CN207909699U - A kind of SMD transformer - Google Patents
A kind of SMD transformer Download PDFInfo
- Publication number
- CN207909699U CN207909699U CN201820128711.0U CN201820128711U CN207909699U CN 207909699 U CN207909699 U CN 207909699U CN 201820128711 U CN201820128711 U CN 201820128711U CN 207909699 U CN207909699 U CN 207909699U
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- China
- Prior art keywords
- iron core
- holder
- side wall
- pin item
- enameled wire
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Abstract
The utility model discloses a kind of SMD transformers, including holder, multiple iron cores are equipped in the holder vertically, and iron core runs through the upper end side wall of holder and extends to outside setting, the side inner wall of the holder is equipped with multiple pin items, and pin item is arranged side by side, multiple fixed columns are also transversely provided on the holder, and fixed column is arranged through pin item, it is arranged with primary coil and secondary coil on the iron core, and the end of a thread of primary coil and secondary coil is equipped with enameled wire, the enameled wire, which is set around in fixed column, to be arranged, and enameled wire is welded to connect with pin item, the upper end of the iron core is hollow structure, the both sides side wall of the iron core is all provided with fluted, and the bottom of groove is connected with fixture block by multiple first springs, the side wall of the holder is equipped with and the matched card slot of fixture block.The utility model is simple in structure, simplifies manufacture craft, improves production efficiency, and replacement iron core easy to disassemble.
Description
Technical field
The utility model is related to transformer technology field more particularly to a kind of SMD transformers.
Background technology
Transformer is the device for changing alternating voltage using the principle of electromagnetic induction, and main member is primary coil, secondary
Grade coil and iron core (magnetic core).Major function has：Voltage transformation, current transformation, impedance transformation, isolation, voltage stabilizing (magnetic saturation transformation
Device) etc..It can be divided into, according to use,：Power transformer and special transformer (electric furnace change, rectification change, power frequency testing transformer, pressure regulation
Device, mining change, audio-frequency transformer, intermediate-frequency transformer, high frequency transformer, impact transformer, instrument transformer, electronic transformer,
Reactor, mutual inductor etc.), but existing transformer device structure is all more complex, and manufacture craft is cumbersome, reduces production efficiency, and
Iron core on transformer is all fixedly disposed on holder, it has not been convenient to dismounting and change, for this purpose, it is proposed that a kind of patch transformation
Device solves the above problems.
Utility model content
Purpose of the utility model is to solve existing transformer device structure in the prior art is all more complex, manufacture craft
It is cumbersome, production efficiency is reduced, and the iron core on transformer is all fixedly disposed on holder, it has not been convenient to which dismounting and change is asked
Topic, and a kind of SMD transformer proposed.
To achieve the goals above, the utility model uses following technical solution：
A kind of SMD transformer, including holder are equipped with multiple iron cores in the holder vertically, and iron core is through the upper of holder
End side wall simultaneously extends to outside setting, and the side inner wall of the holder is equipped with multiple pin items, and pin item is arranged side by side, described
Also be transversely provided with multiple fixed columns on holder, and fixed column is arranged through pin item, be arranged on the iron core primary coil and
Secondary coil, and the end of a thread of primary coil and secondary coil is equipped with enameled wire, the enameled wire, which is set around in fixed column, to be arranged,
And enameled wire is welded to connect with pin item, the upper end of the iron core is hollow structure, and the both sides side wall of the iron core is equipped with recessed
Slot, and the bottom of groove is connected with fixture block by multiple first springs, the side wall of the holder be equipped with the matched card slot of fixture block,
The lower end inner wall of the iron core is transversely provided with sliding slot, and sliding slot slidably connects group being vertically arranged by two sliding blocks respectively
Piece, two one end of the plectrum far from sliding block run through the upper end side wall of iron core and extend to outside setting, two plectrums
Between connected by multiple second springs, side side wall of two plectrums far from second spring is equipped with connecting rod, and connecting rod
The side wall of through-going recess is simultaneously fixedly connected with fixture block.
Preferably, the upper end side wall of the iron core is equipped with and two matched openings of plectrum.
Preferably, each pin item is provided with 2-3 fixed column along its length.
Preferably, the end of a thread of the end of a thread of each primary coil and secondary coil is by least three or more enameled wires
Coiling forms.
Preferably, it is enclosed with rubber protecting jacket on two plectrums.
The beneficial effects of the utility model：
The utility model simplifies the structure setting of transformer, improves production efficiency, and pass through the card of fixture block and card slot
It connects and iron core is fixed on holder, replacement easy to disassemble.
Description of the drawings
Fig. 1 be the utility model proposes a kind of SMD transformer structural schematic diagram；
Fig. 2 is the structural schematic diagram at A in Fig. 1.
In figure：1 holder, 2 iron cores, 3 pin items, 4 fixed columns, 5 primary coils, 6 secondary coils, 7 enameled wires, 8 grooves, 9
First spring, 10 fixture blocks, 11 card slots, 12 sliding slots, 13 sliding blocks, 14 plectrums, 15 second springs, 16 connecting rods.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, a kind of SMD transformer, including holder 1, are equipped with multiple iron cores 2 in holder 1 vertically, iron core 2 it is upper
End side wall be equipped with two 14 matched openings of plectrum, prevent the side wall of iron core 2 from hindering the movement of plectrum 14, and iron core 2 runs through
The upper end side wall of holder 1 simultaneously extends to outside setting, and the side inner wall of holder 1 is equipped with multiple pin items 3, each 3 edge of pin item
Length direction is provided with 2-3 fixed column 4, and pin item 3 is arranged side by side, and multiple fixed columns 4 are also transversely provided on holder 1, and
Fixed column 4 is arranged through pin item 3, and primary coil 5 and secondary coil 6, the end of a thread of each primary coil 5 are arranged on iron core 2
It is formed by least three or more 7 coilings of enameled wire with the end of a thread of secondary coil 6, and the line of primary coil 5 and secondary coil 6
Head is equipped with enameled wire 7, and enameled wire 7, which is set around in fixed column 4, to be arranged, and enameled wire 7 is welded to connect with pin item 3, iron core 2
Upper end is hollow structure, and the both sides side wall of iron core 2 is all provided with fluted 8, and the bottom of groove 8 is connected by multiple first springs 9
There is fixture block 10, the side wall of holder 1 is equipped with is transversely provided with sliding slot 12 with 10 matched card slot 11 of fixture block, the lower end inner wall of iron core 2,
And sliding slot 12 slidably connects the plectrum 14 being vertically arranged respectively by two sliding blocks 13, and rubber is enclosed on two plectrums 14
Protective case prevents from abrading hand when pinching plectrum 14, and the upper end of iron core 2 is run through in two one end of plectrum 14 far from sliding block 13
Side wall simultaneously extends to outside setting, is connected by multiple second springs 15 between two plectrums 14, two plectrums 14 are far from second
The side side wall of spring 15 is equipped with connecting rod 16, and the side wall of 16 through-going recess 8 of connecting rod and is fixedly connected with fixture block 10.
When the utility model dismounting and change iron core 2, two plectrums 14 are pinched, plectrum 14 is sliding in sliding slot 12 with movable slider 13
Dynamic, two plectrums 14 are close to each other, and the second spring 15 between two plectrums 14 is compressed, and second spring 15 is provided with elastic force,
Two plectrums 14 drive connecting rod 16 to be retracted into groove 8 while close to each other, and connecting rod 16 draws in fixture block 10 in groove 8,
Fixture block 10 compresses the first spring 9, and the first spring 9 is provided with elastic force, and fixture block 10 is detached with card slot 11, by iron core 2 on the outside of holder 1
Extraction can disassemble iron core 2, when installing the iron core 2 after more finishing changing, only need to unclamp plectrum 14, the bullet of second spring 15
Power flicks two plectrums 14, and the elastic force of the first spring 9 snaps into fixture block 10 in card slot 11, and such iron core 2 is just fixed on branch
On frame 1.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of SMD transformer, including holder (1), which is characterized in that multiple iron cores (2) are equipped in the holder (1) vertically,
And iron core (2) runs through the upper end side wall of holder (1) and extends to outside setting, the side inner wall of the holder (1) is equipped with multiple
Pin item (3), and pin item (3) is arranged side by side, and multiple fixed columns (4), and fixed column are also transversely provided on the holder (1)
(4) run through pin item (3) to be arranged, primary coil (5) and secondary coil (6), and primary coil are arranged on the iron core (2)
(5) and the end of a thread of secondary coil (6) is equipped with enameled wire (7), and the enameled wire (7), which is set around in fixed column (4), to be arranged, and paints
Envelope curve (7) is welded to connect with pin item (3), and the upper end of the iron core (2) is hollow structure, the both sides side wall of the iron core (2)
It is all provided with fluted (8), and the bottom of groove (8) is connected with fixture block (10) by multiple first springs (9), the holder (1)
Side wall is equipped with is transversely provided with sliding slot (12) with fixture block (10) matched card slot (11), the lower end inner wall of the iron core (2), and sliding
Slot (12) slidably connects the plectrum being vertically arranged (14) respectively by two sliding blocks (13), and two plectrums (14) are far from sliding
One end of block (13) runs through the upper end side wall of iron core (2) and extends to outside setting, by more between two plectrums (14)
A second spring (15) connection, side side wall of two plectrums (14) far from second spring (15) are equipped with connecting rod (16),
And it the side wall of connecting rod (16) through-going recess (8) and is fixedly connected with fixture block (10).
2. a kind of SMD transformer according to claim 1, which is characterized in that the upper end side wall of the iron core (2) is equipped with
With two matched openings of plectrum (14).
3. a kind of SMD transformer according to claim 1, which is characterized in that each pin item (3) is along length side
To being provided with 2-3 fixed column (4).
4. a kind of SMD transformer according to claim 1, which is characterized in that the end of a thread of each primary coil (5)
It is formed by least three or more enameled wire (7) coiling with the end of a thread of secondary coil (6).
5. a kind of SMD transformer according to claim 1, which is characterized in that be enclosed on two plectrums (14)
Rubber protecting jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820128711.0U CN207909699U (en) | 2018-01-25 | 2018-01-25 | A kind of SMD transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820128711.0U CN207909699U (en) | 2018-01-25 | 2018-01-25 | A kind of SMD transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207909699U true CN207909699U (en) | 2018-09-25 |
Family
ID=63564996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820128711.0U Active CN207909699U (en) | 2018-01-25 | 2018-01-25 | A kind of SMD transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207909699U (en) |
-
2018
- 2018-01-25 CN CN201820128711.0U patent/CN207909699U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 528000 Yuanwei, Zhaobei village group, Zhaoda village, Shishan town, Nanhai District, Foshan City, Guangdong Province Patentee after: Guangdong Furui Electric Co.,Ltd. Address before: 528000 Yuanwei, Zhaobei village group, Zhaoda village, Shishan town, Nanhai District, Foshan City, Guangdong Province Patentee before: FOSHAN FORUI ELECTRIC Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |