CN109448966A - A kind of transformer core convenient for heat dissipation - Google Patents
A kind of transformer core convenient for heat dissipation Download PDFInfo
- Publication number
- CN109448966A CN109448966A CN201811575898.XA CN201811575898A CN109448966A CN 109448966 A CN109448966 A CN 109448966A CN 201811575898 A CN201811575898 A CN 201811575898A CN 109448966 A CN109448966 A CN 109448966A
- Authority
- CN
- China
- Prior art keywords
- iron core
- core module
- folder frame
- heat dissipation
- transformer
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
- H01F27/266—Fastening or mounting the core on casing or support
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformer Cooling (AREA)
Abstract
The invention discloses a kind of transformer core convenient for heat dissipation, including bottom plate and coil, the surface of the bottom plate is fixedly connected by fixing bolt with the bottom of folder frame, the upper surface centre of the folder frame is fixedly connected cored, this kind invention design is reasonable, practical function, it is very suitable to transformer core use, its heat dissipation area and duct dimension are all adjustable, by iron core module using the different in width of air gap between various combination mode and iron core module, available different degrees of heat dissipation effect, and under the cooperation of heat sink and heat release hole, so that it is adapted from different loss distributions and the class of insulation, due to the improvement of radiating condition, it can be using cost is relatively low and the preferable ferrite of heating conduction is as core material, it does not need using higher cost and the lower amorphous of iron loss or nano crystal iron core material, from And lowering material cost, functional is suitble to be widely popularized.
Description
Technical field
The present invention relates to power transformer technical field, in particular to a kind of transformer core convenient for heat dissipation.
Background technique
Iron core is main magnetic circuit part in transformer.It is usually higher by silicon content, surface be coated with insulated paint hot rolling or
Cold-reduced silicon sheet closed assembly forms.Iron core and complete EM induction system is formed around coil on it.Power transformer transmission
The size of power, depending on the material and cross-sectional area of iron core, transformer efficiency is bigger, and the two sides Yu Tiexin can distinguish hookup wire
Circle, therefore the coil turn of transformer can be distributed and be wrapped in two lines, thus keep the average turn length of each line packet shorter, coil
Copper loss reduces, in addition if can achieve full symmetric effect requiring symmetrical two coils to wrap rotating around in two lines
Fruit.It is known as ED type silicon steel sheet at a set of silicon steel sheet by four c-type silicon steel sheet groups, transformer shape made of ED type silicon steel sheet is in flat
Wide shape, in power, ED type transformer ratio CD type transformer is shorter under the same conditions, and width more greatly, is mounted on additionally, due to coil
Among silicon steel sheet, there is external magnetic circuit, therefore leakage field is small, it is small to overall interference, but its all coils is all wound on a line and wraps, line
Packet is thicker, causes existing iron core heat dissipation effect poor, influences transformer use.
Summary of the invention
The main purpose of the present invention is to provide a kind of transformer cores convenient for heat dissipation, can effectively solve background technique
The problems in.
To achieve the above object, the technical scheme adopted by the invention is as follows:
The surface of a kind of transformer core convenient for heat dissipation, including bottom plate and coil, the bottom plate passes through fixing bolt and folder
The bottom of frame is fixedly connected, it is described folder frame upper surface centre be fixedly connected it is cored, the iron core include the first iron core
Module, the second iron core module and third iron core module, first iron core module, the second iron core module and third iron core module
Structure is identical, and heat sink is fixedly connected in the middle part of the third iron core module, and heat release hole, institute are provided in the middle part of the heat sink
It states and is fixedly connected with electrode slice at the top of third iron core module, the surface wrap of the folder frame has coil, the side of the folder frame
It is provided with and draws port, the other side of the folder frame is provided with pin, and the inner hub location bottom end of the folder frame is fixedly connected
There is mandril, the edge of the mandril is fixedly connected by fixed bracket with the inner wall for pressing from both sides frame.
Further, the material of the heat sink is aluminum bronze material, and the heat sink is square structure, and the heat sink is set
It is placed in the medium position of the first iron core module, the second iron core module and third iron core module.
Further, the heat release hole is circular configuration, and the heat release hole is at least provided with two, the heat release hole setting
In the both ends of heat sink, between the heat release hole and the first iron core module, the second iron core module and the middle part of third iron core module
Air duct connection.
Further, the material of the iron core is ferrite lattice, and the structure of the iron core is triangular prism-shaped structure, described
The both ends of iron core are embedded in the inside of symmetrical folder frame respectively.
Further, the coil is wireless using multiply silk-covered wire SEDQZJ0.1X1050 and around the coil is in folder frame
The positive and negative winding 4-5 in inside circle, the root of the coil is socketed with silica gel sleeve pipe.
Further, for the folder frame at least provided with two, the folder frame and transformer contact position are coated with silicone grease, described
The surface of folder frame is coated with antirust paint, and the folder frame is triangular structure.
Further, first iron core module, the second iron core module and third iron core module are O-shaped structure, described
Air duct is provided in the middle part of first iron core module, the second iron core module and third iron core module.
Compared with prior art, the invention has the following beneficial effects: this kind invention designs rationally, practical function, very
Be suitble to transformer core to use, heat dissipation area and duct dimension be all it is adjustable, iron core module is used into various combination side
The different in width of air gap between formula and iron core module, available different degrees of heat dissipation effect, and in heat sink and dissipate
Under the cooperation of hot hole, so that it is adapted from different loss distributions and the class of insulation, due to the improvement of radiating condition, it can adopt
Use that cost is relatively low and the preferable ferrite of heating conduction is as core material, do not need using higher cost and iron loss it is lower non-
Brilliant or nano crystal iron core material, to lower material cost, functional is suitble to be widely popularized.
Detailed description of the invention
Fig. 1 is the whole overlooking structure diagram of the present invention.
Fig. 2 is third battery core module structural schematic diagram of the present invention.
Fig. 3 is the whole side structure schematic view of the present invention.
In figure: 1, bottom plate；2, coil；3, port is drawn；4, frame is pressed from both sides；5, iron core；6, pin；7, fixed bracket；8, mandril；
9, electrode slice；10, heat sink；11, the first iron core module；12, the second iron core module；13, third iron core module；14, heat release hole.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
As shown in Figure 1-3, a kind of transformer core convenient for heat dissipation, including bottom plate 1 and coil 2, the surface of the bottom plate 1
It is fixedly connected by fixing bolt with the bottom of folder frame 4, the upper surface centre of the folder frame 4 is fixedly connected with cored 5, described
Iron core 5 includes the first iron core module 11, the second iron core module 12 and third iron core module 13, first iron core module 11, the
Two iron core modules 12 are identical with the structure of third iron core module 13, and the middle part of the third iron core module 13 is fixedly connected with heat dissipation
Plate 10, the middle part of the heat sink 10 are provided with heat release hole 14, and the top of the third iron core module 13 is fixedly connected with electrode slice
9, the surface wrap of the folder frame 4 has coil 2, and the side of the folder frame 4, which is provided with, draws port 3, the other side of the folder frame 4
It is provided with pin 6, the inner hub location bottom end of the folder frame 4 is fixedly connected with mandril 8, and the edge of the mandril 8 is logical
Fixed bracket 7 is crossed to be fixedly connected with the inner wall for pressing from both sides frame 4.
Wherein, the material of the heat sink 10 is aluminum bronze material, and the heat sink 10 is square structure, the heat sink 10
It is set to the medium position of the first iron core module 11, the second iron core module 12 and third iron core module 13, it can by heat sink 10
To improve heat dissipation effect.
Wherein, the heat release hole 14 is circular configuration, and at least provided with two, the heat release hole 14 is set the heat release hole 14
It is placed in the both ends of heat sink 10, the heat release hole 14 and the first iron core module 11, the second iron core module 12 and third iron core module
Air duct is connected between 13 middle part, can be connected to air duct by heat release hole 14, and air flowing is improved.
Wherein, the material of the iron core 5 is ferrite lattice, and the structure of the iron core 5 is triangular prism-shaped structure, the iron
The both ends of core 5 are embedded in the inside of symmetrical folder frame 4 respectively, can effectively reduce material by the material of iron core 5
Cost, and iron core 5 is effectively increased its thermal conductivity.
Wherein, the coil 2 is wireless using multiply silk-covered wire SEDQZJ0.1X1050 and around the coil 2 is in folder frame 4
The positive and negative winding 4-5 circle in inside, the root of the coil 2 is socketed with silica gel sleeve pipe, can have by the silica gel sleeve pipe of 2 root of coil
Effect plays the effect of insulation, and then increases its safety.
Wherein, for the folder frame 4 at least provided with two, the folder frame 4 is coated with silicone grease, the folder with transformer contact position
The surface of frame 4 is coated with antirust paint, and the folder frame 4 is triangular structure, and it is corrosion-resistant that the antirust paint on folder 4 surface of frame can increase its
Property, and then prolong its service life.
Wherein, first iron core module 11, the second iron core module 12 and third iron core module 13 are O-shaped structure, institute
The middle part for stating the first iron core module 11, the second iron core module 12 and third iron core module 13 is provided with air duct, passes through the first iron core
The combination connecting mode of module 11, the second iron core module 12 and third iron core module 13, can be improved the radiating surface between module
Product.
It should be noted that the present invention is a kind of transformer core convenient for heat dissipation, in use, first by the first iron core mould
Block 11, the second iron core module 12 and third iron core module 13 are assembled, and triangular prism-shaped is formed, and intermediate position forms air duct, wind
Road is connected to the heat release hole 14 on heat sink 10, is increased air flow property, is improved heat dissipation effect, the iron core 5 that will be combined
Be put into inside folder frame 4, be fixed by fixed bracket 7, by iron core module using various combination mode and iron core module it
Between air gap different in width, available different degrees of heat dissipation effect, and under the cooperation of heat sink 10 and heat release hole 14,
So that it is adapted from different loss distributions with the class of insulation, due to the improvement of radiating condition, can using cost is relatively low and
The preferable ferrite of heating conduction is not needed as 5 material of iron core using higher cost and iron loss lower amorphous or nanocrystalline
Core material, thus lower material cost, functional.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (7)
1. a kind of transformer core convenient for heat dissipation, including bottom plate (1) and coil (2), it is characterised in that: the bottom plate (1)
Surface is fixedly connected by fixing bolt with the bottom of folder frame (4), and the upper surface centre of folder frame (4) is fixedly connected with iron
Core (5), the iron core (5) includes the first iron core module (11), the second iron core module (12) and third iron core module (13), described
First iron core module (11), the second iron core module (12) are identical with the structure of third iron core module (13), the third iron core mould
It is fixedly connected in the middle part of block (13) heat sink (10), is provided with heat release hole (14), the third in the middle part of the heat sink (10)
It is fixedly connected at the top of iron core module (13) electrode slice (9), the surface wrap of folder frame (4) has coil (2), the folder frame
(4) side, which is provided with, draws port (3), and the other side of folder frame (4) is provided with pin (6), the inside of folder frame (4)
Center bottom end is fixedly connected with mandril (8), and the edge of the mandril (8) passes through fixed bracket (7) and presss from both sides frame (4)
Inner wall is fixedly connected.
2. the transformer core according to claim 1 convenient for heat dissipation, it is characterised in that: the material of the heat sink (10)
For aluminum bronze material, the heat sink (10) is square structure, and the heat sink (10) is set to the first iron core module (11), second
The medium position of iron core module (12) and third iron core module (13).
3. the transformer core according to claim 1 convenient for heat dissipation, it is characterised in that: the heat release hole (14) is circle
Structure, for the heat release hole (14) at least provided with two, the heat release hole (14) is set to the both ends of heat sink (10), described to dissipate
Air duct connects between hot hole (14) and the first iron core module (11), the second iron core module (12) and the middle part of third iron core module (13)
It is logical.
4. the transformer core according to claim 1 convenient for heat dissipation, it is characterised in that: the material of the iron core (5) is
Ferrite lattice, the structure of the iron core (5) are triangular prism-shaped structure, and the both ends of the iron core (5) are embedded in symmetrical point respectively
The inside of the folder frame (4) of cloth.
5. the transformer core according to claim 1 convenient for heat dissipation, it is characterised in that: the coil (2) uses multiply
Silk-covered wire SEDQZJ0.1X1050 is wirelessly and around the coil (2) is in the positive and negative winding 4-5 circle in the inside of folder frame (4), the coil
(2) root is socketed with silica gel sleeve pipe.
6. the transformer core according to claim 1 convenient for heat dissipation, it is characterised in that: the folder frame (4) is at least arranged
There are two, the folder frame (4) and transformer contact position are coated with silicone grease, and the surface of folder frame (4) is coated with antirust paint, the folder
Frame (4) is triangular structure.
7. the transformer core according to claim 1 convenient for heat dissipation, it is characterised in that: first iron core module
(11), the second iron core module (12) and third iron core module (13) are O-shaped structure, first iron core module (11), second
Air duct is provided in the middle part of iron core module (12) and third iron core module (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811575898.XA CN109448966A (en) | 2018-12-22 | 2018-12-22 | A kind of transformer core convenient for heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811575898.XA CN109448966A (en) | 2018-12-22 | 2018-12-22 | A kind of transformer core convenient for heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109448966A true CN109448966A (en) | 2019-03-08 |
Family
ID=65535066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811575898.XA Pending CN109448966A (en) | 2018-12-22 | 2018-12-22 | A kind of transformer core convenient for heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109448966A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114203393A (en) * | 2021-12-17 | 2022-03-18 | 天长市文峰电子科技有限公司 | Transformer framework for electric vehicle charger |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5376912A (en) * | 1992-03-12 | 1994-12-27 | Casagrande; Serge | Combined transformer and inductor |
| CN101465199A (en) * | 2007-12-21 | 2009-06-24 | 新疆华易石油工程技术有限公司 | Variable capacitance and energy-saving transformer |
| KR101026357B1 (en) * | 2010-09-10 | 2011-04-05 | 주식회사 케이피 일렉트릭 | 3 phases delta type transformer |
| CN102074335A (en) * | 2010-11-30 | 2011-05-25 | 薛建仁 | Triangle transformer built in high and low voltage leads |
| CN106449035A (en) * | 2016-12-12 | 2017-02-22 | 沈小红 | Combined type iron core structure of dry-type transformer |
| CN209087523U (en) * | 2018-12-22 | 2019-07-09 | 泰州市天力铁芯制造有限公司 | A kind of transformer core convenient for heat dissipation |
-
2018
- 2018-12-22 CN CN201811575898.XA patent/CN109448966A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5376912A (en) * | 1992-03-12 | 1994-12-27 | Casagrande; Serge | Combined transformer and inductor |
| CN101465199A (en) * | 2007-12-21 | 2009-06-24 | 新疆华易石油工程技术有限公司 | Variable capacitance and energy-saving transformer |
| KR101026357B1 (en) * | 2010-09-10 | 2011-04-05 | 주식회사 케이피 일렉트릭 | 3 phases delta type transformer |
| CN102074335A (en) * | 2010-11-30 | 2011-05-25 | 薛建仁 | Triangle transformer built in high and low voltage leads |
| CN106449035A (en) * | 2016-12-12 | 2017-02-22 | 沈小红 | Combined type iron core structure of dry-type transformer |
| CN209087523U (en) * | 2018-12-22 | 2019-07-09 | 泰州市天力铁芯制造有限公司 | A kind of transformer core convenient for heat dissipation |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114203393A (en) * | 2021-12-17 | 2022-03-18 | 天长市文峰电子科技有限公司 | Transformer framework for electric vehicle charger |
| CN114203393B (en) * | 2021-12-17 | 2024-03-22 | 天长市文峰电子科技有限公司 | Transformer skeleton for electric vehicle charger |
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