CN207425524U - Transformer split-phase type copper bar leading structure - Google Patents
Transformer split-phase type copper bar leading structure Download PDFInfo
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- CN207425524U CN207425524U CN201721692907.4U CN201721692907U CN207425524U CN 207425524 U CN207425524 U CN 207425524U CN 201721692907 U CN201721692907 U CN 201721692907U CN 207425524 U CN207425524 U CN 207425524U
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- Prior art keywords
- copper bar
- transformer
- bar leading
- lug plate
- phase
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Abstract
The utility model discloses a kind of transformer split-phase type copper bar leading structures, including transformer-cabinet, transformer coil is fixed with by transformer upper clamping piece and transformer lower clamping piece in above-mentioned transformer tank body, above-mentioned transformer coil uses the d in the three phase terminal modes of connection to connect mode and connects, the first lug plate being connected with casing is provided with above above-mentioned transformer-cabinet, second lug plate and the 3rd lug plate, three-phase copper bar leading between above-mentioned transformer coil is fixed using split-phase in vertical component and connects the first lug plate respectively, second lug plate and the 3rd lug plate.The utility model entirety pin configuration connection and reasonable arrangement, copper bar leading wiring is clearly demarcated, convenient for assembling, good appearance.
Description
Technical field
The utility model is related to transformer cable structures, and in particular to a kind of transformer split-phase type copper bar leading structure.
Background technology
Traditional copper bar leading structure since the three-phase copper bar of lead vertical component is using centralized arrangement, causes copper bar pair
The insulation distance A1 of coil is small, and dielectric strength deficiency in order to ensure that copper bar meets the requirements the dielectric strength between coil, just must
Insulating barrier must be increased and thicken the thickness of insulating layer wrapped up on copper bar.
Traditional copper bar leading structure, the three-phase copper bar of lead vertical component do not have standing tree support, the whole machinery of lead
Intensity ensures only by copper bar mechanical strength in itself and wire clamp clamping, causes its bad mechanical strength, it is difficult to ensure that transformer exists
Lead is not damaged when sudden short circuit is run.
Traditional copper bar leading structure, when transformer normal operation input, by the existing phase current of the electric current of copper bar, again
There is line current, in connecing lead in d, line current is 3 times of the √ of phase current, if the conductive cross-sectional area of copper bar is uniformly by line electricity
Stream selection, then cause the waste of copper bar material.If it is desired to not wasting copper bar, it must just use the copper bar of two kinds of specifications, i.e., it is mutually electric
Stream is arranged using large size copper using small dimension copper bar, line current, will so be brought copper bar specification double, and be not easy to purchase and produce
Management.
Utility model content
The purpose of this utility model is to provide a kind of transformer split-phase type copper bar leading structures, solve traditional copper bar and draw
The three-phase copper bar of lead vertical component does not have standing tree support in cable architecture, and the overall mechanical strength of lead only leans on the machine of copper bar in itself
Tool intensity and wire clamp clamping ensure, cause its bad mechanical strength, it is difficult to ensure that lead is not when sudden short circuit is run for transformer
Impaired problem.
To solve the technical issues of above-mentioned, the utility model uses following technical scheme：
A kind of transformer split-phase type copper bar leading structure including transformer-cabinet, passes through transformation in above-mentioned transformer tank body
Device upper clamping piece and transformer lower clamping piece are fixed with transformer coil, and above-mentioned transformer coil is used in the three phase terminal modes of connection
D connects mode and connects, and the first lug plate being connected with casing, the second lug plate are provided with above above-mentioned transformer-cabinet
With the 3rd lug plate, the three-phase copper bar leading between above-mentioned transformer coil is fixed using split-phase in vertical component and connected respectively
First lug plate, the second lug plate and the 3rd lug plate.
Preferably, more than two standing tree are arranged at intervals between above-mentioned transformer upper clamping piece and transformer lower clamping piece,
Three-phase copper bar leading between above-mentioned transformer coil is fixed respectively by standing tree.
Preferably, the copper bar leading that the copper bar leading of the z terminals connection of above-mentioned transformer coil is connected with x terminals
It is fixed therein on a standing tree, the copper bar leading of the y terminals connection of above-mentioned transformer coil is fixed on another standing tree.
Preferably, the copper bar leading that the copper bar leading of the z terminals connection of above-mentioned transformer coil is connected with z terminals
It is fixed by wire clamp.
Preferably, the copper bar leading of the c terminals of above-mentioned transformer coil and the copper bar leading of x terminals are all connected with
One lug plate；The copper bar leading of above-mentioned transformer coil b terminals and the copper bar leading of z terminals are all connected with the second lug plate；
The copper bar leading of a terminals of above-mentioned transformer coil and the copper bar leading of y terminals are all connected with the 3rd lug plate.
Preferably, the copper bar leading being connected with above-mentioned first lug plate, the copper bar being connected with above-mentioned second lug plate draw
Line is fixed from the copper bar leading of above-mentioned 3rd lug plate connection by different wire clamps respectively.
Compared with prior art, the beneficial effects of the utility model are at least one of following：
1st, the utility model is arranged using split-phase due to the three-phase copper bar of lead vertical component, copper bar to the insulation of coil away from
Big from A2, dielectric strength is rich, can cancel insulating barrier and the thickness of insulating layer wrapped up on copper bar is thinned.
2nd, the three-phase copper bar of the copper bar leading vertical component of the utility model is provided with standing tree support, the whole machinery of lead
Intensity is high, it is ensured that transformer lead when sudden short circuit is run is not damaged.
3rd, for the utility model when transformer normal operation input, the electric current by copper bar is phase current, and copper bar is led
Electric sectional area can be unified to select by phase current, and copper bar specification is few, convenient for buying and production management.
4th, the utility model can so reduce the processing of copper bar leading due to reducing the tie point at 3 between copper bar
And installation time.Coil line end is all directly connected with lug plate, is phase current, so as to reduce copper bar specification.
5th, the utility model entirety pin configuration connection and reasonable arrangement, copper bar leading wiring is clearly demarcated, convenient for assembling, good appearance.
Description of the drawings
Fig. 1 is that the Three-Phase Transformer lead mode of connection is the wiring diagram that d connects.
Fig. 2 is the structure front view of traditional copper bar leading.
Fig. 3 is the structure top view of traditional copper bar leading.
Fig. 4 is that the structure of the utility model just attempts.
Fig. 5 is the structure top view of the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Referring to Fig. 1,4,5, one embodiment of the utility model is a kind of transformer split-phase type copper bar leading structure, bag
Transformer-cabinet 1 is included, above-mentioned transformer-cabinet 1 is interior to be fixed with transformer wire by transformer upper clamping piece 2 and transformer lower clamping piece 3
Circle 4, above-mentioned transformer coil 4 connect mode using the d in the three phase terminal modes of connection and connect, the top of above-mentioned transformer-cabinet 1
It is provided with the first lug plate 5, the second lug plate 6 and the 3rd lug plate 7 being connected with casing, above-mentioned transformer coil 4
Between three-phase copper bar leading 14 fixed in vertical component using split-phase and connect the first lug plate 5 respectively, 6 and of the second lug plate
3rd lug plate 7.
Traditional copper bar leading structure as shown in Figure 2,3, is concentrated since the three-phase copper bar of copper bar leading vertical component uses
Arrangement, causes copper bar small to the insulation distance A1 of coil, dielectric strength deficiency, in order to ensure that copper bar is strong to the insulation between coil
Degree is met the requirements, and must just be increased insulating barrier 10 and be thickeied the thickness of insulating layer wrapped up on copper bar.Compared with traditional copper bar
Pin configuration, it is the situation that d connects that copper bar leading, which is suitable for the Three-Phase Transformer lead mode of connection, in the present embodiment, by this implementation
Transformer split-phase type copper bar leading structure in example, realize copper bar leading between transformer coil and casing it is succinct, reliably connect
It connects.The copper bar leading vertical component in the present embodiment is fixed using split-phase arrangement simultaneously, and copper bar is big to the insulation distance A2 of coil,
Dielectric strength is rich, can cancel insulating barrier and the thickness of insulating layer wrapped up on copper bar is thinned.
On the basis of above-described embodiment, another embodiment of the utility model is above-mentioned transformer upper clamping piece 2 and change
It is arranged at intervals with more than two standing tree 8 between depressor lower clamping piece 3, the three-phase copper bar leading 14 between above-mentioned transformer coil 4
It is fixed respectively by standing tree 8.Standing tree 8 is fixed on the gap location between transformer coil.
As shown in Figure 2,3, the three-phase copper bar of lead vertical component does not have standing tree support, lead to traditional copper bar leading structure
Overall mechanical strength ensure only by copper bar mechanical strength in itself and wire clamp clamping, cause its bad mechanical strength, it is difficult to protect
Card transformer lead when sudden short circuit is run is not damaged.Compared with traditional copper bar pin configuration, the copper bar in the present embodiment
The three-phase copper bar of lead vertical component is provided with standing tree support, and the overall mechanical strength of lead is high, it is ensured that transformer is prominent
Lead is not damaged when sending out short circuit operation.
On the basis of above-described embodiment, another embodiment of the utility model is that the z of above-mentioned transformer coil 4 connects
The copper bar leading 14 that the copper bar leading 14 of line end connection is connected with x terminals is fixed therein on a standing tree 8, above-mentioned transformer
The copper bar leading 14 of the y terminals connection of coil 4 is fixed on another standing tree 8.If the standing tree of three or more, above-mentioned transformation
The copper bar leading that the copper bar leading of the z terminals connection of device coil 4 is connected with x terminals can also be separately fixed at different standing tree
On 8.
Traditional copper bar leading structure as shown in Figure 2,3, when transformer normal operation input, by the electric current of copper bar both
There is phase current 11, and have line current 12, in connecing lead in d, line current is 3 times of the √ of phase current, if the conduction of copper bar
Sectional area is uniformly selected by line current, then causes the waste of copper bar material.If it is desired to not wasting copper bar, two kinds of rule must be just used
The copper bar of lattice, i.e. phase current use small dimension copper bar, and line current is arranged using large size copper, will so bring copper bar specification double,
It is not easy to buying and production management.By the electric current of copper bar it is phase in the present embodiment compared with traditional copper bar leading structure
Electric current, the conductive cross-sectional area of copper bar can be unified to select by phase current, and copper bar specification is few, convenient for buying and production management.
On the basis of above-described embodiment, another embodiment of the utility model is that the z of above-mentioned transformer coil 4 connects
The copper bar leading 14 that the copper bar leading 14 of line end connection is connected with z terminals is fixed by wire clamp 9.Due to reasonable in the present embodiment
Three-phase copper bar arrangement mode, fixed by wire clamp between similar copper bar leading, it is easier for installation.
On the basis of above-described embodiment, another embodiment of the utility model is that the c of above-mentioned transformer coil 4 connects
The copper bar leading 14 of line end and the copper bar leading 14 of x terminals are all connected with the first lug plate 5；Above-mentioned transformer coil 4b terminals
Copper bar leading 14 and the copper bar leadings 14 of z terminals be all connected with the second lug plate 6；The a terminals of above-mentioned transformer coil 4
The copper bar leading 14 of copper bar leading 14 and y terminals is all connected with the 3rd lug plate 7.
Traditional copper bar leading structure is bolted a little 13 as shown in Figure 2,3, due to being added between copper bar at 3.When adopting
When being connected with welding manner, welding capacity will be increased and increase lead installation time.When being connected using bolt mode, spiral shell will be increased
The dosage of bolt and the Drilling operation amount for increasing copper bar.Compared with traditional copper bar leading structure, due to reducing 3 in the present embodiment
Locate the tie point between copper bar, it is possible to reduce the processing of copper bar leading and installation time.Another aspect coil line end all directly with
Lug plate connects, and is phase current, so as to reduce copper bar specification.
On the basis of above-described embodiment, another embodiment of the utility model is connected with above-mentioned first lug plate 5
Copper bar leading 14, the copper bar leading 14 being connected with above-mentioned second lug plate 6, the copper bar that is connected with above-mentioned 3rd lug plate 7 draw
Line 14 is fixed respectively by different wire clamps 9.The present embodiment is reducing the feelings of welding point to make structure more beautiful and stablize
Under condition, the copper bar leading of same lug plate is fixed by different wire clamps.
" one embodiment " for being spoken of in the present specification, " another embodiment ", " embodiment ", " be preferably implemented
Example " etc. refers to that the specific features, structure or the feature that combine embodiment description are included in the description of the application generality extremely
In few one embodiment.It is not centainly to refer to same embodiment that statement of the same race, which occur, in multiple places in the description.Into one
For step, when describing a specific features, structure or feature with reference to any embodiment, what is advocated is to combine other implementations
Example realizes that this feature, structure or feature also fall in the scope of the utility model.
Although reference be made herein to the utility model is described in multiple explanatory embodiments of the utility model, still,
It should be understood that those skilled in the art can be designed that a lot of other modifications and embodiment, these modifications and embodiment
It will fall within spirit disclosed in the present application and spirit.More specifically, in disclosure, drawings and claims
In the range of, a variety of variations and modifications can be carried out to the building block and/or layout of theme combination layout.Except to building block
And/or outside the modification and improvement of layout progress, to those skilled in the art, other purposes also will be apparent.
Claims (6)
1. a kind of transformer split-phase type copper bar leading structure, it is characterised in that：Including transformer-cabinet（1）, the transformer tank
Body（1）It is interior to pass through transformer upper clamping piece（2）With transformer lower clamping piece（3）It is fixed with transformer coil（4）, the transformer coil
（4）Mode is connect using the d in the three phase terminal modes of connection to connect, the transformer-cabinet（1）Top be provided with for set
The first lug plate that pipe is connected（5）, the second lug plate（6）With the 3rd lug plate（7）, the transformer coil（4）Between
Three-phase copper bar leading（14）It is fixed in vertical component using split-phase and connects the first lug plate respectively（5）, the second lug plate（6）With
3rd lug plate（7）.
2. transformer split-phase type copper bar leading structure according to claim 1, it is characterised in that：The transformer upper clamping piece
（2）With transformer lower clamping piece（3）Between be arranged at intervals with more than two standing tree（8）, the transformer coil（4）Between three
Phase copper bar leading（14）Pass through standing tree respectively（8）It is fixed.
3. transformer split-phase type copper bar leading structure according to claim 2, it is characterised in that：The transformer coil
（4）The connection of z terminals the copper bar leading that is connected with x terminals of copper bar leading（14）It is fixed therein a standing tree（8）On,
The transformer coil（4）Y terminals connection copper bar leading（14）Fix another standing tree（8）On.
4. transformer split-phase type copper bar leading structure according to claim 3, it is characterised in that：The transformer coil
（4）Z terminals connection copper bar leading（14）The copper bar leading connected with z terminals（14）Pass through wire clamp（9）It is fixed.
5. transformer split-phase type copper bar leading structure according to claim 4, it is characterised in that：The transformer coil
（4）C terminals copper bar leading（14）With the copper bar leading of x terminals（14）It is all connected with the first lug plate（5）；The transformation
Device coil（4）The copper bar leading of b terminals（14）With the copper bar leading of z terminals（14）It is all connected with the second lug plate（6）；It is described
Transformer coil（4）A terminals copper bar leading（14）With the copper bar leading of y terminals（14）It is all connected with the 3rd lug plate
（7）.
6. transformer split-phase type copper bar leading structure according to claim 5, it is characterised in that：With first lug plate
（5）The copper bar leading of connection（14）And second lug plate（6）The copper bar leading of connection（14）And the 3rd lug plate
（7）The copper bar leading of connection（14）Pass through different wire clamps respectively（9）It is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721692907.4U CN207425524U (en) | 2017-12-07 | 2017-12-07 | Transformer split-phase type copper bar leading structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721692907.4U CN207425524U (en) | 2017-12-07 | 2017-12-07 | Transformer split-phase type copper bar leading structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207425524U true CN207425524U (en) | 2018-05-29 |
Family
ID=62397184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721692907.4U Expired - Fee Related CN207425524U (en) | 2017-12-07 | 2017-12-07 | Transformer split-phase type copper bar leading structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207425524U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110060859A (en) * | 2019-05-21 | 2019-07-26 | 保定天威保变电气股份有限公司 | It is a kind of can Phase Sequence-changeable transformer device structure and design method |
| CN112071589A (en) * | 2020-08-17 | 2020-12-11 | 山西太钢不锈钢股份有限公司 | Method for enlarging conductive contact surface of reactor joint |
-
2017
- 2017-12-07 CN CN201721692907.4U patent/CN207425524U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110060859A (en) * | 2019-05-21 | 2019-07-26 | 保定天威保变电气股份有限公司 | It is a kind of can Phase Sequence-changeable transformer device structure and design method |
| CN112071589A (en) * | 2020-08-17 | 2020-12-11 | 山西太钢不锈钢股份有限公司 | Method for enlarging conductive contact surface of reactor joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180529 Termination date: 20201207 |
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| CF01 | Termination of patent right due to non-payment of annual fee |