CN211929203U

CN211929203U - Frameless high-frequency electronic transformer

Info

Publication number: CN211929203U
Application number: CN202020878204.6U
Authority: CN
Inventors: 徐正虎
Original assignee: Shenzhen Xindahui Electronic Co ltd
Current assignee: Shenzhen Xindahui Electronic Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2020-11-13
Anticipated expiration: 2030-05-22

Abstract

The utility model relates to the technical field of transformers, and a no skeleton high frequency electronic transformer is disclosed, the protective housing comprises a protective housing, the inside of protective housing transversely is provided with the winding roller, the lateral wall winding of winding roller is provided with the winding, the both ends of protective housing are provided with first magnetic core and second magnetic core respectively, the fixed first fixed plate that is provided with of lower extreme of protective housing, first cavity has been seted up to the inside of first fixed plate, the lateral wall of first magnetic core and second magnetic core is the fixed dead lever that is provided with all, two the lateral wall of protective housing is all run through to the adjacent one end of dead lever and with the both ends joint of winding roller, two the fixed gag lever that is provided with the symmetry of lower extreme of dead lever. The utility model discloses, convenient operation can effectively protect the inside winding of electronic transformer, and can carry out quick replacement to the inside winding, has improved the life of transformer greatly, has reduced use cost.

Description

Frameless high-frequency electronic transformer

Technical Field

The utility model relates to a transformer technical field especially relates to a no skeleton high frequency electronic transformer.

Background

A transformer is a device for changing an ac voltage by using the principle of electromagnetic induction, and generally includes two sets of coils wound with wires and inductively coupled together, so that when an ac current flows through one of the coils, an ac voltage having the same frequency is induced in the other coil.

In the process of using the conventional frameless high-frequency electronic transformer, when the winding inside the transformer is damaged due to long-time use, the whole transformer can only be replaced, the winding inside the transformer cannot only be replaced, the use cost is increased, the winding cannot be effectively protected in the process of using the transformer, the winding is easily damaged, and the service life of the transformer is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art inside winding of transformer and can not effectively protect, when using the winding for a long time to damage, can not dismantle the change fast to inside winding, must carry out the problem of changing to whole transformer, and the no skeleton high frequency electronic transformer who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a frameless high-frequency electronic transformer comprises a protective shell, wherein a winding roller is transversely arranged in the protective shell, a winding resistor is wound on the side wall of the winding roller, a first magnetic core and a second magnetic core are respectively arranged at two ends of the protective shell, a first fixed plate is fixedly arranged at the lower end of the protective shell, a first cavity is formed in the first fixed plate, fixed rods are fixedly arranged on the side walls of the first magnetic core and the second magnetic core, the adjacent ends of the two fixed rods penetrate through the side wall of the protective shell and are clamped with the two ends of the winding roller, symmetrical limiting rods are fixedly arranged at the lower ends of the two fixed rods, the adjacent ends of the two limiting rods penetrate through the side wall of the first fixed plate and extend into the first cavity and are fixedly provided with first limiting blocks, and the adjacent ends of the two first limiting blocks are fixedly provided with telescopic rods, the fixed first spring that is provided with of pole wall of telescopic link, first bar mouth, two have been seted up to the lower lateral wall of first cavity the fixed stop gear that is provided with of lower lateral wall of first stopper, the arc chamber has been seted up to the inside of protective housing, the upper end sliding connection of protective housing has the safety cover, the left end of safety cover is fixed and is provided with the second stopper, the fixed establishment that is provided with of right-hand member of safety cover.

Preferably, stop gear includes first connecting block and second connecting block, first connecting block and second connecting block respectively with the lower lateral wall fixed connection of first stopper, annular spacing groove has been seted up to the lateral wall of first connecting block, the lateral wall of second connecting block is connected with the second fixed plate through the pivot rotation, the fixed orifices has been seted up to the left end of second fixed plate, the contact is connected between fixed orifices and the annular spacing groove.

Preferably, the fixed establishment includes first diaphragm and second diaphragm, the right-hand member fixed connection of first diaphragm and safety cover, the right-hand member fixed connection of second diaphragm and protective housing, the lower lateral wall of first diaphragm is fixed and is provided with the kelly, the second cavity has been seted up to the inside of second diaphragm, the draw-in groove has been seted up to the right-hand member of second cavity, the joint between kelly and the draw-in groove, the inside sliding connection of second cavity has the slider, the fixed second spring that is provided with of left side wall of slider, the fixed horizontal pole that is provided with of right side wall of slider, the right-hand member of horizontal pole run through the right side wall of second cavity and with the lateral wall joint of kelly, the second bar mouth has been seted up to the lower lateral wall of second cavity, the fixed movable plate that is provided with of lower lateral wall of.

Preferably, protective housing and safety cover all adopt harder insulating material to make.

Preferably, the side walls of the first magnetic core and the second magnetic core are both fixedly provided with insulating paper.

Preferably, the protective cover may be completely received inside the arc-shaped chamber of the protective case.

Compared with the prior art, the utility model provides a no skeleton high frequency electronic transformer possesses following beneficial effect:

1. this no skeleton high frequency electronic transformer, through the common cooperation of dead lever, first gag lever post, stopper, first spring, telescopic link, first connecting block, second connecting block and second fixed plate, fixes the winding, when the winding damages, can carry out quick replacement to the winding, reduces use cost.

2. This no skeleton high frequency electronic transformer through the common cooperation of protective housing, safety cover, first diaphragm, second diaphragm, kelly, slider, spring, horizontal pole and carriage release lever, fixes the safety cover, effectively protects the winding, prevents that the winding from damaging in the use, influences the life of transformer.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses, convenient operation can effectively protect the inside winding of electronic transformer, and can carry out quick replacement to the inside winding, has improved the life of transformer greatly, has reduced use cost.

Drawings

Fig. 1 is a schematic front structural view of a frameless high-frequency electronic transformer according to the present invention;

fig. 2 is a schematic side view of a frameless high-frequency electronic transformer according to the present invention;

FIG. 3 is an enlarged schematic view of portion A of FIG. 1;

fig. 4 is an enlarged schematic structural view of a portion B in fig. 2.

In the figure: the winding mechanism comprises a protective shell 1, a winding roller 2, a winding resistance 3, a first magnetic core 4, a second magnetic core 5, a first fixing plate 6, a fixing rod 7, a limiting rod 8, a first limiting block 9, a telescopic rod 10, a first spring 11, a protective cover 12, a second limiting block 13, a first connecting block 14, a second connecting block 15, a second fixing plate 16, a first transverse plate 17, a second transverse plate 18, a clamping rod 19, a sliding block 20, a second spring 21, a transverse rod 22 and a moving plate 23.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a frameless high-frequency electronic transformer, including a protective housing 1, a winding roller 2 is transversely arranged in the protective housing 1, the protective housing 1 and a protective cover 12 are made of harder insulating materials, a winding resistance 3 is wound on the side wall of the winding roller 2, a first magnetic core 4 and a second magnetic core 5 are respectively arranged at two ends of the protective housing 1, insulating paper is fixedly arranged on the side walls of the first magnetic core 4 and the second magnetic core 5, a first fixing plate 6 is fixedly arranged at the lower end of the protective housing 1, a first cavity is formed in the first fixing plate 6, fixing rods 7 are fixedly arranged on the side walls of the first magnetic core 4 and the second magnetic core 5, one ends adjacent to the two fixing rods 7 all penetrate through the side wall of the protective housing 1 and are clamped with the two ends of the winding roller 2, symmetrical limiting rods 8 are fixedly arranged at the lower ends of the two fixing rods 7, one ends adjacent to the two limiting rods 8 all penetrate through the side wall of the first fixing A position block 9, an expansion link 10 is fixedly arranged at one adjacent end of the two first limit blocks 9, a first spring 11 is fixedly arranged on the rod wall of the expansion link 10, a first strip-shaped opening is formed in the lower side wall of the first cavity, a limit mechanism is fixedly arranged on the lower side wall of the two first limit blocks 9, the limit mechanism comprises a first connecting block 14 and a second connecting block 15, the first connecting block 14 and the second connecting block 15 are respectively and fixedly connected with the lower side wall of the first limit block 9, an annular limit groove is formed in the side wall of the first connecting block 14, a second fixing plate 16 is rotatably connected with the side wall of the second connecting block 15 through a shaft pin, a fixing hole is formed in the left end of the second fixing plate 16, the fixing hole is in contact connection with the annular limit groove, an arc-shaped cavity is formed in the protective shell 1, a protective cover 12 is slidably connected to the upper end of the protective shell 1, and, the left end of safety cover 12 is fixed and is provided with second stopper 13, the fixed establishment that is provided with in right-hand member of safety cover 12, fixed establishment includes first diaphragm 17 and second diaphragm 18, the right-hand member fixed connection of first diaphragm 17 and safety cover 12, the right-hand member fixed connection of second diaphragm 18 and protective housing 1, the fixed card pole 19 that is provided with of lower lateral wall of first diaphragm 17, the second cavity has been seted up to the inside of second diaphragm 18, the draw-in groove has been seted up to the right-hand member of second cavity, joint between card pole 19 and the draw-in groove, the inside sliding connection of second cavity has slider 20, the fixed second spring 21 that is provided with of left side wall of slider 20, the fixed horizontal pole 22 that is provided with of right side wall of slider 20, the right-hand member of horizontal pole 22 runs through the right side wall of second cavity and with the lateral wall joint of card pole 19, the second bar mouth has been.

In the utility model, when the winding 3 needs to be replaced, the first connecting block 14 and the second connecting block 15 are pulled, the first connecting block 14 and the second connecting block 15 drive the first limiting block 9 which is fixedly connected with the upper side wall to move, the first limiting block 9 drives the limiting rod 8 which is fixedly connected with two ends to move, the limiting rod 8 drives the first magnetic core 4 and the second magnetic core 5 which are fixedly connected with two ends to move, the first magnetic core 4 and the second magnetic core 5 drive the fixing rod 7 which is fixedly connected with the side wall to fix the winding 2, the second fixing plate 16 is rotated to ensure that the second fixing plate 16 is in contact connection with the first connecting block 14, the protective cover 12 is rotated to ensure that the first transverse plate 17 which is fixedly connected with the right end of the protective cover 12 is in contact connection with the second transverse plate 18 which is fixedly connected with the right end of the protective cover 1, the clamping rod 19 which is fixedly connected with the lower end of the first transverse plate 17 is clamped with the second transverse plate, slider 20 drives right side wall fixed connection's horizontal pole 22 motion, makes the joint between horizontal pole 22 and the kelly 19, and is spacing to safety cover 12, effectively protects 2 windage, prevents that 2 windage from being damaged in the use, influencing the life of transformer.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a no skeleton high frequency electronic transformer, includes protective housing (1), its characterized in that, the inside of protective housing (1) transversely is provided with winding roller (2), the lateral wall winding of winding roller (2) is provided with winding (3), the both ends of protective housing (1) are provided with first magnetic core (4) and second magnetic core (5) respectively, the fixed first fixed plate (6) that is provided with of lower extreme of protective housing (1), first cavity has been seted up to the inside of first fixed plate (6), the lateral wall of first magnetic core (4) and second magnetic core (5) is all fixed and is provided with dead lever (7), two the adjacent one end of dead lever (7) all runs through the lateral wall of protective housing (1) and with the both ends joint of winding roller (2), two the fixed gag lever (8) that is provided with the symmetry of lower extreme of dead lever (7), two the lateral wall that the adjacent one end of gag lever (8) all runs through first fixed plate (6) extends to first The inside of cavity is fixed and is provided with first stopper (9), two the fixed telescopic link (10) that is provided with of adjacent one end of first stopper (9), the fixed first spring (11) that is provided with of pole wall of telescopic link (10), first bar mouth, two have been seted up to the lower lateral wall of first cavity the fixed stop gear that is provided with of lower lateral wall of first stopper (9), the arc chamber has been seted up to the inside of protective housing (1), the upper end sliding connection of protective housing (1) has safety cover (12), the left end of safety cover (12) is fixed and is provided with second stopper (13), the fixed establishment that is provided with of right-hand member of safety cover (12).

2. The frameless high-frequency electronic transformer of claim 1, wherein the limiting mechanism comprises a first connecting block (14) and a second connecting block (15), the first connecting block (14) and the second connecting block (15) are respectively fixedly connected with the lower side wall of the first limiting block (9), an annular limiting groove is formed in the side wall of the first connecting block (14), a second fixing plate (16) is rotatably connected to the side wall of the second connecting block (15) through a shaft pin, a fixing hole is formed in the left end of the second fixing plate (16), and the fixing hole is in contact connection with the annular limiting groove.

3. The frameless high-frequency electronic transformer of claim 1, wherein the fixing mechanism comprises a first transverse plate (17) and a second transverse plate (18), the first transverse plate (17) is fixedly connected with the right end of the protective cover (12), the second transverse plate (18) is fixedly connected with the right end of the protective cover (1), a clamping rod (19) is fixedly arranged on the lower side wall of the first transverse plate (17), a second cavity is arranged inside the second transverse plate (18), a clamping groove is arranged on the right end of the second cavity, the clamping rod (19) is clamped with the clamping groove, a sliding block (20) is slidably connected inside the second cavity, a second spring (21) is fixedly arranged on the left side wall of the sliding block (20), a transverse rod (22) is fixedly arranged on the right side wall of the sliding block (20), and the right end of the transverse rod (22) penetrates through the right side wall of the second cavity and is clamped with the side wall of the clamping rod (19), and a second strip-shaped opening is formed in the lower side wall of the second cavity, and a moving plate (23) is fixedly arranged on the lower side wall of the sliding block (20).

4. The frameless high-frequency electronic transformer according to claim 1, wherein the protective casing (1) and the protective cover (12) are made of hard insulating materials.

5. The frameless high-frequency electronic transformer according to claim 1, wherein the side walls of the first magnetic core (4) and the second magnetic core (5) are fixedly provided with insulating paper.

6. Frameless high-frequency electronic transformer according to claim 1, characterized in that the protective cover (12) can be completely received inside the arc-shaped cavity of the protective housing (1).