification task, calibrating installation power supply can be disconnected, and disconnecting link 400 will be thrown more
Moving contact 412 be switched to stand-by state (separating with all static contacts 411).
In one embodiment, pedestal 100 is the plate of epoxy resin material, the second connecting terminal 310 and moving contact 412 it
Between be connected by fine copper cable, the binding post current-carrying part of the first connecting terminal 210 and the second connecting terminal 310 uses fine copper material
Matter, the current-carrying parts for throwing disconnecting link 400 use zinc-plated copper sheet more.
Referring to Fig. 1, in one embodiment, voltage transformer examine and determine connecting terminal 200 include voltage class be 35kV and
Two groups of calibrating connecting terminals of 10kV (200a and 200b in such as figure), disconnecting links 400 of throwing are double-throw disconnecting link, two groups of calibrating terminals more
Son 200 is located at the two sides of double-throw disconnecting link.
Specifically, this is sentenced examines and determine including the voltage transformer that voltage class is two groups of calibrating connecting terminals of 35kV and 10kV
For device, because the ratio highest that the voltage transformer of two voltage class of 35kV and 10kV occupies, also most commonly seen, setting
Select this two groups of specifications also more practical when setting the calibrating installation of only two groups calibrating connecting terminals.
In one embodiment, the proper alignment in a row of multiple moving contacts 412 of double-throw disconnecting link, two groups of inspections of 35kV and 10kV
Determine the two sides that connecting terminal 200 is located at the moving contact 412 of double-throw disconnecting link, to be arranged into flat with the moving contact 412 of double-throw disconnecting link
Multiple second connecting terminals 310 of capable two rows, common terminal 300 are arranged in a row, and are fixed on one end of double-throw disconnecting link, double
The static contact 411 for throwing disconnecting link is connected with the first connecting terminal 210.
Referring to fig. 4, in one embodiment, by being located between the second connecting terminal 310 and the moving contact 412 of double-throw disconnecting link
The cabling 110 of 100 bottom surface of pedestal is corresponding to be connected.
Specifically, the second connecting terminal 310 is connected with the moving contact 412 of double-throw disconnecting link by cabling 110 in advance, every
It is mutually indepedent between cabling 110, make the upper surface of monitoring device more succinct on the ground that cabling 110 is set to pedestal 100,
In the concrete realization, cabling 110 can also be set to the inside of pedestal 100, or pass through the non-interference of susceptor surface
Printed circuit is realized.
In one embodiment, be equipped on the first connecting terminal 210 and the second connecting terminal 310 for U-shaped inserted sheet and
The connected socket of cannon plug.
It specifically, will be for U-shaped inserted sheet and cylinder on the first connecting terminal 210 and the second connecting terminal 310
The connected socket of plug, can increase the selectivity of calibrating installation wiring.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can be readily occurred in various
Equivalent modifications or substitutions, these modifications or substitutions should be covered within the scope of the utility model.Therefore, this is practical
Novel protection scope should be subject to the protection scope in claims.
Claims (6)
1. a kind of voltage transformer calibrating installation characterized by comprising pedestal, it is different that the pedestal is equipped with voltage class
Multiple groups voltage transformer calibrating connecting terminal, one group of common terminal and can examining and determine in the multiple groups voltage transformer connect
More throwing disconnecting links of free switching between line terminals, the disconnecting links of throwing are electrical connected more with common terminal, described in every group
Voltage transformer calibrating connecting terminal includes multiple first connecting terminals of a variety of calibrating attributes, and the common terminal attached bag includes
Multiple second connecting terminals of the calibrating attribute of corresponding each first connecting terminal, it is described throw disconnecting links include it is corresponding described in
First connecting terminal connects contact with the multiple groups of second connecting terminal, and the connection contact includes and first terminals
The static contact that son is electrical connected, and the moving contact being electrical connected with second connecting terminal.
2. voltage transformer calibrating installation according to claim 1, which is characterized in that the pedestal is epoxy resin material
Plate, be connected between second connecting terminal and the moving contact by fine copper cable, first connecting terminal and institute
The binding post current-carrying part of the second connecting terminal is stated using fine copper material, the current-carrying parts for throwing disconnecting link use galvanized copper more
Plate.
3. voltage transformer calibrating installation according to claim 1, which is characterized in that the voltage transformer examines and determine wiring
Terminal includes that voltage class is two groups of calibrating connecting terminals of 35kV and 10kV, and the disconnecting links of throwing is double-throw disconnecting links more, and described two groups
Calibrating connecting terminal is located at the two sides of the double-throw disconnecting link.
4. voltage transformer calibrating installation according to claim 3, which is characterized in that multiple dynamic touchings of the double-throw disconnecting link
Two groups of calibrating connecting terminals of proper alignment in a row, the 35kV and 10kV are located at the moving contact of the double-throw disconnecting link
Two sides, be arranged into the two rows parallel with the moving contact of the double-throw disconnecting link, multiple second wiring of common terminal
Terminal is arranged in a row, and is fixed on one end of the double-throw disconnecting link, the static contact of the double-throw disconnecting link and first connecting terminal
It is connected.
5. voltage transformer calibrating installation according to claim 4, which is characterized in that second connecting terminal with it is described
By being located at, the cabling of the base end face is corresponding to be connected between the moving contact of double-throw disconnecting link.
6. voltage transformer calibrating installation according to any one of claims 1-5, which is characterized in that first wiring
The socket being connected for U-shaped inserted sheet with cannon plug is equipped on terminal and second connecting terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822016756.1U CN209590253U (en) | 2018-11-30 | 2018-11-30 | A kind of voltage transformer calibrating installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822016756.1U CN209590253U (en) | 2018-11-30 | 2018-11-30 | A kind of voltage transformer calibrating installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209590253U true CN209590253U (en) | 2019-11-05 |
Family
ID=68349498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822016756.1U Active CN209590253U (en) | 2018-11-30 | 2018-11-30 | A kind of voltage transformer calibrating installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209590253U (en) |
-
2018
- 2018-11-30 CN CN201822016756.1U patent/CN209590253U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108828443A (en) | Intermediate relay checking table | |
| CN204666788U (en) | A kind of relay checking seat | |
| CN109375140A (en) | A kind of voltage transformer calibrating installation | |
| CN209590253U (en) | A kind of voltage transformer calibrating installation | |
| CN203166238U (en) | Socket for realizing leakage protection | |
| CN205720637U (en) | A kind of check standard device for electric energy meter Withstand test device | |
| CN203069692U (en) | Trip-out matrix test box for transformer protection | |
| CN201945654U (en) | Secondary grounding tester of voltage transformer | |
| CN204597008U (en) | A kind of anti-virtual connection current testing binding post | |
| CN104020326B (en) | A kind of switching device tested used by switch machine characteristic | |
| CN106066464A (en) | A kind of check standard device for electric energy meter Withstand test device | |
| CN204065352U (en) | Multiplex relay rapid verification platform | |
| CN111162470A (en) | Transformer substation's protection clamp plate inspection device | |
| CN208752149U (en) | A kind of transformer test integration termination | |
| CN208270622U (en) | A kind of power distribution network arrester, isolator detecting bracket | |
| CN205562697U (en) | Transformer tripping operation logic testing appearance | |
| CN206258498U (en) | Low-voltage intelligent ammeter box | |
| CN111157885A (en) | AC/DC universal relay checking instrument | |
| CN206756989U (en) | A kind of arrester detecting device | |
| CN205193186U (en) | Relay protection alarm device | |
| CN205301429U (en) | Intelligent substation presses and becomes automatic nuclear phase ware of secondary | |
| CN204065243U (en) | The straight resistive of dry-type transformer compares testing auxiliary device | |
| CN209045956U (en) | A kind of short-circuit jumper of CT secondary circuit safety | |
| CN108445319A (en) | A kind of fault detect tool for solenoid valve | |
| CN107300648A (en) | Insulation Resistance of Transformer, absorptance simulation and training device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |