CN219553379U - Low-power-consumption patch type transformer - Google Patents
Low-power-consumption patch type transformer Download PDFInfo
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- CN219553379U CN219553379U CN202223222956.5U CN202223222956U CN219553379U CN 219553379 U CN219553379 U CN 219553379U CN 202223222956 U CN202223222956 U CN 202223222956U CN 219553379 U CN219553379 U CN 219553379U
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Abstract
The utility model discloses a low-power-consumption patch type transformer, which comprises: the framework comprises a winding groove, a fixed plate and a magnetic core, wherein the winding groove is of a hollow structure with two open ends, two ends of the winding groove are respectively and correspondingly fixed on the two terminal blocks through the fixed plate, a plurality of PIN feet are arranged on the terminal blocks, each PIN foot comprises a first section of structural component, a second section of structural component and a third section of structural component, the first section of structural component is vertically connected with the terminal block, the second section of structural component is vertically connected with the first section of structural component, and the third section of structural component is vertically connected with the second section of structural component; the magnetic core is a structural member made of PC material. The PIN foot structure is a side direction contact PIN, so that the overall height of the product can be effectively reduced. Through changing the magnetic core into PC material structure, can reduce the consumption of product, make device itself generate heat and reduce, energy transmission efficiency increases.
Description
Technical Field
The utility model relates to the technical field of transformers, in particular to a low-power-consumption patch-type transformer.
Background
The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and the main components are a primary coil, a secondary coil and a magnetic core, and the main functions include voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization and the like.
With the rapid development of electronic technology, people have higher and higher requirements on electronic products, low power consumption is required in most of the existing circuits, the power consumption of the existing transformer meets the requirements at low temperature, the power consumption is obviously improved at high temperature, in addition, the power consumption valley point of a magnetic core material is biased to low temperature, once the working temperature is higher than the power consumption valley point, the higher the temperature is, the higher the power consumption of the magnetic core is, and the higher the power consumption is, and the vicious circle of the higher device temperature is caused. In addition, most of electronic products are developing toward high cost performance, miniaturization and thinning, and the prior transformer has larger volume and cannot meet the current requirements.
Therefore, how to provide a low-power-consumption patch transformer to solve at least one of the above technical problems is provided.
Disclosure of Invention
In view of the above, the utility model provides a low-power-consumption patch-type transformer which is small in size and low in power consumption.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a low power chip transformer comprising: the framework comprises a winding groove, a fixing plate and a terminal block, wherein the winding groove is of a hollow structure with two open ends, two ends of the winding groove are correspondingly fixed on the terminal block through the fixing plate respectively, a plurality of PIN feet are arranged on the terminal block, each PIN foot comprises a first section of structural component, a second section of structural component and a third section of structural component, the first section of structural component is vertically connected with the terminal block, the second section of structural component is vertically connected with the first section of structural component, and the third section of structural component is vertically connected with the second section of structural component;
copper wires are wound on the winding grooves, and the magnetic cores are inserted into openings of the winding grooves.
Preferably, the number of the magnetic cores is 2, and the magnetic cores are both E-shaped and comprise a magnetic core center pillar and a magnetic core periphery fastening frame, wherein the magnetic core center pillar is inserted into the opening of the winding groove, and the magnetic core periphery fastening frame is fixed on two sides of the fixing plate.
Preferably, the terminal block further comprises positioning columns, wherein the positioning columns are fixed at bottoms of two ends of the terminal block.
Preferably, the magnetic core is a structural member made of PC material.
Preferably, the height of the peripheral fastening frame of the magnetic core is 6.5-6.8mm, and the height of the middle column of the magnetic core is 3.0-3.8mm.
Preferably, the copper wire is a fully insulated wire.
Preferably, the number of the terminal blocks is 2, the PIN PINs are side direction PINs, and 12 PIN PINs are arranged on each terminal block.
Preferably, the terminal block further comprises a steel clamp, wherein the steel clamp is located above the terminal block, and the framework and the magnetic core are located inside the steel clamp.
Compared with the prior art, the utility model discloses the patch type transformer with low power consumption, and the original direct insertion type is changed into flat type by changing the skeleton PIN, so that the height of the product is reduced by flat type application of the product, and the structure of the PIN is a side direction contact PIN, so that the overall height of the product can be effectively reduced. Through changing the magnetic core into PC material structure, can reduce the consumption of product, make device itself generate heat and reduce, energy transmission efficiency increases.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a transformer structure provided by the present utility model.
Fig. 2 is a schematic diagram of a skeleton structure provided by the utility model.
Fig. 3 is a schematic diagram of a magnetic core structure provided by the utility model.
Fig. 4 is a schematic diagram of assembling a magnetic core and a framework according to the present utility model.
Wherein, 1, a framework, 2, a magnetic core, 201, a magnetic core center column, 202, a magnetic core peripheral fastening frame, 3, a wire winding groove, 4, a fixing plate, 5 and a positioning column, 6, a terminal block, 7, a PIN foot, 701, a first section structural member, 702, a second section structural member, 703, a third section structural member, 8 and a steel clip.
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.
The embodiment of the utility model discloses a low-power consumption patch type transformer, which is shown in fig. 2, and comprises a framework 1 and a magnetic core 2, wherein the framework 1 is an EFD type SMD patch framework, the framework 1 comprises a winding groove 3, a fixing plate 4 and a terminal block 6, the winding groove 3 is of a hollow structure with two open ends, the two ends of the winding groove 3 are respectively and correspondingly fixed on the two terminal blocks 6 through the fixing plate 4, the terminal block 6 is provided with a plurality of PIN feet 7, the PIN feet 7 comprise a first section structural member 701, a second section structural member 702 and a third section structural member 703, the first section structural member 701 is vertically connected with the terminal block 6, the second section structural member 702 is vertically connected with the first section structural member 701, and the third section structural member 703 is vertically connected with the second section structural member 702;
copper wires are wound on the winding groove 3, and the magnetic core 2 is inserted into the winding groove 3 through an opening, as shown in fig. 4.
In this embodiment, as shown in fig. 3, the magnetic core 2 is in an EE shape, and two magnetic cores 2 are assembled outside the skeleton, specifically including a magnetic core middle pillar 201 and a magnetic core peripheral fastening frame 202, the magnetic core middle pillar 201 is inserted in the opening of the winding slot 3, and the magnetic core peripheral fastening frames 202 are fixed on two sides of the fixing plate 4.
In this embodiment, as shown in fig. 1, the transformer further includes a steel clip 8, where the steel clip 8 is fastened on the magnetic core 2 to fix the magnetic core 2, and is located above the terminal block 6, where the steel clip 8 can effectively fix and protect the magnetic core 2 of the transformer, and the joint of the magnetic core 2 needs dispensing, so that the performance of the magnetic core is more stable. The steel clip can be made of stainless steel.
In this embodiment, the terminal stand further comprises positioning posts 5, and the positioning posts 5 are fixed at bottoms of two ends of the terminal stand 6. The transformer can be positioned at a proper position through the positioning column 5, so that the stability of the product is improved.
In this embodiment, the core 2 is a structural member made of PC. More specifically, the structure of PC96 material can be set, and PC96 material belongs to the low-power consumption material, can effectively reduce the consumption.
In this embodiment, the core Ae has a value of 28-29.6mm 2 The core peripheral fastening frame 202 has a height of 6.5-6.8mm, as shown in fig. 3. On the basis of ensuring the power conversion range, the overall height of the product can be effectively reduced, so that the requirement of a specific space can be met. The height of the middle column 201 of the magnetic core is 3.0-3.8mm, which is lower than the height of the peripheral fastening frame 202, and the height of the middle column is reduced, and the corresponding middle hole of the skeleton (i.e. the heights of the openings at the two ends of the winding slot) can also be reduced to 3.8-4.5mm, so that the winding space is increased, the winding length is reduced, and the copper consumption is reduced.
In this embodiment, the copper wire is a completely insulated wire, has a high withstand voltage level, meets the requirements of small diameter, easy winding and cost reduction of electronic products, is applied to small transformers, switching power supplies and the like, and is an optimal new material for replacing three-layer insulated wires. The specific parameters are as follows:
1) The temperature resistance grade is high and can reach 180 ℃, and the wire diameter FIW with the same specification is smaller than the outer diameter of the three-layer insulated wire.
2) The insulation breakdown voltage is high, >15KV;
3) The insulation strength is high, 6000Vrms and 1min;
4) The steel has direct welding performance, and is at 390 ℃ for 2s (without peeling the coating);
5) The softening temperature is high, the temperature is 250 ℃, and the breakdown is avoided for 2 minutes;
6) The winding performance is excellent, the winding machine is suitable for a high-speed automatic winding machine, and the efficiency is improved;
7) The price is low, which is about half of the price of the three-layer insulated wire with the same specification.
In this embodiment, the PIN 7 is a side PIN, and 12 PINs 7 are provided on each terminal block 6, so that a plurality of windings can be wound, thereby increasing the voltage conversion effect of the transformer. The skeleton with few PINs takes absolute advantage. In addition, the skeleton PIN is a side contact PIN, so that the overall height of the product can be effectively reduced, and a foundation is laid for miniaturization of the product.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A low power chip transformer, comprising: the framework comprises a winding groove, a fixing plate and a terminal block, wherein the winding groove is of a hollow structure with two open ends, two ends of the winding groove are correspondingly fixed on the terminal block through the fixing plate respectively, a plurality of PIN feet are arranged on the terminal block, each PIN foot comprises a first section of structural component, a second section of structural component and a third section of structural component, the first section of structural component is vertically connected with the terminal block, the second section of structural component is vertically connected with the first section of structural component, and the third section of structural component is vertically connected with the second section of structural component;
copper wires are wound on the winding grooves, and the magnetic cores are inserted into openings of the winding grooves;
the number of the magnetic cores is 2, the magnetic cores are E-shaped and comprise a magnetic core center pillar and a magnetic core periphery fastening frame, the magnetic core center pillar is inserted into the opening of the winding groove, and the magnetic core periphery fastening frames are fixed on two sides of the fixing plate; the height of the peripheral fastening frame of the magnetic core is 6.5-6.8mm, and the height of the middle column of the magnetic core is 3.0-3.8mm.
2. The low power chip transformer of claim 1, further comprising positioning posts fixed at bottoms of two ends of said terminal block.
3. The low power chip transformer of claim 1, wherein the core is a PC-material structural member.
4. The low power chip transformer of claim 1, wherein the copper wire is a fully insulated wire.
5. The low-power-consumption patch transformer according to claim 1, wherein the number of the terminal blocks is 2, the PIN PINs are side direction PINs, and 12 PIN PINs are arranged on each terminal block.
6. The low power chip transformer of claim 1, further comprising a steel clip located above said terminal block, and wherein said bobbin and said core are both located inside said steel clip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223222956.5U CN219553379U (en) | 2022-12-01 | 2022-12-01 | Low-power-consumption patch type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223222956.5U CN219553379U (en) | 2022-12-01 | 2022-12-01 | Low-power-consumption patch type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219553379U true CN219553379U (en) | 2023-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223222956.5U Active CN219553379U (en) | 2022-12-01 | 2022-12-01 | Low-power-consumption patch type transformer |
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| Country | Link |
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| CN (1) | CN219553379U (en) |
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- 2022-12-01 CN CN202223222956.5U patent/CN219553379U/en active Active
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