CN209216685U - Substrate wears induction structure of the formula without mould bases - Google Patents
Substrate wears induction structure of the formula without mould bases Download PDFInfo
- Publication number
- CN209216685U CN209216685U CN201821955254.9U CN201821955254U CN209216685U CN 209216685 U CN209216685 U CN 209216685U CN 201821955254 U CN201821955254 U CN 201821955254U CN 209216685 U CN209216685 U CN 209216685U
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- China
- Prior art keywords
- conductive terminal
- signal plate
- substrate
- iron core
- insulating part
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Abstract
The utility model discloses a kind of substrate induction structure without mould bases that wears formula, includes substrate, iron core and at least one first signal plate；At least one set of first conductive terminal and at least one set of second conductive terminal are provided on the substrate；The iron core is fixed on substrate, and the two sides of iron core are formed through an at least hole；At least one first signal plate passes through hole, and connection is connected with the first conductive terminal and the second conductive terminal respectively in the both ends of the first signal plate.By the hole that the first signal plate is passed through to iron core, then iron core is fixed on a surface of a substrate, make the first conductive terminal and the second conductive terminal that connection be connected with the both ends of the first signal plate respectively, to utilize pcb board instead of original conducting wire canoe, impedance when common mode noise being allowed to flow through is got higher, difference mode signal can more swimmingly flow through, and can freely control the spacing and length across iron core copper foil.
Description
Technical field
The utility model relates to inductance field technology, the substrate induction structure without mould bases that wears formula is referred in particular to.
Background technique
Inductance is widely used in the numerous areas such as aerospace, digital product, electronic switch, photovoltaic power generation, be
The electronic device of inductance performance (that is, energy in storage magnetic field) is provided in alternating current circuit.Wherein, common mode inductance (Common
Mode Choke), it is also common mode choke, is usually used in filtering the electromagnetic interference signal of common mode in computer switch power supply.In board
In design, common mode inductance is also to play EMI filtering, the electromagnetic wave outside radiation hair for inhibiting HW High Way to generate
It penetrates.
Inductance is a kind of well known inductance device, is usually that conducting wire is used to be wrapped in iron core composition, the winding one of conducting wire
As need to cooperate using to mould bases, then by iron core assembly to mould bases, when its common mode noise of the inductance of this structure flows through, can produce
Raw Low ESR, hinders difference mode signal to flow through, moreover, spacing and length that conducting wire is wrapped on conducting magnet core are unable to control.
Therefore, it is necessary to be improved to current inductance.
Utility model content
In view of this, the utility model is in view of the existing deficiencies of the prior art, main purpose is to provide a kind of substrate and wears
If induction structure of the formula without mould bases, the spacing that its conducting wire of current inductance is wound and the problem that length is unable to control can solve.
To achieve the above object, the utility model is using following technical solution:
A kind of substrate wears induction structure of the formula without mould bases, includes substrate, iron core and at least one first signal plate；It should
At least one set of first conductive terminal and at least one set of second conductive terminal are provided on substrate；The iron core is fixed on substrate, iron
The two sides of core are formed through an at least hole；At least one first signal plate passes through hole, and the both ends of the first signal plate are distinguished
Connection is connected with the first conductive terminal and the second conductive terminal.
As a preferred embodiment, the substrate includes second signal plate, at least one first insulating part and at least 1
Two insulating parts；The surface of the second signal plate has at least one set of first pad and at least one set of second pad；This at least 1
One insulating part and at least one second insulating part is both secured on the surface of second signal plate, the first conductive terminal and the second conducting end
Son is fixed together with the first insulating part and the second insulating part produced by insert molding respectively, the first conductive terminal and the second conductive terminal point
It is not connected with the first pad and the second pad solder；The iron core is fixed on the surface of second signal plate.
As a preferred embodiment, the iron core is fixed on the surface of second signal plate by way of bonding.
As a preferred embodiment, first insulating part and the second insulating part, which extend, fixed column, second letter
Fixation hole is offered on number plate, which is inserted into fixed in fixation hole.
As a preferred embodiment, the bottom surface of the second signal plate has at least one set of third pad and at least one set of the
Four pads.
As a preferred embodiment, first pad and the second pad are multiple groups, be distributed in second signal plate it
The front and back lateral margin on surface, third pad and the 4th pad are multiple groups, are distributed in the front and back lateral margin of the bottom surface of second signal plate；
First insulating part and the second insulating part be it is arranged side by side multiple, it is corresponding, be respectively and fixedly provided with one group on every one first insulating part
First conductive terminal is respectively and fixedly provided with one group of second conductive terminal on every one second insulating part；Hole be arranged side by side it is multiple.
As a preferred embodiment, each hole is provided with two first signal plates, and two first signal plates are in U-shape and water
It is flat to be symmetrical arranged.
As a preferred embodiment, the iron core is strip, and iron core is located at the first conductive terminal and the second conductive terminal
Between.
As a preferred embodiment, the both ends of first signal plate are equipped with via hole, first conductive terminal and
Two conductive terminals, which are inserted into respectively in corresponding via hole, welds conducting.
As a preferred embodiment, the substrate is plastic plate, and first conductive terminal and the second conductive terminal are directly inlayed
Embedding molding is fixed on substrate, one end of one end of first conductive terminal and the second conductive terminal respectively with the first signal plate
The other end of both ends conducting connection, the other end of first conductive terminal and the second conductive terminal exposes to substrate.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Known to scheme:
It is then that iron core is fixed on a surface of a substrate by the way that the first signal plate to be passed through to the hole of iron core, make first to lead
Connection is connected with the both ends of the first signal plate respectively in electric terminal and the second conductive terminal, thus using pcb board instead of original
Conducting wire canoe, impedance when common mode noise being allowed to flow through are got higher, and difference mode signal can more swimmingly flow through, and can be certainly
By controlling spacing and length across iron core copper foil, when the spacing for passing through iron core copper foil is equal, length is identical, it is ensured that every
The impedance of root copper foil is consistent.
For the structure feature and effect for more clearly illustrating the utility model, come with reference to the accompanying drawing with specific embodiment pair
The utility model is described in detail.
Detailed description of the invention
Fig. 1 is the assembling schematic perspective view of first preferred embodiment of the utility model；
Fig. 2 is the first partial scheme of installation of first preferred embodiment of the utility model；
Fig. 3 is the second local scheme of installation of first preferred embodiment of the utility model；
Fig. 4 is the third part scheme of installation of first preferred embodiment of the utility model；
Fig. 5 is another assembling schematic perspective view of first preferred embodiment of the utility model；
Fig. 6 is the assembling schematic perspective view of second preferred embodiment of the utility model.
Description of drawing identification:
10, substrate 101, the first pad
102, the second pad 103, third pad
104, the 4th pad 105, fixed column
106, fixation hole 11, second signal plate
12, the first insulating part 13, the second insulating part
20, iron core 21, hole
30, the first signal plate 31, via hole
40, the first conductive terminal 50, the second conductive terminal.
Specific embodiment
It please refers to shown in Fig. 1 to Fig. 5, that show the specific structure of first preferred embodiment of the utility model, packets
Substrate 10, iron core 20 and at least one first signal plate 30 are included.
The first conductive terminal of at least one set 40 and at least one set of second conductive terminal 50 are provided on the substrate 10；In this reality
It applies in example, which includes second signal plate 11, at least one first insulating part 12 and at least one second insulating part 13；This
The surface of binary signal plate 11 has the first pad of at least one set 101 and at least one set of second pad 102, the second signal plate 11
Bottom surface has at least one set of third pad 103 and at least one set of 4th pad 104, in the present embodiment, the first pad 101 and the
Two pads 102 are multiple groups, are distributed in the front and back lateral margin on the surface of second signal plate 11, third pad 103 and the 4th pad
104 be multiple groups, is distributed in the front and back lateral margin of the bottom surface of second signal plate 11；At least one first insulating part 12 and at least one
Second insulating part 13 is both secured on the surface of second signal plate 11, the first conductive terminal 40 and the second conductive terminal 50 respectively with
First insulating part 12 and 13 produced by insert molding of the second insulating part are fixed together, and the first conductive terminal 40 and the second conductive terminal 50 are divided
It is not connected with the first pad 101 and the welding of the second pad 102；In the present embodiment, first insulating part 12 and the second insulating part
13 extend and have fixed column 105, offer fixation hole 106 on the second signal plate 11, which is inserted into fixation hole
It is fixed in 106；And first insulating part 12 and the second insulating part 13 be it is arranged side by side multiple, it is corresponding, every one first
It is respectively and fixedly provided with one group of first conductive terminal 40 on insulating part 12, is respectively and fixedly provided with one group of second conducting end on every one second insulating part 13
Son 50.
The iron core 20 is fixed on substrate 10, and the two sides of iron core 20 are formed through an at least hole 21, in the present embodiment
In, iron core 20 is strip, and hole 21 be arranged side by side multiple, and the iron core 20 is fixed on second by way of bonding
On the surface of signal plate 11, iron core 20 is between the first conductive terminal 40 and the second conductive terminal 50.
At least one first signal plate 30 pass through hole 21, the both ends of the first signal plate 30 respectively with the first conductive terminal 40
It is connected and connects with the second conductive terminal 50；In the present embodiment, the both ends of first signal plate 30 are equipped with via hole 31, this
One conductive terminal 40 and the second conductive terminal 50, which are inserted into respectively in corresponding via hole 31, welds conducting, also, is directed to each hole
Hole 21 is provided with two first signal plates 30, and two first signal plates 30 are in U-shape and horizontal symmetrical setting.
The assembling process that the present embodiment is described in detail is as follows:
Firstly, by the first conductive terminal 40 and the second conductive terminal 50 respectively with the first insulating part 12 and the second insulating part 13
Produced by insert molding is fixed together；Then, the first signal plate 30 is passed through to the hole 21 of iron core 20；Then, by the first conductive terminal
40 and second conductive terminal 50 connection is connected with the both ends of the first signal plate 30 respectively；Then, by iron core 20, the first insulating part 12
It is fixed on the surface of second signal plate 11 with the second insulating part 13, and divides the first conductive terminal 40 and the second conductive terminal 50
It is not connected with the first pad 101 and the welding of the second pad 102.
It please refers to shown in Fig. 6, that show the specific structure of second preferred embodiment of the utility model, the present embodiment
Specific structure and aforementioned first preferred embodiment specific structure it is essentially identical, except that:
In the present embodiment, which is plastic plate, and first conductive terminal 40 and the second conductive terminal 50 are directly inlayed
Embedding molding is fixed on the substrate 10, and one end of one end of first conductive terminal 40 and the second conductive terminal 50 is believed with first respectively
The both ends of number plate 30 are connected connection, and the other end of the other end of first conductive terminal 40 and the second conductive terminal 50 exposes to
Substrate 10, in the present embodiment, the other end of the other end of the first conductive terminal 40 and the second conductive terminal 50 respectively stretch by level
The two sides of the bottom of substrate 10 out.
The assembling process that the present embodiment is described in detail is as follows:
Firstly, the first conductive terminal 40 and the second conductive terminal 50 are fixed together with 10 produced by insert molding of substrate；It connects
, the first signal plate 30 is passed through to the hole 21 of iron core 20；Then, iron core 20 is fixed on the surface of the substrate 10；Then, will
Connection is connected with the both ends of the first signal plate 30 respectively in first conductive terminal 40 and the second conductive terminal 50.
The design focal point of the utility model is:
It is then that iron core is fixed on a surface of a substrate by the way that the first signal plate to be passed through to the hole of iron core, make first to lead
Connection is connected with the both ends of the first signal plate respectively in electric terminal and the second conductive terminal, thus using pcb board instead of original
Conducting wire canoe, impedance when common mode noise being allowed to flow through are got higher, and difference mode signal can more swimmingly flow through, and can be certainly
By controlling spacing and length across iron core copper foil, when the spacing for passing through iron core copper foil is equal, length is identical, it is ensured that every
The impedance of root copper foil is consistent.
The above descriptions are merely preferred embodiments of the present invention, not makees to the technical scope of the utility model
Any restrictions, therefore any trickle amendment made by the above technical examples according to the technical essence of the present invention, equivalent change
Change and modify, is still within the scope of the technical solutions of the present invention.
Claims (10)
1. a kind of substrate wears induction structure of the formula without mould bases, it is characterised in that: include substrate, iron core and at least one first
Signal plate；At least one set of first conductive terminal and at least one set of second conductive terminal are provided on the substrate；The iron core is fixed on
On substrate, the two sides of iron core are formed through an at least hole；At least one first signal plate passes through hole, the first signal plate
Connection is connected with the first conductive terminal and the second conductive terminal respectively in both ends.
2. substrate according to claim 1 wears induction structure of the formula without mould bases, it is characterised in that: the substrate includes
Second signal plate, at least one first insulating part and at least one second insulating part；The surface of the second signal plate has at least one set
First pad and at least one set of second pad；At least one first insulating part and at least one second insulating part is both secured to the second letter
On the surface of number plate, the first conductive terminal and the second conductive terminal are solid with the first insulating part and the second insulating part produced by insert molding respectively
It is scheduled on together, the first conductive terminal and the second conductive terminal are connected with the first pad and the second pad solder respectively；The iron core is solid
It is scheduled on the surface of second signal plate.
3. substrate according to claim 2 wears induction structure of the formula without mould bases, it is characterised in that: the iron core passes through viscous
The mode of conjunction is fixed on the surface of second signal plate.
4. substrate according to claim 2 wears induction structure of the formula without mould bases, it is characterised in that: first insulating part
Extending with the second insulating part has fixed column, offers fixation hole on the second signal plate, which is inserted into fixation hole
It is fixed.
5. substrate according to claim 2 wears induction structure of the formula without mould bases, it is characterised in that: the second signal plate
Bottom surface there is at least one set of third pad and at least one set of 4th pad.
6. substrate according to claim 5 wears induction structure of the formula without mould bases, it is characterised in that: first pad and
Second pad is multiple groups, is distributed in the front and back lateral margin on the surface of second signal plate, third pad and the 4th pad are more
Group is distributed in the front and back lateral margin of the bottom surface of second signal plate；First insulating part and the second insulating part are arranged side by side more
It is a, it is corresponding, it is respectively and fixedly provided with one group of first conductive terminal on every one first insulating part, is respectively and fixedly provided with one on every one second insulating part
The second conductive terminal of group；Hole be arranged side by side it is multiple.
7. substrate according to claim 1 wears induction structure of the formula without mould bases, it is characterised in that: each hole is respectively provided with
There are two first signal plates, two first signal plates are in U-shape and horizontal symmetrical setting.
8. substrate according to claim 1 wears induction structure of the formula without mould bases, it is characterised in that: the iron core is strip
Shape, iron core is between the first conductive terminal and the second conductive terminal.
9. substrate according to claim 1 wears induction structure of the formula without mould bases, it is characterised in that: first signal plate
Both ends be equipped with via hole, first conductive terminal and the second conductive terminal are inserted into welding in corresponding via hole respectively and are led
It is logical.
10. substrate according to claim 1 wears induction structure of the formula without mould bases, it is characterised in that: the substrate is modeling
Offset plate, first conductive terminal and the direct produced by insert molding of the second conductive terminal are fixed on substrate, and the one of first conductive terminal
Connection is connected with the both ends of the first signal plate respectively in end and one end of the second conductive terminal, the other end of first conductive terminal with
The other end of second conductive terminal exposes to substrate.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821955254.9U CN209216685U (en) | 2018-11-26 | 2018-11-26 | Substrate wears induction structure of the formula without mould bases |
| TW108115111A TWI685859B (en) | 2018-11-26 | 2019-04-30 | Frameless inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821955254.9U CN209216685U (en) | 2018-11-26 | 2018-11-26 | Substrate wears induction structure of the formula without mould bases |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209216685U true CN209216685U (en) | 2019-08-06 |
Family
ID=67461385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821955254.9U Expired - Fee Related CN209216685U (en) | 2018-11-26 | 2018-11-26 | Substrate wears induction structure of the formula without mould bases |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209216685U (en) |
-
2018
- 2018-11-26 CN CN201821955254.9U patent/CN209216685U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190806 Termination date: 20191126 |