CN204145276U - A kind of radiating structure of frequency converter - Google Patents
A kind of radiating structure of frequency converter Download PDFInfo
- Publication number
- CN204145276U CN204145276U CN201420660748.XU CN201420660748U CN204145276U CN 204145276 U CN204145276 U CN 204145276U CN 201420660748 U CN201420660748 U CN 201420660748U CN 204145276 U CN204145276 U CN 204145276U
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- CN
- China
- Prior art keywords
- cooling base
- frequency converter
- thermal vias
- cooling
- draft chamber
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of radiating structure of frequency converter, for dispelling the heat to the components and parts on the circuit board of frequency converter, described radiating structure of frequency converter comprises the cooling base for mounting circuit boards, be located at the multiple thermal vias arranged in cooling base and along this cooling base length direction, be located in cooling base and the draft chamber be connected with thermal vias, and be dismountablely installed on cooling base end and the radiator fan corresponding with thermal vias.The utility model by being provided with thermal vias and draft chamber in cooling base, radiator fan is provided with in the end of cooling base, forced air cooling is carried out on the one hand by radiator fan, cooling air forms eddy current by draft chamber again, greatly improve the flowing velocity of cooling air in thermal vias, improve radiating efficiency, simultaneously structure simple, be convenient to processing.
Description
Technical field
The utility model relates to radiator structure technical field, more particularly, and particularly a kind of radiating structure of frequency converter.
Background technology
Frequency converter is as the core of frequency conversion speed-adjusting system, more and more applied at industrial control field, the high frequency of its core component electronic module, high pressure, high speed and integrated circuit height densification, caloric value in electronic device unit volume is increased sharply, the general work temperature of electronic device is-5 DEG C ~+65 DEG C, and exceed this scope, the performance of electronic device significantly declines, directly affects the steady operation of frequency converter, thus, radiating efficiency is high, volume is little, processing cost is low is one of direction of radiator structure development.
Because aluminium alloy has light weight, the radiator structure majority of traditional frequency conversion device adopts aluminium alloy to do substrate and fin, the thermal source such as IGBT module and inversion module is fixed on the substrate of radiator structure, the heat that thermal source gives out is transmitted to fin by substrate, forced air cooling heat radiation is carried out again via fin, shed by heat outside frequency converter, its conduction of velocity limits the service efficiency of radiator structure fin.
Utility model content
The purpose of this utility model is to provide a kind of radiating efficiency high and the simple radiating structure of frequency converter of structure.
In order to achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of radiating structure of frequency converter, for dispelling the heat to the components and parts on the circuit board of frequency converter, described radiating structure of frequency converter comprises the cooling base for mounting circuit boards, be located at the multiple thermal vias arranged in cooling base and along this cooling base length direction, be located in cooling base and the draft chamber be connected with thermal vias, and be dismountablely installed on cooling base end and the radiator fan corresponding with thermal vias.
Preferably, the one side that described circuit board contacts with cooling base is provided with at least one electric capacity, and described cooling base is provided with the through hole matched with electric capacity, and described draft chamber and radiator fan lay respectively at the two ends of through hole.
Preferably, described draft chamber is square structure, and the draft chamber of this square structure is connected with at least two thermal vias.
Preferably, described thermal vias is rectangle thermal vias.
Preferably, described radiator fan is installed on the end of cooling base by hold-down screw.
Compared with prior art, the utility model has the advantage of: the utility model by being provided with thermal vias and draft chamber in cooling base, radiator fan is provided with in the end of cooling base, forced air cooling is carried out on the one hand by radiator fan, cooling air forms eddy current by draft chamber again, greatly improve the flowing velocity of cooling air in thermal vias, improve radiating efficiency, simultaneously structure simple, be convenient to processing.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the stereogram of radiating structure of frequency converter described in the utility model.
Fig. 2 is the internal structure schematic diagram of radiating structure of frequency converter described in the utility model.
Fig. 3 is the stereogram after radiating structure of frequency converter described in the utility model and circuit board, radiator fan are installed.
Description of reference numerals: 1, cooling base, 2, thermal vias, 3, through hole, 4, draft chamber, 5, circuit board, 6, radiator fan.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection range of the present utility model.
Consult shown in Fig. 1 to Fig. 3, a kind of radiating structure of frequency converter that the utility model provides, for dispelling the heat to the components and parts on the circuit board 5 of frequency converter, described radiating structure of frequency converter comprises the cooling base 1 for mounting circuit boards 5, be located at the multiple thermal vias 2 arranged in cooling base 1 and along this cooling base 1 length direction, be located in the cooling base 1 and draft chamber 4 be connected with thermal vias 2, and be dismountablely installed on cooling base 1 end and the radiator fan 6 corresponding with thermal vias 2.
The operation principle of radiating structure of frequency converter of the present utility model is: by being provided with thermal vias 2 and draft chamber 4 in cooling base 1, radiator fan 6 is provided with in the end of cooling base 1, forced air cooling is carried out on the one hand by radiator fan 6, cooling air forms eddy current by draft chamber 4 again, greatly improve the flowing velocity of cooling air in thermal vias, improve radiating efficiency, simultaneously structure simple, be convenient to processing.
Concrete, the one side that circuit board 5 in the utility model contacts with cooling base 1 is provided with at least one electric capacity (not shown), described cooling base 1 is provided with the through hole 3 matched with electric capacity, and draft chamber 4 and radiator fan 6 lay respectively at the two ends of through hole 3, that is, the cold wind that forces of radiator fan 6 first partly enters formation eddy current in draft chamber 4 by thermal vias 2 again, more improves the flowing velocity of wind, further improves radiating effect.
As preferably, the draft chamber 4 in the utility model is square structure, and the draft chamber of this square structure is connected with at least two thermal vias 2.
As preferably, the thermal vias 2 in the utility model is rectangle thermal vias, can increase area of dissipation like this, and meanwhile, the long limit of rectangle thermal vias can be set to the irregular structures such as arc, can further increase area of dissipation and radiating effect like this.
As preferably, the radiator fan 6 in the utility model is installed on the end of cooling base 1 by hold-down screw, other modes also can be adopted to be arranged on the end of cooling base 1 and not affect enforcement of the present utility model.
Although describe execution mode of the present utility model by reference to the accompanying drawings; but patent owner can make various distortion or amendment within the scope of the appended claims; as long as be no more than the protection range described by claim of the present utility model, all should within protection range of the present utility model.
Claims (5)
1. a radiating structure of frequency converter, dispel the heat for the components and parts on the circuit board (5) to frequency converter, it is characterized in that, described radiating structure of frequency converter comprises the cooling base (1) for mounting circuit boards (5), be located at the multiple thermal vias (2) arranged in cooling base (1) and along this cooling base (1) length direction, be located in cooling base (1) and the draft chamber (4) be connected with thermal vias (2), and be dismountablely installed on cooling base (1) end and the radiator fan (6) corresponding with thermal vias (2).
2. radiating structure of frequency converter according to claim 1, it is characterized in that, the one side that described circuit board (5) contacts with cooling base (1) is provided with at least one electric capacity, described cooling base (1) is provided with the through hole (3) matched with electric capacity, and described draft chamber (4) and radiator fan (6) lay respectively at the two ends of through hole (3).
3. radiating structure of frequency converter according to claim 1 and 2, is characterized in that, described draft chamber (4) are square structure, and the draft chamber of this square structure is connected with at least two thermal vias (2).
4. radiating structure of frequency converter according to claim 1 and 2, is characterized in that, described thermal vias (2) is rectangle thermal vias.
5. radiating structure of frequency converter according to claim 1 and 2, is characterized in that, described radiator fan (6) is installed on the end of cooling base (1) by hold-down screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420660748.XU CN204145276U (en) | 2014-11-06 | 2014-11-06 | A kind of radiating structure of frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420660748.XU CN204145276U (en) | 2014-11-06 | 2014-11-06 | A kind of radiating structure of frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204145276U true CN204145276U (en) | 2015-02-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420660748.XU Expired - Fee Related CN204145276U (en) | 2014-11-06 | 2014-11-06 | A kind of radiating structure of frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204145276U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105407691A (en) * | 2015-12-04 | 2016-03-16 | 浙江佳乐科仪股份有限公司 | Frequency converter internal radiating system |
| CN107072110A (en) * | 2017-01-09 | 2017-08-18 | 四川埃姆克伺服科技有限公司 | A kind of wall-penetrating type radiating subassembly for servo-driver |
| CN109104849A (en) * | 2018-09-22 | 2018-12-28 | 中国矿业大学 | A kind of culvert type cooling mechanism that controller is novel |
-
2014
- 2014-11-06 CN CN201420660748.XU patent/CN204145276U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105407691A (en) * | 2015-12-04 | 2016-03-16 | 浙江佳乐科仪股份有限公司 | Frequency converter internal radiating system |
| CN107072110A (en) * | 2017-01-09 | 2017-08-18 | 四川埃姆克伺服科技有限公司 | A kind of wall-penetrating type radiating subassembly for servo-driver |
| CN107072110B (en) * | 2017-01-09 | 2023-07-25 | 四川埃姆克伺服科技有限公司 | Wall-penetrating type heat dissipation assembly for servo driver |
| CN109104849A (en) * | 2018-09-22 | 2018-12-28 | 中国矿业大学 | A kind of culvert type cooling mechanism that controller is novel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 Termination date: 20181106 |