CN205039685U - Frequency converter - Google Patents
Frequency converter Download PDFInfo
- Publication number
- CN205039685U CN205039685U CN201520793797.5U CN201520793797U CN205039685U CN 205039685 U CN205039685 U CN 205039685U CN 201520793797 U CN201520793797 U CN 201520793797U CN 205039685 U CN205039685 U CN 205039685U
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- CN
- China
- Prior art keywords
- radiator
- foot
- circuit board
- frequency converter
- drive circuit
- 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.)
- Expired - Fee Related
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a frequency converter, including epitheca, mesochite, radiator base, mistake line board, wiring lid, form an installation space between epitheca, the mesochite, install control circuit board in this installation space, forming another installation space between mesochite and the radiator base, installing dirver circuit board and power device in this space, the radiator base is equipped with the condenser and dodges the hole, the power device includes at least one module and two at least condensers, just the pin of module passes the dirver circuit board top surface and stretches out the up end to dirver circuit board, radiator base outside is equipped with draw -in groove and screw hole with mesochite assembly usefulness. The utility model discloses lieutenant general's module condenser reasonable layout has not only reduced the excessive pressure that arouses because of stray inductance and has damaged the probability, has still improved components and parts stability, and the inside space usage of frequency converter is more reasonable for its small in size is compact, and the suitability is wider.
Description
Technical field
The utility model relates to a kind of frequency converter.
Background technology
Frequency converter is power supply apparatus conventional in prior art.Containing a large amount of power devices in frequency converter, as IGBT, bus capacitor, rectifier bridge, filter etc.When carrying out structural design to frequency converter, based on the performance of each power device self, the impact between each device to be considered, the ventilation and heat performance of system, the factors such as the reasonable compactedness of structure and installation and maintenance, thus obtain the frequency converter of performance index the best.
But, various frequency converter of the prior art, owing to there is the factors such as many, each device volumes of device are large, when actual design, often do not reach above-mentioned theoretical design requirements, ubiquity volume is large, system configuration is complicated, install the defects such as loaded down with trivial details, this is not only not easy to the production of frequency converter, and the performance of frequency converter is also unreliable, all brings certain impact to the operation and maintenance etc. of its postorder.
Summary of the invention
It is reasonable that technical problem to be solved in the utility model is to provide a kind of topology layout, and system reliability is good, is convenient to the frequency converter of installation and maintenance.
The utility model is achieved through the following technical solutions: a kind of frequency converter, comprises upper casing, mesochite, foot of radiator, crosses line plate, wiring lid, form an installing space, be provided with control circuit board in this installing space between upper casing, mesochite, another installing space is formed between mesochite and foot of radiator, drive circuit board and power device are installed in this space, foot of radiator is provided with capacitor and dodges hole, described power device comprises at least one module and at least two capacitors, described drive circuit board is positioned at the top of foot of radiator, described module is between foot of radiator and drive circuit board, and the pin of described module extend out to drive circuit board upper surface through drive circuit plate top surface, described capacitor to be fixed on drive circuit board and between drive circuit board and foot of radiator, described foot of radiator outside is provided with the draw-in groove and screw hole that assemble with mesochite.
As preferred technical scheme, described module is positioned at foot of radiator center.
As preferred technical scheme, described capacitor is provided with two or more, is arranged in a linear and parallel with the long side direction of foot of radiator between each capacitor.
As preferred technical scheme, described foot of radiator is provided with dodges hole with the electric capacity of capacitor respective amount and width.
As preferred technical scheme, described foot of radiator one end is provided with blower fan, and described blower fan is fixed on foot of radiator by fan guard and screw.
As preferred technical scheme, the end face of described foot of radiator is provided with the support column for fixed drive circuit board, is provided with overhead space between described drive circuit board and foot of radiator end face.
As preferred technical scheme, the top of described upper casing is provided with the guidance panel be connected with described control circuit board.
The beneficial effects of the utility model are: by module capacitors rational deployment in the utility model, not only reduce the excessive pressure damages probability because stray inductance causes, also improve components and parts stability, it is more reasonable that frequency converter inner space uses, make its compact compact, applicability is wider.
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 overall structure schematic diagram of the present utility model;
Fig. 2 is the explosive view of Fig. 1;
Fig. 3 is the structural representation of frequency converter removing upper casing and mesochite in the utility model embodiment;
Fig. 4 is the left view of Fig. 3.
Embodiment
All features disclosed in this specification, or the step in disclosed all methods or process, except mutually exclusive feature and/or step, all can combine by any way.
Arbitrary feature disclosed in this specification (comprising any accessory claim, summary and accompanying drawing), unless specifically stated otherwise, all can be replaced by other equivalences or the alternative features with similar object.That is, unless specifically stated otherwise, each feature is an example in a series of equivalence or similar characteristics.
As Figure 1-4, a kind of frequency converter of the present utility model, comprise upper casing 1, mesochite 2, foot of radiator 3, cross line plate 4, wiring lid 5, upper casing 1, an installing space is formed between mesochite 2, control circuit board 8 is installed in this installing space, another installing space is formed between mesochite 2 and foot of radiator 3, drive circuit board 9 and power device are installed in this space, foot of radiator 3 is provided with capacitor and dodges hole 14, described power device comprises at least one module 10 and at least two capacitors 11, described drive circuit board 9 is positioned at the top of foot of radiator 3, described module 10 is between foot of radiator 3 and drive circuit board 9, and the pin of described module 10 extend out to drive circuit board 9 upper surface through drive circuit board 9 end face, described capacitor 11 to be fixed on drive circuit board 9 and between drive circuit board 9 and foot of radiator 3, described foot of radiator 3 outside is provided with the draw-in groove 12 and screw hole 13 that assemble with mesochite 2.
Wherein, module 10 is positioned at foot of radiator 3 center; Capacitor 11 is provided with two or more, is arranged in a linear and parallel with the long side direction of foot of radiator between each capacitor 11; Foot of radiator 3 is provided with dodges hole 14 with the electric capacity of capacitor respective amount width.
Foot of radiator 3 one end is provided with blower fan 15, and described blower fan 15 is fixed on foot of radiator 3 by fan guard 16 and screw; The end face of foot of radiator 3 is provided with the support column 17 for fixed drive circuit board, is provided with overhead space 18 between described drive circuit board 9 and foot of radiator 3 end face; The top of upper casing is provided with the guidance panel 19 be connected with described control circuit board.
The beneficial effects of the utility model are: by module capacitors rational deployment in the utility model, not only reduce the excessive pressure damages probability because stray inductance causes, also improve components and parts stability, it is more reasonable that frequency converter inner space uses, make its compact compact, applicability is wider.
The above, be only embodiment of the present utility model, but protection range of the present utility model is not limited thereto, and any change of expecting without creative work or replacement, all should be encompassed within protection range of the present utility model.Therefore, the protection range that protection range of the present utility model should limit with claims is as the criterion.
Claims (7)
1. a frequency converter, is characterized in that: comprise upper casing, mesochite, foot of radiator, cross line plate, wiring lid, form an installing space, be provided with control circuit board in this installing space between upper casing, mesochite, another installing space is formed between mesochite and foot of radiator, drive circuit board and power device are installed in this space, foot of radiator is provided with capacitor and dodges hole, described power device comprises at least one module and at least two capacitors, described drive circuit board is positioned at the top of foot of radiator, described module is between foot of radiator and drive circuit board, and the pin of described module extend out to drive circuit board upper surface through drive circuit plate top surface, described capacitor to be fixed on drive circuit board and between drive circuit board and foot of radiator, described foot of radiator outside is provided with the draw-in groove and screw hole that assemble with mesochite.
2. frequency converter according to claim 1, is characterized in that: described module is positioned at foot of radiator center.
3. frequency converter according to claim 1, is characterized in that: described capacitor is provided with two or more, is arranged in a linear and parallel with the long side direction of foot of radiator between each capacitor.
4. frequency converter according to claim 1, is characterized in that: described foot of radiator is provided with dodges hole with the capacitor of capacitor respective amount and width.
5. frequency converter according to claim 4, is characterized in that: described foot of radiator one end is provided with blower fan, and described blower fan is fixed on foot of radiator by fan guard and screw.
6. frequency converter according to claim 1, is characterized in that: the end face of described foot of radiator is provided with the support column for fixed drive circuit board, is provided with overhead space between described drive circuit board and foot of radiator end face.
7. frequency converter according to claim 1, is characterized in that: the top of described upper casing is provided with the guidance panel be connected with described control circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520793797.5U CN205039685U (en) | 2015-10-14 | 2015-10-14 | Frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520793797.5U CN205039685U (en) | 2015-10-14 | 2015-10-14 | Frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205039685U true CN205039685U (en) | 2016-02-17 |
Family
ID=55298554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520793797.5U Expired - Fee Related CN205039685U (en) | 2015-10-14 | 2015-10-14 | Frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205039685U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111836509A (en) * | 2019-04-18 | 2020-10-27 | 威刚科技股份有限公司 | Controller device |
| CN112928897A (en) * | 2019-11-21 | 2021-06-08 | 惠州城市职业学院(惠州商贸旅游高级职业技术学校) | Frequency converter, water pump and constant-pressure water supply system |
| CN109892026B (en) * | 2017-04-24 | 2022-04-26 | 深圳市大疆创新科技有限公司 | Electronic governor and unmanned aerial vehicle |
-
2015
- 2015-10-14 CN CN201520793797.5U patent/CN205039685U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109892026B (en) * | 2017-04-24 | 2022-04-26 | 深圳市大疆创新科技有限公司 | Electronic governor and unmanned aerial vehicle |
| CN111836509A (en) * | 2019-04-18 | 2020-10-27 | 威刚科技股份有限公司 | Controller device |
| CN112928897A (en) * | 2019-11-21 | 2021-06-08 | 惠州城市职业学院(惠州商贸旅游高级职业技术学校) | Frequency converter, water pump and constant-pressure water supply system |
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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: 20160217 Termination date: 20161014 |