CN203982958U - A kind of ventilation noise reduction dry type power supply potential device - Google Patents
A kind of ventilation noise reduction dry type power supply potential device Download PDFInfo
- Publication number
- CN203982958U CN203982958U CN201420447373.9U CN201420447373U CN203982958U CN 203982958 U CN203982958 U CN 203982958U CN 201420447373 U CN201420447373 U CN 201420447373U CN 203982958 U CN203982958 U CN 203982958U
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- pressure winding
- power supply
- noise reduction
- supply potential
- type power
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Abstract
The utility model relates to a kind of ventilation noise reduction dry type power supply potential device, comprise frame, rack-mounted some high pressure windings, with high pressure winding adaptive low pressure winding, the iron core that is arranged on low pressure winding inside, blower fan and abatvoix mutually, described frame comprise back timber, bottom girder and with low pressure winding adaptive vertical beam mutually; Described vertical beam is to be fixedly connected with bottom girder with back timber respectively; Described bottom girder is provided with press strip; Described blower fan is to be separately positioned in the mounting groove of both sides of bottom girder bottom; Described air intake vent place, blower fan side is provided with arc wind waveguide plate upwards; On described back timber, be provided with the induced draught fan mutual corresponding with blower fan; Between described high pressure winding and bottom girder, be provided with some buffer springs; Described abatvoix is arranged on frame both sides.A kind of ventilation noise reduction dry type power supply potential device described in the utility model, it is rational in infrastructure, and noise content is low, and result of ventilating heat dissipation is good, improves transformer useful life.
Description
Technical field
The utility model relates to power engineering field transformer, especially a kind of ventilation noise reduction dry type power supply potential device.
Background technology
The places such as dry-type transformer is widely used in localized lighting, skyscraper, airport, harbour CNC plant equipment, dry-type transformer refers to that iron core and winding are not immersed in the transformer in insulating oil.The type of cooling is divided into natural air cooling (AN) and forced air cooling (AF).When natural air cooling, transformer can long-term operation continuously under rated capacity.But dry-type transformer in use can cause certain noise, operational environment is sometimes moister, and ventilation effect is bad, is unfavorable for transformer long-term work.
Summary of the invention
The technical problems to be solved in the utility model is: in order to overcome the problem of above-mentioned middle existence, provide a kind of ventilation noise reduction dry type power supply potential device, it is rational in infrastructure, and noise content is low, and result of ventilating heat dissipation is good, has improved the useful life of transformer.
The utility model solves the technical scheme that its technical problem adopts: a kind of ventilation noise reduction dry type power supply potential device, comprise frame, rack-mounted some high pressure windings, with high pressure winding adaptive low pressure winding, the iron core that is arranged on low pressure winding inside, blower fan and abatvoix mutually, described frame comprise back timber, bottom girder and with low pressure winding adaptive vertical beam mutually; Described vertical beam is to be fixedly connected with bottom girder with back timber respectively; Described bottom girder is provided with press strip;
Described blower fan is to be separately positioned in the mounting groove of both sides of bottom girder bottom; Described air intake vent place, blower fan side is provided with arc wind waveguide plate upwards; On described back timber, be provided with the induced draught fan mutual corresponding with blower fan; Between described high pressure winding and bottom girder, be provided with some buffer springs; Described abatvoix is arranged on frame both sides;
Described abatvoix comprises U-shaped plate, is nested in the poly-soundboard in U-shaped plate and is arranged on U-shaped plate the acoustical panel between poly-soundboard; On described poly-soundboard, be provided with some conical cavity bodies, the external side of cavity is provided with leading note mouth; On described acoustical panel, be provided with the bloop mutual corresponding with cavity body; Described cavity body is that poly-sound hole and the bloop by being arranged on cavity body the inner is interconnected.
As preferred scheme, described high pressure winding is three.
As preferred scheme, to be that some silicon steel sheets are stacking make described iron core.
As preferred scheme, described high pressure winding skin is provided with epoxy resin layer.
As preferred scheme, described cavity body the inner is spherical.
As preferred scheme, described leading note mouth is the shape of dehiscing of outwards opening.
The beneficial effects of the utility model are: a kind of ventilation noise reduction dry type power supply potential device; the arc wind waveguide plate that its blower fan arranges strengthens the internal flow of wind direction winding; efficiently radiates heat; noise content is low, and result of ventilating heat dissipation is good, is provided with some buffer springs between high pressure winding and bottom girder; protection transformer; improve transformer useful life, be arranged on the abatvoix of frame both sides, effectively reduce noise content.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the overall structure schematic diagram of a kind of noise reduction dry type power supply potential device that ventilates described in the utility model;
Fig. 2 is the side structure schematic diagram of a kind of noise reduction dry type power supply potential device that ventilates described in the utility model;
Fig. 3 is the abatvoix structural representation of a kind of noise reduction dry type power supply potential device that ventilates described in the utility model.
Accompanying drawing acceptance of the bid note is described below: 1, frame, 11, back timber, 12, bottom girder, 121, mounting groove, 13, vertical beam, 14, press strip, 2, iron core, 3, high pressure winding, 4, low pressure winding, 5, blower fan, 51, arc wind waveguide plate, 52, induced draught fan, 6, abatvoix, 61, U-shaped plate, 62, poly-soundboard, 621, cavity body, 63, acoustical panel, 64, bloop, 65, leading note mouth, 66, poly-sound hole, 8, buffer spring.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, and basic structure of the present utility model is only described in a schematic way, and therefore it only shows the formation relevant with the utility model.
One ventilation noise reduction dry type power supply potential device as shown in Figure 1, 2, comprise frame 1, be arranged on some high pressure windings 3 in frame 1, with high pressure winding 3 adaptive low pressure winding 4, the iron core 2 that is arranged on low pressure winding 4 inside, blower fan 5 and abatvoix 6 mutually, described frame 1 comprise back timber 11, bottom girder 12 and with low pressure winding 4 adaptive vertical beam 13 mutually; Described vertical beam 13 is to be fixedly connected with bottom girder 12 with back timber 11 respectively; Described bottom girder 12 is provided with press strip 14;
Described blower fan 5 is to be separately positioned in the mounting groove 121 of both sides of bottom girder 12 bottoms; Described blower fan 5 air intake vent places, side are provided with arc wind waveguide plate 51 upwards; On described back timber 11, be provided with the induced draught fan 52 mutual corresponding with blower fan 5; Between described high pressure winding 3 and bottom girder 12, be provided with some buffer springs 8; Described abatvoix 6 is arranged on frame 1 both sides; Described high pressure winding 3 is three.To be that some silicon steel sheets are stacking make described iron core 2.Described high pressure winding 3 skins are provided with epoxy resin layer.
One ventilation noise reduction dry type power supply potential device as shown in Figure 3, described abatvoix 6 comprises U-shaped plate 61, is nested in the poly-soundboard 62 in U-shaped plate 61 and is arranged on U-shaped plate 61 acoustical panel 63 between poly-soundboard 62; On described poly-soundboard 62, be provided with some conical cavity bodies 621, cavity body 621 outsides are provided with leading note mouth 65; On described acoustical panel 63, be provided with the bloop 64 mutual corresponding with cavity body 621; Described cavity body 621 is that the poly-sound hole 66 by being arranged on cavity body 621 the inners is interconnected with bloop 64.Described cavity body 621 the inners are spherical.Described leading note mouth 65 is the shapes of dehiscing of outwards opening.
A kind of ventilation noise reduction dry type power supply potential device described in the utility model; the arc wind waveguide plate 51 that its blower fan 5 arranges strengthens the internal flow of wind direction winding; efficiently radiates heat; noise content is low, and result of ventilating heat dissipation is good, is provided with some buffer springs 8 between high pressure winding 3 and bottom girder 12; protection transformer; improve transformer useful life, be arranged on the abatvoix 6 of frame 1 both sides, effectively reduce noise content.
Taking above-mentioned foundation desirable embodiment of the present utility model as enlightenment, by above-mentioned description, relevant staff can, not departing from the scope of this utility model technological thought, carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on specification, must determine its technical scope according to claim scope.
Claims (6)
1. a ventilation noise reduction dry type power supply potential device, it is characterized in that: comprise frame (1), be arranged on some high pressure windings (3) in frame (1), with high pressure winding (3) mutually adaptive low pressure winding (4), be arranged on low pressure winding (4) inner iron core (2), blower fan (5) and abatvoix (6), described frame (1) comprise back timber (11), bottom girder (12) and with low pressure winding (4) adaptive vertical beam (13) mutually; Described vertical beam (13) is to be fixedly connected with bottom girder (12) with back timber (11) respectively; Described bottom girder (12) is provided with press strip (14);
Described blower fan (5) is to be separately positioned in the mounting groove (121) of both sides of bottom girder (12) bottom; Described air intake vent place, blower fan (5) side is provided with arc wind waveguide plate (51) upwards; On described back timber (11), be provided with the induced draught fan (52) mutual corresponding with blower fan (5); Between described high pressure winding (3) and bottom girder (12), be provided with some buffer springs (8); Described abatvoix (6) is arranged on frame (1) both sides;
Described abatvoix (6) comprises U-shaped plate (61), is nested in the poly-soundboard (62) in U-shaped plate (61) and is arranged on U-shaped plate (61) acoustical panel (63) between poly-soundboard (62); On described poly-soundboard (62), be provided with some conical cavity bodies (621), cavity body (621) outside is provided with leading note mouth (65); On described acoustical panel (63), be provided with the bloop (64) mutual corresponding with cavity body (621); Described cavity body (621) is to be interconnected with bloop (64) by being arranged on the inner poly-sound hole (66) of cavity body (621).
2. a kind of ventilation noise reduction dry type power supply potential device according to claim 1, is characterized in that: described high pressure winding (3) is three.
3. a kind of ventilation noise reduction dry type power supply potential device according to claim 1, is characterized in that: to be that some silicon steel sheets are stacking make described iron core (2).
4. a kind of ventilation noise reduction dry type power supply potential device according to claim 1 and 2, is characterized in that: described high pressure winding (3) skin is provided with epoxy resin layer.
5. a kind of ventilation noise reduction dry type power supply potential device according to claim 1 and 2, is characterized in that: described cavity body (621) is inner for spherical.
6. a kind of ventilation noise reduction dry type power supply potential device according to claim 1 and 2, is characterized in that: described leading note mouth (65) is the shape of dehiscing of outwards opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420447373.9U CN203982958U (en) | 2014-08-08 | 2014-08-08 | A kind of ventilation noise reduction dry type power supply potential device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420447373.9U CN203982958U (en) | 2014-08-08 | 2014-08-08 | A kind of ventilation noise reduction dry type power supply potential device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203982958U true CN203982958U (en) | 2014-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420447373.9U Expired - Fee Related CN203982958U (en) | 2014-08-08 | 2014-08-08 | A kind of ventilation noise reduction dry type power supply potential device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203982958U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104409192A (en) * | 2014-12-15 | 2015-03-11 | 浙江群力电气有限公司 | Noise reduction cooling box |
| CN110660562A (en) * | 2019-10-19 | 2020-01-07 | 天晟电气股份有限公司 | Dry-type transformer for photovoltaic power generation inversion |
-
2014
- 2014-08-08 CN CN201420447373.9U patent/CN203982958U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104409192A (en) * | 2014-12-15 | 2015-03-11 | 浙江群力电气有限公司 | Noise reduction cooling box |
| CN110660562A (en) * | 2019-10-19 | 2020-01-07 | 天晟电气股份有限公司 | Dry-type transformer for photovoltaic power generation inversion |
| CN110660562B (en) * | 2019-10-19 | 2022-06-28 | 天晟电气股份有限公司 | Dry-type transformer for photovoltaic power generation inversion |
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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: 20141203 Termination date: 20150808 |
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| EXPY | Termination of patent right or utility model |