CN202487352U - Improved structure of magnetic devices - Google Patents

Abstract

An improved structure of magnetic device can stand on one side of a circuit board with a notch, and the improved structure of magnetic device comprises a base and two iron cores, wherein the base is provided with a central through winding shaft tube, openings at the left end and the right end of the winding shaft tube are respectively extended with a baffle plate, and the outer edge of the baffle plate is respectively provided with two groups of pin parts which are mutually symmetrical; in addition, the two iron cores are cover-shaped objects, a core column extends from the center of the iron core to the opening of the winding shaft tube, and the core column can be inserted into the central through position of the winding shaft tube; therefore, the two iron cores can be clamped between the two groups of the pin parts of the base and combined on the base from left to right, and the pin parts positioned on the outer sides of the iron cores can be inserted into the contact points around the gap, so that the base combined with the two iron cores can stand on one side of a driving circuit board of an LED lamp tube, which is provided with the gap.

Description

Improved structure of magnetic devices

technical field

The utility model relates to an improved structure of a magnetic device, in particular to an improved structure of a magnetic device that can be arranged on one side of a driving circuit board of an LED lamp tube.

Background technique

The magnetic device that is well known in the industry is one of the important electronic devices in electronic products (such as: inductance device, transformer device, etc.), the main function is to convert the driving voltage in the electronic circuit, and the types can be divided into: the power supply that reduces the voltage Magnetic devices, high-voltage magnetic devices for boosting operating voltage of traditional or liquid crystal displays, etc., and manufacturers of electronic products choose the corresponding specifications or types of magnetic devices according to their own needs, so that the voltage conversion process is stable and has good work efficiency.

Most of the magnetic devices installed on the drive circuit board of LED lamp tubes have fixed iron cores and coils on them, and because the magnetic devices are often directly welded on one side of the circuit board, the magnetic devices It is often the electronic device that occupies the largest area on the circuit board, especially the setting of large-size magnetic devices. For the development of modern electronic devices that emphasize miniaturization or smaller volume, this type of large-volume magnetic device, in addition to occupying In addition to excessive space, it also hinders the possibility of reducing the size of the device.

Therefore, if the magnetic device can be disposed on either side of the circuit board to reduce the space occupied by the magnetic device, it should be an optimal solution.

Utility model content

The purpose of the utility model is to provide an improved structure of the magnetic device, which can be arranged on either side of the driving circuit board of the LED lamp tube, so as to reduce the space occupied by the magnetic device combined with the circuit board.

The improved structure of the magnetic device that can achieve the above-mentioned new purpose includes a base and two iron cores, wherein the base has a winding shaft tube through the center, and a baffle plate extends from the left and right openings of the winding shaft tube, and Two groups of pins are symmetrically arranged on the outer edge of the baffle, and at least one downward or upward pin extends from the pins; in addition, the two iron cores are a cover, and the iron The core is provided with two mutually symmetrical gaps, and two mutually symmetrical round walls extend toward the base, and a gap extends between the two round walls at the center of the iron core toward the opening of the bobbin tube. Stem;

Therefore, the two iron cores can be clamped between the two sets of pins of the base and combined left and right on the base, so that the round walls of the two iron cores can coincide with each other and cover the base, while The stem can be inserted into the central through-hole of the bobbin tube.

More specifically, the shape of the core post is capable of conforming to the central through part of the bobbin tube.

More specifically, the pins of the pin portion are used for inserting on a circuit board.

More specifically, the pin portion is provided with a partition at the outer edge of the baffle plate, and the gaps of the two iron cores can be clamped between the inner sides of the partition plate of the two groups of pin portions, and the spout The feet extend outward from the partition and have a certain distance from the partition.

More specifically, one of the two iron cores is disposed on the left side of the base, and the other iron core is disposed on the right side of the base.

In addition, the improved structure of the magnetic device can stand on one side of a circuit board with a gap, and the improved structure of the magnetic device includes a base and two iron cores, wherein the base has a winding shaft tube through the center, A baffle plate is extended from the left and right openings of the bobbin tube, and two groups of pins are symmetrically arranged on the outer edge of the baffle plate, and at least one downward or upward pin extends from the pin portion ; In addition, the two iron cores are a cover, the iron core is provided with two mutually symmetrical gaps, and there are two mutually symmetrical circular walls extending toward the base, and between the two circular walls is A stem extends from the center of the iron core towards the opening of the bobbin tube, and the stem can be inserted into the central through-hole of the bobbin tube;

Therefore, the two iron cores can be clamped between the two sets of pins of the base and combined left and right on the base, so that the round walls of the two iron cores can coincide with each other and cover the base, The pins of the pin portion can be inserted into the contacts around the notch, so the base combined with the two iron cores can stand on the side of the circuit board with the notch.

More specifically, the shape of the core post is capable of conforming to the central through part of the bobbin tube.

More specifically, the pin portion is provided with a partition at the outer edge of the baffle plate, and the gaps of the two iron cores can be clamped between the inner sides of the partition plate of the two sets of pin portions, and the pin It extends outward from the partition and has a certain distance from the partition.

More specifically, one of the two iron cores is disposed on the left side of the base, and the other iron core is disposed on the right side of the base.

More specifically, the size of the base combined with the two iron cores matches the size of the notch of the circuit board, so that the improved structure of the magnetic device can stand on the side of the circuit board with the notch.

The beneficial technical effects of the utility model are: the utility model can be arranged on either side of the drive circuit board of the LED lamp tube, so it can reduce the space occupied by the combination of magnetic components and devices on the circuit board, and thus can reduce the applied electronic components. The size of the device can better utilize the space in the electronic device.

Description of drawings

Fig. 1 is a schematic diagram of the decomposition structure of the improved structure of the magnetic device of the present invention;

Fig. 2 is the combined structure schematic diagram of the improved structure of the magnetic device of the present invention;

Fig. 3 is the combined schematic diagram of the improved structure of the magnetic device of the present invention and the circuit board;

Fig. 4 is the combined schematic diagram of the improved structure of the magnetic device of the present invention and the circuit board; and

Fig. 5 is a schematic diagram of the implementation of the improved structure of the magnetic device of the present invention.

in:

1 Improved structure of magnetic devices 11 Base

111 Winding shaft tube 1111 Central through place

112 baffles 113 pins

1131 clapboard 1132 pins

12 iron core 121 gap

122 round wall 123 stem

2 circuit boards 21 gaps

22 contacts 3 circuit boards

31 contacts 4 copper wires.

Detailed ways

The foregoing and other technical contents, features and effects of the present invention will be clearly presented in the following detailed description of preferred embodiments with accompanying drawings.

Please refer to Fig. 1 and Fig. 2, it is the exploded structure schematic diagram and the combined structure schematic diagram of the improved structure of the magnetic device of the present invention, as can be seen from the figure, the improved structure 1 of the magnetic device comprises a base 11 and two iron cores 12, wherein the The base 11 has a winding shaft tube 111 penetrating through the center, and a baffle plate 112 is extended from the left and right openings of the bobbin shaft tube 111, and two groups of pins 113 are symmetrically arranged on the outer edges of the baffle plate 112, the The pin part 113 is provided with a partition 1131 at the outer edge of the baffle 112, and at least one downward or upward pin 1132 extends outward from the partition 1131, and the pin 1132 and the partition 1131 have a a certain distance;

One of the two iron cores 12 is arranged on the left side of the base 11, and the other iron core 12 is arranged on the right side of the base 11, the two iron cores 12 are a cover, The iron core 12 is provided with two mutually symmetrical gaps 121, and extends toward the base 11 with two mutually symmetrical round walls 122, and the center of the iron core 12 between the two round walls 122 faces the A stem 123 extends from the opening of the bobbin tube 111 , and the stem 123 is capable of being inserted into the central through part 1111 of the bobbin tube 111 ;

In addition, since the shape of the stem 123 can match the central through part 1111 of the bobbin tube 111, as shown in FIG. The inner side and the left and right are combined on the base 11, so that the round walls 122 of the two iron cores 12 can match each other and cover the base 11, and the stem 123 can be inserted into the winding shaft tube 111. Central access office 1111.

In addition, since the improved structure 1 of the magnetic device can be arranged on one side of a circuit board 2, as shown in Fig. 3 and Fig. 4, a notch 21 must be provided on one side of the circuit board 2 to accommodate the improved structure of the magnetic device 1, wherein the size of the base 11 combined with the two iron cores 12 must match the size of the notch 21 of the circuit board 2, so that the improved structure 1 of the magnetic device can stand on a notch 21 of the circuit board 2 on the side;

And at least one pin 1132 extends outward from the partition 1131. As shown in FIGS. 3 and 4, there are several contacts 22 around the gap 21 of the circuit board 2. The pins 1132 of the part 113 are inserted on the contacts 22 around the notch 21 from bottom to top, and the base 11 combined with the two iron cores 12 can stand on the notch 21 of the circuit board 2, so that it can The space occupied by the combination of the improved magnetic device structure 1 on the circuit board 2 is reduced.

As shown in Figure 5, an embodiment of the magnetic device improved structure 1 combined with the driving circuit board 3 of the LED lamp tube is shown in Figure 5, wherein a copper wire 4 is wound on the bobbin tube 111 to form a coil, and the wound The copper wire 4 will be pulled out and welded on the four pins 113, so when the pins 1132 of the pins 113 are inserted into the contacts 31 of the circuit board 3 from bottom to top, and the pins 1132 are welded on On the contact 31 of the circuit board 3 , the coil can be energized with the circuit board 3 through the pin portion 1132 , and the round wall 122 and stem 123 can circulate electromagnetic fields to make the improved structure 1 of the magnetic device operate.

In addition, although the pins 1132 mentioned in this case are inserted into the contacts 22, 31 of the circuit boards 2, 3 from bottom to top, in practical applications, if the pins are inserted from the top of the circuit boards 2, 3 On the contacts 22 and 31 of the circuit boards 2 and 3, the implementation purpose and effects mentioned above can also be achieved.

The improved structure of the magnetic device provided by the utility model has the following advantages when compared with other prior art:

The utility model can be arranged on either side of the driving circuit board of the LED lamp tube, so it can reduce the space occupied by the magnetic device combined with the circuit board, so it can reduce the volume of the electronic device used or can better apply the electronic device. space within the device.

With the help of the above detailed description of the preferred specific embodiments, it is hoped that the features and spirit of the present utility model can be described more clearly, and the scope of the present utility model is not limited by the preferred specific embodiments disclosed above. On the contrary, the purpose is to cover various changes and arrangements with equivalents within the scope of the patent scope of the utility model.

Claims (10)

1. An improved structure of a magnetic device, characterized in that it comprises: A base has a winding shaft tube through the center, a baffle plate is extended from the left and right openings of the bobbin shaft tube, and two groups of pins are symmetrically arranged on the outer edge of the baffle plate, and the pins At least one downward or upward pin extends from the top; Two iron cores, one iron core, the iron core is provided with two mutually symmetrical gaps, and two mutually symmetrical round walls extend toward the base, and the iron core is between the two round walls a stem extending from the center towards the opening of the bobbin tube; Wherein, the two iron cores can be clamped between the two sets of pins of the base and combined on the base left and right, so that the round walls of the two iron cores can coincide with each other and cover the base, And the stem can be inserted into the central through part of the bobbin tube. 2 . The improved structure of the magnetic device as claimed in claim 1 , wherein the shape of the core post is capable of conforming to the central through part of the bobbin tube. 3 . 3. The improved structure of a magnetic device as claimed in claim 1, wherein the pins of the pin portion can be inserted into a circuit board. 4. The improved structure of the magnetic device according to claim 1, wherein a partition is arranged on the outer edge of the baffle on the pin portion, and the notches of the two iron cores can be stuck in the two groups Between the inner side of the partition of the pin part, and the pin is extended from the partition to the outside, and has a certain distance from the partition. 5. The improved structure of the magnetic device according to claim 1, wherein one of the two iron cores is arranged on the left side of the base, and the other iron core is arranged on the right side of the base side. 6. An improved structure of a magnetic device, which stands on a side of a circuit board with a gap, and the improved structure of the magnetic device is characterized in that it comprises: A base has a winding shaft tube through the center, a baffle plate is extended from the left and right openings of the bobbin shaft tube, and two groups of pins are symmetrically arranged on the outer edge of the baffle plate, and the pins at least one downward or upward pin extends from the top; Two iron cores, one iron core, the iron core is provided with two mutually symmetrical gaps, and there are two mutually symmetrical circular walls extending toward the base, and the iron core is between the two circular walls. A stem is extended from the center of the core toward the opening of the bobbin tube, and the stem is a central through-hole that can be inserted into the bobbin tube; Wherein, the two iron cores can be clamped between the two sets of pins of the base and combined on the base left and right, so that the round walls of the two iron cores can coincide with each other and cover the base, The pins of the pin portion can be inserted into the contacts around the notch, so that the base combined with the two iron cores can stand on the side of the circuit board with the notch. 7 . The improved structure of the magnetic device as claimed in claim 6 , wherein the shape of the core post is capable of matching with the central through part of the bobbin tube. 8 . 8. The improved structure of the magnetic device as claimed in claim 6, characterized in that, the pin part is provided with a partition at the outer edge of the baffle plate, and the gaps of the two iron cores can be stuck in the two groups Between the inner side of the partition of the pin part, and the pin is extended from the partition to the outside, and has a certain distance from the partition. 9. The improved structure of a magnetic device as claimed in claim 6, wherein one of the two iron cores is arranged on the left side of the base, and the other iron core is arranged on the right side of the base side. 10. The improved structure of the magnetic device as claimed in claim 6, wherein the size of the base combined with the two iron cores matches the size of the notch of the circuit board, so that the improved structure of the magnetic device can Stand on the notched side of the board.

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