CN218730261U - Energy-saving dry-type power transformer - Google Patents
Energy-saving dry-type power transformer Download PDFInfo
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- CN218730261U CN218730261U CN202222810485.3U CN202222810485U CN218730261U CN 218730261 U CN218730261 U CN 218730261U CN 202222810485 U CN202222810485 U CN 202222810485U CN 218730261 U CN218730261 U CN 218730261U
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Abstract
The utility model discloses an energy-conserving dry-type power transformer relates to power transformer technical field, its technical essential: the box body is internally provided with a coil winding, coiled radiating pipes are arranged on two sides outside the box body, two ends of each radiating pipe are opened, the outer walls of the radiating pipes are attached to the outer wall of the box body, one sides, away from the box body, of the radiating pipes are provided with a plurality of radiating holes, radiating fans are arranged outside the radiating pipes on two sides of the box body, and a temperature sensor is arranged in the box body and connected with the radiating fans through a control unit; the utility model discloses can ensure heat-sinking capability, guarantee the normal operating of transformer.
Description
Technical Field
The utility model belongs to the technical field of power transformer technique and specifically relates to an energy-conserving dry-type power transformer is related to.
Background
A Transformer (Transformer) is a device that changes an ac voltage using the principle of electromagnetic induction, and is an important link in transmission, distribution, and use of electric energy. Transformers are classified into dry transformers and oil-immersed transformers according to cooling methods. The dry-type power transformer is a dry-type transformer with high electrical strength, mechanical strength and heat-resisting strength, is an excellent product for transforming an urban power grid, and is particularly suitable for important places requiring fire prevention, explosion prevention and moisture prevention, such as high-rise buildings, airports, power stations, commercial centers and the like. In short, a dry transformer refers to a transformer in which the core and the winding are not immersed in insulating oil.
The prior issued patents: an energy-saving dry-type power transformer with application number CN202020454937.7, the background art indicates that: after the dry-type power transformer is carried for a long time, the internal temperature of the dry-type power transformer is increased due to heat generated by the internal coil winding, so that the normal operation of the transformer is influenced; therefore, we will provide another structure for dissipating heat of the dry-type transformer.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an energy-conserving dry-type power transformer, guarantee heat-sinking capability guarantees the normal operating of transformer.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides an energy-conserving dry-type power transformer, includes the box, be equipped with the coil winding in the box, the outer both sides of box are equipped with the cooling tube that coils, cooling tube both ends opening, cooling tube outer wall and the laminating of box outer wall, the cooling tube section is D shape, one side that the box was kept away from to the cooling tube is opened and is had a plurality of louvres, the box both sides are equipped with radiator fan outside the cooling tube, be equipped with temperature sensor in the box, temperature sensor is connected with radiator fan through the control unit.
Through the scheme, when the dry-type transformer works, the coil winding generates heat, the temperature in the box body rises, the temperature in the box body is transmitted to the radiating pipe through the box body shell, the temperature sensor monitors the temperature, and when the temperature in the box body is lower than a set value, the heat on the radiating pipe is taken away through the flow of outside air, so that the aim of radiating is achieved; when the temperature in the box body is higher than a set value, the temperature sensor controls the cooling fan to work through the control unit; when the temperature in the box body is lower than the set value again, the cooling fan stops so as to save energy; the radiator fan during operation, take away the heat on radiator pipe surface with higher speed on the one hand, radiator fan drives the both sides opening that the air current passes through the cooling tube on the one hand, get into in the cooling tube, later discharge through the louvre, take away the heat in the cooling tube, improve the heat-sinking capability, the heat in the assurance box can discharge more fast, guarantee the heat-sinking capability of this transformer, guarantee the normal operating of transformer to transformer cost more energy completion vary voltage work, it is extravagant to reduce the energy, realize energy-conservation to a certain extent.
Preferably, the radiating pipe is provided with radiating fins between the two radiating holes.
Preferably, one end of the radiating pipe is communicated with a fan, and the fan is connected with the control unit.
Preferably, the two ends of the radiating pipe are connected with the outer wall of the box body through fixing frames, thread sleeves are arranged outside the box body, and the fixing frames are in threaded connection with the thread sleeves through bolts.
Preferably, the control unit is a single chip microcomputer.
The utility model discloses following beneficial effect has:
when the dry-type transformer works, the coil winding generates heat, the temperature in the box body rises, the temperature in the box body is transmitted to the radiating pipe through the box body shell, the temperature sensor monitors the temperature, and when the temperature in the box body is lower than a set value, the heat on the radiating pipe is taken away through the flow of outside air, so that the radiating purpose is achieved; when the temperature in the box body is higher than a set value, the temperature sensor controls the cooling fan to work through the control unit; when the temperature in the box body is lower than the set value again, the cooling fan stops so as to save energy; the radiator fan during operation, take away the heat on radiator pipe surface with higher speed on the one hand, radiator fan drives the both sides opening that the air current passes through the cooling tube on the one hand, get into in the cooling tube, later discharge through the louvre, take away the heat in the cooling tube, improve the heat-sinking capability, the heat in the assurance box can discharge more fast, guarantee the heat-sinking capability of this transformer, guarantee the normal operating of transformer to transformer cost more energy completion vary voltage work, it is extravagant to reduce the energy, realize energy-conservation to a certain extent.
Drawings
Fig. 1 is a front view of an embodiment of the present invention.
Fig. 2 is a side view of the embodiment of the present invention.
In the figure: 1. a box body; 2. a coil winding; 3. a radiating pipe; 301. an opening; 4. heat dissipation holes; 5. a heat-dissipating fan; 6. a temperature sensor; 7. a heat dissipating fin; 8. a fan; 9. a fixing frame.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
An energy-saving dry-type power transformer is shown in fig. 1-2 and comprises a box body 1, wherein a coil winding 2 is arranged in the box body 1, coiled radiating pipes 3 are arranged on two sides outside the box body 1, two ends of each radiating pipe 3 are provided with openings 301, the outer walls of the radiating pipes 3 are attached to the outer wall of the box body 1, the sections of the radiating pipes 3 are D-shaped, one side, away from the box body 1, of each radiating pipe 3 is provided with a plurality of radiating holes 4, radiating fans 5 are arranged outside the radiating pipes 3 on two sides of the box body 1, a temperature sensor 6 is arranged in the box body 1, and the temperature sensor 6 is connected with the radiating fans 5 through a control unit;
as shown in fig. 1-2, when the dry-type transformer works, the coil winding 2 generates heat, the temperature in the box body 1 rises, the temperature in the box body 1 is transmitted to the radiating pipe 3 through the outer shell of the box body 1, the temperature sensor 6 monitors the temperature, and when the temperature in the box body 1 is lower than a set value, the heat on the radiating pipe 3 is taken away through the flow of outside air, so that the purpose of radiating is achieved; when the temperature in the box body 1 is higher than a set value, the temperature sensor 6 controls the cooling fan 5 to work through the control unit; when the temperature in the box body 1 is lower than the set value again, the cooling fan 5 stops so as to save energy; 5 during operation of radiator fan, take away the heat on radiator pipe 3 surface with higher speed on the one hand, radiator fan 5 drives the both sides opening 301 that the air current passes through radiator pipe 3 on the one hand, get into in the radiator pipe 3, later discharge through louvre 4, take away the heat in the radiator pipe 3, the heat-sinking capability is improved, guarantee that the heat in box 1 can discharge more fast, ensure the heat-sinking capability of this transformer, guarantee the normal operating of transformer, in order to avoid the transformer cost more the energy and accomplish vary voltage work, it is extravagant to reduce the energy, realize energy-conservation to a certain extent.
As shown in fig. 1-2, the heat dissipation pipe 3 is provided with a heat dissipation fin 7 between two heat dissipation holes 4, and the end of the heat dissipation fin 7 is preferably connected with the outer wall of the box body 1; the arrangement of the radiating fins 7 can improve the radiating capacity and ensure the radiating effect.
As shown in fig. 1-2, one end of the radiating pipe 3 is communicated with a fan 8, and the fan 8 is connected with the control unit; the fan 8 is generally provided with an opening 301, and when the fan 8 does not work, the air inlet of the opening 301 of the radiating pipe 3 is not greatly influenced; when the temperature is higher than dangerous numerical value in the box body 1, the fan 8 is started to accelerate the air circulation in the radiating pipe 3 and accelerate the radiating efficiency of the radiating pipe 3.
As shown in fig. 1-2, two ends of the heat dissipation pipe 3 are connected with the outer wall of the box body 1 through a fixing frame 9, a threaded sleeve is arranged outside the box body 1, and the fixing frame 9 is in threaded connection with the threaded sleeve through a bolt; the radiating pipe 3 is convenient to fix, the position stability of the radiating pipe 3 is improved, the radiating pipe 3 is kept attached to the outer wall of the box body 1, and the radiating effect is ensured; meanwhile, after the fixing frame 9 is removed, the radiating pipe 3 is convenient to replace.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent replacements or modifications made based on the present invention to solve the same technical problems and achieve the same technical effects are all covered by the protection scope of the present invention.
Claims (5)
1. The utility model provides an energy-conserving dry-type power transformer, includes box (1), be equipped with coil winding (2) in box (1), its characterized in that: the radiating pipe of coiling (3) is equipped with to box (1) outer both sides, radiating pipe (3) both ends opening (301), the laminating of radiating pipe (3) outer wall and box (1) outer wall, radiating pipe (3) section is D shape, one side that box (1) was kept away from in radiating pipe (3) is opened has a plurality of louvres (4), box (1) both sides are equipped with radiator fan (5) outside radiating pipe (3), be equipped with temperature sensor (6) in box (1), temperature sensor (6) are connected with radiator fan (5) through the control unit.
2. An energy efficient dry power transformer as claimed in claim 1, wherein: and a radiating fin (7) is arranged between the two radiating holes (4) of the radiating pipe (3).
3. An energy efficient dry power transformer as claimed in claim 1, wherein: and one end of the radiating pipe (3) is communicated with a fan (8), and the fan (8) is connected with the control unit.
4. An energy efficient dry power transformer as claimed in claim 1, wherein: the radiating pipe (3) both ends are connected with box (1) outer wall through mount (9), box (1) is equipped with the thread bush outward, mount (9) are through bolt and thread bush threaded connection.
5. An energy efficient dry power transformer as claimed in claim 1, wherein: the control unit is a single chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222810485.3U CN218730261U (en) | 2022-10-25 | 2022-10-25 | Energy-saving dry-type power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222810485.3U CN218730261U (en) | 2022-10-25 | 2022-10-25 | Energy-saving dry-type power transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218730261U true CN218730261U (en) | 2023-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222810485.3U Active CN218730261U (en) | 2022-10-25 | 2022-10-25 | Energy-saving dry-type power transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218730261U (en) |
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2022
- 2022-10-25 CN CN202222810485.3U patent/CN218730261U/en active Active
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