CN204558196U - A kind of dry type heat-dissipating voltage transformer - Google Patents
A kind of dry type heat-dissipating voltage transformer Download PDFInfo
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- CN204558196U CN204558196U CN201520259232.9U CN201520259232U CN204558196U CN 204558196 U CN204558196 U CN 204558196U CN 201520259232 U CN201520259232 U CN 201520259232U CN 204558196 U CN204558196 U CN 204558196U
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- type heat
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Abstract
The utility model provides a kind of dry type heat-dissipating voltage transformer, comprises housing, and is located at the transformer body in housing; Described transformer body comprises iron core, the winding coil windings on iron core, and for being wrapped in the epoxy resin layer in iron core and coil windings; The outer cover of epoxy resin layer is provided with a ring baffle, surrounds the first cavity between this ring baffle and housing, this ring baffle and surround the second cavity between epoxy resin layer and housing; The housing relative with the first cavity is provided with air inlet and second exhaust port, and described air inlet is positioned at the below of second exhaust port; The housing relative with the upper end of the second cavity is provided with first row gas port, and the housing relative with the lower end of the second cavity is equipped with air inlet pipe, and described air inlet pipe is connected with a blower fan by connecting pipe.The program can improve the radiating efficiency of transformer.
Description
Technical field
The utility model relates to a kind of power transmitting device, specifically a kind of dry type heat-dissipating voltage transformer.
Background technology
Transformer is requisite equipment in the middle of circuit transmission, and it can be divided into distribution transformer, power transformer, full-sealed transformer, combined transformer, dry-type transformer, oil-filled transformer, single-phase transformer, furnace transformer and rectifier transformer by purposes.
Wherein, common dry-type transformer in use, usual meeting is at the external fan of transformer, when the temperature of transformer is elevated to a certain degree, being undertaken contacting by air-flow and transformer makes transformer dispel the heat, but, due to transformer operationally, temperature raises, outside radiations heat energy simultaneously, temperature near radiator is raised too, and now the gas flow temperature that drives of fan is also higher, make the efficient heat transfer between transformer and air poor, the heat produced during transformer work can not leave in time, cause the too high damage parts of temperature, transformer life is significantly reduced, this is the deficiencies in the prior art part.
Utility model content
Technical problem to be solved in the utility model is, for the deficiencies in the prior art, provides a kind of dry type heat-dissipating voltage transformer, for improving the radiating efficiency of transformer.
A kind of dry type heat-dissipating voltage transformer of the present utility model, comprises housing, and is located at the transformer body in housing; Described transformer body comprises iron core, the winding coil windings on iron core, and for being wrapped in the epoxy resin layer in iron core and coil windings; The outer cover of epoxy resin layer is provided with a ring baffle, and the two ends of ring baffle are fixed on the madial wall of housing, surround the first cavity between this ring baffle and housing, this ring baffle and surround the second cavity between epoxy resin layer and housing; The housing relative with the first cavity is provided with air inlet and second exhaust port, and described air inlet is positioned at the below of second exhaust port; The housing relative with the upper end of the second cavity is provided with first row gas port, and the housing relative with the lower end of the second cavity is equipped with air inlet pipe, and described air inlet pipe is connected with a blower fan by connecting pipe.
During use, in the second cavity, pass into gas by blower fan, airflow passes second cavity on the one hand, discharge through first row gas port after heat exchange, thus take away most of heat of transformer body generation.In addition, a part in the heat that transformer body produces is passed to the first cavity by ring baffle, rise after gas in first cavity is heated, thus make the first cavity form negative pressure cavity, outside air is inhaled into the first cavity through air inlet, in the first cavity, carry out heat exchange, discharged by the second exhaust port on housing afterwards, thus the heat of absorption is taken away; And so forth, the relatively low air-flow of ambient temperature enters the first cavity continuously, flow out from second exhaust port after heat exchange, thus make the utility model can automatically and constantly taken away by the heat in the first cavity, and then ring baffle is played to the effect of cooling, the final cooling promoting transformer.
One end of described air inlet pipe passes to outside housing, the other end of air inlet pipe with bend, the opening direction of the gas outlet of described bend and the madial wall of housing tangent.
The opening direction level of the gas outlet of described bend.
Described air inlet pipe comprises line part and described bend, and bend is arranged in housing, and one end of line part passes to outside housing, and the other end of line part is connected with bend.
Described ring baffle comprises sleeve, is fixed on the funnel-form enclosing of sleeve upper end, and is fixed on the inverted funnel-form enclosing of sleeve lower end, and sleeve is connected respectively with the funnel-form enclosing at two ends.
Described ring baffle adopts axially symmetric structure.
Described first row gas port is provided with ventilating fan.
Described second exhaust port is equipped with ventilating fan, described air inlet is equipped with supply fan.
Compared with prior art, the utility model has the advantage of:
(1) the utility model is by the use of ring baffle, defines two cavitys separately for dispelling the heat, and in the second cavity, by the effect of blower fan, accelerates the heat radiation of transformer; And in the first cavity, rise after gas in first cavity is heated, thus make the first cavity form negative pressure cavity, the relatively low air-flow of ambient temperature enters the first cavity continuously, flow out from second exhaust port after heat exchange, thus make the utility model can automatically and heat in first cavity taken away constantly, and then play the effect of cooling to ring baffle, the final cooling promoting transformer; Therefore, the different sinking path that the utility model adopts two kinds can use simultaneously dispels the heat, and this can improve the radiating efficiency of transformer;
(2) the utility model when passing into gas by blower fan in the second cavity, the gas be passed into enters the second cavity with the direction that the madial wall level with housing is tangent, thus whirlpool is formed in the second cavity, thus be convenient to by gas fast and be full of whole second cavity equably, this can increase the uniformity of the utility model heat radiation to a great extent.
As can be seen here, the utility model compared with prior art, has substantive distinguishing features and progress, and its beneficial effect implemented also is apparent.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment 1 of the present utility model;
Fig. 2 is the structural representation of embodiment 2 of the present utility model;
The installment state schematic diagram that Fig. 3 is air inlet shown in Fig. 1 and Fig. 2 and housing.
Wherein: 1 is housing, 2 is air inlet pipe, and 21 is line part, and 22 is bend, 3 is iron core, and 4 is coil windings, and 5 is first row gas port, and 6 is ring baffle, 61 is funnel-form enclosing, and 62 is sleeve, and 63 is funnel-form enclosing, and 7 is the first cavity, 8 is second exhaust port, and 9 is epoxy resin layer, and 10 is connecting pipe, 11 is blower fan, and 12 is air inlet, and 13 is the second cavity, 14 is ventilating fan, and 15 is ventilating fan, and 16 is supply fan.
Embodiment
For making the technical solution of the utility model and advantage clearly, below in conjunction with accompanying drawing of the present utility model, the technical solution of the utility model is clearly and completely described.Wherein, orientation involved in the utility model, all with reference to the orientation of attached picture in picture.
Embodiment 1:
As shown in figures 1 and 3, a kind of dry type heat-dissipating voltage transformer of the present utility model, comprises housing 1, and is located at the transformer body in housing 1; Described transformer body comprises iron core 3, the winding coil windings 4 on iron core 3, and for being wrapped in iron core 3 and the epoxy resin layer 9 in coil windings 4.The outer cover of epoxy resin layer 9 is provided with a ring baffle 6, and the two ends of ring baffle 6 are fixed on the madial wall of housing 1, and this ring baffle 6 adopts axially symmetric structure.The first cavity 7 is surrounded, ring baffle 6 and surround the second cavity 13 between epoxy resin layer 9 and housing 1 between ring baffle 6 and housing 1.The housing 1 relative with the first cavity 7 is provided with air inlet 12 and second exhaust port 8, and described air inlet 12 is positioned at the below of second exhaust port 8.The housing 1 relative with the upper end of the second cavity 13 is provided with first row gas port 5, and the housing 1 relative with the lower end of the second cavity 13 is equipped with air inlet pipe 2.One end of described air inlet pipe 2 passes to outside housing 1, the other end of air inlet pipe 2 with bend 22, the opening direction of the gas outlet of described bend 22 and the madial wall of housing 1 tangent, and the opening direction level of the gas outlet of bend 22; Described air inlet pipe 2 is connected with a blower fan 11 by connecting pipe 10.
Wherein, the utility model when passing into gas by blower fan 1 in the second cavity 13, the gas be passed into enters the second cavity 13 with the direction that the madial wall level with housing 1 is tangent, thus whirlpool is formed in the second cavity 13, thus be convenient to by gas fast and be full of whole second cavity 13 equably, this materially increases the uniformity of the utility model heat radiation.
In the present embodiment, described air inlet pipe 2 comprises line part 21 and described bend 22, and bend 22 is arranged in housing 1, and one end of line part 21 passes to outside housing 1, and the other end of line part 21 is connected with bend 22.
In the present embodiment, described ring baffle 6 comprises sleeve 62, is fixed on the funnel-form enclosing 61 of sleeve 62 upper end, and is fixed on the inverted funnel-form enclosing 63 of sleeve 62 lower end, and sleeve 62 is connected respectively with the funnel-form enclosing at two ends.
During use, the utility model can pass into gas by blower fan 1 in the second cavity 13, and airflow passes second cavity 13, discharges through first row gas port 5 after heat exchange, thus takes away most of heat of transformer body generation.In addition, a part in the heat that transformer body produces is passed to the first cavity 7 by ring baffle 6, rise after gas in first cavity 7 is heated, thus make the first cavity 7 form negative pressure cavity, outside air is inhaled into the first cavity 7 through air inlet 12, in the first cavity 7, carry out heat exchange, discharged by the second exhaust port 8 on housing 1 afterwards, thus the heat of absorption is taken away; And so forth, the relatively low air-flow of ambient temperature enters the first cavity 7 continuously, flow out from second exhaust port 8 after heat exchange, thus make the utility model can automatically and constantly taken away by the heat in the first cavity 7, and then ring baffle 6 is played to the effect of cooling, the final cooling promoting transformer.
To sum up, transformer described in the utility model, can be dispelled the heat by two kinds of sinking path simultaneously, not only can improve the radiating efficiency of transformer.
Embodiment 2:
As shown in Figures 2 and 3, compared with embodiment 1, the difference of present embodiment is: on first row gas port 5, be equipped with ventilating fan 15, and second exhaust port 8 is equipped with ventilating fan 14, and air inlet 12 is equipped with supply fan 16.Wherein, the use of supply fan 16 and each ventilating fan, is guaranteeing that the utility model on the basis of normal ventilation, can add the speed of ventilation, thus further increase radiating efficiency to a certain extent.
To sum up, the utility model structure is simple, improves the heat radiation effect of transformer, comparatively practical.
Above execution mode only in order to the technical solution of the utility model to be described, is not intended to limit; Although be described in detail the utility model with reference to aforementioned embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in aforementioned each execution mode, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each execution mode technical scheme of the utility model.
Claims (8)
1. a dry type heat-dissipating voltage transformer, comprises housing, and is located at the transformer body in housing; Described transformer body comprises iron core, the winding coil windings on iron core, and for being wrapped in the epoxy resin layer in iron core and coil windings; It is characterized in that, the outer cover of epoxy resin layer is provided with a ring baffle, and the two ends of ring baffle are fixed on the madial wall of housing, surround the first cavity between this ring baffle and housing, this ring baffle and surround the second cavity between epoxy resin layer and housing; The housing relative with the first cavity is provided with air inlet and second exhaust port, and described air inlet is positioned at the below of second exhaust port; The housing relative with the upper end of the second cavity is provided with first row gas port, and the housing relative with the lower end of the second cavity is equipped with air inlet pipe, and described air inlet pipe is connected with a blower fan by connecting pipe.
2. dry type heat-dissipating voltage transformer according to claim 1, is characterized in that, one end of described air inlet pipe passes to outside housing, the other end of air inlet pipe with bend, the opening direction of the gas outlet of described bend and the madial wall of housing tangent.
3. dry type heat-dissipating voltage transformer according to claim 2, is characterized in that, the opening direction level of the gas outlet of described bend.
4. the dry type heat-dissipating voltage transformer according to Claims 2 or 3, it is characterized in that, described air inlet pipe comprises line part and described bend, and bend is arranged in housing, one end of line part passes to outside housing, and the other end of line part is connected with bend.
5. the dry type heat-dissipating voltage transformer according to claim 1 or 2 or 3, it is characterized in that, described ring baffle comprises sleeve, is fixed on the funnel-form enclosing of sleeve upper end, and is fixed on the inverted funnel-form enclosing of sleeve lower end, and sleeve is connected respectively with the funnel-form enclosing at two ends.
6. dry type heat-dissipating voltage transformer according to claim 5, is characterized in that: described ring baffle adopts axially symmetric structure.
7. the dry type heat-dissipating voltage transformer according to claim 1 or 2 or 3, is characterized in that: described first row gas port is provided with ventilating fan.
8. dry type heat-dissipating voltage transformer according to claim 7, is characterized in that: described second exhaust port is equipped with ventilating fan, described air inlet is equipped with supply fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520259232.9U CN204558196U (en) | 2015-04-27 | 2015-04-27 | A kind of dry type heat-dissipating voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520259232.9U CN204558196U (en) | 2015-04-27 | 2015-04-27 | A kind of dry type heat-dissipating voltage transformer |
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| Publication Number | Publication Date |
|---|---|
| CN204558196U true CN204558196U (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520259232.9U Expired - Fee Related CN204558196U (en) | 2015-04-27 | 2015-04-27 | A kind of dry type heat-dissipating voltage transformer |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106449017A (en) * | 2016-12-12 | 2017-02-22 | 沈小红 | Dry-type transformer cooling device |
| CN107017734A (en) * | 2017-05-10 | 2017-08-04 | 浙江时光智能装备有限公司 | The cooling mechanism of AC permanent magnet synchronous motor |
| CN109193679A (en) * | 2018-09-27 | 2019-01-11 | 贵州电网有限责任公司凯里供电局 | A kind of intelligent distribution network AVC voltage controller |
| CN118157006A (en) * | 2024-05-10 | 2024-06-07 | 西安新兴自动控制电器有限公司 | Heat radiation structure of switch board |
-
2015
- 2015-04-27 CN CN201520259232.9U patent/CN204558196U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106449017A (en) * | 2016-12-12 | 2017-02-22 | 沈小红 | Dry-type transformer cooling device |
| CN106449017B (en) * | 2016-12-12 | 2017-11-24 | 亳州沃野知识产权服务有限公司 | A kind of cooling device for dry-type transformer |
| CN107017734A (en) * | 2017-05-10 | 2017-08-04 | 浙江时光智能装备有限公司 | The cooling mechanism of AC permanent magnet synchronous motor |
| CN109193679A (en) * | 2018-09-27 | 2019-01-11 | 贵州电网有限责任公司凯里供电局 | A kind of intelligent distribution network AVC voltage controller |
| CN118157006A (en) * | 2024-05-10 | 2024-06-07 | 西安新兴自动控制电器有限公司 | Heat radiation structure of switch board |
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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: 20150812 Termination date: 20160427 |