CN215731263U - Paster inductor convenient to assembly - Google Patents

Abstract

The utility model discloses a chip inductor convenient to assemble, wherein guide grooves are symmetrically formed in a bone base, positioning grooves are formed in opposite ends of the two guide grooves, mounting grooves are formed in opposite ends of the two guide grooves and located on the side edge of the bone base, a fixing part is arranged in each positioning groove, a welding part is perpendicular to the fixing part and is abutted to the guide grooves, a winding part is arranged in each mounting groove, one end of the winding part is perpendicular to the welding part, the other end of the winding part protrudes out of the mounting groove, mounting columns are symmetrically arranged on the mounting grooves, mounting holes are symmetrically formed in the winding part and correspond to the mounting columns, the mounting columns are matched with the mounting holes, arc-shaped grooves are symmetrically formed in two sides of the winding part, and the positive end and the negative end of an enameled wire are respectively wound in the arc-shaped grooves of the two winding parts. The utility model ensures the rapid and stable connection of the pins and the bone seat, ensures the effective welding of the pins and external electronic equipment, improves the production and processing efficiency of the inductor and improves the cost performance of the inductor.

Description

Paster inductor convenient to assembly

Technical Field

The utility model belongs to the technical field of inductor application, and particularly relates to a chip inductor convenient to assemble.

Background

The 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, belongs to common electrical equipment elements, and can be communicated with direct current and direct current to form alternating current, isolate and filter alternating current signals or form a resonance circuit with a capacitor, a resistor and the like, any current of the inductor in the circuit can generate a magnetic field, and the magnetic flux of the magnetic field acts on the circuit.

The inductor in the prior art adopts the cooperation of plug-in pin and circuit board guide pin hole to switch on the inductor, plug-in pin need counterpoint when inserting the guide pin hole of circuit board, make mistakes easily in the process, and the solder joint of pin is on the magnetic core blade, drop very easily, also from this, the paster inductance among the prior art has been developed to current trade, paster inductance among the prior art, the process is more complicated, and the cost is higher, and when the metal pin of paster inductance is in contact with external circuit board, often because the solder joint is outstanding to float high, lead to the unstable unbalanced condition to appear in the blade, and in the production and processing process of paster inductance, insulating skeleton and metal pin, the assembly between metal pin and enameled wire is comparatively time-consuming, inefficiency, the development of inductance trade has been influenced seriously to the above problem, this kind of condition needs to change.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to provide a chip inductor which is easy to assemble to solve the above-mentioned problems in the background art.

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

a chip inductor convenient to assemble comprises an I-shaped magnetic bone, an enameled wire wound on the outer surface of the I-shaped magnetic bone and two pins symmetrically arranged at one end of the I-shaped magnetic bone, wherein one end of the I-shaped magnetic bone is integrally connected with a bone seat, guide grooves are symmetrically formed in the bone seat, positioning grooves are formed in opposite ends of the guide grooves, mounting grooves are formed in opposite ends of the two guide grooves and located on the side edges of the bone seat, the pins comprise a fixing part, a welding part and a winding part which are integrally connected, the fixing part is arranged in the positioning grooves, the welding part is perpendicular to the fixing part and is arranged in the guide grooves and abutted against the guide grooves, the winding part is arranged in the mounting grooves, one end of the winding part is perpendicular to the welding part, the other end of the winding part protrudes out of the mounting grooves perpendicularly, mounting posts are symmetrically arranged on the mounting grooves, the winding part is symmetrically provided with mounting holes at positions corresponding to the mounting posts, the mounting posts are matched with the mounting holes, arc-shaped grooves are symmetrically formed in two sides of the winding part, and the positive end and the negative end of the enameled wire are wound in the arc-shaped grooves of the two winding parts respectively.

The utility model is further configured to: insulating sealing materials are filled between the positioning groove and the fixing part and between the mounting hole and the mounting column, and the insulating sealing materials are single-component glue or UV glue.

The utility model is further configured to: and the bone seat is positioned between the two positioning grooves and is integrally connected with an insulating partition plate for preventing the two pins from mistakenly contacting.

The utility model is further configured to: and the arc-shaped groove and the positive/negative end of the enameled wire form a fixed welding spot through tin melting.

The utility model is further configured to: and the outer surface of the enameled wire wound on the I-shaped magnetic bone and the I-shaped magnetic bone are sleeved with UL sleeves.

The utility model is further configured to: the pin is the design of flat column structure and is made by metal tinned wire.

The utility model is further configured to: the two pins are equal in size and symmetrical in structure.

The utility model is further configured to: one side of each welding part, which is far away from the guide groove, is a plane, and the two welding parts are positioned on the same plane.

The utility model is further configured to: the mounting posts are recessed in the mounting holes and are used for filling the insulating sealing material.

In summary, compared with the prior art, the utility model discloses a chip inductor convenient to assemble, wherein guide grooves are symmetrically formed in a bone base, positioning grooves are formed in opposite ends of the two guide grooves, mounting grooves are formed in opposite ends of the two guide grooves and are positioned on the side edges of the bone base, a fixing part is arranged in each positioning groove, a welding part is perpendicular to the fixing part, the welding part is arranged in each guide groove and is abutted to the corresponding guide groove, a winding part is arranged in each mounting groove, one end of the winding part is perpendicular to the welding part, the other end of the winding part protrudes out of the mounting grooves, mounting holes are symmetrically formed in the winding part and correspond to the mounting posts, the mounting posts are matched with the mounting holes, arc-shaped grooves are symmetrically formed in two sides of the winding part, and the positive end and the negative end of an enameled wire are wound in the arc-shaped grooves of the two winding parts respectively. Through this setting, guarantee the swift firm connection of pin and bone seat promptly, guarantee the bulk strength of inductance, guaranteed the effective welding of pin with external electronic equipment, improved the production machining efficiency of inductance, improved the price/performance ratio of inductance.

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 description of the embodiments or 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 other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic diagram of a half-sectional structure of a chip inductor provided in this embodiment for easy assembly;

fig. 2 is a structural diagram of an i-shaped magnetic rib of a chip inductor provided in this embodiment to facilitate assembly;

fig. 3 is an assembly structure diagram of an i-shaped magnetic rib and a pin of the chip inductor provided by the embodiment and convenient to assemble.

Reference numerals: 1. i-shaped magnetic bones; 2. enamelled wires; 3. a pin; 31. a fixed part; 32. welding the part; 33. a winding part; 331. mounting holes; 332. an arc-shaped slot; 4. a bone seat; 41. a guide groove; 42. positioning a groove; 43. mounting grooves; 431. mounting a column; 5. an insulating sealing material; 6. and an insulating partition plate.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments, it being understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit 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", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings 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 may be combined with each other as long as they do not conflict with each other.

A chip inductor convenient for assembly is disclosed, as shown in FIG. 1-FIG. 3, comprising an I-shaped magnetic bone 1, an enameled wire 2 wound on the outer surface of the I-shaped magnetic bone 1, and two pins 3 symmetrically arranged at one end of the I-shaped magnetic bone 1, wherein one end of the I-shaped magnetic bone 1 is integrally connected with a bone base 4, guide grooves 41 are symmetrically arranged on the bone base 4, positioning grooves 42 are respectively arranged at the opposite ends of the two guide grooves 41, mounting grooves 43 are respectively arranged at the back ends of the two guide grooves 41 and at the side edge of the bone base 4, the pin 3 comprises a fixing part 31, a welding part 32 and a winding part 33 which are integrally connected, the fixing part 31 is arranged in the positioning grooves 42, the welding part 32 is vertical to the fixing part 31, the welding part 32 is arranged in the guide grooves 41 and abutted to the guide grooves 41, the winding part 33 is arranged in the mounting grooves 43, one end of the winding part is vertical to the welding part 32, and the other end of the winding part is vertically protruded out of the mounting grooves 43, the mounting groove 43 is symmetrically provided with mounting posts 431, the winding portion 33 is symmetrically provided with mounting holes 331 corresponding to the mounting posts 431, the mounting posts 431 are matched with the mounting holes 331, the two sides of the winding portion 33 are symmetrically provided with arc-shaped grooves 332, and the positive end and the negative end of the enameled wire 2 are respectively wound in the arc-shaped grooves 332 of the two winding portions 33.

In the specific implementation process, the fixing portion 31, the welding portion 32 and the winding portion 33 are integrally formed, the guide groove 41, the positioning groove 42 and the mounting groove 43 are connected and communicated along the same axis, the pin 3 and the bone block 4 are connected in a matching manner, and the design of the arc-shaped groove 332 facilitates positive/negative electrode winding and welding of the enameled wire 2, so that the structural stability of the enameled wire 2 relative to the i-shaped magnetic bone 1 is improved.

Further, through erection column 431 and mounting hole 331 design, in the assembling process of pin 3 and bone seat 4, firstly accomplish the installation and the adaptation of fixed part 31 and constant head tank 42 and sealed fixed through insulating sealing material 5, secondly accomplish the butt installation of weld part 32 and guide way 41, wire winding portion 33 falls into to the mounting groove 43 and accomplishes the equipment through erection column 431 and mounting hole 331 phase-match and sufficient insulating sealing material 5 at last, through this promptly, guarantee pin 3 and bone seat 4's swift firm being connected, guarantee the bulk strength of inductance.

Wherein, an insulating sealing material 5 is filled between the positioning groove 42 and the fixing portion 31 and between the mounting hole 331 and the mounting post 431, and the insulating sealing material 5 is single-component glue or UV glue.

In this embodiment, the insulating partition plate 6 is integrally connected to the bone base 4 and located between the two positioning grooves 42, so as to prevent the two pins 3 from being mistakenly contacted to affect the inductance performance, and improve the inductance safety.

Further, the arc-shaped groove 332 forms a fixed welding spot with the positive/negative end of the enameled wire 2 through tin melting, so that the fixed connection between the enameled wire 2 and the pin 3 is stabilized, and the enameled wire 2 is prevented from being disconnected.

The UL casing is sleeved on the outer surface of the enameled wire 2 wound on the I-shaped magnetic bone 1 and the I-shaped magnetic bone 1, so that the enameled wire 2 is prevented from being scratched and scraped by the outside, and the practicability of the inductor is further improved.

It should be noted that, the pin 3 is designed to be a flat structure and is made of a metal tinned copper wire, the two pins 3 are equal in size and symmetrical in structure, one side of each of the two welding portions 32 departing from the guide groove 41 is a plane, and the two welding portions 32 are located on the same plane, so that the external connection stability of the pin 3 is ensured, and the effective welding of the pin 3 and external electronic equipment is ensured.

The mounting posts 431 are recessed in the mounting holes 331 and are filled with the insulating sealing material 5, so that stability is improved.

In conclusion, the utility model has the following beneficial effects: the utility model discloses a patch inductor convenient for assembly, wherein guide grooves 41 are symmetrically arranged on a bone seat 4, positioning grooves 42 are respectively arranged at the opposite ends of the two guide grooves 41, mounting grooves 43 are respectively arranged at the back ends of the two guide grooves 41 and positioned at the side edges of the bone seat 4, a fixing part 31 is arranged in the positioning grooves 42, a welding part 32 is vertical to the fixing part 31, the welding part 32 is arranged in the guide grooves 41 and is abutted against the guide grooves 41, a winding part 33 is arranged in the mounting grooves 43, and one end of the winding part is vertical to the welding part 32, the other end of the enameled wire 2 protrudes out of the mounting groove 43 vertically, mounting posts 431 are symmetrically arranged on the mounting groove 43, mounting holes 331 are symmetrically formed in the winding portion 33 and corresponding to the mounting posts 431, the mounting posts 431 are matched with the mounting holes 331, arc-shaped grooves 332 are symmetrically formed in two sides of the winding portion 33, and the positive end and the negative end of the enameled wire 2 are wound in the arc-shaped grooves 332 of the two winding portions 33 respectively. Through this setting, guarantee pin 3 and the swift firm connection of bone seat 4 promptly, guarantee the bulk strength of inductance, guaranteed pin 3 and external electronic equipment's effective welding, improved the production machining efficiency of inductance, improved the price/performance ratio of inductance.

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 therefrom are within the scope of the utility model.

Claims (9)

1. The utility model provides a paster inductor convenient to assembly, include I-shaped magnetism bone, wind in the enameled wire and the symmetry of I-shaped magnetism bone surface are located two pins of I-shaped magnetism bone one end, its characterized in that: one end of the I-shaped magnetic bone is integrally connected with a bone seat, guide grooves are symmetrically arranged on the bone seat, one ends of the two guide grooves opposite to each other are respectively provided with a positioning groove, one ends of the two guide grooves opposite to each other are respectively provided with a mounting groove on the side edge of the bone seat, the pin comprises a fixing part, a welding part and a winding part which are integrally connected, the fixing part is arranged in the positioning groove, the welding part is vertical to the fixing part, the welding part is arranged in the guide grooves and is abutted against the guide grooves, the winding part is arranged in the mounting groove, one end of the winding part is vertical to the welding part, the other end of the winding part vertically protrudes out of the mounting groove, mounting columns are symmetrically arranged on the mounting groove, mounting holes are symmetrically arranged on the winding part and correspond to the mounting columns, the mounting columns are matched with the mounting holes, and arc-shaped grooves are symmetrically arranged on two sides of the winding part, and the positive end and the negative end of the enameled wire are respectively wound in the arc-shaped grooves of the two winding parts.

2. A chip inductor according to claim 1, wherein an insulating sealing material is filled between said positioning groove and said fixing portion and between said mounting hole and said mounting post, and said insulating sealing material is a single component glue or a UV glue.

3. A chip inductor as claimed in claim 1, wherein an insulating partition is integrally formed on said frame between said two positioning grooves for preventing erroneous contact between said two leads.

4. A chip inductor convenient for assembling according to claim 1, wherein said arc-shaped groove forms a fixing solder point with the positive/negative terminals of said enamel wire by melting tin.

5. A chip inductor according to claim 1, wherein a UL sleeve is sleeved on the outer surface of the enamel wire wound on the bobbin and the bobbin.

6. A chip inductor in a form that is easy to assemble as claimed in claim 1, characterized in that the pins are of a flat structure design and made of metal tinned copper wire.

7. A chip inductor as claimed in claim 6, wherein the two pins are of equal size and symmetrical in structure.

8. A chip inductor for facilitating assembling as claimed in claim 1, wherein a side of both of said soldering portions facing away from said guide groove is a flat surface, and both of said soldering portions are in the same flat surface.

9. A chip inductor according to claim 2, wherein said mounting posts are recessed within said mounting holes for filling with said insulating sealing material.

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