CN220253006U - Winding structure of coiled iron core transformer - Google Patents

Abstract

The utility model relates to a winding structure of a coiled iron core transformer, which comprises an iron core and a wire set, wherein a square opening communicated outwards is formed in the iron core, a connecting structure is arranged outside the iron core, and an elastic assembly is arranged on the square opening; the connecting structure mechanism comprises a splicing block fixedly arranged on the front surface of the iron core, a splicing groove matched with the splicing block is formed in the inner part of one side, away from the splicing block, of the iron core, and the splicing block is in plug connection with the splicing groove; the elastic component comprises mounting panel, butt board, reset spring and spring telescopic link, the threaded connection that the butt board was kept away from to the mounting panel has the inserted block, the slot with the inserted block looks adaptation has been seted up to the inboard of square mouth, the inserted block is pegged graft with the slot and is connected. This roll up iron core transformer winding structure, through four splice pieces and splice groove that are rectangle form distribution, not only be convenient for laminate two iron cores, can also improve the accuracy when iron core laminating, reach advantages such as being convenient for close.

Description

Winding structure of coiled iron core transformer

Technical Field

The utility model relates to the technical field of transformer components, in particular to a winding structure of a coiled core transformer.

Background

The transformer is a device for changing an ac voltage by using the principle of electromagnetic induction, and the main components are a primary coil, a secondary coil and an iron core. The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformers), and the like. The method can be divided into the following according to the purposes: power transformers and special transformers (electric furnace transformers, rectifier transformers, power frequency test transformers, voltage regulators, mining transformers, audio transformers, medium frequency transformers, high frequency transformers, impact transformers, instrument transformers, electronic transformers, reactors, transformers, etc.). The circuit symbol is often T as the beginning of the number. Examples: t01, T201, etc.

The primary winding of the primary winding (primary winding) of the transformer is wound into a closed iron core of a secondary winding (secondary winding) of the transformer for connecting a power supply and a load by copper or aluminum wires.

However, when the existing iron core is closed, a plurality of iron cores need to be closed for a long time, so that not only is the installation of the transformer affected, but also the wire winding connection is inconvenient, and thus the use requirement cannot be met, and therefore, the winding structure of the wound iron core transformer is provided to solve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a winding structure of a wound core transformer, which has the advantages of convenience in closing and the like, and solves the problem that a plurality of iron cores are inconvenient to close due to smooth surfaces of the iron cores.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the winding structure of the coiled iron core transformer comprises an iron core and a wire set, wherein a square opening which is communicated outwards is formed in the iron core, a connecting structure is arranged outside the iron core, and an elastic assembly is arranged on the square opening;

the connecting structure mechanism comprises a splicing block fixedly arranged on the front surface of the iron core, a splicing groove matched with the splicing block is formed in the inner part of one side, away from the splicing block, of the iron core, and the splicing block is in plug connection with the splicing groove;

the elastic component comprises mounting panel, butt board, reset spring and spring telescopic link, the threaded connection that the butt board was kept away from to the mounting panel has the inserted block, the slot with the inserted block looks adaptation has been seted up to the inboard of square mouth, the inserted block is pegged graft with the slot and is connected.

Further, the number of the wire groups is two, and the two wire groups are an original wire winding group and a secondary coil group.

Further, the number of the splicing blocks and the splicing grooves is four, and the four splicing blocks and the four splicing grooves are distributed in a rectangular shape.

Further, the left end and the right end of the return spring and the left end of the spring telescopic rod are welded with mounting blocks, and the two mounting blocks are fixedly mounted between the mounting plate and the abutting plate through bolts.

Further, return spring encircles in the outside of spring telescopic link, return spring and spring telescopic link's quantity is a plurality of, and a plurality of position springs and a plurality of spring telescopic link equidistance distribute.

Further, a plurality of equidistance-distributed mounting grooves are formed in the mounting plate, which is far away from one side of the abutting plate, and the mounting grooves are matched with the inserting blocks, and the inserting blocks are in threaded connection with the mounting grooves.

Further, the number of the elastic components is two, the number of the slots at the inner side of the square opening is four, and the four slots are distributed in a rectangular shape.

Compared with the prior art, the utility model provides a winding structure of a coiled core transformer, which has the following beneficial effects:

1. this roll up iron core transformer winding structure, through four splice pieces and splice groove that are rectangle form distribution, not only be convenient for laminate two iron cores, can also improve the accuracy when the iron core laminating, the winding of follow-up line group of being convenient for reaches advantages such as being convenient for close, has solved the surface smoothness of iron core, leads to being inconvenient for carry out the problem of closure with a plurality of iron cores.

2. This roll up iron core transformer winding structure is connected through inserted block and slot to on with the square mouth of elastic component mounting groove, when the group winding, through reset spring and spring telescopic link's elasticity, make the group tightly tighten, avoid the later stage of group to appear not hard up condition.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 3 is a schematic structural view of a plurality of cores according to the present utility model;

fig. 4 is a schematic view of the structure of the return spring and the spring telescoping rod of the present utility model.

In the figure: 1 iron core, 2 square mouths, 3 line groups, 4 splice blocks, 5 mounting plates, 6 butt plates, 7 return springs, 8 spring telescopic rods, 9 mounting blocks, 10 insertion blocks, 11 slots and 12 splice grooves.

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. 1-4, a winding structure of a wound core transformer includes an iron core 1 and two wire groups 3, wherein a square opening 2 is formed in the iron core 1, the square opening is communicated with the outside, the number of the wire groups 3 is two, and the two wire groups 3 are an original winding group and an auxiliary winding group. The primary winding is connected to the power source and the secondary winding is connected to the load. The wire set 3 is made of copper or aluminum.

In the embodiment, a connecting structure is arranged outside the iron core 1, the connecting structure comprises a splicing block 4 fixedly arranged on the front surface of the iron core 1, a splicing groove 12 matched with the splicing block 4 is formed in the inner part of one side, away from the splicing block 4, of the iron core 1, and the splicing block 4 is in plug connection with the splicing groove 12; the number of the splice blocks 4 and the splice grooves 12 is four, and the four splice blocks 4 and the four splice grooves 12 are distributed in a rectangular shape. Through four splice 4 and splice 12 that are rectangular form distribution, not only be convenient for laminate two iron cores 1, can also improve the accuracy when iron core 1 is laminated, the winding of follow-up line group 3 of being convenient for.

In the embodiment, an elastic component is arranged on the square opening 2; the elastic component comprises mounting panel 5, butt board 6, reset spring 7 and spring telescopic link 8, and the threaded connection that butt board 6 was kept away from to mounting panel 5 has inserted block 10, and slot 11 with inserted block 10 looks adaptation has been seted up to square mouthful 2's inboard, and inserted block 10 and slot 11 are pegged graft and are connected. Connect with slot 11 through inserted block 10 to on installing the square mouth 2 of elastic component groove, when wire group 3 twines, through the elasticity of reset spring 7 and spring telescopic link 8, make wire group 3 tightly tighten, avoid wire group 3 later stage to appear not hard up condition.

Wherein, return spring 7 and spring telescopic link 8 both ends all weld and have installation piece 9 about, and two installation pieces 9 pass through bolt fixed mounting between mounting panel 5 and butt board 6. The reset spring 7 surrounds the outside in spring telescopic link 8, and reset spring 7 and the quantity of spring telescopic link 8 are a plurality of, and a plurality of position springs 7 and a plurality of spring telescopic link 8 equidistance distribute.

And, the mounting panel 5 is kept away from the inside of butt plate 6 one side and has been offered a plurality of equidistance and distributed mounting groove, and mounting groove and inserted block 10 looks adaptation, inserted block 10 and mounting groove threaded connection.

It should be noted that the number of the elastic components is two, the number of the slots 11 at the inner side of the square opening 2 is four, and the four slots 11 are distributed in a rectangular shape.

The working principle of the embodiment is as follows:

this roll up iron core transformer winding structure, through four splice 4 and splice 12 that are rectangle form distribution, not only be convenient for laminate two iron cores 1, can also improve the accuracy when iron core 1 laminating, the winding of follow-up line group 3 of being convenient for has effectively solved the surface smoothness of iron core, leads to being inconvenient for carry out closed problem with a plurality of iron cores.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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 (7)

1. The utility model provides a roll up iron core transformer winding structure, includes iron core (1) and group of wires (3), its characterized in that: a square opening (2) which is communicated outwards is formed in the iron core (1), a connecting structure is arranged outside the iron core (1), and an elastic component is arranged on the square opening (2);

the connecting structure mechanism comprises a splicing block (4) fixedly arranged on the front surface of the iron core (1), a splicing groove (12) matched with the splicing block (4) is formed in the inner part of one side, far away from the splicing block (4), of the iron core (1), and the splicing block (4) is in plug-in connection with the splicing groove (12);

the elastic component comprises mounting panel (5), butt board (6), reset spring (7) and spring telescopic link (8), threaded connection that butt board (6) was kept away from to mounting panel (5) has inserted block (10), slot (11) with inserted block (10) looks adaptation have been seted up to the inboard of square mouth (2), inserted block (10) are pegged graft with slot (11).

2. A wound core transformer winding structure according to claim 1, wherein: the number of the wire groups (3) is two, and the two wire groups (3) are an original wire winding group and an auxiliary coil group.

3. A wound core transformer winding structure according to claim 1, wherein: the number of the splicing blocks (4) and the splicing grooves (12) is four, and the four splicing blocks (4) and the four splicing grooves (12) are distributed in a rectangular shape.

4. A wound core transformer winding structure according to claim 1, wherein: the left end and the right end of the return spring (7) and the left end and the right end of the spring telescopic rod (8) are welded with mounting blocks (9), and the two mounting blocks (9) are fixedly mounted between the mounting plate (5) and the abutting plate (6) through bolts.

5. A wound core transformer winding structure according to claim 1, wherein: the reset spring (7) surrounds the outside of the spring telescopic rod (8), the number of the reset spring (7) and the number of the spring telescopic rod (8) are multiple, and the multiple position springs (7) and the multiple spring telescopic rods (8) are distributed at equal intervals.

6. A wound core transformer winding structure according to claim 1, wherein: the mounting plate (5) is far away from the inside of propping plate (6) one side and has been seted up a plurality of equidistance and distribute's mounting groove, and mounting groove and inserted block (10) looks adaptation, inserted block (10) and mounting groove threaded connection.

7. A wound core transformer winding structure according to claim 1, wherein: the number of the elastic components is two, the number of the slots (11) on the inner side of the square opening (2) is four, and the four slots (11) are distributed in a rectangular shape.