CN216671367U

CN216671367U - Electronic transformer

Info

Publication number: CN216671367U
Application number: CN202123186303.1U
Authority: CN
Inventors: 杨川; 李亚妹; 牟琪琦; 周维川; 余坤蓉
Original assignee: Chongqing Vocational and Technical University of Mechatronics
Current assignee: Chongqing Vocational and Technical University of Mechatronics
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-06-03
Anticipated expiration: 2031-12-17

Abstract

The utility model belongs to the technical field of electronic transformers, and particularly relates to an electronic transformer which comprises a fixing clip, wherein the fixing clip is provided with an iron core, the fixing clip is provided with a framework, the fixing clip is provided with a fixing seat, the fixing seat is provided with a mounting groove, one side of each of a plurality of mounting grooves, which is far away from the middle part of the fixing clip, is provided with a clamping groove, a mounting ring is arranged in the mounting groove, the mounting ring is provided with a clamping block, the mounting ring is provided with a pin, the mounting groove is provided with an insertion hole, an inner contact is arranged in the insertion hole, and the clamping block is provided with a fixing mechanism; the fixing mechanism comprises a sliding rod, a spring and a plurality of L-shaped locking blocks, the fixing seat is provided with a sliding groove, the fixing seat is provided with an L-shaped sliding groove, and the locking blocks are provided with locking holes; the problem of current electronic transformer's pin can't be changed, and when the transformer dismouting, the pin is easily broken, and this can lead to the whole unable use of transformer and installation, practicality is not enough is convenient for change the pin through setting up fixture block, slide bar and L shape locking piece isotructure, and easy operation is convenient.

Description

Electronic transformer

Technical Field

The utility model belongs to the technical field of electronic transformers, and particularly relates to an electronic transformer.

Background

An electronic transformer, which is an electronic device for converting alternating voltage of commercial power into direct current and then forming a high-frequency alternating voltage output by a semiconductor switching device, an electronic element and a high-frequency transformer winding, is also an alternating current-direct current-alternating current inverter circuit taught in the theory of electronics. In brief, it is mainly composed of a high-frequency transformer core (iron core) and two or more coils, which do not change their positions, and are converted into alternating voltage and current from one or more electric loops by means of electromagnetic induction through alternating current power. At the output end of the high-frequency transformer, high-frequency alternating current or direct current of different voltage levels is supplied to one or more than two circuit utilization circuits.

The pins of the existing electronic transformer can not be replaced, and are easy to break when the transformer is disassembled and assembled, so that the transformer can not be integrally used and installed, the use cost of the transformer is increased, and the practicability is not sufficient.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is: the electronic transformer aims to provide an electronic transformer, the problem that the whole transformer cannot be used and installed due to the fact that pins of the existing electronic transformer cannot be replaced is solved, when the transformer is disassembled and assembled, the pins are easily broken, the problem that the practicability is not enough is solved, the pins are convenient to replace due to the fact that the clamping blocks, the sliding rods and the L-shaped locking blocks are arranged, and the electronic transformer is simple and convenient to operate.

In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows:

an iron core is fixed in the fixing clamp, both ends of the iron core in the middle of the fixing clamp are provided with frameworks, both the left side and the right side of the lower end of the fixing clamp are fixedly connected with fixing seats, the fixing seats are provided with a plurality of uniformly distributed mounting grooves, one sides of the mounting grooves, away from the middle of the fixing clamp, are provided with clamping grooves, mounting rings are arranged in the mounting grooves, one sides of the mounting rings are fixedly connected with clamping blocks matched with the clamping grooves, pins are connected in the mounting rings, the upper ends of the mounting grooves are provided with jacks, inner contacts matched with the ends of the pins are arranged in the jacks, and a plurality of the clamping blocks are jointly provided with fixing mechanisms;

the fixing mechanism comprises a slide bar, a spring and a plurality of L-shaped locking blocks, the fixing base is provided with a sliding groove, the slide bar is assembled in the sliding groove in a sliding mode, the spring is fixedly arranged at the end part of the slide bar, the end part of the slide bar is positioned between the inner walls of the sliding groove, the fixing base is provided with a plurality of L-shaped sliding grooves, the number of the L-shaped sliding grooves is matched with the number of the clamping grooves, the horizontal end of each L-shaped sliding groove is communicated with the clamping grooves, the L-shaped locking blocks are fixedly arranged on the lower side of the slide bar, the L-shaped locking blocks are respectively positioned in the L-shaped sliding grooves, and the clamping blocks are provided with locking holes matched with the L-shaped locking blocks.

One end of the sliding groove, which is far away from the spring, is provided with a slot, and the size of the cross section of the slot is smaller than that of the cross section of the sliding rod.

The framework is connected with the iron core in the fixing clamp in a clamping and pressing mode, a winding is arranged between the frameworks, and the winding is wound on the iron core in the fixing clamp.

Rubber pads are arranged in the front side wall and the rear side wall of the clamping grooves.

The fixing seat and the fixing clamp are welded and fixed, and the fixing seat is made of plastics.

The electronic transformer solves the problems that the pins of the existing electronic transformer cannot be replaced, and the pins are easy to break when the transformer is disassembled and assembled, so that the transformer cannot be integrally used and installed, and the practicability is insufficient.

Drawings

The utility model is further illustrated by the non-limiting examples given in the accompanying drawings;

fig. 1 is a first schematic structural diagram of an electronic transformer according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of an electronic transformer according to an embodiment of the present invention;

FIG. 3 is a first cross-sectional view of an electronic transformer according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of an electronic transformer according to an embodiment of the present invention;

FIG. 5 is a third schematic structural diagram of an embodiment of an electronic transformer according to the present invention;

FIG. 6 is an enlarged view of the structure at A in FIG. 5;

fig. 7 is a schematic structural diagram of a pin, a mounting ring and a fixture block according to the present invention.

The winding device comprises a fixed clip 1, a framework 11, a winding 12, a fixed seat 2, a mounting groove 21, a clamping groove 22, a mounting ring 23, a clamping block 24, a pin 25, an insertion hole 26, an inner contact 27, a sliding rod 3, a spring 31, an L-shaped locking block 32, a sliding groove 33, an L-shaped sliding groove 34, a locking hole 35 and a slot 36.

Detailed Description

In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.

As shown in fig. 1-7, the electronic transformer of the utility model comprises a fixing clip 1, an iron core is fixed in the fixing clip 1, both ends of the iron core at the middle part in the fixing clip 1 are provided with frameworks 11, both left and right sides of the lower end of the fixing clip 1 are fixedly connected with fixing seats 2, the fixing seats 2 are provided with a plurality of uniformly distributed mounting grooves 21, one sides of the mounting grooves 21 away from the middle part of the fixing clip 1 are provided with clamping grooves 22, mounting rings 23 are arranged in the mounting grooves 21, one sides of the mounting rings 23 are fixedly connected with clamping blocks 24 matched with the clamping grooves 22, pins 25 are connected in the mounting rings 23, the upper ends of the mounting grooves 21 are provided with jacks 26, inner contacts 27 matched with the ends of the pins 25 are arranged in the jacks 26, and the clamping blocks 24 are provided with fixing mechanisms together;

fixed establishment includes slide bar 3, spring 31 and a plurality of L shape locking piece 32, fixing base 2 is equipped with spout 33, slide bar 3 sliding assembly is in spout 33, spring 31 is fixed to be located between 3 tip of slide bar and the spout 33 inner wall, fixing base 2 is equipped with a plurality of L shape spouts 34, the quantity of a plurality of L shape spouts 34 and the quantity phase-match of a plurality of draw-in grooves 22, and the horizontal one end of L shape spout 34 all communicates with draw-in groove 22, a plurality of L shape locking pieces 32 are all fixed and are located slide bar 3 downside, and a plurality of L shape locking pieces 32 are located a plurality of L shape spouts 34 respectively, fixture block 24 is equipped with the lockhole 35 with L shape locking piece 32 assorted.

One end of the pin 25 extends into the jack 26 to be connected with the inner contact 11, namely, the pin 25 can be communicated with the interior of the transformer, so that the transformer can normally work when being mounted on a circuit board or other components through the pin 25;

in an initial state, the mounting ring 23 connected with the pin 25 is positioned in the mounting groove 21, the fixture block 24 connected with the mounting ring 23 is positioned in the fixture groove 22, the upper end of the pin 25 extends into the jack 26 to be connected with the inner contact 27, the pin 25 is communicated with the interior of the transformer, the horizontal end of the L-shaped locking block 32 enters the lock hole 35 of the fixture block 24 to fix the fixture block 24, and the pin 25 is fixed on the transformer;

when replacing the pin 25, the worker only needs to push the sliding rod 3, the sliding rod 3 slides in the sliding groove 33, and since the upper end of the L-shaped locking block 32 is fixedly connected with the sliding rod 3, the sliding rod 3 will drive the L-shaped locking block 32 to move, so that the L-shaped locking block 32 gradually exits from the locking hole 35 of the fixture block 24, the width of the vertical end of the L-shaped sliding groove 34 is much larger than that of the vertical end of the L-shaped locking block 32, so that the moving stroke of the L-shaped locking block 32 can be met, the spring 31 is compressed when the sliding rod 3 moves, when the L-shaped locking block 32 completely exits from the locking hole 35 on the fixture block 24, the fixture block 24 is removed, the worker can take down the pin 25 to be replaced, then put a new pin 25 into the insertion hole 26 again, when inserting a new pin 25, the installation ring 23 and the fixture block 24 are only needed to be aligned with the installation groove 21 and the fixture block 21, so that the fixture block 24 completely enters into the fixture groove 21, at the moment, the upper end of the pin 25 is connected with the inner contact 11 in the jack 26, then the worker loosens the slide rod 3, the slide rod 3 resets under the action of the reset elastic force of the spring 31, so that the L-shaped locking block 32 connected with the slide rod 3 enters the locking hole 35 on the clamping block 24 to fix the pin 25, and the operation is simple, highly efficient and convenient;

One end of the sliding chute 33, which is far away from the spring 31, is provided with a slot 36, and the cross section size of the slot 36 is smaller than that of the sliding rod 3; therefore, when the pin 25 is replaced, the sliding rod 3 only needs to be pushed inwards by an external tool, the L-shaped locking block 32 can be driven to exit from the locking hole 35 on the clamping block 24, the operation is simple, when the sliding rod 3 is loosened, the reset elastic force of the spring 31 can push the sliding rod 3 to move towards the groove 36, the cross section size of the groove 36 is smaller than that of the sliding rod 3, the sliding rod 3 can be limited, the sliding rod 3 is always located in the sliding groove 33, and the error touch of a worker when the transformer is used can be prevented.

The frameworks 11 are connected with the iron core in the fixing clamp 1 in a clamping and pressing mode, a winding 12 is arranged between the frameworks 11, and the winding 12 is wound on the iron core in the fixing clamp 1; the winding 12 is wound on the iron core in the fixing clamp 1, the framework 2 has a limiting fixing effect on the winding 12, and the iron core in the fixing clamp 1 and the winding 12 can form a magnetic core of the transformer.

Rubber pads are arranged in the front side wall and the rear side wall of the plurality of clamping grooves 22; like this the rubber pad can increase frictional force, and when L shape locking piece 32 withdrawed from in the lockhole 35 on fixture block 24, fixture block 24 still can make it be located draw-in groove 22 through the friction force of rubber pad, and the staff just need apply force slightly and just can take off pin 25, and such setting is back in L shape locking piece 32 withdraws from lockhole 35 on fixture block 24, and pin 25 can not drop downwards because of the dead weight, and the staff can more need change damaged pin 25.

The fixed seat 2 and the fixed clamp 1 are welded and fixed, and the fixed seat 2 is made of plastic; fixing base 2 passes through welded fastening with fixed clip 1 like this for it is more stable between fixing base 2 and the fixed clip 1, and fixing base 2 adopts plastics to make, and manufacturing cost is lower.

The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides an electronic transformer, includes the fixation clamp, the fixation clamp internal fixation has the iron core, the iron core both ends at middle part all are provided with skeleton, its characterized in that in the fixation clamp: the left side and the right side of the lower end of the fixed clamp are fixedly connected with fixed seats, the fixed seats are provided with a plurality of uniformly distributed mounting grooves, one sides of the mounting grooves, away from the middle of the fixed clamp, are provided with clamping grooves, mounting rings are arranged in the mounting grooves, one sides of the mounting rings are fixedly connected with clamping blocks matched with the clamping grooves, pins are connected in the mounting rings, the upper ends of the mounting grooves are provided with jacks, inner contacts matched with the ends of the pins are arranged in the jacks, and a plurality of clamping blocks are jointly provided with fixing mechanisms;

2. An electronic transformer according to claim 1, characterised in that: one end of the sliding groove, which is far away from the spring, is provided with a slot, and the size of the cross section of the slot is smaller than that of the cross section of the sliding rod.

3. An electronic transformer according to claim 1, characterised in that: the framework is connected with the iron core in the fixing clamp in a clamping and pressing mode, a winding is arranged between the frameworks, and the winding is wound on the iron core in the fixing clamp.

4. An electronic transformer according to claim 1, characterised in that: rubber pads are arranged in the front side wall and the rear side wall of the clamping grooves.

5. An electronic transformer according to claim 1, characterised in that: the fixing seat and the fixing clamp are welded and fixed, and the fixing seat is made of plastics.