CN204926958U - High -power low pressure high -frequency transformer of water -cooled - Google Patents
High -power low pressure high -frequency transformer of water -cooled Download PDFInfo
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- CN204926958U CN204926958U CN201520731389.7U CN201520731389U CN204926958U CN 204926958 U CN204926958 U CN 204926958U CN 201520731389 U CN201520731389 U CN 201520731389U CN 204926958 U CN204926958 U CN 204926958U
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Abstract
The utility model discloses a high -power low pressure high -frequency transformer of water -cooled belongs to transformer technical field, including primary, magnetic core, secondary coil and unable adjustment base, its characterized in that: primary is made by a hollow copper pipe, secondary coil constitutes by the hollow copper pipe of N root is parallelly connected, secondary coil is around the outer wall in primary, it is equipped with the polyurethane film insulating layer to press from both sides between primary and secondary coil, be fixed with insulating backing plate between primary and secondary coil's adjacent circle, there is the wiring copper in the welding of primary and secondary coil's both ends, unable adjustment base is including fixed top board and fixed holding down plate, through four pull rod fixed connection between fixed top board and the fixed holding down plate. Through the technical solution, the utility model provides a cooling water cooling is regarded as as the conductor time again to hollow copper pipe, consequently has characteristics small, that heat dispersion good, factor of safety is high.
Description
Technical field
The utility model belongs to transformer technology field, particularly relates to a kind of demand for large-scale power-supply device miniaturization and the high-power low-voltage high-frequency transformer of water-cooled made.
Background technology
At present, in technical fields such as large-scale power-supply devices, need operating frequency at 12-25KHz sometimes, electric current at more than 10000A, power between 30-100KVA, secondary voltage at 5-36V, the transformer of primary voltage between 85-248V; Because the parameter of this kind of transformer is larger, if therefore adopt the mentality of designing of traditional transformer, then the size of transformer can be caused larger, heat dispersion is also difficult to ensure simultaneously; So design and develop the water-cooled high-power low-voltage high-frequency transformer that a kind of volume is little, perfect heat-dissipating, coefficient of safety are high to seem it is particularly important.Thus reduce the volume of large-scale power-supply device.
Utility model content
The technical problems to be solved in the utility model is: provide the water-cooled that a kind of volume is little, perfect heat-dissipating, coefficient of safety are high high-power low-voltage high-frequency transformer.
The technical scheme that the utility model is taked for the technical problem existed in solution known technology is:
The high-power low-voltage high-frequency transformer of a kind of water-cooled, comprises primary coil (3), magnetic core (14), secondary coil (12) and firm banking; Described primary coil (3) is made up of a hollow copper conduit; Described secondary coil (12) is composed in parallel by N root hollow copper conduit; Described secondary coil (12) is around in the outer wall of primary coil (3); Polyurethane film insulating barrier is folded with between primary coil (3) and secondary coil (12); Insulating pad (4) is fixed with between primary coil (3) and the adjacent turn of secondary coil (12); Be welded with wiring copper coin at the two ends of primary coil (3) and secondary coil (12), described firm banking comprises fixing top board (8) and fixing lower platen (15); Be fixedly connected with by four pull bars (13) between described fixing top board (8) and fixing lower platen (15).
Further: described magnetic core (14) is led Ferrite Material by height and made.
Further: magnetic core earth plate (7) is installed on described magnetic core (14).
The advantage that the utility model has and good effect are:
Because the primary coil (3) in the utility model is made up of a hollow copper conduit; Described secondary coil (12) is composed in parallel by N root hollow copper conduit; Therefore coil is conductor on the one hand, also has the function of radiating and cooling on the other hand; So can ensure the heat dispersion of transformer well, and then it is little to have volume compared with the water-cooled transformer of air-cooled or other structures, the advantage of perfect heat-dissipating;
Because secondary coil described in the utility model (12) is around in the outer wall of primary coil (3); Polyurethane film insulating barrier is folded with between primary coil (3) and secondary coil (12); Therefore, it is possible to ensure the insulating properties of transformer well, reduce volume further;
Because secondary coil (12) is composed in parallel by N root hollow copper conduit; Therefore, it is possible to strengthen ampacity well, owing to being welded with wiring copper coin at the two ends of primary coil (3) and secondary coil (12), therefore there is feature easy to install;
Owing to being provided with magnetic core earth plate (7) on described magnetic core (14), therefore effectively electromagnetic interference can be reduced.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Wherein: 1, elementary coolant outlet; 2, upper elementary wiring copper coin; 3, primary coil; 4, insulating pad; 5, lower elementary wiring copper coin; 6, elementary cooling water inlet; 7, magnetic core earth plate; 8, fixing top board; 9, upper secondary wiring copper coin; 10, lower secondary wiring copper coin; 11, secondary cooling water out; 12, secondary coil; 13, pull bar; 14, magnetic core; 15, fixing lower platen.
Embodiment
For utility model content of the present utility model, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1, the high-power low-voltage high-frequency transformer of a kind of water-cooled, the parts identical with conventional art have: comprise primary coil 3, magnetic core 14, secondary coil 12 and firm banking; In order to realize the requirement of high-power low-voltage high-frequency, this preferred embodiment have employed following technical scheme: described primary coil 3 is made up of a hollow copper conduit; Described secondary coil 12 is composed in parallel by N root hollow copper conduit; Described secondary coil 12 is around in the outer wall of primary coil 3; Polyurethane film insulating barrier is folded with between primary coil 3 and secondary coil 12; Insulating pad 4 is fixed with between primary coil 3 and the adjacent turn of secondary coil 12; Be welded with elementary wiring copper coin 2 in one end of primary coil 3, be welded with lower elementary wiring copper coin 5 at the other end of primary coil 3; Be welded with secondary wiring copper coin 9 in one end of secondary coil 12, be welded with lower secondary wiring copper coin 10 at the other end of secondary coil 12; Described firm banking comprises fixing top board 8 and fixing lower platen 15; Be fixedly connected with by four pull bars 13 between described fixing top board 8 and fixing lower platen 15.Described fixing top board 8 and fixing lower platen 15 laminated epoxy resin cloth offset plate are made;
On the basis of above preferred embodiment: described magnetic core 14 is led Ferrite Material by height and made.
In order to reduce electromagnetic interference, on the basis of above preferred embodiment: on described magnetic core 14, magnetic core earth plate 7 is installed.
Operation principle of the present utility model is: in the course of work, and cold water is injected primary coil 3 from elementary cooling water inlet 6, and such current, under the active force of pressure, flow out from elementary coolant outlet 1; In like manner, cold water is injected secondary coil 12 from secondary cooling water inlet, and such current, under the active force of pressure, flow out from secondary cooling water out 11; Cold water through out-of-date, is understood and coil generation heat exchange in primary coil 3 and secondary coil 12, and then is taken away by the heat energy that transformer coil produces, and so not only has radiating efficiency high, has the feature of environmental protection simultaneously.
Above embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (3)
1. the high-power low-voltage high-frequency transformer of water-cooled, comprises primary coil (3), magnetic core (14), secondary coil (12) and firm banking; It is characterized in that: described primary coil (3) is made up of a hollow copper conduit; Described secondary coil (12) is composed in parallel by N root hollow copper conduit; Described secondary coil (12) is around in the outer wall of primary coil (3); Polyurethane film insulating barrier is folded with between primary coil (3) and secondary coil (12); Insulating pad (4) is fixed with between primary coil (3) and the adjacent turn of secondary coil (12); Be welded with wiring copper coin at the two ends of primary coil (3) and secondary coil (12), described firm banking comprises fixing top board (8) and fixing lower platen (15); Be fixedly connected with by four pull bars (13) between described fixing top board (8) and fixing lower platen (15).
2. the high-power low-voltage high-frequency transformer of water-cooled according to claim 1, is characterized in that: described magnetic core (14) is led Ferrite Material by height and made.
3. the high-power low-voltage high-frequency transformer of water-cooled according to claim 1 and 2, is characterized in that: on described magnetic core (14), be provided with magnetic core earth plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520731389.7U CN204926958U (en) | 2015-09-18 | 2015-09-18 | High -power low pressure high -frequency transformer of water -cooled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520731389.7U CN204926958U (en) | 2015-09-18 | 2015-09-18 | High -power low pressure high -frequency transformer of water -cooled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204926958U true CN204926958U (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520731389.7U Active CN204926958U (en) | 2015-09-18 | 2015-09-18 | High -power low pressure high -frequency transformer of water -cooled |
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| CN (1) | CN204926958U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109830364A (en) * | 2016-03-18 | 2019-05-31 | 福建新大陆环保科技有限公司 | Dry type high-frequency high-voltage transformer structure |
| CN110634645A (en) * | 2019-09-29 | 2019-12-31 | 中国科学院合肥物质科学研究院 | Adjustable ultra-high-power pulse reactor for superconducting magnet quench protection |
-
2015
- 2015-09-18 CN CN201520731389.7U patent/CN204926958U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109830364A (en) * | 2016-03-18 | 2019-05-31 | 福建新大陆环保科技有限公司 | Dry type high-frequency high-voltage transformer structure |
| CN110634645A (en) * | 2019-09-29 | 2019-12-31 | 中国科学院合肥物质科学研究院 | Adjustable ultra-high-power pulse reactor for superconducting magnet quench protection |
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| GR01 | Patent grant |