CN203277029U - Dry type transformer - Google Patents
Dry type transformer Download PDFInfo
- Publication number
- CN203277029U CN203277029U CN 201320298476 CN201320298476U CN203277029U CN 203277029 U CN203277029 U CN 203277029U CN 201320298476 CN201320298476 CN 201320298476 CN 201320298476 U CN201320298476 U CN 201320298476U CN 203277029 U CN203277029 U CN 203277029U
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- Prior art keywords
- transformer
- protective casing
- protective shell
- shell body
- type transformer
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model discloses a dry type transformer. According to the technical scheme, the dry type transformer comprises a protective shell body and transformer bodies arranged inside the protective shell body, wherein air holes are formed in the protective shell body, each transformer body comprises bottom channel steel and a coil winding arranged on the bottom channel steel, cooling fans are arranged under each coil winding, the protective shell body is further provided with a ventilation port, an air exhaust fan is arranged at the ventilation port, the bottom channel steel is fixedly connected with the protective shell body, an anti-vibration cushion block is arranged between each coil winding and the bottom channel steel, a temperature-measuring device is arranged on each transformer body, the temperature-measuring devices are in signal connection with an alarm device, and drying agent is arranged inside the protective shell body. The dry type transformer effectively improves the air convection efficiency inside and outside the protective shell body, reinforces the heat radiating capacity of the cooling fans, has certain dehumidification capacity, and improves the quality of products.
Description
Technical field
The utility model relates to a kind of transformer, is specifically related to a kind of dry-type transformer.
Background technology
the safe operation of dry-type transformer and useful life, depend on to a great extent the safe and reliable of Transformer Winding insulation, it is moister that the operational environment of dry-type transformer has, what have is drier, existing dry-type transformer is in the situation that operational environment is moister, after work a period of time, the coil windings insulation property can descend, in the situation that operational environment is drier, the temperature of coil windings is easily too high again, cause the insulation property of winding to reduce, and as the dry-type transformer of indoor use, polygamy has guard shield, dry-type transformer is positioned at guard shield, in order to strengthen radiating effect, generally all the temperature rise that cooling blower reduces dry-type transformer can be set in guard shield, also can offer in addition ventilation hole and play the auxiliary heat dissipation effect on protective casing, but the method radiating effect is not still very perfect, the circulation of protective casing inner air and outer air is not very smooth and easy, to such an extent as to the air themperature of protective casing inside remains on certain height, can not effectively obtain the convection current with outside air, cause the radiating effect of cooling blower also to decrease, protective casing inner air and outer air convection current simultaneously has some setbacks and also is unfavorable for the removal of moisture, to be improved.
The utility model content
Deficiency for the prior art existence, the utility model provides a kind of dry-type transformer, and this dry-type transformer has effectively improved protective casing inner air and outer air convection efficiency, has strengthened the heat-sinking capability of cooling blower, has simultaneously certain dehumidifying effect, the quality of improving product.
For achieving the above object, the utility model provides following technical scheme: a kind of dry-type transformer, comprise protective casing and be arranged on the interior transformer body of protective casing, be provided with air-vent on described protective casing, described transformer body comprises bottom channel-section steel and the coil windings that is arranged on the channel-section steel of bottom, described coil windings below is provided with cooling blower, also is provided with ventilating opening on described protective casing, and described ventilating opening place is provided with exhaust blower.
By adopting technique scheme, be provided with ventilating opening on protective casing, the ventilating opening place is provided with exhaust blower, improved the efficient of protective casing inner air and outer air convection current, make the high temperature gas flow that produces in protective casing can effectively be discharged to the protective casing line space gas exchange of going forward side by side outward, thereby the air themperature in protective casing is reduced effectively, can not remain under the state of a higher temperature, cause the radiating effect of cooling blower to descend, indirectly cause the transformer temperature rise too high, the insulation property of reduction coil windings are damage equipment even; The simultaneously reinforcement of protective casing inner air and outer air convection current also impels the lifting of its dehumidifying effect, can effectively carry out cross-ventilation by exhaust blower, avoids in the situation that the moister coil windings decreasing insulating that causes the quality of improving product.
The utility model further is set to, and described bottom channel-section steel is fixedly connected with protective casing.
By adopting technique scheme, transformer can be fixedly connected with protective casing by the bottom channel-section steel, producing vibrations and impel transformer in the inner dystopy of protective casing when avoiding because of ground out-of-flatness inclination or transformer operation, is that transformer is installed and used safer stablizing.
The utility model further is set to, and is provided with anti-vibration heel block between described coil windings and bottom channel-section steel.
By adopting technique scheme, when the charged operation of transformer, complete machine produces vibration because of electromagnetic process, coil windings and be provided with cushion block for installing between fixing bottom channel-section steel, this cushion block can be to be certain thickness soft rubber, can be also the elastic cushion block of device spring, make transformer have certain shock resistance, avoid producing covibration with the vibration wave of characteristic frequency, destroy complete machine structure, serious accident occurs.
The utility model further is set to, and is provided with temperature measuring equipment on described transformer body, and described temperature measuring equipment signal is connected with warning device.
By adopting technique scheme, be provided with temperature measuring equipment on transformer body, the high temperature that produces in the time of can reacting intuitively the work of transformer belt electricity by temperature measuring equipment, after working temperature surpasses the Security alert temperature, the temperature measuring equipment signal is connected with warning device, by the rapid warning reminding of warning device, can in time adopt an effective measure, avoid the transformer accident of meeting accident of working at too high temperature.
The utility model further is set to, and is provided with drier in described protective casing.
By adopting technique scheme, be provided with drier in protective casing, guarantee that the environment in protective casing can too wet, avoid coil windings decreasing insulating and breaking down under the environment of humidity.
Description of drawings
Fig. 1 is the structural representation of the utility model dry-type transformer.
Reference numeral: 1, protective casing; 11, air-vent; 12, ventilating opening; 13, exhaust blower; 2, transformer body; 21, bottom channel-section steel; 22, coil windings; 23, cooling blower.
Embodiment
With reference to Fig. 1, the utility model dry-type transformer embodiment is described further.
A kind of dry-type transformer, comprise protective casing 1 and be arranged on the interior transformer body 2 of protective casing 1, be provided with air-vent 11 on protective casing 1, transformer body 2 comprises bottom channel-section steel 21 and the coil windings 22 that is arranged on the channel-section steel 21 of bottom, coil windings 22 belows are provided with cooling blower 23, also be provided with ventilating opening 12 on protective casing 1, ventilating opening 12 places are provided with exhaust blower 13.
By adopting technique scheme, be provided with ventilating opening 12 on protective casing 1, ventilating opening 12 places are provided with exhaust blower 13, improved the efficient of protective casing 1 inner air and outer air convection current, make the high temperature gas flow of protective casing 1 interior generation can effectively be discharged to the outer line space gas exchange of going forward side by side of protective casing 1, thereby the air themperature in protective casing 1 is reduced effectively, can not remain under the state of a higher temperature, cause the radiating effect of cooling blower 23 to descend, indirectly cause the transformer temperature rise too high, the insulation property of reduction coil windings 22 are damage equipment even; The reinforcement of protective casing 1 inner air and outer air convection current simultaneously also impels the lifting of its dehumidifying effect, can effectively carry out cross-ventilation by exhaust blower 13, avoids in the situation that moister coil windings 22 decreasing insulating that cause.
Described bottom channel-section steel 21 is fixedly connected with protective casing 1.
By adopting technique scheme, transformer can be fixedly connected with protective casing 1 by bottom channel-section steel 21, producing vibrations and impel transformer in the inner dystopy of protective casing 1 when avoiding because of ground out-of-flatness inclination or transformer operation, is that transformer is installed and used safer stablizing.
Be provided with anti-vibration heel block between described coil windings 22 and bottom channel-section steel 21.
By adopting technique scheme, when the charged operation of transformer, complete machine produces vibration because of electromagnetic process, coil windings 22 and be provided with cushion block for installing between fixing bottom channel-section steel 21, this cushion block can be to be certain thickness soft rubber, can be also the elastic cushion block of device spring, make transformer have certain shock resistance, avoid producing covibration with the vibration wave of characteristic frequency, destroy complete machine structure, serious accident occurs.
Be provided with temperature measuring equipment on described transformer body 2, the temperature measuring equipment signal is connected with warning device.
By adopting technique scheme, be provided with temperature measuring equipment on transformer body 2, the high temperature that produces in the time of can reacting intuitively the work of transformer belt electricity by temperature measuring equipment, after working temperature surpasses the Security alert temperature, the temperature measuring equipment signal is connected with warning device, by the rapid warning reminding of warning device, can in time adopt an effective measure, avoid the transformer accident of meeting accident of working at too high temperature.
Be provided with drier in described protective casing 1.
By adopting technique scheme, be provided with drier in protective casing 1, guarantee that the environment in protective casing 1 can too wet, avoid coil windings 22 decreasing insulating and breaking down under the environment of humidity.
The above is only preferred implementation of the present utility model, and protection range of the present utility model also not only is confined to above-described embodiment, and all technical schemes that belongs under the utility model thinking all belong to protection range of the present utility model.Should be pointed out that for those skilled in the art, in the some improvements and modifications that do not break away under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (5)
1. dry-type transformer, comprise protective casing and be arranged on the interior transformer body of protective casing, be provided with air-vent on described protective casing, described transformer body comprises bottom channel-section steel and the coil windings that is arranged on the channel-section steel of bottom, described coil windings below is provided with cooling blower, it is characterized in that: also be provided with ventilating opening on described protective casing, described ventilating opening place is provided with exhaust blower.
2. a kind of dry-type transformer according to claim 1, it is characterized in that: described bottom channel-section steel is fixedly connected with protective casing.
3. a kind of dry-type transformer according to claim 2, is characterized in that: be provided with anti-vibration heel block between described coil windings and bottom channel-section steel.
4. a kind of dry-type transformer according to claim 3, it is characterized in that: be provided with temperature measuring equipment on described transformer body, described temperature measuring equipment signal is connected with warning device.
5. according to claim 2 or 3 or 4 described a kind of dry-type transformers, is characterized in that: be provided with drier in described protective casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320298476 CN203277029U (en) | 2013-05-28 | 2013-05-28 | Dry type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320298476 CN203277029U (en) | 2013-05-28 | 2013-05-28 | Dry type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203277029U true CN203277029U (en) | 2013-11-06 |
Family
ID=49507389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320298476 Expired - Fee Related CN203277029U (en) | 2013-05-28 | 2013-05-28 | Dry type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203277029U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105097236A (en) * | 2015-08-26 | 2015-11-25 | 人民电器集团江苏斯诺成套设备工程有限公司 | Low temperature rise dry-type transformer |
-
2013
- 2013-05-28 CN CN 201320298476 patent/CN203277029U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105097236A (en) * | 2015-08-26 | 2015-11-25 | 人民电器集团江苏斯诺成套设备工程有限公司 | Low temperature rise dry-type transformer |
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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: 20131106 Termination date: 20150528 |
|
| EXPY | Termination of patent right or utility model |