CN208706402U - A kind of low-loss mobile transformer - Google Patents
A kind of low-loss mobile transformer Download PDFInfo
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- CN208706402U CN208706402U CN201821396879.6U CN201821396879U CN208706402U CN 208706402 U CN208706402 U CN 208706402U CN 201821396879 U CN201821396879 U CN 201821396879U CN 208706402 U CN208706402 U CN 208706402U
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Abstract
The utility model relates to transformer technology fields, and in particular to a kind of low-loss mobile transformer；It includes bottom plate, upper magnetic core, lower magnetic core, skeleton, upper winding and lower winding；The upper magnetic core is connect by skeleton with the lower magnetic core；The lower magnetic core is connect with the bottom plate；The skeleton includes upper wire casing, inserting slot and the air gap slot between the upper wire casing and inserting slot；The upper winding is wound around wire casing；The lower winding is wound around inserting slot；Multiple isolating bars are equipped in the air gap slot；Isolating bar is arranged by reserving air gap slot on skeleton in the utility model in slot, so that structure of the air gap slot integral into hollow out, compared to traditional mode for opening air gap in magnetic core center pillar, eddy-current loss reduces, and temperature rise reduces, while convenient for control inductance and leakage inductance.
Description
Technical field
The utility model relates to transformer technology fields, and in particular to a kind of low-loss mobile transformer.
Background technique
Traditional transformer, using, come adjusting inductance, but taking such mode difficult in such a way that magnetic core center pillar opens air gap
To control inductance and leakage inductance, loss is big.
Summary of the invention
The purpose of the utility model is to overcome disadvantages described above, provide a kind of low-loss mobile transformer, lead to
It crosses and reserves air gap slot on skeleton, while isolating bar is set in slot, so that the structure of air gap slot generally hollow out, compared to tradition
Open the mode of air gap in magnetic core center pillar, by the way of air gap slot, structure is more stable, convenient for control inductance and leakage inductance, knot
Structure is more compact, and eddy-current loss reduces, and temperature rise reduces.
To achieve the above object, the concrete scheme of the utility model is as follows: a kind of low-loss mobile transformer, including bottom
Plate, upper magnetic core, lower magnetic core, skeleton, upper winding and lower winding；The upper magnetic core is connect by skeleton with the lower magnetic core；It is described
Lower magnetic core is connect with the bottom plate；The skeleton includes upper wire casing, inserting slot and is set between the upper wire casing and inserting slot
Air gap slot；The upper winding is wound around wire casing；The lower winding is wound around inserting slot；Be equipped in the air gap slot it is multiple every
From item；The low-loss mobile transformer further includes antidetonation part.
The utility model is further arranged to, the antidetonation part include spring, the accommodation groove on the bottom plate and
Connecting column set on the bottom of the lower magnetic core；One end of the spring is connect with the connecting column, the other end of the spring
It is connect with the inner wall of the accommodation groove.
The utility model is further arranged to, and the bottom of the lower magnetic core is equipped with guide post；The guide post includes transverse part
The vertical part and；The transverse part and vertical part are combined into "L" shaped structure；The side of the accommodation groove is equipped with for cooperating with the transverse part
Vertical slot；The transverse part is slidably connected with the vertical slot.
The utility model is further arranged to, and the quantity of the antidetonation part is two groups；Two groups of antidetonation parts are respectively arranged on bottom plate
Two sides.
The utility model is further arranged to, and the upper end of the skeleton is equipped with for the upper card with the upper magnetic core clamping
Block；The lower end of the skeleton is equipped with for the lower fixture block with the lower magnetic core clamping；The low-loss mobile transformer further includes
For making the upper magnetic core and the skeleton be clamped firm fastener；The fastener includes link block, is set to the upper card
Through-hole on block and the clamping block at the top of the upper magnetic core；The link block is arranged in the through-hole, institute's link block
One end and the through-hole be clamped, the other end of the link block and the clamping block are clamped.
The utility model is further arranged to, and the link block is elastic material；The cross sectional shape of the link block is " U "
Type.
The beneficial effects of the utility model are: by reserving air gap slot on skeleton, while isolating bar is set in slot, make
The structure for obtaining air gap slot generally hollow out, compared to traditional mode for opening air gap in magnetic core center pillar, by the way of air gap slot, knot
Structure is more compact, and eddy-current loss reduces, and temperature rise reduces, while structure is more stable, convenient for control inductance and leakage inductance.It also can will be former
Properly it is isolated in distance while with secondary, convenient for the coiling of winding；Additionally by upper fixture block and lower fixture block is arranged, it is convenient for group
Dress；By the way that antidetonation part is arranged, shock resistance can be enhanced, avoid damaging transformer due to external shock.
Detailed description of the invention
Utility model is described further using attached drawing, but the embodiment in attached drawing does not constitute and appoints to the utility model
What is limited, for those of ordinary skill in the art, without creative efforts, can also be according to the following drawings
Obtain other attached drawings.
Fig. 1 is the explosive view of the utility model.
Fig. 2 is the structural schematic diagram of the utility model antidetonation part.
Fig. 3 is the structural schematic diagram of the utility model accommodation groove.
Wherein: 1- bottom plate；The upper magnetic core of 2-；Magnetic core under 3-；The upper winding of 21-；Winding under 31-；4- skeleton；The upper wire casing of 41-；
42- inserting slot；43- air gap slot；44- isolating bar；The upper fixture block of 45-；Fixture block under 46-；51- spring；52- accommodation groove；53- connection
Column；54- guide post；55- transverse part；The vertical part 56-；58- vertical slot；61- link block；62- through-hole；63- clamping block.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, is not that this is practical
Novel practical range is confined to this.
As shown in Figs. 1-2, a kind of low-loss mobile transformer described in the present embodiment, including bottom plate 1, upper magnetic core 2, lower magnetic
Core 3, skeleton 4, upper winding 21 and lower winding 31；The upper magnetic core 2 is connect by skeleton 4 with the lower magnetic core 3；The lower magnetic core
3 connect with the bottom plate 1；The skeleton 4 includes for upper wire casing 41, inserting slot 42 and being set to the upper wire casing 41 and offline
Air gap slot 43 between slot 42；The upper winding 21 is wound around wire casing 41；The lower winding 31 is wound around inserting slot 42；It is described
Multiple isolating bars 44 are equipped in air gap slot 43；The low-loss mobile transformer further includes antidetonation part.
By reserving air gap slot 43 on skeleton 4, while isolating bar 44 is set in slot, so that air gap slot 43 is integral into engraving
Empty structure, test can obtain, and compared to traditional mode for opening air gap in magnetic core center pillar, by the way of air gap slot, entirety is more
It is compact, it is convenient for adjusting inductance and leakage inductance, eddy-current loss reduces, and temperature rise reduces；Also can by primary and secondary side properly distance into
Row isolation, convenient for the coiling of winding；The height for adjusting isolating bar 44 in air gap slot 43 can accurately control between air gap slot 43
Away from；Increase the increased feelings of eddy-current loss caused by by the way that situations such as antidetonation part can be such that shock resistance reinforces, reduce because colliding is arranged
Condition improves service life.
As shown in Fig. 2, a kind of low-loss mobile transformer described in the present embodiment, the antidetonation part include spring 51, set
In the accommodation groove 52 on the bottom plate 1 and the connecting column 53 set on the bottom of the lower magnetic core 3；One end of the spring 51 with
The connecting column 53 connects, and the other end of the spring 51 is connect with the inner wall of the accommodation groove 52.
Since the connecting column 53 of lower 3 bottom of magnetic core is connect with spring 51, when encountering external shock, spring 51 can absorb outer
Boundary achievees the purpose that avoid damage transformer.
As Figure 2-3, the bottom of a kind of low-loss mobile transformer described in the present embodiment, the lower magnetic core 3 is equipped with
Guide post 54；The guide post 54 includes transverse part 55 and vertical part 56；The transverse part 55 and vertical part 56 are combined into "L" shaped structure；
The side of the accommodation groove 52 is equipped with the vertical slot 58 for cooperating with the transverse part 55；The transverse part 55 is slided with the vertical slot 58
Connection.
Guide post 54 plays the role of guiding, and when being shaken, lower magnetic core 3 is under the active force of spring 51 in meeting
Lower movement moves up and down at this point, the transverse part 55 of guide post 54 moves up and down in vertical slot 58 since vertical slot 58 can limit transverse part 55
Distance, lower magnetic core 3 can be prevented to be detached from accommodation groove 52 during moving up and down.
As shown in Figs. 1-2, a kind of low-loss mobile transformer described in the present embodiment, the quantity of the antidetonation part are two
Group；Two groups of antidetonation parts are respectively arranged on the two sides of bottom plate 1.For reinforcing anti seismic efficiency.
As shown in Figs. 1-2, a kind of low-loss mobile transformer described in the present embodiment, the upper end of the skeleton 4, which is equipped with, to be used
In the upper fixture block 45 being clamped with the upper magnetic core 2；The lower end of the skeleton 4 is equipped with the lower card for being clamped with the lower magnetic core 3
Block 46；The low-loss mobile transformer further includes for making the upper magnetic core 2 be clamped firm fastener with the skeleton 4；
The fastener includes link block 61, the through-hole 62 on the upper fixture block 45 and the card set on upper 2 top of magnetic core
Connect block 63；The link block 61 is arranged in the through-hole 62, and one end of institute's link block 61 and the through-hole 62 are clamped, the company
The other end and the clamping block 63 for connecing block 61 are clamped.
When assembling, it is clamped after so that link block 61 is passed through through-hole 62 with the clamping block 63, skeleton 4 and upper magnetic core can be completed
2 assembling.
As shown in Figs. 1-2, a kind of low-loss mobile transformer described in the present embodiment, the link block 61 are elastic material
Material；The cross sectional shape of the link block 61 is U-typed.Using U-typed link block 61 snap effect more preferably.
The above is only a preferred embodiment of the utility model, therefore all according to the utility model patent application range institute
The equivalent change or modification that the structure, feature and principle stated is done, in the protection scope of the utility model patent application.
Claims (6)
1. a kind of low-loss mobile transformer, it is characterised in that: including bottom plate (1), upper magnetic core (2), lower magnetic core (3), skeleton
(4), upper winding (21) and lower winding (31)；The upper magnetic core (2) is connect by skeleton (4) with the lower magnetic core (3)；Under described
Magnetic core (3) is connect with the bottom plate (1)；
The skeleton (4) include upper wire casing (41), inserting slot (42) and be set to the upper wire casing (41) and inserting slot (42) it
Between air gap slot (43)；The upper winding (21) is wound around wire casing (41)；The lower winding (31) is wound around inserting slot (42)；
Multiple isolating bars (44) are equipped in the air gap slot (43)；
The low-loss mobile transformer further includes antidetonation part.
2. a kind of low-loss mobile transformer according to claim 1, it is characterised in that: the antidetonation part includes spring
(51), the accommodation groove (52) on the bottom plate (1) and the connecting column (53) set on the bottom of the lower magnetic core (3) are set to；Institute
The one end for stating spring (51) is connect with the connecting column (53), and the other end of the spring (51) is interior with the accommodation groove (52)
Wall connection.
3. a kind of low-loss mobile transformer according to claim 2, it is characterised in that: the bottom of the lower magnetic core (3)
Equipped with guide post (54)；The guide post (54) includes transverse part (55) and vertical part (56)；The transverse part (55) and vertical part (56) group
Synthesize "L" shaped structure；
The side of the accommodation groove (52) is equipped with the vertical slot (58) for cooperating with the transverse part (55)；The transverse part (55) and institute
Vertical slot (58) is stated to be slidably connected.
4. a kind of low-loss mobile transformer according to claim 2, it is characterised in that: the quantity of the antidetonation part is two
Group；Two groups of antidetonation parts are respectively arranged on the two sides of bottom plate (1).
5. a kind of low-loss mobile transformer according to claim 1, it is characterised in that:
The upper end of the skeleton (4) is equipped with for the upper fixture block (45) with upper magnetic core (2) clamping；Under the skeleton (4)
End is equipped with for the lower fixture block (46) with lower magnetic core (3) clamping；
The low-loss mobile transformer further includes for making the upper magnetic core (2) and the skeleton (4) be clamped firm fastening
Part；
The fastener include link block (61), be set to the upper fixture block (45) on through-hole (62) and be set to the upper magnetic core
(2) clamping block (63) at the top of；
The link block (61) is arranged in the through-hole (62), and one end and the through-hole (62) of the link block (61) are blocked
It connects, the other end of the link block (61) and the clamping block (63) are clamped.
6. a kind of low-loss mobile transformer according to claim 5, it is characterised in that: the link block (61) is elasticity
Material；The cross sectional shape of the link block (61) is U-typed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821396879.6U CN208706402U (en) | 2018-08-27 | 2018-08-27 | A kind of low-loss mobile transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821396879.6U CN208706402U (en) | 2018-08-27 | 2018-08-27 | A kind of low-loss mobile transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208706402U true CN208706402U (en) | 2019-04-05 |
Family
ID=65944453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821396879.6U Active CN208706402U (en) | 2018-08-27 | 2018-08-27 | A kind of low-loss mobile transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208706402U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109003794A (en) * | 2018-08-27 | 2018-12-14 | 东莞市大忠电子有限公司 | A kind of low-loss mobile transformer |
-
2018
- 2018-08-27 CN CN201821396879.6U patent/CN208706402U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109003794A (en) * | 2018-08-27 | 2018-12-14 | 东莞市大忠电子有限公司 | A kind of low-loss mobile transformer |
| CN109003794B (en) * | 2018-08-27 | 2024-04-12 | 东莞市大忠电子有限公司 | Low-loss vehicle-mounted transformer |
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