CN204204610U - The modified node method of transformer - Google Patents
The modified node method of transformer Download PDFInfo
- Publication number
- CN204204610U CN204204610U CN201420527991.4U CN201420527991U CN204204610U CN 204204610 U CN204204610 U CN 204204610U CN 201420527991 U CN201420527991 U CN 201420527991U CN 204204610 U CN204204610 U CN 204204610U
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- coil
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Abstract
A kind of modified node method of transformer, be coated on a coil holder at least part that presets iron core group, and make described iron core group have one by the magnetic conductive loop of coil holder, the wire connecting portion that wire casing and at least one outside side protrude out is provided with at aforementioned coil holder outer circumferential side, this wire connecting portion is provided with the groove that majority has lateral openings, one coil is wrapped in the wire casing of described coil holder, this coil at least has most leading-out terminal, each leading-out terminal is respectively by different groove, and utilize most alignment pin to be embedded in each groove and at the position close to lateral openings, packing location is formed to each leading-out terminal, one clamshell is linked in aforementioned coil outer circumferential side, make to form an interval between aforementioned coil and iron core group, this clamshell is provided with at least one hollow out opening, what make coil outer circumferential side meets air-flow in the face of appearing outward, reach the structure promoting integral heat sink effect.
Description
Technical field
The utility model is the modified node method about a kind of transformer, and espespecially one can simplify assembling, reduce contact resistance, and can guarantee the transformer device structure of safety distance between coil outer circumferential side and iron core.
Background technology
Common transformer device structure, its basic structure is coil (first and second winding) is wrapped in advance all sides of a coil holder mostly, and one insulating barrier (can be the insulating tape or insulating paper that are wound around multi-turn) is set at this coil outer circumferential side, again this coil holder with coil is combined with iron core, then on aforementioned coil holder, most binding post is separately plugged, and the leading-out terminal of each for coil winding is welded on binding post, complete the production and assembly operation of described transformer.
But above-mentioned transformer has following disappearance when practical application:
1., because the leading-out terminal of each winding of coil utilizes welding manner to be attached on binding post, therefore overall processing is comparatively complicated, and production cost is higher, for the miniature transformer product that unit price is lower, and does not meet economic benefit.
2. because the leading-out terminal of each winding of coil first encloses around being welded on binding post again, for the small-sized and transformer of High-current output, there is thicker secondary side winding, therefore its secondary side winding leading-out terminal circle around, be welded on binding post, be easier to produce contact short circuit with the binding post of side, affect product quality.
3. because the leading-out terminal of each winding of coil is welded on binding post, transformer is then be welded in circuit board or associated component via binding post, therefore described binding post and welding position thereof can cause contact resistance to increase, and transformer efficiency and properties deteriorate are worsened.
4. at the insulating barrier that described coil outer circumferential side winding multi-turn insulating tape or insulating paper are formed, not only comparatively difficult on process operation, and the hermetically-sealed construction of its complete clad type is also unfavorable for heat radiation, affects the electrical characteristic of product.
Because common transformer device structure has above-mentioned shortcoming, inventor is the road for those shortcoming Improvements, finally has generation of the present utility model.
Summary of the invention
Main purpose of the present utility model is the modified node method providing a kind of transformer, directly through the groove be preset on coil holder by the leading-out terminal of coil, and utilize the bevelled alignment pin of tool to embed in each groove to clamp each leading-out terminal formation location, each leading-out terminal is made to be had concurrently the function of binding post, inclined-plane simultaneously on alignment pin can the outlet of flexibly fastening different wire diameter, uses the effect reaching and simplify assembling operation, reduce production cost.
Another object of the present utility model is the modified node method providing a kind of transformer, leading-out terminal due to described coil be directly and circuit board or associated component be linked, and without the need to via traditional binding post and secondary welding structure, therefore between the output lead of its coil and aforementioned circuit plate or associated component, there is lower contact resistance, can the electrical characteristic of effective improving product, promote the competitiveness of product.
Another object of the present utility model is the modified node method providing a kind of transformer, at a described coil outer circumferential side separately coated clamshell, to guarantee safety distance between coil and iron core, and on aforementioned clamshell, be provided with suitable hollow out opening, to promote overall radiating efficiency.
For reaching above-mentioned purpose and effect, the technological means practiced by the utility model comprises: an iron core group, is to be formed by most iron core relative combinations; One coil holder, be coated at least part of this iron core group, and make this iron core group have one by the magnetic conductive loop of coil holder, the wire connecting portion that wire casing and at least one outside side protrude out is provided with at described coil holder outer circumferential side, this wire connecting portion is provided with the groove that majority has lateral openings, and the inherent position close to lateral openings of each groove is embedded with alignment pin; One coil, be wrapped in the wire casing of aforementioned coil holder, this coil at least has most leading-out terminal, and each leading-out terminal respectively by different groove, and utilizes alignment pin packing to form location at leading-out terminal avris; One clamshell is linked in described coil outer circumferential side, make to form an insulated barriers between aforementioned coil and iron core group, and this clamshell is provided with at least one hollow out opening, and what make aforementioned coil outer circumferential side meets air-flow in the face of appearing outward.
According to said structure, an alignment pin is embedded with respectively in each groove of described coil holder, joint portion is provided with at least side of the nearly lateral openings of each fillistered joint, each alignment pin side is then provided with a combined portion that can be connected with aforementioned joint portion relatively, makes each alignment pin can form location in groove.
According to said structure, described joint portion is a guide runner, and aforementioned combined portion is a side flange that can stretch into guide runner.
According to said structure, described clamshell is combined via a link portions by two symmetrical blocking parts, and aforementioned hollow out opening is arranged between two blocking parts.
According to said structure, described alignment pin is provided with inclined-plane in the side close to each groove.
According to said structure, described alignment pin is provided with cancave cambered surface in the side close to each groove.
According to said structure, each leading-out terminal of described coil is arranged with an insulating sleeve respectively at the position of each groove of correspondence.
According to said structure, the wire connecting portion of described coil holder is separately provided with most binding post.
According to Shang Shu Knot structure, the alignment pin in each groove of described embedding interlinks into single structure body.
Can obtain for making above-mentioned purpose of the present utility model, effect and feature and understand more specifically, hereby be described as follows according to following accompanying drawing:
graphic explanation:
Fig. 1 is the structure decomposition map of the utility model first embodiment.
Fig. 2 is the entire combination outside drawing of the utility model first embodiment.
Fig. 3 is the combination section of the utility model first embodiment.
Fig. 4 is the structure decomposition map of the utility model second embodiment.
Fig. 5 is the entire combination outside drawing of the utility model second embodiment.
Fig. 6 is the combination section of the utility model second embodiment.
embodiment:
Shown in please refer to the drawing 1 to Fig. 3, the structure of known the utility model first embodiment mainly comprises: coil holder 1, coil 2, the part such as clamshell 3 and iron core group 4, wherein said coil holder 1 inside is provided with a through medium pore 11, in the wire connecting portion 13 that this medium pore 11 outer circumferential side is provided with at least one wire casing 12 and protrudes out to two sides, each wire connecting portion 13 is respectively equipped with groove 14 and most binding post 16 that majority has lateral openings, each groove 14 is respectively equipped with a joint portion 141(at two sides close to lateral openings and can be a guide runner), separately there is most alignment pin 15 to be provided with the combined portion 151(that can be connected with this joint portion 141 at two sides and can be a side flange), make aforementioned alignment pin 15 in groove 14, location can be formed close to the position of lateral openings.
Coil 2 is the wire casing 12 weeks sides being linked in coil holder 1, it can be made up of first and second winding 21,22, and this first and second winding 21,22 has at least one group of leading-out terminal 211,221 respectively, the leading-out terminal 211 of leading-out terminal 221(or the time winding 21 of wherein said secondary winding 22) be through each groove 14, and utilize the packing of each alignment pin 15 at leading-out terminal 221(or 211) avris and form location, make each leading-out terminal 221(or 211) formed and extend with each binding post 16 equidirectional; Meanwhile, each leading-out terminal 221(or 211) outer circumferential side can arrange an insulating sleeve 222 according to need, with to this leading-out terminal 221(or 211) surface forms protected effect.
In a feasible embodiment, each alignment pin 15 is provided with inclined-plane 152 in the side close to groove 14 respectively, gradually packing effect is produced to leading-out terminal 221 in the process that this inclined-plane 152 can combine with combined portion 151 and the joint portion 141 of alignment pin 15, make and fixing firm effect convenient with operation.
Iron core group 4a is formed by disymmetrical iron core 4 relative combinations, the center pillar portion 41 that one can penetrate medium pore 11 is provided with in each iron core 4 middle part, post portion 41 at least two side is provided with corresponding lateral column portion 42 hereinto, and in the preamble between post portion 41 and lateral column portion 42 self-assembling formation one can hold the wire casing 12 of described coil holder 1 and the accommodation space 43 of coil 2, make described two iron cores 4 that center pillar portion 41 and lateral column portion 42 can be utilized to form one by the magnetic conductive loop of coil holder 2.
Clamshell 3 links disymmetrical blocking part 31 by a microscler linking part 32 to combine, upon assembly, described linking part 32 is the end side that can be arranged on coil 2, make aforementioned two blocking parts 31 just can be linked in described coil 2 outer circumferential side, and form an insulated barriers between coil 2 and iron core group 4a; Meanwhile, between aforementioned two blocking parts 31, just can form at least one hollow out opening 33, make described coil 2 be able to outer circumferential side and meet air-flow in the face of appearing outward, use the radiating efficiency promoting coil 2 entirety.
Shown in please refer to the drawing 4 to Fig. 6, the structure of known the utility model second embodiment mainly comprises: the assemblies such as a coil holder 10 and the coil 2 identical with aforementioned first embodiment, clamshell 3, iron core group 4; Wherein this coil holder 10 has the medium pore 11 identical with coil holder 1, wire casing 12, wire connecting portion 13 and the part such as groove 14, binding post 16, its difference is only: described coil holder 10 has most alignment pin 17, be provided with the combined portion 171(that can be connected with this joint portion 141 at each alignment pin 17 2 side and can be a side flange), make this alignment pin 17 in groove 14, location can be formed close to the position of lateral openings.
In a feasible embodiment, each alignment pin 17 is provided with cancave cambered surface 172 in the side close to groove 14 respectively, overlap the leading-out terminal 221 being pressed in described coil 2 in the process that this cancave cambered surface 172 can combine with combined portion 171 and the joint portion 141 of alignment pin 17, make this leading-out terminal 221 produce suitable positioning function.
In the structure of the above-mentioned first or second embodiment, aforementioned alignment pin 15 or alignment pin 17 can be respective independently assembly as mentioned in the introduction, during its practical application, also can by two alignment pin 15(or alignment pin 17) be linked combination, even can by all alignment pin 15(or alignment pin 17) being linked is combined into single structure body, use the change that formation one is applied, simplify assembly program simultaneously.
Comprehensive the above, the modified node method of this utility model depressor really can reach the contact resistance simplifying assembling operation, reduce output lead, and effect of safety distance, improving heat radiation efficiency between coil and iron core can be guaranteed, be the invention of a tool novelty and progressive in fact, propose the application of utility model patent in accordance with the law; The only content of above-mentioned explanation, is only preferred embodiment of the present utility model and illustrates, the change such as extended according to technological means of the present utility model and category, modification, change or equivalent replacement person, also all should fall within the scope of claim of the present utility model.
Claims (9)
1.. a modified node method for transformer, it at least comprises:
One iron core group is formed by most iron core relative combinations;
One coil holder, be coated at least part of aforementioned iron core group, and make this iron core group have one by the magnetic conductive loop of coil holder, the wire connecting portion that wire casing and at least one outside side protrude out is provided with at this coil holder outer circumferential side, aforementioned wire connecting portion is provided with the groove that majority has lateral openings, and the inherent position close to lateral openings of each groove is embedded with alignment pin;
One coil, be wrapped in the wire casing of aforementioned coil holder, this coil at least has most leading-out terminal, and each leading-out terminal respectively by different groove, and utilizes alignment pin packing to form location at leading-out terminal avris;
One clamshell, is linked in aforementioned coil outer circumferential side, make to form an insulated barriers between this coil and iron core group, and this clamshell is provided with at least one hollow out opening, and what make described coil outer circumferential side meets air-flow in the face of appearing outward.
2. according to the modified node method of the transformer described in claim 1, it is characterized in that: in each groove of described coil holder, be embedded with an alignment pin respectively, joint portion is provided with at least side of the nearly lateral openings of each fillistered joint, each alignment pin side is then provided with one relatively can the combined portion that is connected, joint portion therewith, makes each alignment pin can form location in groove.
3. according to the modified node method of the transformer described in claim 2, it is characterized in that: described joint portion is a guide runner, and aforementioned combined portion is a side flange that can stretch into guide runner.
4. according to the modified node method of the transformer described in claim 1, it is characterized in that: described clamshell is combined via a linking part by two symmetrical blocking parts, and aforementioned hollow out opening is arranged between two blocking parts.
5. according to the modified node method of the transformer described in claim 1, it is characterized in that: described alignment pin is provided with inclined-plane in the side close to each groove.
6. according to the modified node method of the transformer described in claim 1, it is characterized in that: described alignment pin is provided with cancave cambered surface in the side close to each groove.
7. according to the modified node method of the transformer described in claim 1, it is characterized in that: each leading-out terminal of described coil is arranged with an insulating sleeve respectively at the position of each groove of correspondence.
8. according to the modified node method of the transformer described in claim 1, it is characterized in that: the wire connecting portion of described coil holder is separately provided with most binding post.
9. according to the modified node method of the transformer described in claim 1, it is characterized in that: the alignment pin in each groove of described embedding interlinks into single structure body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420527991.4U CN204204610U (en) | 2014-09-15 | 2014-09-15 | The modified node method of transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420527991.4U CN204204610U (en) | 2014-09-15 | 2014-09-15 | The modified node method of transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204204610U true CN204204610U (en) | 2015-03-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420527991.4U Expired - Fee Related CN204204610U (en) | 2014-09-15 | 2014-09-15 | The modified node method of transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204204610U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104347246A (en) * | 2014-04-22 | 2015-02-11 | 昱京科技股份有限公司 | Improved structure of transformer |
| CN112071590A (en) * | 2020-09-15 | 2020-12-11 | 昱京科技股份有限公司 | High pin structure of resonant transformer |
-
2014
- 2014-09-15 CN CN201420527991.4U patent/CN204204610U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104347246A (en) * | 2014-04-22 | 2015-02-11 | 昱京科技股份有限公司 | Improved structure of transformer |
| CN104347246B (en) * | 2014-04-22 | 2018-07-03 | 昱京科技股份有限公司 | Improved structure of transformer |
| CN112071590A (en) * | 2020-09-15 | 2020-12-11 | 昱京科技股份有限公司 | High pin structure of resonant transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20190915 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |