CN205786713U - Transformer test wiring switching device - Google Patents
Transformer test wiring switching device Download PDFInfo
- Publication number
- CN205786713U CN205786713U CN201620614596.9U CN201620614596U CN205786713U CN 205786713 U CN205786713 U CN 205786713U CN 201620614596 U CN201620614596 U CN 201620614596U CN 205786713 U CN205786713 U CN 205786713U
- Authority
- CN
- China
- Prior art keywords
- binding post
- post group
- switching device
- insulation box
- pressure side
- 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.)
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Links
- 238000012360 testing method Methods 0.000 title claims abstract description 28
- 238000009413 insulation Methods 0.000 claims abstract description 33
- 230000004888 barrier function Effects 0.000 claims description 4
- 230000007935 neutral effect Effects 0.000 claims description 3
- 238000009666 routine test Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Testing Relating To Insulation (AREA)
Abstract
The utility model discloses a kind of transformer test wiring switching device, including: insulation box, it has side surface, end face and bottom surface；Binding post group, each described binding post group includes that at least two is located on two side surfaces that described insulation box is relative and the most relatively by the binding post of a switch electrical connection；Ground terminal, it is located on the bottom surface of described insulation box.This utility model is respectively provided with, by two side surfaces relative at insulation box, the binding post electrically connected by switch, make that the binding post of insulation box one side surface is corresponding with transformator to connect, opposite side can connect according to the required wiring of test, can reduce a staff the most at the trial and climb the number of times of transformator, shorten working hours, reduce labor intensity.
Description
Technical field
This utility model transformer experiment technical field, particularly to a kind of transformer test wiring switching device.
Background technology
In power system, transformator, as visual plant, needs routine test, and wherein conventional routine test includes: become
Depressor body insulation characterisitic is tested, winding insulation resistance, absorptance and pole index measurement, iron core, clamp insulation resistance measurement, around
Organizing the dielectric dissipation factor with sleeve pipe and electric capacity measuring, transformator directly hinders measurement, load ratio bridging switch inspection and test, winding
Deformation test etc..Test event wiring owing to test event is more and different is different, therefore measures every time and is required for again stepping on
Upper transformator disconnects p-wire again, and it is very big that this results in workload, adds the testing time, reduces work efficiency.
Utility model content
For the transformator technical problem big, ineffective of the workload when routine test present in prior art,
This utility model provides a kind of can reduce workload, shortening testing time, the transformer test wiring of raising work efficiency
Switching device.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of transformer test wiring switching device, including:
Insulation box, it has side surface, end face and bottom surface；
Binding post group, each described binding post group includes that at least two is located at two that described insulation box is relative the most relatively
On individual side surface and by the binding post of a switch electrical connection；
Ground terminal, it is located on the bottom surface of described insulation box.
As preferably, described binding post group is five, five described binding post groups correspond to respectively high-pressure side binding post group,
High-pressure side bottom shielding of bushing binding post group, medium voltage side binding post group, medium voltage side bottom shielding of bushing binding post group and low-pressure side binding post group,
Switch described in each described binding post group the most corresponding.
As preferably, described high-pressure side binding post group, high-pressure side bottom shielding of bushing binding post group, medium voltage side binding post group and in
Pressure side bottom shielding of bushing binding post group correspondence respectively includes being located at same described side surface alternate to direction, bottom surface from described end face
Every four high-pressure side binding posts, four high-pressure side bottom shielding of bushing binding posts, four medium voltage side binding posts and four medium voltage side sets
Pipe end shield binding post, four binding posts in each binding post post group correspond to A phase, B phase, C phase and neutral point respectively, and
All with corresponding switch electrical connection；Described low-pressure side binding post group includes being located at identical described side surface and from described end face
Three low-pressure side binding posts corresponding to A phase, B phase and C phase respectively separately to direction, bottom surface, and all with corresponding switch
Electrical connection.
As preferably, it is located at described in adjacent in five described binding post groups on surface, described insulation box the same side two
The insulating barrier for preventing electric leakage it is equipped with between binding post group.
As preferably, the inside of described insulation box is located at by described switch.
As preferably, the corresponding shift knob of each described switch.
As further preferably, described shift knob is located on the end face of described insulation box.
As preferably, described casing is cube structure.
Compared with prior art, the had the beneficial effect that this utility model of this utility model passes through at insulation box
Two relative side surfaces are respectively provided with the binding post electrically connected by switch relatively, make the binding post of insulation box one side surface
Corresponding with transformator connecting, opposite side can connect according to the required wiring of test, and can reduce a staff climbing the most at the trial
The number of times of transformator, shortens working hours, and reduces labor intensity.
Accompanying drawing explanation
Fig. 1 is the transformer test wiring switching device perspective view in this utility model.
In figure:
1-insulation box；2-ground terminal；
3-high-pressure side binding post；4-high-pressure side bottom shielding of bushing binding post；
5-medium voltage side binding post；6-medium voltage side bottom shielding of bushing binding post；
7-low-pressure side binding post；8-switchs；
9-insulating barrier.
Detailed description of the invention
For making those skilled in the art be more fully understood that the technical solution of the utility model, real with concrete below in conjunction with the accompanying drawings
Execute example this utility model is elaborated.
Embodiment of the present utility model discloses a kind of transformer test wiring switching device, as it is shown in figure 1, this wiring
Switching device includes insulation box 1, binding post group and a ground terminal 2, and insulation box 1 has side surface, end face and bottom surface, when
When insulation box 1 is cube structure, it is more convenient for producing and using.One binding post group includes that at least two is located at insulation relatively
The binding post on side surface that casing 1 is relative, the corresponding switch 8 of each binding post group, namely it is respectively arranged on insulation box 1 phase
To two side surfaces and belong to tackle mutually two switches that binding post is all corresponding with this binding post group of same binding post group
8 electrical connections, switch 8 is positioned at the inside of insulation box 1, and each switch 8 connects a shift knob (not shown in FIG.), shift knob
It is located on the end face of insulation box 1, it is simple to operation.Ground terminal (ground connection binding post) 2 is located on the bottom surface of insulation box 1, uses
In making this wiring switching device integral ground.
In the present embodiment, insulation box 1 is provided with five binding post groups, and five binding post groups correspond to high pressure side joint respectively
Terminal group, high-pressure side bottom shielding of bushing binding post group, medium voltage side binding post group, medium voltage side bottom shielding of bushing binding post group and low pressure side joint
Terminal group, wherein, high-pressure side binding post group, high-pressure side bottom shielding of bushing binding post group, medium voltage side binding post group and medium voltage side sleeve pipe
End shield binding post group respectively corresponding include being located at relative two side surface and on surface, the same side from end face to direction, bottom surface phase
Interval four high-pressure side binding posts, 4, four medium voltage side binding posts 5 of 3, four high-pressure side bottom shielding of bushing binding posts and four in press
Side bottom shielding of bushing binding post 6, four binding posts of each binding post group correspond to A phase, B phase, C phase and neutral point respectively；Low pressure
Side joint terminal group includes being located at relative two side surface and on surface, the same side from end face to direction, bottom surface separately three
Low-pressure side binding post 7, three low-pressure side binding posts 7 correspond to A phase, B phase and C phase respectively, with the grafting on transformator to be measured
Hole is corresponding.Corresponding five switches 8 of five binding post groups in the present embodiment, with control respectively each binding post group ground connection or
Disconnect ground connection: when corresponding switch 8 disconnects, this binding post group is earth-free, and when corresponding switch 8 closes, this binding post
Group ground connection.
It is located on surface, insulation box 1 the same side and adjacent high-pressure side binding post group, high-pressure side bottom shielding of bushing binding post
Group, medium voltage side binding post group, it is equipped with for anti-leak-stopping between medium voltage side bottom shielding of bushing binding post group and low-pressure side binding post group
The insulating barrier 9 of electricity.
Transformer test wiring switching device in the present embodiment when carrying out transformator routine test, the one of this device
All binding posts of side surface are corresponding with transformator to connect, and opposite side can connect according to the required wiring of test；When carrying out the next item down
During test, as long as the directly change transformer test wiring of wiring switching device, work can be reduced the most at the trial
Personnel climb the number of times of transformator, shorten working hours, and reduce labor intensity.
Above example is only exemplary embodiment of the present utility model, is not used in restriction this utility model, and this practicality is new
The protection domain of type is defined by the claims.Those skilled in the art can be at essence of the present utility model and protection domain
In, this utility model is made various amendment or equivalent, this amendment or equivalent also should be regarded as in this practicality new
In the protection domain of type.
Claims (8)
1. a transformer test wiring switching device, it is characterised in that including:
Insulation box, it has side surface, end face and bottom surface；
Binding post group, each described binding post group includes that at least two is located at two sides that described insulation box is relative the most relatively
On surface and by the binding post of a switch electrical connection；
Ground terminal, it is located on the bottom surface of described insulation box.
Transformer test wiring switching device the most according to claim 1, it is characterised in that described binding post group is five
Individual, five described binding post groups correspond to high-pressure side binding post group, high-pressure side bottom shielding of bushing binding post group, medium voltage side wiring respectively
Post group, medium voltage side bottom shielding of bushing binding post group and low-pressure side binding post group, each described binding post group is opened described in corresponding one respectively
Close.
Transformer test wiring switching device the most according to claim 2, it is characterised in that described high-pressure side binding post
Group, high-pressure side bottom shielding of bushing binding post group, medium voltage side binding post group and medium voltage side bottom shielding of bushing binding post group correspondence respectively include
It is located at same described side surface and from described end face to direction, bottom surface four high-pressure side binding posts separately, four high-pressure sides sets
Pipe end shield binding post, four medium voltage side binding posts and four medium voltage side bottom shielding of bushing binding posts, four in each binding post group
Binding post corresponds to A phase, B phase, C phase and neutral point respectively, and all electrically connects with corresponding switch；Described low-pressure side wiring
Post group includes being located at identical described side surface and corresponds to A phase, B respectively from described end face to direction, bottom surface separately three
Phase and the low-pressure side binding post of C phase, and all electrically connect with corresponding switch.
Transformer test wiring switching device the most according to claim 2, it is characterised in that be located at described insulation box
It is equipped with between two described binding post groups adjacent in five described binding post groups on surface, the same side for preventing electric leakage
Insulating barrier.
Transformer test wiring switching device the most according to claim 2, it is characterised in that described switch is located at described
The inside of insulation box.
Transformer test wiring switching device the most according to claim 2, it is characterised in that each described switch correspondence
One shift knob.
Transformer test wiring switching device the most according to claim 6, it is characterised in that described shift knob is located at
On the end face of described insulation box.
8. according to the transformer test wiring switching device described in any one of claim 1 to 7, it is characterised in that described case
Body is cube structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620614596.9U CN205786713U (en) | 2016-06-21 | 2016-06-21 | Transformer test wiring switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620614596.9U CN205786713U (en) | 2016-06-21 | 2016-06-21 | Transformer test wiring switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205786713U true CN205786713U (en) | 2016-12-07 |
Family
ID=58129762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620614596.9U Active CN205786713U (en) | 2016-06-21 | 2016-06-21 | Transformer test wiring switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205786713U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107576850A (en) * | 2017-09-07 | 2018-01-12 | 国家电网公司江苏省电力公司扬州供电公司 | Transformer Bushing Tap Insulation test distributed control device |
-
2016
- 2016-06-21 CN CN201620614596.9U patent/CN205786713U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107576850A (en) * | 2017-09-07 | 2018-01-12 | 国家电网公司江苏省电力公司扬州供电公司 | Transformer Bushing Tap Insulation test distributed control device |
| CN107576850B (en) * | 2017-09-07 | 2024-02-09 | 国网江苏省电力有限公司扬州供电分公司 | Insulation test sub-control device for transformer bushing end screen |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |