Inductor of flat structure

Abstract

This utility model discloses a flat inductor, including a base bracket and a magnetic ring. A mounting cavity is provided in the middle of the base bracket, with the opening facing downwards. The magnetic ring is located inside the mounting cavity, and a first wire and a second wire are arranged around the magnetic ring, interleaving each other. A front connecting plate and a rear connecting plate are integrally formed on both sides of the base bracket. The first end of the first wire passes through a first limiting groove and connects to a first pin; the first end of the second wire passes through a second limiting groove and connects to a second pin; the second end of the first wire passes through a third limiting groove and connects to a third pin; and the second end of the second wire passes through a fourth limiting groove and connects to a fourth pin. This flat inductor uses an inverted cap structure to mount the magnetic ring into the downward-opening base bracket. The wire ends extending from the magnetic ring connect to the pins of the base bracket, effectively protecting the integrity of the magnetic ring while also reducing the structural weight.

Description

Technical Field

[0001] This utility model relates to the technical field of inductors, and more particularly to an inductor with a flat structure. Background Technology

[0002] Conventional inductors have exposed magnetic rings, which do not effectively protect the wires that need to be wound around the magnetic rings. Contact with or damage to the wires can affect the normal operation of the inductor as a whole. Utility Model Content

[0003] One objective of this invention is to provide an inductor with a flat structure, which uses a base bracket as the mounting position for the magnetic ring, and the base bracket can also cover and protect the magnetic ring.

[0004] To achieve this objective, the present invention adopts the following technical solution:

[0005] A flat inductor includes a base bracket and a magnetic ring. The base bracket has a mounting cavity in its center, with the cavity opening downwards. The magnetic ring is located within the mounting cavity, and a first wire and a second wire are wound around the magnetic ring, interleaving each other. A front connecting plate and a rear connecting plate are integrally formed on both sides of the base bracket. A first pin and a second pin are connected to both sides of the front connecting plate, and a first limiting groove and a second limiting groove are provided on one side of the front connecting plate. The first end of the first wire passes through the first limiting groove and connects to the first pin, and the first end of the second wire passes through the second limiting groove and connects to the second pin. A third pin and a fourth pin are connected to both sides of the rear connecting plate, and a third limiting groove and a fourth limiting groove are provided on one side of the rear connecting plate. The second end of the first wire passes through the third limiting groove and connects to the third pin, and the second end of the second wire passes through the fourth limiting groove and connects to the fourth pin.

[0006] As a preferred technical solution, a positioning post is integrally formed in the middle of the mounting cavity, and the positioning post passes through the middle of the magnetic ring.

[0007] As a preferred technical solution, the first limiting groove and the second limiting groove are respectively located on both sides of the second pin. The first end of the first wire passes through the first limiting groove from bottom to top and is then connected laterally to the upper end of the first pin. The first end of the second wire passes through the second limiting groove from bottom to top and is then connected to the upper end of the second pin.

[0008] As a preferred technical solution, both the third limiting groove and the fourth limiting groove are close to the fourth pin. Both the third limiting groove and the fourth limiting groove are formed on the outer edge of the mounting cavity and are located between the second pin and the fourth pin. The second end of the first wire passes through the third limiting groove and is attached to the outer edge of the mounting cavity to connect to the upper end of the third pin. The second end of the second wire passes through the fourth limiting groove and is connected to the upper end of the fourth pin.

[0009] As a preferred technical solution, the size of the third limiting groove is larger than the size of the fourth limiting groove.

[0010] As a preferred technical solution, the magnetic ring is fixed in the mounting cavity by adhesive, the first end of the first wire is fixed to the first pin by adhesive, the first end of the second wire is fixed to the second pin by adhesive, the second end of the first wire is fixed to the third pin by adhesive, and the second end of the second wire is fixed to the fourth pin by adhesive.

[0011] As a preferred technical solution, a limiting recess is provided on the base bracket, the limiting recess is located on the rear connecting plate, and the second end of the second wire passes through the limiting recess.

[0012] The beneficial effects of this utility model are as follows: It provides an inductor with a flat structure. The inductor with a flat structure uses an inverted cover to install the magnetic ring into the base bracket with the opening facing downward. The wire end extending from the wire on the magnetic ring is connected to the pin of the base bracket, which effectively protects the integrity of the magnetic ring and makes the structure lightweight. Attached Figure Description

[0013] The present invention will now be described in further detail with reference to the accompanying drawings and embodiments.

[0014] Figure 1 This is a first structural schematic diagram of a flat inductor as described in the embodiment;

[0015] Figure 2 This is a schematic diagram of the second structure of a flat inductor as described in the embodiment;

[0016] Figure 3 This is a schematic diagram of the third structure of a flat inductor as described in the embodiment.

[0017] Figures 1 to 3 middle:

[0018] 1. Base bracket; 2. Magnetic ring; 3. Mounting cavity; 4. First wire; 5. Second wire; 6. Front connecting plate; 7. Rear connecting plate; 8. First pin; 9. Second pin; 10. Third pin; 11. Fourth pin; 12. First limiting groove; 13. Second limiting groove; 14. Third limiting groove; 15. Fourth limiting groove; 16. Positioning post; 17. Limiting recess. Detailed Implementation

[0019] The technical solution of this utility model will be further described below with reference to the accompanying drawings and specific embodiments.

[0020] like Figures 1 to 3 As shown in this embodiment, a flat inductor includes a base bracket 1 and a magnetic ring 2. A mounting cavity 3 is provided in the middle of the base bracket 1, with the opening of the mounting cavity 3 facing downwards. The magnetic ring 2 is located inside the mounting cavity 3. A first wire 4 and a second wire 5 are arranged around the magnetic ring 2, and the first wire 4 and the second wire 5 interweave. A front connecting plate 6 and a rear connecting plate 7 are integrally formed on both sides of the base bracket 1. A first pin 8 and a second pin 9 are connected to both sides of the front connecting plate 6, respectively. A first limiting groove 12 is provided on one side of the front connecting plate 6. The first end of the first wire 4 passes through the first limiting groove 12 and is connected to the first pin 8. The first end of the second wire 5 passes through the second limiting groove 13 and is connected to the second pin 9. The two sides of the rear connecting plate 7 are respectively connected to the third pin 10 and the fourth pin 11. The rear connecting plate 7 is provided with the third limiting groove 14 and the fourth limiting groove 15 on one side. The second end of the first wire 4 passes through the third limiting groove 14 and is connected to the third pin 10. The second end of the second wire 5 passes through the fourth limiting groove 15 and is connected to the fourth pin 11.

[0021] The first wire 4 and the second wire 5 are wound alternately on the cylindrical magnetic ring 2. The magnetic ring 2 is then placed in the mounting cavity 3 of the base bracket 1. The first end of the first wire 4 is pulled out and passes through the first limiting groove 12, and then moves to the left along the position of the front connecting plate 6 to the first pin 8 of the front connecting plate 6. Similarly, the second end of the first wire 4 is pulled out and passes through the third limiting groove 14, and then moves to the left along the position of the rear connecting plate 7 to the third pin 10 of the rear connecting plate 7. The first end of the second wire 5 is pulled out and passes through the second limiting groove 13 and is directly connected to the second pin 9 of the front connecting plate 6. The second end of the second wire 5 is pulled out and passes through the fourth limiting groove 15 and is directly connected to the fourth pin 11 of the rear connecting plate 7. The dotted lines in the figure are the connection guides for the wires.

[0022] The mounting cavity 3 has an integrally formed positioning post 16 in the middle. The positioning post 16 passes through the middle of the magnetic ring 2. When installing the magnetic ring 2, the positioning post 16 passes through the hollow position in the middle of the magnetic ring 2 to locate the center.

[0023] In a more specific structural configuration, the first limiting groove 12 and the second limiting groove 13 are located on both sides of the second pin 9. The first end of the first wire 4 passes through the first limiting groove 12 from bottom to top and is then connected laterally to the upper end of the first pin 8. The first end of the second wire 5 passes through the second limiting groove 13 from bottom to top and is then connected to the upper end of the second pin 9. The third limiting groove 14 and the fourth limiting groove 15 are both close to the fourth pin 11. The third limiting groove 14 and the fourth limiting groove 15 are both opened on the outer edge of the mounting cavity 3 and are located between the second pin 9 and the fourth pin 11. The second end of the first wire 4 passes through the third limiting groove 14 and is then attached to the outer edge of the mounting cavity 3 and connected to the upper end of the third pin 10. The second end of the second wire 5 passes through the fourth limiting groove 15 and is then connected to the upper end of the fourth pin 11. Moreover, the size of the third limiting groove 14 is larger than the size of the fourth limiting groove 15.

[0024] The magnetic ring 2 is fixed in the mounting cavity 3 with adhesive. The first end of the first wire 4 is fixed to the first pin 8 with adhesive. The first end of the second wire 5 is fixed to the second pin 9 with adhesive. The second end of the first wire 4 is fixed to the third pin 10 with adhesive. The second end of the second wire 5 is fixed to the fourth pin 11 with adhesive. The first wire 4, the second wire 5 and the magnetic ring 2 are fixed to the base bracket 1 with adhesive.

[0025] A limiting recess 17 is provided on the base bracket 1. The limiting recess 17 is located on the rear connecting plate 7. The second end of the second wire 5 passes through the limiting recess 17. The limiting recess 17 is added to store the second wire 5.

[0026] It should be stated that the above-described specific embodiments are merely preferred embodiments of this utility model and the technical principles applied thereto. Within the scope of the technology disclosed in this utility model, any variations or substitutions that are easily conceived by those skilled in the art should be covered within the protection scope of this utility model.

Claims

1. An inductor with a flat structure, characterized in that, The device includes a base bracket and a magnetic ring. The base bracket has a mounting cavity in its center, with the cavity opening downwards. The magnetic ring is located within the mounting cavity, and a first wire and a second wire are arranged around the magnetic ring, intersecting each other. A front connecting plate and a rear connecting plate are integrally formed on both sides of the base bracket. A first pin and a second pin are connected to both sides of the front connecting plate, and a first limiting groove and a second limiting groove are provided on one side of the front connecting plate. The first end of the first wire passes through the first limiting groove and connects to the first pin, and the first end of the second wire passes through the second limiting groove and connects to the second pin. A third pin and a fourth pin are connected to both sides of the rear connecting plate, and a third limiting groove and a fourth limiting groove are provided on one side of the rear connecting plate. The second end of the first wire passes through the third limiting groove and connects to the third pin, and the second end of the second wire passes through the fourth limiting groove and connects to the fourth pin.

2. The inductor with a flat structure according to claim 1, characterized in that, A positioning post is integrally formed in the middle of the mounting cavity, and the positioning post passes through the middle of the magnetic ring.

3. The inductor with a flat structure according to claim 1, characterized in that, The first limiting groove and the second limiting groove are respectively located on both sides of the second pin. The first end of the first wire passes through the first limiting groove from bottom to top and is then connected laterally to the upper end of the first pin. The first end of the second wire passes through the second limiting groove from bottom to top and is then connected to the upper end of the second pin.

4. The inductor with a flat structure according to claim 1, characterized in that, Both the third limiting groove and the fourth limiting groove are close to the fourth pin. Both the third limiting groove and the fourth limiting groove are opened on the outer edge of the mounting cavity and are located between the second pin and the fourth pin. The second end of the first wire passes through the third limiting groove and is attached to the outer edge of the mounting cavity to connect to the upper end of the third pin. The second end of the second wire passes through the fourth limiting groove and is connected to the upper end of the fourth pin.

5. The inductor with a flat structure according to claim 1, characterized in that, The size of the third limiting groove is larger than the size of the fourth limiting groove.

6. The inductor with a flat structure according to claim 1, characterized in that, The magnetic ring is fixed in the mounting cavity by adhesive. The first end of the first wire is fixed to the first pin by adhesive. The first end of the second wire is fixed to the second pin by adhesive. The second end of the first wire is fixed to the third pin by adhesive. The second end of the second wire is fixed to the fourth pin by adhesive.

7. The inductor with a flat structure according to claim 1, characterized in that, The base bracket is provided with a limiting recess, which is located on the rear connecting plate, and the second end of the second wire passes through the limiting recess.

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