CN217361308U

CN217361308U - Filter inductor base and filter inductor

Info

Publication number: CN217361308U
Application number: CN202220667104.8U
Authority: CN
Inventors: 钟科
Original assignee: Zhongtai Electronic Hubei Co ltd
Current assignee: Zhongtai Electronic Hubei Co ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-09-02
Anticipated expiration: 2032-03-24

Abstract

The utility model relates to a filter inductor technical field provides a filter inductor base and filter inductor. The filter inductor base described above, comprising: the base comprises a base body, wherein a first end face of the base body is provided with a plurality of mounting holes; the mounting hole is formed in the bottom of the base, and the base is provided with a plurality of pins, each pin is provided with a bending part, and each pin is inserted into the mounting hole respectively. The utility model provides a filtering inductor base has the stitch of kink through the setting, and the stitch is inserted the tensile ability of pulling out that has increased the stitch when establishing in the mounting hole, and then has improved the tensile power of pulling out of filtering inductor base, has strengthened the suitability of filtering inductor base.

Description

Filter inductor base and filter inductor

Technical Field

The utility model relates to a filter inductor technical field especially relates to a filter inductor base and filter inductor.

Background

A filter inductor is a component that can convert electrical energy into magnetic energy for storage. The filter inductor is similar in structure to a transformer, typically having two identical windings. The filter inductor has an inductance that only impedes the change in current. If the filter inductor is in a state where no current is passing, it will try to block the current from flowing through it when the circuit is on; if the filter inductor is in a current passing state, the filter inductor will try to maintain the current unchanged when the circuit is opened.

With the development of the game machine industry, the volume, weight and performance requirements of power supply products used in cooperation with the game machine industry are continuously improved, and meanwhile, higher requirements are provided for the pulling resistance of the base of the filter inductor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a filter inductor base and filter inductor for solve the poor defect of filter inductor base anti-drawing capability among the prior art.

The utility model provides a filtering inductor base, include: the base comprises a base body, wherein a first end face of the base body is provided with a plurality of mounting holes; the mounting hole is formed in the bottom of the base, and the base is provided with a plurality of pins, each pin is provided with a bending part, and each pin is inserted into the mounting hole respectively.

According to the utility model provides a pair of filtering inductor base, the mounting hole is L type mounting hole, the stitch is L type stitch.

According to the utility model provides a pair of filtering inductor base, the mounting hole is U type hole, the stitch is U type stitch.

According to the utility model provides a pair of filter inductor base, base body's first terminal surface is equipped with a plurality of first bosss, every along circumference first boss is equipped with the mounting hole.

According to the utility model provides a pair of filter inductor base, base body's first terminal surface still is equipped with a plurality of second bosss, form installation space between a plurality of second bosss.

According to the utility model provides a pair of filtering inductor base, the second boss with distance between the first terminal surface is 4.5 mm.

According to the utility model provides a pair of filter inductor base, base body's second terminal surface is equipped with two pairs of third bosss, and is every right the third boss is located respectively one side of second terminal surface, two pairs the third boss sets up relatively, and is every right form the mounting groove between the third boss, wherein, the second terminal surface with first terminal surface sets up relatively.

According to the utility model provides a pair of filtering inductor base, base body's second terminal surface still is equipped with the baffle, the baffle with the mounting groove sets up perpendicularly.

According to the utility model provides a pair of filtering inductor base, base body is equipped with a pair of fretwork portion, fretwork position in the both sides of baffle, installation space is located a pair ofly between the fretwork portion.

The utility model also provides a filter inductor, include: a magnetic core, a coil winding, and a filter inductor base as described above, the magnetic core and the coil winding being disposed on the filter inductor base.

The utility model provides a filtering inductor base has the stitch of kink through the setting, and the stitch is inserted the tensile ability of pulling out that has increased the stitch when establishing in the mounting hole, and then has improved the tensile power of pulling out of filtering inductor base, has strengthened the suitability of filtering inductor base.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the following briefly introduces the drawings required for the embodiments or the prior art descriptions, and obviously, the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a first end surface of a filter inductor base provided in the present invention;

fig. 2 is a schematic structural diagram of a second end surface of the filter inductor base according to the present invention;

fig. 3 is a top view of the filter inductor provided by the present invention;

reference numerals are as follows:

100: a base body; 101: a stitch; 102: a first boss; 103: a second boss; 111: a third boss; 112: a partition plate; 120: a hollow-out section; 200: a magnetic core; 300: and (4) winding the coil.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings in the present invention will be combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The features of the terms first and second in the description and in the claims of the present invention may explicitly or implicitly include one or more of these features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

The filter inductor base and filter inductor of the present invention are described below with reference to fig. 1-3.

As shown in fig. 1 and 2, in an embodiment of the present invention, the filter inductor base includes: a base body 100 and a plurality of pins 101. The first end face of the base body 100 is provided with a plurality of mounting holes, each pin 101 has a bending portion, and each pin 101 is respectively inserted into the mounting holes.

Specifically, the first end surface of the base body 100 is provided with a plurality of mounting holes for inserting the pins 101. In this embodiment, the shape of the base body 100 is rectangular, each mounting hole is opened at four corners of the first end surface of the base body 100, and each mounting hole may be an L-shaped mounting hole or a U-shaped mounting hole. Accordingly, in the present embodiment, the pin 101 has a bent portion, forming an L-shaped pin or a U-shaped pin, so as to cooperate with the mounting hole. When the L-shaped stitch or the U-shaped stitch is inserted into the mounting hole, the resistance during drawing is increased compared with a bar-shaped stitch, so that the drawing force of the stitch 101 is doubled, and further, the drawing resistance of the base body 100 is improved. Further, when the pins 101 are L-shaped pins, the L-shaped pins are mounted in a manner of being inserted from the horizontal direction and then bent to the vertical direction, so that the distance between the pins 101 can be reduced, and the mounting space of the filter inductor base can also be reduced.

The embodiment of the utility model provides a filter inductor base has the stitch of kink through the setting, and the stitch is inserted and is increased the tensile ability of pulling out of stitch when establishing in the mounting hole, and then has improved the tensile power of pulling out of filter inductor base, has strengthened the suitability of filter inductor base.

As shown in fig. 1, in an embodiment of the present invention, the first end surface of the base body 100 is circumferentially provided with a plurality of first bosses 102, and each first boss 102 is provided with the mounting hole.

Specifically, in this embodiment, the first end surface of the base body 100 is provided with 4 first bosses 102, the 4 first bosses 102 may be respectively disposed at 4 corners of the first end surface of the base body 100, or may be arranged along 4 sides of the first end surface, and each first boss 102 is formed with the L-shaped mounting hole or the U-shaped mounting hole for inserting the pin 101.

As shown in fig. 1, in an embodiment of the present invention, the first end surface of the base body 100 is further provided with a plurality of second bosses 103, and a mounting space is formed between the plurality of second bosses 103.

Specifically, the first end of the second boss 103 is connected to the first end face of the base body 100, so that a certain distance is formed between the first end face of the base body 100 and the second end of the second boss 103, and a certain installation space is formed between the plurality of second bosses 103, and the installation space can be used for installing components such as diodes and resistors, so that the space is fully utilized, and the size of the filter inductor base is reduced.

Optionally, in an embodiment of the present invention, when the first bosses 102 are located at 4 corners of the first end surface, the number of the second bosses 103 may be 2, 2 second bosses 103 are oppositely disposed, each second boss 103 is respectively located between two first bosses 102, and an installation space is formed between two second bosses 103.

Alternatively, when the first bosses 102 are arranged along 4 sides of the first end surface, the two second bosses 103 are oppositely arranged and arranged in parallel with the two first bosses 102, and an installation space is formed between the two second bosses 103.

Further, in an embodiment of the present invention, the height of the second boss 103 is greater than or equal to the height of the first boss 102 to increase the volume of the installation space. Optionally, in an embodiment of the invention, the distance between the second boss 103 and the first end face is 4.5 mm.

As shown in fig. 2, in an embodiment of the present invention, the second end surface of the base body 100 is provided with two pairs of third bosses 111, each pair of third bosses 111 is located on one side of the second end surface, the two pairs of third bosses 111 are disposed oppositely, and a mounting groove is formed between each pair of third bosses 111, wherein the second end surface is disposed oppositely to the first end surface.

Specifically, the base body 100 includes a bottom surface and a top surface, in this embodiment, the bottom surface of the base body 100 is a first end surface, and the top surface of the base body 100 is a second end surface. A mounting groove for mounting the magnetic core 200 is formed between each pair of the third bosses 111.

Further, a partition 112 is disposed on the second end surface of the base body 100, the partition 112 is disposed perpendicular to the mounting groove, and the partition 112 divides the base body 100 into two regions, each for disposing the coil winding 300.

Further, the base body 100 is provided with a pair of hollow portions 120, the hollow portions 120 are located on two sides of the partition plate 112, the coil winding 300 is mounted above the hollow portions 120, and a portion of the coil winding 300 can be embedded below the bottom surface of the base body 100 through the hollow portions 120, so that the overall height of the filter inductor is reduced.

Further, the first bosses 102, the second bosses 103, the third bosses 111, and the partition plate 112 may be integrally formed with the base body 100, and an installation space formed between the second bosses 103 is located between the pair of hollow portions 120, in this embodiment, a length direction of the hollow portions 120 is parallel to a length direction of the installation space, so that the installation space has sufficient space for installing components such as diodes, resistors, and the like.

As shown in fig. 3, the embodiment of the present invention further provides a filter inductor, which includes a filter inductor base, a magnetic core 200 and a coil winding 300, wherein the magnetic core 200 and the coil winding 300 are disposed on the filter inductor base.

Specifically, the magnetic core 200 is mounted between the two third bosses 111, the coil winding 300 is mounted on both sides of the partition 112, and a portion of the coil winding 300 is embedded below the bottom surface of the base body 100 through the hollow 120 on the filter inductor base, so that the height of the coil winding 300 after mounting is reduced. The plurality of second bosses 103 form an installation space in which components such as diodes and resistors can be installed, thereby utilizing the space and reducing the size of the filter inductor.

Further, the embodiment of the utility model provides a filter inductor is horizontal filter inductor, and its length dimension is 25mm, width dimension is 21mm, and height dimension is 17 mm. The vertical filter inductor can replace two vertical filter inductors in the technology, and the size of each vertical filter inductor is as follows: length dimension is 25mm, and width dimension is 12mm, and height dimension is 24mm, the embodiment of the utility model provides a filter inductor has reduced 38% than adopting 2 vertical filter inductor volumes.

The embodiment of the utility model provides a filter inductor through setting up the filter inductor base, has increased filter inductor's tensile force of pulling out, has reduced filter inductor's volume, has satisfied the demand of game machine industry development.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A filter inductor base, comprising:

the base comprises a base body, wherein a first end face of the base body is provided with a plurality of mounting holes;

the mounting hole is formed in the bottom of the base, and the base is provided with a plurality of pins, each pin is provided with a bending part, and each pin is inserted into the mounting hole respectively.

2. The filter inductor base of claim 1, wherein the mounting holes are L-shaped mounting holes and the pins are L-shaped pins.

3. The filter inductor base of claim 1, wherein the mounting holes are U-shaped holes and the pins are U-shaped pins.

4. The filter inductor base as claimed in any one of claims 1-3, wherein the first end surface of the base body is circumferentially provided with a plurality of first bosses, each of the first bosses being provided with the mounting hole.

5. The filter inductor base as claimed in claim 4, wherein the first end surface of the base body is further provided with a plurality of second bosses forming a mounting space therebetween.

6. The filter inductor base of claim 5, wherein the distance between the second boss and the first end face is 4.5 mm.

7. The filter inductor base according to claim 5, wherein the second end surface of the base body is provided with two pairs of third bosses, each pair of third bosses being located on one side of the second end surface, the two pairs of third bosses being oppositely disposed, each pair of third bosses forming a mounting groove therebetween, wherein the second end surface is oppositely disposed from the first end surface.

8. The filter inductor base as claimed in claim 7, wherein the second end surface of the base body is further provided with a partition plate, the partition plate being disposed perpendicular to the mounting groove.

9. The filter inductor base according to claim 8, wherein the base body is provided with a pair of hollowed-out portions, the hollowed-out portions are located at two sides of the partition plate, and the installation space is located between the pair of hollowed-out portions.

10. A filter inductor, comprising: a magnetic core, a coil winding, and the filter inductor base of any one of claims 1-9, the magnetic core and the coil winding disposed on the filter inductor base.