CN205670491U - A kind of power transformer using heat conduction casting glue - Google Patents
A kind of power transformer using heat conduction casting glue Download PDFInfo
- Publication number
- CN205670491U CN205670491U CN201620607718.1U CN201620607718U CN205670491U CN 205670491 U CN205670491 U CN 205670491U CN 201620607718 U CN201620607718 U CN 201620607718U CN 205670491 U CN205670491 U CN 205670491U
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- China
- Prior art keywords
- magnetic core
- heat conduction
- casting glue
- surface plate
- line bag
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Abstract
The utility model relates to a kind of power transformer using heat conduction casting glue, including line bag, magnetic core, metal fixture and shell, described line bag is placed in inside described magnetic core, and it between described line bag and described magnetic core, is reserved with filler district, gap, described gap is filled with heat conduction casting glue in filler district, described heat conduction casting glue is by into a single integrated structure with described magnetic core adhesion for described line bag, the shapes and sizes of described metal fixture match with the shapes and sizes of described magnetic core, and described metal fixture is clipped in the outside of described magnetic core, described shell is by described line bag, magnetic core and metal fixture encapsulate therein, and described metal fixture contacts with described outer casing inner wall.Magnetic core of the present utility model and line bag can be adhesive into an entirety by silica gel, can mutually heat conduction, by metal fixture, entirety heat is led shell again to dissipate, the radiating efficiency of transformer is so greatly improved, low cost, light weight simultaneously, can keep in repair, there is no fan, it is not necessary to consider fan life.
Description
Technical field
The utility model relates to a kind of power transformer, is specifically related to a kind of power supply transformation using heat conduction casting glue
Device.
Background technology
Current high-power power transformer heat radiation has in the following several ways: 1 fan exhausting, strengthens cross-ventilation, this
Radiating mode effect is obvious, but the life-span of fan and noise also become the development bottleneck of this type of power supply.2 full encapsulatings, make anti-
Water power source, is led the heat of transformer to shell by casting glue, then is dissipated to air by shell, and this mode advantage is a lot, removes
Beyond good heat dissipation, to water, to ash, worm etc. protects completely, but shortcoming to be glue consumption big, high price is expensive, and power supply is heavy, can not tie up
Repair.3 make metal fixture to measure for transformer, by this fixture, magnetic core of transformer are connected with shell heat conduction, and advantage is cost
Low, easily operate, shortcoming is that radiating effect is insufficient: can only the direct heat radiation to magnetic core of transformer, and line bag could not and holder contacts
So the temperature of line bag is still very high.
Utility model content
Technical problem to be solved in the utility model is to provide the use of a kind of low cost, light weight and good heat dissipation effect
The power transformer of heat conduction casting glue.
The technical scheme that the utility model solves above-mentioned technical problem is as follows: a kind of power supply transformation using heat conduction casting glue
Device, including line bag, magnetic core, metal fixture and shell, described line bag is placed in inside described magnetic core, and described line bag and described magnetic
Being reserved with filler district, gap between core, being filled with heat conduction casting glue in filler district, described gap, described heat conduction casting glue is by described
Line bag is into a single integrated structure with described magnetic core adhesion, the shapes and sizes phase of the shapes and sizes of described metal fixture and described magnetic core
Mating, and described metal fixture being clipped in the outside of described magnetic core, described line bag, magnetic core and metal fixture are encapsulated in by described shell
Inside it, and described metal fixture contacts with described outer casing inner wall.
The beneficial effects of the utility model are: a kind of power transformer using heat conduction casting glue of the utility model will have few
Amount heat conduction casting glue is filled in the space between magnetic core and line bag, allows magnetic core and line bag can be adhesive into one by silica gel
Overall, can mutually heat conduction, then by metal fixture, entirety heat is led shell and dissipates, transformer is so greatly improved
Radiating efficiency, simultaneously low cost, light weight, can keep in repair, not have fan, it is not necessary to considers fan life.
On the basis of technique scheme, the utility model can also do following improvement.
Further, described metal fixture is connected by fastening screw with described shell.
Further, described heat conduction casting glue is organic silica gel.
Further, described magnetic core is constituted with the sub-magnetic core of magnetic core center pillar by two pieces, and described line bag includes skeleton, described bone
Frame is provided with wrapping post, described wrapping post is wound with coil, and described wrapping post two ends are with through hole, two pieces of described sub-magnetic cores
The relative through hole stretching into described wrapping post of magnetic core center pillar two ends in, formed between described line bag and two pieces of described sub-magnetic cores
Filler district, described gap.
Further, two pieces of sub-magnetic cores of described magnetic core are " mountain " character form structure, and two pieces of described sub-magnetic cores are oppositely arranged structure
Rectangular frame.
Further, described metal fixture is the one knot being made up of the first surface plate, the second surface plate and the 3rd surface plate
Structure, and described first surface plate and the 3rd surface plate all vertical and be parallel to each other be arranged on relative the two of described second surface plate
On end, it is flat that rectangle frame that two pieces of described sub-magnetic cores are oppositely arranged composition is positioned at described first surface plate, the second surface plate and the 3rd
In the retaining groove that panel is constituted, and the two opposite outer face of two pieces of described sub-magnetic cores rectangle frame of being oppositely arranged composition is corresponding and described
The medial surface of the first surface plate of metal fixture and the 3rd surface plate contacts, the inwall of described shell and described secondth plane
The lateral surface of plate contacts.
Further, described fastening screw is provided with two, and two described fastening screw Distribution and localization are in described second plane
On plate.
Brief description
Fig. 1 is the oblique view of a kind of power transformer using heat conduction casting glue of the utility model；
Fig. 2 is the top view of a kind of power transformer using heat conduction casting glue of the utility model；
Fig. 3 is the structural representation of the magnetic core of a kind of power transformer using heat conduction casting glue of the utility model；
Fig. 4 is the structural representation of the skeleton of the line bag of a kind of power transformer using heat conduction casting glue of the utility model
Figure.
In accompanying drawing, the list of parts representated by each label is as follows:
1st, line bag, the 11st, skeleton, the 12nd, wrapping post, the 2nd, magnetic core, the 21st, magnetic core center pillar, the 22nd, sub-magnetic core, the 3rd, metal fixture, the 31st,
First surface plate, the 32nd, the second surface plate, the 33rd, the 3rd surface plate, the 4th, gap filler district, the 5th, fasten screw.
Detailed description of the invention
Being described principle of the present utility model and feature below in conjunction with accompanying drawing, example is served only for explaining this practicality
Novel, it is not intended to limit scope of the present utility model.
As depicted in figs. 1 and 2, a kind of power transformer using heat conduction casting glue, including line bag the 1st, magnetic core the 2nd, metal clip
Tool 3 and shell, it is internal that described line bag 1 is placed in described magnetic core 2, and be reserved with gap between described line bag 1 and described magnetic core 2 and fill out
Glue district 4, is filled with heat conduction casting glue in filler district, described gap 4, described heat conduction casting glue is by described line bag 1 and described magnetic core 2
Adhesion is into a single integrated structure, and the shapes and sizes of described metal fixture 3 match with the shapes and sizes of described magnetic core 2, and described
Metal fixture 3 is clipped in the outside of described magnetic core 2, and described line bag the 1st, magnetic core 2 and metal fixture 3 are encapsulated within it by described shell
Portion, and described metal fixture 3 contacts with described outer casing inner wall.Described metal fixture 3 is with described shell by fastening screw 5 even
Connect.Described heat conduction casting glue is organic silica gel.
As it is shown on figure 3, described magnetic core 2 is constituted with the sub-magnetic core 22 of magnetic core center pillar 21 by two pieces；As shown in Figure 4, described
Line bag 1 includes skeleton 11, and described skeleton 11 is provided with wrapping post 12, and described wrapping post 12 is wound with coil, and described coiling
Post 12 two ends are with through hole, and in this specific embodiment, described wrapping post 12 is cylindrical shape, the magnetic core of two pieces of described sub-magnetic cores 22
In the two ends of the through hole that what center pillar 21 was relative stretch into described wrapping post 12, shape between described line bag 1 and two pieces of described sub-magnetic cores 22
Become filler district, described gap 4.
In this specific embodiment, as preferably, two pieces of sub-magnetic cores 22 of described magnetic core 2 are " mountain " character form structure,
Two pieces of described sub-magnetic cores 22 are oppositely arranged composition rectangle frame.Described metal fixture 3 is for by the first surface plate the 31st, the second surface plate 32
The integrative-structure constituting with the 3rd surface plate 33, and described first surface plate 31 and the 3rd surface plate 33 are all vertical and are parallel to each other
The opposite end being arranged on described second surface plate 32 on, the rectangle frame that two pieces of described sub-magnetic cores 22 are oppositely arranged composition is positioned at
In the retaining groove that described first surface plate the 31st, the second surface plate 32 and the 3rd surface plate 33 are constituted, and two pieces of described sub-magnetic cores are relative
Corresponding the first surface plate 31 with described metal fixture 3 of relative two lateral surfaces and the 3rd surface plate of the rectangle frame constituting are set
The medial surface of 33 contacts, and described shell contacts with the lateral surface of described second surface plate 32.Described fastening screw 5 is provided with two
Individual, and two described fastening screw 5 Distribution and localization are on described second surface plate 32.
The sub-magnetic core 22 of the magnetic core 2 in a kind of power transformer using heat conduction casting glue of the utility model can also be it
His shape, it is not limited to " mountain " character form structure, the utility model is suitable for magnetic core 2 and the line bag 1 of any style on the market,
And the mounting structure of described line bag 1 is the vertical or horizontal inside being arranged on described magnetic core 2.
The utility model is a kind of use the power transformer of heat conduction casting glue with the transformation not having heat conduction casting glue to fill
In the use contrast of device, temperature test data are as shown in the table:
As can be seen from the above table, relative to the traditional structure in comparative example in the utility model, owing to organic silica gel is filled
In space between the magnetic core and line bag of transformer, allow the magnetic core of transformer and line bag can be adhesive into one by silica gel
Overall, can mutually heat conduction, then by fixture, the overall heat of transformer is led shell and dissipates.The line bag temperature of transformer
Reducing by 19 DEG C, magnetic core temperature reduces 10 DEG C, and the cooling extent of 19/10 DEG C has fully met requirement used in everyday
A kind of power transformer using heat conduction casting glue of the utility model will have a small amount of heat conduction casting glue to be filled into magnetic core
And in the space between line bag, allow magnetic core and line bag can be adhesive into an entirety by silica gel, can mutually heat conduction, then lead to
Cross metal fixture entirety heat is led shell to dissipate, the radiating efficiency of transformer, simultaneously low cost, matter are so greatly improved
Amount is light, can keep in repair, not have fan, it is not necessary to consider fan life.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in guarantor of the present utility model
Within the scope of protecting.
Claims (7)
1. the power transformer using heat conduction casting glue, it is characterised in that: include line bag (1), magnetic core (2), metal fixture
(3) and shell, described line bag (1) to be placed in described magnetic core (2) internal, and reserve between described line bag (1) and described magnetic core (2)
Having filler district, gap (4), being filled with heat conduction casting glue in filler district, described gap (4), described heat conduction casting glue is by described line bag
(1) into a single integrated structure with described magnetic core (2) adhesion, the shape of the shapes and sizes of described metal fixture (3) and described magnetic core (2)
Matching with size, and described metal fixture (3) being clipped in the outside of described magnetic core (2), described shell is by described line bag (1), magnetic
Core (2) and metal fixture (3) encapsulate therein, and described metal fixture (3) contacts with described outer casing inner wall.
2. a kind of power transformer using heat conduction casting glue according to claim 1, it is characterised in that: described metal clip
Tool (3) is connected by fastening screw (5) with described shell.
3. a kind of power transformer using heat conduction casting glue according to claim 1 and 2, it is characterised in that: described lead
Hot casting glue is organic silica gel.
4. a kind of power transformer using heat conduction casting glue according to claim 1 and 2, it is characterised in that: described magnetic
Core (2) is constituted with the sub-magnetic core (22) of magnetic core center pillar (21) by two pieces, and described line bag (1) includes skeleton (11), described skeleton
(11) it is provided with wrapping post (12), described wrapping post (12) is wound with coil, and described wrapping post (12) two ends are with through hole,
In the two ends of the relative through hole stretching into described wrapping post (12) of the magnetic core center pillar (21) of two pieces of described sub-magnetic cores (22), described line
Form filler district, described gap (4) between bag (1) and two pieces of described sub-magnetic cores (22).
5. a kind of power transformer using heat conduction casting glue according to claim 4, it is characterised in that: described magnetic core
(2) two pieces of sub-magnetic cores (22) are " mountain " character form structure, and two pieces of described sub-magnetic cores (22) are oppositely arranged composition rectangle frame.
6. a kind of power transformer using heat conduction casting glue according to claim 5, it is characterised in that: described metal clip
Tool (3) is the integrative-structure that is made up of the first surface plate (31), the second surface plate (32) and the 3rd surface plate (33), and described the
One surface plate (31) and the 3rd surface plate (33) all vertical and be parallel to each other be arranged on the relative of described second surface plate (32)
On two ends, the rectangle frame that two pieces of described sub-magnetic cores (22) are oppositely arranged composition is positioned at described first surface plate (31), the second plane
In the retaining groove that plate (32) and the 3rd surface plate (33) are constituted, and two pieces of described sub-magnetic cores (22) are oppositely arranged the rectangle frame of composition
First surface plate (31) of the corresponding and described metal fixture (3) of relative two lateral surfaces and the medial surface phase of the 3rd surface plate (33)
Contact, the inwall of described shell with the lateral surface of the second surface plate (32) contact.
7. a kind of power transformer using heat conduction casting glue according to claim 6, it is characterised in that: described fastening spiral shell
Silk (5) is provided with two, and two described fastening screw (5) Distribution and localization are on described second surface plate (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620607718.1U CN205670491U (en) | 2016-06-20 | 2016-06-20 | A kind of power transformer using heat conduction casting glue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620607718.1U CN205670491U (en) | 2016-06-20 | 2016-06-20 | A kind of power transformer using heat conduction casting glue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205670491U true CN205670491U (en) | 2016-11-02 |
Family
ID=57192564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620607718.1U Expired - Fee Related CN205670491U (en) | 2016-06-20 | 2016-06-20 | A kind of power transformer using heat conduction casting glue |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205670491U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036769A (en) * | 2017-06-08 | 2018-12-18 | 台达电子企业管理（上海）有限公司 | Magnetic element and vehicle power module with it |
| CN110491662A (en) * | 2019-08-29 | 2019-11-22 | 中国振华（集团）新云电子元器件有限责任公司 | A kind of assemble method of combination type transformer |
| CN113949171A (en) * | 2021-11-17 | 2022-01-18 | 重庆前卫无线电能传输研究院有限公司 | Rail-mounted wireless charging pickup device and forming method thereof |
| CN115320025A (en) * | 2022-08-16 | 2022-11-11 | 肇庆晟辉电子科技有限公司 | Waterproof glue filling repair-free jig |
| US11842838B2 (en) | 2017-06-08 | 2023-12-12 | Delta Electronics (Shanghai) Co., Ltd. | Magnetic component |
-
2016
- 2016-06-20 CN CN201620607718.1U patent/CN205670491U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036769A (en) * | 2017-06-08 | 2018-12-18 | 台达电子企业管理（上海）有限公司 | Magnetic element and vehicle power module with it |
| US11842838B2 (en) | 2017-06-08 | 2023-12-12 | Delta Electronics (Shanghai) Co., Ltd. | Magnetic component |
| CN110491662A (en) * | 2019-08-29 | 2019-11-22 | 中国振华（集团）新云电子元器件有限责任公司 | A kind of assemble method of combination type transformer |
| CN113949171A (en) * | 2021-11-17 | 2022-01-18 | 重庆前卫无线电能传输研究院有限公司 | Rail-mounted wireless charging pickup device and forming method thereof |
| CN113949171B (en) * | 2021-11-17 | 2023-06-30 | 重庆前卫无线电能传输研究院有限公司 | Rail type wireless charging pickup and forming method thereof |
| CN115320025A (en) * | 2022-08-16 | 2022-11-11 | 肇庆晟辉电子科技有限公司 | Waterproof glue filling repair-free jig |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161102 Termination date: 20180620 |