CN212276989U

CN212276989U - Novel boost surface-mounted inductor

Info

Publication number: CN212276989U
Application number: CN202021740661.5U
Authority: CN
Inventors: 陈楚彬
Original assignee: Shenzhen Jiangmeng Magnetic Technology Co ltd
Current assignee: Shenzhen Jiangmeng Magnetic Technology Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-01-01
Anticipated expiration: 2030-08-19

Abstract

The utility model belongs to the technical field of the inductance is used, a novel paster inductance steps up is disclosed, by the skeleton, enameled wire and metal pin are constituteed, the enameled wire is two sets of duplex winding in the surface of skeleton, the upper and lower both ends of skeleton are a body coupling respectively and are had first blade and second blade, metal pin includes first pin, second pin and third pin, three loudspeaker groove and guide way have been seted up to the one end that first blade deviates from the skeleton, the fixed slot has been seted up to the tank bottom in loudspeaker groove, first pin, second pin and third pin are located loudspeaker groove and guide way respectively and through insulating sealing material and fixed slot fixed connection, the both ends of a set of enameled wire twine and weld with first pin and second pin respectively, the both ends of another group of enameled wire twine and weld with second pin and third pin respectively. The utility model relates to a simply, rational in infrastructure, the inductance welding is steady firm and play filtering and the effect of stepping up, the sexual valence relative altitude, the practicality is strong.

Description

Novel boost surface-mounted inductor

Technical Field

The utility model belongs to the technical field of the inductance is used, especially, relate to a novel paster inductance steps up.

Background

A patch inductor is an electromagnetic induction element formed by winding an insulated wire (such as an enameled wire, a yarn covered wire, a plastic covered wire and the like) on an insulated framework or a magnetic core, and belongs to a commonly used inductor element. The chip inductor can be communicated with direct current and direct current resistance to conduct alternating current, and conducts isolation and filtering on alternating current signals or forms a resonance circuit with a capacitor, a resistor and the like. Any current in the circuit from the chip inductor will generate a magnetic field, the magnetic flux of which will in turn act on the circuit.

The inductor in the prior art adopts the cooperation of plug-in components pin and circuit board guide pin hole to switch on the inductor, and plug-in pin need counterpoint when inserting the guide pin hole of circuit board, makes mistakes easily in the process, and the solder joint of pin is on the magnetic core blade in addition, and drops very easily, and the paster inductance among the prior art needs electro-silvering or other metal material to come as the paster, and the process is more complicated, and the cost is higher moreover. In addition, when the metal pins of the chip inductor are in contact with an external circuit board, the situation that the blades are unstable and unbalanced is caused due to the fact that welding spots are protruded and floated, and the metal pins fall off or are disconnected due to unstable connection in the connection process of the metal pins and the framework, so that the inductor cannot work normally.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel paster inductance steps up to solve the problem that mentions in the above-mentioned background art.

For realizing the purpose of the above utility model, the technical scheme adopted is as follows:

a novel boost patch inductor comprises a framework, an enameled wire and metal pins, wherein the enameled wire comprises two groups of enameled wires and is wound on the outer surface of the framework, the upper end and the lower end of the framework are respectively and integrally connected with a first blade and a second blade, the metal pins comprise a first pin, a second pin and a third pin, one end of the first blade, which is far away from the framework, is provided with three horn grooves and guide grooves connected and communicated with the horn grooves, the guide grooves respectively extend to the side edges of the first blade, the bottom of each horn groove is provided with a fixed groove, the first pin, the second pin and the third pin are respectively positioned in the horn grooves and the guide grooves and are fixedly and hermetically connected with the fixed grooves through insulating sealing materials, wherein two ends of one group of enameled wires are respectively wound and welded with the first pin and the second pin, and two ends of the other group of enameled wires are respectively wound and welded with the second pin and the third pin.

The utility model discloses further set up to: the first pin, the second pin and the third pin are flat metal sheets and are made of tin-plated copper or tin-plated steel.

The utility model discloses further set up to: the first pin, the second pin and the third pin are positioned in the fixing groove and are insulated at intervals.

The utility model discloses further set up to: and the outer surface of the enameled wire wound on the framework and the framework are sleeved with a UL sleeve.

The utility model discloses further set up to: the insulating sealing material is single-component glue or AB glue, sealing glue is further filled in gaps among the two ends of the enameled wire and the first pin, the second pin and the third pin, and the sealing glue is AB glue or UV glue.

The utility model discloses further set up to: the end of the first blade, which is provided with the horn groove and the guide groove, is a plane.

The utility model discloses further set up to: the first pin, the second pin and the third pin which are positioned in the guide groove and one end of the first blade, which is provided with the horn groove and the guide groove, keep the same plane or protrude from one end of the first blade, which is provided with the horn groove and the guide groove.

The utility model discloses further set up to: the first pin, the second pin and the third pin form fixed welding spots with two ends of the two groups of enameled wires through tin melting.

The utility model discloses further set up to: the first pin, the second pin and the third pin which are positioned in the guide groove are all positioned on the same plane.

The utility model discloses further set up to: three the loudspeaker groove is in be the article font is arranged or be linear align to grid on the first blade, with the guide way that the loudspeaker groove is connected and is communicate extends to the side of first blade.

To sum up, compare with prior art, the utility model discloses following beneficial effect has: be different from prior art's condition, the guide way that three loudspeaker groove and be connected and communicate with the loudspeaker groove is seted up to the one end that deviates from the skeleton at first blade, the guide way extends respectively to the side of first blade, the fixed slot has been seted up to the tank bottom in loudspeaker groove, first pin, second pin and third pin are located loudspeaker groove and guide way respectively and pass through insulating sealing material and fixed sealing connection of fixed slot, wherein, the both ends of a set of enameled wire twine and weld with first pin and second pin respectively, the both ends of another group of enameled wire twine and weld with second pin and third pin respectively, through above-mentioned setting promptly, the steady firm filtering and the effect of stepping up of SMD inductor welding, the sexual valence relative altitude, therefore, the clothes hanger is strong in practicability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that 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 these drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a novel boost patch inductor provided in this embodiment;

fig. 2 is a bottom view of the novel boost patch inductor provided in this embodiment;

fig. 3 is a schematic structural diagram of the assembly of the frame and the metal pins provided in this embodiment;

fig. 4 is a schematic view of the overall structure of the framework provided in the present embodiment;

fig. 5 is a bottom view of the frame provided in the present embodiment;

fig. 6 is another bottom view of the novel boost patch inductor provided in this embodiment;

fig. 7 is another bottom view of the novel boost patch inductor provided in this embodiment;

reference numerals: 1. a framework; 11. a first blade; 12. a second blade; 13. a horn slot; 14. a guide groove; 15. fixing grooves; 2. enamelled wires; 3. a metal pin; 31. a first pin; 32. a second pin; 33. a third pin; 4. an insulating sealing material; 5. and (7) sealing the glue.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments, it is to be understood that the specific embodiments described herein are only used for explaining the present invention, and are not used for limiting the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the present invention described above can be combined with each other as long as they do not conflict with each other.

The utility model provides a novel paster inductance steps up, as shown in fig. 1-5, by skeleton 1, enameled wire 2 and metal pin 3 constitute, enameled wire 2 is two sets of and goes around in the surface of skeleton 1, the upper and lower both ends of skeleton 1 are integrative first blade 11 and the second blade 12 of being connected with respectively, metal pin 3 includes first pin 31, second pin 32 and third pin 33, three loudspeaker groove 13 and the guide way 14 of being connected and the intercommunication with loudspeaker groove 13 have been seted up to the one end that first blade 11 deviates from skeleton 1, guide way 14 extends to the side of first blade 11 respectively, fixed slot 15 has been seted up to the tank bottom of loudspeaker groove 13, first pin 31, second pin 32 and third pin 33 are located loudspeaker groove 13 and guide way 14 respectively and are connected with fixed slot 15 fixed seal through insulating sealing material 4.

In the specific implementation process, two ends of one group of enameled wires 2 are respectively wound and welded with the first pin 31 and the second pin 32, two ends of the other group of enameled wires 2 are respectively wound and welded with the second pin 32 and the third pin 33, on the basis that the enameled wires 2 are wound on the framework 1 in a fixed number of turns, the enameled wires 2 with the fixed number of turns are arranged between the first pin 31 and the second pin 32, and then the enameled wires 2 with double fixed number of turns are connected between the first pin 31 and the third pin 33, so that the boosting effect of the chip inductor is exerted, and the functionality and the practicability of the chip inductor are improved.

It should be noted that the horn grooves 13 and the guide grooves 14 are arranged in a delta shape to improve the stability of the welding of the chip inductor.

Further, the first pin 31, the second pin 32 and the third pin 33 are flat metal sheets and made of tin-plated copper or tin-plated steel, so that the chip mounting function of the chip inductor is achieved, and the chip inductor is convenient to weld with an external electronic device.

The first pin 31, the second pin 32 and the third pin 33 in the fixing groove 15 are insulated at intervals, so that the short circuit phenomenon of pin mis-contact is prevented.

In the specific implementation process, UL sleeves are sleeved on the outer surface of the enameled wire 2 wound on the framework 1 and the framework 1 to provide further physical protection for the inductor, and it should be noted here that the outer surface of the enameled wire 2 wound on the framework 1 and the framework 1 may also be coated with an epoxy resin adhesive coating without being sleeved with the UL sleeves.

Furthermore, the insulating and sealing material 4 is single-component glue or AB glue, the sealing glue 5 is filled in the gaps between the two ends of the enameled wire 2 and the first pin 31, the second pin 32 and the third pin 33, and the sealing glue 5 is AB glue or UV glue, so that the fixed connection strength of the metal pins 3 with the framework 1 and the enameled wire 2 is improved, and the quality of the surface mount inductor is improved.

Note that, the end of the first vane 11 provided with the trumpet groove 13 and the guide groove 14 is a flat surface.

In the specific implementation process, the first pin 31, the second pin 32 and the third pin 33 located in the guide groove 14 are all located on the same plane, and the first pin 31, the second pin 32 and the third pin 33 have the same size and the same structure.

Furthermore, the first pin 31, the second pin 32 and the third pin 33 located in the guide groove 14 and the end of the first blade 11, which is provided with the horn groove 13 and the guide groove 14, keep the same plane or protrude from the end of the first blade 11, which is provided with the horn groove 13 and the guide groove 14, so that on one hand, the metal pin 3 can be completely contacted with external equipment, the conduction electric quantity is improved, on the other hand, the balance and stability of the chip inductor can be further maintained, and the occurrence of poor contact is avoided.

The first pin 31, the second pin 32 and the third pin 33 form fixed welding spots with two ends of the two groups of enameled wires 2 through tin melting.

In the specific implementation process, as shown in fig. 2, 6 and 7, the three horn grooves 13 are arranged on the first blade in a delta shape or in a linear uniform arrangement, and the guide grooves 14 connected and communicated with the horn grooves 13 extend to the side edges of the first blade 11, so as to improve the environmental adaptability and the practicability of the chip inductor.

To sum up, the utility model discloses following beneficial effect has: the utility model discloses a novel boost patch inductor, which consists of a framework 1, enameled wires 2 and metal pins 3, wherein one end of a first blade 11, which is far away from the framework 1, is provided with three horn grooves 13 which are arranged in a triangle or linear way and a guide groove 14 which is connected with and communicated with the horn grooves 13, the guide groove 14 extends to the side edge of the first blade 11 respectively, the bottom of the horn groove 13 is provided with a fixed groove 15, a first pin 31, a second pin 32 and a third pin 33 are respectively positioned in the horn grooves 13 and the guide groove 14 and are fixedly and hermetically connected with the fixed groove 15 through an insulating sealing material 4, wherein, two ends of one group of enameled wires 2 are respectively wound and welded with the first pin 31 and the second pin 32, two ends of the other group of enameled wires 2 are respectively wound and welded with the second pin 32 and the third pin 33, namely, through the arrangement, the patch inductor is stably and firmly welded and has filtering and boosting effects, high cost performance and strong practicability.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a novel paster inductance steps up, comprises skeleton, enameled wire and metal pin, its characterized in that: the enameled wires are two groups and are wound on the outer surface of the framework, the upper end and the lower end of the framework are respectively and integrally connected with a first blade and a second blade, the metal pins comprise a first pin, a second pin and a third pin, one end of the first blade, which is far away from the framework, is provided with three horn grooves and a guide groove which is connected and communicated with the horn grooves, the guide grooves extend to the side edges of the first blades respectively, the bottom of the horn groove is provided with a fixed groove, the first pin, the second pin and the third pin are respectively positioned in the horn groove and the guide groove and are fixedly and hermetically connected with the fixing groove through insulating sealing materials, two ends of one group of the enameled wires are respectively wound and welded with the first pin and the second pin, and two ends of the other group of the enameled wires are respectively wound and welded with the second pin and the third pin.

2. The novel boost chip inductor according to claim 1, wherein said first pin, said second pin and said third pin are flat metal sheets and made of tin-plated copper or tin-plated steel.

3. The novel boost patch inductor according to claim 1, wherein said first pin, said second pin and said third pin are spaced and insulated from each other in said fixing groove.

4. The novel boost patch inductor according to claim 1, wherein a UL sleeve is sleeved on the outer surface of the enameled wire wound on the bobbin and the bobbin.

5. The novel boost chip inductor according to claim 1, wherein the insulating sealing material is a single-component glue or an AB glue, and a sealant is further filled in gaps between two ends of the enameled wire and the first pin, the second pin and the third pin, and the sealant is an AB glue or a UV glue.

6. A novel boost patch inductor according to claim 1, wherein the end of said first blade where said horn slot and said guide slot are located is flat.

7. The novel boost patch inductor according to claim 6, wherein the first pin, the second pin and the third pin located in the guide slot are in the same plane with or protrude from the end of the first blade where the horn slot and the guide slot are located.

8. The novel boost patch inductor according to claim 1, wherein the first pin, the second pin and the third pin form fixed solder joints with two ends of two groups of enameled wires through tin melting.

9. The novel boost patch inductor according to claim 1, wherein said first pin, said second pin and said third pin located in said guide slot are all located on the same plane.

10. A novel boost patch inductor according to claim 1 wherein three said horn slots are arranged in a delta pattern or linearly uniform arrangement on said first blade, and the guide slots connected to and communicating with said horn slots extend to the side of said first blade.