CN1812016A - Improved structure of transformer winding coil - Google Patents
Improved structure of transformer winding coil Download PDFInfo
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- CN1812016A CN1812016A CNA2005100904632A CN200510090463A CN1812016A CN 1812016 A CN1812016 A CN 1812016A CN A2005100904632 A CNA2005100904632 A CN A2005100904632A CN 200510090463 A CN200510090463 A CN 200510090463A CN 1812016 A CN1812016 A CN 1812016A
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Abstract
The invention is about a kind of improving structure of voltage transformer coil which contains a first side coiling wire frame consisted primary with a first side coiling wire tube, at least two second side coiling wire frame each consisted primary with a second side coiling wire tube. The second side coiling wire tube is arranged along horizon direction while the first side coiling wire tube is arranged along vertical direction.
Description
Technical field
The invention relates to a kind of transformer coiling coil structures, and particularly relevant for a kind of structure-improved that reaches the transformer winding coil of the thickness that reduces transformer.
Background technology
The basic structure of existing known transformer is to place an iron core in a bobbin, and this bobbin marked off primary side winding region and two zones of secondary side winding region, and on this two winding region, be arranged with primary side winding body and secondary side winding body respectively, and by the voltage of primary side winding region input, after the process iron core is excitatory, carry out exporting after the voltage transitions at the secondary side winding region, use so that a load to be provided.
With the LCD is example, because of under the height requirement to liquid crystal display displays brightness, some dealer increases the employed fluorescent tube number of the inner module backlight of LCD, employed relatively number transformer also can increase, thus, not only cause the LCD volume to become big, it is heavy that relative weight also becomes.So, some dealer and then design the structure that drives many tubes with single transformer and solve the problems referred to above.In other words, the demand degree that provides two above loads to use with single transformer at present is more and more higher.
The existing known transformer that is suitable for providing two above loads is made of a primary side drum stand and two secondary side drum stands at least.Each secondary side drum stand is arranged side by side and links with the primary side drum stand.Wherein, the primary side drum stand mainly is made of a primary side bobbin, and each secondary side drum stand mainly is made of a secondary side bobbin, and primary side bobbin and secondary side bobbin all are the direction configurations along level.In addition, be wound with primary side winding body and secondary side winding body respectively on primary side bobbin and each secondary side bobbin, and primary side bobbin and each secondary side bobbin can run through an iron core, and by the voltage of primary side winding region input, after the process iron core is excitatory, carry out exporting after the voltage transitions at each secondary side winding region, use so that a plurality of loads to be provided.
It should be noted that, because existing known primary side bobbin and secondary side bobbin all are to dispose along horizontal direction, when bearing power increases (or the load that connects increases), primary side winding body on the primary side bobbin can produce tangible problem of temperature rise, thereby may cause the overheated phenomenon of transformer.Though can be by line footpath overstriking with the primary side winding body, and the problem of solution temperature rise, but because the primary side bobbin is the along continuous straight runs configuration, therefore, the thickness that the primary side winding body is wrapped on the primary side bobbin can increase towards vertical direction, and then make the thickness of transformer increase relatively, and can't dwindle the volume of transformer.
See also Fig. 7, shown in Figure 8, be the existing known reversed phase converter and the discharge lamp lighting circuit (TaiWan, China patent certificate I227097 number) of use, it becomes reversed phase converter the producer that just can obtain plural number output by 1, be combined into closed magnetic path by a pair of magnetic stamen 700, and 2 coils 810 of 1 coil 800 and plural number are wrapped in this magnetic stamen 700 either party, and 2 coil 810 packages place of 1 coil 800 and plural number are with transversely arranged and be same planar configuration, its 1 coil 800 and 2 coils 810 all with the vertical direction side around, see also shown in Figure 9, the coil direction changeabout direction side of these two 2 coils 810 around, its means just can prevent the electric discharge phenomena that produce between magnetic stamen 700 and Wiring pattern, but 810 coilings of 2 coils with groove around, it there is no any insulating Design that separates, when causing the machine winding displacement with groove easily around partially, make the withstand voltage effect of reversed phase converter not as expection.
This shows that above-mentioned existing transformer coiling coil structures obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem that the transformer coiling coil structures exists, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of transformer coiling coil structures of new structure, just become the current industry utmost point to need improved target.
Because the defective that above-mentioned existing transformer coiling coil structures exists, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, structure-improved in the hope of the transformer winding coil of founding a kind of new structure, can improve general existing transformer coiling coil structures, make it have more practicality.Through constantly research, design, and after studying sample and improvement repeatedly, create the present invention who has practical value finally.
Summary of the invention
The objective of the invention is to, overcome the defective that existing transformer coiling coil structures exists, and provide a kind of structure-improved of transformer winding coil of new structure, technical problem to be solved is to make it that a kind of structure-improved of transformer winding coil is provided, can reduce the thickness of transformer, and then dwindle the volume of transformer.
The object of the invention to solve the technical problems realizes by the following technical solutions.The structure-improved of a kind of transformer winding coil that proposes according to the present invention, this transformer coiling coil structures comprises a primary side drum stand and at least two secondary side drum stands that are connected with this primary side drum stand, wherein this primary side drum stand mainly is made of a primary side bobbin, and each secondary side drum stand mainly is made of a secondary side bobbin, and this secondary side bobbin is the along continuous straight runs configuration, wherein this primary side bobbin vertically disposes, so that the thickness that the primary side winding body is wrapped on this primary side bobbin can increase along horizontal direction, and can reduce the thickness of transformer.
The object of the invention to solve the technical problems also adopts following technical measures further to realize.
The structure-improved of aforesaid transformer winding coil, wherein said primary side drum stand has more an installation portion, one side of this installation portion has an iron core mounting groove, and an end of this primary side bobbin is connected the top of this installation portion, and is communicated with this iron core mounting groove.
The structure-improved of aforesaid transformer winding coil, the other end of wherein said primary side bobbin has more a blocking part.
The structure-improved of aforesaid transformer winding coil; have more a pair of chute on wherein said blocking part and the dual side-edge that the configuration direction of this secondary side bobbin parallels; and this transformer coiling coil structures more comprises a protective cover; coat on this primary side drum stand and those secondary side drum stands; and have more a pair of slide rail on this protective cover this dual side-edge to chute with respect to this blocking part; this can corresponding embed this in the chute to slide rail, and by this protective cover to increase structural strength.
The structure-improved of aforesaid transformer winding coil wherein is connected with a plurality of the first terminals on the installation portion of tossing about with respect to this iron core mounting groove, in order to input voltage.
The structure-improved of aforesaid transformer winding coil, wherein be positioned on this installation portion of this iron core mounting groove homonymy and have more at least one clamping groove, and a side of each secondary side bobbin more is extended with the clamping projection that equates and can be connected with this clamping groove with this clamping groove quantity.
The structure-improved of aforesaid transformer winding coil, wherein said transformer coiling coil structures more comprises a protective cover, coat on those secondary side drum stands, and by this protective cover to increase structural strength.
The structure-improved of aforesaid transformer winding coil, wherein the opposite side of each secondary side bobbin more is extended with an assembled portion, and is connected with a plurality of second terminals on this assembled portion, in order to the voltage of output through conversion.
The structure-improved of aforesaid transformer winding coil wherein has more a plurality of spaced blocking parts on each secondary side bobbin.
By technique scheme, the structure-improved of transformer winding coil of the present invention has following advantage at least:
1, transformer coiling coil structures of the present invention can reduce the thickness of transformer, to dwindle the volume of transformer.
2, the present invention can provide existing known higher pressure-resistant time, avoid between secondary side bobbin 210 intervals, under the excessive situation of pressure reduction, producing spark, and cause the arc light effect, so that have higher coefficient of safety, therefore effectively prolong the useful life of transformer.
In sum, the structure-improved of the transformer winding coil of special construction of the present invention, it has above-mentioned many advantages and practical value, and in like product, do not see have similar structural design to publish or use and really genus innovation, no matter it all has bigger improvement on product structure or function, have large improvement technically, and produced handy and practical effect, and more existing transformer coiling coil structures has the multinomial effect of enhancement, thereby be suitable for practicality more, and have the extensive value of industry, really be a novelty, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the three-dimensional exploded view for a preferred embodiment of transformer coiling coil structures of the present invention.
Fig. 2 is the three-dimensional combination figure for a preferred embodiment of transformer coiling coil structures of the present invention.
Fig. 3 is the vertical view for a preferred embodiment of transformer coiling coil structures of the present invention.
Fig. 4 is the end view for a preferred embodiment of transformer coiling coil structures of the present invention.
Fig. 5 is the three-dimensional exploded view for another preferred embodiment of transformer coiling coil structures of the present invention.
Fig. 6 is the three-dimensional combination figure for another preferred embodiment of transformer coiling coil structures of the present invention.
Fig. 7 is existing known reversed phase converter plane graph.
Fig. 8 is existing known reversed phase converter profile.
Fig. 9 is for having the plane graph of known reversed phase converter with reduced representation now.
Figure 10-1, Figure 10 the-the 2nd, is the table as a result of the present invention and existing known transformer high-voltage content measurement contrast.
Figure 11-1, Figure 11 the-the 2nd, is the waveform and the numerical value figure of the present invention and the dynamic voltage-withstand test result contrast of existing known transformer.
Figure 12-1, Figure 12 the-the 2nd, is the variation schematic diagram of the present invention and existing known transformer interlayer voltage-withstand test result contrast.
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, its embodiment of structure-improved, structure, feature and the effect thereof of the transformer winding coil that foundation the present invention is proposed, describe in detail as after.
At first, please consult Fig. 1～Fig. 4 jointly, transformer coiling coil structures of the present invention in the present embodiment, includes a primary side drum stand 100 and two secondary side drum stands 200.Primary side drum stand 100 is made of the primary side bobbin 110 of a rectangle and a rectangle installation portion 120.Wherein, primary side bobbin 110 is to be configured on the rectangle installation portion 120 along vertical direction A, these primary side bobbin 110 1 ends are to be connected with the top of rectangle installation portion 120, the other end then is connected with a blocking part 130, and can provide primary side winding body 140 to twine on this primary side bobbin 110.
In addition, a side of installation portion 120 has an iron core mounting groove 122, and is communicated with primary side bobbin 110.In addition, have a plurality of the first terminals 124 on the installation portion 120 with respect to iron core mounting groove 122 offsides, be used to connect primary side winding body 140, and in order to input voltage.
Each secondary side drum stand 200 all is made of the assembled portion 220 that the secondary side bobbin 210 and of a rectangle is connected these secondary side bobbin 210 1 sides.Wherein, secondary side bobbin 210 can provide secondary side winding body 230 to twine, and has a plurality of second terminals 240 on the assembled portion 220, is used to connect secondary side winding body 230 and is soldered to circuit board (figure does not show), with the voltage of output through conversion.In addition, the opposite side of secondary side bobbin 210 is extended with clamping projection 250, can with respect to clamping groove 126 fits on the rectangle installation portion 120 of iron core mounting groove 122 homonymies, the secondary side bobbin 210 of each secondary side drum stand 200 can be linked along the direction B of level and primary side drum stand 100.In addition, secondary side bobbin 210 has a plurality of spaced blocking parts 260, it divides into a plurality of winding regions by blocking part 260 with secondary side bobbin 210, when being multilayer to avoid being wrapped in secondary side winding body 230 on the secondary side bobbin 210, layer is too high because of voltage difference easily with interlayer, and produces the phenomenon of arcing (arcing).
Can be penetrated with a U sections core 300 in the iron core mounting groove 122 of above-mentioned installation portion 120 and two secondary side bobbins 210, and configurable another U sections core 400 on primary side drum stand 100 and two the secondary side drum stands 200, wherein, one end of this U sections core 400 extends downwards and is applied in the primary side bobbin 110, and the part that the other end of U sections core 400 also extends downwards with U sections core 300 passes secondary side bobbin 210 contacts, to constitute the magnetic region of a sealing.Therefore,,, can carry out exporting after the voltage transitions, use with a plurality of loads that the rear end is provided in each secondary side winding region through behind U sections core 300,400 excitatory by the voltage of primary side winding region input.
In addition; before above-mentioned U sections core 400 is installed; more can on two secondary side drum stands 200, coat a protective cover 500; this protective cover 500 can expose the subregion of U sections core 300; U sections core 400 can be contacted with U sections core 300; and by the design of protective cover 500 in order to increase structural strength, influence its electrical characteristic to avoid secondary side drum stand 200 because of collided by external force.
It should be noted that, please consult Fig. 4 especially, because changing, the primary side bobbin 110 of present embodiment designs vertically A configuration, so primary side winding body 140 is to be wrapped on the primary side bobbin 110 along horizontal direction B, so when bearing power increases (or the load that connects increases), even if primary side winding body 140 adopts thicker line directly to solve the problem of temperature rise, in the coiling zone of setting (design height of looking primary side bobbin 110 decides), the thickness that primary side winding body 140 is wrapped on the primary side bobbin 110 can increase along horizontal direction B, therefore the thickness of transformer can't be strengthened, and the volume of transformer can be further dwindled.
Then; see also Fig. 5 and Fig. 6; be another preferred embodiment of the present invention; wherein the primary structure of present embodiment is roughly identical with the above embodiments; it exists together mutually and promptly is labeled the same reference numeral; and repeat no more; and it differently is in that design has a pair of chute 132 on blocking part 130 and dual side-edge that the configuration direction of secondary side bobbin 210 parallels; and before above-mentioned U sections core 400 is installed; more can on primary side drum stand 100 and two secondary side drum stands 200, coat a protective cover 600; and protective cover 600 has a pair of slide rail 610 with respect to this of blocking part 130 to design on the dual side-edge of chute 132; it is contained in two secondary side drum stands 200 in the protective cover 600 earlier when assembling; and after U sections core 300 is installed; reach the location in the corresponding chute 132 that embeds blocking parts 130 of slide rail by protective cover 600 610 again; and this protective cover 600 can expose the subregion of U sections core 300 equally; U sections core 400 can be contacted with U sections core 300; thus; increasing structural strength, and can avoid primary side drum stand 100 and secondary side drum stand 200 to influence electrical characteristic by the design of protective cover 600 because of collided by external force.In addition, the chute 132 mutual embedding groups of the slide rail by protective cover 600 610 and blocking part 130 more with primary side drum stand 100 and 200 connections of secondary side drum stand, and can further be omitted clamping groove 126 and clamping projection 250 in the foregoing description with indirectly.
In sum, the structure-improved of transformer winding coil of the present invention, by primary side bobbin 110 being designed vertically A configuration, so that the thickness that primary side winding body 140 twines on the primary side bobbin 110 can increase along horizontal direction B, and then can reduce the thickness of transformer, and can dwindle the volume of transformer.
For clearer understanding the technology of the present invention feature, now with the function performance of the present invention with existing known (TaiWan, China patent certificate I227097 number) technology, with three groups of test report: Hi-pot test, dynamically voltage-withstand test and interlayer voltage-withstand test are compared as follows respectively:
(1) Hi-pot test content:
Test condition:
Leakage current is set 3mA
Test voltage AC 3KV (min)
Frequency 60HZ
See also shown in Figure 10-1 and Figure 10-2, be the Hi-pot test report (HI-POT TEST) of the present invention with existing known patent transformer, organize respectively by the measured transformer of the present invention of above-mentioned data that the side bobbin is withstand voltage all can be reached more than the 3KV, because of the coiling of the primary side bobbin 110 of transformer coiling coil structures of the present invention around whole circle external diameter and vertically A configuration, this secondary side bobbin 210 is along continuous straight runs B configurations, be arranged on same plane because the transformer coiling coil structures is non-, so primary side bobbin 110 strengthens relatively with secondary side bobbin 210 safe distances, and can respond to the generation high voltage, so can improve the coefficient of safety of transformer, this measure is existing known, because of existing known 2 coil winding places of 1 coil and plural number are with transversely arranged and be same planar configuration, so the present invention can bear existing known higher pressure reduction, so the present invention be except that can effectively prolonging the useful life of transformer, and can be used on the extra-high pressure product.
(2) dynamic voltage-withstand test content:
Test condition:
(1) the primary side pitch of the laps is counted 14T: the secondary side pitch of the laps is counted 1650T
(2)GAP：0.075mm
(3) frequency: 100KHZ
(4) cycle: 50
(5) test voltage: 3KVrms
(6) test lead CH1, CH2 are connected on the output of two 2 sides respectively
Test result:
Transformer of the present invention produced the arcing phenomenon at 2 minutes and 59 seconds.
Existing known transformer produced the arcing phenomenon at 67 seconds.
Please consult especially shown in Figure 11-1 and Figure 11-2, be the dynamic voltage-withstand test report of the present invention with existing known transformer, by The above results as can be known, because of having a plurality of blocking parts 130, the secondary side bobbin 210 of transformer coiling coil structures of the present invention is spaced, and divide groove that two secondary side bobbins 210 are installed, so secondary side winding body 230 is to separate and to divide the mode of groove to wind the line, so that the safe distance of coiling strengthens, and it is good to make the transformer coiling coil structures bear high voltage capability, avoid between secondary side bobbin 210 intervals, under the excessive situation of pressure reduction, producing spark, and cause the arc light effect, this measure is existing known, and because of the package respectively of 2 coils of existing known plural number, but its coil there is no separation, so the present invention can provide existing known higher pressure-resistant time, therefore effectively prolong the useful life of transformer.
(3) interlayer voltage-withstand test content:
Test condition:
Area difference ratio: set point: 3.0%
Trace discharge: set point: 10
Test voltage: 8KV
Test result:
Transformer of the present invention is 1.0% at the test value of area difference ratio, the test value of trace discharge is 7 to there is no the standard that exceeds set point 10, and test result is judged: OK.
Existing known transformer is 2.0% at the test value of area difference ratio, the test value of trace discharge is 23 to exceed the standard of set point 10, and test result is judged: NG (producing big discharge capacity).
Please consult especially shown in Figure 12-1 and Figure 12-2, be the interlayer voltage-withstand test report of the present invention with existing known transformer, by The above results as can be known, because of the primary side drum stand 100 of transformer coiling coil structures of the present invention insulate respectively with secondary side drum stand 200, and a plurality of spaced each blocking part 130 of secondary side bobbin 210 is the insulation material, so secondary side winding body 230 is to separate and to divide the mode of groove to wind the line, to avoid between the transformer coiling coil structures, the situation that has the trace discharge when pressure reduction is excessive takes place and the generation interference, bar chart by pictorial image 12-1 is learnt, the signal of this bar chart is quite steady, that is when representing transformer of the present invention input high voltage, the situation that does not more have the trace discharge takes place and the generation interference, when test voltage is increased to 10KV, the present invention also can reach the withstand voltage effect of interlayer, so that has higher coefficient of safety; Review circle choosing place (being the 8KV test voltage produces) that has the known bar chart of transformer shown in Figure 12-2 now, obviously above its place, the micro-discharge test value that is measured is about 23, the standard (set point is about 10) that has exceeded micro-discharge, also can select the oscillogram of place correspondence with reference to the circle of bar chart, this also is the unsettled phenomenon of oscillogram when having exceeded the standard of micro-discharge.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (9)
1, a kind of structure-improved of transformer winding coil, this transformer coiling coil structures comprises a primary side drum stand and at least two secondary side drum stands that are connected with this primary side drum stand, wherein this primary side drum stand mainly is made of a primary side bobbin, and each secondary side drum stand mainly is made of a secondary side bobbin, and this secondary side bobbin is the along continuous straight runs configuration, it is characterized in that: this primary side bobbin vertically disposes, so that the thickness that the primary side winding body is wrapped on this primary side bobbin can increase along horizontal direction, and can reduce the thickness of transformer.
2, the structure-improved of transformer winding coil according to claim 1, it is characterized in that wherein said primary side drum stand has more an installation portion, one side of this installation portion has an iron core mounting groove, and an end of this primary side bobbin is connected the top of this installation portion, and is communicated with this iron core mounting groove.
3, the structure-improved of transformer winding coil according to claim 2 is characterized in that the other end of wherein said primary side bobbin has more a blocking part.
4, the structure-improved of transformer winding coil according to claim 3; it is characterized in that having more a pair of chute on wherein said blocking part and the dual side-edge that the configuration direction of this secondary side bobbin parallels; and this transformer coiling coil structures more comprises a protective cover; coat on this primary side drum stand and those secondary side drum stands; and have more a pair of slide rail on this protective cover this dual side-edge to chute with respect to this blocking part; this can corresponding embed this in the chute to slide rail, and by this protective cover to increase structural strength.
5, the structure-improved of transformer winding coil according to claim 2 is connected with a plurality of the first terminals on the installation portion that it is characterized in that wherein tossing about with respect to this iron core mounting groove, in order to input voltage.
6, the structure-improved of transformer winding coil according to claim 2, it is characterized in that wherein being positioned on this installation portion of this iron core mounting groove homonymy and have more at least one clamping groove, and a side of each secondary side bobbin more is extended with the clamping projection that equates and can be connected with this clamping groove with this clamping groove quantity.
7, the structure-improved of transformer winding coil according to claim 6 is characterized in that wherein said transformer coiling coil structures more comprises a protective cover, coat on those secondary side drum stands, and by this protective cover to increase structural strength.
8, the structure-improved of transformer winding coil according to claim 6 is characterized in that wherein the opposite side of each secondary side bobbin more is extended with an assembled portion, and is connected with a plurality of second terminals on this assembled portion, in order to the voltage of output through conversion.
9, the structure-improved of transformer winding coil according to claim 1 is characterized in that wherein having more a plurality of spaced blocking parts on each secondary side bobbin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005100904632A CN1812016A (en) | 2005-01-25 | 2005-08-15 | Improved structure of transformer winding coil |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200520001531.9 | 2005-01-25 | ||
| CN200520001531 | 2005-01-25 | ||
| CNA2005100904632A CN1812016A (en) | 2005-01-25 | 2005-08-15 | Improved structure of transformer winding coil |
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| Publication Number | Publication Date |
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| CN1812016A true CN1812016A (en) | 2006-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005100904632A Pending CN1812016A (en) | 2005-01-25 | 2005-08-15 | Improved structure of transformer winding coil |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112955991A (en) * | 2018-10-26 | 2021-06-11 | 菲尼克斯电气公司 | Winding device for winding relay coil wire |
-
2005
- 2005-08-15 CN CNA2005100904632A patent/CN1812016A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112955991A (en) * | 2018-10-26 | 2021-06-11 | 菲尼克斯电气公司 | Winding device for winding relay coil wire |
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Open date: 20060802 |