CN205862980U - A kind of low-voltage electricity transmission line transformator - Google Patents
A kind of low-voltage electricity transmission line transformator Download PDFInfo
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- CN205862980U CN205862980U CN201620472934.XU CN201620472934U CN205862980U CN 205862980 U CN205862980 U CN 205862980U CN 201620472934 U CN201620472934 U CN 201620472934U CN 205862980 U CN205862980 U CN 205862980U
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Abstract
This utility model relates to transmission facility technical field, a kind of low-voltage electricity transmission line transformator is provided, including at least one first coil being positioned at the first voltage side and at least one second coil being positioned at second voltage side corresponding with the first voltage side, first coil includes two or three first connection ends, and described second coil includes that at least two second connects end；When institute first connects end as input, the second connection end is booster transformer or step-down transformer as outfan, low-voltage electricity transmission line transformator；When first connects end as outfan, second connects end as input, low-voltage electricity transmission line transformator is step-down transformer, thus realize the boosting to the voltage on low-voltage electricity transmission line and blood pressure lowering, add the fed distance of voltage, reduce the loss of transmission line of electricity, meet the utilization voltage demand of user.
Description
Technical field
This utility model belongs to transmission facility technical field, particularly relates to a kind of low-voltage electricity transmission line transformator.
Background technology
The stabilization of power grids and the safe operation of power equipment, line loss and living standard of urban and rural population electricity consumption are had by quality of voltage
Directly affect.Along with rapid development of economy, rural households resident buys substantial amounts of household electrical appliance and drainage and irrigation hyelectric power motor-pumped well etc.
Motor machine, causes farming power throwing-on.
Due to China rural area and outlying poverty-stricken area, vast in territory, population density is low, and power load is comparatively disperseed,
Capacity is relatively low, therefore there is the substantial amounts of low-voltage supply line more than 500 meters of supply districts, according to current supply standard, makes
Powering with single-phase 220V or three-phase 380V, its line loss is relatively big, causes user power utilization terminal voltage too low, has a strong impact on motor
The daily need for electricity of tool, cultivation, well irrigation and the masses.
Utility model content
The purpose of this utility model is to provide a kind of low-voltage electricity transmission line transformator, it is intended to solve to make in prior art
Powering with single-phase 220V or three-phase 380V, its line loss is relatively big, causes user power utilization terminal voltage too low, has a strong impact on motor
The problem of the daily need for electricity of tool, cultivation, well irrigation and the masses.
This utility model is achieved in that a kind of low-voltage electricity transmission line transformator, and described low-voltage electricity transmission line becomes
Depressor includes at least one first coil being positioned at the first voltage side and is positioned at second electricity corresponding with described first voltage side
At least one second coil of pressure side, described first coil includes two or three first connection ends, and described second coil includes
At least two second connects end；
When described first connect end as input time, described second connect end as outfan, described low voltage transmission line
Road transformator is booster transformer or step-down transformer；
When described first connect end as outfan time, described second connect end as input, described low voltage transmission line
Road transformator is step-down transformer.
As a kind of improved plan, when described low-voltage electricity transmission line transformator is booster transformer, and described first
When the voltage of voltage side is single-phase voltage, the quantity of described first coil and the second coil is one；
Described first coil include two first connect ends, i.e. 0V input and 220V input, described second coil
Second connects end includes 0V outfan, 660V outfan, 880V outfan, 1100V outfan, 2200V outfan and 5500V
Outfan.
As a kind of improved plan, when described low-voltage electricity transmission line transformator is step-down transformer, and described first
When the voltage of voltage side is single-phase voltage, the quantity of described first coil and the second coil is one；
Described first coil include three first connect ends, i.e. 0V outfan, 220V outfan and/or 380V outfan,
Second connection end of described second coil includes 0V input, 660V input, 880V input, 1100V input, 2200V
Input and 5500V input.
As a kind of improved plan, described low-voltage electricity transmission line transformator is step-down transformer, and described first electricity
When the voltage of pressure side is single-phase voltage, the quantity of described first coil and the second coil is one；
Described first coil include two first connect ends, i.e. 0V input and 10KV input, described second coil
Second connects end includes 0V outfan, 660V outfan, 880V outfan, 1100V outfan, 2200V outfan and 5500V
Outfan.
As a kind of improved plan, when described low-voltage electricity transmission line transformator is booster transformer, and described first
When the voltage of voltage side is three-phase voltage, described first coil includes A phase input coil, B phase input coil and C phase input line
Circle, described second coil includes A phase output winding, B phase output winding and C phase output winding；
Second connection end of each described second coil includes 0V outfan, 660V outfan, 880V outfan, 1100V
Outfan, 2200V outfan and 5500V outfan.
As a kind of improved plan, when described low-voltage electricity transmission line transformator is step-down transformer, and described first
When the voltage of voltage side is three-phase voltage, described first coil includes A phase input coil, B phase input coil and C phase input line
Circle, described second coil includes A phase output winding, B phase output winding and C phase output winding；
Second connection end of each described second coil includes 0V outfan, 660V outfan, 880V outfan, 1100V
Outfan, 2200V outfan and 5500V outfan.
As a kind of improved plan, when described low-voltage electricity transmission line transformator is step-down transformer, and described first
When the voltage of voltage side is three-phase voltage, described first coil includes A phase output winding, B phase output winding and C phase output lead
Circle, described second coil includes A phase input coil, B phase input coil and C phase input coil；
Second connection end of each described second coil includes 0V input, 660V input, 880V input, 1100V
Input, 2200V input and 5500V input.
As a kind of improved plan, the electric current of described first voltage side and the second voltage side is alternating current.
In this utility model embodiment, low-voltage electricity transmission line transformator includes being positioned at least one of the first voltage side
First coil and at least one second coil being positioned at second voltage side corresponding with the first voltage side, first coil includes two
Individual or three first connect ends, described second coil includes that at least two second connects end；When institute first connects end as input
During end, the second connection end is booster transformer or step-down transformer as outfan, low-voltage electricity transmission line transformator；When first
When connecting end as outfan, the second connection end is as input, and low-voltage electricity transmission line transformator is step-down transformer, thus
Realize the boosting to the voltage on low-voltage electricity transmission line and blood pressure lowering, add the fed distance of voltage, reduce transmission line of electricity
Loss, meets the utilization voltage demand of user.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the low-voltage electricity transmission line transformator that this utility model embodiment one provides；
Fig. 2 is the structured flowchart of the low-voltage electricity transmission line transformator that this utility model embodiment two provides；
Fig. 3 is the structured flowchart of the low-voltage electricity transmission line transformator that this utility model embodiment three provides；
Fig. 4 is the structured flowchart of the low-voltage electricity transmission line transformator that this utility model embodiment four provides；
Fig. 5 is the structured flowchart of the low-voltage electricity transmission line transformator that this utility model embodiment five provides；
Fig. 6 is the structured flowchart of the low-voltage electricity transmission line transformator that this utility model embodiment six provides；
Wherein, 1-first coil, 2-the second coil, 3-0V input, 4-220V input, 5-0V outfan, 6-660V
Outfan, 7-880V outfan, 8-1100V outfan, 9-2200V outfan, 10-5500V outfan, 11-220V outfan,
12-380V outfan, 13-660V input, 14-880V input, 15-1100V input, 16-2200V input, 17-
5500V input, 18-10KV input, 19-A phase input coil, 20-B phase input coil, 21-C phase input coil, 22-A phase
Output winding, 23-B phase output winding, 24-C phase output winding.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.Should be appreciated that specific embodiment described herein is only in order to explain
This utility model, is not used to limit this utility model.
Fig. 1 shows the structured flowchart of the low-voltage electricity transmission line transformator that this utility model provides, for convenience of description,
Figure only gives the part relevant to this utility model.
Low-voltage electricity transmission line transformator includes at least one first coil 1 being positioned at the first voltage side and is positioned at and first
At least one second coil 2 of the second voltage side that voltage side is corresponding, first coil 1 includes two or three first connections
End, the second coil 2 includes that at least two second connects end；
When first connects end as input, second connects end as outfan, low-voltage electricity transmission line transformator is
Booster transformer or step-down transformer；
When first connects end as outfan, second connects end as input, low-voltage electricity transmission line transformator is
Step-down transformer.
Wherein, this low-voltage electricity transmission line transformator is mainly used between the Voltage Cortrol of input to 660V-5500V
Parameter, is delivered to user side by low-voltage electricity transmission line, then by this low-voltage electricity transmission line transformator by low voltage transmission line
The voltage on road drops to 220V or 380V that user needs, or other, and the several specific embodiment of following combination illustrates.
As in figure 2 it is shown, when low-voltage electricity transmission line transformator is booster transformer, and the voltage of the first voltage side is single-phase
During voltage, the quantity of first coil 1 and the second coil 2 is one；
First coil 1 includes that two first connect end, i.e. 0V input 3 and 220V input 4, the second of the second coil 2
Connect end include 0V outfan 5,660V outfan 6,880V outfan 7,1100V outfan 8,2200V outfan 9 and
5500V outfan 10, wherein, this each outfan for selecting end, such as, selects 0V outfan 5 and 1100V outfan 8.
In this embodiment, i.e. input voltage is that the single-phase voltage of 220V is converted to 660V or 880V, or 1100V or
2200V, or 5500V, be transported on low-voltage electricity transmission line, wherein, and this 660V outfan 6,880V outfan 7,1100V outfan
8,2200V outfan 9 and 5500V outfan 10 is as the demand end of low-voltage electricity transmission line, can be defeated according to actual low pressure
The distance of electric line selects, and to reduce the power consumption of low-voltage electricity transmission line, improves transmission of electricity quality, does not repeats them here.
As it is shown on figure 3, it is corresponding, when low-voltage electricity transmission line transformator with the single-phase booster transformer shown in Fig. 2
For step-down transformer, and when the voltage of the first voltage side is single-phase voltage, the quantity of first coil 1 and the second coil 2 is one
Individual；
First coil 1 includes that three first connect end, i.e. 0V outfan 5,220V outfan 11 and/or 380V outfan
12, the second connection end of the second coil 2 includes 0V input 3,660V input 13,880V input 14,1100V input
15,2200V input 16 and 5500V input 17.
This step-down transformer by 660V input 13,880V input 14,1100V input 15,2200V input 16 with
And 5500V input 17 input voltage be converted to single-phase 220V or single-phase 380V or other, do not repeat them here.
In this embodiment, the booster transformer shown in Fig. 2 and the step-down transformer shown in Fig. 3 can be arranged in pairs or groups use, point
It is not arranged on the two ends of low-voltage electricity transmission line, completes the remote mesolow transmission of electricity more than 500 meters of the coverage radius.
As shown in Figure 4, when low-voltage electricity transmission line transformator is step-down transformer, and the voltage of the first voltage side is single-phase
During voltage, the quantity of first coil 1 and the second coil 2 is one；
First coil 1 includes that two first connect end, i.e. 0V input 3 and 10KV input 18, the second of the second coil 2
Connect end include 0V outfan 5,660V outfan 6,880V outfan 7,1100V outfan 8,2200V outfan 9 and
5500V outfan 10.
In this embodiment, i.e. input voltage is that the single-phase voltage of 10KV is converted to 660V or 880V, or 1100V or
2200V, or 5500V, be transported on low-voltage electricity transmission line, wherein, and this 660V outfan 6,880V outfan 7,1100V outfan
8,2200V outfan 9 and 5500V outfan 10 is as the demand end of low-voltage electricity transmission line, can be defeated according to actual low pressure
The distance of electric line selects, and to reduce the power consumption of low-voltage electricity transmission line, improves transmission of electricity quality, does not repeats them here.
The corresponding step-down transformer shown in Fig. 4, can use the blood pressure lowering shown in Fig. 3 to become in the rear end of low-voltage electricity transmission line
Depressor, i.e. Fig. 4 and Fig. 3 partner carries out low voltage power transmission, does not repeats them here.
As it is shown in figure 5, when low-voltage electricity transmission line transformator is booster transformer, and the voltage of the first voltage side is three-phase
During voltage, first coil 1 includes A phase input coil 19, B phase input coil 20 and C phase input coil 21, and the second coil 2 wraps
Include A phase output winding 22, B phase output winding 23 and C phase output winding 24；
Second connection end of each second coil 2 includes 0V outfan 5,660V outfan 6,880V outfan 7,1100V
Outfan 8,2200V outfan 9 and 5500V outfan 10.
This embodiment is that the transformation for three-phase alternating current processes, and it is corresponding with three groups that it is respectively equipped with three groups of first coils 1
The second coil 2, its principle is identical, does not repeats them here.
Wherein, the input voltage of this first coil 1 is 380V or 10KV.
Corresponding, when the input voltage of the first coil 1 shown in above-mentioned Fig. 5 is 380V, as shown in Figure 6, when low pressure is defeated
Electric line transformator is step-down transformer, and when the voltage of the first voltage side is three-phase voltage, first coil 1 includes that A phase is defeated
Going out coil 22, B phase output winding 23 and C phase output winding 24, the second coil 2 includes A phase input coil 19, B phase input line
Circle 20 and C phase input coils 21；
Each second coil 2 second connection end include 0V input 3,660V input 13,880V input 14,
1100V input 15,2200V input 16 and 5500V input 17.
The boosting that i.e. Fig. 5 and Fig. 6 collocation completes three-phase 380V voltage by low-voltage electricity transmission line carries, and improves transmission of electricity matter
Amount, reduces the power consumption of low-voltage electricity transmission line.
Corresponding, when the input voltage of the first coil 1 shown in above-mentioned Fig. 5 is 10KV, when low-voltage electricity transmission line becomes
Depressor is step-down transformer, and when the voltage of the first voltage side is three-phase voltage, first coil 1 includes A phase input coil 19, B
Phase input coil 20 and C phase input coil 21, described second coil include A phase output winding 22, B phase output winding 23 and
C phase output winding 24；
Second connection end of each second coil 2 includes 0V outfan 5,660V outfan 6,880V outfan 7,1100V
Outfan 8,2200V outfan 9 and 5500V outfan 10.
Low-voltage electricity transmission line transformator shown in corresponding diagram 5, the low-voltage electricity transmission line transformator being arranged on rear end is same
Sample is step-down transformer as shown in Figure 6, and its structure and principle ibid, do not repeat them here.
The combination of i.e. Fig. 5 and Fig. 6, can be completed the blood pressure lowering conveying of three-phase 10KV voltage, improve by low-voltage electricity transmission line
Transmission of electricity quality, reduces the power consumption of low-voltage electricity transmission line.
In this utility model embodiment, the electric current of the first voltage side and the second voltage side is alternating current.
In this utility model embodiment, low-voltage electricity transmission line transformator includes being positioned at least one of the first voltage side
First coil 1 and at least one second coil 2 being positioned at second voltage side corresponding with the first voltage side, first coil 1 is wrapped
Including two or three first connection ends, the second coil 2 includes that at least two second connects end；When institute first connects end as input
During end, the second connection end is booster transformer or step-down transformer as outfan, low-voltage electricity transmission line transformator；When first
When connecting end as outfan, the second connection end is as input, and low-voltage electricity transmission line transformator is step-down transformer, thus
Realizing the boosting to the voltage on low-voltage electricity transmission line and blood pressure lowering, it has the following technical effect that
(1) by promoting and reduce the power transmission mode of voltage, reduce multi-line power transmission electric current, thus reduce decades of times circuit
The electrical power of loss；
(2) problem that the qualified fed distance of 220V/380V transmission of electricity can not be more than 500 meters is solved；
(3) simple in construction, low cost of manufacture, without special material requirement；
(4) class of insulation is low, is difficult to punch through damage, and anti-lightning performance is good；
(5) simplify low-voltage circuit power transmission mode, reduce the line footpath of transmission line of electricity, reduce material cost.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Any amendment, equivalent and the improvement etc. made within the spirit of utility model and principle, should be included in this utility model
Protection domain within.
Claims (8)
1. a low-voltage electricity transmission line transformator, it is characterised in that described low-voltage electricity transmission line transformator includes being positioned at
At least one first coil of one voltage side and at least one being positioned at second voltage side corresponding with described first voltage side
Second coil, described first coil includes two or three first connection ends, and described second coil includes at least two second even
Connect end；
When described first connects end as input, described second connection end is as outfan, and described low-voltage electricity transmission line is used
Transformator is booster transformer or step-down transformer；
When described first connects end as outfan, described second connection end is as input, and described low-voltage electricity transmission line is used
Transformator is step-down transformer.
Low-voltage electricity transmission line transformator the most according to claim 1, it is characterised in that when described low-voltage electricity transmission line is used
Transformator is booster transformer, and when the voltage of described first voltage side is single-phase voltage, described first coil and the second coil
Quantity be one；
Described first coil includes that two first connect end, i.e. 0V input and 220V input, the second of described second coil
Connect end and include 0V outfan, 660V outfan, 880V outfan, 1100V outfan, 2200V outfan and 5500V output
End.
Low-voltage electricity transmission line transformator the most according to claim 1, it is characterised in that when described low-voltage electricity transmission line is used
Transformator is step-down transformer, and when the voltage of described first voltage side is single-phase voltage, described first coil and the second coil
Quantity be one；
Described first coil include three first connect ends, i.e. 0V outfan, 220V outfan and/or 380V outfan, described
Second connection end of the second coil includes that 0V input, 660V input, 880V input, 1100V input, 2200V input
End and 5500V input.
Low-voltage electricity transmission line transformator the most according to claim 1, it is characterised in that described low-voltage electricity transmission line becomes
Depressor is step-down transformer, and when the voltage of described first voltage side is single-phase voltage, described first coil and the second coil
Quantity is one；
Described first coil includes that two first connect end, i.e. 0V input and 10KV input, the second of described second coil
Connect end and include 0V outfan, 660V outfan, 880V outfan, 1100V outfan, 2200V outfan and 5500V output
End.
Low-voltage electricity transmission line transformator the most according to claim 1, it is characterised in that when described low-voltage electricity transmission line is used
Transformator is booster transformer, and when the voltage of described first voltage side is three-phase voltage, described first coil includes that A phase inputs
Coil, B phase input coil and C phase input coil, described second coil includes A phase output winding, B phase output winding and C
Phase output winding；
Second connection end of each described second coil includes that 0V outfan, 660V outfan, 880V outfan, 1100V export
End, 2200V outfan and 5500V outfan.
Low-voltage electricity transmission line transformator the most according to claim 1, it is characterised in that when described low-voltage electricity transmission line is used
Transformator is step-down transformer, and when the voltage of described first voltage side is three-phase voltage, described first coil includes that A phase inputs
Coil, B phase input coil and C phase input coil, described second coil includes A phase output winding, B phase output winding and C
Phase output winding；
Second connection end of each described second coil includes that 0V outfan, 660V outfan, 880V outfan, 1100V export
End, 2200V outfan and 5500V outfan.
7. according to the low-voltage electricity transmission line transformator described in claim 5 or 6, it is characterised in that when described low voltage transmission line
Road transformator is step-down transformer, and when the voltage of described first voltage side is three-phase voltage, described first coil includes A phase
Output winding, B phase output winding and C phase output winding, described second coil include A phase input coil, B phase input coil with
And C phase input coil；
Second connection end of each described second coil includes that 0V input, 660V input, 880V input, 1100V input
End, 2200V input and 5500V input.
Low-voltage electricity transmission line transformator the most according to claim 7, it is characterised in that described first voltage side and second
The electric current of voltage side is alternating current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620472934.XU CN205862980U (en) | 2016-05-20 | 2016-05-20 | A kind of low-voltage electricity transmission line transformator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620472934.XU CN205862980U (en) | 2016-05-20 | 2016-05-20 | A kind of low-voltage electricity transmission line transformator |
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| Publication Number | Publication Date |
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| CN205862980U true CN205862980U (en) | 2017-01-04 |
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| CN201620472934.XU Expired - Fee Related CN205862980U (en) | 2016-05-20 | 2016-05-20 | A kind of low-voltage electricity transmission line transformator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105788836A (en) * | 2016-05-20 | 2016-07-20 | 李建新 | Transformer for low-voltage power transmission line |
-
2016
- 2016-05-20 CN CN201620472934.XU patent/CN205862980U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105788836A (en) * | 2016-05-20 | 2016-07-20 | 李建新 | Transformer for low-voltage power transmission line |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 Termination date: 20180520 |