CN209709962U - A kind of heat radiating type AC-DC power module - Google Patents
A kind of heat radiating type AC-DC power module Download PDFInfo
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- CN209709962U CN209709962U CN201920971847.2U CN201920971847U CN209709962U CN 209709962 U CN209709962 U CN 209709962U CN 201920971847 U CN201920971847 U CN 201920971847U CN 209709962 U CN209709962 U CN 209709962U
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- power supply
- outer casing
- plate
- bottom plate
- power module
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model relates to a kind of heat radiating type AC-DC power modules, belong to the technical field of power module, its key points of the technical solution are that including outer casing of power supply, radiator and bottom plate, the outer casing of power supply is rectangular-shaped in bottom end opening, outer casing of power supply lid closes on bottom plate, radiator includes heat sink and cooling fin, and the heat sink is the top plate of the outer casing of power supply, and the cooling fin is fixedly mounted on heat sink.The utility model has the advantages that radiator is an integral structure with outer casing of power supply, compared to the split type structure of same heat dissipation area, the radiating efficiency of the radiator of integral structure can increase significantly.
Description
Technical field
The utility model relates to the technical fields of power module, more particularly, to a kind of heat radiating type AC-DC power module.
Background technique
Device mosfet transistor needed for AC-DC power module (hereinafter referred to as power module) and other diodes, three
The special physical structure of pole pipe, causes power module more sensitive for temperature.And market is for the overall dimensions of power module
And power requirement is more and more harsh, so that power module has to continue to improve on whole heat dissipation performance.
Existing most of power modules, radiator and outer casing of power supply are split settings, and radiator passes through thermally conductive double
Face glue or screw are fixed on outer casing of power supply, guarantee the normal work of power module.
But this split type structure will cause between the radiator and outer casing of power supply more thermal resistance of one layer of physics, it causes
The radiating efficiency of radiator substantially reduces.
Utility model content
The purpose of the utility model is to provide a kind of heat radiating type AC-DC power modules, its advantage is that outside radiator and power supply
Shell is an integral structure, compared to the split type structure of same heat dissipation area, the radiating efficiency energy of the radiator of integral structure
Enough increase significantly.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of heat radiating type AC-DC
Power module, including outer casing of power supply, radiator and bottom plate, the outer casing of power supply are in rectangular-shaped, the outer casing of power supply lid of bottom end opening
It closes on bottom plate, radiator includes heat sink and cooling fin, and the heat sink is the top plate of the outer casing of power supply, the heat dissipation
Piece is fixedly mounted on heat sink.
By using above-mentioned technical proposal, by the way that using the top plate of outer casing of power supply as the heat sink of radiator, cooling fin is solid
Dingan County, so that radiator is an integral structure with outer casing of power supply, eliminates between radiator and outer casing of power supply on heat sink
Physics thermal resistance, improve the radiating efficiency of radiator, radiator bottom end is open simultaneously to cover conjunction on bottom plate, remove outer casing of power supply,
What be can be convenient is fixedly mounted on the related device in power module on bottom plate.
The utility model is further arranged to: the middle position of the side of the bottom plate has been extended outward horizontally so as to form card
Plate, the bottom end of the side plate of outer casing of power supply offer the card slot to match with snap-gauge, when the outer casing of power supply lid is closed in the bottom plate
When upper, the snap-gauge is supported in card slot, and the bottom of outer casing of power supply is flushed with the lower surface of bottom plate.
By using above-mentioned technical proposal, by being provided with card slot and snap-gauge, outer casing of power supply can fast and accurately be covered
It closes on bottom plate.
The utility model is further arranged to: the two sides of the snap-gauge on the floor length direction, which upwardly extend to be formed with, leads
To plate, fixture block is fixed on the outside of guide plate, the position that fixture block is corresponded on the side plate of outer casing of power supply offers card hole, when outside power supply
Cap closes when on bottom plate, and the fixture block is inserted into card hole.
By using above-mentioned technical proposal, outer casing of power supply closes on bottom plate from top lid, and pressing outer casing of power supply makes fixture block
It is inserted into card hole, so that outer casing of power supply and bottom plate be fixed.
The utility model is further arranged to: the fixture block is an integral structure with guide plate.
By using above-mentioned technical proposal, the body of integral structure is stablized, when installing or removing outer casing of power supply, fixture block
Easy fracture is not allowed with the junction of guide plate.
The utility model is further arranged to: the outer casing of power supply is internally provided with mounting plate, and the mounting plate passes through
IC pin is horizontally supported at the top of bottom plate.
By using above-mentioned technical proposal, the device in outer casing of power supply can be fixed on a mounting board.
The utility model is further arranged to: graphene heat-conducting layer is filled between the mounting plate and heat sink.
By using above-mentioned technical proposal, graphene has preferable heating conduction, can be quick by the heat of mounting plate
It is transferred to heat sink.
The utility model is further arranged to: the outer casing of power supply is aluminum alloy material.
By using above-mentioned technical proposal, aluminium alloy is easily processed into type, and thermal conductivity is good, and durability is high.
In conclusion the advantageous effects of the utility model are as follows:
1, replace traditional split type structure, integral type knot by the way that outer casing of power supply and fansink designs to be an integral structure
The outer casing of power supply and radiator of structure eliminate the physics thermal resistance of fixed heat sink, improve the radiating efficiency of radiator；
2, the part of devices on mounting plate generates amount of heat at work, so that installation plate temperature increases, by pacifying
The thermal conductivity of filled graphite alkene between loading board and heat sink, graphene is good, can quickly be transferred to the heat on mounting plate scattered
Hot plate radiates.
Detailed description of the invention
Fig. 1 is the integrally-built explosive view of the utility model.
Fig. 2 is the attachment structure schematic diagram of mounting plate and bottom plate in the utility model.
Fig. 3 is the cut-away view of the utility model.
In figure, 1, outer casing of power supply；11, card slot；12, card hole；2, radiator；21, heat sink；22, cooling fin；3, bottom plate；
31, snap-gauge；32, guide plate；33, fixture block；4, mounting plate；5, IC pin；6, snap ring；7, graphene heat-conducting layer.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
It referring to Fig.1, is a kind of heat radiating type AC-DC power module disclosed by the utility model, including outer casing of power supply 1 and heat dissipation
Device 2, radiator 2 are fixedly mounted on the top of outer casing of power supply 1, for radiating to outer casing of power supply 1, guarantee inside outer casing of power supply 1
Mosfet transistor and other diodes, triode work normally.
Referring to Fig.1, radiator 2 includes heat sink 21 and cooling fin 22, and cooling fin 22 is fixedly mounted on heat dissipation at equal intervals
On plate 21, it being used for increasing heat radiation area, the material of cooling fin 22 can to use copper or aluminium alloy, it is contemplated that the thermal conductivity of copper is good,
But price is more expensive, and difficulty of processing is higher, and weight is excessive, and easy to oxidize, here preferred aluminium alloy, although aluminium alloy is thermally conductive
Property will be far short of what is expected than copper, but the cooling fin 22 of aluminum alloy material is light-weight, cheap.
Referring to Fig.1, the heat sink 21 of radiator 2 is the top plate of outer casing of power supply 1, and outer casing of power supply 1 is in the square of bottom end opening
Shape, open end are provided with bottom plate 3, and bottom plate 3 is mainly used for that device required in power module is fixedly mounted, after being installed,
The lid of outer casing of power supply 1 closes on bottom plate 3.
Referring to Fig.1, the size for being dimensioned slightly smaller than 1 open end of outer casing of power supply of bottom plate 3, the centre of four sides of bottom plate 3
It has been extended outward horizontally so as to form snap-gauge 31, correspondingly, the bottom end of four side plates of outer casing of power supply 1 offers card slot 11, has worked as power supply
The lid of shell 1 closes when on bottom plate 3, and snap-gauge 31 is inserted into card slot 11 to be supported to outer casing of power supply 1.
The two sides of the snap-gauge 31 on 3 length direction of bottom plate are further provided with guide plate 32, guide plate referring to Fig. 2
32 are upwardly extended by bottom plate 3, and the outside of guide plate 32 is fixed with fixture block 33, two sides on 1 length direction of outer casing of power supply
Card hole 12 is offered on plate, when the lid of outer casing of power supply 1 closes on bottom plate 3, the fixture block 33 on bottom plate 3 is inserted into 1 side of outer casing of power supply
In card hole 12 on plate, so that the clamping of outer casing of power supply 1 is fixed on bottom plate 3.Fixture block 33 can with the one of guide plate 32 at
The interconnecting piece of type, integrally formed fixture block 33 and guide plate 32 is relatively firm, when clamping fixed power source shell 1, fixture block 33 with
The junction of guide plate 32 is not susceptible to crack.
Referring to Fig. 2 and Fig. 3, mounting plate 4 is provided in outer casing of power supply 1, mounting plate 4 passes through the horizontal fixed support of IC pin 5
In the top of bottom plate 3, it is mainly used for the location and installation of related device in power module, is filled between mounting plate 4 and heat sink 21
There is graphene heat-conducting layer 7, graphene has preferable thermal conductivity, can quickly conduct the heat on mounting plate 4 to heat sink
It on 21, and is radiated by cooling fin 22, to guarantee the normal work of power module.
Outer casing of power supply 1 uses aluminum alloy material, and the durability of aluminium alloy is good, easily processed into type, cheap, is suitable for
The mass production of outer casing of power supply 1.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (7)
1. a kind of heat radiating type AC-DC power module, it is characterised in that: including outer casing of power supply (1) radiator (2) and bottom plate (3), institute
Outer casing of power supply (1) is stated in the rectangular-shaped of bottom end opening, outer casing of power supply (1) lid closes on bottom plate (3), and radiator (2) includes heat dissipation
Plate (21) and cooling fin (22), the heat sink (21) are the top plate of the outer casing of power supply (1), and the cooling fin (22) is fixed
It is mounted on heat sink (21).
2. heat radiating type AC-DC power module according to claim 1, it is characterised in that: in the side of the bottom plate (3)
Between position be extended outward horizontally so as to form snap-gauge (31), the bottom end of the side plate of outer casing of power supply (1) offers and snap-gauge (31) phase
The card slot (11) matched, when the outer casing of power supply (1) lid closes on the bottom plate (3), the snap-gauge (31) is supported on card slot
(11) in, the bottom of outer casing of power supply (1) is flushed with the lower surface of bottom plate (3).
3. heat radiating type AC-DC power module according to claim 2, it is characterised in that: on bottom plate (3) length direction
The two sides of snap-gauge (31) upwardly extend and be formed with guide plate (32), fixture block (33), power supply are fixed on the outside of guide plate (32)
The position that fixture block (33) is corresponded on the side plate of shell (1) offers card hole (12), and when outer casing of power supply (1), lid is closed on bottom plate (3)
When, the fixture block (33) is inserted into card hole (12).
4. heat radiating type AC-DC power module according to claim 3, it is characterised in that: the fixture block (33) and guide plate
(32) it is an integral structure.
5. heat radiating type AC-DC power module according to claim 1, it is characterised in that: the inside of the outer casing of power supply (1)
It is provided with mounting plate (4), the mounting plate (4) is horizontally supported at the top of bottom plate (3) by IC pin (5).
6. heat radiating type AC-DC power module according to claim 5, it is characterised in that: the mounting plate (4) and heat sink
(21) graphene heat-conducting layer (7) are filled between.
7. heat radiating type AC-DC power module according to claim 1, it is characterised in that: the outer casing of power supply (1) is aluminium conjunction
Golden material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920971847.2U CN209709962U (en) | 2019-06-25 | 2019-06-25 | A kind of heat radiating type AC-DC power module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920971847.2U CN209709962U (en) | 2019-06-25 | 2019-06-25 | A kind of heat radiating type AC-DC power module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209709962U true CN209709962U (en) | 2019-11-29 |
Family
ID=68650926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920971847.2U Active CN209709962U (en) | 2019-06-25 | 2019-06-25 | A kind of heat radiating type AC-DC power module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209709962U (en) |
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2019
- 2019-06-25 CN CN201920971847.2U patent/CN209709962U/en active Active
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