CN215578120U

CN215578120U - Sealing structure of magnetic core assembly

Info

Publication number: CN215578120U
Application number: CN202121754923.8U
Authority: CN
Inventors: 方新政
Original assignee: Guangzhou Yimu Magnetic Electronic Technology Co ltd
Current assignee: Guangzhou Yimu Magnetic Electronic Technology Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-18
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a sealing structure of a magnetic core assembly, which comprises a lower sealing cover, wherein four end corners around the lower sealing cover are fixedly provided with fixed connecting columns B, the upper end of the lower sealing cover is movably provided with an upper sealing cover, the four end corners around the upper sealing cover are fixedly provided with fixed connecting columns A, the middle of the lower end of each fixed connecting column B is fixedly provided with an installation cavity, a limiting block A is movably arranged in the installation cavity, the middle of the upper end of the limiting block A is fixedly welded with a plug-in long pin, and the middle of the upper end of the fixed connecting column A is fixedly provided with a limiting groove. According to the utility model, the fixed connecting column A and the fixed connecting column B are respectively and fixedly arranged at the four end corners of the upper sealing cover and the lower sealing cover, and the installation cavity is inserted between the fixed connecting column A and the fixed connecting column B, so that the fixed matching effect between the fixed connecting column A and the fixed connecting column B is improved.

Description

Sealing structure of magnetic core assembly

Technical Field

The utility model relates to the technical field of magnetic core assemblies, in particular to a sealing structure of a magnetic core assembly.

Background

With the rapid development of socio-economic, magnetic core assemblies are used in coils and transformers for various electronic devices, and the magnetic core means a sintered magnetic metal oxide composed of various iron oxide mixtures. For example, manganese-zinc ferrite and nickel-zinc ferrite are typical magnetic core materials. The manganese-zinc ferrite has the characteristics of high magnetic permeability and high magnetic flux density and has the characteristic of lower loss. The nickel-zinc ferrite has the characteristics of extremely high resistivity, low magnetic permeability of less than several hundred, and the like.

However, the sealing performance of the sealing structure at the upper end of the existing magnetic core assembly is poor, and the sealing structure is mostly of an integrated structure and cannot be detached, so that the magnetic core assembly inside cannot be maintained quickly and effectively. Thus, the existing need is not met, for which we propose a sealing structure for a magnetic core assembly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sealing structure of a magnetic core assembly, which aims to solve the problems that the sealing performance of the sealing structure at the upper end of the magnetic core assembly proposed in the background art is poor, and the sealing structure is mostly of an integrated structure and cannot be disassembled, so that the magnetic core assembly in the sealing structure cannot be quickly and effectively maintained, and the like.

In order to achieve the purpose, the utility model provides the following technical scheme: a sealing structure of a magnetic core assembly comprises a lower sealing cover, four end corners around the lower sealing cover are fixedly provided with a fixed connecting column B, the upper end of the lower sealing cover is movably provided with an upper sealing cover, four end corners around the upper sealing cover are fixedly provided with a fixed connecting column A, the middle of the lower end of the fixed connecting column B is fixedly provided with an installation cavity, a limiting block A is movably installed in the installation cavity, the middle of the upper end of the limiting block A is fixedly welded with an inserted long pin, the middle of the upper end of the fixed connecting column A is fixedly provided with a limiting groove, the middle of the inner side of the limiting groove is movably installed with a limiting block B, two sides of the lower end of the limiting block B are fixedly welded with metal elastic strips, the lower end of each metal elastic strip is fixedly welded with a movable clamping pin, and two sides of the outer surface of the upper end of the inserted long pin are fixedly provided with movable clamping grooves, the sealing structure is characterized in that movable limiting blocks are fixedly welded at the middle parts of the inner parts of the upper sealing cover and the lower sealing cover, an installation type magnetic core A is movably installed in the inner part of the upper sealing cover, an installation type magnetic core B is movably installed in the inner part of the lower sealing cover, a sealing groove is fixedly formed in the middle parts of the end faces of the two sides of the lower end of the upper sealing cover, a clamping jacking block is fixedly welded at the middle parts of the end faces of the two sides of the upper end of the lower sealing cover, and a sealing ring is arranged at the upper end of the inner part of the sealing groove.

Preferably, the fixed type spliced pole A and the fixed type spliced pole B are fixed in the middle of the inside and run through and are provided with a cylindrical deep groove, the long pin of cartridge is inserted and is located the cylindrical deep groove, and the limiting block A and the long pin of cartridge are fixedly connected through welding.

Preferably, the inside of spacing groove lower extreme is fixed and is provided with the clamping chamber, metal bullet strip and activity bayonet lock are all blocked and are located the clamping intracavity.

Preferably, the limiting block B and the movable clamping pin are fixedly welded through a metal elastic strip, and one end of the movable clamping pin is clamped into movable clamping grooves on two sides of the outer surface of the inserted long pin.

Preferably, the middle of both sides is fixed to be provided with spacing square groove about installation type magnetic core B and the activity type stopper, the activity type stopper inserts and is located spacing square groove, all through welded fixed connection between activity type stopper and the sealed lid of going up, the sealed lid down.

Preferably, the lower sealing cover is fixedly connected with the clamped top block through welding, the clamped top block is fixedly inserted into the sealing groove, and the sealing ring is clamped into the upper end of the inner side of the sealing groove.

Preferably, the installation type magnetic core A and the installation type magnetic core B are connected through movable fitting, and the two sides of the inside of the installation type magnetic core A and the inside of the installation type magnetic core B are annularly provided with winding cavities in a penetrating mode.

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

1. the fixed connecting column A and the fixed connecting column B are respectively and fixedly arranged at the four end corners of the upper sealing cover and the lower sealing cover, the mounting cavity is inserted between the fixed connecting column A and the fixed connecting column B, so that the fixed cooperation effect between the fixed connecting column A and the fixed connecting column B is improved, the limiting block B is arranged in the limiting groove at the upper end of the fixed connecting column A, the lower end of the limiting block B is fixedly welded with the metal elastic strip and the movable clamping pin, and the movable clamping pin can be clamped in the movable clamping groove on the inserted long pin through the elasticity of the metal elastic strip;

2. according to the utility model, through the matching installation of the upper sealing cover and the lower sealing cover, the movable limiting block at the middle part inside the upper sealing cover and the lower sealing cover can be clamped on the installation type magnetic core A and the installation type magnetic core B, so that the installation type magnetic core A and the installation type magnetic core B are limited and fixed, the clamping cavity is fixedly closed and rented at the lower end of the upper sealing cover, the clamping ejector block is fixedly welded at the upper end of the lower sealing cover, the clamping ejector block on the lower sealing cover is fixedly inserted and matched with the clamping cavity on the upper sealing cover, and then the sealing ring is placed in the clamping cavity, so that the sealing property between the upper sealing cover and the lower sealing cover is improved.

Drawings

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

FIG. 2 is a schematic sectional view taken at A in FIG. 1 of the present invention as a whole;

FIG. 3 is an enlarged cutaway view of FIG. 2 at B of the present invention;

FIG. 4 is a side cutaway view of the present invention;

fig. 5 is an enlarged sectional view at C of fig. 4 according to the present invention.

In the figure: 1. an upper sealing cover; 2. a lower sealing cover; 3. a fixed connecting column A; 4. a fixed connecting column B; 5. a mounting cavity; 6. a limiting block A; 7. inserting a long pin; 8. a limiting block B; 9. a limiting groove; 10. a clamping cavity; 11. a metal spring bar; 12. a movable bayonet lock; 13. a movable clamping groove; 14. a winding cavity; 15. a mounting type magnetic core A; 16. a mounting type magnetic core B; 17. a movable limiting block; 18. a seal ring; 19. clamping the top block; 20. sealing the groove.

Detailed Description

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

Referring to fig. 1 to 5, an embodiment of the present invention includes: a sealing structure of a magnetic core component comprises a lower sealing cover 2, four end corners around the lower sealing cover 2 are fixedly provided with a fixed connecting column B4, the upper end of the lower sealing cover 2 is movably provided with an upper sealing cover 1, four end corners around the upper sealing cover 1 are fixedly provided with a fixed connecting column A3, the middle of the lower end of a fixed connecting column B4 is fixedly provided with a mounting cavity 5, a limiting block A6 is movably mounted in the mounting cavity 5, the middle of the upper end of the limiting block A6 is fixedly welded with a plug-in long pin 7, the middle of the upper end of the fixed connecting column A3 is fixedly provided with a limiting groove 9, the middle of the inner side of the limiting groove 9 is movably mounted with a limiting block B8, two sides of the lower end of the limiting block B8 are fixedly welded with metal elastic strips 11, the lower end of each metal elastic strip 11 is fixedly welded with a movable clamping pin 12, two sides of the outer surface of the upper end of the plug-in long pin 7 are fixedly provided with movable clamping grooves 13, the movable limiting block 17 is fixedly welded in the middle of the inner portions of the upper sealing cover 1 and the lower sealing cover 2, an installation type magnetic core A15 is movably mounted in the inner portion of the upper sealing cover 1, an installation type magnetic core B16 is movably mounted in the inner portion of the lower sealing cover 2, a sealing groove 20 is fixedly arranged in the middle of end faces of two sides of the lower end of the upper sealing cover 1, a clamping jacking block 19 is fixedly welded in the middle of end faces of two sides of the upper end of the lower sealing cover 2, and a sealing ring 18 is arranged at the upper end of the inner portion of the sealing groove 20.

Furthermore, a cylindrical deep groove is fixedly arranged in the middle of the inner parts of the fixed connecting column A3 and the fixed connecting column B4 in a penetrating mode, the plug-in long pin 7 is inserted into the cylindrical deep groove, and the limiting block A6 and the plug-in long pin 7 are fixedly connected through welding.

Through adopting above-mentioned technical scheme, the improvement that the cylinder deep trouth can be very big is fixed the spacing of long round pin 7 of plug-in mounting.

Furthermore, a clamping cavity 10 is fixedly arranged in the lower end of the limiting groove 9, and the metal elastic strip 11 and the movable clamping pin 12 are clamped in the clamping cavity 10.

By adopting the technical scheme, the clamping cavity 10 has certain protection effect on the metal elastic strip 11 and the movable clamping pin 12.

Furthermore, the limiting block B8 and the movable bayonet 12 are fixedly welded and connected through a metal elastic strip 11, and one end of the movable bayonet 12 is clamped into the movable bayonet 13 positioned on two sides of the outer surface of the long pin 7.

Through adopting above-mentioned technical scheme, the limiting displacement of stopper B8 has further been improved to metal elastic strip 11's elasticity.

Further, the middle of both sides is fixed to be provided with spacing square groove about installation type magnetic core B16 and the activity type stopper 17, and activity type stopper 17 inserts and is located spacing square groove, all connects through welded fastening between activity type stopper 17 and the sealed lid 1 of going up, the sealed lid 2 down.

Through adopting above-mentioned technical scheme, very big improvement of spacing square groove is to the limiting displacement of activity type stopper 17.

Further, the lower sealing cover 2 and the clamping top block 19 are fixedly connected through welding, the clamping top block 19 is fixedly inserted into the sealing groove 20, and the sealing ring 18 is clamped at the upper end of the inner side of the sealing groove 20.

By adopting the technical scheme, the sealing performance between the upper sealing cover 1 and the lower sealing cover 2 is greatly improved by matching and installing the sealing ring 18 and the sealing groove 20.

Further, the installation-type magnetic core a15 and the installation-type magnetic core B16 are connected by movable adhesion, and the winding cavity 14 is provided in the installation-type magnetic core a15 and the installation-type magnetic core B16 in a loop shape penetrating both sides.

By adopting the technical scheme, the wire winding cavity 14 can be wound with the paint copper wire.

The working principle is as follows: when the installation type magnetic core sealing device is used, the installation type magnetic core A15 and the installation type magnetic core B16 are installed in a matched mode, the installation type magnetic core A15 and the installation type magnetic core B16 are placed in the lower sealing cover 2, the movable limiting block 17 in the middle of the inner portions of the upper sealing cover 1 and the lower sealing cover 2 can be clamped on the installation type magnetic core A15 and the installation type magnetic core B16 through the matched installation between the upper sealing cover 1 and the lower sealing cover 2, the installation type magnetic core A15 and the installation type magnetic core B16 are limited and fixed, the clamping cavity 10 is fixedly closed at the lower end of the upper sealing cover 1, the clamping top block 19 is fixedly welded at the upper end of the lower sealing cover 2, the clamping top block 19 on the lower sealing cover 2 is fixedly inserted and matched with the clamping cavity 10 on the upper sealing cover 1, and the sealing ring 18 is placed in the clamping cavity 10, so that the sealing performance between the upper sealing cover 1 and the lower sealing cover 2 is improved; the fixed connecting column A3 and the fixed connecting column B4 are respectively and fixedly arranged at the four corners of the upper sealing cover 1 and the lower sealing cover 2, the installation cavity 5 is inserted between the fixed connecting column A3 and the fixed connecting column B4, so that the fixed matching effect between the fixed connecting column A3 and the fixed connecting column B4 is improved, the limit block B8 is arranged in the limit groove 9 at the upper end of the fixed connecting column A3, so that the lower end of the limit block B8 is fixedly welded with the metal elastic strip 11 and the movable clamping pin 12, the movable clamping pin 12 can be clamped in the movable clamping groove 13 on the plug-in long pin 7 through the elasticity of the metal elastic strip 11, the clamping effect between the movable clamping pin 12 and the movable clamping groove 13 is realized, the limit effect of the integral limit block B8 in the limit groove 9 is greatly improved, the fixed matching installation effect of the plug-in long pin 7 between the fixed connecting column A3 and the fixed connecting column B4 is further improved, meanwhile, the pressure of the clamping top block 19 in the clamping cavity 10 is also improved, so that the clamping top block 19 extrudes the sealing ring 18, the upper end of the sealing ring 18 in the sealing groove 20 is deformed, and the overall sealing performance is greatly improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 sealing structure of a magnetic core assembly comprises a lower sealing cover (2), and is characterized in that: four end corners around the lower sealing cover (2) are fixedly provided with a fixed connecting post B (4), the upper end of the lower sealing cover (2) is movably provided with an upper sealing cover (1), four end corners around the upper sealing cover (1) are fixedly provided with fixed connecting posts A (3), the middle of the lower end of the fixed connecting post B (4) is fixedly provided with a mounting cavity (5), a limiting block A (6) is movably mounted in the mounting cavity (5), the middle of the upper end of the limiting block A (6) is fixedly welded with a plug-in long pin (7), the middle of the upper end of the fixed connecting post A (3) is fixedly provided with a limiting groove (9), the middle of the inner side of the limiting groove (9) is movably mounted with a limiting block B (8), and both sides of the lower end of the limiting block B (8) are fixedly welded with metal elastic strips (11), the fixed welding of lower extreme of metal bullet strip (11) has movable bayonet lock (12), the both sides of the long round pin of cartridge (7) upper end surface are all fixed and are provided with movable draw-in groove (13), the equal fixed welding of the middle department of going up sealed lid (1) and sealed lid (2) inside down has movable type stopper (17), the inside movable mounting of going up sealed lid (1) has installation type magnetic core A (15), the inside movable mounting of sealed lid (2) has installation type magnetic core B (16) down, the fixed seal groove (20) that is provided with of the middle department of going up sealed lid (1) lower extreme both sides terminal surface, the fixed welding of department in the middle of the terminal surface of sealed lid (2) upper end both sides has clamping kicking block (19) down, the inside upper end of seal groove (20) is provided with sealing washer (18).

2. A sealing structure of a magnetic core assembly according to claim 1, wherein: the fixed cylinder deep groove that runs through and be provided with is located to fixed type spliced pole A (3) and the fixed type spliced pole B (4) inside centre department fixed, the long round pin of cartridge (7) insert and are located the cylinder deep groove, pass through welded fastening between stopper A (6) and the long round pin of cartridge (7) and be connected.

3. A sealing structure of a magnetic core assembly according to claim 1, wherein: the inside of spacing groove (9) lower extreme is fixed and is provided with card dress chamber (10), metal bullet strip (11) and activity bayonet lock (12) are all blocked and are located card dress chamber (10).

4. A sealing structure of a magnetic core assembly according to claim 1, wherein: the limiting block B (8) is fixedly welded with the movable clamping pin (12) through a metal elastic strip (11), and one end of the movable clamping pin (12) is clamped into a movable clamping groove (13) located on two sides of the outer surface of the long plug-in pin (7).

5. A sealing structure of a magnetic core assembly according to claim 1, wherein: the installation type magnetic core B (16) and the movable stopper (17) are fixed in the middle of the upper and lower sides and are provided with a limiting square groove, the movable stopper (17) is inserted into the limiting square groove, and the movable stopper (17) is fixedly connected with the upper sealing cover (1) and the lower sealing cover (2) through welding.

6. A sealing structure of a magnetic core assembly according to claim 1, wherein: lower sealing cover (2) with clamp and install between kicking block (19) through welded fastening connection, it is located seal groove (20) to clamp kicking block (19) fixed insertion, sealing washer (18) card is gone into and is located the upper end of seal groove (20) inboard.

7. A sealing structure of a magnetic core assembly according to claim 1, wherein: install between type magnetic core A (15) and the installation type magnetic core B (16) and be connected through the activity laminating, the inside both sides annular of installation type magnetic core A (15) and installation type magnetic core B (16) is run through and is provided with wire winding chamber (14).