CN203871141U - Double-water-cooling high-frequency single-phase transformer - Google Patents
Double-water-cooling high-frequency single-phase transformer Download PDFInfo
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- CN203871141U CN203871141U CN201420154827.3U CN201420154827U CN203871141U CN 203871141 U CN203871141 U CN 203871141U CN 201420154827 U CN201420154827 U CN 201420154827U CN 203871141 U CN203871141 U CN 203871141U
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Abstract
The utility model discloses a double-water-cooling high-frequency single-phase transformer and relates to the technical field of power electronics. The double-water-cooling high-frequency single-phase transformer comprises a shell, an iron core is arranged in the shell, a primary coil and a secondary coil are wound around the iron core, the primary coil and the secondary coil are both formed by winding oxygen-free copper pipes, the primary coil and the secondary coil are staggered, the interturn position between the primary coil and the secondary coil is bound by an insulating belt, and the shell is provided with a first water inlet, a first water outlet, a second water inlet, a second water outlet, a third water inlet and a third water outlet. One end of the oxygen-free copper pipe forming the primary coil is connected with the first water inlet, the other end of the oxygen-free copper pipe forming the primary coil is connected with the first water outlet, one end of the oxygen-free copper pipe forming the secondary coil is connected with the second water inlet, and the other end of the oxygen-free copper pipe forming the secondary coil is connected with the second water outlet. A water pipe for cooling the iron core is also arranged in the shell and located in the iron core, one end of the water pipe for cooling the iron core is connected with the third water inlet, and the other end of the water pipe for cooling the iron core is connected with the third water outlet. According to the double-water-cooling high-frequency single-phase transformer, three independent circulating water paths are arranged for cooling respectively.
Description
Technical field
The utility model relates to electric and electronic technical field, is specifically related to transformer.
Background technology
Along with the development of modern industry, as automobile, shipbuilding, generator manufacture etc. all be unable to do without equipment for Heating Processing.The surface such as axle, gear of automobile, boats and ships and generator or motor the heat treatment such as must quench to improve fail safe and the life-span of its use.Prior heat treatment equipment adopts the intermediate frequency power supply transformer of 1～8kHz, and transformer capacity scope is 160～5000kVA, and along with modern semiconductors industrial expansion, equipment for Heating Processing is towards the future development of superaudio 40～80kHz and high frequency 50～400kHz.
In transformer running, to produce electromagnetic consumable and change heat into, transformer temperature is raise, in order to make the temperature rise of transformer be no more than the temperature limit that insulating material allows, temperature must be reduced to allowed limit, particularly high frequency transformer.
Utility model content
The purpose of this utility model is to provide a kind of two water-cooled high frequency single-phase transformer, to address the above problem.
The technical problem that the utility model solves can realize by the following technical solutions:
Two water-cooled high frequency single-phase transformers, comprise shell, in described shell, be provided with iron core, on described iron core, be wound with primary coil and secondary coil, it is characterized in that, described primary coil and described secondary coil form by oxygen-free copper pipe coiling, and described primary coil and described secondary coil are staggered, and the turn-to-turn wrapping of described primary coil and described secondary coil has insulating tape;
On described shell, have the first water inlet, the first delivery port, the second water inlet, the second delivery port, the 3rd water inlet, the 3rd delivery port;
The one end that forms the oxygen-free copper pipe of described primary coil is connected with described the first water inlet, and the other end is connected with described the first delivery port;
The one end that forms the oxygen-free copper pipe of described secondary coil is connected with described the second water inlet, and the other end is connected with described the second delivery port;
In described shell, be also provided with an iron core cooling water pipe, described iron core cooling water pipe is positioned at described iron core, and one end of described iron core cooling water pipe is connected with described the 3rd water inlet, and the other end is connected with described the 3rd delivery port.
The utility model has been established three independently circulation waterways in transformer, be respectively primary coil, secondary coil, iron core cooling, can effectively the temperature rise of transformer be controlled at and be no more than in the temperature limit that insulating material allows, while ensureing the high-frequency work of transformer, electric property is constant.
Two water-cooled high frequency single-phase transformers also comprise a water collector, and described water collector is positioned at described shell, and described the first water inlet, described the second water inlet, described the 3rd water inlet are connected with the delivery port of described water collector; Described the first delivery port, described the second delivery port, described the 3rd delivery port are connected with the water inlet of described water collector.To complete the circulation of cooling water, reduce water and pollute.
Described shell is the shell that glass fiber resin plate forms.In described shell, can be cast with epoxy resin.Described shell can pass through epoxy sealing.
Described iron core is high magnetic conduction strip ferrite, bonding in aggregates by non-magnetic adhesive between each high magnetic conduction strip ferrite.The high magnetic conduction strip ferrite that described high magnetic conduction strip ferrite can selection work frequency is 5MHz-7MHz, preferably operating frequency is the high magnetic conduction strip of 6MHz ferrite.To adapt to the needs of high-frequency work.
As a kind of preferred version, the rated voltage of two water-cooled high frequency single-phase transformers is 450V/675V, and rated frequency is 100kHz～300kHz, and rated capacity is 2700kVA.
Described shell is provided with conductive bus bar, and described conductive bus bar is square copper busbar, is evenly provided with 16 holes on described square copper busbar.
Described iron core cooling water pipe is looped around in described iron core in the shape of a spiral.To extend the circulation length of pipe of cooling water, and then extend the cooling effect time of cooling water.Further improve cooling effect.Described iron core cooling water pipe is preferably plastic water pipe.
As a kind of preferred version, in the oxygen-free copper pipe of the oxygen-free copper pipe of formation primary coil, formation secondary coil, be all full of cooling water, the flow direction of the cooling water in the oxygen-free copper pipe of formation primary coil is contrary with the flow direction of the oxygen-free copper pipe of formation secondary coil.To improve cooling-down effect, make transformer two ends temperature close.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is part-structure schematic diagram of the present utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with further elaboration the utility model of concrete diagram.
See figures.1.and.2, two water-cooled high frequency single-phase transformers, comprise shell, in shell, be provided with iron core, on iron core, be wound with primary coil and secondary coil, primary coil and secondary coil form by oxygen-free copper pipe coiling, and primary coil and secondary coil are staggered, and the turn-to-turn wrapping of primary coil and secondary coil has insulating tape; On shell, have the first water inlet 6, the first delivery port 1, the second water inlet 3, the second delivery port 5, the 3rd water inlet 2, the 3rd delivery port 4; The one end that forms the oxygen-free copper pipe of primary coil 8 is connected with the first water inlet 6, and the other end is connected with the first delivery port 1; The one end that forms the oxygen-free copper pipe of secondary coil 9 is connected with the second water inlet 3, and the other end is connected with the second delivery port 5; In shell, be also provided with an iron core cooling water pipe, iron core cooling water pipe is positioned at iron core, and one end of iron core cooling water pipe is connected with the 3rd water inlet 2, and the other end is connected with the 3rd delivery port 4.The utility model has been established three independently circulation waterways in transformer, be respectively primary coil 8, secondary coil 9, iron core cooling, can effectively the temperature rise of transformer be controlled at and be no more than in the temperature limit that insulating material allows, while ensureing the high-frequency work of transformer, electric property is constant.
Two water-cooled high frequency single-phase transformers also comprise a water collector, and water collector is positioned at shell, and the first water inlet 6, the second water inlet 3, the 3rd water inlet 2 are connected with the delivery port of water collector; The first delivery port 1, the second delivery port 5, the 3rd delivery port 4 are connected with the water inlet of water collector.To complete the circulation of cooling water, reduce water and pollute.Water collector also can be positioned at outside shell.
As a kind of preferred version, in the oxygen-free copper pipe of the oxygen-free copper pipe of formation primary coil, formation secondary coil, be all full of cooling water, the flow direction of the cooling water in the oxygen-free copper pipe of formation primary coil is contrary with the flow direction of the oxygen-free copper pipe of formation secondary coil.To improve cooling-down effect, make transformer two ends temperature close.
The shell that shell adopts glass fiber resin plate to form.In shell, be cast with epoxy resin.Shell can pass through epoxy sealing.On shell madial wall or lateral wall, be also provided with a radio-frequency (RF) tag, in radio-frequency (RF) tag, be provided with the memory module that stores two water-cooled high frequency single-phase transformer parameter informations.Traditional two water-cooled high frequency single-phase transformers, tend to use nameplate to enumerate out parameter information, often, due to the size restriction of nameplate, the parameter information that nameplate shows is limited often, store the relevant information of the utility model parameter by radio-frequency (RF) tag, can expand parameter information amount.In shell, be embedded with conductive fiber layer, conductive fiber layer is the fibrage of being made up of conductive fiber.Shell of the present utility model had both had plastic product and had been easy to the feature being shaped, and also had the radiation-resistant feature of electromagnetic shielding that electric conducting material just possesses.
Iron core is preferably high magnetic conduction strip ferrite, bonding in aggregates by non-magnetic adhesive between each high magnetic conduction strip ferrite.The high magnetic conduction strip ferrite that high magnetic conduction strip ferrite can selection work frequency is 5MHz-7MHz, preferably operating frequency is the high magnetic conduction strip of 6MHz ferrite.To adapt to the needs of high-frequency work.Shell is provided with conductive bus bar, the preferred square copper busbar 7 of conductive bus bar, and the length of side of square copper busbar 7 is preferably 100mm, is evenly provided with 16 holes on square copper busbar 7.As a kind of preferred version, the rated voltage of two water-cooled high frequency single-phase transformers is 450V/675V, and rated frequency is 100kHz～300kHz, and rated capacity is 2700kVA.
Iron core cooling water pipe is looped around in iron core in the shape of a spiral.To extend the circulation length of pipe of cooling water, and then extend the cooling effect time of cooling water.Further improve cooling effect.Iron core cooling water pipe is preferably plastic water pipe.
Inside coil or between two adjacent coils, be also provided with a water-cooled module, in water-cooled module, be provided with two general water pipes of relatively independent cooling water flow, be respectively the first water pipe, the second water pipe, the water inlet of the first water pipe is positioned at right side, and the water inlet of the second water pipe is positioned at left side.The utility model, by optimizing the number of water pipe and the position of water inlet, can be adjusted water (flow) direction, realizes the two-way water-cooled cooling of transformer, and entirety cooling is comparatively even, thereby can make all can obtain good radiating effect everywhere.
As a kind of preferred version, water-cooled module also comprises a cooled plate group, cooled plate group is made up of two cooled plate, respectively the first cooled plate, the second cooled plate, one side of the first cooled plate is provided with the first groove, the second groove, the first groove and the second groove are arranged side by side, the second cooled plate is tabular, the second cooled plate props up the first cooled plate, the first water pipe is arranged in the cavity that the first groove and the second cooled plate form, and the second water pipe is arranged in the cavity that the second groove and the second cooled plate form.The utility model one side is provided with groove, can reduce the manufacture difficulty of water-cooled module.Certainly, a side of the second cooled plate can be provided with the 3rd groove matching with the first groove, the 4th groove matching with the second groove; The first cooled plate is established a fluted side and the second cooled plate, and to establish a fluted side relative, and the first water pipe is positioned at the first groove, the 3rd groove, and the second water pipe is positioned at the second groove, the 4th groove.
As another kind of preferred version, water-cooled module also comprises a cooled plate group, and cooled plate group is made up of three cooled plate, is respectively the 3rd cooled plate, the 4th cooled plate, the 5th cooled plate, and the 3rd cooled plate, the 4th cooled plate, the 5th cooled plate are arranged side by side successively; The 4th cooled plate is provided with the first groove near a side of the 3rd cooled plate, is provided with the second groove near a side of the 5th cooled plate; The 3rd cooled plate, the 5th cooled plate are all tabular, the 3rd cooled plate, the 5th cooled plate clamp the 4th cooled plate, the first water pipe is arranged in the cavity that the first groove and the 3rd cooled plate form, and the second water pipe is arranged in the cavity that the second groove and the 5th cooled plate form.The utility model one side is provided with groove, can reduce the manufacture difficulty of water-cooled module.
Certainly, the 3rd cooled plate can be provided with the 3rd groove matching with the first groove near a side of the 4th cooled plate; The 5th cooled plate can be provided with the 4th groove matching with the second groove near a side of the 4th cooled plate; The first water pipe is positioned at the first groove, the 3rd groove, and the second water pipe is positioned at the second groove, the 4th groove.
The cooled plate that each cooled plate preferably adopts stainless steel or aluminium to make.
More than show and described general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (10)
1. pair water-cooled high frequency single-phase transformer, comprise shell, in described shell, be provided with iron core, on described iron core, be wound with primary coil and secondary coil, it is characterized in that, described primary coil and described secondary coil form by oxygen-free copper pipe coiling, and described primary coil and described secondary coil are staggered, and the turn-to-turn wrapping of described primary coil and described secondary coil has insulating tape;
On described shell, have the first water inlet, the first delivery port, the second water inlet, the second delivery port, the 3rd water inlet, the 3rd delivery port;
The one end that forms the oxygen-free copper pipe of described primary coil is connected with described the first water inlet, and the other end is connected with described the first delivery port;
The one end that forms the oxygen-free copper pipe of described secondary coil is connected with described the second water inlet, and the other end is connected with described the second delivery port;
In described shell, be also provided with an iron core cooling water pipe, described iron core cooling water pipe is positioned at described iron core, and one end of described iron core cooling water pipe is connected with described the 3rd water inlet, and the other end is connected with described the 3rd delivery port.
2. according to claim 1 pair of water-cooled high frequency single-phase transformer, it is characterized in that, two water-cooled high frequency single-phase transformers also comprise a water collector, described water collector is positioned at described shell, and described the first water inlet, described the second water inlet, described the 3rd water inlet are connected with the delivery port of described water collector; Described the first delivery port, described the second delivery port, described the 3rd delivery port are connected with the water inlet of described water collector.
3. according to claim 1 pair of water-cooled high frequency single-phase transformer, is characterized in that, described shell is the shell that glass fiber resin plate forms.
4. according to claim 3 pair of water-cooled high frequency single-phase transformer, is characterized in that, in described shell, is cast with epoxy resin.
5. according to claim 1 pair of water-cooled high frequency single-phase transformer, is characterized in that, described iron core is high magnetic conduction strip ferrite, bonding in aggregates by non-magnetic adhesive between each high magnetic conduction strip ferrite.
6. according to claim 5 pair of water-cooled high frequency single-phase transformer, is characterized in that, described high magnetic conduction strip ferrite is that operating frequency is the high magnetic conduction strip ferrite of 5MHz-7MHz.
7. according to the two water-cooled high frequency single-phase transformers described in any one in claim 1-6, it is characterized in that, the rated voltage of two water-cooled high frequency single-phase transformers is 450V/675V, and rated frequency is 100kHz～300kHz, and rated capacity is 2700kVA.
8. according to the two water-cooled high frequency single-phase transformers described in any one in claim 1-6, it is characterized in that, described shell is provided with conductive bus bar, and described conductive bus bar is square copper busbar, is evenly provided with 16 holes on described square copper busbar.
9. according to the two water-cooled high frequency single-phase transformers described in any one in claim 1-6, it is characterized in that, described iron core cooling water pipe is looped around in described iron core in the shape of a spiral.
10. according to the two water-cooled high frequency single-phase transformers described in any one in claim 1-6, it is characterized in that, in the oxygen-free copper pipe of formation primary coil, the oxygen-free copper pipe of formation secondary coil, be all full of cooling water, the flow direction of the cooling water in the oxygen-free copper pipe of formation primary coil is contrary with the flow direction of the oxygen-free copper pipe of formation secondary coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420154827.3U CN203871141U (en) | 2014-04-01 | 2014-04-01 | Double-water-cooling high-frequency single-phase transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420154827.3U CN203871141U (en) | 2014-04-01 | 2014-04-01 | Double-water-cooling high-frequency single-phase transformer |
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| Publication Number | Publication Date |
|---|---|
| CN203871141U true CN203871141U (en) | 2014-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420154827.3U Expired - Fee Related CN203871141U (en) | 2014-04-01 | 2014-04-01 | Double-water-cooling high-frequency single-phase transformer |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105280351A (en) * | 2015-10-16 | 2016-01-27 | 苏州腾冉电气设备股份有限公司 | Water-cooled reactor with multiple water inlet devices |
| CN105280348A (en) * | 2015-10-16 | 2016-01-27 | 苏州腾冉电气设备股份有限公司 | Water-cooled reactor with multiple groups of water inlets and outlets |
| CN105489359A (en) * | 2016-02-02 | 2016-04-13 | 江苏盛华电气有限公司 | Oil-immersion-type testing transformer with cooling circulation structure |
| CN106158290A (en) * | 2016-08-18 | 2016-11-23 | 佛山市中研非晶科技股份有限公司 | Medium-frequency water-cooling transformator |
| CN106981354A (en) * | 2017-05-18 | 2017-07-25 | 湘潭市南冶中频高新技术开发有限公司 | Forced water cooling intermediate-frequency quenching transformer |
| CN109754996A (en) * | 2019-03-22 | 2019-05-14 | 南通鑫源电器制造有限公司 | A kind of sealed non-crystalline alloy power transformer of anti-explosion temperature-controlled type |
-
2014
- 2014-04-01 CN CN201420154827.3U patent/CN203871141U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105280351A (en) * | 2015-10-16 | 2016-01-27 | 苏州腾冉电气设备股份有限公司 | Water-cooled reactor with multiple water inlet devices |
| CN105280348A (en) * | 2015-10-16 | 2016-01-27 | 苏州腾冉电气设备股份有限公司 | Water-cooled reactor with multiple groups of water inlets and outlets |
| CN105489359A (en) * | 2016-02-02 | 2016-04-13 | 江苏盛华电气有限公司 | Oil-immersion-type testing transformer with cooling circulation structure |
| CN106158290A (en) * | 2016-08-18 | 2016-11-23 | 佛山市中研非晶科技股份有限公司 | Medium-frequency water-cooling transformator |
| CN106981354A (en) * | 2017-05-18 | 2017-07-25 | 湘潭市南冶中频高新技术开发有限公司 | Forced water cooling intermediate-frequency quenching transformer |
| CN109754996A (en) * | 2019-03-22 | 2019-05-14 | 南通鑫源电器制造有限公司 | A kind of sealed non-crystalline alloy power transformer of anti-explosion temperature-controlled type |
| CN109754996B (en) * | 2019-03-22 | 2024-01-26 | 南通鑫源电器制造有限公司 | Explosion-proof temperature-control type sealed amorphous alloy power transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20190401 |
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| CF01 | Termination of patent right due to non-payment of annual fee |