CN210671171U - Filter convenient for filtering cable interference - Google Patents
Filter convenient for filtering cable interference Download PDFInfo
- Publication number
- CN210671171U CN210671171U CN201921310683.5U CN201921310683U CN210671171U CN 210671171 U CN210671171 U CN 210671171U CN 201921310683 U CN201921310683 U CN 201921310683U CN 210671171 U CN210671171 U CN 210671171U
- Authority
- CN
- China
- Prior art keywords
- filter
- metal shielding
- connection
- cable interference
- heat dissipation
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000001914 filtration Methods 0.000 title claims abstract description 17
- 239000002184 metal Substances 0.000 claims abstract description 40
- 230000017525 heat dissipation Effects 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 9
- 230000002457 bidirectional effect Effects 0.000 claims description 4
- 238000010030 laminating Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 206010066054 Dysmorphism Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a make things convenient for wave filter of filtering cable interference, including the mounting panel, the upper end and the metal shielding case swing joint of mounting panel, the right-hand member and the laminating of jam-proof shielding layer of metal shielding case are connected, and the left end of metal shielding case has seted up the thermovent, the left end and the fin of filter body contact, the lower extreme and the supporting shoe fixed connection of metal shielding case, the outer end and the stopper fixed connection of first spring, seted up first recess on the mounting panel, and the lateral wall of first recess has seted up the second recess, the front end and the connecting axle rotation of metal shielding case are connected, and gag lever post through connection are in the inside of connecting axle, the rear end and the closing plate through connection of metal shielding case, the upper end inner wall and the second spring fixed connection of thermovent. This convenient filter of filtering cable interference is convenient for the filtering cable interference, and is convenient for fixed filter to the heat dissipation is convenient for.
Description
Technical Field
The utility model relates to a relevant technical field of wave filter specifically is a make things convenient for wave filter of filtering cable interference.
Background
The signal is required to be filtered when being transmitted, the filter can filter interference noise in the signal, and the filter can generate electromagnetic interference when being connected with a cable to influence the work of internal elements, so that the electromagnetic interference between the filter and the cable needs to be reduced.
The wave filter is when with cable junction, and the filtering cable interference of being not convenient for, and when installing the wave filter, is not convenient for fix the wave filter to the wave filter can produce the heat at the during operation, is not convenient for dispel the heat, the utility model aims to provide a make things convenient for the wave filter of filtering cable interference to solve the problem of wave filter on the existing market that above-mentioned background art provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a make things convenient for wave filter of filtering cable interference to solve most of wave filters that provide in the above-mentioned background art and be not convenient for the filtering cable interference, and be not convenient for fixed filter, and be not convenient for radiating problem.
In order to achieve the above object, the utility model provides a following technical scheme: a filter convenient for filtering cable interference comprises a mounting plate, wherein the upper end of the mounting plate is movably connected with a metal shielding cover, a filter body is placed in the metal shielding cover, the right end of the metal shielding cover is attached and connected with an anti-interference shielding layer, a heat dissipation port is formed in the left end of the metal shielding cover, the left end of the filter body is contacted with a heat dissipation fin, the lower end of the metal shielding cover is fixedly connected with a supporting block, a connecting frame is formed in the supporting block, the inside of the connecting frame is fixedly connected with a first spring, the outer end of the first spring is fixedly connected with a limiting block, a first groove is formed in the mounting plate, a second groove is formed in the side wall of the first groove, the front end of the metal shielding cover is rotatably connected with a connecting shaft, a limiting rod is connected in the connecting shaft in a penetrating manner, and the rear end of the metal shielding cover is connected with a sealing, the inner wall of the upper end of the heat radiating opening is fixedly connected with the second spring, the outer end of the second spring is fixedly connected with the limiting plate, and the limiting plate is connected with the connecting rod in a clamping mode.
Preferably, the radiating fin is connected with the filter body in a clamping manner, and the limiting plate and the radiating fin form a lifting structure.
Preferably, the connection mode of the heat dissipation opening and the heat dissipation sheet is clamping connection, and the heat dissipation opening is in fit connection with the anti-interference shielding layer.
Preferably, the limiting block and the connecting frame form a telescopic structure, and the limiting block is connected with the second groove in a clamping manner.
Preferably, the outer surface of the connecting shaft is of a bidirectional thread structure, the limiting rod and the connecting shaft form a sliding structure, and the longitudinal section of the limiting rod is L-shaped.
Preferably, the sealing plate is connected with the mounting plate in a clamping manner, and the longitudinal section of the sealing plate is L-shaped.
Compared with the prior art, the beneficial effects of the utility model are that: the filter convenient for filtering the cable interference is convenient for filtering the cable interference, fixing the filter and radiating;
1. the filter is provided with a metal shielding cover, a supporting block and an anti-interference shielding layer, the limiting block is connected with the second groove in a clamping mode, the metal shielding cover can be fixed in the mounting plate through the limiting block, and the filter body is attached and connected with a round hole in the right end of the metal shielding cover, so that the anti-interference shielding layer can shield interference when a cable is connected;
2. the filter is provided with a connecting shaft and a limiting rod, the outer surface of the connecting shaft is in a bidirectional thread structure, the limiting rod and the connecting shaft are structurally designed, and the limiting rod is close to the filter body by rotating the connecting shaft to limit the filter body;
3. the filter is provided with the radiating fins and the radiating holes, the connecting mode of the radiating fins and the filter body is clamping connection, so that the radiating fins are in contact with the filter body, and the connecting mode of the radiating holes and the radiating fins is clamping connection, so that hot air can be emitted to the outside through the radiating holes.
Drawings
Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;
FIG. 2 is a schematic diagram of the right side view of the cross-sectional structure of the present invention;
FIG. 3 is a schematic left side view of the present invention;
FIG. 4 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
fig. 5 is the utility model discloses fin and limiting plate connection orthographic view structure schematic diagram.
In the figure: 1. mounting a plate; 2. a metal shield case; 3. a filter body; 4. an interference-preventing shield layer; 5. a heat sink; 6. a heat dissipation port; 7. a support block; 8. a connecting frame; 9. a first spring; 10. a limiting block; 11. a first groove; 12. a second groove; 13. a limiting rod; 14. a connecting shaft; 15. a sealing plate; 16. a second spring; 17. a connecting rod; 18. and a limiting plate.
Detailed Description
The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a filter convenient for filtering cable interference comprises a mounting plate 1, a metal shielding case 2, a filter body 3, an anti-interference shielding layer 4, a radiating fin 5, a radiating port 6, a supporting block 7, a connecting frame 8, a first spring 9, a limiting block 10, a first groove 11, a second groove 12, a limiting rod 13, a connecting shaft 14, a sealing plate 15, a second spring 16, a connecting rod 17 and a limiting plate 18, wherein the upper end of the mounting plate 1 is movably connected with the metal shielding case 2, the filter body 3 is placed in the metal shielding case 2, the right end of the metal shielding case 2 is connected with the anti-interference shielding layer 4 in a fitting manner, the left end of the metal shielding case 2 is provided with the radiating port 6, the left end of the filter body 3 is contacted with the radiating fin 5, the lower end of the metal shielding case 2 is fixedly connected with the supporting block 7, the inside of the supporting block 7 is provided with the connecting frame 8, and the inside of the connecting frame, outer end and stopper 10 fixed connection of first spring 9, first recess 11 has been seted up on mounting panel 1, and second recess 12 has been seted up to the lateral wall of first recess 11, the front end and the connecting axle 14 of metal shield cover 2 rotate to be connected, and gag lever post 13 through connection is in the inside of connecting axle 14, the rear end and the closing plate 15 through connection of metal shield cover 2, the upper end inner wall and the 16 fixed connection of second spring of thermovent 6, and the outer end and the limiting plate 18 fixed connection of second spring 16, and limiting plate 18 is connected with connecting rod 17 block.
As shown in fig. 1 and 3, the connection mode of the heat dissipation opening 6 and the heat dissipation fin 5 is a snap connection, and the heat dissipation opening 6 is attached to the anti-interference shielding layer 4, so that hot air is dissipated to the outside through the heat dissipation opening 6, the heat dissipation area is increased, and dust cannot enter the metal shielding case 2;
as shown in fig. 1 and 5, the heat sink 5 and the filter body 3 are connected in a snap-fit manner, the limiting plate 18 and the heat sink 5 form a lifting structure, and the limiting plate 18 and the second spring 16 tightly snap the heat sink 5 on the filter body 3 with different heights;
as shown in fig. 2, the outer surface of the connecting shaft 14 is a bidirectional threaded structure, the limiting rod 13 and the connecting shaft 14 form a sliding structure, and the longitudinal section of the limiting rod 13 is L-shaped, so that the limiting rod 13 is close to the filter body 3 on the connecting shaft 14 to limit the filter bodies 3 of different sizes, the sealing plate 15 is connected with the mounting plate 1 in a clamping manner, and the longitudinal section of the sealing plate 15 is L-shaped, so that the well filter body 3 can be conveniently placed in the metal shielding case 2;
like in fig. 4, the limiting block 10 and the connecting frame 8 form a telescopic structure, and the connecting manner of the limiting block 10 and the second groove 12 is a snap connection, so that the limiting block 10 is conveniently snapped in the second groove 12.
The working principle is as follows: when the filter convenient for filtering cable interference is used, as shown in fig. 2, the filter body 3 is placed in the metal shielding case 2, the connecting shaft 14 is rotated to enable the limiting rod 13 to slide in the connecting shaft 14, the limiting rod 13 is in contact with the filter body 3, the filter body 3 is limited in the metal shielding case 2, and the filter bodies 3 with different sizes can be conveniently fixed;
referring to fig. 1 and 4, the supporting block 7 connected to the lower end of the metallic shield case 2 is placed in the first groove 11 in the mounting plate 1, when the lower end of the supporting block 7 contacts with the bottom of the first groove 11, the first spring 9 makes the limiting block 10 extend outwards to be clamped with the second groove 12, thereby fixing the metal shielding case 2 on the mounting plate 1, mounting the filter body 3 on the equipment through the mounting plate 1, exposing the wiring of the filter body 3 outside the metal shielding case 2, the connection position is connected with the anti-interference shielding layer 4 in an attaching mode, so that the cable is prevented from being directly contacted with the filter body 3, one section of the cable and the connection position is connected with the anti-interference shielding layer 4 in an attaching mode, the cable interference at the connection position is conveniently shielded, and the radiating fin 5 is clamped into the rear end of the mounting plate 1, so that the metal shielding cover 2 and the cable form metal shielding isolation, and the cable interference is conveniently filtered;
as shown in fig. 5, fin 5 is connected with the block of filter body 3, the design of second spring 16 and limiting plate 18, make fin 5 close with the laminating of the upper and lower both ends of filter body 3, make fin 5 can dispel the heat to filter body 3, combine fig. 1 and fig. 3, steam can give off the external world through thermovent 6, the junction laminating of thermovent 6 and fin 5 left end has anti-interference shielding layer 4, prevent to disturb filter body 3, this is the theory of operation of this filter that makes things convenient for the filtering cable interference.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.
Although the present invention 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 or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. A filter convenient for filtering cable interference comprises a mounting plate (1), and is characterized in that: the upper end of the mounting plate (1) is movably connected with the metal shielding cover (2), the filter body (3) is placed in the metal shielding cover (2), the right end of the metal shielding cover (2) is attached to the anti-interference shielding layer (4), the left end of the metal shielding cover (2) is provided with a heat dissipation port (6), the left end of the filter body (3) is contacted with the heat dissipation fins (5), the lower end of the metal shielding cover (2) is fixedly connected with the supporting block (7), the inside of the supporting block (7) is provided with a connecting frame (8), the inside of the connecting frame (8) is fixedly connected with a first spring (9), the outer end of the first spring (9) is fixedly connected with a limiting block (10), the mounting plate (1) is provided with a first groove (11), and the side wall of the first groove (11) is provided with a second groove (12), the front end and the connecting axle (14) of metal shield cover (2) rotate to be connected, and gag lever post (13) through connection is in the inside of connecting axle (14), the rear end and closing plate (15) through connection of metal shield cover (2), the upper end inner wall and second spring (16) fixed connection of thermovent (6), and the outer end and limiting plate (18) fixed connection of second spring (16) to limiting plate (18) and connecting rod (17) block are connected.
2. The filter for facilitating cable interference rejection according to claim 1, wherein: the radiating fin (5) and the filter body (3) are connected in a clamping mode, and the limiting plate (18) and the radiating fin (5) form a lifting structure.
3. The filter for facilitating cable interference rejection according to claim 1, wherein: the connection mode of the heat dissipation port (6) and the heat dissipation sheet (5) is clamping connection, and the heat dissipation port (6) is attached to the anti-interference shielding layer (4).
4. The filter for facilitating cable interference rejection according to claim 1, wherein: the limiting block (10) and the connecting frame (8) form a telescopic structure, and the limiting block (10) is connected with the second groove (12) in a clamping mode.
5. The filter for facilitating cable interference rejection according to claim 1, wherein: the outer surface of the connecting shaft (14) is of a bidirectional thread structure, the limiting rod (13) and the connecting shaft (14) form a sliding structure, and the longitudinal section of the limiting rod (13) is L-shaped.
6. The filter for facilitating cable interference rejection according to claim 1, wherein: the sealing plate (15) is connected with the mounting plate (1) in a clamping mode, and the longitudinal section of the sealing plate (15) is L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921310683.5U CN210671171U (en) | 2019-08-14 | 2019-08-14 | Filter convenient for filtering cable interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921310683.5U CN210671171U (en) | 2019-08-14 | 2019-08-14 | Filter convenient for filtering cable interference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210671171U true CN210671171U (en) | 2020-06-02 |
Family
ID=70811246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921310683.5U Expired - Fee Related CN210671171U (en) | 2019-08-14 | 2019-08-14 | Filter convenient for filtering cable interference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210671171U (en) |
-
2019
- 2019-08-14 CN CN201921310683.5U patent/CN210671171U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200602 |