CN106787625A - A kind of switching power converter of three-phase four - Google Patents
A kind of switching power converter of three-phase four Download PDFInfo
- Publication number
- CN106787625A CN106787625A CN201611239534.5A CN201611239534A CN106787625A CN 106787625 A CN106787625 A CN 106787625A CN 201611239534 A CN201611239534 A CN 201611239534A CN 106787625 A CN106787625 A CN 106787625A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- phase
- bar
- fixed pin
- shell
- 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.)
- Pending
Links
- 238000009423 ventilation Methods 0.000 claims abstract description 7
- 230000002093 peripheral Effects 0.000 claims description 5
- 241000255925 Diptera Species 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/303—Bases or feet
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
Abstract
The invention discloses a kind of switching power converter of three-phase four, including cabinet, three phase power module and controller, the three phase power module and controller are in cabinet, the cabinet is made up of shell body and inner housing, air vent is respectively equipped with shell body and inner housing, some ventilation fans are additionally provided with the cavity between shell body and inner housing；The disposed at air vent of the shell body is additionally provided with fly net；The bottom of the cabinet is additionally provided with mobile device, mobile device includes supporting leg, cross bar portion, universal wheel, fixed pin and left regulation wheel, the supporting leg is fixedly connected with bottom of cabinet bulk, and the lower end of supporting leg is provided with cross bar portion, and cross bar portion bottom is respectively arranged at two ends with universal wheel and fixed pin；The fixed pin is spun and through cross bar portion with cross bar portion by screw thread, and the part that fixed pin is located above cross bar portion is also connected with left regulation wheel by screw thread, and the length of fixed pin can be adjusted by left regulation wheel.
Description
Technical field
The present invention relates to electric power instrument field, more particularly to a kind of switching power converter of three-phase four.
Background technology
Wind generating technology has obtained quick development in China in recent years, and the capacity of separate unit blower fan also becomes increasingly
Greatly, also accordingly lifting simultaneously constantly develops matched Converter Capacity towards the direction of high power density.
The core cell of current transformer is the power based on insulated gate bipolar transistor/integrated gate commutated thyristor design
Module, its peripheral system includes the filter circuit, protection circuit, bus-bar system, cooling system, the control that are made around power model
The structure such as system and cabinet.Current current transformer, mainly carries out peripheral system design with power model as unit, designs work
Work amount is big, and the cycle is long, and the interface relationship complexity between power model and peripheral system, and the power mould of different manufacturer productions
Block is difficult to unify on interface, causes the selection unification of power model, single so as to determine current transformer design direction.
The content of the invention
The invention aims to solve shortcoming present in prior art, and the switch power of a kind of three-phase four for proposing
Current transformer.
To achieve these goals, present invention employs following technical scheme：
A kind of switching power converter of three-phase four, including cabinet, three phase power module and controller, the three phase power module and
In cabinet, the cabinet is made up of controller shell body and inner housing, and air vent is respectively equipped with shell body and inner housing,
Some ventilation fans are additionally provided with cavity between shell body and inner housing；The disposed at air vent of the shell body is additionally provided with fly net；
The bottom of the cabinet is additionally provided with mobile device, and mobile device includes supporting leg, cross bar portion, universal wheel, fixed pin and tune
Section wheel, the supporting leg is fixedly connected with bottom of cabinet bulk, and the lower end of supporting leg is provided with cross bar portion, and cross bar portion bottom two ends set respectively
There are universal wheel and fixed pin；The fixed pin is spun and through cross bar portion with cross bar portion by screw thread, and fixed pin is located at cross bar portion
The part of top is also connected with left regulation wheel by screw thread, and the length of fixed pin can be adjusted by left regulation wheel.
Preferably, two guide rails are provided with inside the cabinet, are respectively used to that three phase power module and controller are installed, it is described
Three phase power module and controller can be slided on guide rail.
Preferably, the cabinet is provided with ac bus interface and dc bus interface, three phase power module respectively with friendship
Stream bus interface and/or the electrical connection of dc bus interface, are used to by ac bus interface and/or dc bus interface and periphery
System or other power cabinets are electrically connected.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, when the switching power converter of three-phase four works, ventilation fan is rotated, and accelerates the air circulation in cabinet, is prevented in cabinet
Electronic unit trigger failure because operating temperature is too high.
2nd, the disposed at air vent of shell body is additionally provided with fly net, for preventing mosquito or other finely ground particles from entering in cabinet
Portion, triggers damage parts.
3rd, in mobile cabinet, fixed pin is screwed on by left regulation wheel, universal wheel is contacted ground, you can easily by cabinet
It is moved to specified location；After being moved to specified location, fixed pin is screwed off by left regulation wheel, make to fix pin and be supported on ground, it is universal
Wheel is hanging, you can complete the fixation to cabinet.
4th, three phase power module and controller pass through guide rails assembling in cabinet using drawer push-and-pull structure, give three-phase work(
The maintenance work of rate module and controller provides convenient.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the switching power converter of three-phase four proposed by the present invention；
Fig. 2 is the guide rail structure schematic diagram in the switching power converter of a kind of three-phase four proposed by the present invention；
Fig. 3 is the structural representation of air interchanger in the switching power converter of a kind of three-phase four proposed by the present invention.
In figure：1st, shell body, 2, inner housing, 3, three phase power module, 4, controller, 5, ac bus interface, 6, direct current
Bus interface, 7, air vent, 8, ventilation fan, 9, supporting leg, 10, cross bar portion, 11, universal wheel, 12, fixed pin, 13, left regulation wheel,
14th, guide rail, 15, fly net.
Specific embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of embodiment of the invention, rather than whole embodiments.
Reference picture 1-3, a kind of switching power converter of three-phase four, including cabinet, three phase power module 3 and controller 4, institute
Three phase power module 3 and controller 4 are stated in cabinet, the cabinet is made up of shell body 1 and inner housing 2, shell body 1 and interior
Air vent 7 is respectively equipped with housing 2, some ventilation fans 8 are additionally provided with the cavity between shell body 1 and inner housing 2.In three-phase four
When switching power converter works, ventilation fan 8 is rotated, and accelerates the air circulation in cabinet, prevent electronic unit in cabinet by
It is too high in operating temperature and trigger failure.Be additionally provided with fly net 15 at the air vent 7 of the shell body 1, for prevent mosquito or
Other finely ground particles enter inside cabinet, trigger damage parts.
The bottom of the cabinet is additionally provided with mobile device, and mobile device includes supporting leg 9, cross bar portion 10, universal wheel 11, solid
Determine pin 12 and left regulation wheel 13, the supporting leg 9 is fixedly connected with bottom of cabinet bulk, the lower end of supporting leg 9 is provided with cross bar portion 10, cross bar
The bottom of portion 10 is respectively arranged at two ends with universal wheel 11 and fixed pin 12；The fixed pin 12 is spun and is worn with cross bar portion 10 by screw thread
Cross bar portion 10 is crossed, the part that fixed pin 12 is located at the top of cross bar portion 10 is also connected with left regulation wheel 13 by screw thread, can be by regulation
The length of the fixed pin 12 of the regulation of wheel 13.In mobile cabinet, fixed pin 12 is screwed on by left regulation wheel 13, make universal wheel 11 contiguously
Face, you can cabinet is easily moved to specified location；After being moved to specified location, fixed pin 12 is screwed off by left regulation wheel 13,
Make to fix pin 12 and be supported on ground, universal wheel 11 is hanging, you can complete the fixation to cabinet.
Two guide rails 14 are provided with inside the cabinet, are respectively used to that three phase power module 3 and controller 4, described three are installed
Phase power model 3 and controller 4 can be slided on guide rail 14, and three phase power module 3 and controller 4 use drawer push-and-pull structure
It is arranged in cabinet by guide rail 14, it is convenient to be provided to the maintenance work of three phase power module 3 and controller 4.The cabinet
Be provided with ac bus interface 5 and dc bus interface 6, three phase power module 3 respectively with ac bus interface 5 and/or direct current
Bus interface 6 is electrically connected, and is used to by ac bus interface 5 and/or dc bus interface 6 and peripheral system or other power cabinets
Electrical connection.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.
Claims (3)
1. a kind of switching power converter of three-phase four, including cabinet, three phase power module（3）And controller（4）, the three-phase work(
Rate module（3）And controller（4）In cabinet, it is characterised in that the cabinet is by shell body（1）And inner housing（2）Composition,
Shell body（1）And inner housing（2）On be respectively equipped with air vent（7）, shell body（1）And inner housing（2）Between cavity in also set
There are some ventilation fans（8）；The shell body（1）Air vent（7）Place is additionally provided with fly net（15）；
The bottom of the cabinet is additionally provided with mobile device, and mobile device includes supporting leg（9）, cross bar portion（10）, universal wheel（11）、
Fixed pin（12）And left regulation wheel（13）, the supporting leg（9）It is fixedly connected with bottom of cabinet bulk, supporting leg（9）Lower end be provided with horizontal stroke
Bar portion（10）, cross bar portion（10）Bottom is respectively arranged at two ends with universal wheel（11）With fixed pin（12）；The fixed pin（12）With horizontal stroke
Bar portion（10）Spun by screw thread and through cross bar portion（10）, fixed pin（12）Positioned at cross bar portion（10）The part of top also passes through
Screw thread is connected with left regulation wheel（13）, can be by left regulation wheel（13）The fixed pin of regulation（12）Length.
2. the switching power converter of a kind of three-phase four according to claim 1, it is characterised in that be provided with inside the cabinet
Two guide rails（14）, it is respectively used to that three phase power module is installed（3）And controller（4）, the three phase power module（3）And control
Device（4）Can be in guide rail（14）Upper slip.
3. the switching power converter of a kind of three-phase four according to claim 1, it is characterised in that the cabinet is provided with friendship
Stream bus interface（5）With dc bus interface（6）, three phase power module（3）Respectively with ac bus interface（5）And/or direct current
Bus interface（6）Electrical connection, is used to by ac bus interface（5）And/or dc bus interface（6）With peripheral system or other
Power cabinet is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611239534.5A CN106787625A (en) | 2016-12-28 | 2016-12-28 | A kind of switching power converter of three-phase four |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611239534.5A CN106787625A (en) | 2016-12-28 | 2016-12-28 | A kind of switching power converter of three-phase four |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106787625A true CN106787625A (en) | 2017-05-31 |
Family
ID=58923569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611239534.5A Pending CN106787625A (en) | 2016-12-28 | 2016-12-28 | A kind of switching power converter of three-phase four |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106787625A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107425423A (en) * | 2017-07-05 | 2017-12-01 | 佛山杰致信息科技有限公司 | A kind of high power distribution cabinet of security performance |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204376690U (en) * | 2015-02-26 | 2015-06-03 | 北京天诚同创电气有限公司 | Power cabinet and current transformer |
| CN204609622U (en) * | 2015-05-13 | 2015-09-02 | 皖西学院 | A kind of high security theft proof strongbox |
| CN204771868U (en) * | 2015-07-03 | 2015-11-18 | 安徽孺子牛轴承有限公司 | Novel bearing ring surface grinding machine |
| CN105615340A (en) * | 2016-03-17 | 2016-06-01 | 赵忠义 | Multifunctional dampproof express cabinet |
| CN105910912A (en) * | 2016-06-03 | 2016-08-31 | 东莞市宏图仪器有限公司 | Dynamic mechanical load testing machine |
-
2016
- 2016-12-28 CN CN201611239534.5A patent/CN106787625A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204376690U (en) * | 2015-02-26 | 2015-06-03 | 北京天诚同创电气有限公司 | Power cabinet and current transformer |
| CN204609622U (en) * | 2015-05-13 | 2015-09-02 | 皖西学院 | A kind of high security theft proof strongbox |
| CN204771868U (en) * | 2015-07-03 | 2015-11-18 | 安徽孺子牛轴承有限公司 | Novel bearing ring surface grinding machine |
| CN105615340A (en) * | 2016-03-17 | 2016-06-01 | 赵忠义 | Multifunctional dampproof express cabinet |
| CN105910912A (en) * | 2016-06-03 | 2016-08-31 | 东莞市宏图仪器有限公司 | Dynamic mechanical load testing machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107425423A (en) * | 2017-07-05 | 2017-12-01 | 佛山杰致信息科技有限公司 | A kind of high power distribution cabinet of security performance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
|
| RJ01 | Rejection of invention patent application after publication |