CN210667979U - Oil-immersed power transformer for high-altitude area - Google Patents
Oil-immersed power transformer for high-altitude area Download PDFInfo
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- CN210667979U CN210667979U CN201921697499.0U CN201921697499U CN210667979U CN 210667979 U CN210667979 U CN 210667979U CN 201921697499 U CN201921697499 U CN 201921697499U CN 210667979 U CN210667979 U CN 210667979U
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- waterproof box
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Abstract
The utility model discloses an oil-immersed power transformer for high-altitude area, including the waterproof box, install the transformer body in the waterproof box, install temperature switch on the transformer body, install the bracing piece in the waterproof box, the mounting bracket is installed to the upper end of bracing piece, installs the biax motor in the mounting bracket, and the flabellum is installed to the pivot one end of biax motor. This an oil-immersed power transformer for high-altitude area blocks sleet through the waterproof box, can make the transformer body keep dry, avoid appearing sleet and fall on the transformer body and accelerate the ageing condition of protective layer because of the temperature shock, ensure the life of transformer body, and the temperature variation through temperature switch induction transformer body, control double-shaft motor operation or stop, double-shaft motor drives the flabellum and in with outside air suction waterproof box, accelerate the inside circulation of air of waterproof box, can cool down the transformer body, thereby cool down its heat dissipation according to the temperature variation of transformer body.
Description
Technical Field
The utility model relates to a power transformer technical field specifically is an oil-immersed power transformer for high-altitude area.
Background
Distribution transformers are one of the important devices in industrial and mining enterprises and civil building power supply and distribution systems, and reduce 10(6) kV or 35kV network voltage to 230/400V bus voltage used by users. The product is suitable for alternating current 50(60) Hz and three-phase maximum rated capacity 2500kVA (single-phase maximum rated capacity 833kVA, and a single-phase transformer is not generally recommended) and can be used indoors (outdoors).
Because the difference in temperature is great round the clock in high-altitude area, when sleet weather, power transformer surface protection layer can accelerate the ageing of power transformer protective layer through the abrupt change of ambient air temperature for the power transformer body can receive the corruption after the protective layer is ageing, reduces power transformer's the life of accepting.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an oil-immersed power transformer for high altitude area to solve because the difference in temperature is great round the clock in high altitude area, when sleet weather, power transformer surface protection layer can accelerate the ageing of power transformer protective layer through the sudden change of ambient air temperature, makes the ageing back power transformer body of protective layer can receive the corruption, reduces power transformer's the problem of accepting the life-span.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an oil-immersed power transformer for high-altitude area, includes the waterproof box, install the transformer body in the waterproof box, install temperature switch on the transformer body, be equipped with air intake and air outlet on the waterproof box, all install the dirt filtrating screen in air intake and the air outlet, install the bracing piece in the waterproof box, the mounting bracket is installed to the upper end of bracing piece, install the double-shaft motor in the mounting bracket, the flabellum is installed to the pivot one end of double-shaft motor, and the pivot other end of double-shaft motor passes the dirt filtrating screen, and the one end that the double-shaft motor pivot was worn out installs the brush, and the brush is hugged closely on the dirt filtrating screen.
Preferably, a storage battery is installed in the waterproof box, and the double-shaft motor, the temperature switch and the storage battery are connected in series.
Preferably, the waterproof box is provided with a threading hole, and a sealing ring is arranged in the threading hole.
Preferably, the waterproof box is provided with a cover plate, and the cover plate is provided with a sealing gasket.
Preferably, two flashing plates are arranged on the waterproof box and are respectively positioned at the upper ends of the air inlet and the air outlet.
Compared with the prior art, the beneficial effects of the utility model are that: this an oil-immersed power transformer for high-altitude area blocks sleet through the waterproof box, can make the transformer body keep dry, avoid appearing sleet and fall on the transformer body and accelerate the ageing condition of protective layer because of the temperature shock, ensure the life of transformer body, and the temperature variation through temperature switch induction transformer body, control double-shaft motor operation or stop, double-shaft motor drives the flabellum and in with outside air suction waterproof box, accelerate the inside circulation of air of waterproof box, can cool down the transformer body, thereby cool down its heat dissipation according to the temperature variation of transformer body.
Drawings
FIG. 1 is a front cross-sectional view of the overall structure of the present invention;
fig. 2 is a side sectional view of the overall structure of the present invention.
In the figure: 1 waterproof box, 2 transformer bodies, 3 temperature switches, 4 air intakes, 5 air outlets, 6 dust screens, 7 bracing pieces, 8 mounting brackets, 9 double-shaft motors, 10 fan blades, 11 brushes, 12 storage batteries, 13 threading holes, 14 sealing rings, 15 cover plates, 16 sealing gaskets and 17 rain shielding plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: an oil-immersed power transformer for high altitude areas comprises a waterproof box 1, a transformer body 2 is installed in the waterproof box 1 through bolts, a temperature switch 3 is installed on the transformer body 2 through bolts, the type of the temperature switch 3 is BW-B2D, an air inlet 4 and an air outlet 5 are arranged on the waterproof box 1, dust filtering nets 6 are installed in the air inlet 4 and the air outlet 5 through bolts, a support rod 7 is installed in the waterproof box 1 through bolts, an installation frame 8 is installed at the upper end of the support rod 7 through bolts, a double-shaft motor 9 is installed in the installation frame 8 through bolts, the type of the double-shaft motor 9 is HJDJR38S79-BR-B, fan blades 10 are installed at one end of a rotating shaft of the double-shaft motor 9 through bolts, the other end of the rotating shaft of the double-shaft motor 9 penetrates through the dust filtering nets 6, a brush 11 is installed at the end, of the rotating shaft of the, can drive brush 11 when biax motor 9 rotates and rotate, brush 11 cleans dust filter 6, avoids appearing the dust and plugs up the condition that dust filter 6 reduces circulation of air speed, installs battery 12 through the screw in waterproof box 1, and series connection between biax motor 9, temperature switch 3 and the battery 12.
Referring to fig. 1 and 2, a threading hole 13 is formed in the waterproof case 1, a sealing ring 14 is arranged in the threading hole 13, a lead of the transformer body 1 passes through the threading hole 13, and the threading hole 13 and the lead are sealed by the sealing ring 14.
Referring to fig. 1, a cover plate 15 is installed on a waterproof case 1 by bolts, a gasket 16 is installed on the cover plate 15, and the waterproof case 1 and the cover plate 15 are sealed by the gasket 16.
Referring to fig. 2, two rain shields 17 are mounted on the waterproof box 1 through screws, the two rain shields 17 are respectively located at the upper ends of the air inlet 4 and the air outlet 5, the air inlet 14 and the air outlet 15 are shielded by the rain shields 17, and the condition that rain and snow enter the waterproof box 1 through the air inlet 14 and the air outlet 15 is avoided.
The utility model discloses when concrete implementation: when using, install transformer body 2 in waterproof box 1, block sleet through waterproof box 1, can make transformer body 2 keep dry, avoid appearing sleet and fall on transformer body 2 because of the condition that the abrupt change of temperature accelerates the protective layer ageing, ensure transformer body 2's life, and when transformer body 2 temperature risees to temperature switch 3's upper limit value, temperature switch 3 control double-shaft motor 9 moves, double-shaft motor 9 drives flabellum 10 and rotates, flabellum 10 is with outside air suction in waterproof box 1, accelerate the inside circulation of air of waterproof box 1, can cool down transformer body 2, treat when transformer body 2 temperature drops to temperature switch 3's lower limit value, temperature switch 3 control double-shaft motor 9 out-of-service, thereby can dispel the heat the cooling to it according to transformer body 2's temperature variation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An oil-immersed power transformer for high-altitude areas, comprising a waterproof box (1), characterized in that: install transformer body (2) in waterproof box (1), install temperature switch (3) on transformer body (2), be equipped with air intake (4) and air outlet (5) on waterproof box (1), all install dust filter screen (6) in air intake (4) and air outlet (5), install bracing piece (7) in waterproof box (1), mounting bracket (8) are installed to the upper end of bracing piece (7), install double-shaft motor (9) in mounting bracket (8), flabellum (10) are installed to the pivot one end of double-shaft motor (9), and the pivot other end of double-shaft motor (9) passes dust filter screen (6), and brush (11) are installed to the one end that double-shaft motor (9) pivot was worn out, and brush (11) hug closely on dust filter screen (6).
2. An oil filled power transformer for high altitude areas according to claim 1, characterized in that: install battery (12) in waterproof box (1), series connection between biax motor (9), temperature switch (3) and battery (12).
3. An oil filled power transformer for high altitude areas according to claim 1, characterized in that: a threading hole (13) is formed in the waterproof box (1), and a sealing ring (14) is arranged in the threading hole (13).
4. An oil filled power transformer for high altitude areas according to claim 1, characterized in that: the waterproof box (1) is provided with a cover plate (15), and the cover plate (15) is provided with a sealing gasket (16).
5. An oil filled power transformer for high altitude areas according to claim 1, characterized in that: install two dash boards (17) on waterproof box (1), two dash boards (17) are located respectively the upper end of air intake (4) and air outlet (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921697499.0U CN210667979U (en) | 2019-10-11 | 2019-10-11 | Oil-immersed power transformer for high-altitude area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921697499.0U CN210667979U (en) | 2019-10-11 | 2019-10-11 | Oil-immersed power transformer for high-altitude area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210667979U true CN210667979U (en) | 2020-06-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921697499.0U Active CN210667979U (en) | 2019-10-11 | 2019-10-11 | Oil-immersed power transformer for high-altitude area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210667979U (en) |
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2019
- 2019-10-11 CN CN201921697499.0U patent/CN210667979U/en active Active
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200730 Address after: 226341 No. 1, Dongyuan Avenue, ten Town, Tongzhou District, Jiangsu, Nantong Patentee after: JIANGSU DONGYUAN ELECTRICAI GROUP Co.,Ltd. Address before: 215100 No. 98 auspicious Road, Xu Jiang Industrial Park, Xu Town, Suzhou, Jiangsu, Wuzhong District Patentee before: SUZHOU DONGYUAN ELECTRICAL EQUIPMENT Co.,Ltd. |