CN206697330U - A kind of core structure for Large Copacity rectifier transformer - Google Patents
A kind of core structure for Large Copacity rectifier transformer Download PDFInfo
- Publication number
- CN206697330U CN206697330U CN201720299040.XU CN201720299040U CN206697330U CN 206697330 U CN206697330 U CN 206697330U CN 201720299040 U CN201720299040 U CN 201720299040U CN 206697330 U CN206697330 U CN 206697330U
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- Prior art keywords
- ventilation slot
- iron core
- connection sheet
- core piece
- lamination
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Abstract
The utility model discloses a kind of core structure for Large Copacity rectifier transformer, including multiple matrixes stacked gradually from top to bottom, described matrix includes left iron core piece and right lamination, and left iron core piece and right lamination are C-shaped configuration, and the opening of left iron core piece and right lamination is oppositely arranged, the left iron core piece is provided with neck close to the both ends of right lamination, and right lamination is welded with the fixture block coordinated with neck close to the both ends of neck, and the inwall phase clamping of fixture block and neck, upper left ventilation slot is provided with the top exterior walls of the left iron core piece, and it is provided with lower-left ventilation slot on the base portion outer wall of left iron core piece, upper right ventilation slot is provided with the top exterior walls of the right lamination.The utility model, the firm performance of core structure is added, enhances the circulation of air, can quickly radiated for core interior, extend the service life of iron core.
Description
Technical field
It the utility model is related to rectifier transformer technical field, more particularly to a kind of iron for Large Copacity rectifier transformer
Cored structure.
Background technology
Iron core is the basic element of character of transformer, is the magnetic circuit and mounting framework of transformer.The magnetic conductor of iron core is transformer
Magnetic circuit.The electric energy of primary circuit is switched to magnetic energy by it, and is changed into the electric energy of secondary circuit by the magnetic energy of oneself, is that energy turns
The medium changed.Therefore, iron core is made up of the very high electrical sheet of magnetic conductivity (silicon steel sheet), electrical sheet again very it is thin (0.23~
0.35mm), and there are insulation, an eddy-current loss very little.
At work, its internal loss is larger for existing Large Copacity rectifier transformer, and loss electric energy is mostly used in heating,
The temperature of iron core is raised, such as can not timely be radiated, iron core can be damaged, Large Copacity rectifier transformer is not worked.
Utility model content
The purpose of this utility model is to solve shortcoming present in prior art, and the one kind proposed is used for Large Copacity
The core structure of rectifier transformer.
To achieve these goals, the utility model employs following technical scheme：
A kind of core structure for Large Copacity rectifier transformer, including multiple matrixes stacked gradually from top to bottom, institute
Stating matrix includes left iron core piece and right lamination, and left iron core piece and right lamination are C-shaped configuration, and left iron core piece and right iron
The opening of chip is oppositely arranged, and the left iron core piece is provided with neck close to the both ends of right lamination, and right lamination is close to card
The both ends of groove are welded with the fixture block coordinated with neck, and the inwall phase clamping of fixture block and neck, the top of the left iron core piece
Upper left ventilation slot is provided with outer wall, and lower-left ventilation slot is provided with the base portion outer wall of left iron core piece, the top of the right lamination
Upper right ventilation slot is provided with portion's outer wall, and bottom right ventilation slot is provided with the top exterior walls of right lamination, the lower-left ventilation slot, a left side
Lower ventilation slot, upper right ventilation slot are identical with the specification of bottom right ventilation slot, side outer wall of the left iron core piece close to right lamination
On be welded with left connection sheet, and right lamination is welded with the right company coordinated with left connection sheet on the side outer wall of left connection sheet
Contact pin, and left connection sheet is mutually bonded with right connection sheet.
Preferably, the cross section of the lower-left ventilation slot, lower-left ventilation slot, upper right ventilation slot and bottom right ventilation slot is
Waist trapezoidal shape structure, and width of the lower-left ventilation slot away from left connection sheet one end is more than lower-left ventilation slot close to left connection sheet one end
Width.
Preferably, the cross section of the left connection sheet and right connection sheet is right-angled trapezium shape structure, and left connection sheet and
The relative one side of right connection sheet is inclined-plane.
Preferably, the junction of the fixture block and neck is provided with sealing ring.
Preferably, the quantity and position phase of the upper left ventilation slot, lower-left ventilation slot, upper right ventilation slot and bottom right ventilation slot
Coordinate, and the quantity of lower-left ventilation slot is 3-4, and lower-left ventilation slot equidistantly distributes on the outer wall of left iron core piece.
Preferably, two described matrixes are bonded successively from top to bottom, and the lower-left ventilation slot on top substrates and bottom base
Upper left ventilation slot on body is connected, and the bottom right ventilation slot on top substrates is connected with the upper right ventilation slot in base substrate
It is logical.
The beneficial effects of the utility model are：
1. left iron core piece and right lamination are by fixture block and neck phase clamping, and left iron core piece is welded with left connection sheet, right
Lamination is welded with right connection sheet, and left connection sheet is mutually bonded with right connection sheet, adds the firm performance of core structure；
2. upper left ventilation slot and lower-left ventilation slot on left iron core piece respectively with the upper right ventilation slot on right lamination and the right side
Lower ventilation slot forms convection current, adds the circulation of air, quickly can be radiated for core interior, and extend iron core uses the longevity
Life.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of core structure for Large Copacity rectifier transformer basal body structure illustrate
Figure；
Fig. 2 be the utility model proposes a kind of iron core plan structure for Large Copacity rectifier transformer structural representation
Figure；
Fig. 3 be the utility model proposes a kind of core structure for Large Copacity rectifier transformer side view structure illustrate
Figure.
In figure：1 left iron core piece, 2 right laminations, 3 necks, 4 fixture blocks, 5 upper left ventilation slots, 6 lower-left ventilation slots, 7 upper rights are led to
Wind groove, 8 bottom right ventilation slots, 9 left connection sheets, 10 right connection sheets.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-3, a kind of core structure for Large Copacity rectifier transformer, including multiple stack gradually from top to bottom
Matrix, matrix includes left iron core piece 1 and right lamination 2, and left iron core piece 1 and right lamination 2 are C-shaped configuration, and left iron
The opening of chip 1 and right lamination 2 is oppositely arranged, and left iron core piece 1 is provided with neck 3, and right iron close to the both ends of right lamination 2
Chip 2 is welded with the fixture block 4 coordinated with neck 3, and the inwall phase clamping of fixture block 4 and neck 3 close to the both ends of neck 3, left
Upper left ventilation slot 5 is provided with the top exterior walls of lamination 1, and lower-left ventilation slot 6 is provided with the base portion outer wall of left iron core piece 1,
Upper right ventilation slot 7 is provided with the top exterior walls of right lamination 2, and bottom right ventilation slot 8 is provided with the top exterior walls of right lamination 2,
Lower-left ventilation slot 5, lower-left ventilation slot 6, upper right ventilation slot 7 are identical with the specification of bottom right ventilation slot 8, and left iron core piece 1 is close to right iron
Be welded with left connection sheet 9 on the side outer wall of chip 2, and right lamination 2 be welded with the side outer wall of left connection sheet 9 with
The right connection sheet 10 that left connection sheet coordinates, and left connection sheet 9 is mutually bonded with right connection sheet 10.
In the utility model, upper left ventilation slot 5, lower-left ventilation slot 6, the cross section of upper right ventilation slot 7 and bottom right ventilation slot 8
It is isosceles trapezoid shape structure, and width of the lower-left ventilation slot 5 away from left one end of connection sheet 9 is more than lower-left ventilation slot 5 close to left
The width of the one end of connection sheet 9, the cross section of left connection sheet 9 and right connection sheet 10 are right-angled trapezium shape structure, and left connection sheet 9
Relative one side is inclined-plane with right connection sheet 10, and the junction of fixture block 4 and neck 3 is provided with sealing ring, lower-left ventilation slot 5, a left side
Lower ventilation slot 6, upper right ventilation slot 7 and the quantity of bottom right ventilation slot 8 and position are engaged, and the quantity of lower-left ventilation slot 5 is 3-4
It is individual, and lower-left ventilation slot 5 equidistantly distributes on the outer wall of left iron core piece 1, two matrixes are bonded successively from top to bottom, and top
Lower-left ventilation slot 6 on matrix is connected with the upper left ventilation slot 5 in base substrate, and the bottom right ventilation slot 8 on top substrates
It is connected with the upper right ventilation slot 7 in base substrate.
Operation principle：During installation, first left iron core piece 1 and left connection sheet 9 are welded, right lamination 2 welds with right connection sheet 10
Connecing, left iron core piece 1 and right lamination 1 form matrix by fixture block 3 and the phase clamping of neck 4, by matrix alignment and stacked on top,
The matrix of stacked on top is mutually bonded by silica gel meeting glue.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of core structure for Large Copacity rectifier transformer, including multiple matrixes stacked gradually from top to bottom, it is special
Sign is that described matrix includes left iron core piece（1）With right lamination（2）, and left iron core piece（1）With right lamination（2）It is C-shaped
Structure, and left iron core piece（1）With right lamination（2）Opening be oppositely arranged, the left iron core piece（1）Close to right lamination（2）
Both ends be provided with neck（3）, and right lamination（2）Close to neck（3）Both ends be welded with and neck（3）The fixture block of cooperation
（4）, and fixture block（4）With neck（3）Inwall phase clamping, the left iron core piece（1）Top exterior walls on be provided with upper left ventilation slot
（5）, and left iron core piece（1）Base portion outer wall on be provided with lower-left ventilation slot（6）, the right lamination（2）Top exterior walls on
It is provided with upper right ventilation slot（7）, and right lamination（2）Top exterior walls on be provided with bottom right ventilation slot（8）, the lower-left ventilation slot
（5）, lower-left ventilation slot（6）, upper right ventilation slot（7）With bottom right ventilation slot（8）Specification it is identical, the left iron core piece（1）It is close
Right lamination（2）Side outer wall on be welded with left connection sheet（9）, and right lamination（2）Close to left connection sheet（9）Side outside
The right connection sheet coordinated with left connection sheet is welded with wall（10）, and left connection sheet（9）With right connection sheet（10）It is mutually bonded.
A kind of 2. core structure for Large Copacity rectifier transformer according to claim 1, it is characterised in that the left side
Lower ventilation slot（5）, lower-left ventilation slot（6）, upper right ventilation slot（7）With bottom right ventilation slot（8）Cross section be isosceles trapezoid shape
Structure, and lower-left ventilation slot（5）Away from left connection sheet（9）The width of one end is more than lower-left ventilation slot（5）Close to left connection sheet（9）
The width of one end.
A kind of 3. core structure for Large Copacity rectifier transformer according to claim 1, it is characterised in that the left side
Connection sheet（9）With right connection sheet（10）Cross section be right-angled trapezium shape structure, and left connection sheet（9）With right connection sheet（10）
Relative one side is inclined-plane.
A kind of 4. core structure for Large Copacity rectifier transformer according to claim 1, it is characterised in that the card
Block（4）With neck（3）Junction be provided with sealing ring.
A kind of 5. core structure for Large Copacity rectifier transformer according to claim 1, it is characterised in that the left side
Upper ventilation slot（5）, lower-left ventilation slot（6）, upper right ventilation slot（7）With bottom right ventilation slot（8）Quantity and position be engaged, it is and left
Lower ventilation slot（5）Quantity be 3-4, and lower-left ventilation slot（5）In left iron core piece（1）Outer wall on equidistantly distribute.
A kind of 6. core structure for Large Copacity rectifier transformer according to claim 1, it is characterised in that two institutes
Matrix is stated to be bonded successively from top to bottom, and the lower-left ventilation slot on top substrates（6）With the upper left ventilation slot in base substrate（5）
It is connected, and the bottom right ventilation slot on top substrates（8）With the upper right ventilation slot in base substrate（7）It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720299040.XU CN206697330U (en) | 2017-03-26 | 2017-03-26 | A kind of core structure for Large Copacity rectifier transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720299040.XU CN206697330U (en) | 2017-03-26 | 2017-03-26 | A kind of core structure for Large Copacity rectifier transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206697330U true CN206697330U (en) | 2017-12-01 |
Family
ID=60443045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720299040.XU Expired - Fee Related CN206697330U (en) | 2017-03-26 | 2017-03-26 | A kind of core structure for Large Copacity rectifier transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206697330U (en) |
-
2017
- 2017-03-26 CN CN201720299040.XU patent/CN206697330U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171201 Termination date: 20190326 |