CN206726938U - Power transformer - Google Patents
Power transformer Download PDFInfo
- Publication number
- CN206726938U CN206726938U CN201720490506.4U CN201720490506U CN206726938U CN 206726938 U CN206726938 U CN 206726938U CN 201720490506 U CN201720490506 U CN 201720490506U CN 206726938 U CN206726938 U CN 206726938U
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- transformer
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- copper sheet
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Abstract
A kind of power transformer is the utility model is related to, including:Multiple monomer transformers and conflux copper bar and the location-plate being connected between monomer transformer;Monomer transformer includes:Pedestal, E-type magnetic core, the primary coil as primary side winding, the copper sheet group as vice-side winding, insulation board and capping magnetic core;Primary coil between monomer transformer is sequentially connected in series;The end lines of the primary coil of a upper monomer transformer connect the start line of the primary coil of next monomer transformer;It is connected to the start line connected positioning plate of the primary coil of the monomer transformer of initiating terminal;It is connected to the end lines connected positioning plate of the primary coil of the monomer transformer of end;It is in parallel between the copper sheet group of monomer transformer.Above-mentioned power transformer, one end of copper sheet group is positioned and is welded on the circuit board of power supply by location-plate, beneficial to wiring.And copper sheet group is confluxed and exported by the copper bar that confluxes, the purpose for carrying larger DC current output is realized.
Description
Technical field
Transformer technology field is the utility model is related to, more particularly to a kind of power transformer.
Background technology
With the development of science and technology, the species of portable electric appts is more and more diversified, filled to portable electric appts
, it is necessary to select the power supply of matching when electric.Because the conventional transformer structure of power source internal is complicated, so being difficult to minimize.And
In the inside of power supply, traditional transformer is usually directly to weld the primary coil in traditional transformer and secondary coil by fly line
Connect on circuit boards, be unfavorable for power-supply wiring on circuit board.In addition, the vice-side winding of traditional transformer uses loop construction, it is difficult
To carry larger DC current.
Utility model content
Based on this, the utility model provides a kind of small volume, beneficial to the electricity that connects up and can carry larger DC current
Source transformer.
A kind of power transformer, including:Multiple monomer transformers being sequentially connected and it is connected between monomer transformer
Conflux copper bar and location-plate;Monomer transformer includes:Pedestal, the E-type magnetic core being arranged on pedestal, it is set on E-type magnetic core
Primary coil as primary side winding, it is set in copper sheet group on E-type magnetic core as vice-side winding, is arranged at primary coil and copper
The capping magnetic core of insulation board and connection E-type magnetic core between piece group;Primary coil between monomer transformer is sequentially connected in series;
The end lines of the primary coil of a upper monomer transformer connect the start line of the primary coil of next monomer transformer;Connection
In the start line connected positioning plate of the primary coil of the monomer transformer of initiating terminal;It is connected to the primary of the monomer transformer of end
The end lines connected positioning plate of coil;It is in parallel between the copper sheet group of monomer transformer;Copper sheet group includes:It is some to be stacked
Copper sheet and the insulation diaphragm being arranged between adjacent two pieces of copper sheets;One end of copper sheet is provided with the first ear, and the other end is provided with backwards
The second extended ear of first ear;Second ear's connected positioning plate;The copper bar that confluxes includes:Main part and some connection masters
The Plug Division in body portion;Plug Division connects the first ear.
Above-mentioned power transformer, each monomer transformer by the E-type magnetic core that is arranged on pedestal, be set in E-type magnetic core
Wrapping post on primary coil and copper sheet group and connect E-type magnetic core capping magnetic core form, its is simple in construction, volume compared with
It is small.And multiple monomer transformers are connected in turn, the primary coil of monomer transformer is cascaded, and is connected to starting
The start line of the primary coil of the monomer transformer at end and the end lines of the primary coil for the monomer transformer for being connected to end are divided
External electrical network is not connected.One end of the copper sheet group of each monomer transformer is positioned by location-plate and is welded to the circuit of power supply
On plate, beneficial to wiring.And the other end of copper sheet group is then confluxed and exported by the copper bar that confluxes, realize carry it is larger straight
Flow the purpose of electric current output.
In one of the embodiments, copper sheet group also includes some conductive pins;One end of conductive pin is located in second
In ear, the other end is located on location-plate.
In one of the embodiments, the power transformer also includes O-shaped magnet ring;O-shaped magnet ring includes:Circular magnet and
The sleeve being connected on the inside of circular magnet;Sleeve is set on Plug Division.O-shaped magnet ring is used for the electric current for filtering out the output of copper sheet group
In inductance.
In one of the embodiments, insulation board is circular epoxy sheet.
In one of the embodiments, location-plate is the epoxy plate of strip and is arranged at the periphery of monomer transformer.
In one of the embodiments, the pedestal of two neighboring monomer transformer is connected by glue.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of the power transformer of embodiment of the utility model;
Fig. 2 is the schematic diagram at another visual angle of the power transformer shown in Fig. 1;
Fig. 3 is the decomposing schematic representation of the power transformer shown in Fig. 1;
Fig. 4 is the decomposing schematic representation of the copper sheet group in the power transformer shown in Fig. 3;
The implication of each label is in accompanying drawing:
10- power transformers;
20- monomer transformers, 21- pedestals, 22-E type magnetic cores, 23- primary coils, 24- copper sheet groups, 25- insulation boards, 26-
Capping magnetic core, 27- start lines, 28- end lines, 29- copper sheets, 210- insulation diaphragms, 211- conductive pins, the ears of 212- first,
The ears of 213- second;
30- confluxes copper bar, 31- main parts, 32- Plug Divisions;
40- location-plates, 41- jacks;
50-O type magnet rings, 51- annular shape magnet, 52- sleeves.
Embodiment
For feature of the present utility model, technological means and the specific purposes reached, function, parsing can be further appreciated that
The advantages of the utility model and spirit, it is described in detail to of the present utility model with embodiment by below in conjunction with accompanying drawing
The understanding of one step.
Referring to Fig. 1 to Fig. 4, there is provided a kind of schematic diagram of power transformer 10.
The present embodiment is inputted with 220V, exemplified by the TV power transformers of 5V outputs.The power transformer 10, including:Two
The monomer transformer 20 connected side by side, conflux copper bar 30 and location-plate 40 and the connection that are connected between monomer transformer 20
In the O-shaped magnet ring 50 on copper bar 30 that confluxes.The structure of each part is described as follows:
The monomer transformer 20 includes:Pedestal 21, the E-type magnetic core 22 being arranged on pedestal 21, it is set on E-type magnetic core 22
Primary coil 23 as primary side winding, it is set in copper sheet group 24 on E-type magnetic core 22 as vice-side winding, is arranged at primary line
The capping magnetic core 26 of insulation board 25 and connection E-type magnetic core 22 between circle 23 and copper sheet group 24.Wherein:
The pedestal 21 of two monomer transformers 20 is sticked together side by side by glue.
E-type magnetic core 22 includes:Square plate, the wrapping post being convexly equipped in the middle part of square plate and two side plates, two side plates pair
Claim the both sides for being distributed in wrapping post, the portion of the arc inner wall towards wrapping post, primary coil 23 and copper sheet group is offered on side plate
Point side supports with arc inner wall.
Primary coil 23 between two monomer transformers 20 is sequentially connected in series.The primary coil of a upper monomer transformer 20
23 end lines 28 connect the start line 27 of the primary coil 23 of next monomer transformer 20.The monomer for being connected to initiating terminal becomes
The connected positioning plate 40 of start line 27 of the primary coil 23 of depressor 20.It is connected to the primary coil 23 of the monomer transformer 20 of end
The connected positioning plate 40 of end lines 28.
It is in parallel between the copper sheet group 24 of two monomer transformers 20.Each copper sheet group 24 includes:Three pieces are stacked
Copper sheet 29, the insulation diaphragm 210 being arranged between adjacent two pieces of copper sheets 29 and four conductive pins 211.One end of copper sheet 29
Provided with the first ear 212, the other end is provided with the second ear 213 being extended backwards to the first ear 212.Second ear 213 connects
Connect location-plate 40.One end of conductive pin 211 is located in the second ear 213, and the other end is located on location-plate 40.Adjacent two
The first ear between block copper sheet 29 about 212 face set, the second ear between adjacent two pieces of copper sheets 29 misplaces about 213
Set.
Insulation board 25 is circular epoxy sheet.
The copper bar 30 that confluxes includes:The Plug Division 32 of main part 31 and some connection main parts 31.The connection of Plug Division 32 the
One ear 212.
The location-plate 40 is the epoxy plate of strip and is arranged at the periphery of monomer transformer 20, and it is provided with multiple for patching
The jack 41 of the start line 27 of primary coil 23, the end lines 28 of primary coil 23 and conductive pin 211.
The O-shaped magnet ring 50 is used to filter out the inductance in the electric current of the output of copper sheet group 24, and it includes:Circular magnet 51 and company
It is connected on the sleeve 52 of the circular inner side of magnet 51.Sleeve 52 is set on Plug Division 32.
Above-mentioned power transformer 10, each monomer transformer 20 by the E-type magnetic core 22 that is arranged on pedestal 21, be set in
The capping magnetic core 26 of primary coil 23 and copper sheet group 24 and connection E-type magnetic core 22 on the wrapping post of E-type magnetic core 22 is formed,
Its is simple in construction, small volume.And multiple monomer transformers 20 are connected in turn, the primary coil of monomer transformer 20
23 are cascaded, and are connected to the start line of the primary coil 23 of the monomer transformer 20 of initiating terminal and are connected to the monomer of end
The end lines of the primary coil 23 of transformer 20 connect external electrical network respectively.One end of the copper sheet group 24 of each monomer transformer 20
Position and be welded on the circuit board of power supply by location-plate 40, beneficial to wiring.And the other end of copper sheet group 24 then passes through remittance
Stream copper bar 30 is confluxed and exported, and realizes the purpose for carrying larger DC current output.Meanwhile become by multiple monomers
Depressor 20 links together side by side, on the premise of holding is highly constant, adds the power output of power transformer.
Each technical characteristic of above example can be combined arbitrarily, to make description succinct, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, lance is not present in the combination of these technical characteristics
Shield, all it is considered to be the scope of this specification record.
Above example only expresses preferred embodiment of the present utility model, and its description is more specific and detailed, but
Therefore the limitation to utility model patent scope can not be interpreted as.It should be pointed out that the ordinary skill for this area
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this
The protection domain of utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (6)
- A kind of 1. power transformer, it is characterised in that including:Multiple monomer transformers being sequentially connected and it is connected to described Conflux copper bar and location-plate between monomer transformer;The monomer transformer includes:Pedestal, the E being arranged on the pedestal Type magnetic core, the primary coil on the E-type magnetic core as primary side winding is set in, is set on the E-type magnetic core and is used as secondary The copper sheet group of winding, the insulation board being arranged between the primary coil and the copper sheet group and the connection E-type magnetic core Cover magnetic core;The primary coil between the monomer transformer is sequentially connected in series;A upper monomer transformer it is described The end lines of primary coil connect the start line of the primary coil of next monomer transformer;It is connected to initiating terminal The start line of the primary coil of the monomer transformer connects the location-plate;It is connected to the monomer transformer of end The end lines of the primary coil connect the location-plate;It is in parallel between the copper sheet group of the monomer transformer;Institute Stating copper sheet group includes:Some copper sheets being stacked and the insulation diaphragm being arranged between adjacent two pieces of copper sheets;The copper One end of piece is provided with the first ear, and the other end is provided with the second ear being extended backwards to first ear;Second ear Portion connects the location-plate;The copper bar that confluxes includes:The Plug Division of main part and some connection main parts;It is described to patch Portion connects first ear.
- 2. power transformer according to claim 1, it is characterised in that the copper sheet group also includes some conductive pins; One end of the conductive pin is located in second ear, and the other end is located on the location-plate.
- 3. power transformer according to claim 1, it is characterised in that also including O-shaped magnet ring;The O-shaped magnet ring includes: Circular magnet and the sleeve being connected on the inside of the circular magnet;The sleeve is set on the Plug Division.
- 4. power transformer according to claim 1, it is characterised in that the insulation board is circular epoxy sheet.
- 5. power transformer according to claim 1, it is characterised in that epoxy plate and setting of the location-plate for strip In the periphery of the monomer transformer.
- 6. power transformer according to claim 1, it is characterised in that the pedestal of the two neighboring monomer transformer leads to Cross glue connection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720490506.4U CN206726938U (en) | 2017-05-04 | 2017-05-04 | Power transformer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720490506.4U CN206726938U (en) | 2017-05-04 | 2017-05-04 | Power transformer |
Publications (1)
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CN206726938U true CN206726938U (en) | 2017-12-08 |
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CN201720490506.4U Active CN206726938U (en) | 2017-05-04 | 2017-05-04 | Power transformer |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109979730A (en) * | 2017-12-27 | 2019-07-05 | 一志科技(中山)有限公司 | Novel transformer base and preparation method thereof |
CN110310805A (en) * | 2018-03-20 | 2019-10-08 | 发那科株式会社 | Multilayered structure electromagnetic equipment |
CN116721842A (en) * | 2023-08-08 | 2023-09-08 | 常州飞阳电子科技有限公司 | Transformer for inverter and manufacturing process |
-
2017
- 2017-05-04 CN CN201720490506.4U patent/CN206726938U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109979730A (en) * | 2017-12-27 | 2019-07-05 | 一志科技(中山)有限公司 | Novel transformer base and preparation method thereof |
CN110310805A (en) * | 2018-03-20 | 2019-10-08 | 发那科株式会社 | Multilayered structure electromagnetic equipment |
CN116721842A (en) * | 2023-08-08 | 2023-09-08 | 常州飞阳电子科技有限公司 | Transformer for inverter and manufacturing process |
CN116721842B (en) * | 2023-08-08 | 2023-11-07 | 常州飞阳电子科技有限公司 | Transformer for inverter and manufacturing process |
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