CN218920817U - High-precision communication filter shell - Google Patents
High-precision communication filter shell Download PDFInfo
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- CN218920817U CN218920817U CN202222482998.6U CN202222482998U CN218920817U CN 218920817 U CN218920817 U CN 218920817U CN 202222482998 U CN202222482998 U CN 202222482998U CN 218920817 U CN218920817 U CN 218920817U
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- filter
- shell
- heat dissipation
- filter shell
- integrated structure
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Abstract
The utility model discloses a high-precision communication filter shell, relates to the technical field of filter shells, and aims to solve the problems that dust enters from holes to cause damage to internal elements due to the fact that a fan mechanism is arranged in the existing filter shell for heat dissipation, the whole area is enlarged due to heat dissipation of external radiating fins, and taking and installation are inconvenient. A filter upper shell is arranged in front of the filter lower shell; further comprises: the first heat dissipation groove is arranged on the front surface of the upper filter shell, and is of an integrated structure with the upper filter shell, and a plurality of first heat dissipation fins are welded in the first heat dissipation groove; the second heat dissipation groove is arranged on the rear surface of the lower filter shell, and is of an integrated structure with the lower filter shell, and a plurality of second heat dissipation fins are welded in the second heat dissipation groove; and the heightening frame is arranged on the rear end face of the lower filter shell.
Description
Technical Field
The utility model relates to the technical field of filter shells, in particular to a high-precision communication filter shell.
Background
The filter is a filter circuit consisting of a capacitor, an inductor and a resistor, and can effectively filter the frequency point of the specific frequency or the frequency outside the frequency point in the power line to obtain a power signal of the specific frequency or eliminate the power signal of the specific frequency;
such as chinese issued patent CN110972452a (an all-pass communication filter structure): comprises a lower shell and an upper shell, wherein the top of the outer side surface of the lower shell is fixedly provided with a lower extension plate, the bottom of the outer side surface of the upper shell is fixedly provided with an upper extension plate, the outer side faces of the upper extending plate and the lower extending plate are fixedly connected with fixing pieces, and fixing grooves are formed in the inner side faces of the fixing pieces. This all-pass communication filter structure, through heat-conducting disc, the fan, fin and vent for the fan rotates the air flow that has driven inside, when the air passes through the circuit board, can be with circuit board surface contact, thereby take away partial heat, on can partly transmitting the fin with the heat that the circuit board produced through the heat-conducting disc simultaneously, increase the area of contact with the air through the fin, thereby accelerated thermal giving off, both mutually support, thereby make the inside radiating rate of filter fast, avoided the damage of interior component and circuit.
However, in order to dissipate heat, a fan mechanism is installed in the existing filter shell, so that dust can enter the filter shell from holes to damage internal elements, and the whole area can be enlarged due to heat dissipation of external radiating fins, so that the filter shell is inconvenient to take and install; therefore, the existing requirements are not met, and a high-precision communication filter housing is proposed.
Disclosure of Invention
The utility model aims to provide a high-precision communication filter shell, which aims to solve the problems that in the prior art, in order to dissipate heat, a fan mechanism is arranged in the prior filter shell, so that dust can enter from a hole to cause damage to internal elements, and an external radiating fin is used for dissipating heat to enlarge the whole area, so that the taking and the installation are inconvenient.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a high-precision communications filter housing comprising: a filter lower shell, wherein a filter upper shell is arranged in front of the filter lower shell;
further comprises:
the first heat dissipation groove is arranged on the front surface of the upper filter shell, and is of an integrated structure with the upper filter shell, and a plurality of first heat dissipation fins are welded in the first heat dissipation groove;
the second heat dissipation groove is arranged on the rear surface of the lower filter shell, and is of an integrated structure with the lower filter shell, and a plurality of second heat dissipation fins are welded in the second heat dissipation groove;
the heightening frames are arranged on the rear end face of the lower filter shell and are of an integrated structure with the lower filter shell, and eight heightening frames are arranged.
Preferably, the front end face of the lower filter shell is provided with a limiting extension plate, and a sealing gasket is arranged outside the limiting extension plate.
Preferably, the both sides surface of casing all is provided with the fixed cover of second on the filter, and the fixed cover of second and the upper casing structure as an organic whole of filter, the both sides of casing all are provided with first fixed cover under the filter, and the fixed cover of first and the lower casing structure as an organic whole of filter, the fixed cover of surface all is provided with the fastener hole of first fixed cover and second, the one end threaded connection in fastener hole has single-end fastener.
Preferably, fixed sideboards are arranged on the other two sides of the lower filter shell, the fixed sideboards and the lower filter shell are of an integrated structure, and fixed adjusting holes are formed in the surfaces of the two ends of the fixed sideboards.
Preferably, a first mounting groove is formed in the lower filter shell, a second mounting groove is formed in the upper filter shell, and ceramic liners are arranged in the first mounting groove and the second mounting groove.
Preferably, a connection plane is arranged on one side of the limiting extension plate.
Preferably, three output connectors are arranged on one side end face of the lower filter shell, and three input connectors are arranged on the other side end face of the lower filter shell.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the second radiating grooves and the first radiating grooves are respectively formed in the rear surface of the lower filter shell and the front surface of the upper filter shell, the second radiating grooves and the first radiating grooves are internally provided with the plurality of second radiating fins and the plurality of first radiating fins respectively, and the horizontal planes of the first radiating fins and the second radiating fins are consistent with the horizontal planes of the first radiating grooves and the second radiating grooves, so that the filter lower shell and the fixing surface are free from protruding outwards, the whole area is not increased, the taking and the radiating of people are facilitated, compared with the existing radiating by using a fan, the fan hole grooves are not formed, dust entering and water entering are not influenced and damaged on the main structure of the communication filter, the safety and the high precision performance are improved, and the heightening frame is arranged on the rear end surface of the lower filter shell.
2. Through setting up spacing extension board at the lower casing front end face of wave filter, spacing extension board is wrapped up by sealed pad, and the spacing extension board of the lower casing front end face of wave filter moves along the upper casing inner wall of wave filter to the edge of the upper casing of wave filter contacts with the connection plane, has just so improved the area of contact of lower casing of wave filter and upper casing of wave filter, improves the leakproofness, relies on sealed pad to further improve the leakproofness, avoids dust and rainwater to get into the major structure who damages high-accuracy communication wave filter.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the rear surface structure of the upper housing of the filter according to the present utility model;
FIG. 3 is a schematic view of the front surface structure of the lower housing of the filter according to the present utility model;
FIG. 4 is a schematic view of the rear surface structure of the lower housing of the filter according to the present utility model;
in the figure: 1. a filter lower case; 2. a filter upper housing; 3. fixing the side plates; 4. fixing the adjusting hole; 5. an output connector; 6. a first fixing sleeve; 7. a second fixing sleeve; 8. a single-headed fastener; 9. a first heat dissipation groove; 10. a first heat sink; 11. an input connector; 12. a ceramic liner; 13. a second mounting groove; 14. a fastener hole; 15. a limit extension plate; 16. a sealing gasket; 17. a first mounting groove; 18. a connection plane; 19. a second heat dissipation groove; 20. a second heat sink; 21. and (5) heightening the frame.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, an embodiment of the present utility model is provided: a high-precision communications filter housing comprising: a lower filter housing 1, wherein an upper filter housing 2 is arranged in front of the lower filter housing 1;
further comprises:
the first heat dissipation groove 9 is arranged on the front surface of the upper filter shell 2, the first heat dissipation groove 9 and the upper filter shell 2 are of an integrated structure, and a plurality of first heat dissipation fins 10 are welded in the first heat dissipation groove 9;
the second heat dissipation groove 19 is arranged on the rear surface of the lower filter shell 1, the second heat dissipation groove 19 and the lower filter shell 1 are of an integrated structure, and a plurality of second heat dissipation fins 20 are welded in the second heat dissipation groove 19;
and a height-increasing frame 21 which is arranged on the rear end surface of the filter lower shell 1, wherein the height-increasing frame 21 and the filter lower shell 1 are of an integrated structure, and eight height-increasing frames 21 are arranged.
Referring to fig. 3, the front end surface of the lower filter housing 1 is provided with a limiting extension plate 15, a sealing gasket 16 is disposed outside the limiting extension plate 15, and the limiting extension plate 15 of the front end surface of the lower filter housing 1 is along the inner wall of the upper filter housing 2, so that the contact area between the lower filter housing 1 and the upper filter housing 2 is increased, the sealing performance is improved, and the sealing performance is further improved by virtue of the sealing gasket 16, so that dust and rainwater are prevented from entering.
Referring to fig. 1, 2 and 3, two side surfaces of the upper filter housing 2 are respectively provided with a second fixing sleeve 7, the second fixing sleeves 7 and the upper filter housing 2 are in an integrated structure, two sides of the lower filter housing 1 are respectively provided with a first fixing sleeve 6, the first fixing sleeves 6 and the lower filter housing 1 are in an integrated structure, the surfaces of the first fixing sleeves 6 and the second fixing sleeves 7 are respectively provided with a fastening hole 14, one end of each fastening hole 14 is in threaded connection with a single-head fastening piece 8, and the lower filter housing 1 and the upper filter housing 2 are fixed.
Referring to fig. 1, the other two sides of the lower filter housing 1 are provided with fixing side plates 3, the fixing side plates 3 and the lower filter housing 1 are in an integral structure, two end surfaces of the fixing side plates 3 are provided with fixing adjusting holes 4, and the fixing adjusting holes 4 are externally connected with a fastener to be fixed with a fixing surface, so that integral fixing is realized.
Referring to fig. 2 and 3, a first mounting groove 17 is formed in the lower filter housing 1, a second mounting groove 13 is formed in the upper filter housing 2, ceramic liners 12 are arranged in the first mounting groove 17 and the second mounting groove 13, and a main structure of the high-precision communication filter is mounted through the first mounting groove 17 and the second mounting groove 13, so that heat transfer is performed by using the ceramic liners 12, and a heat dissipation effect is improved.
Referring to fig. 3, a connection plane 18 is disposed on one side of the limiting extension plate 15, and the edge of the upper housing 2 of the filter contacts with the connection plane 18, so as to increase the sealing area.
Referring to fig. 1, three output connectors 5 are disposed on one side of the lower housing 1, and three input connectors 11 are disposed on the other side of the lower housing 1 for inputting and outputting signals.
Working principle: when in use, the main body structure of the high-precision communication filter is installed through the first installation groove 17, then the upper filter shell 2 is covered, the limit extension plate 15 of the front end surface of the lower filter shell 1 moves along the inner wall of the upper filter shell 2, and the edge of the upper filter shell 2 is contacted with the connection plane 18, so that the contact area between the lower filter shell 1 and the upper filter shell 2 is improved, the tightness is further improved by virtue of the sealing gasket 16, dust and rainwater are prevented from entering, then one end of the single-end fastener 8 is fixed with the first fixing sleeve 6 and the second fixing sleeve 7, thereby realizing the fixation of the lower filter shell 1 and the upper filter shell 2, the first radiating fin 10 is located inside the first radiating groove 9, the second radiating fin 20 is located inside the second radiating groove 19, and the horizontal planes of the first radiating fin 10 and the second radiating fin 20 are consistent with the horizontal planes of the first radiating groove 9 and the second radiating groove 19, so that the first radiating fin 10 and the second radiating fin are free from protruding outwards, the whole area is not increased, people can conveniently take and radiate heat, the whole body is radiated through the first radiating fin 10 and the second radiating fin 20, when the filter lower shell 1 is installed, the heightening frame 21 is in contact with a fixed surface, and therefore gaps exist between the filter lower shell 1 and the fixed surface for air circulation, and heat can conveniently flow away for heat radiation.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The high-precision communication filter shell comprises a filter lower shell (1), wherein a filter upper shell (2) is arranged in front of the filter lower shell (1);
the method is characterized in that: further comprises:
the first heat dissipation groove (9) is formed in the front surface of the upper filter shell (2), the first heat dissipation groove (9) and the upper filter shell (2) are of an integrated structure, and a plurality of first heat dissipation fins (10) are welded in the first heat dissipation groove (9);
the second heat dissipation groove (19) is formed in the rear surface of the lower filter shell (1), the second heat dissipation groove (19) and the lower filter shell (1) are of an integrated structure, and a plurality of second heat dissipation fins (20) are welded in the second heat dissipation groove (19);
the heightening frames (21) are arranged on the rear end face of the lower filter shell (1), the heightening frames (21) and the lower filter shell (1) are of an integrated structure, and the heightening frames (21) are provided with eight.
2. The high-precision communication filter housing of claim 1, wherein: the front end face of the lower filter shell (1) is provided with a limiting extension plate (15), and a sealing gasket (16) is arranged outside the limiting extension plate (15).
3. The high-precision communication filter housing of claim 1, wherein: the filter is characterized in that the surfaces of two sides of the upper shell (2) of the filter are respectively provided with a second fixing sleeve (7), the second fixing sleeves (7) and the upper shell (2) of the filter are of an integrated structure, the two sides of the lower shell (1) of the filter are respectively provided with a first fixing sleeve (6), the first fixing sleeves (6) and the lower shell (1) of the filter are of an integrated structure, the surfaces of the first fixing sleeves (6) and the second fixing sleeves (7) are respectively provided with a fastening piece hole (14), and one end of each fastening piece hole (14) is in threaded connection with a single-head fastening piece (8).
4. The high-precision communication filter housing of claim 1, wherein: the filter lower shell (1) is characterized in that fixed side plates (3) are arranged on the other two sides of the filter lower shell (1), the fixed side plates (3) and the filter lower shell (1) are of an integrated structure, and fixed adjusting holes (4) are formed in the surfaces of the two ends of the fixed side plates (3).
5. The high-precision communication filter housing of claim 1, wherein: the filter is characterized in that a first mounting groove (17) is formed in the lower filter shell (1), a second mounting groove (13) is formed in the upper filter shell (2), and ceramic liners (12) are arranged in the first mounting groove (17) and the second mounting groove (13).
6. A high-precision communication filter housing as claimed in claim 2, wherein: one side of the limiting extension plate (15) is provided with a connecting plane (18).
7. The high-precision communication filter housing of claim 1, wherein: three output connectors (5) are arranged on one side end face of the lower filter shell (1), and three input connectors (11) are arranged on the other side end face of the lower filter shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222482998.6U CN218920817U (en) | 2022-09-20 | 2022-09-20 | High-precision communication filter shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222482998.6U CN218920817U (en) | 2022-09-20 | 2022-09-20 | High-precision communication filter shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218920817U true CN218920817U (en) | 2023-04-25 |
Family
ID=86039069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222482998.6U Active CN218920817U (en) | 2022-09-20 | 2022-09-20 | High-precision communication filter shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218920817U (en) |
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2022
- 2022-09-20 CN CN202222482998.6U patent/CN218920817U/en active Active
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