CN209183377U - LLC transformer - Google Patents

LLC transformer Download PDF

Info

Publication number
CN209183377U
CN209183377U CN201822027745.3U CN201822027745U CN209183377U CN 209183377 U CN209183377 U CN 209183377U CN 201822027745 U CN201822027745 U CN 201822027745U CN 209183377 U CN209183377 U CN 209183377U
Authority
CN
China
Prior art keywords
plate
transformer
framework
butting
inductance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201822027745.3U
Other languages
Chinese (zh)
Inventor
张子军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Polytron Technologies Inc
Original Assignee
Guangdong Polytron Technologies Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Polytron Technologies Inc filed Critical Guangdong Polytron Technologies Inc
Priority to CN201822027745.3U priority Critical patent/CN209183377U/en
Application granted granted Critical
Publication of CN209183377U publication Critical patent/CN209183377U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model is suitable for transformer technology field, provide a kind of LLC transformer, the LLC transformer includes transformer framework, inductance framework, it is plugged in two magnetic core of transformers at transformer framework both ends, and it is plugged in the inductance core of inductance framework one end, the other end of inductance framework and a wherein magnetic core of transformer are inconsistent, inductor winding is wound on inductance framework, armature winding and secondary windings are successively wound on transformer framework from the inside to the outside, and armature winding and secondary windings are mutually dielectrically separated from, the end leads of inductor winding are connected with the head end lead of armature winding, the bottom of transformer framework and inductance framework buckle has multiple affixed terminals, each affixed terminal respectively with inductor winding, armature winding is connected with the lead that secondary windings is drawn.LLC transformer provided by the utility model solves the problems, such as existing not practical enough.

Description

LLC transformer
Technical field
The utility model belongs to transformer technology field more particularly to a kind of LLC transformer.
Background technique
With the progress of science and technology and the development of electronic technology, more and more electronic equipments need to use transformer member Part, and LLC transformer is had both the ability of unloaded operation ability and resonance mesh current reflection load weight simultaneously with it and embodied Common series resonance transformer and the incomparable advantage of parallel resonance transformer out, thus be widely used.
LLC transformer is to increase a shunt inductance on the basis of traditional LC second order resonance transformer to improve, With switch operating frequency height, switching loss is small, allows wide input voltage range, high-efficient, light-weight, small in size, EMI noise It is small, the advantages that switch stress is small.DC Steady characteristic of the LLC transformer in each frequency range, especially from intuitive object The magnetic Integrated Trait root of transformer and inductance is described in reason meaning.
However, LLC transformer in the prior art is usually required to be socketed using multiple magnetic cores to form two closed magnetic circuits, So that the volume of its LLC transformer is larger, production technology complexity higher cost, while the lead that its each coil is drawn is directly logical It crosses stitch grafting on the electronic devices, so that its protective and anti-seismic performance are bad, therefore causes the practicality not high.
Utility model content
The utility model embodiment provides a kind of LLC transformer, it is intended to solve asking for the existing inadequate practicability of LLC transformer Topic.
The utility model embodiment proposes a kind of LLC transformer, including transformer framework, inductance framework, be plugged in it is described Two magnetic core of transformers at transformer framework both ends and the inductance core for being plugged in described inductance framework one end, the inductance The other end of skeleton and wherein one magnetic core of transformer are inconsistent, and inductor winding, the change are wound on the inductance framework Armature winding and secondary windings are successively wound on depressor skeleton from the inside to the outside, and the armature winding and the secondary windings are equal Mutually insulated isolation, the end leads of the inductor winding are connected with the head end lead of the armature winding, the transformer bone The bottom of frame and inductance framework buckle has multiple affixed terminals, each affixed terminal respectively with the inductor winding, The armature winding is connected with the lead that the secondary windings is drawn.
Further, the magnetic core of transformer includes wrapping post and vertically and is symmetrically connected to the wrapping post two Two lateral bodys of end, the lateral body include being vertically connected at the first bottom plate of the wrapping post and being vertically connected at described First side plate of first bottom plate the other end, the structure of the inductance core are identical as the structure of the magnetic core of transformer.
Further, the transformer framework includes the first supporting part, is connected to first supporting part both ends Two the first butting sections and it is connected to wherein the first holding section of first butting section and the first fixed part, described One holding section is set to the upper end of first butting section, and first fixed part is set to the bottom end of first butting section.
Further, first supporting part is set on the wrapping post of the magnetic core of transformer, and described first Grade winding and the secondary windings are successively wound on from the inside to the outside on first supporting part;First butting section includes vertical And be symmetrically connected to first supporting part two the second bottom plates, perpendicular to second bottom plate side the second side plate, with And it is connected to the first connecting plate of second side plate;The shape of second bottom plate is consistent with the shape of first bottom plate, Second side plate is set to the one end of second bottom plate far from first supporting part;First connecting plate is towards far from described The direction of first supporting part extends, and is connected to second side plate, and the magnetic core of transformer is plugged in the transformer framework When upper, the lateral body fits with first butting section.
Further, first holding section includes the first clamping block and the second clamping block, first clamping block, institute It states and is equipped with an at least groove on the second clamping block, first fixed part includes that second connect with first butting section connects Fishplate bar and two fixed blocks connecting with second connecting plate both ends, second connecting plate is respectively with described second Bottom plate is connected with second side plate, and the top of the fixed block is equipped with card hole far from one end of first supporting part, described Fixed block is equipped with boss close to the side wall of first supporting part, and the bottom end of the fixed block is equipped with accommodation groove.
Further, the inductance framework includes the second supporting part, is connected to the second of second supporting part both ends Butting section and third butting section and the second holding section and the second fixed part for being connected to second butting section, described second The structure of butting section, second holding section and the second fixed part engages with first butting section, described first respectively Portion is identical with the structure of first fixed part, and the third butting section includes the third bottom connecting with second supporting part Plate and the fastening plate connecting with the third bottom plate, the fastening plate are equipped with an at least groove.
Further, the plug division that the fixed connecting end attached bag includes a sticking part, is vertically connected at the sticking part both ends With buckling parts and it is connected to the wire connecting portion of the buckling parts other end, the affixed terminal, which is equipped with, is connected to the sticking part With the through-hole of the buckling parts, each affixed terminal buckles with first fixed part and second fixed part solid respectively It is fixed.
Further, the inductance core is plugged in the inductance framework close to one end of second butting section, institute It is inconsistent with the magnetic core of transformer close to one end of the third butting section and be fixedly connected to state inductance framework.
Further, first side plate is arc surface close to the end face of the wrapping post, and first bottom plate is in fan Ring-like, one end of first bottom plate is inscribed in the wrapping post, and the other end of first bottom plate is external in first side The center of circle of the arc surface of plate, the center of circle and the wrapping post determined by the arc surface of first side plate is in same axis.
LLC transformer provided by the utility model, due to setting inductance framework one end insert inductance core, the other end with Magnetic core of transformer is inconsistent, so that its inductance core and inductance framework share a wherein magnetic core of transformer and form closed magnetic circuit, Realizing reduces the quantity of magnetic core, reduces product cost, reduces volume etc., by the end leads of inductor winding and it is primary around The head end lead of group is connected to form an entirety, and it is easy to produce to realize simple process, by the way that affixed terminal is arranged so as to The fasteners such as automated machine patch or screw, bolt are fixed, and realize high-protection level and high anti-seismic grade, increase The practicability of LLC transformer solves the problems, such as that existing LLC transformer is not practical enough.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the LLC transformer that an embodiment of the utility model provides;
Fig. 2 is the configuration schematic diagram for the LLC transformer that an embodiment of the utility model provides;
Fig. 3 is the configuration schematic diagram at another visual angle of LLC transformer that an embodiment of the utility model provides;
Fig. 4 is the overlooking structure diagram for the LLC transformer that an embodiment of the utility model provides;
Fig. 5 is the sectional view of the part A-A in Fig. 4;
Fig. 6 is the structural schematic diagram for the transformer framework that an embodiment of the utility model provides;
Fig. 7 is the structural schematic diagram of inductance framework and inductor winding that an embodiment of the utility model provides;
Fig. 8 is the schematic diagram for the LLC transformer that an embodiment of the utility model provides;
Fig. 9 is the amplification assumption diagram of Fig. 2 centre circle I;
Figure 10 is the amplification assumption diagram of Fig. 3 centre circle II.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain The utility model is not used to limit the utility model.
LLC transformer provided by the utility model includes transformer framework, inductance framework, is plugged in transformer framework both ends Two magnetic core of transformers and be plugged in the inductance core of inductance framework one end, the other end of inductance framework becomes with wherein one Depressor magnetic core is inconsistent, and inductor winding is wound on inductance framework, be successively wound with from the inside to the outside on transformer framework it is primary around Group and secondary windings, the end leads of inductor winding are connected with the head end lead of armature winding, transformer framework and inductance framework Bottom buckle have affixed terminal.It is inconsistent by inductance framework one end inserting inductance core, the other end and magnetic core of transformer, make It obtains its inductance core and the shared wherein magnetic core of transformer of inductance framework and forms closed magnetic circuit, reduce the quantity of magnetic core, drop Low product cost reduces volume etc., is connected to form one by the end leads of inductor winding and the head end lead of armature winding A entirety, it is easy to produce to realize simple process, is arranged by affixed terminal so as to automated machine patch or screw, spiral shell The fasteners such as bolt are fixed, and are realized high-protection level and high anti-seismic grade, are increased the practicability of LLC transformer.
Embodiment one
It is as shown in Figure 1 the structural schematic diagram of LLC transformer 10 provided by the embodiment of the utility model.
Please refer to Fig. 1 to Figure 10, LLC transformer 10 provided by the utility model, including transformer framework 20, inductance framework 30, two magnetic core of transformers 40 for being plugged in 20 both ends of transformer framework and the inductance magnetic for being plugged in 30 one end of inductance framework Core 50.Wherein, the other end of inductance framework 30 and a wherein magnetic core of transformer 40 are inconsistent.Electricity is wound on the inductance framework 30 Feel winding 60, is successively wound with armature winding 70 and secondary windings 80, and armature winding from the inside to the outside on the transformer framework 20 70 and secondary windings 80 be mutually dielectrically separated from, the end leads of inductor winding 60 are connected with the head end lead of armature winding 70, The bottom of transformer framework 20 and inductance framework 30 buckle has multiple affixed terminals 90, each affixed terminal 90 respectively with inductance around Group 60, armature winding 70 are connected with the lead that secondary windings 80 is drawn.
It is illustrated in figure 8 the schematic diagram of LLC transformer 10, wherein inductor winding 60 and the connection of armature winding 70 form LLC The primary side winding of transformer 10, secondary windings 80 are the vice-side winding of LLC transformer 10, wherein as shown in Figure 1 and Figure 4, electricity The head end down-lead card of sense winding 60 is set on the affixed terminal 90 buckled with inductance framework 30 the one end (1) for forming primary side winding, The end of its inductor winding 60 is connected with the head end of armature winding 70, and the end leads of armature winding 70 are arranged in and inductance framework 30 buckle affixed terminals 90 on formed primary side winding the other end (4), wherein the head end down-lead card of transformer winding be set to One end (3) of vice-side winding is formed on the affixed terminal 90 that transformer framework 20 buckles, wherein the end leads of transformer winding It is arranged in the other end (2) that vice-side winding is formed on the affixed terminal 90 buckled with transformer framework 20.Wherein it is sheathed on transformation Between armature winding 70 on device skeleton 20 and secondary windings 80 have gap, wherein in the present embodiment, armature winding 70 by Twisted enamel-covered wire coiling, secondary windings 80 is by copper foil coiling.
Wherein, magnetic core of transformer 40 is E-type magnetic core comprising wrapping post 41 and vertically and is symmetrically connected to wrapping post Two lateral bodys 42 at 41 both ends.Wherein, lateral body 42 includes being vertically connected at the first bottom plate 421 of wrapping post 41 and vertical It is connected to first side plate 422 of 421 the other end of the first bottom plate, wherein the first side plate 422 is circle close to the end face of wrapping post 41 Cambered surface, the first bottom plate 421 is substantially ring-like in fanning, and one end of the first bottom plate 421 is inscribed in wrapping post 41, the first bottom plate 421 other end is external in the arc surface of the first side plate 422, wherein the center of circle determined by the arc surface of the first side plate 422 with around The center of circle of terminal 41 is in same axis.Further, the structure of inductance core 50 is identical as the structure of magnetic core of transformer 40, It will not be described here.
As shown in fig. 6, transformer framework 20 includes the first supporting part 21, connection in one embodiment of the utility model In 21 both ends of the first supporting part two the first butting sections 22 and be connected to wherein one first butting section 22 first engaging Portion 23 and the first fixed part 24.
Wherein, the first supporting part 21 is a center pillar cylinder, and the first supporting part 21 is set in the coiling of magnetic core of transformer 40 On column 41, and armature winding 70 and secondary windings 80 are successively wound on from the inside to the outside on the first supporting part 21.Work as magnetic core of transformer 40 when being plugged on transformer framework 20, and the wrapping post 41 of magnetic core of transformer 40 is placed in the receiving of the first supporting part 21 completely In space.
Wherein, the first butting section 22 includes two the second bottom plates 221 that are vertical and being symmetrically connected to the first supporting part 21, hangs down Directly in 221 side of the second bottom plate the second side plate 222 and be connected to the first connecting plate 223 of the second side plate 222, wherein The shape of two bottom plates 221 is consistent with the shape of the first bottom plate 421.Second side plate 222 perpendicular to the second bottom plate 221 side, and It is disposed far from one end of the first supporting part 21.Wherein the first connecting plate 223 extends towards the direction far from the first supporting part 21, and even It is connected to the second side plate 222.Wherein as shown in fig. 6, in one embodiment of the utility model, the quantity of the second bottom plate 221 is 2 A, the quantity of the second side plate 222 is 4, and the quantity of the first connecting plate 223 is 2.When magnetic core of transformer 40 is plugged in transformer When on skeleton 20, the lateral body 42 of magnetic core of transformer 40 fits with the first butting section 22 of inductance framework 30.
Wherein, the first holding section 23 is set to the upper end of the first butting section 22, and the first holding section 23 includes the first clamping block 231 and second clamping block 232, wherein the first clamping block 231 is set to one second side plate 222 of upper end positioned at the first butting section 22 On, the second clamping block 232 is set on another second side plate 222 of the upper end of the first butting section 22, the first clamping block 231, second An at least groove is equipped on clamping block 232.Wherein in the present embodiment, the first clamping block 231 is equipped with a groove, the second engaging Block 232 is equipped with two grooves arranged side by side, and the first holding section 23 is for the pair being sheathed on transformer framework 20 that is fixed The lead of side winding.
Wherein, the first fixed part 24 is set to the bottom end of the first butting section 22, wherein the first fixed part 24 includes supporting with first The second connecting plate 241 that relying part 22 connects and two fixed blocks 242 being connect with 241 both ends of the second connecting plate.Wherein should Second connecting plate 241 is connect with the second bottom plate 221 of the first butting section 22 and the second side plate 222 respectively, the top of fixed block 242 Portion is equipped with card hole 243 far from one end of the first supporting part 21, and fixed block 242 is equipped with convex close to the side wall of the first supporting part 21 Platform 244.The bottom end of its fixed block 242 is equipped with accommodation groove 245.Its fixed block 242 is for buckling affixed terminal 90.
As shown in fig. 7, inductance framework 30 includes the second supporting part 31, is connected in one embodiment of the utility model Second butting section 32 at 31 both ends of the second supporting part and third butting section 33 and the second engaging for being connected to the second butting section 32 Portion 34 and the second fixed part 35.Wherein the second supporting part 31 is a center pillar cylinder, and the second supporting part 31 is set in inductance core On 50 wrapping post 41, and inductor winding 60 is wound on the second supporting part 31.When inductance core 50 is plugged in inductance framework 30 When upper, the wrapping post 41 of inductance core 50 is placed in completely in the accommodating space of the second supporting part 31.Wherein in the present embodiment, The structure of second butting section 32 is identical as the structure of the first butting section 22, the structure of the second holding section 34 and the first holding section 23 Structure is identical, and the structure of the second fixed part 35 is identical as the structure of the first fixed part 24, and it will not be described here.Its second holding section 34 lead for the primary side winding being sheathed on inductance framework 30 that is fixed.Wherein, third butting section 33 includes and second The third bottom plate 331 that supporting part 31 connects and the fastening plate 332 that is connect with third bottom plate 331, wherein third bottom plate 331 be in Circular ring type, fastening plate 332 is equipped with an at least groove, and in the present embodiment, fastening plate 332 is equipped with two grooves arranged side by side.Its In in use, its inductance core 50 is plugged in one end close to the second butting section 32, wherein the wrapping post 41 of inductance core 50 holds In being placed between the receiving of the second supporting part 31 of inductance framework 30, and the of the lateral body 42 of inductance core 50 and inductance framework 30 Two butting sections 32 fit.The third butting section 33 of its inductance framework 30 and magnetic core of transformer 40 are inconsistent.
Wherein, affixed terminal 90 includes a sticking part 91, the plug division 92 for being vertically connected at 91 both ends of sticking part and fastens Portion 93 and the wire connecting portion 94 for being connected to 93 other end of buckling parts.Wherein the affixed terminal 90 is equipped with connection 91 He of sticking part The through-hole of buckling parts 93.And the through-hole on the position of corresponding 242 accommodation groove 245 of fixed block of the sticking part 91 is circle.In use, The plug division 92 of the affixed terminal 90 is inserted in the card hole 243 of fixed block 242, the bottom end of sticking part 91 and fixed block 242 It fits, buckling parts 93 is buckled in the boss 244 of fixed block 242, and the inner wall phase of the boss 244 and the through-hole of buckling parts 93 It contradicts, wire connecting portion 94 wraps the lead of coil windings connected to it.In the present embodiment, the quantity of affixed terminal 90 is 4, buckle is fixed in the first fixed part 24 and the second fixed part 35 of transformer framework 20 and inductance framework 30 respectively.
When assembling, two magnetic core of transformer 40 is plugged in the both ends of transformer framework 20 respectively, until magnetic core of transformer First butting section 22 of 40 lateral body 42 and transformer framework 20 fits, and inductance core 50 is plugged in inductance framework 30 close to One end of two butting sections 32, until the lateral body 42 of inductance core 50 and the second butting section 32 of inductance framework 30 fit, wherein Inductance framework 30 is close to one end of third butting section 33 and far from the first holding section 23 and the first fixed part in transformer framework 20 24 magnetic core of transformer 40 is inconsistent and is fixedly connected, wherein each affixed terminal 90 respectively with transformer framework 20 first Second fixed part 35 of fixed part 24 and inductance framework 30 buckle is fixed.Further, the head end lead of inductor winding 60 is drawn Buckle is fixed in the second holding section 34 of inductance framework 30 afterwards, and buckle is fixed to electricity after the end leads of inductor winding 60 are drawn Feel in the fastening plate 332 of skeleton 30 and be connected with the head end lead of armature winding 70, after the end leads of armature winding 70 are drawn Buckle is fixed in the second holding section 34 of inductance framework 30, and the head end of secondary windings 80, end leads buckle respectively after drawing It is fixed in the first clamping block 231 and the second clamping block 232 of the first holding section 23 of inductance framework 30.Wherein each fixed connecting end The wire connecting portion 94 of son 90 wraps the lead of coil windings connected to it.
In use, automation SMD machinery patch can be used to carry out the affixed terminal 90 of LLC transformer 10 and electronic device It is fixedly connected, it can also be by fasteners such as screw, bolts by the affixed terminal 90 of 10 bottom end of LLC transformer and electronic device wiring It is affixed, enable carrier vehicle power supply magnetic core part product using when reach high-protection level and high anti-seismic grade.And existing skill Each winding leads of its LLC transformer 10 are plugged in electronic device by card needle in art, so which solve existing LLC changes Protective caused by 10 grafting of depressor and the inadequate problem of shock resistance.The end leads and armature winding 70 of its inductor winding 60 Head end lead be connected to form an entirety, realize the features such as simple process is easy to produce;Pass through two 40 phases of magnetic core of transformer To being plugged on transformer framework 20, so as to closed magnetic circuit is formed, and inductance core 50 is plugged on inductance framework 30, And inductance framework 30 and a magnetic core of transformer 40 are inconsistent, so that magnetic core of transformer 40 can be shared to forming closed magnetic circuit, Inductance core 50 and inductance framework 30, which are shared, a wherein magnetic core of transformer 40, reduces the quantity of magnetic core, so that reducing production Product cost reduces volume etc..
LLC transformer provided by the embodiment of the utility model, by inductance framework one end inserting inductance core of setting, separately One end is inconsistent with magnetic core of transformer, so that its inductance core and inductance framework share a wherein magnetic core of transformer and form closure Magnetic circuit, realizing reduces the quantity of magnetic core, reduces product cost, reduces volume etc., by the end leads of inductor winding and The head end lead of armature winding is connected to form an entirety, and it is easy to produce to realize simple process, is made by the way that affixed terminal is arranged It can the fasteners such as automated machine patch or screw, bolt be fixed, realize high-protection level and high anti-seismic grade, increase The practicability of LLC transformer is added.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (9)

1. a kind of LLC transformer, which is characterized in that including transformer framework, inductance framework, be plugged in the transformer framework two Two magnetic core of transformers at end and the inductance core for being plugged in described inductance framework one end, the other end of the inductance framework It is inconsistent with wherein one magnetic core of transformer, be wound with inductor winding on the inductance framework, on the transformer framework by It is interior to being successively wound with armature winding and secondary windings outside, and the armature winding and the secondary windings mutually insulate every From the end leads of the inductor winding are connected with the head end lead of the armature winding, the transformer framework and the electricity The bottom buckle of sense skeleton has multiple affixed terminals, each affixed terminal respectively with the inductor winding, it is described it is primary around The lead that group is drawn with the secondary windings connects.
2. LLC transformer as described in claim 1, which is characterized in that the magnetic core of transformer includes wrapping post and vertical And two lateral bodys at the wrapping post both ends are symmetrically connected to, the lateral body includes be vertically connected at the wrapping post first Bottom plate and the first side plate for being vertically connected at first bottom plate the other end, the structure of the inductance core and the change The structure of depressor magnetic core is identical.
3. LLC transformer as claimed in claim 2, which is characterized in that the transformer framework includes the first supporting part, connection In first supporting part both ends two the first butting sections and be connected to wherein first butting section first card Conjunction portion and the first fixed part, first holding section are set to the upper end of first butting section, and first fixed part is set to institute State the bottom end of the first butting section.
4. LLC transformer as claimed in claim 3, which is characterized in that first supporting part is set in the transformer magnetic On the wrapping post of core, and the armature winding and the secondary windings are successively wound on first supporting part from the inside to the outside On;First butting section includes two the second bottom plates that are vertical and being symmetrically connected to first supporting part, perpendicular to described Second side plate of the second bottom plate side and the first connecting plate for being connected to second side plate;The shape of second bottom plate Consistent with the shape of first bottom plate, second side plate is set to one of second bottom plate far from first supporting part End;First connecting plate extends towards the direction far from first supporting part, and is connected to second side plate, the transformation When device magnetic core is plugged on the transformer framework, the lateral body fits with first butting section.
5. LLC transformer as claimed in claim 4, which is characterized in that first holding section includes the first clamping block and the Two clamping blocks, are equipped with an at least groove on first clamping block, second clamping block, first fixed part include with Second connecting plate of the first butting section connection and two fixed blocks being connect with second connecting plate both ends, institute It states the second connecting plate to connect with second bottom plate and second side plate respectively, the top of the fixed block is far from described first One end of supporting part is equipped with card hole, and the fixed block is equipped with boss, the fixed block close to the side wall of first supporting part Bottom end be equipped with accommodation groove.
6. LLC transformer as claimed in claim 5, which is characterized in that the inductance framework includes the second supporting part, is connected to Second butting section and third butting section at second supporting part both ends and the second engaging for being connected to second butting section Portion and the second fixed part, the structure of second butting section, second holding section and the second fixed part is respectively with described One butting section, first holding section are identical with the structure of first fixed part, and the third butting section includes and described The third bottom plate of two supporting parts connection and the fastening plate connecting with the third bottom plate, the fastening plate are equipped at least one Groove.
7. LLC transformer as claimed in claim 6, which is characterized in that the fixed connecting end attached bag includes a sticking part, vertical connection In the plug division at the sticking part both ends and buckling parts and it is connected to the wire connecting portion of the buckling parts other end, it is described affixed Terminal is equipped with the through-hole for being connected to the sticking part and the buckling parts, and each affixed terminal is fixed with described first respectively Portion and second fixed part buckle are fixed.
8. LLC transformer as claimed in claim 6, which is characterized in that the inductance core is plugged in the inductance framework and leans on One end of nearly second butting section, the one end and the magnetic core of transformer phase of the inductance framework close to the third butting section It contradicts and is fixedly connected.
9. LLC transformer as claimed in claim 2, which is characterized in that first side plate is close to the end face of the wrapping post For arc surface, first bottom plate is ring-like in fanning, and one end of first bottom plate is inscribed in the wrapping post, first bottom plate The other end be external in the arc surface of first side plate, the center of circle determined by the arc surface of first side plate and the coiling The center of circle of column is in same axis.
CN201822027745.3U 2018-12-04 2018-12-04 LLC transformer Active CN209183377U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822027745.3U CN209183377U (en) 2018-12-04 2018-12-04 LLC transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822027745.3U CN209183377U (en) 2018-12-04 2018-12-04 LLC transformer

Publications (1)

Publication Number Publication Date
CN209183377U true CN209183377U (en) 2019-07-30

Family

ID=67375753

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201822027745.3U Active CN209183377U (en) 2018-12-04 2018-12-04 LLC transformer

Country Status (1)

Country Link
CN (1) CN209183377U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110444391A (en) * 2019-08-14 2019-11-12 深圳可立克科技股份有限公司 A kind of winding method of integrated-type magnetic elements winding
CN112509789A (en) * 2020-11-26 2021-03-16 东莞市大忠电子有限公司 Magnetic device integrating transformer, inductor and mutual inductor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110444391A (en) * 2019-08-14 2019-11-12 深圳可立克科技股份有限公司 A kind of winding method of integrated-type magnetic elements winding
CN110444391B (en) * 2019-08-14 2021-03-09 深圳可立克科技股份有限公司 Winding method of integrated magnetic component winding
CN112509789A (en) * 2020-11-26 2021-03-16 东莞市大忠电子有限公司 Magnetic device integrating transformer, inductor and mutual inductor

Similar Documents

Publication Publication Date Title
CN106998142B (en) Controlled resonant converter, the inductance of multi-channel parallel integrate magnetic element and transformer integrates magnetic element
EP2600512B1 (en) Resonant conversion circuit
CN209183377U (en) LLC transformer
CN110212784B (en) Passive element integration device for single-phase three-level AC/DC resonant converter
CN108648899B (en) Magnetic integrated device, converter, power factor correction circuit and method
CN1556580B (en) DC/DC switch transducer using non DC bias magnetic integrated magnetic unit
CN205582719U (en) Interior three -phase integral type voltage transformer who establishes resistance
CN204651136U (en) The loop construction of tool common mode filtering or inductance effect
CN206595131U (en) A kind of high frequency transformer
CN210805499U (en) Magnetic integrated device
CN209487309U (en) A kind of resonant inductor
CN110062715A (en) A kind of new-energy automobile mobile transformer and new-energy automobile
CN206819866U (en) A kind of transformer
CN202394669U (en) Wire cake and transformer using same
CN104332276A (en) Multilayer vertically-wound inductor
CN210091886U (en) Double-output full-capacity autotransformer
CN108305743A (en) A kind of flat wire is vertical around inductance coil and vertical around inductor
KR20140004847A (en) Bobbin structure provided with terminal block and magnetic body using the same
CN216562726U (en) Transformer bobbin combined structure
CN215451126U (en) Flat skeleton inductance and inductance device
CN216648033U (en) Voltage transformation and inductance integrated device
CN212570674U (en) Planar inductor
CN214672175U (en) Single E-type inductive transformer
CN214043365U (en) Magnetic coupling inductor
CN205004138U (en) Ultra -thin deformation depressor

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant