CN205883034U - High -frequency switch power supply - Google Patents
High -frequency switch power supply Download PDFInfo
- Publication number
- CN205883034U CN205883034U CN201620847230.6U CN201620847230U CN205883034U CN 205883034 U CN205883034 U CN 205883034U CN 201620847230 U CN201620847230 U CN 201620847230U CN 205883034 U CN205883034 U CN 205883034U
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- CN
- China
- Prior art keywords
- heat sink
- heat
- power device
- device group
- frequency switch
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- 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
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Abstract
The utility model discloses a high -frequency switch power supply, including hollow casing, still include and locate along vertical direction the inside first heating panel that is parallel to each other, second heating panel, the third heating panel of hollow casing, be equipped with transition filter module's first power device group on the first heating panel, on the second heating panel with be equipped with rectifier module's second power device group on the opposite face of first heating panel, the second heating panel with be equipped with transformer module's third power device group on the opposite face of third heating panel, be equipped with low pressure filter module's fourth power device group on the third heating panel, be equipped with the integrated circuit board that each power device group is connected to the electricity in the hollow casing on the back plate. The utility model discloses can strengthen heat -sinking capability when guaranteeing that the inside device of switching power supply does not receive outside impurity to corrode the infringement, better guarantee switching power supply's long -time operation.
Description
Technical field
This utility model relates to electric and electronic technical field, particularly to a kind of high frequency switch power.
Background technology
Power supply be various electronic equipment must obligato ingredient, its performance quality is directly connected to the skill of electronic equipment
Art index and can working safely and reliably.Owing to the internal key components of high frequency switch power is operated in HF switch state,
Power consumption is little, and conversion ratio is high, and volume and weight only has the 20%～30% of linear power supply, therefore it has become the master of regulated power supply at present
Miscarriage product, have a very wide range of applications at industrial circle.The Chinese utility model of Authorization Notice No. CN 205051563 U is special
Profit discloses a kind of high frequency switch power power unit box, including the casing with chamber door, in described casing and cabinet wall
Being provided with the device installation portion of multiple vertical layout, each device installation portion interval is arranged, is additionally provided with wind at the top of described casing
Machine, the dust that this utility model uses blower fan to will be attached on device blows off, and is blown off by dust by the slotted eye being arranged side by side
Inside Cell, it is ensured that the cooling of each device and cleaning effect.But this utility model only leans on the blower fan at top to dispel the heat, and
Each device can not be made to be maintained under rational ambient temperature, it is impossible to ensure the long-play of Switching Power Supply.
Utility model content
The purpose of this utility model is to provide a kind of high frequency switch power, it is possible in place of overcoming the deficiencies in the prior art,
Ensure that Switching Power Supply internal components, not by while foreign matter corrosion attack, strengthens the heat-sinking capability of Switching Power Supply, preferably
Ensure the long-play of Switching Power Supply.
Above-mentioned technical purpose of the present utility model has the technical scheme that
A kind of high frequency switch power, including hollow shell, also includes vertically being located within described hollow shell
The first heat sink of being parallel to each other, the second heat sink, the 3rd heat sink, described first heat sink is provided with transition filtration module
First power device group, on described second heat sink, the opposite face with described first heat sink is provided with the of rectification filtering module
The opposite face of two power device groups, described second heat sink and described 3rd heat sink is provided with the 3rd power of transformer module
Device group, described 3rd heat sink is provided with the 4th power device group of low-voltage filter module, in described hollow shell in back plate
It is provided with the surface-mounted integrated circuit electrically connecting each power device group.
As preferably, described hollow shell side plate is provided with the first heat transfer plate, and described first heat sink is located at described
On one heat transfer plate；Described hollow shell inner bottom surface is provided with the second heat transfer plate, and described second heat transfer is located at by described second heat sink
On plate；Another side plate of described hollow shell is provided with the 3rd heat transfer plate, and described 3rd heat sink is located on described 3rd heat transfer plate.
As preferably, described hollow shell top board is provided with the first fan and the second fan, and described first fan is positioned at shape
Become the surface in primary side region between the first heat sink and the second heat sink；Described second fan is formed at second
The surface in the secondary side region between heat sink and the 3rd heat sink.
As preferably, described hollow shell bottom surface has multiple parallel heat radiation kerve.
As preferably, described hollow shell base plate is provided with multiple heat absorption strip along described heat radiation kerve edge.
As preferably, between the first heat sink and the first power device group, the second heat sink and the second power device group it
Between, between the second heat sink and the 3rd power device group, be equipped with between the 3rd heat sink and the 4th power device group sandwich absolutely
Edge pad, is folded with one layer of Copper Foil in described insulation spacer.
As preferably, described first heat sink, the second heat sink and the 3rd heat sink are equipped with multiple being perpendicular to and dispel the heat
The auxiliary heat dissipation bar of plate outer surface.
As preferably, described second heat sink is additionally provided with the auxiliary heat dissipation thin slice that multi-disc is vertically arranged.
As preferably, described first heat sink, the 3rd heat sink are one-body molded with the auxiliary heat dissipation article on respective heat sink,
Described second heat sink is one-body molded with the auxiliary heat dissipation bar on this heat sink and auxiliary heat dissipation thin slice.
In sum, this utility model has the advantages that
A kind of high frequency switch power, is arranged on as the power device in each module of main pyrotoxin and has high efficiency and heat radiation
On the heat sink of ability, the heat part that the power device that heat sink absorbs produces directly by fan wind from device surface band
Walking, a part is quickly disseminated to surrounding space, by top by the auxiliary heat dissipation bar arranged on heat sink with auxiliary heat dissipation thin slice
Fan wind heat energy is delivered to bottom hollow shell and is discharged by multiple heat radiation kerves, another part by hollow shell with dissipate
Heat transfer plate between hot plate is discharged, and multiple heat absorption strips that heat radiation kerve edge is arranged can quickly absorb the heat energy delivering to bottom, keeps away
Exempt from caloric value bigger than normal time the phenomenon of heat energy backflow infringement device that fails to shed in time；Hollow shell only has the heat radiation end in bottom
Groove, fan wind formed wind power energy stop foreign intrusion, prevent internal components damaged, corrosion；Heat sink and power
Being provided with sandwich insulation spacer between device group, Copper Foil therein, as electrostatic screen layer, is greatly reduced power device group and heat radiation
Field coupling between plate, improves the ability of the anti-electromagnetic disturbance of Switching Power Supply.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model one embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawings and preferably the utility model is described in more detail for scheme.
This specific embodiment is only that it is not to restriction of the present utility model, ability to explanation of the present utility model
The present embodiment can be made after reading this specification by field technique personnel as required does not has the amendment of creative contribution, but
As long as all being protected by Patent Law in right of the present utility model.
Embodiment: a kind of high frequency switch power, including hollow shell 1, also includes vertically being located at described hollow shell
First heat sink the 2, second heat sink the 3, the 3rd heat sink 4 being parallel to each other within body 1, described first heat sink 2 is provided with
First power device group A of transition filtration module, described second heat sink 3 is provided with the opposite face of described first heat sink 2
Second power device group B of rectification filtering module, described second heat sink 3 is provided with the opposite face of described 3rd heat sink 4
3rd power device group C of transformer module, described 3rd heat sink 4 is provided with the 4th power device group of low-voltage filter module
D, after described hollow shell 1, medial surface is provided with the surface-mounted integrated circuit 5 electrically connecting each power device group, described surface-mounted integrated circuit 5
It is provided with other electric component group E of non-power device.Power device in each module is the main pyrotoxin of Switching Power Supply, will
It is directly arranged on the heat sink vertically placed that polylith is parallel to each other by group, has at regular intervals between heat sink, and first dissipates
Form primary side region P between hot plate 2 and the second heat sink 3, between the second heat sink 3 and the 3rd heat sink 4, form secondary side
Region S, described hollow shell 1 inner top surface is provided with the first fan 61 and the second fan 62, and described first fan 61 is positioned at formation
The surface of the primary side region P between the first heat sink 2 and the second heat sink 3；Described second fan 62 is formed at
The surface of the secondary side region S between the second heat sink 3 and the 3rd heat sink 4, the first power device group A and the second power device
Part group B extends in the P of primary side region in the horizontal direction, and the 3rd power device group C and the 4th power device group D are in the horizontal direction
Extending in the S of secondary side region, the power device with same group of the power device between group and group has certain each other
Spacing and misplace the most overlapping the most successively, makes directly to contact every power device from the fan wind of top, thus protects
Demonstrate,prove the heat on every power device or surface impurity can be carried away by the wind.
Further, described hollow shell 1 side plate is provided with the first heat transfer plate 11, and institute is located at by described first heat sink 2
State on the first heat transfer plate 11；Described hollow shell 1 inner bottom surface is provided with the second heat transfer plate 12, and institute is located at by described second heat sink 3
State on the second heat transfer plate 12；Described another side plate of hollow shell 1 is provided with the 3rd heat transfer plate 13, and described 3rd heat sink 4 is located at
On described 3rd heat transfer plate 13, the material of each heat transfer plate is copper；Described first heat sink the 2, second heat sink 3 and the 3rd heat sink
Multiple auxiliary heat dissipation bar 7 being perpendicular to heat sink outer surface it is equipped with on 4.The heat part that power device produces is directly by wind
Pectinid is taken away from device surface, and heat is diffused to surrounding space by the auxiliary heat dissipation bar 7 on heat sink by a part, then by wind
Pectinid is taken away, and remainder is transferred to housing by the heat transfer plate between heat sink and housing and takes away；On second heat sink 3 due to
Being provided with the second power device group B and these two groups of power device groups of the 3rd power device group C, the heat produced about is bigger,
Therefore on described second heat sink 3, be additionally provided with the auxiliary heat dissipation thin slice 9 that multi-disc is vertically arranged, adjacent auxiliary heat dissipation thin slice 9 it
Between gap be parallel to the wind direction of fan wind, increase radiating rate and the efficiency in the second heat sink 3 region further.
Further, described hollow shell 1 bottom surface has multiple parallel heat radiation kerve 14, described hollow shell 1
It is provided with multiple heat absorption strip 15, heat radiation kerve 14 flute length and hollow shell 1 width phase along described heat radiation kerve 14 edge on inner bottom surface
Adapt to, be located at the most side by side on housing bottom surface, fan wind carry and lower heat major part can be directly over heat radiation kerve
14 discharge；The heat energy that fraction fails to arrive in heat radiation kerve region is quick by the heat absorption strip 15 along the setting of heat radiation kerve 14 edge
Absorbing, this partial heat energy major part is directly discharged by hollow shell 1, and fraction is disseminated to dispel the heat kerve 14 by fan wind band
Go out, reduce heat conduction efficiency by preventing heat energy from refluxing, damage device.
Surface-mounted integrated circuit 5 and other electric component group E of non-power device thereon are sent out calorimetric to compare power device relatively low,
Directly can meet cooling requirements by the heat transfer of hollow shell 1.
Between first heat sink 2 and the first power device group A, between the second heat sink 3 and the second power device group B,
Between two heat sinks 3 and the 3rd power device group C, between the 3rd heat sink 4 and the 4th power device group D, it is equipped with sandwich insulation
Pad 8, is folded with one layer of Copper Foil in described insulation spacer 8.Copper Foil, as electrostatic screen layer, is greatly reduced power device group and dissipates
Field coupling between hot plate, improves the ability of the anti-electromagnetic disturbance of Switching Power Supply.
Claims (9)
1. a high frequency switch power, including hollow shell (1), it is characterised in that: also include vertically being located at described sky
First heat sink (2) being parallel to each other of heart housing (1) inside, the second heat sink (3), the 3rd heat sink (4), described first dissipates
Hot plate (2) is provided with the first power device group (A) of transition filtration module, and described second heat sink (3) is upper to be dissipated with described first
The opposite face of hot plate (2) is provided with the second power device group (B) of rectification filtering module, and described second heat sink (3) is with described
The opposite face of the 3rd heat sink (4) is provided with the 3rd power device group (C) of transformer module, on described 3rd heat sink (4)
Being provided with the 4th power device group (D) of low-voltage filter module, described hollow shell (1) interior back plate is provided with each power device of electrical connection
The surface-mounted integrated circuit (5) of part group.
A kind of high frequency switch power the most according to claim 1, it is characterised in that: on described hollow shell (1) side plate
Being provided with the first heat transfer plate (11), described first heat sink (2) is located on described first heat transfer plate (11)；Described hollow shell (1)
Inner bottom surface is provided with the second heat transfer plate (12), and described second heat sink (3) is located on described second heat transfer plate (12)；Described hollow
Housing (1) another side plate is provided with the 3rd heat transfer plate (13), and described 3rd heat transfer plate (13) is located at by described 3rd heat sink (4)
On.
A kind of high frequency switch power the most according to claim 1, it is characterised in that: set on described hollow shell (1) top board
Having the first fan (61) and the second fan (62), described first fan (61) is formed at the first heat sink (2) and dissipates with second
The surface in the primary side region (P) between hot plate (3)；Described second fan (62) be formed at the second heat sink (3) with
The surface in the secondary side region (S) between the 3rd heat sink (4).
A kind of high frequency switch power the most according to claim 1, it is characterised in that: open on described hollow shell (1) bottom surface
There is multiple parallel heat radiation kerve (14).
A kind of high frequency switch power the most according to claim 4, it is characterised in that: edge on described hollow shell (1) base plate
Described heat radiation kerve (14) edge is provided with multiple heat absorption strip (15).
A kind of high frequency switch power the most according to claim 1, it is characterised in that: the first heat sink (2) and the first power
Between device group (A), between the second heat sink (3) and the second power device group (B), the second heat sink (3) and the 3rd power device
Be equipped with sandwich insulation spacer (8) between part group (C), between the 3rd heat sink (4) and the 4th power device group (D), described absolutely
Edge pad (8) is folded with one layer of Copper Foil.
A kind of high frequency switch power the most according to claim 1, it is characterised in that: described first heat sink (2), second dissipate
It is equipped with multiple auxiliary heat dissipation article (7) being perpendicular to heat sink outer surface on hot plate (3) and the 3rd heat sink (4).
A kind of high frequency switch power the most according to claim 7, it is characterised in that: also set on described second heat sink (3)
There is the auxiliary heat dissipation thin slice (9) that multi-disc is vertically arranged.
A kind of high frequency switch power the most according to claim 8, it is characterised in that: described first heat sink (2), the 3rd dissipate
Hot plate (4) is one-body molded with the auxiliary heat dissipation bar (7) on respective heat sink, on described second heat sink (3) and this heat sink
Auxiliary heat dissipation bar (7) and auxiliary heat dissipation thin slice are one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620847230.6U CN205883034U (en) | 2016-08-08 | 2016-08-08 | High -frequency switch power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620847230.6U CN205883034U (en) | 2016-08-08 | 2016-08-08 | High -frequency switch power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205883034U true CN205883034U (en) | 2017-01-11 |
Family
ID=57701613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620847230.6U Expired - Fee Related CN205883034U (en) | 2016-08-08 | 2016-08-08 | High -frequency switch power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205883034U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108311473A (en) * | 2018-04-04 | 2018-07-24 | 湖州旭源电气科技有限公司 | A kind of auto parts and components production cleaning equipment |
-
2016
- 2016-08-08 CN CN201620847230.6U patent/CN205883034U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108311473A (en) * | 2018-04-04 | 2018-07-24 | 湖州旭源电气科技有限公司 | A kind of auto parts and components production cleaning equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20170808 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |