CN205159037U - Ventilating and cooling device of making an uproar falls in converter transformer - Google Patents
Ventilating and cooling device of making an uproar falls in converter transformer Download PDFInfo
- Publication number
- CN205159037U CN205159037U CN201520900620.0U CN201520900620U CN205159037U CN 205159037 U CN205159037 U CN 205159037U CN 201520900620 U CN201520900620 U CN 201520900620U CN 205159037 U CN205159037 U CN 205159037U
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- Prior art keywords
- converter transformer
- ventilation
- cooling device
- dividing plate
- noise reduction
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Abstract
The utility model discloses a ventilating and cooling device of making an uproar falls in converter transformer, include the cavity sound -proof housing of compriseing inlayer sound insulation protective screen and skin sound insulation protective screen, inlayer sound insulation protective screen and skin give sound insulation and are the space clearance between the protective screen, are provided with the ventilation inlet on one side of skin sound insulation protective screen, rather than being provided with the ventilation export on the relative opposite side, go up the lower extreme that corresponds the side with the ventilation inlet and the export of ventilating at inlayer gobo barrier, correspond and be provided with first vent and second vent, first vent and second vent respectively and be provided with the baffle in ventilation inlet and the ventilation space clearance between exporting, the space clearance between the baffle exports first vent and ventilation inlet and second vent and ventilation separates, is provided with the through -hole on the baffle. The utility model provides a ventilating and cooling device of making an uproar falls in converter transformer has reached good ventilation the noise reduction effect through reasonable design.
Description
Technical field
The invention belongs to electric equipment field of noise control, be specifically related to a kind of converter transformer noise reduction ventilation cooling device.
Background technology
Converter transformer is vital key equipment in super high voltage direct current electricity transmission engineering, is the nucleus equipment of the change of current in AC and DC transmission system, inversion two end interface.Its input and safe operation are key and the important guarantees that engineering obtains power benefit.The key effect of converter transformer, requires that it has high reliability and high-tech performance.Because there is the acting in conjunction in AC and DC electric field, magnetic field, so the structure of converter transformer is special, complicated, key technology is high-leveled and difficult, requires strict to manufacturing environment and crudy.Carry out converter transformer manufacture and design key technology research, capture and manufacturing condition retrofit work, improve constantly research technique, will the design and manufacturing technology comprehensively grasping converter transformer be conducive to, realize converter transformer production domesticization, fill the domestic gaps.Further raising and the development of domestic AC and DC transmission facility designing and manufacturing level can be promoted simultaneously, for the development of ultra high voltage AC and DC power transmission and transforming equipment lays the first stone, carry out early-stage preparations, realize converter transformer production domesticization.
Converter transformer, in running, because noise is comparatively large, therefore can, to producing comparatively serious noise pollution around, therefore need the noise to it sends to control.Control mode conventional is at present Barrier method, it installs an acoustic barrier additional before converter transformer or between converter transformer body and cooler, but its limited efficiency, the heat simultaneously running machine itself in limited confined space is difficult to distribute, therefore can gather heat for a long time thus adverse influence is produced to the operation of equipment, therefore need design a kind ofly can either can be good at playing the device of ventilating and cooling effect by noise reduction very well, the good operation of guarantee equipment while fine noise reduction simultaneously.
Summary of the invention
The object of the invention is to provide a kind of converter transformer noise reduction ventilation cooling device to overcome above the deficiencies in the prior art, can dispel the heat to it while can effectively reducing converter transformer noise, the operation of better guarantee equipment.
Technical scheme of the present invention is as follows:
A kind of converter transformer noise reduction ventilation cooling device, comprise the hollow blimp be made up of internal layer noise barrier and outer noise barrier, it is spatial joint clearance between internal layer noise barrier and outer noise barrier, the upper end, side of outer noise barrier is provided with ventilation intake, and opposite side upper end is corresponding thereto provided with draft outlet; With the lower end of ventilation intake and draft outlet respective side on internal layer noise barrier, correspondence is provided with the first ventilating opening and the second ventilating opening, dividing plate is provided with in first ventilating opening and the spatial joint clearance of the second ventilating opening respectively and between ventilation intake and draft outlet, first ventilating opening and ventilation intake and the spatial joint clearance between the second ventilating opening and draft outlet separate by dividing plate, and dividing plate is provided with through hole.
Described converter transformer noise reduction ventilation cooling device, the material of described outer noise barrier and internal layer noise barrier can be glass or cement.
Described converter transformer noise reduction ventilation cooling device, dividing plate magnitude setting is more than one.
Described converter transformer noise reduction ventilation cooling device, on dividing plate, the aperture of through hole can be 4-6mm.
Described converter transformer noise reduction ventilation cooling device, on dividing plate, the punching rate of through hole can be 60-70%.
Described converter transformer noise reduction ventilation cooling device, internal layer noise barrier can be coated with sound deadening coating.
Described converter transformer noise reduction ventilation cooling device, dividing plate can be coated with sound deadening coating.
Converter transformer noise reduction ventilation cooling device provided by the invention, by the design ventilation intake of correct position, draft outlet, ventilating opening and dividing plate, reaches good ventilation noise reduction; By using sound deadening coating, further reach the effect of noise reduction.
Accompanying drawing explanation
Fig. 1 is the converter transformer noise reduction ventilation cooling device schematic diagram in the embodiment of the present invention 1, and wherein 1 is internal layer noise barrier, and 2 is outer noise barrier, 3 is ventilation intake, and 4 is draft outlet, and 5 is dividing plate, 6 is the first ventilating opening, and 7 is the second ventilating opening, and 8 is converter transformer.
embodiment:
Embodiment 1
As shown in Figure 1, for converter transformer noise reduction ventilation cooling device schematic diagram of the present invention, comprise the hollow blimp be made up of internal layer noise barrier 1 and outer noise barrier 2, it is spatial joint clearance between internal layer noise barrier 1 and outer noise barrier 2, the upper end, side of outer noise barrier 2 is provided with ventilation intake 3, and opposite side upper end is corresponding thereto provided with draft outlet 4; With the lower end of ventilation intake 3 and draft outlet 4 respective side on internal layer noise barrier 1, correspondence is provided with the first ventilating opening 6 and the second ventilating opening 7, dividing plate 5 is provided with in first ventilating opening 6 and the spatial joint clearance of the second ventilating opening 7 respectively and between ventilation intake 3 and draft outlet 4, first ventilating opening 6 and ventilation intake 3 and the spatial joint clearance between the second ventilating opening 7 and draft outlet 4 separate by dividing plate 5, and dividing plate 5 is provided with through hole.The hollow blimp consisted of two-layer noise barrier in the present embodiment reaches effective noise reduction, and the material of outer noise barrier 2 and internal layer noise barrier 1 can be the material such as glass or cement, can play soundproof effect well; Arrange the effect that dividing plate 5 serves filtered noise well, can make the noise of leakage inside little as far as possible in ventilation process, dividing plate 5 arranges more than one, can play the effect of filtered noise further.To ventilation intake 3, draft outlet 4, the diverse location of the first ventilating opening 6 and the second ventilating opening 7 arranges the effect serving inner air circulation well, can play cooling effect better.
Embodiment 2
The present embodiment is the further improvement on embodiment 1 basis, on its median septum 5, the aperture of through hole is 4-6mm, on dividing plate 5, the punching rate of through hole is 60-70%, the object of such setting is to ensure to greatest extent filtered noise under the condition of available ventilation, show through detection, utilize the set-up mode of the present embodiment, drafting efficiency is do not arrange dividing plate ventilation rate more than 91%, % within noise percent of pass then have decreased to 38.
Embodiment 3
The present embodiment is the further improvement on embodiment 2 basis, wherein on internal layer noise barrier 1 and dividing plate 5, be coated with commercially available sound deadening coating, pass through which, the converter transformer noise reduction ventilation cooling device provided by the present embodiment applies to ± converter transformer of 800kV power, and its noise reduction rate improves more than 20% compared in embodiment 2.
Claims (7)
1. a converter transformer noise reduction ventilation cooling device, it is characterized in that, comprise the hollow blimp be made up of internal layer noise barrier (1) and outer noise barrier (2), be spatial joint clearance between internal layer noise barrier (1) and outer noise barrier (2), the upper end, side of outer noise barrier (2) is provided with ventilation intake (3), and opposite side upper end is corresponding thereto provided with draft outlet (4); The lower end of and ventilation intake (3) and draft outlet (4) respective side upper at internal layer noise barrier (1), correspondence is provided with the first ventilating opening (6) and the second ventilating opening (7), dividing plate (5) is provided with in first ventilating opening (6) and the spatial joint clearance of the second ventilating opening (7) respectively and between ventilation intake (3) and draft outlet (4), first ventilating opening (6) and ventilation intake (3) and the spatial joint clearance between the second ventilating opening (7) and draft outlet (4) separate by dividing plate (5), and (5) are provided with through hole with dividing plate.
2. converter transformer noise reduction ventilation cooling device according to claim 1, is characterized in that, the material of described outer noise barrier (2) and internal layer noise barrier (1) is glass or cement.
3. converter transformer noise reduction ventilation cooling device according to claim 1, is characterized in that, dividing plate (5) magnitude setting is more than one.
4. converter transformer noise reduction ventilation cooling device according to claim 1, is characterized in that, the aperture of the upper through hole of dividing plate (5) is 4-6mm.
5. converter transformer noise reduction ventilation cooling device according to claim 1, is characterized in that, the punching rate of the upper through hole of dividing plate (5) is 60-70%.
6. converter transformer noise reduction ventilation cooling device according to claim 1, is characterized in that, (1) is coated with sound deadening coating to internal layer noise barrier.
7. converter transformer noise reduction ventilation cooling device according to claim 1, is characterized in that, (5) are coated with sound deadening coating with dividing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520900620.0U CN205159037U (en) | 2015-11-13 | 2015-11-13 | Ventilating and cooling device of making an uproar falls in converter transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520900620.0U CN205159037U (en) | 2015-11-13 | 2015-11-13 | Ventilating and cooling device of making an uproar falls in converter transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205159037U true CN205159037U (en) | 2016-04-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520900620.0U Expired - Fee Related CN205159037U (en) | 2015-11-13 | 2015-11-13 | Ventilating and cooling device of making an uproar falls in converter transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205159037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258843A (en) * | 2018-03-12 | 2019-09-20 | 上海宝冶建设工业炉工程技术有限公司 | A kind of noise reduction, water conservancy diversion wall body structure |
-
2015
- 2015-11-13 CN CN201520900620.0U patent/CN205159037U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258843A (en) * | 2018-03-12 | 2019-09-20 | 上海宝冶建设工业炉工程技术有限公司 | A kind of noise reduction, water conservancy diversion wall body structure |
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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 |
Granted publication date: 20160413 Termination date: 20161113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |