CN205104343U - Photovoltaic power generation dry -type transformer - Google Patents
Photovoltaic power generation dry -type transformer Download PDFInfo
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- CN205104343U CN205104343U CN201520921022.1U CN201520921022U CN205104343U CN 205104343 U CN205104343 U CN 205104343U CN 201520921022 U CN201520921022 U CN 201520921022U CN 205104343 U CN205104343 U CN 205104343U
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- pressure winding
- low pressure
- winding
- voltage winding
- high pressure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model discloses a photovoltaic power generation dry -type transformer, the on -line screen storage device comprises a base. The coil winding is including low voltage winding and high voltage winding, low voltage winding includes low voltage winding and lower low voltage winding, goes up low voltage winding and be the right side and be left and wind the formula structure around formula structure, lower low voltage winding, high voltage winding including last high voltage winding and lower low voltage winding, goes up high voltage winding and be a left side around the formula structure, and lower high voltage winding be the right side around the formula structure, upward high voltage winding and lower high voltage winding's leading -out terminal is in same one side, two iron cores, it sets up respectively in the axial both ends of coil winding, the heat dissipating pad piece, it is connected respectively and sets up on two axial terminal surfaces of coil winding and be located the iron core top. The utility model discloses well compact structure has reduced the size of structure, the erection joint of also being convenient for, the heat dissipating pad piece gas flow of being convenient for, the temperature rise of reduceing the coil winding, prevent the transformer overload after coil winding local overheat lead to the transformer life -span to subtract shortly and the explosion accident.
Description
Technical field
The utility model belongs to transformer technology field, is specifically related to a kind of photovoltaic generation dry-type transformer.
Background technology
Along with the raising of environmental consciousness, photovoltaic generation is applied in the life of people, industrial production, and dry-type transformer is the important electrical in photovoltaic generation clean energy resource field.
In prior art, the complex structure of dry-type transformer, installs difficulty, and due to the impact of ambient temperature, easily causes that coil windings temperature local is too high causes transformer life to shorten and explosion accident.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of photovoltaic generation dry-type transformer.
In order to achieve the above object, the technical solution of the utility model is as follows:
The utility model provides a kind of photovoltaic generation dry-type transformer, comprising:
Base;
Coil windings, comprise low pressure winding and high pressure winding, it is arranged on base;
Low pressure winding comprises low pressure winding and lower low pressure winding, upper low pressure winding for right around formula structure and its leading-out terminal is arranged at its upper outside, lower low pressure winding for left around formula structure and its leading-out terminal is arranged at outside its underpart;
High pressure winding, comprise high pressure winding and lower low pressure winding, upper high pressure winding is for left around formula structure and its leading-out terminal is arranged at outside its underpart, and lower high pressure winding is for right around formula structure and its leading-out terminal is arranged at its upper outside, and the leading-out terminal of upper high pressure winding and described lower high pressure winding is in the same side;
Two iron cores, it is arranged at the two ends of coil windings axis respectively;
Cooling cushion block, its two end faces being connected in coil windings axis are respectively positioned at above iron core.
In the utility model, upper low pressure winding is for right around formula structure and its leading-out terminal is arranged at its upper outside, and lower low pressure winding around formula structure and its leading-out terminal is arranged at outside its underpart for left, make compact conformation, reduces the size of structure, is also convenient to install connect; Cooling cushion block is convenient to gas circulation, and lower the temperature rise of coil windings, after preventing transformer overload, coil windings local overheating causes transformer life to shorten and explosion accident.
The utility model is also provided with ring-type cooling cushion block, and on two end faces of its low pressure axis of winding and to be positioned at low pressure winding inner, ring-type cooling cushion block is also provided with location division between high pressure winding and low pressure winding.Ring-type cooling cushion block supports low pressure winding, ensures that the center of high pressure winding and low pressure winding can not produce skew at same straight line, easy for installation, and improves radiating effect further.
Wherein, above-mentioned cooling cushion block is provided with multiple heat dissipation channel, comprise the first connected heat dissipation channel and the second heat dissipation channel, first heat dissipation channel is arranged at the cooling cushion block that is connected with coil windings end face on the surface and extends to cooling cushion block inside, and the second heat dissipation channel is arranged at the cooling cushion block perpendicular with coil windings end face on the surface and extend to cooling cushion block is inner;
Ring-type cooling cushion block is provided with multiple low pressure heat dissipation channel, the length direction of low pressure heat dissipation channel is consistent with the axis direction of low pressure winding.
As preferred scheme, be also provided with air flow source, comprise the first airflow orifice and the second airflow orifice, the first airflow orifice is connected with the second heat dissipation channel, low pressure heat dissipation channel, and the side of the second airflow orifice and coil windings is oppositely arranged.
Adopt above-mentioned preferred scheme, air flow source increases the flowing of gas further, thus improves radiating effect.
As preferred scheme, be also provided with low voltage mutual inductor, itself and low pressure winding switching.
Adopt above-mentioned preferred scheme, low voltage mutual inductor is current transformer and voltage transformer, its respectively with upper low pressure winding and lower low pressure winding switching, low pressure winding can be protected, thus protection transformer, increase the service life.
As preferred scheme, between above-mentioned upper low pressure winding and lower low pressure winding, be provided with fixing cushion block.
Adopt above-mentioned preferred scheme, connected by fixing cushion block, ensure distance therebetween on the one hand, be convenient on the other hand install.
As preferred scheme, above-mentioned upper high pressure winding and lower both high pressure windings are set to integrative-structure.
Adopt above-mentioned preferred scheme, be set to one, improve the mechanical strength of high pressure winding, ensure the stability of structure, be also convenient to install.
As preferred scheme, above-mentioned upper high pressure winding is connected with high-voltage tap head, and lower high pressure winding is connected with lower high-voltage tap head.
Adopt above-mentioned preferred scheme, high-voltage tap head is set respectively, can realize regulating, convenient operation simultaneously.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein, 10. base, 20. low pressure windings, 30. high pressure windings, 40. iron cores, 50. cooling cushion blocks, 60. ring-type cooling cushion blocks, 70. current transformers, 80. fixing cushion blocks.
Embodiment
Preferred implementation of the present utility model is described in detail below in conjunction with accompanying drawing.
In order to reach the purpose of this utility model, as shown in Figure 1, in wherein a kind of execution mode of the present utility model, provide a kind of photovoltaic generation dry-type transformer, comprising:
Base 10;
Coil windings, comprises low pressure winding 20 and high pressure winding 30, and it is arranged on base 10;
Low pressure winding 20 comprises low pressure winding and lower low pressure winding, upper low pressure winding for right around formula structure and its leading-out terminal is arranged at its upper outside, lower low pressure winding for left around formula structure and its leading-out terminal is arranged at outside its underpart;
High pressure winding 30, comprise high pressure winding and lower low pressure winding, upper high pressure winding for left around formula structure and its leading-out terminal is arranged at outside its underpart, lower high pressure winding is for right around formula structure and its leading-out terminal is arranged at its upper outside, and the leading-out terminal of upper high pressure winding and described lower high pressure winding is in the same side;
Two iron cores 40, it is arranged at the two ends of coil windings axis respectively;
Cooling cushion block 50, its two end faces being connected in coil windings axis are respectively positioned at above iron core.
In present embodiment, upper low pressure winding is for right around formula structure and its leading-out terminal is arranged at its upper outside, and lower low pressure winding around formula structure and its leading-out terminal is arranged at outside its underpart for left, make compact conformation, reduces the size of structure, is also convenient to install connect; Cooling cushion block 50 is convenient to gas circulation, and lower the temperature rise of coil windings, after preventing transformer overload, coil windings local overheating causes transformer life to shorten and explosion accident.
Present embodiment is also provided with ring-type cooling cushion block 60, and on its two end faces being arranged at low pressure winding 20 axis and to be positioned at high pressure winding 30 inner, ring-type cooling cushion block 60 is also provided with location division between high pressure winding 30 and low pressure winding 20.Ring-type cooling cushion block 60 supports low pressure winding 20, ensures that the center of high pressure winding 30 and low pressure winding 20 can not produce skew at same straight line, easy for installation, and improves radiating effect further.
Wherein, above-mentioned cooling cushion block 50 is provided with multiple heat dissipation channel, comprise the first connected heat dissipation channel and the second heat dissipation channel, first heat dissipation channel is arranged at the cooling cushion block that is connected with coil windings end face on the surface and extends to cooling cushion block inside, and the second heat dissipation channel is arranged at the cooling cushion block perpendicular with coil windings end face on the surface and extend to cooling cushion block is inner;
Ring-type cooling cushion block 60 is provided with multiple low pressure heat dissipation channel, the length direction of low pressure heat dissipation channel is consistent with the axis direction of low pressure winding.
In order to optimize implementation result of the present utility model further, in another kind of execution mode of the present utility model, on the basis of foregoing teachings, also be provided with air flow source, comprise the first airflow orifice and the second airflow orifice, first airflow orifice is connected with the second heat dissipation channel, low pressure heat dissipation channel, and the side of the second airflow orifice and coil windings is oppositely arranged.
Adopt above-mentioned preferred scheme, air flow source increases the flowing of gas further, thus improves radiating effect.
In order to optimize implementation result of the present utility model further, in another kind of execution mode of the present utility model, on the basis of foregoing teachings, be also provided with low voltage mutual inductor, itself and low pressure winding switching.
Adopt above-mentioned preferred scheme, low voltage mutual inductor is current transformer 70 and voltage transformer, its respectively with upper low pressure winding and lower low pressure winding switching, low pressure winding can be protected, thus protection transformer, increase the service life.
In order to optimize implementation result of the present utility model further, in another kind of execution mode of the present utility model, on the basis of foregoing teachings, between above-mentioned upper low pressure winding and lower low pressure winding, be provided with fixing cushion block 80.
Adopt above-mentioned preferred scheme, connected by fixing cushion block 80, ensure distance therebetween on the one hand, be convenient on the other hand install.
In order to optimize implementation result of the present utility model further, in another kind of execution mode of the present utility model, on the basis of foregoing teachings, above-mentioned upper high pressure winding and lower both high pressure windings are set to integrative-structure.
Adopt above-mentioned preferred scheme, be set to one, improve the mechanical strength of high pressure winding, ensure the stability of structure, be also convenient to install.
In order to optimize implementation result of the present utility model further, in another kind of execution mode of the present utility model, on the basis of foregoing teachings, above-mentioned upper high pressure winding is connected with high-voltage tap head, and lower high pressure winding is connected with lower high-voltage tap head.
Adopt above-mentioned preferred scheme, high-voltage tap head is set respectively, can realize regulating, convenient operation simultaneously.
Above-described is only preferred implementation of the present utility model; it should be pointed out that for the person of ordinary skill of the art, under the prerequisite not departing from the utility model creation design; can also make some distortion and improvement, these all belong to protection range of the present utility model.
Claims (8)
1. photovoltaic generation dry-type transformer, is characterized in that, comprising:
Base;
Coil windings, comprises low pressure winding and high pressure winding, and it is arranged on described base;
Low pressure winding comprises low pressure winding and lower low pressure winding, described upper low pressure winding for right around formula structure and its leading-out terminal is arranged at its upper outside, described lower low pressure winding for left around formula structure and its leading-out terminal is arranged at outside its underpart;
High pressure winding, comprise high pressure winding and lower low pressure winding, described upper high pressure winding for left around formula structure and its leading-out terminal is arranged at outside its underpart, described lower high pressure winding is for right around formula structure and its leading-out terminal is arranged at its upper outside, and the leading-out terminal of described upper high pressure winding and described lower high pressure winding is in the same side;
Two iron cores, it is arranged at the two ends of described coil windings axis respectively;
Cooling cushion block, its two end faces being connected in described coil windings axis are respectively positioned at above described iron core.
2. photovoltaic generation dry-type transformer according to claim 1, it is characterized in that, also be provided with ring-type cooling cushion block, on two end faces of low pressure axis of winding described in it and to be positioned at described low pressure winding inner, described ring-type cooling cushion block is also provided with location division between described high pressure winding and low pressure winding.
3. photovoltaic generation dry-type transformer according to claim 1, it is characterized in that, described cooling cushion block is provided with multiple heat dissipation channel, comprise the first connected heat dissipation channel and the second heat dissipation channel, described first heat dissipation channel is arranged at the cooling cushion block that is connected with coil windings end face on the surface and extends to cooling cushion block inside, and described second heat dissipation channel is arranged at the cooling cushion block perpendicular with coil windings end face on the surface and extend to cooling cushion block is inner;
Described ring-type cooling cushion block is provided with multiple low pressure heat dissipation channel, and the length direction of described low pressure heat dissipation channel is consistent with the axis direction of described low pressure winding.
4. photovoltaic generation dry-type transformer according to claim 1, it is characterized in that, also be provided with air flow source, comprise the first airflow orifice and the second airflow orifice, described first airflow orifice is connected with described second heat dissipation channel, low pressure heat dissipation channel, and the side of described second airflow orifice and described coil windings is oppositely arranged.
5. photovoltaic generation dry-type transformer according to claim 1, is characterized in that, be also provided with low voltage mutual inductor, itself and described low pressure winding switching.
6. photovoltaic generation dry-type transformer according to claim 1, is characterized in that, is provided with fixing cushion block between described upper low pressure winding and lower low pressure winding.
7. photovoltaic generation dry-type transformer according to claim 1, is characterized in that, described upper high pressure winding and lower both high pressure windings are set to integrative-structure.
8. photovoltaic generation dry-type transformer according to claim 1, is characterized in that, described upper high pressure winding is connected with high-voltage tap head, and described lower high pressure winding is connected with lower high-voltage tap head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520921022.1U CN205104343U (en) | 2015-11-18 | 2015-11-18 | Photovoltaic power generation dry -type transformer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520921022.1U CN205104343U (en) | 2015-11-18 | 2015-11-18 | Photovoltaic power generation dry -type transformer |
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| CN205104343U true CN205104343U (en) | 2016-03-23 |
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| CN201520921022.1U Active CN205104343U (en) | 2015-11-18 | 2015-11-18 | Photovoltaic power generation dry -type transformer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244149A (en) * | 2015-11-18 | 2016-01-13 | 苏州安泰变压器有限公司 | Photovoltaic power generation dry-type transformer |
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2015
- 2015-11-18 CN CN201520921022.1U patent/CN205104343U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244149A (en) * | 2015-11-18 | 2016-01-13 | 苏州安泰变压器有限公司 | Photovoltaic power generation dry-type transformer |
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