CN218214882U

CN218214882U - Ultra-thin transformer

Info

Publication number: CN218214882U
Application number: CN202222755557.9U
Authority: CN
Inventors: 彭洪辉; 章锦东; 向小林
Original assignee: Huizhou Tongsheng Technology Co ltd
Current assignee: Huizhou Tongsheng Technology Co ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-01-03
Anticipated expiration: 2032-10-19

Abstract

The utility model belongs to the technical field of the electronic component technique and specifically relates to an ultra-thin type transformer, including transformer body, transformer body's below is provided with the chassis, the peripheral movable sleeve of transformer body upper end is equipped with the protection casing, the lower extreme of protection casing with the fixed subassembly of swing joint multiunit between the upper end of chassis, fixed subassembly include with the up end fixed connection's of chassis grafting post, the movable sleeve is equipped with the slip post on the peripheral terminal surface of grafting post, the upper end of slip post with the outside terminal surface fixed connection of protection casing, the slip post with the movable pin joint has the pin joint subassembly between the grafting post, fixedly connected with metal mesh grid on the medial surface of protection casing, this ultra-thin type transformer has solved and has had peripheral no protective structure among the prior art, shortcoming such as radiating efficiency reduces.

Description

Ultra-thin transformer

Technical Field

The utility model relates to an electronic component technical field especially relates to an ultra-thin type transformer.

Background

A transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and an iron core.

In order to adapt to the miniaturization of electronic products, transformers are also gradually miniaturized, such as an ultrathin transformer framework and an ultrathin transformer proposed by chinese patent No. CN202220041690.5, but in this type of transformer, there is no protection structure at the periphery of the coil or the whole transformer, so that it is very easy to generate electromagnetic interference with other external electronic components, and the reliability of the component operation is reduced, and at the same time, the transformer has no protection structure, and because the transformer is miniaturized, the surface area is reduced, the heat dissipation effect is reduced, and the safety of use is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings of peripheral non-protective structure, reduced heat dissipation efficiency and the like in the prior art, and providing an ultra-thin transformer.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the ultra-thin transformer comprises a transformer body, wherein a bottom frame is arranged below the transformer body, a protective cover is movably sleeved on the periphery of the upper end of the transformer body, a plurality of groups of fixing assemblies are movably connected between the lower end of the protective cover and the upper end of the bottom frame, each fixing assembly comprises an insertion column fixedly connected with the upper end face of the bottom frame, a sliding column is movably sleeved on the peripheral end face of the insertion column, the upper end of the sliding column is fixedly connected with the outer end face of the protective cover, and a pin joint assembly is movably connected between the sliding column and the insertion column in a pin joint mode.

Preferably, a metal mesh grid is fixedly connected to the end face of the inner side of the protective cover.

Preferably, a plurality of groups of radiating fins are integrally formed on the peripheral end face of the protective cover, and heat-conducting silicone grease is filled between the protective cover and the transformer body.

Preferably, the pin joint assembly comprises two groups of pin blocks, a through-type through hole is formed between the end faces of the left side and the right side of the inserting column, the two groups of pin blocks are respectively connected inside the two groups of through holes in a sliding mode, an elastic assembly is connected between the two groups of pin blocks, a plurality of groups of pin holes matched with the pin blocks are vertically formed in the end face of the inner side of the sliding column, and the pin blocks are movably inserted inside the pin holes.

Preferably, the elastic component comprises a telescopic rod, telescopic joints at the left end and the right end of the telescopic rod are respectively fixedly connected with the two pin blocks, and a spring is connected to the periphery of the telescopic rod in a sliding manner.

Preferably, the two groups of pin blocks are fixedly connected with pull plates extending to the outer side of the inserting column on the end face of the outer side of one end in the inserting column.

The utility model provides a pair of ultra-thin transformer, beneficial effect lies in:

the protective cover is sleeved on the periphery of the transformer body, and the protective cover is of a metal structure, so that the protective cover can play a role in protection and simultaneously play a role in electromagnetic shielding, interference on surrounding electrical elements is reduced, and reliability is improved;

the protective cover and the underframe can be conveniently fixed through the fixing assembly, so that the protective cover is convenient to install and use;

through the cooling fin on the protection casing and the protection casing that set up, can increase area of contact, improve the radiating effect.

Drawings

Fig. 1 is a schematic view of a main structure of an ultra-thin transformer according to the present invention;

fig. 2 is a schematic diagram of a longitudinal sectional structure of an ultra-thin transformer according to the present invention;

fig. 3 is a schematic diagram of a cross-sectional structure of an ultra-thin transformer according to the present invention;

fig. 4 is a schematic diagram of the enlarged structure of the a-zone of the ultra-thin transformer according to the present invention.

In the figure: 1. a transformer body; 2. a chassis; 3. inserting the column; 4. a through hole; 5. a pin block; 6. a telescopic rod; 7. a spring; 8. pulling a plate; 9. a sliding post; 10. a pin hole; 11. a protective cover; 12. weaving a net; 13. and a heat sink.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. 1-4, an ultra-thin transformer comprises a transformer body 1, wherein an underframe 2 is arranged below the transformer body 1, a protective cover 11 is movably sleeved on the periphery of the upper end of the transformer body 1, a plurality of groups of fixing assemblies are movably connected between the lower end of the protective cover 11 and the upper end of the underframe 2, each fixing assembly comprises an inserting column 3 fixedly connected with the upper end face of the underframe 2, a sliding column 9 is movably sleeved on the peripheral end face of the inserting column 3, the upper end of the sliding column 9 is fixedly connected with the outer end face of the protective cover 11, and a pin joint assembly is movably pinned between the sliding column 9 and the inserting column 3.

The metal mesh grid 12 is fixedly connected to the end face of the inner side of the protective cover 11, so that the shielding effect is further improved, and meanwhile, the metal mesh grid 12 can be grounded.

The peripheral end face of the protective cover 11 is integrally formed with a plurality of groups of radiating fins 13, and heat-conducting silicone grease is filled between the protective cover 11 and the transformer body 1, so that the radiating area is increased, and the radiating efficiency is increased.

The pin joint subassembly includes two sets of round pin pieces 5, run-through type through-hole 4 has been seted up between the left and right sides terminal surface of grafting post 3, two sets of round pin pieces 5 are sliding connection in the inside of two sets of through-holes 4 respectively, be connected with elastic component between two sets of round pin pieces 5, multiunit and round pin piece 5 matched with pinhole 10 have been seted up perpendicularly on the medial surface of slip post 9, round pin piece 5 activity is pegged graft in the inside of pinhole 10, play fixed effect, the upper end of round pin piece 5 is the arc structure, be convenient for install.

The elastic component comprises a telescopic rod 6, telescopic joints at the left end and the right end of the telescopic rod 6 are fixedly connected with two pin blocks 5 respectively, and a spring 7 is connected to the periphery of the telescopic rod 6 in a sliding mode and plays a role in elastic pushing.

Two sets of round pin piece 5 lie in equal fixedly connected with on the outside terminal surface of the inside one end of spliced pole 3 and extend to the arm-tie 8 in the spliced pole 3 outside for can stimulate round pin piece 5 and break away from pinhole 10, dismantle.

A working mode; the during operation is placed chassis 2 in the bottom of transformer body 1, fills into silicone grease and overlaps the periphery of locating transformer body 1 with the inside of protection casing 11 to make slip post 9 sliding connection in the periphery of grafting post 3, later exert oneself and push down protection casing 11, make the inside of round pin piece 5 insertion pinhole 10 accomplish fixedly, when needs take off, stir arm-tie 8 and make round pin piece 5 break away from pinhole 10 and can demolish.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an ultra-thin type transformer, includes transformer body (1), its characterized in that: the transformer comprises a transformer body (1), and is characterized in that a bottom frame (2) is arranged below the transformer body (1), a protective cover (11) is sleeved on the periphery of the upper end of the transformer body (1), a plurality of groups of fixing assemblies are movably connected between the lower end of the protective cover (11) and the upper end of the bottom frame (2), each fixing assembly comprises an insertion column (3) fixedly connected with the upper end face of the bottom frame (2), a sliding column (9) is movably sleeved on the periphery end face of the insertion column (3), the upper end of the sliding column (9) is fixedly connected with the outer end face of the protective cover (11), and a pin joint assembly is movably pinned between the sliding column (9) and the insertion column (3).

2. The ultra-thin type transformer of claim 1, wherein: the inner side end face of the protective cover (11) is fixedly connected with a metal woven net (12).

3. The ultra-thin transformer of claim 1, wherein: the transformer is characterized in that a plurality of groups of radiating fins (13) are integrally formed on the peripheral end face of the protective cover (11), and heat-conducting silicone grease is filled between the protective cover (11) and the transformer body (1).

4. The ultra-thin type transformer of claim 1, wherein: the pin joint component comprises two groups of pin blocks (5), a penetrating type through hole (4) is formed between the end faces of the left side and the right side of the inserting column (3), the pin blocks (5) are respectively connected to the two groups of through holes (4) in a sliding mode, an elastic component is connected between the pin blocks (5), a plurality of groups of pin holes (10) matched with the pin blocks (5) are vertically formed in the end face of the inner side of the sliding column (9), and the pin blocks (5) are movably inserted into the pin holes (10).

5. The ultra-thin type transformer of claim 4, wherein: the elastic assembly comprises a telescopic rod (6), telescopic sections at the left end and the right end of the telescopic rod (6) are fixedly connected with the two pin blocks (5) respectively, and a spring (7) is connected to the periphery of the telescopic rod (6) in a sliding mode.

6. The ultra-thin type transformer of claim 4, wherein: the outer end faces of the two groups of pin blocks (5) at one end inside the inserting column (3) are fixedly connected with pull plates (8) extending to the outer side of the inserting column (3).