CN216719737U

CN216719737U - Adjustable winding former for differential-common mode transformer coil

Info

Publication number: CN216719737U
Application number: CN202220138317.1U
Authority: CN
Inventors: 孙志祥; 颜红莉
Original assignee: Jiexi Dongju Electronic Technology Co ltd
Current assignee: Jiexi Dongju Electronic Technology Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-06-10
Anticipated expiration: 2032-01-19

Abstract

The utility model discloses an adjustable winding former for a differential and common mode transformer coil, which comprises a round cake template and a long strip template, wherein the round cake template comprises a first round cake half body and a second round cake half body which can be spliced with each other, the long strip template comprises a first long strip half body and a second long strip half body which can be spliced with each other, the upper edge of the first long strip half body is fixedly connected with a clamping edge integrally, the lower edge of the first round cake half body is provided with a clamping edge groove matched with the clamping edge, and the clamping edge and the round cake template are provided with a plurality of third screw holes. According to the utility model, the round cake template and the strip template can be assembled together to realize the round cake superposed winding template, and the strip template can be removed to form the strip superposed winding template, so that the round cake template and the strip template can be communicated with each other, and the universality of the winding template is improved; convenient to detach assembles between cake template and the rectangular template, and convenient to detach assembles between the rectangular halfbody of first rectangular halfbody and second.

Description

Adjustable winding former for differential-common mode transformer coil

Technical Field

The utility model relates to the technical field of transformer coils, in particular to an adjustable winding former for a differential-common mode transformer coil.

Background

The transformer coil is a coil, the transformer can operate only by the coil, and the transformer coil comprises the following components in parts by phase: single-phase transformers, three-phase transformers; dividing according to the volume: the coil of the small transformer is generally made of a round copper wire with insulation, and the coil of the large transformer is made of a flat copper wire with insulation. The winding connection of the coil needs to utilize a winding former which is divided into a cake superposition type, a strip superposition type and the like, wherein the winding former is generally customized respectively and is difficult to be used commonly.

SUMMERY OF THE UTILITY MODEL

Objects of the utility model

The utility model provides a winding former of an adjustable differential-common mode transformer coil, which aims to solve the problem that the winding former in the background technology is divided into a round cake superposition type, a long strip superposition type and the like, and the winding former and the long strip superposition type are difficult to use universally.

(II) technical scheme

The utility model provides an adjustable winding former for a differential and common mode transformer coil, which comprises a round cake template and a strip template, the cake template comprises a first cake half body and a second cake half body which can be spliced with each other, the strip template comprises a first strip half body and a second strip half body which can be spliced with each other, the upper edge of the first strip half body is fixedly connected with a clamping edge, the lower edge of the first round cake half body is provided with a clamping edge groove matched with the clamping edge, the clamping edge and the round cake template are respectively provided with a plurality of third screw holes, the first strip half body is internally provided with a strip groove, the upper edge of the second strip half body is integrally and fixedly connected with a connecting strip block which can be clamped into a strip block groove, two ends of the strip block groove are connected with a wedge block in a sliding clamping mode, and wedge block clamping grooves which can be embedded with the wedge block are formed in the inner walls of the two bottom ends of the clamping edge groove.

Preferably, both ends of the upper edge of the second round cake half body are fixedly connected with a connecting rectangular block, and both ends of the lower edge of the first round cake half body are provided with connecting rectangular grooves matched with the connecting rectangular blocks.

Preferably, the connecting rectangular block and the connecting rectangular groove are both provided with a first screw hole in a penetrating way.

Preferably, the middle parts of the first strip half body and the second strip half body are provided with a string hole in a penetrating mode, and the left side and the right side of the string hole of the first strip half body and the second strip half body are provided with a plurality of second screw holes in a dividing mode.

Preferably, both ends of the connecting strip block are of convex structures, and one end, close to the connecting strip block, of the wedge block is of an inclined plane structure.

Preferably, the front surface of the wedge block is fixedly connected with a handle shaft, and the front surface of the first cake half body is provided with a reserved groove for the handle shaft to move left and right.

Preferably, the rear surface of the wedge block is fixedly connected with a sliding block, and the inner wall of the rear side of the strip groove is provided with a sliding groove capable of horizontally sliding left and right with the sliding block.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the round cake template and the strip template can be assembled together to realize the round cake superposed winding template, and the strip template can be removed to form the strip superposed winding template, so that the round cake template and the strip template can be communicated with each other, and the universality of the winding template is improved;

convenient to detach equipment between cake template and the rectangular template, convenient to detach equipment between the rectangular halfbody of first rectangular halfbody and second, and can realize automatic spacing, the operation of being convenient for through the block between voussoir and the voussoir draw-in groove when the equipment.

Drawings

Fig. 1 is a schematic structural diagram of a winding former of an adjustable differential-common mode transformer coil according to the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an isolated view of FIG. 2 of the present invention.

In the figure: 1 handle shaft, 2 cake templates, 21 first cake half bodies, 22 second cake half bodies, 23 first screw holes, 24 connecting rectangular blocks, 25 connecting rectangular grooves, 3 long template bodies, 31 first long half bodies, 32 second long half bodies, 33 second screw holes, 4 series of holes, 5 connecting strip blocks, 6 block grooves, 7 wedge blocks, 8 wedge block clamping grooves, 9 clamping edges, 91 third screw holes and 10 clamping edge grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

As shown in fig. 1-3, the coil winding former of the adjustable differential and common mode transformer comprises a circular cake template 2 and a long strip template 3, wherein the circular cake template 2 comprises a first circular cake half body 21 and a second circular cake half body 22 which can be spliced with each other, the long strip template 3 comprises a first long strip half body 31 and a second long strip half body 32 which can be spliced with each other, the upper edge of the first long strip half body 31 is integrally and fixedly connected with a clamping edge 9, the lower edge of the first circular cake half body 21 is provided with a clamping edge groove 10 matched with the clamping edge 9, the clamping edge 9 and the circular cake template 2 are respectively provided with a plurality of third screw holes 91, a strip groove 6 is formed inside the first long strip half body 31, the upper edge of the second long strip half body 32 is integrally and fixedly connected with a connecting strip block 5 which can be clamped into the strip groove 6, two ends of the strip groove 6 are both in sliding clamping connection with a wedge 7, and two bottom inner walls of the clamping edge groove 10 are both provided with wedge clamping grooves 8 which can be clamped with the wedge 7.

Both ends of the upper edge of the second round cake half body 22 are fixedly connected with a connecting rectangular block 24, and both ends of the lower edge of the first round cake half body 21 are provided with connecting rectangular grooves 25 matched with the connecting rectangular block 24.

Connect square piece 24 and connect square groove 25 and all run through and seted up first screw hole 23, be convenient for fasten the cake template 2 and the rectangular template 3 after the equipment through the screw.

The middle parts of the first long half body 31 and the second long half body 32 are all penetrated and provided with the string hole 4, the left side and the right side of the string hole 4 of the first long half body 31 and the second long half body 32 are respectively provided with a plurality of second screw holes 33, and the assembled long template 3 can be conveniently fastened through screws.

Both ends of the connecting bar block 5 are convex structures, and one end of the wedge block 7 close to the connecting bar block 5 is an inclined plane structure, so that the connecting bar block 5 can push the wedge block 7 to move horizontally when moving upwards.

The front surface fixedly connected with handle 1 of voussoir 7, the reserve groove that can supply handle 1 activity about the front surface of first cake halfbody 21 is seted up, is convenient for drive voussoir 7 through handle 1 and deviate from in the voussoir draw-in groove 8 when disassembling.

The rear surface of the wedge block 7 is fixedly connected with a slide block, and the inner wall of the rear side of the strip groove 6 is provided with a slide groove which can horizontally slide left and right with the slide block.

The working principle is as follows: in the embodiment, the round cake template 2 and the strip template 3 can be assembled together to realize the round cake overlapped type winding template, the strip template 3 can be detached to form the strip overlapped type winding template, the round cake template and the strip template can be communicated with each other, and the universality of the winding template is improved; the round cake template 2 and the strip template 3 are convenient to disassemble and assemble, the first strip half body 31 and the second strip half body 32 are convenient to disassemble and assemble, automatic limiting can be realized through clamping between the wedge block 7 and the wedge block clamping groove 8 during assembling, and operation is convenient;

rectangular stack formula wire winding template: the first long half body 31 and the second long half body 32 are vertically spliced, so that the connecting strip blocks 5 are clamped into the strip block grooves 6 from bottom to top, then the first long half body 31 and the second long half body 32 are fastened through the second screw holes 33 by screws, and then the long templates 3 are connected to the coil string shaft through the string holes 4 in series;

the cake superposition type wire winding template comprises: the first strip half body 31 is spliced to the bottom of the first round cake half body 21, so that the clamping edge 9 is clamped into the clamping edge groove 10 from bottom to top, the first half bar 31 and the first half disc 21 are then fastened by screws through the third screw holes 91, the second half bar 32 and the second half disc 22 are fastened in the same manner, then the connecting strip block 5 at the upper edge of the second long strip half body 32 is clamped into the strip block groove 6 from bottom to top, at the moment, the connecting rectangular block 24 can be just clamped into the connecting rectangular groove 25, and is fastened by a screw passing through the first screw hole 23, and the convex structures at the two ends of the connecting strip block 5 can push the wedge block 7 horizontally towards the wedge block clamping groove 8, so that the limiting and fastening effects are further improved, then, the screws are used for further fastening through the second screw holes 33, and then the assembly parts of the cake template 2 and the strip template 3 are connected to the coil string shaft through the string holes 4.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The coil winding former of the adjustable differential and common mode transformer is characterized by comprising a round cake template (2) and a long strip template (3), wherein the round cake template (2) comprises a first round cake half body (21) and a second round cake half body (22) which can be spliced with each other, the long strip template (3) comprises a first long strip half body (31) and a second long strip half body (32) which can be spliced with each other, the upper edge of the first long strip half body (31) is integrally and fixedly connected with a clamping edge (9), the lower edge of the first round cake half body (21) is provided with a clamping edge groove (10) matched with the clamping edge (9), the clamping edge (9) and the round cake template (2) are uniformly provided with a plurality of third screw holes (91), a strip groove (6) is formed in the first long strip half body (31), the upper edge of the second long strip half body (32) is integrally and fixedly connected with a connecting strip block (5) which can be clamped into the strip groove (6), the both ends of strip groove (6) all slip the block and be connected with a voussoir (7), voussoir draw-in groove (8) that can block scarf joint with voussoir (7) are all seted up to the both ends inner wall of card limit groove (10).

2. The adjustable winding former of differential and common mode transformer coil according to claim 1, wherein both ends of the upper edge of the second cake half body (22) are fixedly connected with a connection rectangular block (24), and both ends of the lower edge of the first cake half body (21) are provided with connection rectangular grooves (25) matched with the connection rectangular block (24).

3. The adjustable winding former of differential and common mode transformer coil as claimed in claim 2, wherein said connecting rectangular block (24) and said connecting rectangular slot (25) are both provided with a first screw hole (23) therethrough.

4. The adjustable winding former for differential and common mode transformer coils as claimed in claim 1, wherein the first strip half body (31) and the second strip half body (32) each have a through hole (4) formed in a middle portion thereof, and the first strip half body (31) and the second strip half body (32) each have a plurality of second screw holes (33) formed in left and right sides of the through hole (4).

5. The adjustable winding former for differential and common mode transformer coils as claimed in claim 1, wherein both ends of said connecting bar block (5) are convex structures, and one end of said wedge block (7) near said connecting bar block (5) is a slope structure.

6. The adjustable winding former of differential and common mode transformer coils according to claim 1, characterized in that the front surface of the wedge (7) is fixedly connected with the handle shaft (1), and the front surface of the first cake half (21) is provided with a reserved slot for the handle shaft (1) to move left and right.

7. The adjustable winding former of differential and common mode transformer coil according to claim 1, wherein a sliding block is fixedly connected to the rear surface of the wedge block (7), and a sliding groove capable of sliding horizontally with the sliding block is formed on the inner wall of the rear side of the bar groove (6).