CN203690047U - Transformer with heat radiation structure and power supply applying transformer - Google Patents
Transformer with heat radiation structure and power supply applying transformer Download PDFInfo
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- CN203690047U CN203690047U CN201320856657.9U CN201320856657U CN203690047U CN 203690047 U CN203690047 U CN 203690047U CN 201320856657 U CN201320856657 U CN 201320856657U CN 203690047 U CN203690047 U CN 203690047U
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- transformer
- iron core
- strutting piece
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- 230000005855 radiation Effects 0.000 title abstract description 8
- 238000004804 winding Methods 0.000 claims abstract description 64
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000000758 substrate Substances 0.000 claims abstract description 34
- 230000017525 heat dissipation Effects 0.000 claims description 27
- PMVSDNDAUGGCCE-TYYBGVCCSA-L Ferrous fumarate Chemical group [Fe+2].[O-]C(=O)\C=C\C([O-])=O PMVSDNDAUGGCCE-TYYBGVCCSA-L 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 abstract description 6
- 238000005192 partition Methods 0.000 abstract 1
- 230000000191 radiation effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 13
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 4
- 240000002853 Nelumbo nucifera Species 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model discloses a transformer with a heat radiation structure and a power supply applying the transformer. A cylindrical winding frame and a plurality of windings are arranged in an iron core group to form the transformer. The iron core group comprises two opposite sides. A plurality of winding grooves penetrating the cylinder wall and corresponding partition plates are formed on the outer cylinder wall of the winding frame for the windings to be wound, and two ends of the windings are pulled out from one side of the iron core group. Each of the two ends of the winding frame outer cylinder wall extends to form a strip support part towards the line outlet direction, and a plurality of heat radiation channels are formed between the iron core group and the supporting parts. When the transformer is arranged on a substrate in the power supply, radiation of heat generated by the transformer can be accelerated through the plurality of heat radiation channels, and accordingly, the heat radiation effect is improved.
Description
Technical field
The utility model relates to a kind of transformer, relates in particular to a kind of power supply unit that has the transformer of radiator structure and use this transformer.
Background technology
Power supply unit (Power Supply Unit) is a kind of power-supply device, main function is to convert AC power to direct current to use with the electronic installation of supplying other, its power output of power supply unit that is often used on the market at present computer desk telephone or main flow specification system is between 200W to 500W, with interior power product, be mainly the power supply conversion feeding mechanism that is applied to the low-power equipments such as notebook computer as for 100W.
Please refer to Fig. 8 discloses, it is an existing power supply unit, mainly to be respectively equipped with a transformer on a substrate 80, one cowling panel 81 and multiple input, output device, wherein this transformer is mainly in an iron core group 82, to be provided with a first side winding 821 and a secondary side winding 822, this first side winding 821 is to connect a power input, this secondary side winding 822 is for outputing current to this cowling panel 81, this cowling panel 81 is connected with other output elements or load again, because above-mentioned transformer is only electrically connected with single cowling panel 81, because output current is concentrated single channel transmission, make the effect of heat radiation poor.
For solving a not improving technology of good problem of above-mentioned transformer radiating effect, please refer to Fig. 9 discloses, in the housing of a power supply unit, to be provided with a substrate 80A, on it, be respectively equipped with a transformer, two cowling panel 81A and multiple input, output device, wherein this transformer is mainly in an iron core group 82A, to be provided with a first side winding 821A and a secondary side winding 822A, this first side winding 821 is to have two coilings, wherein a coiling system connects a cowling panel 81A, another coiling is to be electrically connected with another cowling panel 81A respectively with this secondary side winding 822, wind the line difference output currents to accelerate heat extraction effect via point two routes two by this.
And for example No. I379326th, TaiWan, China patent of invention " transformer of tool modularity drum stand member ", it provides a kind of and promotes transformer usefulness and save the bobbin bracket structure of manufacturing cost, the bobbin bracket structure mainly being connect by multiple phase lotus roots is formed, and this wire frame structure tool is a penetrating via, one first plate washer, one second plate washer, one first winding slot, one second winding slot, a core structure also; This first plate washer system is located at one end of this penetrating via, again perpendicular to this penetrating via, and the formation one first port side outer wall that stretches out, which is provided with one first Access Division;
This second plate washer is located at the other end of this penetrating via, and parallel relative with this first plate washer, this second plate washer stretches out again and forms one second port side outer wall, which is provided with one second Access Division, and fastens with the first Access Division that adjacent lotus root connects bobbin bracket structure; This first winding slot system is located between this first plate washer and the second plate washer, for an accommodating first siding ring winding, this second winding slot is located between the first plate washer and the second plate washer that adjacent lotus root connects bobbin bracket structure, an and accommodating second siding ring winding, and aforementioned core structure inserts this penetrating via and the bobbin bracket structure that connects with multiple phase lotus roots is combined, when aforementioned the first Access Division and the second Access Division in mutual engage after, form an insulation diapire in the second winding slot, the second siding ring winding that down enters is insulated mutually with core structure.
According to above-mentioned known, with current existing technology, by the winding coiling of transformer respectively via the both sides output current of transformer, although can accelerate heat extraction effect, but when transformer is during near the housing madial wall of power supply unit, or when adjoining, the row of air-flow is loose to be still restricted with other outputs, input unit, in addition, even by multiple bobbin bracket structures that couple mutually, can promote usefulness and save manufacturing cost, but in the time thering is the transformer of the bobbin bracket structure coupling mutually and a cowling panel and integrate for output current, because Access Division and winding coil on aforementioned each port side outer wall are quite close, while making each coil windings output current and this cowling panel be almost the state of laminating, therefore quite easily cause power supply unit internal temperature to cause the lasting condition of high temperature because of transformer poor heat radiation, and then cause the useful life of power supply unit and operational effectiveness to reduce.
Utility model content
Because the existing problem of aforementioned prior art, the purpose of this utility model is to provide a kind of power supply unit that has the transformer of radiator structure and use this transformer, mainly on transformer, to form multiple heat dissipation channels with the loose thermal current itself producing of the row of acceleration, to improve radiating effect.
For reaching above-mentioned purpose, the utility model provides a kind of transformer with radiator structure, and it comprises:
One iron core group, has inner side and the outside of position at relative position;
One drum stand, be located in this iron core group, this drum stand has multiple winding slots and corresponding dividing plate, the two ends of the corresponding iron core group of this drum stand inner side strip strutting piece that stretches out respectively, between each strutting piece and iron core group inner side, there is a spacing, and between this iron core group and those strutting pieces, be formed with more than one heat dissipation channel;
Multiple windings, are located in this iron core group and are set around respectively in this winding slot, and the two ends of each winding are by being drawn out with output current between each dividing plate.
The above-mentioned transformer with radiator structure, wherein this drum stand is hollow tube-shape, and there is a upper surface and a lower surface, and on outer tube wall towards being axially sequentially formed with multiple winding slots and corresponding dividing plate, the upper and lower side of this drum stand, extends respectively one first strutting piece and one second strutting piece that are strip.
The above-mentioned transformer with radiator structure, wherein this first strutting piece extends respectively one first location division, one second location division by two ends, and one the 3rd location division, one the 4th location division are extended respectively in the two ends of this second strutting piece.
The above-mentioned transformer with radiator structure, wherein this first location division, this second location division, the 3rd location division and the 4th location division are provided with respectively a pin.
The above-mentioned transformer with radiator structure, wherein two first grade of relative rib, in two relative edges, are extended respectively in the upper surface of above-mentioned drum stand; Relative second gear rib is extended at the two edges place of the lower surface of above-mentioned drum stand; This first grade of rib and upper surface form winding slot on, and this second gear rib and lower surface form winding slot.
The above-mentioned transformer with radiator structure, is characterized in that, those heat dissipation channels are formed at respectively between first, second strutting piece and adjacent dividing plate of drum stand.
The above-mentioned transformer with radiator structure, is characterized in that, described multiple heat dissipation channels comprise one first heat dissipation channel and one second heat dissipation channel; This first heat dissipation channel is made up of the first strutting piece, multiple dividing plate and the second strutting pieces, and this second heat dissipation channel is made up of with the outside of the first strutting piece, the second strutting piece respectively iron core group.
Multiple windings of aforementioned transformer are to be pulled out by the same side of iron core group respectively, make transformer once, secondary side power supply can be divided into multiple different windings and send, when the coiling of winding is because electric current is by adstante febre, accelerate to arrange except utilizing aforesaid way shunt current can be exported the heat energy of loose transformer generation, also can be by the heat dissipation channel forming between this iron core group and strutting piece, by hot-fluid, row is loose to improve its radiating effect fast.
The another object of the utility model is to provide a kind of power supply unit that uses this transformer, is mainly to adopt aforesaid transformer, and to promote the radiating effect of power supply unit, and the running safety of maintenance power supply unit.
For reaching above-mentioned purpose, the utility model provides a kind of power supply unit, and it comprises:
One casing;
One substrate, is located in this casing;
One transformer, is positioned at this casing and is located on this substrate, and this transformer is to be above-mentioned transformer.
Above-mentioned power supply unit, wherein this transformer is electrically connected with multiple inputs, output device on substrate by the multiple conductive radiator portion on substrate.
The above-mentioned transformer with radiator structure, wherein above-mentioned transformer is separately fixed on this substrate by the first strutting piece and one second strutting piece of drum stand, the coiling of multiple windings is electrically connected with this substrate, and form and be electrically connected with set multiple conductive radiator portion on substrate, the plurality of conductive radiator portion is located on multiple circuits of substrate surface.
Therefore, the set transformer with radiator structure on substrate by above-mentioned power supply unit, multiple windings are pulled out respectively to wind the line and output current to by the same side of iron core group and on this substrate, carry out rectification, the coiling of each winding is output current along separate routes, thereby dispersible electric current by the heat energy in when coiling, thereby accelerate transformer heat extraction, and by the heat dissipation channel between iron core group and this strutting piece, and then the radiating effect of lifting power supply unit.
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail, but not as to restriction of the present utility model.
Brief description of the drawings
The outside drawing of Fig. 1 the utility model one preferred embodiment;
The exploded view of Fig. 2 the utility model one preferred embodiment;
The application decomposition figure of Fig. 3 the utility model one preferred embodiment;
The application state figure of Fig. 4 the utility model one preferred embodiment;
The side-looking state diagram of Fig. 5 the utility model one preferred embodiment;
The forward sight state diagram of Fig. 6 the utility model one preferred embodiment;
The vertical view of another preferred embodiment of Fig. 7 the utility model;
The base plan figure of Fig. 8 mono-existing power supply supply;
The plan view from above of another existing power supply supply of Fig. 9.
Wherein, Reference numeral
10 iron core group 20 drum stands
21 211 first grades of upper surfaces ribs
22 lower surface 221 second gear ribs
23 winding slot 231 dividing plates
24 first strutting piece 241 first location divisions
242 second location division 25 second strutting pieces
251 the 3rd the 4th location division, location divisions 252
26 heat dissipation channel 27 pins
More than 30 winding 40 substrates
41 conductive radiator portion 50 casings
80,80A substrate 81,81A cowling panel
82,82A iron core group 821,821A first side winding
822,822A secondary side winding
Embodiment
About the preferred embodiment of transformer that the utlity model has radiator structure, please refer to shown in Fig. 1, it includes an iron core group 10, a drum stand 20, multiple winding 30; Wherein, by two iron cores in relative direction coincide form, and in interior formation one center pillar of iron core group 10, this center pillar wears this drum stand 20, and by the sheathed multiple windings 30 of this drum stand 20, this iron core group 10 is to have position in inner side and the outside of relative position, and can be respectively used to pull-out coiling; The center pillar of this iron core group 10 be axially parallel with one the 3rd axial (Z axis), the 3rd axial (Z axis) is vertical with one first axial (X-axis), one second axial (Y-axis) respectively again, and this first axial (X-axis) is vertical with this second axial (Y-axis) again, the inner side of this iron core group 10 is that the outside of this iron core group 10 is relative with the interior side direction of iron core group 10 towards this first axial (X-axis); In the present embodiment, this iron core group 10 can by thermal diffusivity, preferably PQ type, ETD type, EE type, EI type or EC type two iron cores be formed; In addition, this iron core group 10 also can be made up of PJ type, PQ type, EQ type, RM type, ER type or PM type two iron cores.
Please refer to shown in Fig. 2, wherein this drum stand 20 is to be the hollow tube-shape axially running through, and by the center pillar of this iron core group 10 is worn, this drum stand 20 has a upper surface 21 and a relative lower surface 22, and be sequentially formed with multiple winding slots 23 and corresponding dividing plate 231 towards the 3rd axial (Z axis) on outer tube wall, the Main Function of this dividing plate 231 is, in the time being arranged with each winding 30 in each winding slot 23, the coiling of each winding 30 can be separated and pull out by each dividing plate 231, can isolate different winding 30 wind the line by each dividing plate 231; The upper and lower side of these drum stand 20 outer tube walls, extend respectively one first strutting piece 24 and one second strutting piece 25 that are strip, these first, second strutting piece 24,25 correspondences are positioned at beyond the inner side of iron core group 10 and have a spacing, make to be formed with more than one heat dissipation channel 26 between the inner side of this iron core group 10 and first, second strutting piece 24,25; In addition, after each dividing plate 231 further extends towards first axial (X-axis), form respectively heat dissipation channel 26 with adjacent the first strutting piece 24, the second strutting piece 25 respectively again.
In the present embodiment, this first strutting piece 24 further by the second axial two ends extend respectively one first location division 241,242, two location divisions 241,242, one second location division are axially arranged with a pin 27 by first respectively; This second strutting piece 25 also further extends respectively one the 3rd location division 251, one the 4th location division 252 by the second axial two ends, and those location divisions 251,252 are also provided with a pin 27 by first axial (X-axis) respectively; Reach in the foregoing manner the effect of the high iron core group 10 of frame, and make the space of heat dissipation channel 26 become large, to reach preferably radiating effect.
In the present embodiment, the upper surface 21 of this drum stand 20 is in two relative edges, extend two first grade of relative rib 211 toward the 3rd axial (Z axis) respectively, this lower surface 22 is relative with the direction of this upper surface 21, and extends relative second gear rib 221 in the two edges place of this lower surface 22 towards the 3rd axial (Z axis) equally; This first grade of rib 211 forms winding slot on upper surface 21, and this second gear rib 221 forms winding slot with lower surface 22, so that the spaces that winding 30 is set to be provided more, to increase the usefulness of transformer.
And the radiating mode of transformer further illustrates in the present embodiment, please refer to shown in Fig. 3 and Fig. 4, mainly that aforementioned transformer is located on a substrate 40, in above-mentioned iron core group 10, the first strutting piece 24 of drum stand 20 and one second strutting piece 25 are fixed on this substrate 40 towards first axial (X-axis) respectively, the coiling of multiple windings 30 is located on this substrate 40 after being drawn out by 231, each dividing plate, on this substrate 40, be laid with multiple circuits, be electrically connected with coiling and other electronic components formation of multiple windings 30 respectively; In the present embodiment, for improving radiating effect more, therefore be provided with multiple tabular conductive radiator portions 41 that are in substrate 40, those conductive radiator portions 41 are that hot joining contacts to earth and is located at the surface of corresponding line on substrate 40, have the effect that expands area of dissipation, auxiliary multiple circuits heat radiations.
As shown in Fig. 5 and Fig. 6, in the present embodiment, multiple heat dissipation channels 26 comprises one first heat dissipation channel and one second heat dissipation channel; This first heat dissipation channel is made up of the first strutting piece 24, multiple dividing plate 231 and the second strutting pieces 25, make thermal current that transformer gives out arrange on axially and fall apart in second, this second heat dissipation channel is made up of the outside of iron core group 10 and the first strutting piece 24, the second strutting piece 25, loose toward arranging on the 3rd axial (Z axis) in order to thermal current that transformer is given out.
Please refer to shown in Fig. 7, is that aforementioned transformer and substrate 40 are used on power supply unit, to promote the radiating effect of power supply unit, comprises a casing 50, an aforesaid base plate 40, an aforementioned transformer and multiple input, output device, wherein, this casing 50 has most ventilation holes, form convection current for the cold air of casing 50 outsides and inner hot-air, in this casing 50, be provided with aforesaid base plate 40, this transformer is to be located on this substrate 40, multiple windings 30 of this transformer wind the line and are electrically connected with substrate 40 respectively, and output current is given multiple inputs of being located at substrate 40, output device, and accelerate iron core group 10 by aforesaid multiple heat dissipation channels 26, the thermal current row that substrate is 40 is loose, can accelerate the heat extraction of transformer itself, when using on power supply unit, also can improve radiating efficiency and the useful life of power supply unit, and guarantee the operational effectiveness of power supply unit.
Certainly; the utility model also can have other various embodiments; in the situation that not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art are when making various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.
Claims (10)
1. a transformer with radiator structure, is characterized in that, comprising:
One iron core group, has inner side and the outside of position at relative position;
One drum stand, be located in this iron core group, this drum stand has multiple winding slots and corresponding dividing plate, the two ends of the corresponding iron core group of this drum stand inner side strip strutting piece that stretches out respectively, between each strutting piece and iron core group inner side, there is a spacing, and between this iron core group and those strutting pieces, be formed with more than one heat dissipation channel;
Multiple windings, are located in this iron core group and are set around respectively in this winding slot, and the two ends of each winding are by being drawn out with output current between each dividing plate.
2. the transformer with radiator structure according to claim 1, it is characterized in that, this drum stand is hollow tube-shape, and there is a upper surface and a lower surface, and on outer tube wall towards being axially sequentially formed with multiple winding slots and corresponding dividing plate, the upper and lower side of this drum stand, extends respectively one first strutting piece and one second strutting piece that are strip.
3. the transformer with radiator structure according to claim 2, it is characterized in that, this first strutting piece extends respectively one first location division, one second location division by two ends, and one the 3rd location division, one the 4th location division are extended respectively in the two ends of this second strutting piece.
4. the transformer with radiator structure according to claim 3, is characterized in that, this first location division, this second location division, the 3rd location division and the 4th location division are provided with respectively a pin.
5. the transformer with radiator structure according to claim 4, is characterized in that, two first grade of relative rib, in two relative edges, are extended respectively in the upper surface of above-mentioned drum stand; Relative second gear rib is extended at the two edges place of the lower surface of above-mentioned drum stand; This first grade of rib and upper surface form winding slot on, and this second gear rib and lower surface form winding slot.
6. according to any one described transformer with radiator structure mutually in claim 1 to 5, it is characterized in that, those heat dissipation channels are formed at respectively between first, second strutting piece and adjacent dividing plate of drum stand.
7. the transformer with radiator structure according to claim 6, is characterized in that, described multiple heat dissipation channels comprise one first heat dissipation channel and one second heat dissipation channel; This first heat dissipation channel is made up of the first strutting piece, multiple dividing plate and the second strutting pieces, and this second heat dissipation channel is made up of with the outside of the first strutting piece, the second strutting piece respectively iron core group.
8. a power supply unit, is characterized in that, comprising:
One casing;
One substrate, is located in this casing;
One transformer, is positioned at this casing and is located on this substrate, and this transformer is to be transformer as claimed in any of claims 1 to 7 in one of claims.
9. power supply unit according to claim 8, is characterized in that, this transformer is electrically connected with multiple inputs, output device on substrate by the multiple conductive radiator portion on substrate.
10. the transformer with radiator structure according to claim 8 or claim 9, it is characterized in that, above-mentioned transformer is separately fixed on this substrate by the first strutting piece and one second strutting piece of drum stand, the coiling of multiple windings is electrically connected with this substrate, and form and be electrically connected with set multiple conductive radiator portion on substrate, the plurality of conductive radiator portion is located on multiple circuits of substrate surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320856657.9U CN203690047U (en) | 2013-12-17 | 2013-12-17 | Transformer with heat radiation structure and power supply applying transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320856657.9U CN203690047U (en) | 2013-12-17 | 2013-12-17 | Transformer with heat radiation structure and power supply applying transformer |
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| Publication Number | Publication Date |
|---|---|
| CN203690047U true CN203690047U (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320856657.9U Expired - Fee Related CN203690047U (en) | 2013-12-17 | 2013-12-17 | Transformer with heat radiation structure and power supply applying transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203690047U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107667408A (en) * | 2016-05-31 | 2018-02-06 | 新电元工业株式会社 | Magnetic part |
| CN113439315A (en) * | 2019-01-30 | 2021-09-24 | Lg 伊诺特有限公司 | Transformer device |
-
2013
- 2013-12-17 CN CN201320856657.9U patent/CN203690047U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107667408A (en) * | 2016-05-31 | 2018-02-06 | 新电元工业株式会社 | Magnetic part |
| CN107667408B (en) * | 2016-05-31 | 2019-07-05 | 新电元工业株式会社 | Magnetic part |
| CN113439315A (en) * | 2019-01-30 | 2021-09-24 | Lg 伊诺特有限公司 | Transformer device |
| EP3920199A4 (en) * | 2019-01-30 | 2022-11-23 | LG Innotek Co., Ltd. | Transformer |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 |