CN201812660U

CN201812660U - Thin transformer structure

Info

Publication number: CN201812660U
Application number: CN2010202833286U
Authority: CN
Inventors: 潘正友
Original assignee: YIJING TECHNOLOGY Co Ltd
Current assignee: YIJING TECHNOLOGY Co Ltd; Yujing Technology Co Ltd
Priority date: 2010-08-06
Filing date: 2010-08-06
Publication date: 2011-04-27
Anticipated expiration: 2020-08-06

Abstract

A thin transformer structure mainly comprises a first iron core with a projection, a second iron core with a second projection, insulating sleeves, a first cable holder and two second cable holders combined in primary and secondary relation, wherein the first cable holder is a symmetrical part with a hollow nesting port, pins are respectively arranged at positions on one side of the nesting port close to coils, one side of each second cable holder is wrapped by a coil, while the other side is provided with pins in extending manner, one side of each second cable holder having the coil is nested into the nesting port on two sides of the first cable holder, the first projection and the second projection are respectively nested into nesting ports of the second cable holders, and the insulating sleeves are respectively sleeved with side poles on two sides of the first iron core and the second iron core. As the first cable holder is mutually and correspondingly combined with the second cable holders and the insulating sleeves, the thickness of vertical section of the transformer is reduced, the insulating sleeves can be used for blocking magnetic flux generated by the coils towards the vertical direction, the directions of magnetic fluxes generated by the primary side coil and the secondary side coil are accordant, the size of the transformer is reduced while output power is unchanged or increased, and voltage loss can be reduced.

Description

The thin transformer structure

Technical field

The utility model relates to a kind of thin transformer structure, be meant a kind of vertical cross section thickness attenuation that makes transformer especially, and the flow direction that primary side and second siding ring are produced is consistent, even volume of transformer is diminished and power output constant more and can reduce the wastage the thin transformer structure.

Background technology

See also Fig. 1, Fig. 2, be three-dimensional exploded view, the generalized section of the TaiWan, China invention patent certificate number I280720 number (reaching Chinese utility model ZL200620019156.5 number) " frequency-fixed power supplier " of the previous application of inventor, it is by finding out among the figure, this patent of invention mainly is made up of first iron core 1 ', second iron core 2 ', first coil holder 7, second coil holder 8, wherein:

First iron core 1 ' and second iron core 2 ' are corresponding the setting, are respectively equipped with first convex body 12 ' and second convex body 22 '; First coil holder 7 is provided in a side of on first convex body 12 ', and this is wound with one a group of coil 71 and a group of pins 72 as first coil holder 7 that telecommunication connects primary side, and first coil holder 7 can carry out displacement movement along first convex body, 12 ' bearing of trend; Second coil holder 8 that connects secondary side as telecommunication is provided in a side of on described second convex body 22 ', and this second coil holder 8 is wound with the one group of coil 81 and second group of pins 82, and second coil holder 8 can carry out displacement movement along second convex body, 22 ' bearing of trend.

Before aforementioned invention among the embodiment of case, first coil holder 7 and second coil holder 8 have respectively at least more than one dividing plate 73 and dividing plate 83 so that coil be separated when twining, and the wire casing 74, the wire casing 84 that are formed by 83 cuttings of dividing plate 73, dividing plate, so that coil 71 and coil 81 extend through when twining.

When case is used in combination before this invention, earlier with the running-on 75 of first coil holder 7 and the running-on 85 corresponding fits of second coil holder 8, the interior Zhou Jing of the running-on 75 of this first coil holder 7 is slightly larger than the periphery footpath of the running-on 85 of second coil holder 8, by this, first coil holder 7 can utilize running-on 75,85 corresponding covers to merge with second coil holder 8 and form the sliding extension combination, and in first convex body 12 ' and 22 ' the enterprising line displacement motion of second convex body, with the variation of magnetic flux between control primary side and secondary side, and the structure of generation adjustable-voltage output valve.

Yet, though above-mentioned frequency-fixed power supplier uses for a long time, following shortcoming is arranged unavoidably when using:

Change then necessary core volume and/or the wire circle of changing of voltage output variable owing to will increase; therefore certainly will to amplify core volume and/or increase wire circle if will increase the voltage output variable; therefore under the prerequisite that the frequency-fixed power supplier volume is not strengthened; Chang Wufa increases the voltage output variable of common frequency-fixed power supplier; and common frequency-fixed power supplier in use, and the loss that the magnetic force loss causes voltage takes place in all magnetic flux regular meetings that are not output the end-coil reception.

Because common frequency-fixed power supplier still has above-mentioned disappearance, the inventor is at the road of those disappearance research improvement, and generation of the present utility model is arranged finally.

Summary of the invention

Technical problem to be solved in the utility model is: at above-mentioned the deficiencies in the prior art, a kind of thin transformer structure is provided, particularly the as first coil holder of primary side and second coil holder as the primary-secondary type combination of secondary side, for making two second coil holders be the secondary side meeting position of primary-secondary type combination in first coil holder, two inner spaces of primary side, thereby the space of saving transformer makes its vertical cross section thickness attenuation, and overall volume is littler, the constant more purpose of power output even reach.

In order to solve the problems of the technologies described above, the technical scheme that the utility model adopted is: a kind of thin transformer structure, be made up of first iron core, second iron core, insulating case, first coil holder, 2 second coil holders, this first iron core has two side rods, and is extended with first convex body internally; Second iron core has two side rods, and extension is provided with one second convex body internally; Be characterized in:

Described insulating case is the hollow external member of two side rods of corresponding first iron core and second iron core;

Described first coil holder is the symmetric body with hollow bulb, and its central authorities are provided with dividing plate, and the dividing plate both sides form more than one at least groove, distinguishes winding around in the groove, and is respectively equipped with running-on at the openend of coil holder hollow bulb, and the running-on outside is respectively equipped with pin;

Described second coil holder is T-shaped, has hollow bulb, and the side with hollow bulb is provided with a dividing plate and is separated to form at least more than one groove, and corresponding the winding is provided with coil in the groove, and the hollow bulb of the second coil holder winding around forms a running-on that connects, and another side of this 2 second coil holder is respectively equipped with the pin that several are arranged in parallel;

The side that this 2 second coil holder is provided with coil is overlapped respectively and is inserted in the set running-on in the first coil holder two ends; First convex body of first iron core is inserted the running-on of one of them second coil holder by the direction cover of pin, one openend of two insulating cases is answered fit with the both sides pole pair of first iron core respectively, second convex body of second iron core is inserted its running-on from the direction cover that another second coil holder is provided with pin, and makes two side rods of second iron core be inserted in another openend with the insulating case of the side rod combination of first iron core.

Described 2 second coil holders are the structure of primary-secondary type combination.

So, utilize second coil holder, and the two insulating cases corresponding combination mutually of the combination of first coil holder and primary-secondary type, the space that can save transformer makes the vertical cross section thickness attenuation of transformer, and the insulation body can block coil in use and produce magnetic flux towards this direction, the flow direction that primary side and second siding ring are produced can be consistent, reach and make the volume of transformer attenuation,, and can reduce the purpose of voltage loss even overall volume is littler, power output is constant more.

As for detailed construction of the present utility model, the effect of utilization principle and generation then with reference to the explanation of leu icon down, can reach fully and understand:

Description of drawings:

Fig. 1 is the three-dimensional exploded view of known supply.

Fig. 2 is the combination generalized section of Fig. 1.

Fig. 3 is the three-dimensional combination figure of the utility model one preferred embodiment.

Fig. 4 is the three-dimensional exploded view of the utility model one preferred embodiment.

Fig. 5 is the generalized section one of the utility model one preferred embodiment.

Fig. 6 is the generalized section two of the utility model one preferred embodiment.

Embodiment:

See also Fig. 3, Fig. 4, be three-dimensional combination figure, the three-dimensional exploded view of the utility model one preferred embodiment, by finding out among the figure: the utility model mainly comprises: first iron core 1, second iron core 2, insulating case 3,

first coil holder

4,2 second coil holders 5,5 '; Wherein:

First iron core 1 is the ㄇ body that a section is square, and between two side rods 11 of first iron core 1, extension internally is provided with first convex body 12;

Second iron core 2 is ㄇ bodies that a section is square, and between two side rods 21 of second iron core 2, extension internally is provided with second convex body 22;

Insulating case 3 is hollow external members of corresponding first iron core 1, second iron core, 2 ㄇ bodies, two side rods 11,21;

First coil holder 4 is one to have the symmetric body of hollow bulb, its central authorities are provided with a dividing plate 43, and dividing plate 43 both sides form more than one at least groove 431, difference winding around 41, coil 42 in the groove 431, and be respectively equipped with running-on 45 at first coil holder, 4 hollow bulbs, two openends, and running-on 45 outsides are respectively equipped with two pins 44;

Second coil holder, 5 T-shaped shapes, its side with hollow bulb is provided with a dividing plate 52 and is separated to form at least more than one groove 521, and corresponding the winding is provided with coil 51 in the groove 521, and the hollow bulb of second coil holder, 5 winding arounds 51 forms running-on 54, the second coil holders 5 another sides that connect and then is provided with several pins that is arranged in parallel 53; And,

Second coil holder, 5 ' T-shaped shape, its side with hollow bulb is provided with a dividing plate 52 ' and is separated to form at least more than one groove 521, and corresponding the winding is provided with coil 51 ' in the groove 521, and the hollow bulb of second coil holder, 5 ' winding around 51 ' forms running-on 54 ', the second coil holder a 5 ' opposite side that connects and then is provided with the pin 53 ' that several are arranged in parallel;

When combination, second coil holder 5 with the primary-secondary type combination, 5 ' is provided with coil 51, a side of 51 ' is inserted in the set running-on 45 in first coil holder, 4 two ends respectively, again first iron core, the 1 first set convex body 12 is inserted the running-on 54 of second coil holder 5 by the direction cover of pin 53, again with an openend of two insulating cases 3 respectively with two side rods, the 11 corresponding fits of first iron core 1, in addition second convex body 22 of second iron core 2 is inserted its running-on 54 ' from the direction cover that second coil holder 5 ' is provided with pin 53 ', and two side rods 21 that make second iron core 2 are inserted in another openend with the insulating case 3 of side rod 11 combinations of first iron core 1, the structure of the synthetic thin transformer of cover.

When using, see also Fig. 5, Fig. 6, generalized section for the utility model one preferred embodiment, by finding out among the figure, thin transformer structure of the present utility model has primary side and secondary side, the pin 44 of first coil holder 4 is as primary side, the pin 53 of second coil holder 5 of primary-secondary type combination and the pin 53 ' of second coil holder 5 ' are as secondary side, when thin transformer telecommunication conducting, because insulating case 3 can completely cut off the side rod 11 of first iron core 1, the side rod 21 of second iron core 2 and coil 41 as first coil holder 4 of primary side, coil 42 produces magnetic flux, then the coil 41 of first coil holder 4 can produce magnetic flux towards the direction of first iron core 1, coil 42 can produce magnetic flux towards the direction of second iron core 2, and the coil 51 of first coil holder 5 can produce magnetic flux towards the direction of first iron core 1, the coil 51 ' of second coil holder 5 ' can produce magnetic flux towards the direction of second iron core 2, forming the magnetic flux that the coil 51 of the coil 41 of first coil holder 4 and second coil holder 5 produced can be in the same way, and the magnetic flux that the coil 42 of first coil holder 4 and second coil holder, 5 ' coil 51 ' are produced can be in the same way, to reduce the loss of output voltage, and by the combination of the primary-secondary type of first coil holder 4 and second coil holder 5 ', 5 ' combination, second coil holder 5 that two secondaries are surveyed, 5 ' in the centre, it can save the thickness attenuation that the space makes thin transformer structure vertical section face, and it is constant to reach power output, or very more purpose.

Comprehensive the above, thin transformer structure of the present utility model has the constant or more effect of the littler power output of the overall volume of making in the use really.

Claims

1. a thin transformer structure is made up of first iron core, second iron core, insulating case, first coil holder, 2 second coil holders, and this first iron core has two side rods, and is extended with first convex body internally; Second iron core has two side rods, and extension is provided with one second convex body internally; It is characterized in that:

2. thin transformer structure as claimed in claim 1 is characterized in that: described 2 second coil holders are the structure of primary-secondary type combination.