CN217280393U

CN217280393U - Low-voltage large-current secondary direct outgoing line transformer

Info

Publication number: CN217280393U
Application number: CN202220939389.6U
Authority: CN
Inventors: 郑录古
Original assignee: Foshan R Box Electronic Co ltd
Current assignee: Foshan R Box Electronic Co ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-08-23
Anticipated expiration: 2032-04-21

Abstract

The utility model provides a direct outgoing line transformer of low pressure heavy current secondary, include: the transformer comprises a framework, a primary winding, a plurality of pins, a plurality of magnetic cores and a secondary winding outlet wire, wherein the plurality of magnetic cores are sleeved on the framework, the primary winding is fixed on the framework, the plurality of pins are fixed on the primary winding, the secondary winding outlet wire is fixed in the framework and arranged corresponding to the primary winding, and the outlet wire end of the secondary winding outlet wire is used for being connected with a circuit board; the winding process can be simplified by adopting direct wire outgoing without hanging pins, the wire outgoing of the winding is connected to the circuit board, the over-current capability from the wire outgoing of the winding to the circuit board can be increased, meanwhile, the transformer is wound by the primary normal hanging pins, the secondary wire does not need to be hung on the pin of the transformer, and the application range is wide. The utility model discloses can directly be qualified for the next round of competitions and connect, convenient to use, accommodation is wide.

Description

Low-voltage large-current secondary direct outgoing line transformer

Technical Field

The utility model relates to a transformer technical field especially relates to a direct outgoing line transformer of low pressure heavy current secondary.

Background

With the continuous development of society, the variety of electrical equipment is also increasing, and different electrical equipment may need different operating voltages. The transformer is a circuit transformation device, and can reduce the voltage of a large voltage or increase the voltage of a small voltage through the transformer to adapt to the operation of different electrical equipment. The main components of the transformer are a primary coil, a secondary coil and a magnetic core. In the existing transformer, a tin-plated wire, a copper foil and the like are additionally arranged on the outside, and a conducting wire such as the tin-plated wire is additionally arranged independently, and the conducting of a circuit is realized by connecting the conducting wire and a pin. However, this increases a lot of processes, which makes the transformer structure complicated, the connection is troublesome, and the cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to above correlation technique not enough, the utility model provides a convenient to use in electrical equipment, the wide low pressure heavy current secondary of accommodation directly goes out line transformer.

In order to solve the technical problem, an embodiment of the utility model provides a low pressure heavy current secondary directly goes out line transformer, include: skeleton, primary winding, a plurality of pins, a plurality of magnetic core and secondary winding are qualified for the next round of competitions, a plurality of magnetic core covers are established on the skeleton, primary winding fixes on the skeleton, a plurality of pins are fixed on primary winding, secondary winding is qualified for the next round of competitions and is fixed in the skeleton and with primary winding corresponds the setting, secondary winding is qualified for the next round of competitions the leading-out terminal be used for connecting circuit board.

Preferably, the plurality of magnetic cores include a first magnetic core and a second magnetic core disposed opposite to the first magnetic core, the primary winding is disposed inside the first magnetic core, and the secondary winding outgoing line is disposed inside the second magnetic core.

Preferably, the skeleton includes the skeleton body and by the skeleton body is to being close to the sunken recess that forms of first magnetic core direction, a plurality of pins set up in the recess.

Preferably, the plurality of pins comprises 6 pins, and the pins are arranged in the grooves side by side.

Preferably, the secondary winding outgoing line comprises 4 secondary winding outgoing lines which are arranged in the framework side by side.

Preferably, the secondary winding outgoing line is welded and fixed with the circuit board.

Preferably, the magnetic core has a square structure.

Compared with the prior art, the utility model discloses a with primary winding fixes on the skeleton, a plurality of pins are fixed on primary winding, secondary winding is qualified for the next round of competitions and is fixed in the skeleton and with primary winding corresponds the setting, secondary winding is qualified for the next round of competitions the leading-out terminal that is used for connecting the circuit board; the winding process can be simplified by adopting direct wire outgoing without hanging pins, the wire outgoing of the winding is connected to the circuit board, the over-current capability from the wire outgoing of the winding to the circuit board can be increased, meanwhile, the transformer is wound by the primary normal hanging pins, the secondary wire does not need to be hung on the pin of the transformer, and the application range is wide.

View: the present invention will be described in detail with reference to the accompanying drawings. The foregoing and other aspects of the invention will become more apparent and will be better understood from the following detailed description taken in conjunction with the accompanying drawings. In the drawings:

fig. 1 is the structure schematic diagram of the low-voltage large-current secondary direct outgoing line transformer of the present invention.

In the figure, the transformer comprises a framework 1, a framework 11, a framework body 12, a groove 2, a plurality of magnetic cores 21, a first magnetic core 22, a second magnetic core 3, a pin 4, a secondary winding outgoing line 5 and a primary winding.

Detailed Description

The following describes in detail embodiments of the present invention with reference to the drawings.

The embodiments/examples set forth herein are specific embodiments of the present invention and are presented for illustrative purposes only, and are not intended to be construed as limitations on the scope of the invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include those which make any obvious replacement or modification of the embodiments described herein, and all of which are within the scope of the present invention.

The utility model provides a direct outgoing line transformer 100 of low pressure heavy current secondary.

Please refer to fig. 1, wherein fig. 1 is a schematic structural diagram of a low-voltage high-current secondary direct-out transformer according to the present invention.

Specifically, the low-voltage large-current secondary direct outgoing line transformer 100 includes: the method comprises the following steps: skeleton 1, primary winding 5, a plurality of pin 3, a plurality of magnetic core 2 and secondary winding go out

line

4, 2 covers of a plurality of magnetic cores are established on the skeleton 1, primary winding 5 is fixed on the skeleton 1, a plurality of pin 3 are fixed on the primary winding 5, secondary winding goes out line 4 and fixes in the skeleton 1 and with primary winding 5 corresponds the setting, secondary winding is qualified for the next round of competitions the leading-out terminal of 4 and is used for connecting circuit board. The framework 1 is used for installing and fixing a plurality of magnetic cores 2, a primary winding 5, a secondary winding outgoing line 4 and the like, and the framework 1 is high in supporting strength. The primary winding 5 is used for connecting input power voltage, the secondary winding outgoing line 4 is used for connecting output power voltage, and the transformer is connected to electrical equipment to realize a voltage transformation function. The winding process can be simplified by adopting direct wire outgoing without hanging pins, the wire outgoing of the winding is connected to the circuit board, the over-current capability from the wire outgoing of the winding to the circuit board can be increased, meanwhile, the primary normal hanging pins of the transformer are wound, the secondary wire does not need to be hung on the pin 3 of the transformer, only the pipeline is required to be sleeved to protrude out of the 14MM upper tin, and the application range is wide.

In the present embodiment, the plurality of magnetic cores 2 include a first magnetic core 21 and a second magnetic core 22 disposed opposite to the first magnetic core 21, the primary winding 5 is disposed inside the first magnetic core 21, and the secondary winding outlet 4 is disposed inside the second magnetic core 22. The first magnetic core 21 and the second magnetic core 22 are arranged oppositely, so that the anti-interference effect can be achieved, and the performance of the transformer is improved.

In this embodiment, the bobbin 1 includes a bobbin body 11 and a groove 12 formed by the bobbin body 11 being recessed toward the first magnetic core 21, and the plurality of pins 3 are disposed in the groove 12. The framework body 11 is used for supporting the fixed magnetic core 2, the primary winding 5 and the secondary winding outgoing line 4, and is high in structural strength and good in supporting effect. The recess is used for installing a plurality of pins 3, so that the installation space is saved.

In this embodiment, the plurality of pins 3 includes 6 pins, and are arranged side by side in the groove 12. The 6 pins 3 are arranged in 3 groups and arranged side by side in the groove 12. And the installation and the connection of an external circuit are convenient.

In the present embodiment, the secondary winding outgoing lines 4 include 4 lines, and are arranged side by side in the framework 1. The direct connection on the circuit board of being convenient for can increase the winding to the electric capacity of circuit board to and the heat on the winding can be more easily lead to the circuit board, and the radiating effect is good.

In this embodiment, the secondary winding outgoing line 4 is fixed to the circuit board by soldering. The welding fixing effect is good, and the electric conductivity is strong.

Optionally, the circuit board can be a PCB circuit board, and the PCB circuit board has good conductivity and is convenient to use.

In the present embodiment, the magnetic core 2 has a square structure. The square structure is convenient for production and manufacture.

Claims

1. A low-voltage high-current secondary direct outgoing line transformer is characterized by comprising: skeleton, primary winding, a plurality of pins, a plurality of magnetic core and secondary winding are qualified for the next round of competitions, a plurality of magnetic core cover are established on the skeleton, primary winding fixes on the skeleton, a plurality of pins are fixed on primary winding, secondary winding is qualified for the next round of competitions and is fixed in the skeleton and with primary winding corresponds the setting, secondary winding is qualified for the next round of competitions the leading-out terminal that is used for connecting circuit board.

2. The low voltage high current secondary direct out wire transformer of claim 1, wherein the plurality of magnetic cores comprises a first magnetic core and a second magnetic core disposed opposite the first magnetic core, the primary winding is disposed inside the first magnetic core, and the secondary winding out wire is disposed inside the second magnetic core.

3. The low-voltage high-current secondary direct-out transformer of claim 2, wherein the bobbin comprises a bobbin body and a groove formed by the bobbin body being recessed towards a direction close to the first magnetic core, and the plurality of pins are disposed in the groove.

4. The low voltage high current secondary direct out line transformer of claim 3, wherein said plurality of pins comprises 6 pins arranged side by side in said recess.

5. The low-voltage high-current secondary direct-outlet transformer according to claim 1, wherein the secondary winding outlets comprise 4 outlets arranged side by side in the bobbin.

6. The low-voltage high-current secondary direct-outgoing transformer of claim 1, wherein the secondary winding outgoing line is welded and fixed with the circuit board.

7. The low voltage high current secondary direct out-line transformer of claim 1, wherein said magnetic core is of a square configuration.