CN207165344U - Magnetic element and there is its vehicle power module - Google Patents
Magnetic element and there is its vehicle power module Download PDFInfo
- Publication number
- CN207165344U CN207165344U CN201721199147.3U CN201721199147U CN207165344U CN 207165344 U CN207165344 U CN 207165344U CN 201721199147 U CN201721199147 U CN 201721199147U CN 207165344 U CN207165344 U CN 207165344U
- Authority
- CN
- China
- Prior art keywords
- magnetic element
- element according
- annular sheet
- sheet metal
- winding
- 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.)
- Active
Links
- 239000002184 metal Substances 0.000 claims abstract description 64
- 229910052751 metal Inorganic materials 0.000 claims abstract description 64
- 238000004804 winding Methods 0.000 claims abstract description 48
- 239000003292 glue Substances 0.000 claims abstract description 6
- 150000002739 metals Chemical class 0.000 claims abstract description 5
- 230000000994 depressogenic effect Effects 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 238000013461 design Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 229910001289 Manganese-zinc ferrite Inorganic materials 0.000 description 1
- JIYIUPFAJUGHNL-UHFFFAOYSA-N [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mn++].[Mn++].[Mn++].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Zn++].[Zn++] Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mn++].[Mn++].[Mn++].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Zn++].[Zn++] JIYIUPFAJUGHNL-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- -1 iron oxide Compound Chemical class 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
- H01F17/045—Fixed inductances of the signal type with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2847—Sheets; Strips
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2876—Cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
- H01F17/045—Fixed inductances of the signal type with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core
- H01F2017/046—Fixed inductances of the signal type with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core helical coil made of flat wire, e.g. with smaller extension of wire cross section in the direction of the longitudinal axis
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
- H01F2027/297—Terminals; Tapping arrangements for signal inductances with pin-like terminal to be inserted in hole of printed path
Abstract
A kind of magnetic element and there is its vehicle power module, magnetic element includes a magnetic core and one first winding.Magnetic core includes two relative openings and an at least stem.First winding includes multiple annular sheet metals, and it surrounds an at least stem and set, and annular sheet metal described in each of which has one to be conductively connected side, a Circular Winding portion and a radiating connecting side.The two relative openings for being conductively connected side and the magnetic core being corresponded respectively to the radiating connecting side.The area of the heat conduction joint face of the radiating connecting side is more than the connection sectional area between the radiating connecting side and the Circular Winding portion.The area of the heat conduction joint face of magnetic element thus increases, and the area that can be coated with heat-conducting glue expands.
Description
Technical field
The utility model relates to a kind of magnetic element, and in particular to a kind of applied to vehicle power module
Magnetic element.
Background technology
The heat dissipation design of power supply module is always one of emphasis that manufacturer need to consider, especially high-power power supply
Supply module.Because once raising, the efficiency of its Power convert will reduce the temperature of power supply module, or even burn device
Part, trigger fire etc..
In recent years, because environmental consciousness comes back, the city of oil electric mixed dynamic or pure electric vehicle accounts for rate and gradually stepped up, applied to car
Power supply module, the demand of its power supply conversion efficiency is relative to be improved, and the volume of integral module also need to be controlled in it is limited
In the range of.
How in the radiating efficiency of raising power supply module in limited bulk, and contribute to carrying for power supply conversion efficiency
Rise, be to still need to bet the place more made great efforts at present.
Utility model content
Therefore, a purpose of the present utility model be providing a kind of magnetic element comprising：
One magnetic core, include two relative openings and an at least stem；And
One first winding, comprising multiple annular sheet metals, set around an at least stem, annular described in each of which
Sheet metal has one to be conductively connected side, a Circular Winding portion and a radiating connecting side, described to be conductively connected side and the radiating
Connecting side corresponds respectively to two relative openings of the magnetic core, and the area of the heat conduction joint face of the radiating connecting side is more than institute
State the area of the cross section of the connecting portion between radiating connecting side and the Circular Winding portion.
Above-mentioned magnetic element, wherein, the section in the radiating connecting side and the Circular Winding portion is collectively forming L-type and cut
Face.
Above-mentioned magnetic element, wherein, the radiating connecting side and the section in the Circular Winding portion are collectively forming T-shaped section
Face.
Above-mentioned magnetic element, wherein, the heat conduction joint face of the radiating connecting side protrudes from the corresponding magnetic core
Outside the opening.
Above-mentioned magnetic element, wherein, the gross area of the heat conduction joint face of the annular sheet metal, which is more than or equal to, to be corresponded to
The opening area.
Above-mentioned magnetic element, wherein, the radiating connecting side of the annular sheet metal has interval insulated from each other.
Above-mentioned magnetic element, wherein, the side that is conductively connected has the barb structure of one printed circuit board (PCB) of insertion.
Above-mentioned magnetic element, wherein, the annular sheet metal is single circle coil.
Above-mentioned magnetic element, wherein, at least partly described annular sheet metal formation multiturn coil electrically connected to each other.
Above-mentioned magnetic element, wherein, the annular sheet metal is copper metal piece.
Above-mentioned magnetic element, wherein, a cavity is formed in the magnetic core, the magnetic element also includes heat-conducting glue and irrigated
In in the cavity.
Above-mentioned magnetic element, wherein, the side that is conductively connected has lug boss, and the lug boss has a height.
Above-mentioned magnetic element, wherein, in addition to one second winding, second winding includes multiple bobbin winder brackets, described
Annular sheet metal is placed in the magnetic core spaced reciprocally with the bobbin winder bracket, wherein second winding also includes multiple lines
Circle is wound in the wire casing of the bobbin winder bracket respectively.
Above-mentioned magnetic element, wherein, symmetrically arranged multiple trunkings are equiped with the bobbin winder bracket.
Above-mentioned magnetic element, wherein, the location division of projection is provided with the bobbin winder bracket, the side that is conductively connected has
Notch part, the notch part is accordingly sticked on the location division during assembling.
Above-mentioned magnetic element, wherein, the coil of second winding is made up of three layer insulation wire.
Above-mentioned magnetic element, wherein, the outlet portion of the multiple coil is arranged at least one trunking and is connected to
One lead terminal.
Above-mentioned magnetic element, wherein, the magnetic element is transformer.
The utility model a kind of vehicle power module is also provided comprising：
Water-cooled metal part, there is depressed part；
Magnetic element any one of above-mentioned, the magnetic element are installed in the depressed part, and the magnetic
The heat conduction joint face of the annular sheet metal of element connects the water-cooled metal part.
Above-mentioned vehicle power module, wherein, the institute of the annular sheet metal is also connected to comprising the first printed circuit board (PCB)
State and be conductively connected side.
Above-mentioned vehicle power module, wherein, the institute of the annular sheet metal is also connected to comprising the second printed circuit board (PCB)
State radiating connecting side.
In summary, the design for the magnetic element that the utility model is proposed, the conductor in its winding is changed with lamellar gold
Category replaces, and increases the area of its heat conduction joint face, and the area that can be coated with heat-conducting glue expands.When the design of this magnetic element should
During vehicle power module for high power density, heat energy caused by the winding of magnetic element effectively sheds, and coordinates water cooling
Metalwork can produce high reliability, good, small volume the vehicle power module of radiating.
Brief description of the drawings
For above and other purpose, feature, advantage and embodiment of the present utility model can be become apparent, appended accompanying drawing
Detailed description it is as follows：
Fig. 1 is the part exploded view for illustrating the magnetic element according to an embodiment of the present utility model；
Fig. 2 is the sectional view for the annular sheet metal for illustrating Fig. 1；
Fig. 3 is the sectional view for illustrating the annular sheet metal according to another embodiment of the present utility model；
Fig. 4 is the stereogram for the second winding for illustrating Fig. 1；
Fig. 5 is the part exploded view for illustrating the magnetic element according to another embodiment of the present utility model；
Fig. 6 is the enlarged drawing for being conductively connected side for illustrating Fig. 5；
Fig. 7 is the constitutional diagram for illustrating the magnetic element according to another embodiment of the present utility model；
Fig. 8 is the constitutional diagram for illustrating the magnetic element according to an embodiment of the present utility model and water-cooled metal part；
Fig. 9 is the constitutional diagram for illustrating the vehicle power module according to an embodiment of the present utility model；
Figure 10 is to illustrate the magnetic element and lead terminal connection diagram according to an embodiment of the present utility model.
Embodiment
A purpose of the present utility model is to provide a kind of magnetic element applied to vehicle power.Magnetic element is in vehicle mounted electric
Occupy one of heater element main in larger volume, weight, and power supply in source, its loss is tried one's best except how to optimize
Beyond small, the utility model will strengthen its heat-sinking capability.
Fig. 1 is refer to, it illustrates the part exploded view of the magnetic element according to an embodiment of the present utility model.Magnetic
Property element 100 its include a magnetic core 102, the first winding 106 and the second winding 107 (referring to Fig. 4).Magnetic core 102 wraps
Containing two relative openings (104a, 104b) and an at least stem 104c.In the present embodiment, magnetic core 102 is mutually symmetrical by two
Half magnetic core combined by form, but magnetic core constituted mode is not restricted to this.In the present embodiment, magnetic core 102 mixes for iron oxide
Compound, such as manganese-zinc ferrite, but other metal materials also can be on demand using being not intended to limit.
First winding 106 includes multiple annular sheet metals 108, and it is set around stem 104c.Each annular sheet metal 108
Side 108a, a Circular Winding portion 108c and a radiating connecting side 108b are conductively connected with one.Side 108a is conductively connected with dissipating
Thermally coupled side 108b corresponds respectively to two relative openings (104a, 104b) of magnetic core after magnetic element combination.Radiating connection
The connecting portion 108d that the area of side 108b heat conduction joint face is more than between radiating connecting side 108b and Circular Winding portion 108c is cut
Area, making it to conduct the interface of heat and can be coated with the area of thermal paste increases many.In the present embodiment, magnetic member
Part 100 is transformer, and the first winding 106 is the vice-side winding of transformer, and the second winding 107 is the primary side winding of transformer.
In the present embodiment, being conductively connected side 108a, there is lug boss 108e, lug boss 108e to have a height H, raised
Portion 108e controls radiating connecting side 108b and depressed part 126 to be plugged on printed circuit board (PCB), by adjusting height H
The clearance for insulation of (see Fig. 8) bottom surface.
In the present embodiment, annular sheet metal 108 is single circle coil, but the constituted mode of annular sheet metal 108 also can be
Multiturn coil form electrically connected to each other, will illustrate in following examples.
In the present embodiment, annular sheet metal 108 is copper metal piece, with the low-voltage, high-current application of sharp vehicle power, but
Other metal materials can also be applied on demand.
In the present embodiment, the gross area of the radiating connecting side 108b heat conduction joint faces of all annular sheet metals 108 is more than
Or the area equal to corresponding opening 104b, on the one hand ensure to conduct the gross area of heat contact surface, on the other hand also ensure that radiating
Connecting side 108b can be protruded from outside opening 104b.
It is the sectional view for the annular sheet metal for illustrating Fig. 1 referring to Fig. 2,3, Fig. 2, Fig. 3 is illustrated according to this practicality
The sectional view of annular sheet metal described in new another embodiment.The radiating connecting side 108b of Fig. 2 annular sheet metal 108 with
Circular Winding portion 108c section is collectively forming L-type section.This L-type directly can bend sheet metal and make radiating connecting side 108b's
Heat conduction joint face increases area, can also mold manufacture identical external form.However, radiating connecting side 108b and Circular Winding portion 108c
The section being collectively forming is not limited to L-type, if the shape that can expand heat conduction joint face is applicable, such as in Fig. 3, annular
The T-shaped section that the radiating connecting side 108b ' and Circular Winding portion 108c of sheet metal 108 ' are collectively forming.
In the present embodiment, corresponding to the radiating connecting side 108b of annular sheet metal 108 heat conduction joint face need to protrude from
It is open outside 104b, so as to connecting other radiating elements.The side 108a that is conductively connected of annular sheet metal 108 also needs to protrude from correspondingly
Opening 104a outside, so as to being connected with printed circuit board (PCB).
The stereogram of Fig. 1 the second winding is illustrated referring to Fig. 4 and Figure 10, Fig. 4, Figure 10 is illustrated according to this practicality
Magnetic element and lead terminal connection diagram described in a new embodiment.Second winding 107 includes multiple bobbin winder brackets
107a, so as to being placed in spaced reciprocally in the cavity of the magnetic core 102 with annular sheet metal 108.Second winding 107 includes more
Individual coil 107b is wound in bobbin winder bracket 107a wire casing 107c respectively.In the present embodiment, the coil 107b in wire casing is three
Layer insulated wire composition.Bobbin winder bracket 107a is electrically insulating material, is housed spaced reciprocally when with annular sheet metal 108, it may have absolutely
The intermarginal function every annular sheet metal 108.When magnetic element 100 is as transformer, coil can be adjusted according to transformation demand
107b and annular sheet metal 108 quantity or the number of turn.In the present embodiment, it is equiped with each bobbin winder bracket 107a symmetrically arranged
Multiple trunking 107d, multiple coil 107b outlet portion 107b1 are arranged in an at least trunking 107d and are connected to a lead end
Son 150.
Fig. 5 is refer to, illustrates the part exploded view of the magnetic element according to another embodiment of the present utility model.Magnetic
Property element 100a and above-mentioned magnetic element 100 Main Differences be that the constituted mode of annular sheet metal 108 also can be double circle coils
Form.Second ring sheet metal 108 be each other overlapping and with the interval of insulating trip 113 each other.In addition, when annular sheet metal 108 is double
During circle coil form, each radiating connecting side 108b heat conduction joint face can (about one demifacet small compared with single-turn circular coil form
Product), and overlap radiating connecting side 108b also it is insulated from each other interval (by above-mentioned insulating trip 113).Though the utility model is only
It is double circle coil forms to illustrate annular sheet metal 108, but annular sheet metal 108 can also fit for the form of three circles or more coil
With.
In the present embodiment, 107a is provided with the location division 107e of projection on each bobbin winder bracket, is conductively connected side 108a tools
Jagged portion 108f, notch part 108f is accordingly sticked on the 107e of location division during assembling.
Fig. 6 is refer to, it illustrates Fig. 5 enlarged drawing for being conductively connected side 108a.Second ring sheet metal 108 is conductively connected
Side respectively has barb structure 110, but away from one another and not overlapping.In the present embodiment, barb structure 110 is an impact style institute
Its back side of the structure event of manufacture is depressed part (depressed part on right side in such as Fig. 6), but the mode of barb structure manufacture is not intended to limit
In this.Barb structure 110 when printed circuit board (PCB) is inserted having positioning action (not being drawn out easily).
Fig. 7 is refer to, it illustrates the constitutional diagram of the magnetic element 100a according to Fig. 5.When above-mentioned first winding 106 and
After the combination at two windings 107 (specifically referring to Fig. 4, do not repeat below) interval, you can insert in the cavity 102a of magnetic core 102 simultaneously
The state of combination such as this figure.In the present embodiment, the heat-conducting glue 140 of isolation material can be also poured into magnetic core 102 by magnetic element
Cavity 102a in, so as to inserting all gaps in the first winding 106 and the second winding 107, so as to accelerating the first winding
106 and second winding 107 heat derives efficiency.Magnetic element after combination, radiating connecting side 108b heat conduction connection
Face protrude from corresponding to outside opening 104b, so as to connect other radiating elements (such as water-cooled metal part as described below or its
His radiating element)；It is conductively connected side 108a also to protrude from outside corresponding opening 104a, so as to being connected with printed circuit board (PCB).
It refer to Fig. 8 and Figure 10, Fig. 8 illustrate magnetic element and water cooling gold according to an embodiment of the present utility model
Belong to the constitutional diagram of part.After above-mentioned magnetic element (100 or 100a) combines, its connecting side 108b of radiating heat conduction joint face to
Contact a water-cooled metal part 120.In the present embodiment, water-cooled metal part 120 has a liquid SAPMAC method runner, and by entrance 124a with
Export 124b and import water cooling liquid.Water-cooled metal part 120 also has a depressed part 126, so as to accommodating magnetic element (100 or
100a), and its connecting side 108b that radiates is connected with the bottom surface heat conduction of depressed part 126.Can in another embodiment of the utility model
Thermal paste is irrigated in depressed part 126.In the present embodiment, symmetrically arranged multiple reason lines are equiped with each bobbin winder bracket 107a
Groove 107d, multiple coil 107b outlet portion 107b1 are arranged in an at least trunking 107d and are connected to a lead terminal 150, draw
Line terminals 150 are accommodated in another depressed part 127 of the side of depressed part 126 and positioned at magnetic element (100 or 100a)
Side.
Fig. 9 is the constitutional diagram for illustrating the vehicle power module 200 according to an embodiment of the present utility model.When above-mentioned
After water-cooled metal part 120 inserts magnetic element (100 or 100a) and the electronic component of other demands, you can by printed circuit board (PCB)
130 are assemblied in, and make the lug boss 108e for the being conductively connected side 108a insertion printed circuit board (PCB)s of magnetic element (100 or 100a)
Corresponding connecting hole on 130, locked by means of locking part 132 (such as screw), wherein by adjusting height H so as to controlling
Radiate connecting side 108b and the clearance for insulation of depressed part 126 (see Fig. 8) bottom surface.
Although above-mentioned magnetic element (100 or 100a) annular sheet metal 108 therein be respectively be conductively connected side with
Radiating connecting side performs the function being electrically connected with radiating respectively.However, the utility model is also not excluded for annular sheet metal
Radiating connecting side (such as above-mentioned radiating connecting side 108b) while the function of performing electric connection and radiating.For example, with magnetic member
The radiating connecting side (such as above-mentioned radiating connecting side 108b) of part connects the stronger printed circuit board (PCB) of a heat sinking function (such as will be above-mentioned
Printed circuit board (PCB) 130 increases radiating fin), and the area of heat conduction joint face each other is increased, strengthen heat transfer efficiency, and then improve whole
The heat sinking function of body；Or radiating connecting side is formed by wire and printed circuit board (PCB) and is electrically connected.
In summary, the design for the magnetic element that the utility model is proposed, the conductor in its winding is changed with lamellar gold
Category replaces, and increases the area of its heat conduction joint face, and the area that can be coated with heat-conducting glue expands.When the design of this magnetic element should
During vehicle power module for high power density, heat energy caused by the winding of magnetic element effectively sheds, and coordinates water cooling
Metalwork can produce high reliability, good, small volume the vehicle power module of radiating.
Although the utility model is disclosed above with several embodiments, so it is not limited to the utility model, at this
Any tool usually intellectual in utility model art, is not departing from spirit and scope of the present utility model, when
It can be used for a variety of modifications and variations, therefore the scope of protection of the utility model ought regard the scope of which is defined in the appended claims
It is defined.
Claims (21)
1. a kind of magnetic element, it is characterised in that include：
One magnetic core, include two relative openings and an at least stem；And
One first winding, comprising multiple annular sheet metals, set around an at least stem, endless metal described in each of which
Piece has one to be conductively connected side, a Circular Winding portion and a radiating connecting side, and the side that is conductively connected connects with the radiating
Side corresponds respectively to two relative openings of the magnetic core, and the area of the heat conduction joint face of the radiating connecting side is more than described dissipate
The area of the cross section of connecting portion between thermally coupled side and the Circular Winding portion.
2. magnetic element according to claim 1, it is characterised in that the radiating connecting side and the Circular Winding portion
Section is collectively forming L-type section.
3. magnetic element according to claim 1, it is characterised in that the radiating connecting side and the Circular Winding portion
Section is collectively forming T-shaped section.
4. magnetic element according to claim 1, it is characterised in that the heat conduction joint face of the radiating connecting side protrudes from
Outside the opening of the corresponding magnetic core.
5. magnetic element according to claim 1, it is characterised in that total face of the heat conduction joint face of the annular sheet metal
Product is more than or equal to the area of the corresponding opening.
6. magnetic element according to claim 1, it is characterised in that the radiating connecting side of the annular sheet metal has each other
The interval of insulation.
7. magnetic element according to claim 1, it is characterised in that the side that is conductively connected has one printed circuit of insertion
The barb structure of plate.
8. magnetic element according to claim 1, it is characterised in that the annular sheet metal is single circle coil.
9. magnetic element according to claim 1, it is characterised in that at least partly described annular sheet metal electrically connects each other
Connect to form multiturn coil.
10. magnetic element according to claim 1, it is characterised in that the annular sheet metal is copper metal piece.
11. magnetic element according to claim 1 a, it is characterised in that cavity, the magnetic member are formed in the magnetic core
Part is also poured into the cavity including heat-conducting glue.
12. magnetic element according to claim 1, it is characterised in that the side that is conductively connected has lug boss, described convex
The portion of rising has a height.
13. according to the magnetic element any one of claim 1-12, it is characterised in that also including one second winding, institute
State the second winding and include multiple bobbin winder brackets, the annular sheet metal is placed in the magnetic core spaced reciprocally with the bobbin winder bracket
It is interior, wherein second winding is also wound in the wire casing of the bobbin winder bracket respectively comprising multiple coils.
14. magnetic element according to claim 13, it is characterised in that be equiped with the bobbin winder bracket symmetrically arranged more
Individual trunking.
15. magnetic element according to claim 13, it is characterised in that the positioning of projection is provided with the bobbin winder bracket
Portion, the side that is conductively connected have a notch part, and the notch part is accordingly sticked on the location division during assembling.
16. magnetic element according to claim 13, it is characterised in that the coil of second winding is exhausted by three layers
Edge line forms.
17. magnetic element according to claim 14, it is characterised in that the outlet portion of the multiple coil is arranged at least
One trunking is connected to a lead terminal.
18. magnetic element according to claim 13, it is characterised in that the magnetic element is transformer.
19. a kind of vehicle power module, it is characterised in that include：
Water-cooled metal part, there is depressed part；
Magnetic element any one of the claims 1-18, the magnetic element are installed in the depressed part, and
The heat conduction joint face of the annular sheet metal of the magnetic element connects the water-cooled metal part.
20. vehicle power module according to claim 19, it is characterised in that be also connected to comprising the first printed circuit board (PCB)
The described of the annular sheet metal is conductively connected side.
21. vehicle power module according to claim 19, it is characterised in that be also connected to comprising the second printed circuit board (PCB)
The radiating connecting side of the annular sheet metal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710427735 | 2017-06-08 | ||
| CN2017104277356 | 2017-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207165344U true CN207165344U (en) | 2018-03-30 |
Family
ID=61722461
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710845847.3A Pending CN109036769A (en) | 2017-06-08 | 2017-09-19 | Magnetic element and vehicle power module with it |
| CN201721199147.3U Active CN207165344U (en) | 2017-06-08 | 2017-09-19 | Magnetic element and there is its vehicle power module |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710845847.3A Pending CN109036769A (en) | 2017-06-08 | 2017-09-19 | Magnetic element and vehicle power module with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN109036769A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036769A (en) * | 2017-06-08 | 2018-12-18 | 台达电子企业管理（上海）有限公司 | Magnetic element and vehicle power module with it |
| US11842838B2 (en) | 2017-06-08 | 2023-12-12 | Delta Electronics (Shanghai) Co., Ltd. | Magnetic component |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11233979A (en) * | 1998-02-18 | 1999-08-27 | Omron Corp | Heat radiating structure for electronic equipment and power unit using the same |
| JP2003272936A (en) * | 2002-03-19 | 2003-09-26 | Tdk Corp | Choke coil |
| JP2004303823A (en) * | 2003-03-28 | 2004-10-28 | Tdk Corp | Inductance component, power supply transformer, and switching power supply |
| US8179222B2 (en) * | 2009-11-10 | 2012-05-15 | Chicony Power Technology Co., Ltd. | Transformer with conductive plate winding structure |
| TWI379326B (en) * | 2009-11-19 | 2012-12-11 | Delta Electronics Inc | Transformer with modular winding bobbin devices |
| TWI446379B (en) * | 2011-03-30 | 2014-07-21 | Yujing Technology Co Ltd | Transformer structure and its application of rectifier circuit |
| CN103137305B (en) * | 2011-12-01 | 2016-12-21 | 台达电子企业管理（上海）有限公司 | A kind of transformator conductive structure and transformator |
| KR101199586B1 (en) * | 2012-06-22 | 2012-11-12 | 김혁 | Trnasformer with heat sinking plane |
| CN202977117U (en) * | 2012-11-09 | 2013-06-05 | 深圳市航嘉驰源电气股份有限公司 | Transformer |
| TW201501141A (en) * | 2013-06-27 | 2015-01-01 | Zhi-Hao Lin | Transformer structure with adjustable leakage inductance |
| US9396865B1 (en) * | 2013-11-07 | 2016-07-19 | Universal Lighting Technologies, Inc. | Magnetic component with auxiliary winding circuit board |
| CN204578339U (en) * | 2015-03-04 | 2015-08-19 | 常州首普电源科技有限公司 | A kind of Switching Power Supply |
| CN205230763U (en) * | 2015-12-17 | 2016-05-11 | 深圳市海光电子有限公司 | High power density transformer |
| CN205670491U (en) * | 2016-06-20 | 2016-11-02 | 武汉市东辉电子技术有限公司 | A kind of power transformer using heat conduction casting glue |
| CN106449046B (en) * | 2016-09-20 | 2019-01-15 | 深圳威迈斯电源有限公司 | A kind of magnetic element |
| CN109036769A (en) * | 2017-06-08 | 2018-12-18 | 台达电子企业管理（上海）有限公司 | Magnetic element and vehicle power module with it |
-
2017
- 2017-09-19 CN CN201710845847.3A patent/CN109036769A/en active Pending
- 2017-09-19 CN CN201721199147.3U patent/CN207165344U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036769A (en) * | 2017-06-08 | 2018-12-18 | 台达电子企业管理（上海）有限公司 | Magnetic element and vehicle power module with it |
| US11842838B2 (en) | 2017-06-08 | 2023-12-12 | Delta Electronics (Shanghai) Co., Ltd. | Magnetic component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109036769A (en) | 2018-12-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2528073B1 (en) | Reactor | |
| US11581118B2 (en) | Transformer and power supply module with high thermal efficiency | |
| CN104377019A (en) | Thermally enhanced magnetic transformer | |
| CN207165344U (en) | Magnetic element and there is its vehicle power module | |
| US11842838B2 (en) | Magnetic component | |
| JP2011142193A (en) | Reactor | |
| KR20220098116A (en) | Dc-dc converter | |
| CN210325416U (en) | Anti-interference heat dissipation type packaging inductor | |
| EP3522181B1 (en) | Magnetic component with heat dissipation structure | |
| CN214068544U (en) | Planar transformer based on multilayer board | |
| CN212010641U (en) | Inductor | |
| CN213780903U (en) | Chip and board card of integrated power module | |
| CN211604895U (en) | Butt-joint transformer framework | |
| JP3139944U (en) | Transformer | |
| CN207074591U (en) | Perceptual device component, printed circuit board assembly and power-converting device | |
| CN103489571A (en) | Inductor | |
| CN209804374U (en) | High-efficient heat dissipation transformer | |
| CN203491042U (en) | Inductor | |
| CN220895297U (en) | Power inductor | |
| KR102536990B1 (en) | Dc-dc converter | |
| CN212809991U (en) | Common mode inductance radiator unit and battery assembly | |
| CN220895298U (en) | Power inductor | |
| CN219267437U (en) | Magnetic element | |
| CN213988541U (en) | Planar transformer with good heat-conducting property | |
| CN210956373U (en) | Magnetic part |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |