CN206489929U - Transformer cage - Google Patents
Transformer cage Download PDFInfo
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- CN206489929U CN206489929U CN201720211186.4U CN201720211186U CN206489929U CN 206489929 U CN206489929 U CN 206489929U CN 201720211186 U CN201720211186 U CN 201720211186U CN 206489929 U CN206489929 U CN 206489929U
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- China
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- magnetic core
- installation cavity
- transformer
- core installation
- threading hole
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Abstract
The utility model discloses a kind of transformer cage, including：Shell, magnetic core installation cavity and a plurality of threading hole；Magnetic core installation cavity is arranged in shell, and magnetic core installation cavity is used to install magnetic core；A plurality of threading hole is set around magnetic core installation cavity, and a plurality of threading hole is used to wind transformer coil.The high voltage pulse transformer made using transformer cage of the present utility model, high_voltage isolation between winding need not be realized by filling insulating encapsulating material, simultaneously, the outlet method of each winding of transformer, Same Name of Ends are selected and the no-load voltage ratio of primary and secondary can be adjusted arbitrarily, make the structure of electromagnetic coupled high voltage pulse transformer greatly simplified on the basis of high_voltage isolation is ensured, it is easy to manufacture, solves the problem of electromagnetic coupled high voltage pulse transformer of the prior art makes complicated.
Description
Technical field
The utility model is related to high-tension electricity electronic device field, in particular to a kind of transformer cage.
Background technology
In high-tension electricity electronic device field, in large quantities using semiconductor power device, such as TCR (IGCT), IGBT are (absolutely
Edge grid bipolar transistor) etc., because the pressure voltage of single semiconductor power device is limited, when need be applied to higher voltage grade
When, often these semiconductor devices are used in series, and these Tandem devices operationally need uniformity preferably to trigger arteries and veins
Punching driving or independent driving power supply.
By taking multiple IGCTs control of connecting as an example, the existing existing use multifiber triggering of implementation method realize high pressure every
From, also useful electromagnetic coupled mode is as high_voltage isolation is realized in current transformer triggering.
The advantage of optical fiber triggering is that isolation voltage is high, has the disadvantage that system architecture is complicated；And electromagnetic coupled high-voltage pulse transformation
Device triggering mode volume is heavy, install the high_voltage isolation fixed between inconvenient, winding to be realized by filling insulating encapsulating material,
And production technology is complex, especially the outlet method of each winding of transformer, Same Name of Ends selection and primary and secondary no-load voltage ratio be difficult with
The factors such as meaning adjustment, constrain its use in high voltage power semiconductor connects control.
The content of the invention
Main purpose of the present utility model is to provide a kind of transformer cage, at least to solve electromagnetism of the prior art
The problem of coupled high voltage pulse transformer is complicated.
To achieve these goals, according to the utility model there is provided a kind of transformer cage, including：Shell；Magnetic core is pacified
It behave affectedly, is arranged in shell, magnetic core installation cavity is used to install magnetic core；A plurality of threading hole, is set around magnetic core installation cavity, a plurality of to wear
String holes is used to wind transformer coil.
Further, magnetic core installation cavity is annular compartment, and the bearing of trend of magnetic core installation cavity and the bearing of trend of shell are flat
OK.
Further, be provided with dividing plate in magnetic core installation cavity, dividing plate be used for the outer wall for supporting and connecting magnetic core installation cavity and
Inwall.
Further, magnetic core installation cavity is divided into symmetrical two parts by dividing plate.
Further, each bar threading hole is parallel with the bearing of trend of magnetic core installation cavity.
Further, each bar threading hole is arranged between the outer wall of magnetic core installation cavity and the inwall of shell and magnetic core peace
In the cylinder chamber that the inwall behaveing affectedly is enclosed.
Further, each bar threading hole is divided into three groups, first group of each bar threading hole outside the top of magnetic core installation cavity
Between wall and the top inwall of shell, second group of each bar threading hole is located at the bottom outer wall of magnetic core installation cavity and the bottom of shell
Between inwall, the 3rd group of each article of threading hole is located in the cylinder chamber that the inwall of magnetic core installation cavity is enclosed.
Further, transformer cage also includes：Mounting seat, mounting seat is arranged on the bottom of shell.
Further, mounting seat is provided at both ends with multiple mounting holes for mounting seat to be fixed.
Further, cage split is integrally formed or split shaping using plastic material.
Using the transformer cage of technical solutions of the utility model, including：Shell, magnetic core installation cavity and a plurality of threading hole；
Magnetic core installation cavity is arranged in shell, and magnetic core installation cavity is used to install magnetic core；A plurality of threading hole is set around magnetic core installation cavity, many
Bar threading hole is used to wind transformer coil.The high voltage pulse transformer made using transformer cage of the present utility model, around
High_voltage isolation between group need not realize by filling insulating encapsulating material, meanwhile, it is the outlet method of each winding of transformer, of the same name
The no-load voltage ratio of end selection and primary and secondary can be adjusted arbitrarily, make electromagnetic coupled high-voltage pulse transformation on the basis of high_voltage isolation is ensured
The structure of device is greatly simplified, is easy to manufacture, and solves electromagnetic coupled high voltage pulse transformer of the prior art and makes multiple
Miscellaneous the problem of.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding to of the present utility model, constitutes the part of the application,
Schematic description and description of the present utility model is used to explain the utility model, does not constitute to of the present utility model improper
Limit.In the accompanying drawings：
Fig. 1 is according to a kind of optional overall structure diagram of transformer cage of the utility model embodiment；
Fig. 2 is according to a kind of optional structural representation of a split of transformer cage of the utility model embodiment；
And
Fig. 3 is according to a kind of optional structural representation of another split of transformer cage of the utility model embodiment
Figure.
Wherein, above-mentioned accompanying drawing is marked including the following drawings：
10th, shell；11st, magnetic core installation cavity；12nd, threading hole；13rd, dividing plate；14th, mounting seat；15th, mounting hole；16th, position
Pin；17th, positioning hole.
Embodiment
In order that those skilled in the art more fully understand the utility model scheme, it is real below in conjunction with the utility model
The accompanying drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the embodiment of the utility model part, rather than whole embodiments.Based on the reality in the utility model
Example is applied, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made all should
When the scope for belonging to the utility model protection.
According to the transformer cage of the utility model embodiment, as shown in figure 1, including：Shell 10, the and of magnetic core installation cavity 11
A plurality of threading hole 12；Magnetic core installation cavity 11 is arranged in shell 10, and magnetic core installation cavity 11 is used to install magnetic core；A plurality of threading hole 12
Set around magnetic core installation cavity 11, a plurality of threading hole 12 is used to wind transformer coil.
Using the transformer cage of technical solutions of the utility model, including：Shell 10, magnetic core installation cavity 11 and a plurality of threading
Hole 12；Magnetic core installation cavity 11 is arranged in shell 10, and magnetic core installation cavity 11 is used to install magnetic core；A plurality of threading hole 12 surrounds magnetic core
Installation cavity 11 is set, and a plurality of threading hole 12 is used to wind transformer coil.Use the electromagnetism of transformer cage of the present utility model
High_voltage isolation between coupled high voltage transformer, winding need not realize by filling insulating encapsulating material, meanwhile, transformer respectively around
The outlet method of group, Same Name of Ends are selected and the no-load voltage ratio of primary and secondary can be adjusted arbitrarily, make electricity on the basis of high_voltage isolation is ensured
The structure of magnetic coupling high-tension transformer is greatly simplified, is easy to manufacture, solves electromagnetic coupled high voltage variable of the prior art
The problem of depressor is complicated.
When it is implemented, magnetic core installation cavity 11 is annular compartment so as to installing matching toroidal core, shell
10 be approximate ellipsoidal cylindrical case, and the bearing of trend of magnetic core installation cavity 11 is parallel with the bearing of trend of shell 10.Can basis
Different technical requirements, neatly change core material, such as non-crystalline material or ferrite, so as to change the width of transformer pulse
With the steepness of rising edge.
Further, integrally it is stripped manufacture for the ease of transformer cage and is easy to install in magnetic core installation cavity 11
Magnetic core, as shown in Fig. 2 being provided with dividing plate 13 in magnetic core installation cavity 11, dividing plate 13 plays support and connects magnetic core installation cavity 11
Outer wall and inwall effect, cross-sectional direction of the dividing plate 13 along magnetic core installation cavity 11 are arranged on the middle part of magnetic core installation cavity 11 so that will
Magnetic core installation cavity 11 is divided into symmetrical two parts, therefore, and each section installs several shape identical toroidal cores,
By the structure, every piece of magnetic core can be loaded by the two ends of magnetic core installation cavity 11.
For the ease of the setting of coil windings, further, as depicted in figs. 1 and 2, each bar threading hole 12 is installed with magnetic core
The bearing of trend of chamber 11 is parallel, and each bar threading hole 12 is arranged between the inwall of the outer wall of magnetic core installation cavity 11 and shell 10.
Each 12 points of bar threading hole is that three groups, first group of each bar threading hole 12 is located at the top outer wall and shell 10 of magnetic core installation cavity 11
Between the inwall of top, second group of each bar threading hole 12 is located at the bottom outer wall of magnetic core installation cavity 11 and the bottom inwall of shell 10
Between, the 3rd group of each article of threading hole is located in the cylinder chamber that the inwall of magnetic core installation cavity 11 is enclosed.Each threading hole 12 is used
In winding primary coil and secondary coil.
By changing threading mode, the position of Same Name of Ends can be neatly converted.Primary coil and secondary coil are to use band absolutely
The high-voltage line punching coiling of edge sheath is formed, and selects different insulating sheath lines, and the pulse that can make different voltage class becomes
Depressor.Change the primary and secondary coiling number of turn, can conveniently change the no-load voltage ratio of transformer.
For the ease of transformer is fixedly mounted, further, as shown in figures 1 and 3, it is additionally provided with the bottom of shell 10
Multiple mounting holes 15 are provided with mounting seat 14, mounting seat 14, transformer cage can be pacified through mounting hole 15 using bolt
On immobilizing foundation.
In order to adapt to be worked under high voltage environment, and with preferable stability and anti-flammability, further, this implementation
The various pieces of the transformer cage of example are using extraordinary plastic material by molding injection moulding integrated molding.
For the ease of demoulding manufacture, as depicted in figs. 1 and 2, the transformer cage of the present embodiment is therefrom partly segmented into symmetrically
Two splits, i.e., shell 10, magnetic core installation cavity 11 and a plurality of threading hole 12 are divided into symmetrical two at dividing plate 13
Divide to reduce the length of inner borehole, consequently facilitating demoulding manufacture.In actual use, two splits are mutual by splitting end face
Link into an integrated entity.
Specifically, in order to which the two of transformer cage split is stably docked, further, as shown in Fig. 2 becoming
Alignment pin 16 and positioning hole 17, alignment pin 16 and positioning hole 17 are respectively arranged with the connecting end surface of two splits of depressor cage
At the lower-end corners for being arranged on the connecting end surface of each split, wherein, alignment pin 16 and positioning hole 17 in a split with it is another
Positioning hole 17 and alignment pin 16 in one split are corresponded to and are adapted respectively, when the connecting end surface of two splits is docked, two
So that two splits are assembled into an entirety together with alignment pin 16 in split is mutually inserted with positioning hole 17；In order to ensure
The fastness of connection, the connecting end surface of two splits is further bonded by way of bonding, so that two splits form one
Individual complete transformer cage.
It the above is only preferred embodiment of the present utility model, it is noted that for the ordinary skill people of the art
For member, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection domain of the present utility model.
Claims (10)
1. a kind of transformer cage, it is characterised in that including：
Shell (10)；
Magnetic core installation cavity (11), is arranged in the shell (10), and the magnetic core installation cavity (11) is used to install magnetic core；
A plurality of threading hole (12), is set around the magnetic core installation cavity (11), and a plurality of threading hole (12) is used to wind transformation
Device coil.
2. transformer cage according to claim 1, it is characterised in that the magnetic core installation cavity (11) is annular compartment,
The bearing of trend of the magnetic core installation cavity (11) is parallel with the bearing of trend of the shell (10).
3. transformer cage according to claim 2, it is characterised in that be provided with dividing plate in the magnetic core installation cavity (11)
(13), the dividing plate (13) is used for the outer wall and inwall for supporting and connecting the magnetic core installation cavity (11).
4. transformer cage according to claim 3, it is characterised in that the dividing plate (13) is by the magnetic core installation cavity
(11) it is divided into symmetrical two parts.
5. transformer cage according to claim 2, it is characterised in that threading hole (12) described in each bar is pacified with the magnetic core
Behave affectedly (11) bearing of trend it is parallel.
6. transformer cage according to claim 5, it is characterised in that threading hole (12) described in each bar is arranged at described
Between the outer wall of magnetic core installation cavity (11) and the inwall of the shell (10) and the inwall of the magnetic core installation cavity (11) is enclosed
Into cylinder chamber in.
7. transformer cage according to claim 6, it is characterised in that threading hole (12) described in each bar is divided into three groups,
Threading hole (12) described in one group of each bar is located at the top outer wall of the magnetic core installation cavity (11) and the top of the shell (10)
Between inwall, threading hole (12) described in second group of each bar is located at the bottom outer wall and the shell of the magnetic core installation cavity (11)
(10) between bottom inwall, the inwall that threading hole (12) described in each article of the 3rd group is located at the magnetic core installation cavity (11) is enclosed
Into cylinder chamber in.
8. transformer cage according to claim 1, it is characterised in that the transformer cage also includes：
Mounting seat (14), the mounting seat (14) is arranged on the bottom of the shell (10).
9. transformer cage according to claim 8, it is characterised in that being provided at both ends with for the mounting seat (14) is multiple
For the mounting hole (15) that the mounting seat (14) is fixed.
10. transformer cage according to claim 1, it is characterised in that the shell (10) is using plastic material one
Shaping or split shaping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720211186.4U CN206489929U (en) | 2017-03-06 | 2017-03-06 | Transformer cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720211186.4U CN206489929U (en) | 2017-03-06 | 2017-03-06 | Transformer cage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206489929U true CN206489929U (en) | 2017-09-12 |
Family
ID=59762703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720211186.4U Active CN206489929U (en) | 2017-03-06 | 2017-03-06 | Transformer cage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206489929U (en) |
-
2017
- 2017-03-06 CN CN201720211186.4U patent/CN206489929U/en active Active
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