CN216054233U - Noise reduction type transformer - Google Patents
Noise reduction type transformer Download PDFInfo
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- CN216054233U CN216054233U CN202122374055.7U CN202122374055U CN216054233U CN 216054233 U CN216054233 U CN 216054233U CN 202122374055 U CN202122374055 U CN 202122374055U CN 216054233 U CN216054233 U CN 216054233U
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- transformer
- accommodating groove
- magnetic cores
- noise reduction
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Abstract
The utility model discloses a noise reduction type transformer, wherein the noise reduction type transformer comprises: the framework is provided with an accommodating groove; the plurality of magnetic cores are accommodated in the accommodating groove, are sequentially stacked along the length direction of the accommodating groove and are clamped on two opposite sides of the accommodating groove; the winding in the skeleton to the cover is established a plurality ofly the magnetic core, wherein, a plurality of magnetic cores are followed the length direction of holding tank piles up in proper order, reduces the magnetic distortion of magnetic core under high frequency current to reduce the noise of the transformer of the type of making an uproar of falling and move under high frequency current, improve the life and the result of use of the transformer of the type of making an uproar of falling.
Description
Technical Field
The utility model relates to the technical field of transformers, in particular to a noise reduction type transformer.
Background
The transformer can be applied to high-frequency current and low-frequency current, and when the transformer is applied to high-frequency current, the magnetic core of the transformer can generate corresponding harsh noise due to the passing of the high-frequency current, so that the use effect of the transformer in the high-frequency current is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model adopts the following technical scheme:
according to an aspect of the present invention, there is provided a noise reduction type transformer, comprising:
the framework is provided with an accommodating groove; the plurality of magnetic cores are accommodated in the accommodating groove, are sequentially stacked along the length direction of the accommodating groove and are clamped on two opposite sides of the accommodating groove; and the coil is wound on the framework and sleeved with the magnetic cores.
Optionally, the plurality of magnetic cores are arranged in sequence, and a gap is formed between every two adjacent magnetic cores.
Optionally, the gap is communicated with the accommodating groove and exposed to the accommodating groove.
Optionally, two adjacent magnetic cores are connected with an adhesive tape and are bonded to the framework through the adhesive tape.
Optionally, the magnetic core is E-shaped; the magnetic core is provided with a boss which is sleeved with the coil; the coils are wound layer by layer along the extension direction of the bosses.
Optionally, the framework is provided with two support parts which are arranged oppositely and protrude outwards, and the two support parts clamp the coil.
Optionally, the coil is formed by uniformly winding a litz wire on the framework.
According to the technical scheme, the embodiment of the utility model at least has the following advantages and positive effects:
in the noise reduction type transformer of the embodiment of the utility model, the framework is provided with the accommodating groove; the plurality of magnetic cores are accommodated in the accommodating groove, are sequentially stacked along the length direction of the accommodating groove and are clamped on two opposite sides of the accommodating groove; the coil twines in the skeleton to the cover is established a plurality ofly the magnetic core, wherein, a plurality of magnetic cores are followed the length direction of holding tank piles up in proper order, reduces the magnetic distortion of magnetic core under high frequency current to reduce the noise of the transformer of the type of making an uproar of falling and move under high frequency current, improve the life and the result of use of the transformer of the type of making an uproar of falling.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a front view of a noise reduction type transformer according to the present invention;
fig. 2 is a side view of a noise reduction type transformer according to the present invention;
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The transformer can be applied to high-frequency current and low-frequency current, and when the transformer is applied to high-frequency current, the magnetic core of the transformer can generate corresponding harsh noise due to the passing of the high-frequency current, so that the use effect of the transformer in the high-frequency current is poor.
Referring to fig. 1 and 2, the present invention provides a noise reduction type transformer, which includes a bobbin 1, a plurality of magnetic cores 2 and a coil 3, wherein the plurality of magnetic cores 2 and the coil 3 are mounted on the bobbin 1.
The framework 1 is used as a main supporting part of the noise reduction type transformer, and optionally, the framework 1 can be an injection molding part and is formed by integral injection molding.
Referring to fig. 1 and 2, a plurality of magnetic cores 2 are accommodated in accommodating tank 11, and follow the length direction of accommodating tank 11 piles up in proper order, and press from both sides and locate relative both sides in accommodating tank 11, follow through a plurality of magnetic cores 2 the length direction of accommodating tank 11 piles up in proper order, reduces magnetic core 2 magnetic distortion under high frequency current to reduce the noise that the transformer of the type of making an uproar moved under high frequency current, improve the life and the result of use of the transformer of the type of making an uproar. Specifically, each of the magnetic cores 2 is E-shaped; the magnetic core 2 is provided with a boss 21, and the coil 3 is sleeved on the boss 21; the coils 3 are wound layer by layer along the extension direction of the bosses 21.
The magnetic cores 2 are sequentially arranged, a gap 22 is arranged between every two adjacent magnetic cores 2, the gap 22 can be used for air flow to pass through, and the air flow takes away the heat of the magnetic cores 2 or the coils 3 in the working state in the process of passing through the gap 22, so that the integral heat dissipation of the noise reduction type transformer is realized.
Optionally, the gap 22 communicates with the receiving groove 11 and is exposed in the receiving groove 11, so that an air gap is reserved on three sides, specifically, the three groups of magnetic cores 2 are spaced by 1mm, a heat dissipation effect is achieved, the slope of a B-H magnetization curve is increased easily, and the energy storage effect of the noise reduction type transformer is improved.
Wherein, adjacent two magnetic core 2 is connected with sticky tape 23, and warp sticky tape 23 splices in skeleton 1, and what in addition, magnetic core 2 passes through epoxy and connects skeleton 1, and sticky tape 23 is polyimide adhesive tape 23.
Referring to fig. 1 and 2, a coil 3 is wound around the frame 1 and is sleeved with the plurality of magnetic cores 2. The coil 3 is formed by uniformly winding a stranded wire on the framework 1, and the stranded wire can be a high-temperature stranded wire.
According to the technical scheme, the embodiment of the utility model at least has the following advantages and positive effects:
in the noise reduction type transformer of the embodiment of the utility model, the framework 1 is provided with an accommodating groove 11; the plurality of magnetic cores 2 are accommodated in the accommodating groove 11, sequentially stacked along the length direction of the accommodating groove 11, and clamped at two opposite sides of the accommodating groove 11; coil 3 twine in skeleton 1 to the cover is established a plurality ofly magnetic core 2, wherein, a plurality of magnetic cores 2 are followed the length direction of holding tank 11 piles up in proper order, reduces magnetic core 2 magnetic distortion under high frequency current to reduce the noise of the transformer of the type of making an uproar of falling and move under high frequency current, improve the life and the result of use of the transformer of the type of making an uproar of falling.
The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention that are made by using the contents of the specification and the drawings or directly/indirectly applied to other related technical fields are included in the scope of the present invention.
Claims (7)
1. A noise reducing transformer, comprising:
the framework is provided with an accommodating groove;
the plurality of magnetic cores are accommodated in the accommodating groove, are sequentially stacked along the length direction of the accommodating groove and are clamped on two opposite sides of the accommodating groove;
and the coil is wound on the framework and sleeved with the magnetic cores.
2. The noise reducing transformer of claim 1, wherein a plurality of the magnetic cores are arranged in sequence, and a gap is provided between two adjacent magnetic cores.
3. The noise reducing transformer of claim 2, wherein the gap communicates with and is exposed to the receiving groove.
4. The noise reduction transformer of claim 1, wherein two adjacent magnetic cores are connected with an adhesive tape and are bonded to the bobbin through the adhesive tape.
5. The noise reducing transformer of claim 4, wherein the magnetic core is E-shaped; the magnetic core is provided with a boss which is sleeved with the coil; the coils are wound layer by layer along the extension direction of the bosses.
6. The noise reduction transformer according to claim 1, wherein the bobbin is provided with two opposite bracket portions protruding outward, and the two bracket portions sandwich the coil.
7. The noise reducing transformer of claim 1, wherein the coil is formed by uniformly winding a litz wire around the bobbin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122374055.7U CN216054233U (en) | 2021-09-28 | 2021-09-28 | Noise reduction type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122374055.7U CN216054233U (en) | 2021-09-28 | 2021-09-28 | Noise reduction type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216054233U true CN216054233U (en) | 2022-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122374055.7U Active CN216054233U (en) | 2021-09-28 | 2021-09-28 | Noise reduction type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216054233U (en) |
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2021
- 2021-09-28 CN CN202122374055.7U patent/CN216054233U/en active Active
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