CN102867625B - Combined adjustable transformer bobbin and transformer applying same - Google Patents
Combined adjustable transformer bobbin and transformer applying same Download PDFInfo
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- CN102867625B CN102867625B CN201210338985.XA CN201210338985A CN102867625B CN 102867625 B CN102867625 B CN 102867625B CN 201210338985 A CN201210338985 A CN 201210338985A CN 102867625 B CN102867625 B CN 102867625B
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Abstract
The invention discloses a combined adjustable transformer bobbin. The transformer bobbin comprises a bobbin body which is mainly composed of a main frame and at least one plug connector. The main frame comprises a winding part, and a wiring part and a bayonet socket which are respectively transversally arranged at the two ends of the winding part; the wiring part and the bayonet socket both comprise a long horizontal support plate, and the wiring part further comprises at least one wiring terminal vertically arranged on the lower deck of the support plate; the plug connector mainly comprises a long horizontal mounting plate and at least one wiring terminal vertically arranged on the lower face of one end of the mounting plate; and a connecting structure is arranged the upper face of the other end of the mounting plate and the lower face of the support plate of the bayonet socket. The invention further discloses a transformer which applies the bobbin. Through the matching and assembling of the main frame and the plug connector and the adjustment of the mounting angle of the plug connector, the electric gap and the electric creepage distance are increased to satisfy the standard requirement and to realize isolation of the single circuit or a plurality of circuits of a primary winding and a secondary winding. According to the combined adjustable transformer bobbin, the volume of the transformer is reduced, saves arrangement room of the circuit board is reduced and the difficulty is reduced in the production process.
Description
Technical field
The present invention relates to a kind of electronic transformer, particularly relate to a kind of composite type adjustable transformer skeleton and use the transformer of this skeleton.
Background technology
Transformer framework is the agent structure part of electronic transformer.Its Main Function is: (1) for the copper cash in transformer provides the space of winding; (2) carry magnetic core; (3) the wire casing in skeleton was for providing the path of line during transformer production coiling; (4) the metal stitch in skeleton is the pillar that transformer copper wire is wound around; Be connected with pcb board after scolding tin, play the effect of electrical connection when transformer works; (5) the baffle plate bottom skeleton, can make transformer and pcb board produce and locate fixing effect; For the Xi Dui that produces during scolding tin and pcb board, magnetic core and pcb board provide spacing.
In the various safety standard such as IEC, UL, CE, in safe distance (electric clearance and creepage distance), have detailed hard and fast rule to the electronic transformer as electrical isolation device.Such as: common off-line type electronic transformer need protect according to reinforced insulation, the creepage distance of more than 6.0mm will usually be met between armature winding (Primary Winding) and secondary winding (Secondary Winding).
At present, to those skilled in the art, how by practice to the electronic transformer of Switching Power Supply or modular power source while meeting small form factor requirements, ensureing safe distance again, is very challenging technical barrier.
Existing transformer framework pattern is various, is mostly one-body molded, and it and magnetic core support the use the universal product becoming this area.Existing transformer framework meet safe distance general measures be directly strengthen the spacing between the primary coil groove of transformer framework and secondary wire ring recess, and auxiliary to protect with insulating material such as barricade, gummed paper, Teflon sleeve pipes, this measure not only increases the volume of transformer framework, add Material Cost, and be unfavorable for reducing transformer whole volume, be also unfavorable for reducing circuit board cloth board space simultaneously; Existing another kind of common method uses three layer insulation wire to draw and unsettled formation fly line the secondary winding of transformer, necessary distance is met by the fly line welding hole on circuit board, the defect that this transformer exists is: the technique management and control difficulty of fly line is larger, and the upper plate of fly line installs very difficult operation, not only to the professional skill of operating personnel, there is higher requirement, and the operating time is long, manufacturing cost is caused to increase.
Summary of the invention
First object of the present invention be to provide a kind of structure simple, electric clearance and creepage distance requirement can be met, realize the isolation of single channel or multichannel between primary coil and secondary coil, reduce volume of transformer, save insulating material, save circuit board cloth board space, reduce transformer production technology difficulty and save the composite type adjustable transformer skeleton of manufacturing cost.
First object of the present invention realizes by the following technical solutions: a kind of composite type adjustable transformer skeleton, comprise support body, it is characterized in that described support body forms primarily of body frame and at least one plug connector, described body frame comprises the winding portion in cylinder and is horizontally installed on wire connecting portion and the plug socket at winding portion two ends respectively, described wire connecting portion, plug socket and plug connector are microscler blocks, described wire connecting portion and plug socket comprise the microscler horizontal supporting plate for support magnetic core respectively, described wire connecting portion also comprises at least one and is vertically arranged on wire wrap terminal on supporting bracket lower face, several wire wrap terminal is arranged along the longitudinal direction of described supporting bracket, described plug connector is primarily of microscler horizontal mounting plate and the wire wrap terminal composition being vertically arranged on mounting panel one end lower face, this wire wrap terminal is at least one and several wire wrap terminal is arranged along the longitudinal direction of described mounting panel, syndeton is provided with between the lower face of the upper face of the described mounting panel other end and the supporting bracket of described plug socket, regulate the setting angle between described plug connector and plug socket, by described syndeton, plug connector is fixed on plug socket.
The present invention is under the prerequisite of the winding part structure and standard magnetic core compatibility that do not change traditional transformer, by the adjustment that coordinate assembling and plug connector setting angle of body frame with plug connector, reach and increase electric clearance and creepage distance to meet the requirement of standard, and the isolation of single channel or multichannel between elementary and secondary coil can be realized.Reduce volume of transformer size simultaneously, decrease insulating material, save circuit board cloth board space, reduce transformer production technology difficulty, saved manufacturing cost.
As one of the present invention preferred embodiment, described syndeton comprises spliced eye and inserting column, described spliced eye is at least one, several spliced eye is arranged along the longitudinal direction of supporting bracket, described inserting column is one and is vertically arranged on the mounting panel of described plug connector, described inserting column is inserted in described spliced eye, and several plug connector is fastened on described plug socket by the inserting column of several plug connector respectively corresponding being inserted in corresponding spliced eye.
In order to make the connection of inserting column and spliced eye more firm, the side of inserting column of the present invention is provided with the avoiding hollow groove for injecting viscose glue, and described avoiding hollow groove is arranged along the side surface circumference of inserting column.
Improve as the present invention's one, the upper face of the supporting bracket of described wire connecting portion and plug socket is vertically provided with baffle plate respectively, described baffle plate is that the side be connected with winding portion by described supporting bracket upwards extends and forms, and magnetic core is located by magnetic core ring set in the periphery of described baffle plate and on the upper face being positioned at described supporting bracket.
Further improve as the present invention, described wire connecting portion and plug socket also comprise boss and at least two distribution troughs for winding leads cabling respectively, the side longitudinal extension that described boss is connected along the lower face of supporting bracket with winding portion, described distribution trough is arranged on described boss and along the longitudinal direction of boss and arranges; Described winding portion is segment, namely be made up of the arcwall face of upper and lower plane and side, the lower face of described supporting bracket is lower than the lower plane of described winding portion, and the groove bottom of described distribution trough is the inclined-plane of lower face to the lower plane transition of described winding portion of self-supporting slab.
The present invention can also do following improvement, the lower face of described plug socket supporting bracket is also provided with at least one locating piece, several locating piece is arranged along the longitudinal direction of described supporting bracket, gap between described locating piece passage as winding leads horizontal cabling relative to distribution trough, another side of described locating piece and described boss, described supporting bracket has the passage of gap as the longitudinal cabling of winding leads, and winding leads guides described wire wrap terminal by described distribution trough footpath into by described passage.
The mounting panel lower face of plug connector of the present invention is provided with locating piece and boss, on the dual-side that described boss lays respectively at described mounting panel and along its longitudinal extension, described locating piece is located between described boss, has the passage of gap as winding leads cabling between described locating piece and described boss respectively.
Position plug socket supporting bracket of the present invention being arranged spliced eye has groove, described spliced eye is positioned on the bottom surface of described groove, one end that described groove and described plug connector arrange inserting column adapts, be inserted into make this end of described plug connector be positioned at described groove in described spliced eye by inserting column, the notch edges of described groove is equal with the lower face of described plug connector mounting panel.
One end that plug connector of the present invention arranges wire wrap terminal is also provided with at least one pair of draw-in groove, described draw-in groove is at least positioned at the side of described mounting panel, several draw-in groove is along the longitudinal arrangement of mounting panel, form projection between described draw-in groove, make the winding leads from described passage pass draw-in groove and lead to wire wrap terminal from other draw-in groove after walking around projection.
As a modification of the present invention, the table top of the boss on the table top of the boss in described plug socket supporting bracket and described plug connector mounting panel is in the same plane; The upper face of described plug connector mounting panel is concordant with the upper face of described plug socket supporting bracket; One end that described mounting panel arranges inserting column is plate, and described inserting column is positioned on the upper face of described plate, and described inserting column is inserted in described spliced eye, and the lower face of described plug socket supporting bracket is equal with the lower face of described plate.
Second object of the present invention is to provide a kind of transformer using combinations thereof formula adjustable transformer skeleton.
Second object of the present invention realizes by the following technical solutions: a kind of transformer using composite type adjustable transformer skeleton described in claim 1, it is characterized in that: comprise described combination adjustable variable-pressure device skeleton, winding and magnetic core, described winding is around in the winding portion of described skeleton, on the upper face that described magnetic core is arranged on described supporting bracket and winding is stated in ring set residence, the wire wrap terminal being positioned at winding portion wherein one end guided into by the lead-in wire of described winding primary coil, the wire wrap terminal being positioned at the winding portion other end then guided into by the lead-in wire of secondary coil, the lead-in wire of described primary coil and secondary coil is wrapped on corresponding wire wrap terminal respectively to realize electrical connection.
Compared with prior art, the present invention has following significant effect:
(1) the present invention is under the prerequisite of the winding part structure and standard magnetic core compatibility that do not change traditional transformer, by the adjustment that coordinate assembling and plug connector setting angle of body frame with plug connector, reaches and increases electric clearance and creepage distance to meet the requirement of standard; Body frame can support the use with the standard magnetic core of this area, according to safe distance requirement, plug connector only need be made the Suresh Kumar that different length and installation position just can form skeleton and expand.
(2) the present invention also can realize the isolation of single channel or multichannel between elementary and secondary coil.
(3) body frame of the present invention is provided with spliced eye, by the connection of spliced eye and inserting column, the setting angle of plug connector can adjust, one or several plug connector can be assembled according to actual needs, efficiently reduce volume of transformer, decrease insulating material, the corresponding cloth board space expanding circuit board.
(4) skeleton of the present invention is combined by body frame and plug connector and is assembled, corresponding mould can be adopted to carry out machine-shaping to the two, and plug connector is provided with wire wrap terminal, the fixing of wire rod can be carried out and do not need fly line process, reduce transformer production technology difficulty, save manufacturing cost.
(5) transformer of the present invention in conjunction with side circuit plate layout, can conveniently carry out the adjustment in plug connector setting angle orientation, saves and optimized circuit plate cloth board space.
(6) overall same flatness of the present invention is good, convenient for assembly.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Fig. 1 is the structural representation of body frame of the present invention;
Fig. 2 is the structural representation of plug connector of the present invention;
Fig. 3 is that body frame of the present invention and a plug connector assemble schematic diagram;
Fig. 4 is the structural representation that the present invention's plug connector is arranged on body frame;
Fig. 5 is the structural representation that the present invention's two plug connectors are arranged on body frame;
Fig. 6 is the transformer device structure schematic diagram that the present invention is provided with that a plug connector realizes single channel output;
Fig. 7 is the transformer device structure schematic diagram (for normal mounting state) that the present invention is provided with that two plug connectors realize doubleway output.
Embodiment
As shown in Fig. 1 ~ 7, it is a kind of composite type adjustable transformer of the present invention skeleton, comprise support body, support body forms primarily of body frame 1 and at least one plug connector 2, body frame 1 comprises the winding portion 15 in cylinder and is horizontally installed on wire connecting portion and the plug socket at winding portion two ends respectively, winding portion is the winding supporting body of transformer, wire connecting portion, plug socket and plug connector are microscler blocks, wire connecting portion and plug socket comprise the microscler horizontal supporting plate 12 for support magnetic core 4 respectively, wire connecting portion also comprises at least one and is vertically arranged on metal wound wire terminal 14 on supporting bracket 12 lower face 17, wire wrap terminal is 4 and longitudinal direction along supporting bracket 12 is arranged in the present embodiment, plug connector 2 forms primarily of microscler horizontal mounting plate and the wire wrap terminal 14 that is vertically arranged on mounting panel one end lower face, this wire wrap terminal is at least one, wire wrap terminal is 2 in the present embodiment, the first metal wound wire terminal 14a respectively, second metal wound wire terminal 14b and longitudinal direction along mounting panel are arranged, syndeton is provided with between the lower face of the upper face of the mounting panel other end and the supporting bracket 12 of plug socket, syndeton comprises spliced eye 11 and inserting column 23, inserting column adopts pin, spliced eye is at least one, in the present embodiment, spliced eye 11 is 2 manholes running through supporting bracket and lays respectively at the two ends of supporting bracket 12, inserting column 23 is one and is vertically arranged on the mounting panel of plug connector 2, inserting column is inserted in spliced eye, this plug connector is fastened on plug socket by the inserting column of 2 plug connectors respectively corresponding being inserted in corresponding spliced eye.Regulate the setting angle between plug connector and plug socket, coordinated by inserting column and spliced eye and plug connector is fixed on plug socket.In order to make the connection of inserting column and spliced eye more firm, the side of inserting column is provided with the avoiding hollow groove 24 for injecting viscose glue, and avoiding hollow groove 24 is equidistantly arranged along the periphery of inserting column.
The upper face of the supporting bracket 12 of wire connecting portion and plug socket is vertically provided with baffle plate 10 respectively; baffle plate 10 is that the side be connected with winding portion by supporting bracket 12 upwards extends and forms; magnetic core 4 is located by magnetic core 4 ring set in the periphery of baffle plate 10 and on the upper face being positioned at supporting bracket 12, and play the effect of winding protection.
Wire connecting portion and plug socket also comprise boss 13 and at least two distribution troughs 16 for winding leads cabling respectively, the side longitudinal extension that boss 13 is connected along the lower face of supporting bracket 12 with winding portion 15, distribution trough 16 is arranged on boss and along the longitudinal direction of boss and arranges; Winding portion 15 is segment, namely be made up of the arcwall face of upper and lower plane and side, the lower face of supporting bracket 12 is lower than the lower plane of winding portion 15, the groove bottom of distribution trough 16 is lower face 17 inclined-planes to the lower plane transition of winding portion 15 of self-supporting slab 12, and lower face 17 is the root place plane of wire wrap terminal.
The lower face of plug socket supporting bracket 12 is also provided with at least one locating piece, locating piece adopts alignment pin, in the present embodiment, locating piece 18 is 3 and longitudinal direction along supporting bracket 12 is arranged, gap between locating piece 18 passage as winding leads horizontal cabling relative to distribution trough 16, locating piece 18 and another side of boss 13, supporting bracket 12 have the passage of gap as the longitudinal cabling of winding leads, and winding leads guides wire wrap terminal 14 by distribution trough 16 footpath into by passage.
The mounting panel lower face of plug connector is provided with locating piece 2a and boss, on the dual-side that boss lays respectively at mounting panel and along its longitudinal extension, locating piece is located between boss, there is between locating piece and boss gap forms winding leads cabling passage respectively as the first wire lead slot 21a, the second wire lead slot 21b, this passage is parallel to the orientation of wire wrap terminal, locating piece 2a can distinguish, see Fig. 6 lead-in wire 5a, 5b.Position plug socket supporting bracket being arranged spliced eye 11 has groove 19, spliced eye 11 is positioned on the bottom surface of groove 19, the notch of groove 19 is square, one of them cell wall of groove 19 is the bottom 19a of boss, the cell wall 19b be adjacent, 19a, 19b is respectively the first location groove face, second location groove face, both sides are openings in addition, one end that groove 19 and plug connector 2 arrange inserting column adapts, this end is square termination, there are three locating surfaces, be respectively the first locating surface 27a, second locating surface 27b and the 3rd locating surface 27c, be inserted in spliced eye by inserting column, this end of plug connector is positioned at groove by opening, the notch edges of groove is equal with the lower face of plug connector mounting panel, the table top of the boss on the table top of the boss 13 in plug socket supporting bracket and plug connector mounting panel is in the same plane, the upper face 2b of plug connector mounting panel is concordant with the upper face of plug socket supporting bracket, one end that mounting panel arranges inserting column is plate, and inserting column is positioned on the upper face of plate, and inserting column is inserted in spliced eye, and the lower face of plug socket supporting bracket is equal with the lower face of plate, has section 27 between the upper face of plate and the upper face of mounting panel.
As shown in Figure 3,4, carry out single plug connector assembling, plug connector carries out tight fit assembling by circular pin 23 with pilot hole 11.The upper face 2b of plug connector mounting panel is concordant with the upper face of supporting bracket 12, and the table top of the table top of boss 2a and the boss 13 of supporting bracket, the upper surface of locating piece 18 are concordant, to ensure the overall same flatness of transformer framework.Plug connector and body frame are 0 ° and assemble, and section 27 contacts with the side of supporting bracket end, and the first location groove face 19a contacts with the first locating surface 27a, and the second location groove face 19b contacts with the second locating surface 27b.Locate groove face by the side of pilot hole 11 and circular pin 23, section 27 and supporting bracket 12 and two to coordinate with the contact of locating surface, effectively prevent from drawing plug connector 2 combine assembling after rocking, carry out angle location.Now by injecting glue at avoiding hollow groove 24, more firm effect can be played.
Cooperation according to multiple spot is fixed, combination assembling and the location of two plug connector assemblings can be realized equally, as shown in Figure 5, plug connector 2 and body frame 1 assembling in 90 °, first location groove face 19a contacts with the second locating surface 27b, and the second location groove face 19b contacts with the 3rd locating surface 27c.
One end that plug connector 2 arranges wire wrap terminal 14 is also provided with draw-in groove, the both sides of mounting panel are respectively equipped with a pair draw-in groove 25, draw-in groove is near wire wrap terminal, two draw-in grooves 25 of every centering are along the longitudinal arrangement of mounting panel, form projection 26 between draw-in groove 25, make the winding leads from passage pass draw-in groove 25 and lead to wire wrap terminal 14 from another draw-in groove 25 after walking around projection 26.
A kind of transformer using combinations thereof formula adjustable transformer skeleton, comprise combination adjustable variable-pressure device skeleton, winding and magnetic core, winding is around in the winding portion of skeleton, on the upper face that magnetic core is arranged on supporting bracket and ring set lives winding, the wire wrap terminal being positioned at winding portion wherein one end guided into by the lead-in wire of winding primary coil, the wire wrap terminal being positioned at the winding portion other end then guided into by the lead-in wire of secondary coil, and the lead-in wire of primary coil and secondary coil is wrapped on corresponding wire wrap terminal respectively to realize electrical connection.
First winding leads 5a is wrapped on the first metal wound wire terminal 14a by the first wire lead slot 21a; Second winding leads 5b enters draw-in groove 25 by the second wire lead slot 21b, walks around protruding 26 and is wrapped on the second metal wound wire terminal 14b.The second winding leads 5b can be prevented like this when wicking, be directly connected to form short circuit with the first metal wound wire terminal 14a.Same, the winding leads on another plug connector also protects according to this kind of mode.
Use the transformer that aforesaid transformer framework is made.If only have a road to export, only a plug connector is installed; Two plug connectors are installed and can meet doubleway output; Plural plug connector is installed and can meets multiple-channel output; The adjustment of 0 ° or 90 ° can be carried out in orientation due to plug connector 2, when practice, can meet different circuit-board laying-out needs very neatly.
In other embodiments, according to actual needs, spliced eye is two or more and longitudinal direction along supporting bracket is arranged, and several plug connector is fastened on plug socket in corresponding spliced eye by the inserting column of plural plug connector respectively corresponding being inserted into; Distribution trough is two or more, and wire wrap terminal guided into by the lead-in wire realizing many group windings; When the metal wound wire terminal on wire connecting portion, plug connector is respectively multiple and needs the winding leads carrying out multiple different electrical property to fix, can adopt, in coiling, sleeve pipe is set to realize the isolation of electric property.
Above content is in conjunction with the detailed description made for the present invention of concrete preferred implementation, but can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention; some simple replacements and utilization can also be made; the assembling form of the mounting means of such as transformer framework body frame, body frame and plug connector, the quantity of plug connector, the distortion etc. of plug connector concrete shape, all should be considered as belonging to protection scope of the present invention.
Claims (8)
1. a composite type adjustable transformer skeleton, comprise support body, it is characterized in that: described support body forms primarily of body frame and at least one plug connector, described body frame comprises the winding portion in cylinder and is horizontally installed on wire connecting portion and the plug socket at winding portion two ends respectively, described wire connecting portion, plug socket and plug connector are microscler blocks, described wire connecting portion and plug socket comprise the microscler horizontal supporting plate for support magnetic core respectively, described wire connecting portion also comprises at least one and is vertically arranged on wire wrap terminal on supporting bracket lower face, several wire wrap terminal is arranged along the longitudinal direction of described supporting bracket, described plug connector is primarily of microscler horizontal mounting plate and the wire wrap terminal composition being vertically arranged on mounting panel one end lower face, this wire wrap terminal is at least one and several wire wrap terminal is arranged along the longitudinal direction of described mounting panel, syndeton is provided with between the lower face of the upper face of the described mounting panel other end and the supporting bracket of described plug socket, regulate the setting angle between described plug connector and plug socket, by described syndeton, plug connector is fixed on plug socket, described syndeton comprises spliced eye and inserting column, described spliced eye is at least one, several spliced eye is arranged along the longitudinal direction of supporting bracket, described inserting column is one and is vertically arranged on the mounting panel of described plug connector, described inserting column is inserted in described spliced eye, and several plug connector is fastened on described plug socket by the inserting column of several plug connector respectively corresponding being inserted in corresponding spliced eye.
2. composite type adjustable transformer skeleton according to claim 1, it is characterized in that: described wire connecting portion and plug socket also comprise boss and at least two distribution troughs for winding leads cabling respectively, the side longitudinal extension that described boss is connected along the lower face of supporting bracket with winding portion, described distribution trough is arranged on described boss and along the longitudinal direction of boss and arranges; Described winding portion is segment, namely be made up of the arcwall face of upper and lower plane and side, the lower face of described supporting bracket is lower than the lower plane of described winding portion, and the groove bottom of described distribution trough is the inclined-plane of lower face to the lower plane transition of described winding portion of self-supporting slab.
3. composite type adjustable transformer skeleton according to claim 2, it is characterized in that: on the lower face of described plug socket supporting bracket, be also provided with at least one locating piece, several locating piece is arranged along the longitudinal direction of described supporting bracket, gap between described locating piece passage as winding leads horizontal cabling relative to distribution trough, another side of described locating piece and described boss, described supporting bracket has the passage of gap as the longitudinal cabling of winding leads, and winding leads guides described wire wrap terminal by described distribution trough footpath into by described passage.
4. composite type adjustable transformer skeleton according to claim 3, it is characterized in that: the mounting panel lower face of described plug connector is provided with locating piece and boss, on the dual-side that described boss lays respectively at described mounting panel and along its longitudinal extension, described locating piece is located between described boss, has the passage of gap as winding leads cabling between described locating piece and described boss respectively.
5. composite type adjustable transformer skeleton according to claim 1, it is characterized in that: the position described plug socket supporting bracket being arranged spliced eye has groove, described spliced eye is positioned on the bottom surface of described groove, one end that described groove and described plug connector arrange inserting column adapts, be inserted into make this end of described plug connector be positioned at described groove in described spliced eye by inserting column, the notch edges of described groove is equal with the lower face of described plug connector mounting panel.
6. composite type adjustable transformer skeleton according to claim 5, it is characterized in that: one end that described plug connector arranges wire wrap terminal is also provided with at least one pair of draw-in groove, described draw-in groove is at least positioned at the side of described mounting panel, several draw-in groove is along the longitudinal arrangement of mounting panel, form projection between described draw-in groove, make winding leads pass draw-in groove and lead to wire wrap terminal from other draw-in groove after walking around projection.
7. composite type adjustable transformer skeleton according to claim 4, is characterized in that: the table top of the boss on the table top of the boss in described plug socket supporting bracket and described plug connector mounting panel is in the same plane; The upper face of described plug connector mounting panel is concordant with the upper face of described plug socket supporting bracket; One end that described mounting panel arranges inserting column is plate, and described inserting column is positioned on the upper face of described plate, and described inserting column is inserted in described spliced eye, and the lower face of described plug socket supporting bracket is equal with the lower face of described plate.
8. one kind uses the transformer of composite type adjustable transformer skeleton described in any one of claim 1 ~ 7, it is characterized in that: comprise described combination adjustable variable-pressure device skeleton, winding and magnetic core, described winding is around in the winding portion of described skeleton, on the upper face that described magnetic core is arranged on described supporting bracket and winding is stated in ring set residence, the wire wrap terminal being positioned at winding portion wherein one end guided into by the lead-in wire of described winding primary coil, the wire wrap terminal being positioned at the winding portion other end then guided into by the lead-in wire of secondary coil, the lead-in wire of described primary coil and secondary coil is wrapped on corresponding wire wrap terminal respectively to realize electrical connection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210338985.XA CN102867625B (en) | 2012-09-13 | 2012-09-13 | Combined adjustable transformer bobbin and transformer applying same |
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| CN201210338985.XA CN102867625B (en) | 2012-09-13 | 2012-09-13 | Combined adjustable transformer bobbin and transformer applying same |
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| CN102867625B true CN102867625B (en) | 2015-06-17 |
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| US9214763B2 (en) | 2013-01-18 | 2015-12-15 | Delta Electronics, Inc. | Fly line connector |
| CN103943977B (en) * | 2013-01-18 | 2016-01-20 | 台达电子工业股份有限公司 | Composite type fly line connector |
| CN104240918B (en) | 2013-06-21 | 2016-08-17 | 台达电子工业股份有限公司 | Transformer device structure |
| CN104183377B (en) * | 2014-08-31 | 2017-10-20 | 合肥市菲力克斯电子科技有限公司 | The adjustable detachable transformer framework of fixed block |
| CN104157426B (en) * | 2014-08-31 | 2016-04-27 | 合肥市菲力克斯电子科技有限公司 | The adjustable for height detachable transformer framework of stitch |
| CN104882264A (en) * | 2015-06-23 | 2015-09-02 | 无锡晶磊电子有限公司 | Manufacturing method for transformer of laptop power adapter |
| CN105140009A (en) * | 2015-09-09 | 2015-12-09 | 浙江矛牌电子科技有限公司 | High frequency switching power supply transformer |
| CN106504875A (en) * | 2016-11-02 | 2017-03-15 | 合肥市菲力克斯电子科技有限公司 | A kind of transformer framework for preventing right-angled intersection |
| CN106504874A (en) * | 2016-11-02 | 2017-03-15 | 合肥市菲力克斯电子科技有限公司 | A kind of primary lead that limits prevents the transformer framework of right-angled intersection |
| CN107403685A (en) * | 2017-08-25 | 2017-11-28 | 珠海科德电子有限公司 | Skeleton and a kind of inductance that can be used in automated production |
| GB2568497A (en) * | 2017-11-17 | 2019-05-22 | Invertek Drives Ltd | A transformer and a method of manufacturing a transformer |
| DE102018130504B4 (en) * | 2018-11-30 | 2023-11-23 | Borgwarner Ludwigsburg Gmbh | Primary coil former for an ignition coil and ignition coil with such a primary coil former |
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