CN113205948A

CN113205948A - Novel magnetic element

Info

Publication number: CN113205948A
Application number: CN202110550195.7A
Authority: CN
Inventors: 桑刚; 李明清; 鹿理想; 黄殿博
Original assignee: Xuzhou Hanxiang Electronic Co ltd
Current assignee: Xuzhou Hanxiang Electronic Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-08-03

Abstract

The invention discloses a novel magnetic element, which comprises a magnetic core, a coil, a placing seat and a shell plate matched with the placing seat, wherein the shell plate is clamped with the placing seat and fixed by a locking component; the placing seat is provided with a heat conducting pad and a radiator, the radiator comprises a heat dissipation plate and an arc-shaped groove arranged on the heat dissipation plate, and after the shell plate is covered, the arc-shaped groove is exposed outside the shell plate. Compared with the prior art, the heat-conducting pad and the radiator are arranged to act cooperatively, so that the heat dissipation of the magnetic element is facilitated, wherein the arc-shaped groove of the radiator is exposed out of the shell plate, and the heat dissipation effect is further ensured; in addition, the shell plate and the placing seat are connected and fixed through the locking assembly, so that the magnetic element placing device can be conveniently mounted and dismounted, the magnetic element can be conveniently processed or subsequently overhauled, and the universality of application is improved.

Description

Novel magnetic element

Technical Field

The invention relates to the technical field of electronic elements, in particular to a novel magnetic element.

Background

The magnetic element is usually composed of a winding and a magnetic core, is a necessary power electronic element for energy storage, energy conversion and electrical isolation, and is a key device of the switching power supply. The temperature of the magnetic element is increased due to heat generated during operation, and for electronic components, the influence of the heat emitted during the use is one of the important life references, and particularly for the magnetic element, the amount of the heat can determine the service life of the magnetic element.

In the use process of the existing magnetic element, a heat dissipation structure is required to be arranged on a body for auxiliary use, so that the use stability of the magnetic element is improved. The existing magnetic element structure is complex to use, meanwhile, later-stage disassembly and assembly are inconvenient, and particularly, the magnetic element is greatly influenced in the process of assembling in a chip.

Disclosure of Invention

The invention aims to provide a novel magnetic element which has a good heat dissipation effect and is convenient to disassemble and assemble aiming at the defects in the prior art.

In order to achieve the purpose, the invention adopts the technical scheme that: a novel magnetic element comprises a magnetic core, a coil, a placing seat and a shell plate matched with the placing seat, wherein the shell plate is clamped with the placing seat and fixed through a locking assembly; the placing seat is provided with a heat conducting pad and a radiator, the radiator comprises a heat dissipation plate and an arc-shaped groove arranged on the heat dissipation plate, and after the shell plate is covered, the arc-shaped groove is exposed outside the shell plate.

Further, the locking assembly includes:

the locking groove is arranged on the inner wall of the shell plate;

the locking block is matched with the locking groove, a movable cavity matched with the locking block is arranged on the placing seat, the locking block is connected with a T-shaped plate, and a compression spring matched with the T-shaped plate is arranged in the movable cavity;

a long strip groove is arranged below the movable cavity, the long strip groove is provided with a wedge block, and the lower end of the T-shaped plate extends into the long strip groove to be matched with the wedge block;

and the traction rod is connected with the wedge block and drives the wedge block to move up and down in the strip groove.

Furthermore, a clamping piece is arranged at the lower end of the T-shaped plate, and a pulley is connected to the clamping piece.

Furthermore, the placing seat is provided with a cavity for accommodating the pull rod to move, the pull rod is connected with a cylindrical rod which penetrates out of the placing seat, one end of the pull rod penetrating through the placing seat is connected with a bar-shaped rod, the bar-shaped rod is provided with a sliding handle, and the placing seat is provided with a limiting structure matched with the bar-shaped rod.

Furthermore, a sliding groove is formed in the placing seat, a U-shaped limiting clamp is arranged at the upper end of the sliding groove, the limiting clamp can be pulled relative to the placing seat, and an opening is formed in the limiting clamp.

Furthermore, the two sides of the shell plate are respectively provided with a clamping piece made of an insulating material, and the clamping pieces adjust the clamping force through a driving structure.

Further, the driving structure comprises a driving screw, a gear ring matched with the driving screw, a rotating gear matched with the gear ring, a rotating handle connected with the rotating gear and a limiting rod.

Furthermore, one side of the rotating handle is provided with a protective plate which can move up and down.

Furthermore, an arc-shaped insulating gasket is arranged on the shell plate.

Furthermore, a pin matched with the coil is arranged on the shell plate.

The invention has the beneficial effects that: compared with the prior art, the heat-conducting pad and the radiator are arranged to act cooperatively, so that the heat dissipation of the magnetic element is facilitated, wherein the arc-shaped groove of the radiator is exposed out of the shell plate, and the heat dissipation effect is further ensured; in addition, the shell plate and the placing seat are connected and fixed through the locking assembly, so that the magnetic element placing device can be conveniently mounted and dismounted, the magnetic element can be conveniently processed or subsequently overhauled, and the universality of application is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a partial cross-sectional structural schematic of the present invention;

FIG. 4 is an enlarged view of the structure of part A of FIG. 1 according to the present invention;

FIG. 5 is an enlarged view of the structure of part B of FIG. 2 according to the present invention;

FIG. 6 is an enlarged view of the structure of portion C of FIG. 2 according to the present invention;

FIG. 7 is an enlarged view of the structure of portion D of FIG. 2 according to the present invention;

fig. 8 is an enlarged view of the structure of the portion E in fig. 2 according to the present invention.

1. The magnetic core 2, the coil 3, the placing seat 4, the shell plate 5, the insulating gasket 6, the pins 7, the heat conducting pad 8, the heat radiating plate 9, the arc-shaped groove 10, the locking groove 11, the locking block 12, the movable cavity 13, the T-shaped plate 14, the compression spring 15, the long groove 16, the wedge-shaped block 17, the pulling rod 18, the cavity 19, the cylindrical rod 20, the bar-shaped rod 21, the sliding handle 22, the sliding groove 23, the limit clamp 24, the opening 25, the handle 26, the movable chamber 27, the blocking part 28, the return spring 29, the clamping piece 30, the pulley 31, the clamping piece 32, the driving screw 33, the gear ring 34, the rotating gear 35, the limiting rod 36, the mounting plate 37, the mounting cavity 38, the slideway 39, the first magnet piece 40, the protective plate 41, the second magnet piece 42 and the rotating handle.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The novel magnetic element shown in fig. 1 to 8 comprises a magnetic core 1 and a coil 2 wound on the magnetic core 1, wherein the magnetic core 1 and the coil 2 are arranged on a placing seat 3, a shell plate 4 detachably connected with the placing seat 3 is arranged on the placing seat 3, the shell plate 4 and the placing seat 3 are clamped, and the shell plate 4 and the placing seat 3 are fixed through a locking component. And the shell plate 4 is provided with an arc-shaped insulating gasket 5 matched with the coil 2, and a pin 6 matched with the coil 2 is arranged on the shell plate 4.

The placing seat 3 is provided with a heat conducting pad 7 and a radiator, in order to dissipate heat generated by the operation of the magnetic element, the radiator comprises a heat dissipation plate 8 and an arc-shaped groove 9 arranged on the heat dissipation plate 8, and it should be noted that after the shell plate 4 is covered, the arc-shaped groove 9 is exposed out of the shell plate 4.

Above-mentioned lock solid subassembly including set up locking groove 10 on the shell plate 4 inner wall and with locking groove 10 complex locate and place the locking piece 11 on the seat 3, it is equipped with a movable chamber 12 and the cooperation of locking piece 11 on the seat 3 to place, locking piece 11 can be at the activity in the movable chamber 12 internalization, the one end that locking piece 11 is close to movable chamber 12 inboard is connected with T template 13, be equipped with a compression spring 14 and the cooperation of T template 13 in the movable chamber 12. A long groove 15 is arranged below the movable cavity 12, the lower end of the T-shaped plate 13 extends into the long groove 15, and a groove for accommodating the lower end of the T-shaped plate 13 to move is formed in the bottom of the movable cavity 12. A wedge block 16 is arranged in the long strip groove 15, the lower end of the T-shaped plate 13 is abutted against the tangent plane of the wedge block 16, and the position of the locking block 11 in the movable cavity 12 is adjusted by moving the wedge block 16 up and down.

To realize the operation of moving the wedge 16 up and down, the following settings are made:

the lower end of the wedge-shaped block 16 is connected with a traction rod 17, the traction rods 17 are arranged in relative quantity according to the quantity of the arranged wedge-shaped blocks 16, it needs to be noted that a cavity 18 is arranged on the placing seat 3 and can accommodate the traction rods 17 to move, and all the traction rods 17 are connected in an intersection way in the middle of the base. A cylindrical rod 19 is connected at the intersection connecting point, the cylindrical rod 19 penetrates out of the placing seat 3, one end of the cylindrical rod 19, which penetrates out of the placing seat 3, is connected with a transverse bar-shaped rod 20, and a sliding handle 21 is arranged in the middle of the bar-shaped rod 20. The placing seat 3 is provided with a sliding groove 22, and the bar-shaped rod 20 can move up and down along the sliding groove 22.

The placing seat 3 is provided with a limiting structure matched with the strip-shaped rod 20. The limiting structure comprises a U-shaped limiting clamp 23 arranged at the upper end of the sliding groove 22, one end of each of two arms of the limiting clamp 23 is long, the other end of each of the two arms of the limiting clamp 23 is short, the limiting clamp 23 can be pulled relative to the placing seat 3, an opening 24 is formed in the limiting clamp 23, and the sliding handle 21 can pass through the opening. The limiting clamp 23 is provided with a handle 25 which is convenient to move.

The placing seat 3 is provided with a movable chamber 26 matched with the longer end of the limiting clamp 23, one end of the limiting clamp 23 extending into the interaction chamber is provided with a blocking part 27, and one arm of the limiting clamp 23 extending into the movable chamber 26 is sleeved with a return spring 28.

Preferably, a clamping piece 29 is arranged at the lower end of the T-shaped plate 13, and a pulley 30 is arranged on the clamping piece 29 to reduce the friction force when the clamping piece 29 is matched with the wedge block 16.

Pulling slide handle 21 drives bar 20 and goes up slide along spout 22, grips handle 25 simultaneously here and drives spacing clamp 23 and outwards draws, and the effect interval that gets into spacing clamp 23 to bar 20 loosens handle 25 and makes spacing clamp 23 fix bar 20 can, in-process, pull rod 17 moves up and makes wedge 16 go up to lift for locking piece 11 and locking groove 10 remove the cooperation, accomplish the unblock can.

In addition, two sides of the shell plate 4 are respectively provided with a clamping piece 31 made of an insulating material, and the clamping piece 31 adjusts clamping force through a driving structure so as to be convenient to clamp and fix with the magnetic element. The determining structure comprises a driving screw 32, a gear ring 33 matched with the driving screw 32, a rotating gear 34 matched with the gear ring 33, a rotating handle 42 matched with the rotating gear 34 and a limiting rod 35 matched with the clamping piece 31. The shell plate 4 is provided with a mounting plate 36 matched with the driving structure, the mounting plate 36 is provided with a mounting cavity 37, and the gear ring 33 and the rotating gear 34 are arranged in the mounting cavity 37.

Be equipped with slide 38 on the mounting panel 36, both ends are equipped with a first magnet piece 39 respectively about slide 38, be equipped with a guard plate 40 that can follow its activity in the slide 38, guard plate 40 with slide 38 complex one end is equipped with second magnet piece 41, second magnet piece 41 and the cooperation of first magnet piece 39. The protection plate 40 prevents interference with the rotation handle 42, protects it, and prevents the position of the clamping piece 29 from being changed by rotating it at will.

While the foregoing is directed to the preferred embodiment of the novel magnetic element disclosed herein, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a novel magnetic element, include magnetic core, coil, place the seat and with place seat complex coverboard, its characterized in that: the shell plate is clamped with the placing seat and fixed by a locking component; the placing seat is provided with a heat conducting pad and a radiator, the radiator comprises a heat dissipation plate and an arc-shaped groove arranged on the heat dissipation plate, and after the shell plate is covered, the arc-shaped groove is exposed outside the shell plate.

2. The magnetic component of claim 1, wherein the locking assembly comprises:

the locking groove is arranged on the inner wall of the shell plate;

3. A novel magnetic element as claimed in claim 2, wherein: the lower end of the T-shaped plate is provided with a clamping piece, and the clamping piece is connected with a pulley.

4. A novel magnetic element as claimed in either of claims 2 or 3, wherein: the placing seat is provided with a cavity for accommodating the pull rod to move, the pull rod is connected with a cylindrical rod which penetrates out of the placing seat, one end of the pull rod penetrating through the placing seat is connected with a bar-shaped rod, the bar-shaped rod is provided with a sliding handle, and the placing seat is provided with a limiting structure matched with the bar-shaped rod.

5. The novel magnetic element of claim 4, wherein: the placing seat is provided with a sliding groove, the upper end of the sliding groove is provided with a U-shaped limiting clamp, the limiting clamp can be pulled relative to the placing seat, and the limiting clamp is provided with an opening.

6. A novel magnetic element as claimed in claim 1, wherein: and clamping pieces made of insulating materials are arranged on two sides of the shell plate respectively, and the clamping pieces adjust the clamping force through a driving structure.

7. The novel magnetic element of claim 6, wherein: the driving structure comprises a driving screw, a gear ring matched with the driving screw, a rotating gear matched with the gear ring, a rotating handle connected with the rotating gear and a limiting rod.

8. A novel magnetic element as claimed in claim 7, wherein: one side of the rotating handle is provided with a protective plate which can move up and down.

9. A novel magnetic element as claimed in claim 1, wherein: and the shell plate is provided with an arc-shaped insulating gasket.

10. A novel magnetic element as claimed in claim 1, wherein: and the shell plate is provided with pins matched with the coil.