CN217035348U - Amorphous alloy three-dimensional coil iron core dry-type transformer - Google Patents
Amorphous alloy three-dimensional coil iron core dry-type transformer Download PDFInfo
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- CN217035348U CN217035348U CN202220651820.7U CN202220651820U CN217035348U CN 217035348 U CN217035348 U CN 217035348U CN 202220651820 U CN202220651820 U CN 202220651820U CN 217035348 U CN217035348 U CN 217035348U
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Abstract
The utility model discloses an amorphous alloy three-dimensional wound core dry-type transformer, which comprises: a box body; the transformer body is arranged in the box body and comprises a three-dimensional wound iron core and a wire group, the three-dimensional wound iron core is in a three-dimensional triangular shape, and the wire group is wound on a core column of the three-dimensional wound iron core; the heat dissipation part is of a cylindrical structure and is arranged in the center of the three-dimensional wound core, two ends of the heat dissipation part penetrate through the box body to form an airflow channel in the center of the box body, a first fin is arranged on the outer side cylinder wall of the heat dissipation part, and a spiral heat dissipation plate is arranged on the inner side of the heat dissipation part. The utility model can realize good heat dissipation function and has the characteristic of isolating the iron core and the wire group from the outside.
Description
Technical Field
The utility model belongs to the field of power equipment. More particularly, the present invention relates to an amorphous alloy three-dimensional wound core dry-type transformer.
Background
The amorphous alloy dry type transformer iron core and the winding are not immersed in insulating oil, but are directly exposed in air, and the air is used for cooling the amorphous alloy dry type transformer iron core and the winding, so that the amorphous alloy dry type transformer has good flame retardant property and lower maintenance cost, and the proportion of the amorphous alloy dry type transformer in the total amount of the distribution transformer is continuously improved. However, dust, moisture and the like in the air are in contact with the amorphous alloy dry-type transformer core and the winding, and influence is caused on the normal operation of the transformer. Therefore, it is desirable to design a dry-type transformer having good heat dissipation capability and iron core and wire set isolated from the outside.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
Still another object of the present invention is to provide an amorphous alloy three-dimensional wound core dry type transformer capable of isolating an iron core and a wire group from the outside while achieving a good heat dissipation function, thereby enhancing durability and stability of the transformer.
To achieve these objects and other advantages and in accordance with the purpose of the utility model, there is provided an amorphous alloy stereoscopic wound core dry-type transformer, comprising:
a box body;
the transformer body is arranged in the box body and comprises a three-dimensional wound iron core and a wire group, the three-dimensional wound iron core is in a three-dimensional triangular shape, and the wire group is wound on a core column of the three-dimensional wound iron core;
the heat dissipation piece is of a cylindrical structure and arranged in the center of the three-dimensional wound iron core, two ends of the heat dissipation piece penetrate through the box body to form an airflow channel in the center of the box body, a first fin is arranged on the outer side barrel wall of the heat dissipation piece, and a spiral heat dissipation plate is arranged on the inner side of the heat dissipation piece.
When the transformer body works, the generated heat is accumulated in the box body, and the heat is dissipated through the box body and the heat dissipating piece on the other hand. When the air flows in the heat dissipation member, an air flow is formed to take away heat on the heat dissipation plate. The utility model takes away the heat outside and inside the transformer body by utilizing the box body and the heat radiating piece, thereby improving the heat radiating effect. In addition, the transformer body is isolated from the outside, so that the contact with dust and water vapor is avoided, and the durability and the stability of the transformer are enhanced.
Preferably, a fan is arranged at the lower end of the heat radiating member. Utilize the fan to form strong air convection in the radiating piece, improved the radiating effect.
Preferably, a protective cover is arranged below the fan.
Preferably, a second protective cover is provided at an upper end of the heat sink. Through setting up the second safety cover, avoid external foreign matter to enter into in the radiating piece.
Preferably, the outer side wall of the box body is provided with a second fin.
Preferably, the heat dissipation plate is provided with a plurality of heat dissipation holes. The radiating holes are additionally arranged on the radiating plate, so that air flow in the radiating piece is increased, and the radiating effect is further improved.
Preferably, the wire set comprises an inner wire set and an outer wire set, the inner wire set is wound on the outer side of the core column, the outer side of the inner wire group is provided with a wire winding part, the wire winding part comprises a winding drum, a plurality of layers of positioning parts and a plurality of diversion trenches, each layer of positioning part is composed of 4 positioning plates, the 4 positioning plates are arranged at intervals along the circumferential direction of the winding drum, two adjacent positioning plates form heat conduction trenches on the winding drum, the positioning plate of the positioning part at the lower layer is opposite to the heat conduction trenches formed by the positioning plates of the positioning part at the upper layer, the guide groove is arranged along the axis direction of the bobbin, the groove wall on one side of the guide groove is connected with one end of the positioning plate of the upper positioning piece, the groove wall on the other side of the guide groove is connected with one end of the positioning plate of the lower positioning piece, a winding groove is formed between the upper positioning piece and the lower positioning piece, and the outer wire group is wound in the winding groove.
The utility model at least comprises the following beneficial effects:
firstly, the utility model takes away the heat at the outer side and the inner side of the transformer body by utilizing the box body and the heat radiating piece respectively, thereby improving the heat radiating effect. In addition, the transformer body is isolated from the outside, so that the contact with dust and water vapor is avoided, and the durability and the stability of the transformer are enhanced.
Secondly, the heat dissipation holes are additionally formed in the heat dissipation plate, so that air flow in the heat dissipation part is increased, and the heat dissipation effect is further improved.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 illustrates a structural view of a heat sink;
fig. 3 illustrates a schematic structure of the wire winding member.
1. A box body; 2. a heat sink; 3. a heat dissipation plate; 4. heat dissipation holes; 5. a second fin; 6. a first fin; 7. a heat conducting groove; 8. a bobbin; 9. positioning a plate; 10. a diversion trench.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the utility model by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or combinations thereof.
It should be noted that, in the description of the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, a fixed connection, or an integral connection and disposition. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terms "lateral," "longitudinal," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the utility model and to simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.
As shown in fig. 1, the present invention provides an amorphous alloy three-dimensional wound core dry-type transformer, which includes:
a box body 1;
the transformer body is arranged in the box body 1 and comprises a three-dimensional wound iron core and a wire group, the three-dimensional wound iron core is in a three-dimensional triangular shape, and the wire group is wound on a core column of the three-dimensional wound iron core;
the heat dissipation device comprises a heat dissipation part 2 which is of a cylindrical structure, wherein the heat dissipation part 2 is arranged in the center of the three-dimensional wound core, two ends of the heat dissipation part 2 penetrate through the box body 1 to form an air flow channel in the center of the box body 1, a first fin 6 is arranged on the outer side cylinder wall of the heat dissipation part 2, and a spiral heat dissipation plate 3 is arranged on the inner side of the heat dissipation part 2.
When the transformer body works, the generated heat is accumulated in the box body 1, and the heat is dissipated through the box body 1 on one hand and the heat dissipating piece 2 on the other hand. When the gas flows in the heat radiating member 2, a flow of gas is formed to take away heat on the heat radiating plate 3. The utility model utilizes the box body 1 and the heat radiating piece 2 to take away the heat at the outer side and the inner side of the transformer body respectively, thereby improving the heat radiating effect. The transformer body is isolated from the outside, so that the contact with dust and water vapor is avoided, and the durability and the stability of the transformer are enhanced.
In another technical scheme, a fan is arranged at the lower end of the heat radiating piece 2. The fan is used for forming strong air convection in the heat dissipation part 2, and the heat dissipation effect is improved.
In another technical scheme, a protective cover is arranged below the fan.
In another technical solution, a second protective cover is arranged at the upper end of the heat sink 1.
In another technical solution, the outer side wall of the box 1 is provided with a second fin 5.
In another technical solution, a plurality of heat dissipation holes 4 are formed in the heat dissipation plate 3. The radiating holes 4 are additionally formed in the radiating plate 3, so that air flow in the radiating piece 2 is increased, and the radiating effect is further improved.
In another technical solution, the wire set includes an inner wire set and an outer wire set, the inner wire set is wound outside the core column, the outer side of the inner wire set is provided with a wire winding member, the wire winding member includes a bobbin 8, a plurality of positioning members and a plurality of guiding gutters 10, each positioning member is composed of 4 positioning plates 9, 4 positioning plates 9 are arranged at intervals along the circumferential direction of the bobbin 8, two adjacent positioning plates 9 form a heat conducting trough 7 on the bobbin 8, the positioning plate of the lower positioning member is opposite to the heat conducting trough 7 formed by the positioning plate of the upper positioning member, the guiding gutters 10 are arranged along the axial direction of the bobbin 8, the groove wall of one side of the guiding gutter 10 is connected with one end of the positioning plate of the upper positioning member, the groove wall of the other side is connected with one end of the positioning plate of the lower positioning member, the wire winding groove is formed between the upper positioning member and the lower positioning member, the outer wire group is wound in the winding groove. The heat generated by the outer wire group enters the heat conduction groove 7, and the heat in the outer wire group is taken out through the flow guide groove 10.
While embodiments of the utility model have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the utility model pertains, and further modifications may readily be made by those skilled in the art, it being understood that the utility model is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (7)
1. Three-dimensional iron core dry-type transformer of rolling up of metallic glass, its characterized in that includes:
a box body;
the transformer body is arranged in the box body and comprises a three-dimensional wound iron core and a wire group, the three-dimensional wound iron core is in a three-dimensional triangular shape, and the wire group is wound on a core column of the three-dimensional wound iron core;
the heat dissipation part is of a cylindrical structure and is arranged in the center of the three-dimensional wound core, two ends of the heat dissipation part penetrate through the box body to form an airflow channel in the center of the box body, a first fin is arranged on the outer side cylinder wall of the heat dissipation part, and a spiral heat dissipation plate is arranged on the inner side of the heat dissipation part.
2. The amorphous alloy solid core-wound dry-type transformer according to claim 1, wherein a fan is provided at a lower end of the heat sink.
3. The amorphous alloy solid core-wound dry-type transformer according to claim 2, wherein a first protective cover is disposed below the blower.
4. The amorphous alloy solid-rolled iron core dry-type transformer according to claim 2, wherein a second protective cover is disposed at an upper end of the heat sink.
5. The amorphous alloy solid-rolled iron core dry-type transformer according to claim 1, wherein the outer side wall of the box body is provided with a second fin.
6. The amorphous alloy solid core-wound dry-type transformer according to claim 1, wherein the heat dissipation plate is provided with a plurality of heat dissipation holes.
7. The dry type amorphous alloy coil iron core transformer as claimed in claim 1, wherein the wire set comprises an inner wire set and an outer wire set, the inner wire set is wound around the outer side of the core column, a winding member is disposed on the outer side of the inner wire set, the winding member comprises a bobbin, a plurality of positioning members and a plurality of guiding grooves, each positioning member comprises 4 positioning plates, the 4 positioning plates are arranged along the circumferential direction of the bobbin at intervals, two adjacent positioning plates form heat conducting grooves on the bobbin, the positioning plate of the lower positioning member is opposite to the heat conducting groove formed by the positioning plate of the upper positioning member, the guiding grooves are arranged along the axial direction of the bobbin, the groove wall of one side of the guiding groove is connected with one end of the positioning plate of the upper positioning member, the groove wall of the other side is connected with one end of the positioning plate of the lower positioning member, and the winding groove is formed between the upper positioning member and the lower positioning member, the outer wire group is wound in the winding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220651820.7U CN217035348U (en) | 2022-03-24 | 2022-03-24 | Amorphous alloy three-dimensional coil iron core dry-type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220651820.7U CN217035348U (en) | 2022-03-24 | 2022-03-24 | Amorphous alloy three-dimensional coil iron core dry-type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217035348U true CN217035348U (en) | 2022-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220651820.7U Active CN217035348U (en) | 2022-03-24 | 2022-03-24 | Amorphous alloy three-dimensional coil iron core dry-type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217035348U (en) |
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2022
- 2022-03-24 CN CN202220651820.7U patent/CN217035348U/en active Active
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