CN203659572U - Forced air-cooled medium-high frequency transformer - Google Patents
Forced air-cooled medium-high frequency transformer Download PDFInfo
- Publication number
- CN203659572U CN203659572U CN201320879627.XU CN201320879627U CN203659572U CN 203659572 U CN203659572 U CN 203659572U CN 201320879627 U CN201320879627 U CN 201320879627U CN 203659572 U CN203659572 U CN 203659572U
- Authority
- CN
- China
- Prior art keywords
- air
- high frequency
- frequency transformer
- under casing
- core assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Transformer Cooling (AREA)
Abstract
The utility model discloses a forced air-cooled medium-high frequency transformer comprising a bottom case. The top surface of the bottom surface is provided with an air vent; the side surface of the bottom case is equipped with a draught fan; a position in the bottom case and corresponding to an air outlet of the draught fan is provided with an air flue cover; the lower end of the air flue cover is connected with the air outlet of the draught fan; the upper end of the air flue cover is connected with the top surface of the bottom case; over the bottom case, there are provided magnetic core assemblies; each magnetic core assembly is formed by a plurality of magnetic cores evenly arranged at intervals in a horizontal direction; and the magnetic core assembly is winded by primary side coils and a secondary side coil. In the forced air-cooled medium-high frequency transformer, the magnetic cores are grouped and arranged at intervals; the air flue is formed in the magnetic core assembly, so a heat radiating condition of the magnetic cores is improved; the draught fan is arranged on the side surface of the bottom case; cooling air blows over an overall transformation module from bottom to up via drainage of the air flue cover; and work efficiency of the draught fan is improved and maintainability of the draught fan is enhanced.
Description
Technical field
The utility model relates to a kind of transformer, particularly a kind of air blast cooling medium/high frequency transformer.
Background technology
Existing medium, high frequency transformer uses the combination of materials such as ferrite, ultracrystallite integral as magnetic core mostly, then former limit, inferior limit are wrapped on magnetic core, the frame mode of this solid magnetic core, because it can only outer surperficial heat loss through convection, cause the heat of magnetic core inside effectively to shed, suitable power is very limited, cannot meet growing user demand.In addition, be to improve the suitable power of transformer, generally adopt the mode of liquid cools to carry out at present cooling, but the mode cost of liquid cools is higher, and is used site environment to limit, under some occasion, cannot use.
Utility model content
Technical problem to be solved in the utility model is, provides a kind of rational in infrastructure, and cost is lower, the air blast cooling medium/high frequency transformer that radiating efficiency is high.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of air blast cooling medium/high frequency transformer, comprise under casing, described under casing end face is provided with ventilation hole, side is provided with blower fan, and in described under casing, corresponding fan outlet is provided with duct shield, and described duct shield lower end is connected with fan outlet, upper end is connected with under casing end face, described under casing top is provided with core assembly, and described core assembly comprises the magnetic core that in many group horizontal directions, evenly place at interval, is wound with primary coil and secondary winding on described core assembly.
As preferred version of the present utility model, between every layer line circle of described primary coil and secondary winding, be provided with air-duct clapboard.
As preferred version of the present utility model, described core assembly comprises 2 to 4 groups of magnetic cores.
As preferred version of the present utility model, the adjacent spacing of described magnetic core is 5 to 25 millimeters.
As preferred version of the present utility model, the angle of the windward side of described duct shield and under casing end face is 45 to 60 degree.
A kind of air blast cooling medium/high frequency transformer of the utility model, magnetic core class interval is arranged, in the inner air channel that forms of core assembly, improve the radiating condition of magnetic core, in under casing side, blower fan is set, by duct shield drainage make cooling air from bottom to top blow over whole voltage changing module, improved the operating efficiency of blower fan, and strengthened the maintainability of blower fan.The utility model has improved the radiating efficiency of transformer, has expanded the suitable power scope of air-cooled transformer, has avoided use liquid cools, is a kind of rational in infrastructure, and cost is lower, the medium/high frequency transformer that radiating efficiency is high.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of air blast cooling medium/high frequency transformer of the utility model.
Fig. 2 is the cutaway view of a kind of air blast cooling medium/high frequency transformer of the utility model.
Mark in figure: 1 is under casing, 2 is blower fan, and 3 is duct shield, and 4 is core assembly, and 5 is magnetic core, and 6 is primary coil, and 7 is secondary winding, and 8 is air-duct clapboard.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As depicted in figs. 1 and 2, a kind of air blast cooling medium/high frequency transformer of the utility model, comprise under casing 1, described under casing 1 end face is provided with ventilation hole, side is provided with blower fan 2, the interior corresponding fan outlet of described under casing 1 is provided with duct shield 3, described duct shield 3 lower ends are connected with fan outlet, upper end is connected with under casing end face, described under casing 1 top is provided with core assembly 4, described core assembly 4 comprises the magnetic core 5 that in many group horizontal directions, evenly place at interval, is wound with primary coil 6 and secondary winding 7 on described core assembly 4.
As depicted in figs. 1 and 2, in a kind of air blast cooling medium/high frequency transformer of the utility model, for improving the radiating efficiency of primary coil 6 and secondary winding 7, between every layer line circle of primary coil 6 and secondary winding 7, be designed with air-duct clapboard 8, air-duct clapboard 8 can make to form space between every layer line circle, and the air-flow that under casing blows out can be walked heat by pore belt.Consider that magnetic efficiency and transformer device structure are simple, described core assembly 4 is designed to comprise 2 to 4 groups of magnetic cores 5, here be designed to 4 groups.Air quantity and the wind speed considered, the adjacent spacing of described magnetic core 5 is designed to 5 to 25 millimeters, is designed to 15 millimeters herein.Reduce windage for optimizing air channel structure, the angle of the windward side of described duct shield 3 and under casing 1 end face is designed to 45 to 60 degree, is designed to 60 degree herein.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection range of the present utility model.
Claims (5)
1. an air blast cooling medium/high frequency transformer, it is characterized in that: comprise under casing (1), described under casing (1) end face is provided with ventilation hole, side is provided with blower fan (2), in described under casing (1), corresponding blower fan (2) air outlet is provided with duct shield (3), described duct shield (3) lower end is connected with blower fan (2) air outlet, upper end is connected with under casing (1) end face, described under casing (1) top is provided with core assembly (4), described core assembly (4) comprises the magnetic core (5) that in many group horizontal directions, evenly place at interval, on described core assembly (4), be wound with primary coil (6) and secondary winding (7).
2. air blast cooling medium/high frequency transformer according to claim 1, is characterized in that: between described primary coil (6) and every layer line circle of secondary winding (7), be provided with air-duct clapboard (8).
3. air blast cooling medium/high frequency transformer according to claim 1 and 2, is characterized in that: described core assembly (4) comprises 2 to 4 groups of magnetic cores (5).
4. air blast cooling medium/high frequency transformer according to claim 3, is characterized in that: the adjacent spacing of described magnetic core (5) is 5 to 25 millimeters.
5. air blast cooling medium/high frequency transformer according to claim 4, is characterized in that: the angle of the windward side of described duct shield (3) and under casing (1) end face is 45 to 60 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320879627.XU CN203659572U (en) | 2013-12-30 | 2013-12-30 | Forced air-cooled medium-high frequency transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320879627.XU CN203659572U (en) | 2013-12-30 | 2013-12-30 | Forced air-cooled medium-high frequency transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203659572U true CN203659572U (en) | 2014-06-18 |
Family
ID=50925936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320879627.XU Expired - Fee Related CN203659572U (en) | 2013-12-30 | 2013-12-30 | Forced air-cooled medium-high frequency transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203659572U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112382466A (en) * | 2020-10-23 | 2021-02-19 | 天津华能变压器有限公司 | High-power transformer with efficient heat dissipation function |
-
2013
- 2013-12-30 CN CN201320879627.XU patent/CN203659572U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112382466A (en) * | 2020-10-23 | 2021-02-19 | 天津华能变压器有限公司 | High-power transformer with efficient heat dissipation function |
| CN112382466B (en) * | 2020-10-23 | 2022-04-15 | 天津华能变压器有限公司 | High-power transformer with efficient heat dissipation function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203205192U (en) | Air cooling system for dry type transformer | |
| CN102290922A (en) | Double-fed wind generator | |
| CN203966735U (en) | A kind of novel transformer | |
| CN202679191U (en) | Double-cooling fan coiling rotor three-phase asynchronous motor | |
| CN203659572U (en) | Forced air-cooled medium-high frequency transformer | |
| CN204857376U (en) | Novel transformer heat dissipation device | |
| CN203434791U (en) | Low-voltage large-power motor with box type base in IC611 cooling manner | |
| CN101847490A (en) | Air-immersed transformer water-cooling system | |
| CN102840106B (en) | Stationary equipment | |
| CN207766098U (en) | A kind of aeration radiation system of vertical hydropower generator | |
| CN203232777U (en) | Dry-type transformer | |
| CN206639670U (en) | A kind of high efficiency and heat radiation transformer | |
| CN204463987U (en) | A kind of air water cooling but dry-type transformer cabinet wind path structure | |
| CN204289010U (en) | A kind of modified model high-frequency pulse transformer | |
| CN203733559U (en) | Low-magnetic-flux high-frequency transformer | |
| CN207282996U (en) | Suitable for the fresh air ventilation shaft of power distribution room | |
| CN203300378U (en) | Electric reactor coil clearance forced air cooling device | |
| CN202187864U (en) | Megawatt grade external electric excitation direct driving wind driven generator | |
| CN105118608A (en) | High-power active power filter reactor | |
| CN204905001U (en) | Energy -conserving dry -type transformer | |
| CN206059081U (en) | The air-cooled structure of frequency conversion dry-type rectifier transformer | |
| CN204809002U (en) | Transformer | |
| CN203277027U (en) | Novel wind shield structure for dry-type rectifier transformer for variable frequency speed regulation | |
| CN209912674U (en) | Transformer that radiating effect is good | |
| CN203205191U (en) | Radiating protection structure of box-shaped transformer |
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: 20140618 Termination date: 20201230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |