CN218384769U

CN218384769U - Square multi-joint inductor

Info

Publication number: CN218384769U
Application number: CN202222822950.5U
Authority: CN
Inventors: 高磊
Original assignee: Suzhou Gujing Electronics Co ltd
Current assignee: Suzhou Gujing Electronics Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-01-24
Anticipated expiration: 2032-10-26

Abstract

The utility model discloses a polylinker square inductor, including the inductor main part, the bottom of inductor main part is equipped with the equipment bottom plate, and the inductor main part establishes to square structure, the intermediate position of the top of equipment bottom plate is equipped with the magnetic core, and the both ends of magnetic core and half left-end magnetic core fixed block and half right-end magnetic core fixed block all through equipment fixture block fixed connection. The utility model discloses an in be equipped with half left end magnetic core fixed block and half right end magnetic core fixed block respectively at the both ends of magnetic core, because the magnetic core itself only needs the part of supplying coil winding, consequently improve the both ends of magnetic core, change the both ends material for the insulating material of low price, assemble it through the equipment fixture block, the mode of clamping is more simple convenient, and the gap of equipment is little, it is comparatively firm to the position of magnetic core installation, the material of at least one magnetic core can be saved to two magnetic cores of per preparation, compare with original preparation method, the raw materials of the magnetic core preparation of saving more of this design.

Description

Square multi-joint inductor

Technical Field

The utility model relates to an inductor field of relevance specifically is a polylinker square inductor.

Background

An inductor is a component capable of converting electric energy into magnetic energy for storage, and the inductor has a structure similar to a transformer but has only one winding, and has a certain inductance, which only hinders the change of current, and if the inductor is in a state of no current passing, the inductor will try to hinder the current from flowing through the inductor when the circuit is switched on, and if the inductor is in a state of current passing, the inductor will try to keep the current constant when the circuit is switched off, and the inductor is also called a choke, a reactor or a dynamic reactor.

In the prior art, certain disadvantages still exist in the use of the inductor, the appearance of a common winding type power inductor is generally a square structure, but for the square inductor, most of the internal magnetic cores are magnetic cores with corresponding square structures, the material of the magnetic cores and the material of the shell are expensive, the magnetic cores with the square structures waste materials, and the pins in the multi-joint are not accurately positioned, so that the change of later-stage current obstruction is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a polylinker square inductor to the appearance of solving the common wound-rotor type power inductor who proposes in the above-mentioned background art generally is the square structure, but to square inductor, the magnetic core of corresponding square structure is chooseed for use to inside magnetic core majority, and the material of magnetic core and the material of casing are more expensive, and the magnetic core of square structure is extravagant the materials, and the pin location in the polylinker is inaccurate, influences the problem of the change that later stage electric current hinders.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a polylinker square inductor, includes the inductor main part, the bottom of inductor main part is equipped with the equipment bottom plate, and the inductor main part establishes to square structure, the intermediate position of the top of equipment bottom plate is equipped with the magnetic core, and the both ends of magnetic core and left half end magnetic core fixed block and right half end magnetic core fixed block all through equipment fixture block fixed connection, the outer lane winding of magnetic core has double-strand coil winding, the both ends of double-strand coil winding are equipped with first pin, second pin, third pin and fourth pin in proper order, the top of left half end magnetic core fixed block is equipped with first sealed lid, the top of right half end magnetic core fixed block is equipped with the sealed lid of second, the position of four angles in left half end magnetic core fixed block and the right half end magnetic core fixed block all is equipped with the pin locating pad, the position of two angles in the inside of first sealed lid is equipped with first joint and second joint in proper order, the position of two angles in the inside of second is equipped with third joint and fourth joint in proper order.

In a further embodiment, the cross section of the assembling clamping blocks is in a U-shaped structure, and the number of the assembling clamping blocks is not less than four.

In a further embodiment, the included angle between the lower portions of the first sealing cover and the second sealing cover is provided with a triangular clamping strip, and the first sealing cover and the left half-end magnetic core fixing block and the second sealing cover and the right half-end magnetic core fixing block are fixedly connected with the triangular clamping groove through the triangular clamping strip.

In a further embodiment, the pin positioning pad is square, and the first pin, the second pin, the third pin and the fourth pin are connected with the pin positioning pad by welding.

In a further embodiment, the first sealing cover, the second sealing cover and two ends of the inductor main body are fixedly connected with the positioning embedding grooves through positioning embedding blocks, and the cross section of each positioning embedding block is in a trapezoidal structure.

In a further embodiment, the first joint, the second joint, the third joint and the fourth joint are each provided as a small cylinder.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an in be equipped with half left end magnetic core fixed block and half right end magnetic core fixed block respectively at the both ends of magnetic core, because the magnetic core itself only needs the part of supplying coil winding, consequently improve the both ends of magnetic core, change the both ends material for the insulating material of low price, assemble it through the equipment fixture block, the mode of clamping is more simple convenient, and the gap of equipment is little, it is comparatively firm to the position of magnetic core installation, the material of at least one magnetic core can be saved to two magnetic cores of per preparation, compare with original preparation method, the more raw materials of saving the magnetic core preparation of this design, practice thrift the cost expenditure.

2. The utility model discloses an in there is bifilar coil winding in the surface winding of magnetic core, can make both ends have four pins altogether through bifilar coil winding, fix four pins respectively in the position at four angles, inlay with the joint of every position and be connected, can increase the quantity that connects, make the inductor can have four joints simultaneously, and the position of pin all covers tightly fixedly through sealed lid, select two structures of right angle fixture block and location mosaic block to carry out the lock solid to the position of sealed lid, thereby improve the fastness of pin installation, the effect that has better hindrance electric current.

Drawings

Fig. 1 is a schematic structural diagram of a square multi-terminal inductor according to the present invention;

fig. 2 is a front view of a square multi-terminal inductor according to the present invention;

fig. 3 is a schematic view of the internal structure of the first sealing cover of the present invention;

fig. 4 is a top view of the magnetic core of the present invention;

fig. 5 is a schematic view of the split structure of the magnetic core of the present invention.

In the figure: 1. a first sealing cover; 2. a first joint; 3. positioning the mosaic block; 4. a magnetic core fixing block at the left half end; 5. a second sealing cover; 6. a magnetic core; 7. a bifilar coil winding; 8. a right half magnetic core fixing block; 9. assembling a bottom plate; 10. an inductor main body; 11. a second joint; 12. a third joint; 13. a fourth joint; 14. a triangular clamping strip; 15. a pin positioning pad; 16. a triangular clamping groove; 17. a first pin; 18. a second pin; 19. a third pin; 20. a fourth pin; 21. positioning the embedding groove; 22. and assembling the clamping block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, the present invention provides an embodiment: a square multi-joint inductor comprises an inductor main body 10, wherein an assembly bottom plate 9 is arranged at the bottom of the inductor main body 10, the inductor main body 10 is of a square structure, a magnetic core 6 is arranged in the middle of the upper portion of the assembly bottom plate 9, two ends of the magnetic core 6 are fixedly connected with a left half-end magnetic core fixing block 4 and a right half-end magnetic core fixing block 8 through assembly fixture blocks 22, a double-strand coil winding 7 is wound on the outer ring of the magnetic core 6, two ends of the double-strand coil winding 7 are sequentially provided with a first pin 17, a second pin 18, a third pin 19 and a fourth pin 20, a first sealing cover 1 is arranged above the left half-end magnetic core fixing block 4, a second sealing cover 5 is arranged above the right half-end magnetic core fixing block 8, pin positioning pads 15 are arranged at the positions of four corners in the left half-end magnetic core fixing block 4 and the right half-end magnetic core fixing block 8, a first joint 2 and a second joint 11 are sequentially arranged at the positions of two corners in the first sealing cover 1, and a third joint 12 and a fourth joint 13 are sequentially arranged at the positions of two corners in the second sealing cover 5.

Be used for increasing the fastness of bottom through equipment bottom plate 9, play the effect of bottom sprag, it is fixed to be used for twining bifilar coil winding 7 through magnetic core 6, it is fixed to be used for fixing magnetic core 6 centre gripping through half end magnetic core fixed block 4 in the left side and half end magnetic core fixed block 8 in the right side, through first pin 17, second pin 18, third pin 19 and fourth pin 20 are used for increasing the quantity of joint, it is fixed to be used for sealing the top of half end magnetic core fixed block 4 in the left side and half end magnetic core fixed block 8 in the right side respectively through sealed lid 1 of first sealed lid and second 5, be used for first pin 17 through pin locating pad 15, second pin 18, the mounted position welded fastening of third pin 19 and fourth pin 20.

Further, the cross section of the assembling latch 22 is a U-shaped structure, and the number of the assembling latches 22 is not less than four.

The assembling latch 22 can be connected more firmly by the U-shaped structure.

Further, the positions of the included angles below the first sealing cover 1 and the second sealing cover 5 are both provided with a triangular clamping strip 14, and the first sealing cover 1 and the left half-end magnetic core fixing block 4 and the second sealing cover 5 and the right half-end magnetic core fixing block 8 are both fixedly connected with a triangular clamping groove 16 through the triangular clamping strip 14.

The triangular clamping strip 14 is connected with the triangular clamping groove 16 for increasing the installation tightness of the first sealing cover 1 and the second sealing cover 5.

Further, the shape of the pin positioning pad 15 is set to be square, and the first pin 17, the second pin 18, the third pin 19 and the fourth pin 20 are connected with the pin positioning pad 15 by welding.

Further, the two ends of the first sealing cover 1, the second sealing cover 5 and the inductor main body 10 are fixedly connected with the positioning embedding groove 21 through the positioning embedding block 3, and the cross section of the positioning embedding block 3 is designed to be of a trapezoid structure.

The positioning mosaic blocks 3 are connected with the positioning mosaic grooves 21 to increase the mounting firmness of the first sealing cover 1 and the second sealing cover 5.

Further, the first joint 2, the second joint 11, the third joint 12, and the fourth joint 13 are each set to be a small cylinder.

The first joint 2, the second joint 11, the third joint 12 and the fourth joint 13 can be connected more firmly through the small cylinders.

The working principle is as follows: when the double-end magnetic core connecting device is used, the left half-end magnetic core fixing block 4 and the right half-end magnetic core fixing block 8 are respectively fixed at two ends of the magnetic core 6 through the assembling fixture block 22, the double-strand coil winding 7 is wound on the magnetic core 6, the first pin 17, the second pin 18, the third pin 19 and the fourth pin 20 at two ends are respectively welded on the pin positioning pad 15, the first sealing cover 1 and the second sealing cover 5 are respectively installed above the left half-end magnetic core fixing block 4 and the right half-end magnetic core fixing block 8 through the embedding of the triangular clamping strip 14 and the triangular clamping groove 16, so that the first connector 2, the second connector 11, the third connector 12 and the fourth connector 13 are respectively and correspondingly fixed with the first pin 17, the second pin 18, the third pin 19 and the fourth pin 20, the first sealing cover 1 and the second connector 5 are tightly fixed through the embedding of the positioning embedding block 3 and the positioning embedding groove 21, and the connecting wires on the required connecting device can be welded with the first connector 2, the second connector 11, the third connector 12 and the fourth connector 13 in a correct wiring mode according to requirements.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A multi-terminal square inductor comprising an inductor body (10), characterized in that: the bottom of inductor main part (10) is equipped with equipment bottom plate (9), and inductor main part (10) establish to square structure, the intermediate position of the top of equipment bottom plate (9) is equipped with magnetic core (6), and the both ends of magnetic core (6) all through equipment fixture block (22) fixed connection with half left end magnetic core fixed block (4) and half right end magnetic core fixed block (8), the outer lane winding of magnetic core (6) has double-strand coil winding (7), the both ends of double-strand coil winding (7) are equipped with first pin (17), second pin (18), third pin (19) and fourth pin (20) in proper order, the top of half left end magnetic core fixed block (4) is equipped with first sealed lid (1), the top of half right end magnetic core fixed block (8) is equipped with sealed lid (5) of second, the position at four angles in half left side magnetic core fixed block (4) and half right end fixed block (8) all is equipped with pin locating pad (15), the position at two angles of the inside of first sealed lid (1) is equipped with first joint (2) in proper order and the right half second joint (11) the position of second joint (12) and the second joint (13) of second joint in proper order.

2. A multi-terminal square inductor according to claim 1, wherein: the cross section of the assembling clamping blocks (22) is of a U-shaped structure, and the number of the assembling clamping blocks (22) is not less than four.

3. A multi-terminal square inductor according to claim 1, wherein: the position of the included angle of the below of first sealed lid (1) and second sealed lid (5) all is equipped with triangle card strip (14), and just first sealed lid (1) and left half end magnetic core fixed block (4) and second sealed lid (5) and right half end magnetic core fixed block (8) all through triangle card strip (14) with triangle draw-in groove (16) card solid connection.

4. A multi-terminal square inductor according to claim 1, wherein: the shape of the pin positioning pad (15) is square, and the first pin (17), the second pin (18), the third pin (19) and the fourth pin (20) are all connected with the pin positioning pad (15) through welding.

5. A multi-terminal square inductor according to claim 1, wherein: the two ends of the first sealing cover (1), the second sealing cover (5) and the inductor main body (10) are fixedly connected with the positioning embedding grooves (21) through the positioning embedding blocks (3), and the cross sections of the positioning embedding blocks (3) are designed to be of a trapezoidal structure.

6. A multi-terminal square inductor according to claim 1, wherein: the first joint (2), the second joint (11), the third joint (12) and the fourth joint (13) are all set to be small cylinders.