CN112614672B

CN112614672B - Voltage transformation converter

Info

Publication number: CN112614672B
Application number: CN202011383488.2A
Authority: CN
Inventors: 潘裕丰
Original assignee: Wuxi Randi Electronics Co ltd
Current assignee: Wuxi Randi Electronics Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2022-05-13
Anticipated expiration: 2040-12-01
Also published as: CN112614672A

Abstract

The invention provides a transformation converter, which comprises a protective shell, wherein a transformation device is fixed on the inner surface of the protective shell, a main pin is fixed at the left end of the transformation device, a secondary pin is fixed at the left end position of the transformation device in the middle of the main pin, a circuit can be effectively extruded through an extrusion plate in the invention, the position of the circuit is ensured, a circuit groove can limit the position of the circuit, a copper wire on the surface of the circuit can be fixed through a fixed groove, so that the circuit is electrified with the transformation device, the transformation process is ensured to be stable, the position of the circuit is stably fixed, the copper wire fracture caused by pulling of an external circuit is avoided, the circuit can stably transmit current, meanwhile, a transformer secondary winding and an inductor winding are integrated, a joint between the transformer secondary winding and the inductor winding is avoided, the transformation efficiency is high, the turns of the transformer and the inductor winding correspond, the changed voltage is stable, and the volume is small, thereby facilitating the use of the user.

Description

Voltage transformation converter

Technical Field

The invention relates to the field of electronic components, in particular to a voltage transformation converter.

Background

The transformer is a key element in a power supply, and the traditional transformer is usually composed of a ferrite magnetic core and a copper coil, so that the transformer is large in size and easy to generate electromagnetic interference, and the planar transformer can effectively solve the problems of size and high frequency.

However, when the existing transformer converter is used, the external circuit is fixed through the hole, and when the external circuit is pulled, the fixed copper wire is broken, which affects the stability of the circuit.

Disclosure of Invention

The present invention is directed to a transformer converter to solve the above-mentioned problems.

In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a voltage transformation converter, includes the protective housing, the internal surface fixed of protective housing has voltage transformation device, voltage transformation device's left end is fixed with main pin, the centre of main pin is fixed with inferior pin in voltage transformation device's left end position department, main pin includes the pin board, the upper end of pin board is fixed with fixed chamber, the upper end in fixed chamber is fixed with the fixed slot, the front end of fixed slot is fixed with the circuit groove in the internal surface position department in fixed chamber, the top in the circuit groove has the stripper plate in the internal surface position department sliding connection in fixed chamber.

Preferably, a sliding groove is formed in the fixing cavity, a one-way protrusion is arranged in the sliding groove, and the rear end of the pin plate is fixed on the surface of the pressure changing device.

Preferably, the extrusion plate comprises a plate body, a block body is fixed at the front end of the plate body, and a one-way block is fixed at the front end of the block body.

Preferably, the one-way block is clamped with a one-way bulge inside the sliding groove on the surface of the fixed cavity, and the lower end of the plate body is provided with a pressing line recess.

Preferably, the protective housing includes the lower casing, the upper end of lower casing is fixed with the slider, the upper end sliding connection of slider has the slide rail, the upper end of slide rail is fixed with the upper casing, the upper end of going up the casing is fixed with fixing bolt.

Preferably, the lower end of the fixing bolt is fixed to the surface of the lower case by a screw.

The invention has the beneficial effects that:

1. the circuit can be effectively extruded through the extrusion plate, the position of the circuit is ensured, the position of the circuit can be limited by the circuit groove, the copper wire on the surface of the circuit can be fixed by the fixing groove, so that the circuit is electrified with the voltage transformation device, the voltage transformation process is ensured to be stable, the position of the circuit is stably fixed, the copper wire fracture caused by pulling of an external circuit is avoided, and the circuit can stably transmit current.

2. According to the invention, the position of the extrusion plate can be limited through the one-way block, so that the extrusion plate can be stably extruded on the surface of the circuit, the circuit can be stably fixed on the surface of the main pin, meanwhile, the position of the circuit can be limited by the pressing line depression on the surface of the plate body, the circuit is prevented from moving, the circuit is fixed in the circuit groove, and the stable connection of the main pin and an external circuit is ensured.

3. According to the invention, the condition inside the transformer device can be conveniently observed through the detachable upper shell, so that a small fault point is found for maintenance, the trouble caused by detaching the transformer converter from the circuit board is avoided, meanwhile, the sliding block can limit the upper shell to move up and down and left and right through the sliding rail, the upper shell is stably fixed on the surface of the lower shell through the fixing bolt, the short circuit problem caused by the fact that the upper shell automatically falls off is avoided, and the stable use of the transformer converter is ensured.

Drawings

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

FIG. 2 is a schematic structural diagram of a main lead of the present invention;

FIG. 3 is a schematic view of the construction of the extrusion plate of the present invention;

FIG. 4 is a schematic structural view of the protective case of the present invention;

reference numerals: 1. a protective shell; 2. a secondary pin; 3. a voltage transformation device; 4. a main pin; 11. a slide rail; 12. a slider; 13. a lower housing; 14. an upper housing; 15. fixing the bolt; 41. a pressing plate; 42. a line slot; 43. a fixed cavity; 44. a foot guide plate; 45. fixing grooves; 411. a plate body; 412. a unidirectional block; 413. and (3) blocking.

Detailed Description

The present invention will be further described with reference to the following detailed description and the accompanying drawings, which are provided for the purpose of illustrating the invention and are not intended to limit the invention to the particular embodiments disclosed. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-2, a voltage transformation converter includes a protective housing 1, a voltage transformation device 3 is fixed on an inner surface of the protective housing 1, a main pin 4 is fixed on a left end of the voltage transformation device 3, a sub-pin 2 is fixed in a middle of the main pin 4 at a left end position of the voltage transformation device 3, the main pin 4 includes a pin plate 44, a fixed cavity 43 is fixed on an upper end of the pin plate 44, a fixed groove 45 is fixed on an upper end of the fixed cavity 43, a line groove 42 is fixed at an inner surface position of the fixed cavity 43 at a front end of the fixed groove 45, and an extrusion plate 41 is slidably connected above the line groove 42 at the inner surface position of the fixed cavity 43.

An external circuit is aligned with a gap between the extrusion plate 41 and the fixed cavity 43, the circuit is moved to enable the circuit to pass through the extrusion plate 41, the circuit passing through the extrusion plate 41 enters the circuit groove 42, the circuit enters the fixed groove 45 along the circuit groove 42, the circuit is welded inside the fixed groove 45 by using an external electric soldering iron, the extrusion plate 41 can extrude the circuit by pressing the extrusion plate 41 downwards, the other end of the circuit is connected to the surface of the secondary pin 2, the primary pin 4 and the secondary pin 2 at the other end of the protective shell 1 are connected with external electric equipment, a circuit power supply is connected, then the current enters the transformer device 3, the current is changed through electromagnetic induction, the voltage is changed, the changed current supplies power to the external electric equipment through the circuit, the circuit can be effectively extruded through the extrusion plate 41, the position of the circuit is ensured, the circuit groove 42 can limit the position of the circuit, the fixed groove 45 can fix a copper wire on the surface of the circuit, meanwhile, the transformer secondary winding and the inductor winding are integrated, a connector between the transformer secondary winding and the inductor winding is not arranged, the transformation efficiency is high, the turns of the transformer and the turns of the inductor winding correspond to each other, the changed voltage is stable, and the size of the changed voltage is small, so that the transformer is convenient for a user to use.

Example 2

As shown in fig. 1 to 3, a voltage transformation converter includes a protective housing 1, a voltage transformation device 3 is fixed on an inner surface of the protective housing 1, a main pin 4 is fixed at a left end of the voltage transformation device 3, a sub pin 2 is fixed at a left end of the voltage transformation device 3 in the middle of the main pin 4, a pressing plate 41 includes a plate body 411, a block 413 is fixed at a front end of the plate body 411, and a unidirectional block 412 is fixed at a front end of the block 413.

When plate body 411 pushes down, plate body 411 downstream drives block downstream, block downstream drives the one-way piece 412 downstream on surface, because the one-way piece 412 with fixed chamber 43 inside one-way protruding joint of surface spout, then unable rebound behind the one-way piece 412 downstream, can restrict the position of stripper plate 41 through one-way piece 412, make the stable extrusion of stripper plate 41 on the line surface, guarantee that the circuit can stably fix the surface at main pin 4, the line ball on plate body 411 surface is sunken to restrict the position of circuit simultaneously, avoid the circuit to remove, make the circuit fix inside line groove 42, guarantee the stable connection of main pin 4 and external line.

Example 3

As shown in fig. 1 to 4, a voltage transformation converter includes a protective housing 1, a voltage transformation device 3 is fixed on an inner surface of the protective housing 1, a main pin 4 is fixed at a left end of the voltage transformation device 3, a sub pin 2 is fixed at a left end position of the voltage transformation device 3 in the middle of the main pin 4, the protective housing 1 includes a lower housing 13, a slider 12 is fixed at an upper end of the lower housing 13, a slide rail 11 is slidably connected to an upper end of the slider 12, an upper housing 14 is fixed at an upper end of the slide rail 11, and a fixing bolt 15 is fixed at an upper end of the upper housing 14.

When the transformer converter fails, the fixing bolt 15 is rotated to separate the fixing bolt 15 from the lower shell 13, the upper shell 14 is pushed, the upper housing 14 moves to move the slide rail 11 on the surface, the slider 12 moves inside the slide rail 11, the upper housing 14 is removed from the surface of the lower housing 13, the structure of the transformer device 3 can be exposed, thereby finding the fault point of the transformer device 3, maintaining the transformer converter, the condition inside the transformer device 3 can be conveniently observed through the detachable upper shell 14, thereby finding out small fault points for maintenance, avoiding troubles caused by detaching the transformer converter from the circuit board, meanwhile, the sliding block 12 can limit the upper shell 14 to move up and down and left and right through the sliding rail 11, and the upper shell 14 is stably fixed on the surface of the lower shell 13 through the fixing bolt 15, so that the problem of short circuit caused by the fact that the upper shell 14 automatically falls off is avoided, and the stable use of the voltage transformation converter is ensured.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A voltage transformer converter comprising a protective casing (1), characterized in that: the transformer device (3) is fixed on the inner surface of the protective shell (1), a main pin (4) is fixed at the left end of the transformer device (3), a secondary pin (2) is fixed at the left end of the transformer device (3) in the middle of the main pin (4), the main pin (4) comprises a pin plate (44), a fixed cavity (43) is fixed at the upper end of the pin plate (44), a fixed groove (45) is fixed at the upper end of the fixed cavity (43), a line groove (42) is fixed at the inner surface of the fixed cavity (43) at the front end of the fixed groove (45), and a pressing plate (41) is slidably connected to the inner surface of the fixed cavity (43) above the line groove (42);

the extrusion plate (41) comprises a plate body (411), a block body (413) is fixed at the front end of the plate body (411), and a one-way block (412) is fixed at the front end of the block body (413);

the one-way block (412) is clamped with the one-way bulge inside the surface sliding groove of the fixed cavity (43), and the lower end of the plate body (411) is provided with a pressing line recess.

2. A voltage transformer converter according to claim 1, wherein: the inside of fixed chamber (43) is provided with the spout and the spout is inside to be provided with one-way arch, the rear end of guide plate (44) is fixed in the surface of transformer device (3).

3. A voltage transformer converter according to claim 1, wherein: the protective housing (1) comprises a lower housing (13), a sliding block (12) is fixed to the upper end of the lower housing (13), a sliding rail (11) is connected to the upper end of the sliding block (12) in a sliding mode, an upper housing (14) is fixed to the upper end of the sliding rail (11), and a fixing bolt (15) is fixed to the upper end of the upper housing (14).

4. A voltage transformer converter in accordance with claim 3, wherein: the lower end of the fixing bolt (15) is fixed on the surface of the lower shell (13) through threads.