CN213583412U - Three-dimensional iron core rolling structure - Google Patents

Abstract

The utility model discloses a three-dimensional iron core structure of rolling up, it includes a plurality of iron core frames, the iron core frame includes first horizontal frame, the horizontal frame of second, first perpendicular frame, second perpendicular frame and connection face, first horizontal frame, the horizontal frame of second, first perpendicular frame and second perpendicular frame interconnect are rectangular form together, the connection face of each iron core frame is laminated each other and is pieced together, and form the concatenation seam, two perpendicular frames connected together form the cross-section and be the circular shape iron core post, the corner position of iron core frame is equipped with the breach, the iron core post surface is provided with the concave yield, first protruding portion and second protruding portion, the concave yield is close to the breach, first protruding portion and second protruding portion set up in the position of keeping away from the concatenation seam. The designed core limb ensures the effective sectional area of the core limb and ensures that the maximum diameter of the section of the core limb is increased little or not, thereby completely meeting the requirement of drawing deviation.

Description

Three-dimensional iron core rolling structure

Technical Field

The utility model relates to a three-dimensional iron core transformer of rolling up, especially a three-dimensional iron core structure of rolling up.

Background

At present, traditional 110kV level three-dimensional iron core transformer iron core post cross-section of rolling up is a polygon cross-section that is close to circular shape, and because technology, reasons such as frock in actual manufacturing process, the iron core post diameter is showing at two independent iron core frame concatenation position local diameter and is greater than the theoretical diameter, and the iron core post diameter of keeping away from the concatenation seam position does not increase or diminishes even, the maximum outside diameter size of iron core post can not satisfy the drawing deviation requirement, in order to guarantee the minimum insulation distance of the maximum outside diameter of iron core post to inner winding, just must increase the distance between iron core to the inner coil, the material that uses of product is greatly increased just like this.

SUMMERY OF THE UTILITY MODEL

The present application is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the three-dimensional iron core rolling structure is provided, the effective sectional area of the iron core column is guaranteed, the maximum diameter of the section of the iron core column is increased little or not increased, and the drawing deviation requirement is completely met.

The utility model provides a technical scheme that its problem adopted is:

the embodiment of the utility model provides a three-dimensional iron core structure of rolling up, include: a plurality of iron core frames, the iron core frame includes first horizontal frame, the horizontal frame of second, first perpendicular frame, second perpendicular frame and connection face, first horizontal frame the horizontal frame of second first perpendicular frame with second perpendicular frame interconnect is rectangular form together, and the connection face of each iron core frame is laminated each other and is pieced together to form the concatenation seam, two perpendicular frames that link together form the cross-section and be the circular shape iron core post, the corner position of iron core frame is equipped with the breach, the iron core post surface is provided with concave recess, first protruding portion and second protruding portion, the concave recess is close to the breach, first protruding portion with the second protruding portion set up in keeping away from the position of concatenation seam.

Compare in the three-dimensional iron core structure of rolling up in the conventional art, the utility model discloses a be provided with concave yield portion, first protruding portion and second protruding portion on the iron core post surface, can guarantee the effective sectional area of iron core post like this, and make the maximum diameter of iron core post increase very little, do not increase even to reduce interior winding to iron core distance between the post, played fine save material's effect, satisfy the three-dimensional design requirement of rolling up the iron core completely.

Furthermore, the concave part is arranged at the end part of the splicing seam and is symmetrical about the splicing seam, so that the cross section of the iron core column is close to a circle to the maximum extent, and the effective area of the cross section of the iron core column is ensured.

Further, the first protruding portion and the second protruding portion are symmetrical about the splicing seam, and the first protruding portion and the second protruding portion are respectively connected to two ends of the recessed portion, so that the cross section of the iron core column is close to a circular shape to the maximum extent, the effective area of the cross section of the iron core column is guaranteed, and the maximization of the transmission power of the transformer is achieved.

Furthermore, the first transverse frame is parallel to the second transverse frame and is positioned on the horizontal plane, so that the winding is favorably wound by matching with the vertical frames, and each winding is in an evenly distributed state to obtain more stable three-phase power.

Furthermore, the first vertical frame is parallel to the second vertical frame and is located on a vertical plane, and the matching of the horizontal frames for winding the windings is facilitated, so that the windings are in an evenly distributed state, and more stable three-phase power is obtained.

Furthermore, the joints of the first transverse frame, the second transverse frame, the first vertical frame and the second vertical frame are arc-shaped.

Furthermore, the number of the iron core frames is 3, the iron core frames are mutually connected into a regular triangle shape, the three-dimensional wound iron core transformer is an energy-saving power transformer, the laminated magnetic circuit structure and the three-phase layout of the traditional power transformer are creatively reformed, and the product performance is optimized.

Furthermore, the iron core frame is formed by winding silicon steel, the silicon steel is a magnetic substance with strong magnetic conductivity, and the silicon steel can generate larger magnetic induction intensity in the electrified coil, so that the volume of the transformer can be reduced.

Further, the thickness of the recess is 3 to 5 mm.

Further, the first and second protrusions each have a thickness of 3 to 5 mm.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The following description of the preferred embodiments of the present invention will be made with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of a three-dimensional iron core rolling structure according to an embodiment of the present invention;

fig. 2 is a schematic view of an iron core frame according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of fig. 2.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

The embodiments of the present invention will be further explained with reference to the drawings.

As shown in fig. 2 and 3, fig. 2 is a schematic view of a core frame 100 according to an embodiment of the present invention, and fig. 3 is a cross-sectional view of fig. 2.

Referring to fig. 2 and 3, an embodiment of the present invention provides a three-dimensional iron core rolling structure, including: a plurality of iron core frames 100, iron core frame 100 includes first horizontal frame 101, second horizontal frame 102, first perpendicular frame 103, second perpendicular frame 104 and connection face 116, first horizontal frame 101, second horizontal frame 102, first perpendicular frame 103 and second perpendicular frame 104 interconnect are rectangular form together, the connection face 116 of each iron core frame 100 laminates the piece together each other, and form concatenation seam 114, two perpendicular frames that link together form the iron core post 110 that the cross-section is circular shape, the corner position of iron core frame 100 is equipped with breach 115, iron core post 110 surface is provided with recess 113, first protruding portion 111 and second protruding portion 112, recess 113 sets up in the position that is close to breach 115, first protruding portion 111 and second protruding portion 112 set up in the position of keeping away from concatenation seam 114.

Compare in the three-dimensional iron core structure of rolling up in conventional art, the utility model discloses a be provided with concave yield 113, first protruding 111 and second protruding 112 on iron core post 110 surface, can guarantee the effective sectional area of iron core post like this, and make the maximum diameter increase of iron core post core very little, do not increase even to reduce inner winding to iron core distance between the post, played fine save material's effect, satisfy the three-dimensional design requirement of rolling up the iron core completely.

In an embodiment of the present application, the recessed portion 113 is disposed at an end of the splicing seam 114 and is symmetrical about the splicing seam 114, so that the cross section of the core limb 110 is close to a circular shape to the maximum extent, the effective area of the cross section of the core limb 110 is ensured, and the maximization of the transmission power of the transformer is achieved.

In an embodiment of the present application, the first protruding portion 111 and the second protruding portion 112 are symmetrical with respect to the splicing seam 114, and the first protruding portion 111 and the second protruding portion 112 are respectively coupled at two ends of the recessed portion 113, so that the cross section of the core limb 110 is maximally close to a circular shape, the effective area of the cross section of the core limb 110 is ensured, and the maximum transmission power of the transformer is achieved.

In an embodiment of the present application, the first horizontal frame 101 and the second horizontal frame 102 are parallel and in a horizontal plane, which is beneficial to winding windings in cooperation with the vertical frames, so that the windings are in an evenly distributed state, and more stable three-phase power is obtained.

In an embodiment of the present application, the first vertical frame 103 is parallel to the second vertical frame 104 and is in a vertical plane, which is beneficial to winding windings in cooperation with the horizontal frame, so that the windings are in an evenly distributed state, and more stable three-phase power is obtained.

In one embodiment of the present application, the connection point of the first horizontal frame 101, the second horizontal frame 102, the first vertical frame 103 and the second vertical frame 104 is in a circular arc shape.

As shown in fig. 1, fig. 1 is a schematic structural diagram of a three-dimensional iron core rolling structure according to an embodiment of the present invention.

Referring to fig. 1, in an embodiment of the present application, the number of the core frames 100 is 3, and the core frames are connected to each other to form a regular triangle, and the three-dimensional wound core transformer is an energy-saving power transformer, which innovatively changes a laminated magnetic circuit structure and a three-phase layout of a conventional power transformer, so that the product performance is more optimized.

In one embodiment of the present application, the core frame 100 is made by winding silicon steel, which is a magnetic substance with strong magnetic permeability, and in the energized coil, it can generate a large magnetic induction intensity, so that the volume of the transformer can be reduced.

In one embodiment of the present application, the thickness of the recess 113 is 3 to 5 mm.

In one embodiment of the present application, the first protrusion 111 and the second protrusion 112 each have a thickness of 3 to 5 mm.

While the preferred embodiment and basic principles of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the embodiments disclosed, but is intended to cover various modifications, equivalents and alternatives falling within the scope of the invention as claimed.

Claims (10)

1. A three-dimensional iron core rolling structure is characterized by comprising: a plurality of iron core frames, the iron core frame includes first horizontal frame, the horizontal frame of second, first perpendicular frame, second perpendicular frame and connection face, first horizontal frame the horizontal frame of second first perpendicular frame with second perpendicular frame interconnect is rectangular form together, and the connection face of each iron core frame is laminated each other and is pieced together to form the concatenation seam, two perpendicular frames that link together form the cross-section and be the circular shape iron core post, the corner position of iron core frame is equipped with the breach, the iron core post surface is provided with concave recess, first protruding portion and second protruding portion, the concave recess is close to the breach, first protruding portion with the second protruding portion set up in keeping away from the position of concatenation seam.

2. The three-dimensional wound core structure according to claim 1, wherein: the recessed portion is arranged at the end of the splicing seam and is symmetrical about the splicing seam.

3. The three-dimensional wound core structure according to claim 1, wherein: the first protruding part and the second protruding part are symmetrical about the splicing seam, and the first protruding part and the second protruding part are respectively connected to two ends of the recessed part.

4. The three-dimensional wound core structure according to claim 1, wherein: the first transverse frame is parallel to the second transverse frame.

5. The three-dimensional wound core structure according to claim 1, wherein: the first vertical frame is parallel to the second vertical frame.

6. The three-dimensional wound core structure according to claim 1, wherein: the first transverse frame, the second transverse frame, the first vertical frame and the second vertical frame are in arc-shaped connection positions.

7. The three-dimensional wound core structure according to claim 1, wherein: the number of the iron core frames is 3, and the iron core frames are mutually connected into a regular triangle shape.

8. The three-dimensional wound core structure according to claim 1, wherein: the iron core frame is formed by winding silicon steel.

9. The three-dimensional wound core structure according to claim 1, wherein: the thickness of the recess is 3 to 5 mm.

10. The three-dimensional wound core structure according to claim 1, wherein: the first and second projections each have a thickness of 3 to 5 mm.

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