CN220068091U - Low-voltage filtering device with heat radiation structure - Google Patents
Low-voltage filtering device with heat radiation structure Download PDFInfo
- Publication number
- CN220068091U CN220068091U CN202321061967.1U CN202321061967U CN220068091U CN 220068091 U CN220068091 U CN 220068091U CN 202321061967 U CN202321061967 U CN 202321061967U CN 220068091 U CN220068091 U CN 220068091U
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- Prior art keywords
- movable cover
- radiating fins
- filter
- low
- heat dissipation
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- 238000001914 filtration Methods 0.000 title claims description 26
- 230000005855 radiation Effects 0.000 title abstract description 7
- 230000017525 heat dissipation Effects 0.000 claims description 17
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model relates to the technical field of filter devices, in particular to a low-voltage filter device with a heat radiation structure, which comprises a shell, wherein a containing cavity is arranged on the side wall of the shell, a filter structure and a heat radiation fin are arranged on the side wall of the containing cavity, the heat radiation fin is positioned below the filter structure, and a groove for containing the filter structure is arranged on the upper side of the heat radiation fin; a movable cover is detachably connected to the opening of the accommodating cavity, a vent is arranged on the movable cover, and the movable cover is abutted with the radiating fin; according to the utility model, the filter structure is arranged through the grooves of the radiating fins, so that the filter device and the radiating fins can be fully contacted, the radiating efficiency is improved, meanwhile, the filter device can be fixed and arranged through the radiating fins, and the filter device is protected through the radiating fins.
Description
Technical Field
The utility model relates to the technical field of filter devices, in particular to a low-voltage filter device with a heat dissipation structure.
Background
With the continuous development of digital products, the requirements on the transmission speed of signals are higher and higher. However, the high-speed transmission can generate electromagnetic interference and other problems, which easily causes noise or interruption of image signals or audio signals during playing, so people manufacture harmonic absorption type high-power filters, which are key devices in the fields of high-power radars and communication and are widely used in airborne radars, navigation equipment and electronic countermeasure systems.
The existing filter device can generate certain heat in the use process, the use effect is easy to influence, the existing heat dissipation structure is simple, the back of the filter is not well cooled, and the use effect is easy to influence.
Disclosure of Invention
The utility model aims to provide a low-voltage filtering device with a heat dissipation structure, which solves the problems.
The technical aim of the utility model is realized by the following technical scheme:
the low-voltage filtering device with the heat radiation structure comprises a shell, wherein a containing cavity is formed in the side wall of the shell, a filtering structure and a radiating fin are arranged on the side wall of the containing cavity, the radiating fin is located below the filtering structure, and a groove for containing the filtering structure is formed in the upper side of the radiating fin; the movable cover is detachably connected to the opening of the accommodating cavity, a vent is arranged on the movable cover, and the movable cover is abutted to the radiating fin.
The beneficial effects are that: the filter structure is installed through the grooves of the radiating fins, so that the filter device and the radiating fins can be fully contacted, the radiating efficiency is improved, the filter device can be fixed and installed through the radiating fins, and the filter device is protected through the radiating fins.
Further, the mounting frame is fixedly mounted on the inner wall of the accommodating cavity, the filtering structure is fixedly connected with the mounting frame, and a gap is reserved between the filtering structure and the inner wall of the accommodating cavity.
Further, a cover plate is rotatably arranged on the top wall of the accommodating cavity, and the cover plate is abutted with the movable cover.
Further, a connecting groove for accommodating the radiating fin is formed in the lower end of the movable cover.
Further, the side wall of the accommodating cavity is provided with an exhaust port, and the outer wall of the shell is connected with a filter screen for covering the exhaust port.
Drawings
FIG. 1 is a schematic diagram of an overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of a bottom beam according to an embodiment of the present utility model;
FIG. 3 is a schematic cross-sectional view of a side beam according to an embodiment of the present utility model;
reference numeral 11, a casing; 12. a cover plate; 13. a movable cover; 14. a vent; 15. a receiving chamber; 16. a connecting groove; 21. an exhaust port; 22. a filter screen; 31. a filtering structure; 32. a mounting frame; 41. a heat sink; 42. a groove.
Detailed Description
The following description is only of the preferred embodiments of the present utility model, and the scope of the present utility model should not be limited to the examples, but should be construed as falling within the scope of the present utility model. It should also be noted that modifications and adaptations to those skilled in the art without departing from the principles of the present utility model are intended to be comprehended within the scope of the present utility model.
Referring to fig. 1 to 3, a low-voltage filtering device with a heat dissipation structure includes a housing 11, a housing cavity 15 is provided on a side wall of the housing 11, a filtering structure 31 and a heat dissipation plate 41 are provided on a side wall of the housing cavity 15, the heat dissipation plate 41 is formed by combining a plurality of heat dissipation plates, the heat dissipation plate 41 is fixed on an inner wall of the housing cavity 15, meanwhile, the filtering structure 31 is fixed on an upper end surface of the heat dissipation plate 41, a groove 42 is provided on an upper end surface of the heat dissipation plate 41, and the filtering structure 31 can be clamped in the groove 42.
Meanwhile, in order to ensure that the back of the filtering structure 31 can have sufficient heat dissipation, a mounting frame 32 is fixedly mounted on the inner wall of the accommodating cavity 15, the filtering structure 31 is fixed on the mounting frame 32, and a certain gap is reserved between the filtering structure 31 and the inner wall of the accommodating cavity 15 through the mounting frame 32, so that the normal work of heat dissipation is ensured.
The top wall of the accommodating cavity 15 is rotatably provided with a cover plate 12, the cover plate 12 is optionally detachably connected with a movable cover 13 at the opening of the accommodating cavity 15, the movable cover 13 is provided with a vent 14, and the movable cover 13 is abutted to the radiating fins 41.
The inner wall of the accommodating cavity 15 is fixedly provided with a mounting frame 32, the filtering structure 31 is fixedly connected with the mounting frame 32, and the filtering structure 31 and the inner wall of the accommodating cavity 15 are provided with gaps.
The lower end of the movable cover 13 is provided with a connecting groove for accommodating the heat sink 41.
The side wall of the accommodating cavity 15 is provided with an exhaust port 14, and the outer wall of the casing 11 is connected with a filter screen 22 for covering the exhaust port 14.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (5)
1. A low-voltage filtering device with a heat dissipation structure, characterized in that: the filter comprises a shell (11), wherein a containing cavity (15) is formed in the side wall of the shell (11), a filter structure (31) and radiating fins (41) are arranged on the side wall of the containing cavity (15), the radiating fins (41) are located below the filter structure (31), and grooves (42) for containing the filter structure (31) are formed in the upper sides of the radiating fins (41); the movable cover (13) is detachably connected to the opening of the accommodating cavity (15), a vent (14) is arranged on the movable cover (13), and the movable cover (13) is abutted to the radiating fins (41).
2. The low-voltage filtering device with heat dissipation structure according to claim 1, wherein: the inner wall of the accommodating cavity (15) is fixedly provided with a mounting frame (32), the filtering structure (31) is fixedly connected with the mounting frame (32), and the filtering structure (31) and the inner wall of the accommodating cavity (15) are provided with gaps.
3. The low-voltage filtering device with heat dissipation structure according to claim 1, wherein: a cover plate (12) is rotatably arranged on the top wall of the accommodating cavity (15), and the cover plate (12) is abutted with the movable cover (13).
4. A low-voltage filtering device having a heat dissipation structure as defined in claim 3, wherein: the lower end of the movable cover (13) is provided with a connecting groove for accommodating the radiating fins (41).
5. The low-voltage filtering device with heat dissipation structure according to claim 1, wherein: the side wall of the accommodating cavity (15) is provided with an exhaust port (21), and a filter screen (22) for covering the exhaust port (21) is connected to the outer wall of the casing (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321061967.1U CN220068091U (en) | 2023-05-06 | 2023-05-06 | Low-voltage filtering device with heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321061967.1U CN220068091U (en) | 2023-05-06 | 2023-05-06 | Low-voltage filtering device with heat radiation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220068091U true CN220068091U (en) | 2023-11-21 |
Family
ID=88787748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321061967.1U Active CN220068091U (en) | 2023-05-06 | 2023-05-06 | Low-voltage filtering device with heat radiation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220068091U (en) |
-
2023
- 2023-05-06 CN CN202321061967.1U patent/CN220068091U/en active Active
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