CN201601595U - Small-sized high voltage frequency converter - Google Patents
Small-sized high voltage frequency converter Download PDFInfo
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- CN201601595U CN201601595U CN2009202949400U CN200920294940U CN201601595U CN 201601595 U CN201601595 U CN 201601595U CN 2009202949400 U CN2009202949400 U CN 2009202949400U CN 200920294940 U CN200920294940 U CN 200920294940U CN 201601595 U CN201601595 U CN 201601595U
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Abstract
The utility model provides a small-sized high voltage frequency converter, which belongs to the technical field of high voltage frequency converters, and solves the problems that the volume and the occupied area of an existing high voltage frequency converter are big, the handling is not convenient, and the appearance is not beautiful. The small-sized high voltage frequency converter comprises an integrated cabinet body which is separated into an upper layer and a lower layer, wherein the upper layer of the cabinet body is separated into a power unit chamber and an air exhaust chamber which are distributed backward and forward, a power unit is arranged in the power unit chamber, a residual space is separated in the power unit chamber, a UPS switch power supply and a main controller case are arranged in the residual space, an air exhaust device is arranged in the air exhaust chamber, the lower layer of the cabinet body is respectively provided with a bypass cabinet and a transformer cabinet, an instrument chamber is separated in the bypass cabinet, and a control cabinet is separated in the transformer cabinet. The small-sized high voltage frequency converter can integrate the bypass cabinet, the transformer cabinet, the power cabinet, the control cabinet and the fan, reduces the volume and the occupied area of the small-sized high voltage frequency converter, and has convenient transport handling, compact structure and beautiful appearance.
Description
Technical field
The utility model belongs to the high voltage converter technical field, relates to a kind of miniaturization high voltage converter, and is particularly a kind of with the incorporate miniaturization high voltage converter of bypass cabinet, transformer case, power cabinet and control cubicle.
Background technology
High voltage converter has been widely used in the high-voltage motor frequency control in the various fields such as metallurgy, mine, electric power, petrochemical industry, cement, plumbing and central central air conditioning now, becomes the first-selection that enterprise adopts the electric system power save mode.
High voltage converter is generally pieced together group by independent bypass cabinet, transformer case, power cabinet and four parts of control cubicle.It is many that many high voltage converters are in the market formed cabinet, and floor space is big, often needs the branch cabinet of taking out stitches in packing, transportation, pieces together the cabinet wiring again during to on-the-spot the installation, increased the loading and unloading amount.Secondly, be generally used for air-cooled centrifugal exhauster and all be installed in enclosure top, not only influence outward appearance, also increased the height of regulator cubicle, packed and transported is brought certain difficulty.
Some are arranged is to walk one miniaturization route, incites somebody to action wherein a few part integrators, and to reduce floor space, its structure and profile are to change along with the size of power grade.Be called " the integrated high-pressure frequency converter of compact conformation " (number of patent application 200620167583.8) as name and just the high-pressure frequency-conversion structure done very big improvement.But this integrated high-pressure frequency converter does not comprise the cabinet space of machine space and bypass cabinet against the wind, and its cumulative volume is 7.38m
3(1200mm * 1550mm * 2300mm), its cumulative volume is 11.65m just as piece together a bypass cabinet on demand on its limit
3, still disregard the blower fan space on the cabinet top, it is big that floor space becomes, and its profile is not attractive in appearance.
The utility model content
The utility model is at the problem of above-mentioned existence, a kind of miniaturization high voltage converter is provided, this miniaturization high voltage converter can be integrated with bypass cabinet, transformer case, power cabinet and control cubicle and blower fan, reduce the volume and the floor space of this miniaturization high voltage converter, transportation loading and unloading convenience, compact conformation and good looking appearance.
The utility model is realized by following technical proposal: a kind of miniaturization high voltage converter, it is characterized in that, it comprises the integral type cabinet that is separated into the upper and lower, the power cell chamber and the wind chamber that distribute before and after the upper strata of described cabinet is separated into, at indoor several power cells that is provided with of above-mentioned power cell, go out a remaining space at the power cell indoor separation, in this remaining space, be provided with UPS Switching Power Supply and master controller cabinet, be provided with the heat that power cell is indoor in the above-mentioned wind chamber and discharge the outer extractor fan of cabinet, the lower floor of described cabinet is respectively bypass cabinet and transformer case, in the bypass cabinet, be separated out a control room, in transformer case, be separated out a control cubicle.
This miniaturization high voltage converter is optimized design with high voltage converter bypass cabinet, power cabinet, control cubicle, the transformer case of former independent design, and the formula that is integrated into one structure is rationally used space in the cabinet, the occupation of land space of independent design before having significantly reduced; Adopt extractor fan built-in and comprise the overall structure of bypass cabinet, total overall dimensions be long 3000mm, high 2400mm, 1200mm deeply, and comprising bypass cabinet cumulative volume only is 8.64m
3, than current on market the volume of popular any a same specification high voltage converter product all little, not only be applicable to new construction, also be specially adapted to the technological transformation of old factory building.
In above-mentioned miniaturization high voltage converter, be separated into interlayer and following interlayer in the described wind chamber, the annular seal space of following interlayer for being connected with the power cell chamber, above-mentioned extractor fan is arranged in the interlayer, should go up interlayer and be provided with exhaust outlet, the outlet of above-mentioned extractor fan is positioned at the exhaust outlet place, and the inlet of extractor fan is communicated with following interlayer.Can will descend the heat in the interlayer to discharge by extractor fan from exhaust outlet.Extractor fan is a centrifugal exhauster, can be according to the actual needs, and choosing one or an if centrifugal exhauster.
In above-mentioned miniaturization high voltage converter, sealing plate by insulation between described power cell chamber and the wind chamber separates, on sealing plate, offer and above-mentioned power cell through hole one to one, the radiator of each power cell is located in the corresponding through hole, and the sealing strip with the through hole border seal is set between radiator and sealing plate.The heat that power cell is indoor focuses on down in the interlayer by radiator, by extractor fan heat is discharged outside the cabinet again.
In above-mentioned miniaturization high voltage converter, the indoor epoxy channel-section steel frame that is provided with of described power cell, above-mentioned power cell is lifted on the epoxy channel-section steel frame in the pull mode, and these power cells are by the distance interval linear array that meets the electrical apparatus insulation requirement.Drawing and pulling type lifting power cell can conveniently be installed.
In above-mentioned miniaturization high voltage converter, described going up in the interlayer is provided with the another one centrifugal exhauster, the inlet of this centrifugal exhauster is identical with above-mentioned transformer case logical, and its outlet is positioned at above-mentioned exhaust outlet place, is provided with the air intake filtering window on the Qianmen of transformer case and back door.By the another one centrifugal exhauster heat in the transformer case is discharged outside the cabinet.
In above-mentioned miniaturization high voltage converter, per three of described power cell is connected into a phase, and three-phase Y connects.Power cell is the overall dimensions unanimity in the certain power grade, adds that the phase shifting transformer installing space of reservation is also very more than needed, so highly versatile of the present utility model adapts to multiple power grade.Example is applicable to electric pressure 3kV and 6kV, and power grade comprises all kinds of 1000kVA from 220kVA to 1000kVA, and as more high-grade phase shifting transformer overall dimensions are adjusted, this product suitable power grade also can be expanded.
In above-mentioned miniaturization high voltage converter, be provided with vacuum contactor or isolation switch or above-mentioned both combinations in the described bypass cabinet.
In above-mentioned miniaturization high voltage converter, in the described transformer case phase shifting transformer is housed.
In above-mentioned miniaturization high voltage converter, described control cubicle is positioned at transformer case Qianmen on the right side, and secondary control circuit and PLC components and parts are housed in control cubicle.
In above-mentioned miniaturization high voltage converter, described cabinet is made of pedestal and the channel-section steel that is welded on the pedestal, is the rectangle of long 3m, high 2.4m, dark 1.2m.
Compared with prior art, this miniaturization high voltage converter has the following advantages:
1, this miniaturization high voltage converter integral structure, compact conformation, overall volume and floor space are little, and highly versatile is fit to multiple power grade.
2, centrifugal exhauster is built-in, improves overall aesthetics; Power cell is installed and is adopted pullable lifting, makes things convenient for installation and removal.
3, the inner external insulation mode that adopts of power cabinet, its inner epoxy channel-section steel frame of installing can lift power cell respectively by certain distance, to satisfy the electrical isolation dimensional requirement.
4. employing integrated design, reasonable line arrangement has solved the work that repeats of piecing together the cabinet wiring behind the branch cabinet of taking out stitches in packing, transportation and on-the-spot the installation again.
Description of drawings
Fig. 1 is a perspective view of the present utility model.
Fig. 2 is that the utility model removes all shroudings and cabinet perspective view behind the door.
Fig. 3 is that the utility model removes all shroudings and cabinet main TV structure schematic diagram behind the door.
Fig. 4 is the sectional structure schematic diagram of A-A among Fig. 3.
Fig. 5 is the structural representation of the utility model power cell hoisting structure.
Among the figure, 1, cabinet; 2, power cell; 3, UPS Switching Power Supply; 4, master controller cabinet; 5, phase shifting transformer; 6, control cubicle; 7, pedestal; 8, vacuum contactor; 9, control room; 10, centrifugal exhauster; 11, annular seal space; 12, epoxy channel-section steel frame; 13, air-out web plate; 14, sealing plate; 15, boatswain chair; 16, power cell chamber; 17, wind chamber; 18, metallic plate; 19, bypass cabinet; 20, transformer case; 21, shrouding; 22, cabinet door; 23, air intake filtering window.
Embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, this miniaturization high voltage converter, comprise the integral type cabinet 1 that is separated into the upper and lower, cabinet 1 is made of pedestal 7 and the channel-section steel that is welded on the pedestal 7, the rectangle that is long 3m, high 2.4m, dark 1.2m, the both sides up and down and the left and right sides on cabinet 1 are equipped with shrouding 21, are provided with cabinet door 22 in the front and back of cabinet 1.
In conjunction with Fig. 1, as shown in Figures 2 and 3, the power cell chamber 16 and the wind chamber 17 that distribute before and after the upper strata of cabinet 1 is separated into.Be provided with nine power cells 2 in the power cell chamber 16, be provided with epoxy channel-section steel frame 12 in the power cell chamber 16, on epoxy channel-section steel frame 12, be fixed with boatswain chair 15, nine power cells 2 are lifted on the epoxy channel-section steel frame 12 (as shown in Figure 5) in the pull mode by boatswain chair 15, and these power cells 2 are from left to right by the distance interval linear array that meets the electrical apparatus insulation requirement.Power cell 2 per three be connected into a phase, three-phase Y connects.Remaining space, the right is separated out a remaining space, the master controller cabinet 4 that UPS Switching Power Supply 3 is housed and is made up of fibre optic plate, master control borad, signal plate, power panel etc. with metallic plate 18 in the power cell chamber 16 in this remaining space.Be provided with in the wind chamber 17 heat in the power cell chamber 16 is discharged the outer extractor fan of cabinet, this extractor fan is two centrifugal exhausters 10, be separated into interlayer and following interlayer in the wind chamber 17, the annular seal space 11 of following interlayer for being connected with power cell chamber 16, extractor fan is arranged in the interlayer, and interlayer is provided with exhaust outlet on this, is provided with air-out web plate 13 at the exhaust outlet place, the outlet of extractor fan is positioned at the exhaust outlet place, and the inlet of extractor fan is communicated with following interlayer.Can will descend the heat in the interlayer to discharge by extractor fan from exhaust outlet.
As Fig. 2 and shown in Figure 4, sealing plate 14 by insulation between power cell chamber 16 and the wind chamber 17 separates, on sealing plate 14, offer and power cell 2 through hole one to one, the radiator of each power cell 2 is located in the corresponding through hole, and the sealing strip with the through hole border seal is set between radiator and sealing plate 14.Power cell 2 indoor heats are focused on down in the interlayer by radiator, by extractor fan heat is discharged outside the cabinet 1 again.
Be provided with another one centrifugal exhauster 10 in the last interlayer, the inlet of this centrifugal exhauster 10 and transformer case 20 is identical logical, and its outlet is positioned at the exhaust outlet place, is provided with air intake filtering window 23 on the Qianmen of transformer case 20 and back door.By another one centrifugal exhauster 10 heat in the transformer case 20 is discharged outside the cabinet 1,, guarantee that the phase shifting transformer 5 in the transformer case 20 also reaches the exhausting cooling effect.
The lower floor of cabinet 1 is respectively bypass cabinet 19 and transformer case 20, is provided with vacuum contactor 8 or isolation switch or above-mentioned both combinations in the bypass cabinet 19.Bypass cabinet 19 can be selected vacuum contactor 8, isolation switch for use according to user's operating mode and requirement, or the mode of both combinations.When high voltage converter is safeguarded and maintenance needs when out of service, can motor be cut power frequency operation by bypass cabinet 19, to guarantee that motor moves continuously.The upper right side is separated out a control room 9 in bypass cabinet 19, is used for cloth secondary line and components and parts.Phase shifting transformer 5 is housed in the transformer case 20, in transformer case 20 the right doors, be separated out a dark 200mm control cubicle 6, be used for components and parts such as cloth secondary control circuit and PLC, the space that control section requires is also little, employing embeds design in the transformer case 20 to control section, the control cubicle 6 of having saved design separately in the old-fashioned design takes up an area of the space, and secondary control circuit and PLC components and parts are housed in control cubicle 6.
Claims (10)
1. miniaturization high voltage converter, it is characterized in that, it comprises the integral type cabinet (1) that is separated into the upper and lower, the power cell chamber (16) and the wind chamber (17) that distribute before and after the upper strata of described cabinet (1) is separated into, in above-mentioned power cell chamber (16), be provided with several power cells (2), in power cell chamber (16), be separated out a remaining space, in this remaining space, be provided with UPS Switching Power Supply (3) and master controller cabinet (4), be provided with in the above-mentioned wind chamber (17) heat in power cell chamber (16) is discharged the outer extractor fan of cabinet, the lower floor of described cabinet (1) is respectively bypass cabinet (19) and transformer case (20), in bypass cabinet (19), be separated out a control room (9), in transformer case (20), be separated out a control cubicle (6).
2. miniaturization high voltage converter according to claim 1, it is characterized in that, be separated into interlayer and following interlayer in the described wind chamber (17), the annular seal space (11) of following interlayer for being connected with power cell chamber (16), above-mentioned extractor fan is arranged in the interlayer, should go up interlayer and be provided with exhaust outlet, the outlet of above-mentioned extractor fan is positioned at the exhaust outlet place, and the inlet of extractor fan is communicated with following interlayer.
3. miniaturization high voltage converter according to claim 1 and 2, it is characterized in that, sealing plate (14) by insulation between described power cell chamber (16) and the wind chamber (17) separates, on sealing plate (14), offer and above-mentioned power cell (2) through hole one to one, the radiator of each power cell (2) is located in the corresponding through hole, and the sealing strip with the through hole border seal is set between radiator and sealing plate (14).
4. miniaturization high voltage converter according to claim 3, it is characterized in that, be provided with epoxy channel-section steel frame (12) in the described power cell chamber (16), above-mentioned power cell (2) is lifted on the epoxy channel-section steel frame (12) in the pull mode, and these power cells (2) are by the distance interval linear array that meets the electrical apparatus insulation requirement.
5. miniaturization high voltage converter according to claim 2, it is characterized in that, described going up in the interlayer is provided with another one centrifugal exhauster (10), the inlet of this centrifugal exhauster (10) is identical logical with above-mentioned transformer case (20), its outlet is positioned at above-mentioned exhaust outlet place, is provided with the air intake filtering window on the Qianmen of transformer case (20) and back door.
6. miniaturization high voltage converter according to claim 4 is characterized in that, per three of described power cell (2) is connected into a phase, and three-phase Y connects.
7. miniaturization high voltage converter according to claim 6 is characterized in that, is provided with vacuum contactor (8) or isolation switch or above-mentioned both combinations in the described bypass cabinet (19).
8. miniaturization high voltage converter according to claim 7 is characterized in that, phase shifting transformer (5) is housed in the described transformer case (20).
9. miniaturization high voltage converter according to claim 8 is characterized in that, described control cubicle (6) is positioned at transformer case (20) Qianmen on the right side, and secondary control circuit and PLC components and parts are housed in control cubicle (6).
10. miniaturization high voltage converter according to claim 9 is characterized in that, described cabinet (1) is made of pedestal (7) and the channel-section steel that is welded on the pedestal (7), is the rectangle of long 3m, high 2.4m, dark 1.2m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202949400U CN201601595U (en) | 2009-12-24 | 2009-12-24 | Small-sized high voltage frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202949400U CN201601595U (en) | 2009-12-24 | 2009-12-24 | Small-sized high voltage frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201601595U true CN201601595U (en) | 2010-10-06 |
Family
ID=42812655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202949400U Expired - Fee Related CN201601595U (en) | 2009-12-24 | 2009-12-24 | Small-sized high voltage frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201601595U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102075066A (en) * | 2011-01-31 | 2011-05-25 | 荣信电力电子股份有限公司 | Medium-high voltage frequency converter with integrated structure |
| CN102158057A (en) * | 2011-04-01 | 2011-08-17 | 株洲南车时代电气股份有限公司 | Modularized power cabinet |
| CN103939376A (en) * | 2014-04-28 | 2014-07-23 | 王敏 | Intelligent draught fan centralized-control box for power grid |
| CN104104289A (en) * | 2013-04-08 | 2014-10-15 | 中国葛洲坝集团股份有限公司 | Marine thyristor reversible Dc speed regulation control system |
| CN105099220A (en) * | 2014-05-23 | 2015-11-25 | 瓦孔厄伊公司 | Housing arrangement of a power electronics device |
-
2009
- 2009-12-24 CN CN2009202949400U patent/CN201601595U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102075066A (en) * | 2011-01-31 | 2011-05-25 | 荣信电力电子股份有限公司 | Medium-high voltage frequency converter with integrated structure |
| CN102075066B (en) * | 2011-01-31 | 2012-11-28 | 荣信电力电子股份有限公司 | Medium-high voltage frequency converter with integrated structure |
| CN102158057A (en) * | 2011-04-01 | 2011-08-17 | 株洲南车时代电气股份有限公司 | Modularized power cabinet |
| CN102158057B (en) * | 2011-04-01 | 2013-05-01 | 株洲南车时代电气股份有限公司 | Modularized power cabinet |
| CN104104289A (en) * | 2013-04-08 | 2014-10-15 | 中国葛洲坝集团股份有限公司 | Marine thyristor reversible Dc speed regulation control system |
| CN104104289B (en) * | 2013-04-08 | 2018-04-10 | 中国葛洲坝集团股份有限公司 | IGCT reversible dc speed-adjusting and control system peculiar to vessel |
| CN103939376A (en) * | 2014-04-28 | 2014-07-23 | 王敏 | Intelligent draught fan centralized-control box for power grid |
| CN105099220A (en) * | 2014-05-23 | 2015-11-25 | 瓦孔厄伊公司 | Housing arrangement of a power electronics device |
| CN105099220B (en) * | 2014-05-23 | 2019-12-10 | 伟肯有限公司 | Housing device of power electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 312300 No. 1801 Renmin West Road, Zhejiang, Shangyu Co-patentee after: Wolong Electrical Group Hangzhou Research Institute Co., Ltd. Patentee after: Wolong Electric Group Co., Ltd. Address before: 312300 No. 1801 Renmin West Road, Zhejiang, Shangyu Co-patentee before: Wolong Electric (Group) Co., Ltd. Patentee before: Wolong Electric Group Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101006 Termination date: 20171224 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |