CN215222720U

CN215222720U - High-power filter

Info

Publication number: CN215222720U
Application number: CN202121396698.5U
Authority: CN
Inventors: 杨洪川
Original assignee: Chengdu Chaoyangxin Electronic Technology Co ltd
Current assignee: Chengdu Chaoyangxin Electronic Technology Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-12-17
Anticipated expiration: 2031-06-22

Abstract

The utility model relates to the technical field of filters, in particular to a high-power filter, which comprises a hollow shell and a filter circuit board, wherein the upper end of the hollow shell is provided with a first radiating fin, a copper plate is clamped in the hollow shell, the filter circuit board is positioned at the upper end of the copper plate, studs are arranged at the four corners of the copper plate in an alternating way, the upper end and the lower end of each stud respectively penetrate through the upper end and the lower end of the hollow shell, a mounting frame is arranged on a mounted plane in advance, the mounting plate can be conveniently mounted through the mounting frame, the empty shell can be stably placed on the mounting plate by matching the inserting sheet with the slot, make the ghost install fast firm, however the ghost can effectual protection filter circuit board and not receive the damage, the double-screw bolt can enough play the connection effect and can play the heat transfer effect again, has solved current high-power wave filter and has not been convenient for install firm, lead to the heat not convenient for the problem of dispersing.

Description

High-power filter

Technical Field

The utility model relates to a wave filter technical field especially relates to a high-power wave filter.

Background

The filter is an electronic component of a filter circuit consisting of a capacitor, an inductor and a resistor and is used for filtering a frequency point of a specific frequency in a power line or frequencies except the frequency point, so that the frequency of a power signal is kept in a specific range. In other words, all devices or systems that can pass a specific frequency component in a signal and greatly attenuate or suppress other frequency components are called filters, and the filters play a role in frequency selection in the filtering process, and can also be called frequency-selecting devices. For some devices with higher signal requirements, the high-power filter can solve the problem of insufficient signal output power, so that the normal operation of the device can be better kept.

Current wave filter is in the installation, connects too loaded down with trivial details not being convenient for to install firm, can influence filtering circuit board's radiating effect simultaneously in the installation.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a high-power filter, solved current high-power filter and be not convenient for install firm, lead to the heat not convenient for the problem of dispersing.

The utility model provides a technical scheme that its technical problem adopted is: a high-power filter comprises a hollow shell and a filter circuit board, wherein a first radiating fin is arranged at the upper end of the hollow shell, a copper plate is clamped in the hollow shell, the filter circuit board is positioned at the upper end of the copper plate, studs are arranged at four corners of the copper plate in an inserting manner, the upper end and the lower end of each stud penetrate through the upper end and the lower end of the hollow shell respectively, and a plurality of binding posts which are distributed left and right are arranged at the front end and the rear end of the hollow shell respectively;

the lower end of the hollow shell is provided with a mounting plate, the left end and the right end of the mounting plate are both in threaded connection with a pair of bolts II distributed in the front and back direction, the lower end of the mounting plate is provided with a mounting frame, and four corners between the mounting frame and the mounting plate are both in threaded connection with the bolts I;

the mounting panel upper end just is located the ghost and all installs the second fin in both sides about, mounting panel upper end four corners just is located two all opened slot, every between the second fin the inside inserted sheet that pegs graft of slot has.

In particular, the binding post is connected with the filter circuit board through a lead.

Particularly, the first cooling fin is arranged among the four studs, and the upper ends of the four studs penetrate through four corners of the first cooling fin and are in threaded connection with the first cooling fin.

Particularly, the middle ends of the studs are in threaded connection with four corners of the copper plate, the upper ends and the lower ends of the studs are in threaded connection with the upper end and the lower end of the hollow shell respectively, and the filter circuit board is located among the four studs.

Particularly, the mounting plate is made of copper alloy, the hollow shell is located between the four first bolts, and the second cooling fin is located between the front and back adjacent first bolts.

Particularly, the inserting sheet is located the ghost below, inserting sheet upper end and ghost lower extreme are pegged graft, the double-screw bolt is located the inserting sheet top, double-screw bolt lower extreme and inserted sheet upper end threaded connection.

Particularly, the second cooling fin is located between the slot and the second bolt, and the tail end of the second bolt penetrates through the corresponding slot and is in threaded connection with the middle of the inserting piece.

Compared with the prior art, the utility model discloses the beneficial effect who realizes: the installing frame is arranged on the installed plane in advance, can be convenient for install the mounting panel through the installing frame, use through inserted sheet and slot cooperation can make the ghost steadily put on the mounting panel, it is firm to make the ghost can install fast, loaded down with trivial details installation step has been avoided, however the ghost can effectual protection filter circuit board and not receive the damage, the double-screw bolt can enough play the connection effect and can play the heat transfer effect, the double-screw bolt can also be convenient for the heat that the copper absorbed filter circuit board can disperse away the copper through first fin and second fin, in-process that can be convenient for install and can not influence the heat dissipation filter circuit board, can also effectively avoid filter circuit board high temperature and the damage that brings.

Drawings

FIG. 1 is a schematic view of the overall external structure of the present invention;

FIG. 2 is an exploded view of the overall external structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the hollow shell of the present invention;

fig. 4 is a schematic view of the external structure of the mounting plate of the present invention.

In the figure: the novel solar heat collector comprises a shell 1, a first heat radiating fin 2, a binding post 3, a filter circuit board 4, a stud 5, a copper plate 6, an inserting sheet 7, a slot 8, a mounting plate 9, a mounting frame 10, a bolt I11, a bolt I12, a second heat radiating fin 13 and a bolt II 13.

Detailed Description

Referring to fig. 1-4, the present invention provides a technical solution: a high-power filter comprises a hollow shell 1 and a filter circuit board 4, wherein a first radiating fin 2 is arranged at the upper end of the hollow shell 1, a copper plate 6 is clamped in the hollow shell 1, the filter circuit board 4 is positioned at the upper end of the copper plate 6, studs 5 are arranged at four corners of the copper plate 6 in an inserting mode, the upper end and the lower end of each stud 5 penetrate through the upper end and the lower end of the hollow shell 1 respectively, and a plurality of binding posts 3 which are distributed left and right are arranged at the front end and the rear end of the hollow shell 1 respectively;

the lower end of the hollow shell 1 is provided with a mounting plate 9, the left end and the right end of the mounting plate 9 are both in threaded connection with a pair of bolts II 13 which are distributed front and back, the lower end of the mounting plate 9 is provided with a mounting frame 10, and four corners between the mounting frame 10 and the mounting plate 9 are both in threaded connection with bolts I11;

second radiating fins 12 are arranged at the upper end of the mounting plate 9 and on the left side and the right side of the hollow shell 1, slots 8 are formed in four corners of the upper end of the mounting plate 9 and between the two second radiating fins 12, and an inserting piece 7 is inserted into each slot 8;

the wiring terminal 3 is connected with the filter circuit board 4 through a conducting wire, and can be connected with the filter circuit board 4 through the wiring terminal 3 so as to facilitate signal transmission;

the mounting frame 10 is arranged on a plane to be mounted in advance, the inserting sheet 7 is positioned below the hollow shell 1, the upper end of the inserting sheet 7 is inserted with the lower end of the hollow shell 1, the stud 5 is positioned above the inserting sheet 7, the lower end of the stud 5 is in threaded connection with the upper end of the inserting sheet 7, the insert 7 is inserted into the slot 8, the insert 7 enables the hollow shell 1 to be connected with the mounting plate 9, the second radiating fin 12 is positioned between the slot 8 and the second bolt 13, the tail end of the second bolt 13 penetrates through the corresponding slot 8 and is in threaded connection with the middle part of the insert 7, by screwing the second bolt 13, the second bolt 13 can firmly insert the insert 7 into the slot 8, bolts one 11 are screwed at four corners between the mounting frame 10 and the mounting plate 9, the bolts one 11 enable the mounting frame 10 and the mounting plate 9 to be firmly connected together, the mounting frame 10 can facilitate the mounting of the mounting plate 9, so that complicated mounting steps are avoided, and the dismounting process can be performed in a reverse manner according to the above process;

the hollow shell 1 is positioned among the four first bolts 11, the hollow shell 1 can be stably placed on the mounting plate 9 by matching the inserting pieces 7 with the slots 8, so that the hollow shell 1 can be rapidly and stably mounted, and the hollow shell 1 can effectively protect the filter circuit board 4 from being damaged;

the first radiating fin 2 is positioned among four studs 5, the upper ends of the four studs 5 penetrate through four corners of the first radiating fin 2 and are in threaded connection with the four studs, the middle end of each stud 5 is in threaded connection with four corners of a copper plate 6, the upper end and the lower end of each stud 5 are in threaded connection with the upper end and the lower end of the hollow shell 1 respectively, the filter circuit board 4 is positioned among the four studs 5, the studs 5 can play both a connecting role and a heat transfer role, the mounting plate 9 is made of copper alloy, heat emitted by the filter circuit board 4 is transferred to the copper plate 6, the heat is transferred from the copper plate 6 to the studs 5, the studs 5 respectively transfer the heat to the mounting plate 9 and the first radiating fin 2, the second radiating fin 12 is positioned between the front and rear adjacent first studs 11, however, the mounting plate 9 transfers the heat to the second radiating fin 12, and the studs 5 can also facilitate the copper plate 6 to absorb the heat of the filter circuit board 4 and can radiate the copper plate 6 through the first radiating fin 2 and the second radiating fin 12, the heat dissipation filter circuit board 4 can not be influenced in the process of being convenient for to install, and the damage caused by overhigh temperature of the filter circuit board 4 can be effectively avoided.

Claims

1. A high-power filter comprises a hollow shell (1) and a filter circuit board (4), and is characterized in that:

the filter circuit board is characterized in that a first radiating fin (2) is arranged at the upper end of the hollow shell (1), a copper plate (6) is clamped in the hollow shell (1), the filter circuit board (4) is positioned at the upper end of the copper plate (6), studs (5) are arranged at four corners of the copper plate (6) in an inserting mode, the upper end and the lower end of each stud (5) penetrate through the upper end and the lower end of the hollow shell (1) respectively, and a plurality of binding posts (3) distributed left and right are arranged at the front end and the rear end of the hollow shell (1);

the lower end of the hollow shell (1) is provided with a mounting plate (9), the left end and the right end of the mounting plate (9) are in threaded connection with a pair of bolts II (13) which are distributed front and back, the lower end of the mounting plate (9) is provided with a mounting frame (10), and four corners between the mounting frame (10) and the mounting plate (9) are in threaded connection with bolts I (11);

mounting panel (9) upper end just is located both sides and all installs second fin (12) about ghost (1), mounting panel (9) upper end four corners just is located two all opened slot (8), every between second fin (12) slot (8) inside grafting has inserted sheet (7).

2. A high power filter as claimed in claim 1, wherein: the wiring terminal (3) is connected with the filter circuit board (4) through a wire.

3. A high power filter as claimed in claim 1, wherein: the first radiating fin (2) is located between the four studs (5), and the upper ends of the four studs (5) penetrate through four corners of the first radiating fin (2) and are in threaded connection with the first radiating fin.

4. A high power filter as claimed in claim 1, wherein: the middle ends of the studs (5) are in threaded connection with four corners of the copper plate (6), the upper ends and the lower ends of the studs (5) are in threaded connection with the upper end and the lower end of the hollow shell (1) respectively, and the filter circuit board (4) is located among the four studs (5).

5. A high power filter as claimed in claim 1, wherein: the material of mounting panel (9) is the copper alloy, vacant shell (1) is located four between bolt (11), second fin (12) are located two adjacent around bolt (11) between.

6. A high power filter as claimed in claim 1, wherein: inserted sheet (7) are located ghost (1) below, inserted sheet (7) upper end is pegged graft with ghost (1) lower extreme, double-screw bolt (5) are located inserted sheet (7) top, double-screw bolt (5) lower extreme and inserted sheet (7) upper end threaded connection.

7. A high power filter as claimed in claim 1, wherein: the second cooling fin (12) is located between the slot (8) and the second bolt (13), and the tail end of the second bolt (13) penetrates through the corresponding slot (8) and is in threaded connection with the middle of the inserting piece (7).