CN220569512U

CN220569512U - Integrated transformer

Info

Publication number: CN220569512U
Application number: CN202322272045.1U
Authority: CN
Inventors: 杜建新
Original assignee: Shenzhen Haike Transformer Co ltd
Current assignee: Shenzhen Haike Transformer Co ltd
Priority date: 2023-08-23
Filing date: 2023-08-23
Publication date: 2024-03-08
Anticipated expiration: 2033-08-23

Abstract

The utility model discloses an integrated transformer, which comprises a transformer body, wherein a fixed bottom plate is arranged below the transformer body, supporting side plates are arranged on the left side and the right side of the transformer body, a front baffle is arranged on the front side of the transformer body, a rear baffle is arranged on the rear side of the transformer body, a heat dissipation mechanism is arranged on the side surface of the transformer body, the heat dissipation mechanism comprises a heat conduction copper plate, heat dissipation fins, an electric motor and heat dissipation fan blades, the heat conduction copper plate is contacted with the surfaces of the left side and the right side of the transformer body, and the heat dissipation fins are fixedly connected with the heat conduction copper plate; the heat inside the transformer body is led out outwards through the heat conducting copper plate, heat is exchanged and radiated with external air through the radiating fins, meanwhile, the electric motor drives the radiating fan blades to rotate, the flow speed of surrounding air is accelerated, the air exchange rate is improved, the radiating efficiency of the radiating fins is further enhanced, the transformer body is in an environment with relatively stable temperature, and the use safety of the transformer body is improved.

Description

Integrated transformer

Technical Field

The utility model relates to the technical field of transformers, in particular to an integrated transformer.

Background

The transformer is an important magnetic element in the power electronic converter, and is also an important factor for restricting the miniaturization, efficiency and power density improvement of the power electronic converter; the publication number CN211507345U discloses an integrated transformer and a vehicle-mounted charger with the integrated transformer, the integrated transformer comprises: the transformer body that comprises magnetic core group and coil group, the magnetic sheet of magnetic material preparation is installed to transformer body at least one side, and the transformer body is installed in metal frame, and metal frame includes: the transformer comprises a bottom plate for supporting the transformer body and at least one side plate fixed on the bottom plate, wherein the side plate is arranged on the outer side of the transformer body in a surrounding mode. The utility model forms a shielding structure by design, greatly reduces magnetic leakage of the transformer, obviously reduces magnetic field interference and ensures normal operation of the circuit.

The device is realizing radiating transformer body through metal framework in the in-process of using, but in the in-service use, this metal framework lacks the function with external heat transfer, although can derive the inside heat of transformer body, but can't in time outwards diffuse the heat, and radiating efficiency is lower, and leads to metal framework's temperature to rise gradually for the transformer body is in the operation under the high temperature environment for a long time, and the safety in utilization of transformer is lower.

Disclosure of Invention

The present utility model is directed to an integrated transformer for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an integrated transformer, includes the transformer body, the below of transformer body is provided with PMKD, the left and right sides of transformer body all is provided with the support curb plate, the front side of transformer body is provided with preceding baffle, the rear side of transformer body is provided with the backplate, the side of transformer body is provided with heat dissipation mechanism, and heat dissipation mechanism includes heat conduction copper, fin, electric motor and heat dissipation flabellum, the heat conduction copper is provided with two sets of, two sets of heat conduction copper with the left and right sides support curb plate fixed connection, the heat conduction copper with the left and right sides surface of transformer body contacts, fin with heat conduction copper fixed connection.

Optionally, two sets of fresh air inlets have all been seted up to the left and right sides of preceding baffle, the inside fixedly connected with installing support of fresh air inlet, electric motor fixed mounting is in the surface of installing support, the heat dissipation flabellum with electric motor's output fixed connection.

Optionally, a plurality of groups of heat dissipation through holes are formed in the surfaces of the front baffle and the rear baffle, and two groups of fixing sleeves are fixedly connected to the surfaces of the front baffle and the rear baffle.

Optionally, limit sliding grooves are formed in the fixing sleeve, limit sliding blocks are connected to the inside of the limit sliding grooves in a sliding mode, supporting springs are arranged in the limit sliding grooves, one ends of the supporting springs are fixedly connected with the bottom wall of the limit sliding grooves, and the other ends of the supporting springs are fixedly connected with the surfaces of the limit sliding blocks.

Optionally, the fixed sleeve is kept away from preceding baffle or the one end of backplate has all been seted up the through-hole, the internal diameter of through-hole is less than the internal diameter of spacing spout, the inside sliding connection of through-hole has the bracing piece, the bracing piece is located the inboard one end of fixed sleeve with spacing slider fixed connection, the bracing piece is located the one end fixedly connected with lip block in the fixed sleeve outside, lip block with the surface of transformer body tightly supports.

Optionally, the surface of fixed bottom plate has seted up the cooling tank, the inside fixedly connected with cooling pipeline of cooling tank.

Optionally, the front ends of the two groups of support side plates are fixedly connected with the front baffle, the rear ends of the two groups of support side plates are fixedly connected with the rear baffle, and the lower ends of the support side plates, the front baffle and the rear baffle are fixedly connected with the upper surface of the fixed bottom plate.

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

1. this integrated transformer, through being provided with cooling mechanism in the side of transformer body, cooling mechanism includes the heat conduction copper, the fin, electric motor and heat dissipation flabellum, the heat conduction copper is provided with two sets of, the heat conduction copper contacts with the left and right sides surface of transformer body, outwards derive the inside heat of transformer body through the heat conduction copper, exchange the heat dissipation through fin and outside air, electric motor drives the heat dissipation flabellum and rotates simultaneously, the velocity of flow of surrounding air is accelerated, make the improvement of air exchange rate, and then further strengthen the radiating efficiency of fin, make the transformer body be in a temperature stable environment relatively, the safety in utilization of transformer body is improved, the unable timely external diffusion of heat of metal frame has been solved, the radiating efficiency is lower, and the temperature that leads to metal frame rises gradually, make the transformer body work under the high temperature environment for a long time, the problem that the safety in utilization of transformer is lower.

2. This integrated transformer, through the equal fixedly connected with two sets of fixed sleeves in the surface of preceding baffle and backplate, gliding supporting rod extrudees the transformer body in the fixed sleeve, prescribes a limit to the position of transformer body, and simultaneously in the in-process of using, when meetting jolting, the supporting rod of both sides around the transformer body can extrude, buffers it through inside supporting spring, further improves the safety in utilization of transformer body.

Drawings

FIG. 1 is a schematic diagram of an integrated transformer according to the present utility model;

FIG. 2 is a schematic diagram of a structure of a fixed bottom plate of an integrated transformer according to the present utility model;

FIG. 3 is a schematic diagram of a front baffle structure of an integrated transformer according to the present utility model;

FIG. 4 is a schematic diagram of an air inlet structure of an integrated transformer according to the present utility model;

FIG. 5 is a schematic diagram of a back baffle structure of an integrated transformer according to the present utility model;

fig. 6 is a schematic cross-sectional view of a fixing sleeve of an integrated transformer according to the present utility model.

In the figure: 1. a transformer body; 2. a fixed bottom plate; 21. a cooling tank; 22. a cooling pipe; 3. supporting the side plates; 31. a thermally conductive copper plate; 32. a heat radiation fin; 4. a front baffle; 41. a heat dissipation through hole; 42. an air inlet hole; 43. a mounting bracket; 44. an electric motor; 45. radiating fan blades; 5. a rear baffle; 6. a fixed sleeve; 61. limiting sliding grooves; 62. a limit sliding block; 63. a support rod; 64. supporting cushion blocks; 65. and a support spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 6, the present utility model provides an integrated transformer, which comprises a transformer body 1, a fixing bottom plate 2 is disposed below the transformer body 1, supporting side plates 3 are disposed on the left and right sides of the transformer body 1, a front baffle 4 is disposed on the front side of the transformer body 1, a rear baffle 5 is disposed on the rear side of the transformer body 1, a heat dissipation mechanism is disposed on the side of the transformer body 1, the heat dissipation mechanism comprises two groups of heat conducting copper plates 31, heat dissipating fins 32, an electric motor 44 and heat dissipating fan blades 45, the heat conducting copper plates 31 are fixedly connected with the supporting side plates 3 on the left and right sides, the heat conducting copper plates 31 are in contact with the surfaces on the left and right sides of the transformer body 1, the heat dissipating fins 32 are fixedly connected with the heat conducting copper plates 31, the front ends of the two groups of the supporting side plates 3 are fixedly connected with the front baffle 4, the rear ends of the two groups of the supporting side plates 3 are fixedly connected with the rear baffle 5, and the lower ends of the supporting side plates 3 and the rear baffle 5 are fixedly connected with the upper surface of the fixing bottom plate 2.

Wherein, in the use, install transformer body 1 in the top of PMKD 2, preceding baffle 4, backplate 5 and the support curb plate 3 of left and right sides enclose transformer body 1 and fix this moment, the left and right sides of transformer body 1 contacts with heat conduction copper plate 31 this moment, in the in-process that transformer body 1 used, the heat of production is outwards derived through heat conduction copper plate 31, outwards give off the heat this moment through radiating fin 32, electric motor 44 drives radiating fan blade 45 and rotates simultaneously, accelerate the air velocity on radiating fin 32 surface, accelerate the giving off of heat.

As a preference of this embodiment, two groups of air inlet holes 42 are formed in the left and right sides of the front baffle 4, a mounting bracket 43 is fixedly connected to the inside of the air inlet holes 42, an electric motor 44 is fixedly mounted on the surface of the mounting bracket 43, heat dissipation fan blades 45 are fixedly connected to the output end of the electric motor 44, a plurality of groups of heat dissipation through holes 41 are formed in the surfaces of the front baffle 4 and the rear baffle 5, a cooling groove 21 is formed in the surface of the fixed bottom plate 2, and a cooling pipeline 22 is fixedly connected to the inside of the cooling groove 21.

Meanwhile, in the process that the electric motor 44 drives the radiating fan blades 45 to rotate, the radiating fan blades 45 convey air flow to the surfaces of the radiating fins 32, so that the air flow velocity on the surfaces of the radiating fins 32 is increased, and the radiating speed is improved; and in the use process, the cooling liquid is injected into the cooling pipeline 22, the transformer body 1 is cooled from the bottom, the heat dissipation effect is further improved, and the temperature of the transformer body 1 is reduced.

As the preference of this embodiment, two groups of fixed sleeves 6 are fixedly connected to the surfaces of the front baffle 4 and the rear baffle 5, a limit sliding groove 61 is formed in the fixed sleeve 6, a limit sliding block 62 is slidably connected to the inside of the limit sliding groove 61, a supporting spring 65 is arranged in the limit sliding groove 61, one end of the supporting spring 65 is fixedly connected with the bottom wall of the limit sliding groove 61, the other end of the supporting spring 65 is fixedly connected with the surface of the limit sliding block 62, a through hole is formed in the fixed sleeve 6 at one end far away from the front baffle 4 or the rear baffle 5, the inner diameter of the through hole is smaller than the inner diameter of the limit sliding groove 61, a supporting rod 63 is slidably connected to the inside of the through hole, one end of the supporting rod 63, located in the fixed sleeve 6, is fixedly connected with a supporting cushion block 64, and the supporting cushion block 64 abuts against the surface of the transformer body 1.

In the specific installation process, the supporting rods 63 are contracted to the inside of the limiting sliding groove 61, the transformer body 1 is placed above the fixed bottom plate 2 at the moment, then the supporting rods 63 are loosened, under the action of the supporting springs 65, the supporting rods 63 on the front side and the rear side are pushed inwards, the surfaces of the supporting cushion blocks 64 are tightly abutted against the surfaces of the transformer body 1, the transformer body 1 is kept relatively stable, when jolt vibration is encountered during running, the transformer body 1 slides back and forth on the upper surface of the fixed bottom plate 2, at the moment, the supporting springs 65 are retracted, the transformer body 1 is buffered, and the use safety of the transformer body 1 is improved.

Working principle: when using this device, in order to improve the heat dissipation function of transformer body 1, increase the safety in utilization of transformer body 1, export the heat that transformer body 1 produced outside through heat conduction copper 31, outwards distribute the heat through radiating fin 32 this moment, electric motor 44 drives radiating fan blade 45 simultaneously and rotates, accelerate the air velocity on radiating fin 32 surface, accelerate thermal dissipation, simultaneously when running meet jolt vibration, transformer body 1 can slide around the upper surface of PMKD 2, support spring 65 receive and releases this moment, buffer transformer body 1, and then improve the safety in utilization of transformer body 1.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an integrated transformer, includes transformer body (1), its characterized in that, the below of transformer body (1) is provided with PMKD (2), the left and right sides of transformer body (1) all is provided with supports curb plate (3), the front side of transformer body (1) is provided with preceding baffle (4), the rear side of transformer body (1) is provided with backplate (5), the side of transformer body (1) is provided with heat dissipation mechanism, and heat dissipation mechanism includes heat conduction copper (31), fin (32), electric motor (44) and heat dissipation flabellum (45), heat conduction copper (31) are provided with two sets of, two sets of heat conduction copper (31) with the left and right sides support curb plate (3) fixed connection, heat conduction copper (31) with the left and right sides surface of transformer body (1) contacts, fin (32) with heat conduction copper (31) fixed connection.

2. An integrated transformer according to claim 1, wherein two groups of air inlet holes (42) are formed in the left side and the right side of the front baffle plate (4), a mounting bracket (43) is fixedly connected to the inside of the air inlet holes (42), the electric motor (44) is fixedly mounted on the surface of the mounting bracket (43), and the heat dissipation fan blades (45) are fixedly connected with the output end of the electric motor (44).

3. An integrated transformer according to claim 1, characterized in that the surfaces of the front baffle (4) and the rear baffle (5) are provided with a plurality of groups of heat dissipation through holes (41), and the surfaces of the front baffle (4) and the rear baffle (5) are fixedly connected with two groups of fixing sleeves (6).

4. An integrated transformer according to claim 3, characterized in that the inside of the fixed sleeve (6) is provided with a limit sliding groove (61), the inside of the limit sliding groove (61) is slidably connected with a limit sliding block (62), the inside of the limit sliding groove (61) is provided with a support spring (65), one end of the support spring (65) is fixedly connected with the bottom wall of the limit sliding groove (61), and the other end of the support spring (65) is fixedly connected with the surface of the limit sliding block (62).

5. The integrated transformer according to claim 4, wherein the fixing sleeve (6) is far away from one end of the front baffle (4) or the rear baffle (5) is provided with through holes, the inner diameter of each through hole is smaller than that of the limiting chute (61), a supporting rod (63) is slidably connected in each through hole, one end of the supporting rod (63) located inside the fixing sleeve (6) is fixedly connected with the limiting slide block (62), one end of the supporting rod (63) located outside the fixing sleeve (6) is fixedly connected with a supporting cushion block (64), and the supporting cushion block (64) is tightly abutted to the surface of the transformer body (1).

6. An integrated transformer according to claim 1, characterized in that the surface of the fixed bottom plate (2) is provided with a cooling groove (21), and the inside of the cooling groove (21) is fixedly connected with a cooling pipeline (22).

7. An integrated transformer according to claim 1, characterized in that the front ends of the two sets of support side plates (3) are fixedly connected with the front baffle plate (4), the rear ends of the two sets of support side plates (3) are fixedly connected with the rear baffle plate (5), and the lower ends of the support side plates (3), the front baffle plate (4) and the rear baffle plate (5) are fixedly connected with the upper surface of the fixed bottom plate (2).