CN204696937U - Frequency converter assembly - Google Patents
Frequency converter assembly Download PDFInfo
- Publication number
- CN204696937U CN204696937U CN201520424460.7U CN201520424460U CN204696937U CN 204696937 U CN204696937 U CN 204696937U CN 201520424460 U CN201520424460 U CN 201520424460U CN 204696937 U CN204696937 U CN 204696937U
- Authority
- CN
- China
- Prior art keywords
- heat dissipation
- wind channel
- dissipation wind
- mounting box
- busbar
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a kind of frequency converter assembly, comprise IPM power model, busbar and electric capacity, electric capacity and IPM power model are corresponding with busbar to be respectively connected, also comprise heat dissipation wind channel, connecting plate, mounting box and fixed block, mounting box is connected with heat dissipation wind channel by connecting plate, heat dissipation wind channel is provided with louvre, fixed block is fixedly connected on heat dissipation wind channel sidewall, the terminals of IPM power model are connected on fixed block, and the radiating end of IPM power model stretches in heat dissipation wind channel by louvre, in mounting box, layering is provided with some dividing plates, the inner chamber of mounting box is separated to form some mounting grooves by dividing plate, electric capacity is placed in mounting groove, busbar is placed between heat dissipation wind channel and mounting box, and one end of busbar is fixedly connected with the upper surface of mounting box.In the utility model, heat dissipation wind channel vertically upward improves the radiating efficiency of IPM power model, and the installation site of busbar and electric capacity is near IPM power model, and compact conformation, reduces stray inductance.
Description
Technical field:
The utility model relates to a kind of frequency converter assembly, and it belongs to air blast technical field.
Background technology:
Frequency converter in 300kW magnetic suspension air blower belongs to high-power (300kW) (600Hz) frequency converter at a high speed, and it needs when designing to consider: the heat radiation (temperature of power device directly affects its life and reliability) of (1) power device; (2) the connection stress (stress can directly cause power device mortality to be damaged) of power device; (3) distributed capacitance and stray inductance (affecting electric property and the operational efficiency of equipment).
The structure of this series products existing generally has following a few class defect: one, volume is excessive; Two, assembling is too complicated; Three, cooling cost is too high; Four, the design of power model junction is unreasonable, has stress, affects electric property.
Therefore, necessary the deficiency solving prior art is improved to prior art.
Utility model content:
The utility model provides a kind of frequency converter assembly to solve above-mentioned prior art existing problems.
The technical scheme that the utility model adopts has: a kind of frequency converter assembly, comprise IPM power model busbar and electric capacity, described electric capacity and IPM power model are corresponding with busbar to be respectively connected, it also comprises heat dissipation wind channel, connecting plate, mounting box and fixed block, described mounting box is fixedly connected with heat dissipation wind channel by connecting plate, described heat dissipation wind channel is provided with louvre, fixed block is fixedly connected on heat dissipation wind channel sidewall, and be positioned at below louvre, the terminals of described IPM power model are fixedly connected on fixed block, and the radiating end of IPM power model stretches in heat dissipation wind channel by louvre, in described mounting box, layering is provided with some dividing plates, the inner chamber of mounting box is separated to form some mounting grooves by described dividing plate, electric capacity is placed in mounting groove, described busbar is placed between heat dissipation wind channel and mounting box, and one end of busbar is fixedly connected with the upper surface of mounting box, described connecting plate is provided with some waist-shaped holes.
Further, described fixed block is provided with slot, and the sidewall of fixed block is provided with the collet threaded hole connected with described slot.
Further, the sidewall of described heat dissipation wind channel is provided with handle.
The utility model has following beneficial effect: in the utility model, heat dissipation wind channel vertically upward improves the radiating efficiency of IPM power model, and the installation site of busbar and electric capacity is near IPM power model, and compact conformation, reduces stray inductance.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the utility model frequency converter assembly.
Fig. 2 is another structural representation of the utility model frequency converter assembly.
Fig. 3 is mounting box structural representation in the utility model frequency converter assembly.
Fig. 4 is connecting board structure schematic diagram in the utility model frequency converter assembly.
Wherein:
1-IPM power model; 2-busbar; 3-electric capacity; 4-heat dissipation wind channel; 5-connecting plate; 6-mounting box; 7-fixed block; 41-louvre; 42-handle; 51-waist-shaped hole; 61-dividing plate; 62-mounting groove.
Embodiment:
Below in conjunction with accompanying drawing, the utility model is further described.
Please refer to Fig. 1 to Fig. 4, the utility model frequency converter assembly comprises IPM power model 1, busbar 2 and electric capacity 3, and electric capacity 3 and IPM power model 1 are corresponding with busbar 2 to be respectively connected.
In the big-power transducer of magnetic suspension air blower power device generate heat the temperature that causes too high be a large difficult point, the temperature rising of power device can cause the decline of the current capacity of electronic device and the decline in life-span.The utility model is for overcoming this defect, IPM power model 1 is fixedly connected on heat dissipation wind channel 4, heat dissipation wind channel 4 is cuboid structure, without the resistance reducing air channel that turns round, the sidewall of heat dissipation wind channel 4 is provided with louvre 41, IPM power model 1 is fixedly connected on the sidewall of heat dissipation wind channel 4, and the radiating end of IPM power model 1 is stretched in heat dissipation wind channel 4 by louvre 41.
The terminals of IPM power model 1 generally have requirement for bearing capacity, and bearing capacity often makes device impaired more than IPM power model tolerance range, thus cause IPM power model in use to occur explosion accident.The utility model is on the sidewall of heat dissipation wind channel 4 and be positioned at below louvre 41 and be fixedly connected with fixed block 7, this fixed block 7 is provided with slot (not marking in figure), and fixed block 7 sidewall is provided with the collet threaded hole (not marking in figure) connected with slot.The terminals of IPM power model 1 are plugged in the slot of fixed block 7, by being screwed into screw in collet threaded hole, are pushed against by the terminals of IPM power model in fixed block 7 slot.The terminals of IPM power model use fixed block 7 to fix, and reduce the bearing capacity of IPM power model terminals.
The mode such as copper bar, cable conventional in electric power transfer in the big-power transducer of magnetic suspension air blower connects, all there is stray inductance and distributed capacitance in which, and stray inductance and distributed capacitance often play some negative effects to the work of electronic component.For overcoming this defect, in the utility model, busbar 2 and electric capacity 3 are arranged on the position near IPM power model 1, for convenience of installing electric capacity 3, mounting box 6 is provided with in heat dissipation wind channel 4 side, this mounting box 6 is fixedly connected with heat dissipation wind channel 4 by connecting plate 5, and leaves assemblage gap between mounting box 6 and heat dissipation wind channel 4.In mounting box 6, layering is provided with some dividing plates 61, mounting box 6 is separated to form some mounting grooves 62 by dividing plate 61, electric capacity 3 is placed in mounting groove 62, the electric shock of electric capacity 3 is corresponding with busbar 2 to be connected, busbar 2 is placed in the assemblage gap between heat dissipation wind channel 4 and mounting box 6, and one end of busbar 2 is fixedly connected with the upper surface of mounting box 6.The utility model is installed for convenience of the busbar 2 of different model, and the assemblage gap size between mounting box 6 and heat dissipation wind channel 4 is adjustable, for realizing this function, connecting plate 5 is provided with some waist-shaped holes 51.Busbar 2, electric capacity 3 and IPM power model 1 are fixedly mounted by overlapped way, compact conformation, the stray electrical sensibility reciprocal in circuit can be effectively reduced, reduce to connect the stray inductance caused between IPM power model, busbar and electric capacity.
For convenience of carrying the utility model structure, the sidewall of heat dissipation wind channel 4 is provided with handle 42.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art, can also make some improvement under the prerequisite not departing from the utility model principle, these improvement also should be considered as protection range of the present utility model.
Claims (3)
1. a frequency converter assembly, comprise IPM power model (1), busbar (2) and electric capacity (3), described electric capacity (3) and IPM power model (1) are corresponding with busbar (2) to be respectively connected, it is characterized in that: also comprise heat dissipation wind channel (4), connecting plate (5), mounting box (6) and fixed block (7), described mounting box (6) is fixedly connected with heat dissipation wind channel (4) by connecting plate (5), described heat dissipation wind channel (4) is provided with louvre (41), fixed block (7) is fixedly connected on heat dissipation wind channel (4) sidewall, and be positioned at louvre (41) below, the terminals of described IPM power model (1) are fixedly connected on fixed block (7), and the radiating end of IPM power model (1) stretches in heat dissipation wind channel (4) by louvre (41), described mounting box (6) interior layering is provided with some dividing plates (61), the inner chamber of mounting box (6) is separated to form some mounting grooves (62) by described dividing plate (61), electric capacity (3) is placed in mounting groove (62), described busbar (2) is placed between heat dissipation wind channel (4) and mounting box (6), and one end of busbar (2) is fixedly connected with the upper surface of mounting box (6), described connecting plate (5) is provided with some waist-shaped holes (51).
2. frequency converter assembly as claimed in claim 1, is characterized in that: described fixed block (7) is provided with slot, the sidewall of fixed block (7) is provided with the collet threaded hole connected with described slot.
3. frequency converter assembly as claimed in claim 1, is characterized in that: the sidewall of described heat dissipation wind channel (4) is provided with handle (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424460.7U CN204696937U (en) | 2015-06-18 | 2015-06-18 | Frequency converter assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424460.7U CN204696937U (en) | 2015-06-18 | 2015-06-18 | Frequency converter assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204696937U true CN204696937U (en) | 2015-10-07 |
Family
ID=54237186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520424460.7U Withdrawn - After Issue CN204696937U (en) | 2015-06-18 | 2015-06-18 | Frequency converter assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204696937U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104967331A (en) * | 2015-06-18 | 2015-10-07 | 南京磁谷科技有限公司 | Frequency converter assembly |
| CN109718497A (en) * | 2019-02-25 | 2019-05-07 | 志纳电器有限公司 | A kind of fire pump automatic detecting control equipment |
-
2015
- 2015-06-18 CN CN201520424460.7U patent/CN204696937U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104967331A (en) * | 2015-06-18 | 2015-10-07 | 南京磁谷科技有限公司 | Frequency converter assembly |
| CN104967331B (en) * | 2015-06-18 | 2017-07-14 | 南京磁谷科技有限公司 | Frequency converter assembly |
| CN109718497A (en) * | 2019-02-25 | 2019-05-07 | 志纳电器有限公司 | A kind of fire pump automatic detecting control equipment |
| CN109718497B (en) * | 2019-02-25 | 2024-01-23 | 志纳电器有限公司 | Automatic inspection control equipment of fire pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204696937U (en) | Frequency converter assembly | |
| CN203690225U (en) | Interpolar heat dissipation device for direct current molded case circuit breaker | |
| CN203457036U (en) | Frequency converter | |
| CN104967331A (en) | Frequency converter assembly | |
| CN102427626A (en) | Large power induction cooker power controller | |
| CN213244699U (en) | Shock-absorbing structure for circuit board installation | |
| CN202043029U (en) | Miniature frequency converter with large power | |
| CN204425175U (en) | High voltage transducer power unit | |
| CN202750019U (en) | Static reactive generator power unit structure | |
| CN104993714A (en) | Frequency converter assembly | |
| CN204696938U (en) | A kind of frequency converter assembly | |
| CN204046403U (en) | Based on the wind cooling power unit of IGBT | |
| CN204408172U (en) | A kind of component arrangement structure of modular power unit | |
| CN204615676U (en) | A kind of high-performance converter module | |
| CN204696905U (en) | The electronic device mounting structure of frequency converter | |
| CN203799875U (en) | Super-capacitor with oversize current capability | |
| CN206947093U (en) | A kind of transformer lightning protection device | |
| CN204859743U (en) | Practice thrift double -deck PCB board subassembly in space | |
| CN204947885U (en) | Power module of converter | |
| CN203368302U (en) | Power unit of high-voltage frequency converter | |
| CN205177554U (en) | Take water -cooling reactor of curb plate | |
| CN204696902U (en) | Transducer power device blocks | |
| CN203800801U (en) | Power drive device | |
| CN204068668U (en) | Based on the power cell of IGBT | |
| CN205177557U (en) | Take reactor water -cooling board of curb plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151007 Effective date of abandoning: 20170714 |