CN209071116U - Magnet shielding structure, converter power transformer fuel tank and converter power transformer - Google Patents
Magnet shielding structure, converter power transformer fuel tank and converter power transformer Download PDFInfo
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- CN209071116U CN209071116U CN201821951991.1U CN201821951991U CN209071116U CN 209071116 U CN209071116 U CN 209071116U CN 201821951991 U CN201821951991 U CN 201821951991U CN 209071116 U CN209071116 U CN 209071116U
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- shielding structure
- magnet shielding
- power transformer
- converter power
- steel sheet
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Abstract
The utility model discloses a kind of magnet shielding structures and a kind of converter power transformer fuel tank for being provided with the magnet shielding structure and a kind of converter power transformer for being provided with the converter power transformer fuel tank.Leakage field is absorbed by silicon steel sheet in the magnet shielding structure.Since silicon steel sheet is high magnetic conduction electrical steel sheet, with good magnetic property, so as to which body leakage field to be absorbed into magnet shielding structure, the leakage magnetic flux in the structural members such as fuel tank bottom is reduced, the accessory loss for reducing its generation avoids converter power transformer loss increase, localized heat etc. from seriously endangering.
Description
Technical field
The utility model relates to transformer technology field, in particular to a kind of magnet shielding structure and one kind are provided with the magnetic
The converter power transformer fuel tank of shielding construction and a kind of converter power transformer for being provided with the converter power transformer fuel tank.
Background technique
With the development of power industry, it is desirable that transformer capacity is increasing, and the leakage field of body product is also increasing,
The added losses generated in the structural members such as fuel tank can not be ignored, and converter power transformer loss increase, office will be brought by such as dealing with improperly
Portion's heat etc. seriously endangers.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of magnet shielding structure, a kind of converter power transformer fuel tank and
A kind of converter power transformer can reduce leakage field by silicon steel sheet.
To achieve the above object, the utility model provides the following technical solutions:
A kind of magnet shielding structure absorbs leakage field by silicon steel sheet in the magnet shielding structure.
Preferably, in above-mentioned magnet shielding structure, the silicon steel sheet is provided with multiple, and is sequentially overlapped arrangement.
It preferably, further include shield frame in above-mentioned magnet shielding structure, the silicon steel sheet insertion is arranged in the shield frame.
Preferably, in above-mentioned magnet shielding structure, the shield frame is metal material.
Preferably, in above-mentioned magnet shielding structure, the silicon steel sheet and shield frame welding are connected.
Preferably, in above-mentioned magnet shielding structure, the two sides of the shield frame are provided with the engaging lug for assembling connecting piece.
Preferably, in above-mentioned magnet shielding structure, the two sides of the shield frame are evenly arranged with multiple along its length respectively
The engaging lug.
A kind of converter power transformer fuel tank, including oil tank body further include that the bottom of the oil tank body is arranged in be used for
The magnet shielding structure of magnetic screening action, the magnet shielding structure are magnet shielding structure as described above.
Preferably, in above-mentioned converter power transformer fuel tank, plane where silicon steel sheet in the magnet shielding structure with it is described
Plane where bottom is arranged vertically.
A kind of converter power transformer is provided with converter power transformer fuel tank as described above.
It can be seen from the above technical proposal that magnet shielding structure provided by the utility model, converter power transformer fuel tank and changing
In convertor transformer, leakage field is absorbed by silicon steel sheet.Since silicon steel sheet is high magnetic conduction electrical steel sheet, there is good magnetic conductivity
Can, so as to which body leakage field to be absorbed into magnet shielding structure, the leakage magnetic flux in the structural members such as fuel tank bottom is reduced, is reduced
Its accessory loss generated avoids converter power transformer loss increase, localized heat etc. from seriously endangering.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram that magnet shielding structure provided by the embodiment of the utility model is installed in bottom；
Fig. 2 is that provided by the embodiment of the utility model be sequentially overlapped by multiple silicon steel sheets arranges the magnet shielding structure constituted
Main view；
Fig. 3 is the side view of the magnet shielding structure in Fig. 2；
Fig. 4 is the main view of shield frame provided by the embodiment of the utility model；
Fig. 5 is the top view of the shield frame in Fig. 4；
Fig. 6 is silicon steel sheet provided by the embodiment of the utility model and the assembly structure diagram for protecting frame；
Fig. 7 is the Section A-A cross-sectional view in Fig. 6.
Wherein:
1- bottom, 2- protect frame, 3- silicon steel sheet, 21- engaging lug.
Specific embodiment
The utility model discloses a kind of magnet shielding structure, a kind of converter power transformer fuel tank and a kind of converter power transformer, energy
Leakage field is enough reduced by silicon steel sheet.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1 to Fig. 7 is please referred to, Fig. 1 is the structure that magnet shielding structure provided by the embodiment of the utility model is installed in bottom
Schematic diagram, Fig. 2 are that provided by the embodiment of the utility model be sequentially overlapped by multiple silicon steel sheets arranges the magnet shielding structure constituted
Main view, Fig. 3 are the side view of the magnet shielding structure in Fig. 2, and Fig. 4 is the main view of shield frame provided by the embodiment of the utility model
Figure, Fig. 5 are the top view of the shield frame in Fig. 4, and Fig. 6 is silicon steel sheet provided by the embodiment of the utility model and the package assembly for protecting frame
Schematic diagram, Fig. 7 are the Section A-A cross-sectional view in Fig. 6.
In magnet shielding structure provided by the embodiment of the utility model, leakage field is absorbed by silicon steel sheet 3.The silicon steel sheet 3 is height
Magnetic conduction electrical steel sheet has good magnetic property, so as to which body leakage field to be absorbed into magnet shielding structure, reduces
Leakage magnetic flux in the structural members such as fuel tank bottom 1 reduces the accessory loss of its generation, avoids converter power transformer loss from increasing, part
Heat etc. seriously endangers.
In a particular embodiment, as shown in Figure 2 to Figure 3, the silicon steel sheet 3 in above-mentioned magnet shielding structure is provided with multiple, and
It is sequentially overlapped arrangement.
It further, further include shield frame 2 as shown in Fig. 4 to Fig. 5, in above-mentioned magnet shielding structure, above-mentioned silicon steel sheet 3 is (also known as
Lamination) setting is embedded in shield frame 2.
Specifically, shield frame 2 is metal material, and silicon steel sheet 3 and the shield welding of frame 2 are connected；The two sides of frame 2 are protected respectively along length side
To being evenly arranged with multiple engaging lugs 21.To which in a particular embodiment, above-mentioned magnet shielding structure can be by shield frame 2
Engaging lug 21 and fastening connection piece are fixedly mounted on the structural members such as converter power transformer fuel tank bottom 1, and structure is simple, installation
Mode is flexible, and reliability is higher.
The utility model embodiment additionally provides a kind of converter power transformer fuel tank, which includes fuel tank sheet
Body, and the bottom 1 of oil tank body, the magnet shielding structure for playing magnetic screening action are set, which is above
Described in magnet shielding structure.Preferably, the 3 place plane of silicon steel sheet in the magnet shielding structure is vertical with 1 place plane of bottom
Arrangement.
In addition, the utility model embodiment additionally provides a kind of converter power transformer, which is provided with above-mentioned change
Convertor transformer fuel tank.
Finally, it is to be noted that, herein, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or setting
Standby intrinsic element.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (8)
1. a kind of magnet shielding structure, which is characterized in that absorb leakage field, the silicon by silicon steel sheet (3) in the magnet shielding structure
Steel disc (3) is provided with multiple and is sequentially overlapped arrangement；
It further include shield frame (2), silicon steel sheet (3) the insertion setting is in shield frame (2).
2. magnet shielding structure according to claim 1, which is characterized in that the shield frame (2) is metal material.
3. magnet shielding structure according to claim 2, which is characterized in that the silicon steel sheet (3) and the shield frame (2) welding
It is connected.
4. magnet shielding structure according to claim 1, which is characterized in that the two sides of shield frame (2) are provided with for filling
The engaging lug (21) of counter-connector.
5. magnet shielding structure according to claim 4, which is characterized in that the two sides of shield frame (2) are respectively along length side
To being evenly arranged with multiple engaging lugs (21).
6. a kind of converter power transformer fuel tank, including oil tank body, which is characterized in that further include the case that the oil tank body is arranged in
Bottom (1) has been used for the magnet shielding structure of magnetic screening action, and the magnet shielding structure is as described in any one of claim 1 to 5
Magnet shielding structure.
7. converter power transformer fuel tank according to claim 6, which is characterized in that the silicon steel sheet in the magnet shielding structure
(3) plane where is arranged vertically with plane where the bottom (1).
8. a kind of converter power transformer, which is characterized in that setting is just like the described in any item converter power transformer oil of claim 6 to 7
Case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821951991.1U CN209071116U (en) | 2018-11-23 | 2018-11-23 | Magnet shielding structure, converter power transformer fuel tank and converter power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821951991.1U CN209071116U (en) | 2018-11-23 | 2018-11-23 | Magnet shielding structure, converter power transformer fuel tank and converter power transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209071116U true CN209071116U (en) | 2019-07-05 |
Family
ID=67100489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821951991.1U Active CN209071116U (en) | 2018-11-23 | 2018-11-23 | Magnet shielding structure, converter power transformer fuel tank and converter power transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209071116U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113611509A (en) * | 2021-07-23 | 2021-11-05 | 保定天威保变电气股份有限公司 | Novel converter transformer overheating prevention shielding method |
-
2018
- 2018-11-23 CN CN201821951991.1U patent/CN209071116U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113611509A (en) * | 2021-07-23 | 2021-11-05 | 保定天威保变电气股份有限公司 | Novel converter transformer overheating prevention shielding method |
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