CN215496315U - LLC transformer with high heat dissipation efficiency - Google Patents
LLC transformer with high heat dissipation efficiency Download PDFInfo
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- CN215496315U CN215496315U CN202121577977.1U CN202121577977U CN215496315U CN 215496315 U CN215496315 U CN 215496315U CN 202121577977 U CN202121577977 U CN 202121577977U CN 215496315 U CN215496315 U CN 215496315U
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Abstract
The utility model discloses a high-heat-dissipation-efficiency LLC transformer, which comprises an LLC transformer body, wherein connecting blocks are fixedly arranged on the peripheral outer walls of the LLC transformer body, first screw holes are formed in the connecting blocks, an installation structure is sleeved on the outer side of the LLC transformer body and comprises a diffusion cover, a protection frame and an installation frame which are sequentially connected from top to bottom. When the LLC transformer is installed and used, the LLC transformer body is firstly placed into the installation structure, then bolts are inserted into the second screw holes on the periphery of the protection frame and extend into the first screw holes in the connecting block to realize the installation and the fixation of the LLC transformer body and the connecting block, then the radiators are sequentially inserted into the installation structure along the through holes on the protection frame, the heat dissipation plate is contacted with the outer wall of the LLC transformer body, the L-shaped installation plate is abutted against the outer wall of the protection frame, and the radiators are fixed with the installation structure by inserting screws into the screw holes in the L-shaped installation plate.
Description
Technical Field
The utility model relates to the technical field of transformers, in particular to an LLC transformer with high heat dissipation efficiency.
Background
With the progress of scientific technology and the development of electronic technology, more and more electronic equipment need to use transformer elements, and the LLC transformer has no-load operation capability and capability of reflecting the load of the resonant tank circuit current at the same time, and thus embodies the incomparable advantages of the common series resonant transformer and the parallel resonant transformer, and is widely applied. The LLC transformer is improved by adding a parallel inductor on the basis of the traditional LC second-order resonant transformer, and has the advantages of high switching working frequency, small switching loss, wide allowable input voltage range, high efficiency, light weight, small volume, small EMI noise, small switching stress and the like. The direct current steady-state characteristics of the LLC transformer in various frequency ranges describe the magnetic integration characteristic root of the transformer and the inductor in a visual physical sense in particular.
The current LLC transformer technology is mature, but some defects exist, such as the rule of the LLC transformer is irregular, and the LLC transformer is not easy to detach and reinstall due to the irregularity after being damaged, and the current LLC transformer has poor heat dissipation effect and can influence the working efficiency of the LLC transformer under the condition of high temperature.
SUMMERY OF THE UTILITY MODEL
The present invention aims to provide an LLC transformer with high heat dissipation efficiency to solve the problems set forth in the background section above.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the LLC transformer with high heat dissipation efficiency comprises an LLC transformer body, wherein connecting blocks are fixedly mounted on the peripheral outer walls of the LLC transformer body, first screw holes are formed in the connecting blocks, a mounting structure is sleeved outside the LLC transformer body and comprises a diffusion cover, a protective frame and a mounting frame which are sequentially connected from top to bottom, second screw holes matched with the first screw holes in the connecting blocks in size and position are formed in the periphery of the protective frame, the first screw holes and the second screw holes are connected in a fastening mode through bolts, a plurality of through holes are further formed in the periphery of the protective frame, radiators are inserted into the through holes and comprise heat dissipation plates and a plurality of uniformly arranged heat dissipation plates positioned on one sides of the heat dissipation plates, and one sides of the heat dissipation plates, which are far away from the heat dissipation plates, are in contact with the outer walls of the LLC transformer body, and one side, far away from each other, of the two radiating fins positioned on the outermost side is fixedly provided with an L-shaped mounting plate, and the L-shaped mounting plate is fixedly connected with the outer wall of the protective frame through screws.
Furthermore, the number of the through holes on each side of the protection frame is two, and the two through holes are symmetrically distributed on the upper side and the lower side of the second screw hole.
Furthermore, a plurality of uniformly distributed mounting holes are formed in the mounting frame.
Compared with the prior art, the utility model has the beneficial effects that:
when the LLC transformer is installed and used, the LLC transformer body is firstly placed into the installation structure, then bolts are inserted into the second screw holes on the periphery of the protection frame and extend into the first screw holes in the connecting block to realize the installation and the fixation of the LLC transformer body, then the radiators are sequentially inserted into the installation structure along the through holes on the protection frame, the heat dissipation plate is in contact with the outer wall of the LLC transformer body, the L-shaped installation plate is abutted against the outer wall of the protection frame, the radiators and the installation structure are fixed by inserting screws into the screw holes in the L-shaped installation plate, the installation and the fixation of the radiators are realized, heat generated during the work of the LLC transformer body is dissipated by the radiators on the periphery of the LLC transformer body, and the LLC transformer body can be effectively prevented from being burnt due to overhigh working temperature.
Drawings
Fig. 1 is a schematic diagram of an internal structure of an embodiment of an LLC transformer with high heat dissipation efficiency according to the present invention;
fig. 2 is a schematic structural diagram of a part a of an LLC transformer with high heat dissipation efficiency according to an embodiment of the present invention;
fig. 3 is a schematic perspective view of an installation structure of an LLC transformer with high heat dissipation efficiency according to an embodiment of the present invention;
fig. 4 is a schematic perspective view of a heat sink of an embodiment of the LLC transformer with high heat dissipation efficiency according to the present invention;
fig. 5 is a schematic side view of a heat sink of an embodiment of the LLC transformer with high heat dissipation efficiency according to the present invention.
In the figure: 1LLC transformer body, 2 connecting blocks, 3 mounting structure, 3a diffusion cover, 3b protective frame, 3c installation frame, 4 bolts, 5 through holes, 6 radiators, 6a heating panel, 6b fin, 7L shape mounting panel, 8 screws, 9 mounting holes, 10 second screw, 11 screw holes.
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.
Referring to fig. 1-5, the LLC transformer with high heat dissipation efficiency comprises an LLC transformer body 1, wherein a connecting block 2 is fixedly mounted on the peripheral outer wall of the LLC transformer body 1, a first screw hole is formed in the connecting block 2, a mounting structure 3 is sleeved outside the LLC transformer body 1, the mounting structure 3 comprises a diffusion cover 3a, a protective frame 3b and a mounting frame 3c which are sequentially connected from top to bottom, a second screw hole 10 which is matched with the first screw hole in the connecting block 2 in size and position is formed around the protective frame 3b, the first screw hole and the second screw hole 10 are fastened and connected by a bolt 4, two through holes 5 which are symmetrically distributed on the upper side and the lower side of the second screw hole 10 are formed around the protective frame 3b, a heat sink 6 is inserted into the eight through holes 5, the heat sink 6 comprises a heat dissipation plate 6a and a plurality of uniformly arranged heat dissipation plates 6b positioned on one side of the heat dissipation plate 6a, one side of the heat dissipation plate 6a, which is far away from the heat dissipation fins 6b, is in contact with the outer wall of the LLC transformer body 1, one side, which is far away from each other, of the two heat dissipation fins 6b positioned on the outermost side is fixedly provided with an L-shaped mounting plate 7, and the L-shaped mounting plates 7 are fastened and connected with the outer wall of the protection frame 3c through screws 8.
In the above embodiment, when the LLC transformer is installed and used, the LLC transformer body 1 is first placed into the mounting structure 3, then the bolts 4 are inserted into the second screw holes 10 on the periphery of the protective frame 3b and extend into the first screw holes in the connecting block 2 to realize the installation and fixation of the two, then the eight radiators 6 are inserted into the mounting structure 3 along the through holes 5 on the protection frame 3b in sequence, the radiating plate 6a is contacted with the outer wall of the LLC transformer body 1, and at the moment, the L-shaped mounting plate 7 is contacted with the outer wall of the protection frame 3b, the radiator 6 and the mounting structure 3 are fixed by penetrating screws into a plurality of screw holes 11 in the L-shaped mounting plate 7, so that the radiator 6 is mounted and fixed, the heat that forms when its work dispels the heat through radiator 6 all around of LLC transformer body 1, can effectually avoid LLC transformer body 1 operating temperature too high and lead to it to burn out.
Specifically, the mounting frame 3c is provided with a plurality of mounting holes 9 uniformly distributed.
In the above embodiment, the mounting holes 9 may be screw holes, and the mounting structure 3 is conveniently and integrally mounted through a plurality of uniformly distributed mounting holes 9.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (3)
1. The LLC transformer with high heat dissipation efficiency comprises an LLC transformer body (1) and is characterized in that connecting blocks (2) are fixedly mounted on the peripheral outer wall of the LLC transformer body (1), first screw holes are formed in the connecting blocks (2), a mounting structure (3) is sleeved on the outer side of the LLC transformer body (1), the mounting structure (3) comprises a diffusion cover (3a), a protection frame (3b) and a mounting frame (3c) which are sequentially connected from top to bottom, second screw holes (10) matched with the first screw holes in the connecting blocks (2) in size and position are formed in the periphery of the protection frame (3b), the first screw holes are tightly connected with the second screw holes (10) through bolts (4), a plurality of through holes (5) are further formed in the periphery of the protection frame (3b), and a heat radiator (6) is inserted into the through holes (5), radiator (6) include heating panel (6a) and a plurality of align to grid's that are located heating panel (6a) one side fin (6b), one side that fin (6b) were kept away from in heating panel (6a) contacts with the outer wall of LLC transformer body (1), and one side fixed mounting that two fin (6b) that are located the outside kept away from each other has L shape mounting panel (7), the outer wall of L shape mounting panel (7) and protective frame (3b) passes through screw (8) fastening and meets together.
2. The LLC transformer with high heat dissipation efficiency according to claim 1, wherein the number of the through holes (5) on each side of the protection frame (3b) is two, and the two through holes (5) are symmetrically distributed on the upper and lower sides of the second screw hole (10).
3. The LLC transformer with high heat dissipation efficiency according to claim 1, wherein said mounting frame (3c) is provided with a plurality of mounting holes (9) distributed uniformly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121577977.1U CN215496315U (en) | 2021-07-13 | 2021-07-13 | LLC transformer with high heat dissipation efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121577977.1U CN215496315U (en) | 2021-07-13 | 2021-07-13 | LLC transformer with high heat dissipation efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215496315U true CN215496315U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121577977.1U Active CN215496315U (en) | 2021-07-13 | 2021-07-13 | LLC transformer with high heat dissipation efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215496315U (en) |
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2021
- 2021-07-13 CN CN202121577977.1U patent/CN215496315U/en active Active
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