CN219716624U - High power density small volume transformer - Google Patents
High power density small volume transformer Download PDFInfo
- Publication number
- CN219716624U CN219716624U CN202320967948.9U CN202320967948U CN219716624U CN 219716624 U CN219716624 U CN 219716624U CN 202320967948 U CN202320967948 U CN 202320967948U CN 219716624 U CN219716624 U CN 219716624U
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- transformer
- mounting
- power density
- transformer shell
- hole
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- 238000004804 winding Methods 0.000 claims abstract description 27
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 4
- 230000009466 transformation Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Abstract
The utility model discloses a high-power-density small-volume transformer which comprises a transformer shell, wherein a heat radiating device is arranged in one end of the transformer shell, a mounting frame is arranged on the inner side of the heat radiating device, an exhaust fan is arranged in the center of the mounting frame, an exhaust hole is formed in one end of the heat radiating device, a first mounting piece is arranged at one end of the inner side of the transformer shell, and a second mounting groove is formed in the inner side of the first mounting piece. According to the utility model, the heat radiating device is fixed at one end of the winding group, and the exhaust fan is arranged at the inner side of the heat radiating device through the mounting frame, so that the exhaust fan drives air flow in the transformer shell to circulate when rotating, and the heat in the transformer shell is discharged out of the transformer shell through the exhaust hole, so that the problem that the winding group is burnt out due to overhigh temperature in the transformer is solved, the transformer is prevented from being damaged and cannot be normally used, and the service life of the transformer is further prolonged.
Description
Technical Field
The utility model relates to the technical field of transformers, in particular to a high-power-density small-volume transformer.
Background
A transformer is a device for changing an ac voltage by electromagnetic induction, and is generally composed of a primary coil, a secondary coil, and a magnetic core, and is mainly used for voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization, and the like.
The present electronic transformer converts alternating voltage of commercial power into direct current, and then forms an electronic device of high frequency alternating voltage output, namely a so-called ac-dc-ac inverter circuit, through a control component, an electronic element and a high frequency transformer winding, but after the inventor makes effort, the inventor finds that when the existing high power density transformer is used, a large amount of heat is generated by the internal coil winding, if the heat in the transformer is discharged out suddenly, the winding group in the transformer is burnt out, so that the transformer cannot be used, therefore, the inventor proposes a high power density small-volume transformer for solving the problems.
Disclosure of Invention
The utility model aims to provide a high-power density small-volume transformer so as to solve the problem that when the existing high-power density transformer is used, a large amount of heat is generated by an internal coil winding of the existing high-power density transformer, if the heat in the transformer is discharged out in an emergency, a winding group in the transformer can be burnt out, and the transformer cannot be used.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high power density small-size transformer, includes the transformer casing, the inside of transformer casing one end is provided with heat abstractor, heat abstractor's inboard is provided with the mounting bracket, the center department of mounting bracket is provided with the exhaust fan, just the inside of heat abstractor one end is provided with the exhaust hole, just the inboard one end of transformer casing is provided with first installed part, the inboard of first installed part is provided with the second mounting groove, the internally mounted of second mounting groove has wire winding group, just heat abstractor's the other end is fixed in wire winding group one end to drive the inside air current circulation of transformer casing when the exhaust fan is rotatory.
According to the technical scheme, the other end of the inner side of the transformer shell is provided with the second mounting piece, the inner side of the second mounting piece is provided with the third mounting groove, and the inside of the second mounting piece is provided with the first through hole so that heat in the transformer shell can circulate through the first through hole.
As a technical scheme of the utility model, the second through hole is formed in the winding group, and the coil is wound outside the winding group, so that heat in the transformer shell is conveniently transmitted to the heat dissipation device through the second through hole.
As a technical scheme of the utility model, the bottom ends of two sides of the transformer shell are provided with the bottom plates, and the U-shaped grooves are formed in the bottom plates so as to facilitate the fixing pieces to be arranged in the U-shaped grooves and fix the transformer shell.
As a technical scheme of the utility model, the inside of both sides of the transformer shell is provided with the first mounting groove, and the filter assembly is arranged in the first mounting groove so that the filter assembly is arranged in the first mounting groove.
As a technical scheme of the utility model, the inside of the filter assembly is provided with the air inlet hole, and the inside of the filter assembly is provided with the filter layer, so that air outside the transformer shell enters the inside of the transformer shell through the air inlet hole, and dust in the air is filtered by the filter layer.
Compared with the prior art, the utility model has the beneficial effects that: the high-power-density small-volume transformer has the advantages of reasonable structure, convenience in use and simplicity in later maintenance, and has the following advantages;
(1) According to the utility model, the heat radiating device is fixed at one end of the winding group, the exhaust fan is arranged at the inner side of the heat radiating device through the mounting frame, so that the exhaust fan drives air flow in the transformer shell to circulate when rotating, and heat in the transformer shell is discharged out of the transformer shell through the exhaust hole, so that the problem that the winding group is burnt out due to overhigh temperature in the transformer is solved, the transformer is prevented from being damaged and cannot be normally used, and the service life of the transformer is further prolonged;
(2) According to the utility model, the second mounting piece is arranged at one end of the inner side of the transformer shell, the first through hole is formed in the second mounting piece, the third mounting groove is formed in the inner side of the second mounting piece, then the other end of the winding group is arranged in the third mounting groove, so that air flow in the transformer shell enters the second through hole through the first through hole, then the heat in the second through hole is discharged through the exhaust hole by the exhaust fan, and further the inside of the transformer shell is uniformly radiated, and the phenomena of overhigh local temperature and uneven radiation in the transformer shell are avoided;
(3) According to the utility model, the first mounting grooves are formed in the two sides of the transformer shell, and the filter assembly is mounted in the first mounting grooves, so that external air flow enters the transformer shell through the air inlet holes, and the air flow is filtered through the filter layer, so that dust in the air flow is prevented from entering the transformer shell, and the working performance of the transformer is influenced.
Drawings
FIG. 1 is a schematic diagram of the front external structure of the present utility model;
FIG. 2 is a schematic cross-sectional elevation view of the present utility model;
FIG. 3 is a schematic side sectional view of the present utility model;
FIG. 4 is a schematic top view of the present utility model;
fig. 5 is an enlarged schematic view of the structure of fig. 4 a according to the present utility model.
In the figure: 1. a transformer housing; 2. a bottom plate; 3. a U-shaped groove; 4. a first mounting groove; 5. a filter assembly; 6. an air inlet hole; 7. a filter layer; 8. a first mounting member; 9. a second mounting groove; 10. a second mounting member; 11. a first through hole; 12. a third mounting groove; 13. a winding group; 14. a second through hole; 15. a coil; 16. a heat sink; 17. a mounting frame; 18. an exhaust fan; 19. and an exhaust hole.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. 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.
Referring to fig. 1-5, an embodiment of the present utility model is provided: the high-power-density small-volume transformer comprises a transformer shell 1, wherein a heat radiating device 16 is arranged in one end of the transformer shell 1, a mounting frame 17 is arranged on the inner side of the heat radiating device 16, an exhaust fan 18 is arranged in the center of the mounting frame 17, an exhaust hole 19 is formed in one end of the heat radiating device 16, a first mounting piece 8 is arranged at one end of the inner side of the transformer shell 1, a second mounting groove 9 is formed in the inner side of the first mounting piece 8, a winding group 13 is arranged in the second mounting groove 9, and the other end of the heat radiating device 16 is fixed at one end of the winding group 13;
when the transformer is used, the heat radiating device 16 is fixed at one end of the winding group 13, the exhaust fan 18 is arranged at the inner side of the heat radiating device 16 through the mounting frame 17, so that the exhaust fan 18 drives the air flow in the transformer shell 1 to circulate when rotating, and the heat in the transformer shell 1 is discharged out of the transformer shell 1 through the exhaust hole 19;
the other end of the inner side of the transformer shell 1 is provided with a second mounting piece 10, the inner side of the second mounting piece 10 is provided with a third mounting groove 12, and the inner side of the second mounting piece 10 is provided with a first through hole 11;
in use, the heat inside the transformer housing 1 is circulated through the first through hole 11 by providing the first through hole 11 inside the second mount 10;
the inside of the winding group 13 is provided with a second through hole 14, and the outside of the winding group 13 is wound with a coil 15;
in use, by providing the second through hole 14 at the center of the winding group 13, the heat inside the transformer housing 1 is transferred to the inside of the heat dissipation device 16 through the second through hole 14;
bottom plates 2 are arranged at the bottom ends of two sides of the transformer shell 1, and U-shaped grooves 3 are formed in the bottom plates 2;
when the transformer is used, the U-shaped groove 3 is arranged in the bottom plate 2, so that the fixing piece is arranged in the U-shaped groove 3, and the transformer shell 1 is further fixed;
the inside of the two sides of the transformer shell 1 is provided with a first mounting groove 4, and a filter assembly 5 is arranged in the first mounting groove 4;
in use, the filter assembly 5 is mounted inside the first mounting groove 4 by providing the first mounting groove 4 inside both sides of the transformer housing 1;
an air inlet hole 6 is formed in the filter assembly 5, and a filter layer 7 is arranged on the inner side of the filter assembly 5;
when the transformer is used, the air inlet hole 6 is formed in the filter assembly 5, the filter layer 7 is fixed on one side of the filter assembly 5, so that air outside the transformer shell 1 enters the inside of the transformer shell 1 through the air inlet hole 6, and dust in the air is filtered through the filter layer 7.
When the embodiment of the utility model is used, the following steps are adopted: firstly, two ends of a winding group 13 are respectively arranged in a second mounting groove 9 and a third mounting groove 12 on the inner sides of a first mounting piece 8 and a second mounting piece 10, a heat radiating device 16 is arranged at one end of a transformer shell 1, and the other end of the heat radiating device 16 is fixed at one end of the winding group 13, so that an exhaust fan 18 rotates to drive air flow in the transformer shell 1, air outside the transformer shell 1 enters the transformer shell 1 through an air inlet 6 and filters dust in the air through a filter layer 7, and then the air flow drives heat in the transformer shell 1 to enter a second through hole 14 through a first through hole 11 and discharges the air flow through an exhaust hole 19, thereby completing the use work of the high-power-density small-volume transformer.
The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.
Claims (6)
1. High power density small volume transformer, including transformer housing (1), its characterized in that: the inside of transformer casing (1) one end is provided with heat abstractor (16), the inboard of heat abstractor (16) is provided with mounting bracket (17), the center department of mounting bracket (17) is provided with exhaust fan (18), just the inside of heat abstractor (16) one end is provided with exhaust hole (19), just the inboard one end of transformer casing (1) is provided with first installed part (8), the inboard of first installed part (8) is provided with second mounting groove (9), the internally mounted of second mounting groove (9) has wire winding group (13), just the other end of heat abstractor (16) is fixed in wire winding group (13) one end.
2. The high power density low volume transformer of claim 1, wherein: the transformer is characterized in that a second mounting piece (10) is arranged at the other end of the inner side of the transformer shell (1), a third mounting groove (12) is formed in the inner side of the second mounting piece (10), and a first through hole (11) is formed in the second mounting piece (10).
3. The high power density low volume transformer of claim 1, wherein: the inside of wire winding group (13) is provided with second through-hole (14), and the outside of wire winding group (13) is twined has coil (15).
4. The high power density low volume transformer of claim 1, wherein: bottom plates (2) are arranged at the bottom ends of two sides of the transformer shell (1), and U-shaped grooves (3) are formed in the bottom plates (2).
5. The high power density low volume transformer of claim 1, wherein: the transformer is characterized in that first mounting grooves (4) are formed in the two sides of the transformer shell (1), and a filter assembly (5) is mounted in the first mounting grooves (4).
6. The high power density low volume transformer of claim 5, wherein: an air inlet hole (6) is formed in the filter assembly (5), and a filter layer (7) is arranged on the inner side of the filter assembly (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320967948.9U CN219716624U (en) | 2023-04-26 | 2023-04-26 | High power density small volume transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320967948.9U CN219716624U (en) | 2023-04-26 | 2023-04-26 | High power density small volume transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219716624U true CN219716624U (en) | 2023-09-19 |
Family
ID=88003615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320967948.9U Active CN219716624U (en) | 2023-04-26 | 2023-04-26 | High power density small volume transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219716624U (en) |
-
2023
- 2023-04-26 CN CN202320967948.9U patent/CN219716624U/en active Active
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