CN210468062U

CN210468062U - Filter convenient to installation

Info

Publication number: CN210468062U
Application number: CN201921975502.0U
Authority: CN
Inventors: 曾如兵
Original assignee: Fuzhou Junling Electronic Technology Co Ltd
Current assignee: Fuzhou Junling Electronic Technology Co Ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-05-05
Anticipated expiration: 2029-11-15

Abstract

The utility model discloses a wave filter convenient to installation, including last casing, lower casing, go up the casing and assemble into airtight cavity with lower casing, be provided with the chip board in the cavity, be provided with binding post on the chip board, upward be provided with a pair of vertical spliced pole that stretches out downwards on the casing, be provided with a pair of vertical connecting seat that upwards stretches out down on the casing, the lower extreme of spliced pole is provided with the joint head of round platform form, the upper end of connecting seat is provided with the joint groove of round platform form, the joint head cooperates with joint groove joint to through long handle screw fixed connection. The utility model relates to a simple structure, firm in connection, the filter of being convenient for installation that moisture barrier property is good.

Description

Filter convenient to installation

Technical Field

The utility model relates to a wave filter technical field specifically is a wave filter convenient to installation.

Background

Filters are widely used in the field of communications, particularly radio frequency communications, as a frequency selection device, and in a base station in a communication system that performs transmission and reception of signals, the filters are used to select communication signals and eliminate spurious or interference signals outside the frequency of the communication signals. However, most of the existing filter housings are of split structures, and the separate housings need to be assembled together in the later period, but most of the existing filter housings have the defect of low assembly efficiency. Therefore, a new filter which is easy to install is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wave filter convenient to installation to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a wave filter convenient to installation, includes last casing, lower casing, goes up the casing and assembles into airtight cavity with lower casing, is provided with the chip board in the cavity, is provided with binding post on the chip board, upward be provided with a pair of vertical spliced pole that stretches out downwards on the casing, be provided with a pair of vertical connecting seat that upwards stretches out down on the casing, the lower extreme of spliced pole is provided with the joint head of round platform form, the upper end of connecting seat is provided with the joint groove of round platform form, the joint head cooperates with joint groove joint to through long handle screw fixed connection.

Preferably, a through hole is formed in the clamping connector, a clearance hole is formed in the connecting column, a threaded bottom hole is formed in the connecting seat, the long-handle screw penetrates through the through hole, and the lower end of the long-handle screw is in threaded connection with the threaded bottom hole.

Preferably, be provided with a pair of mounting hole in the chip board, be provided with the clamping ring on the circumference lateral wall of joint upper end and the circumference lateral wall of port on the connecting seat, the joint wears to establish in the mounting hole, and the clamping ring of upper and lower both sides is pressed respectively on the upper surface and the lower surface of chip board.

Preferably, be provided with the joint arch on the inside wall of the lower port of going up the casing, be provided with the joint recess on the lateral wall of the last port of casing down, the joint arch cooperates with joint recess joint.

Preferably, the surface of the lower port of the upper shell and the surface of the upper port of the lower shell are provided with sealing ring grooves, and sealing rings are clamped between the sealing ring grooves on the upper side and the lower side.

Preferably, the left side wall and the right side wall of the lower shell are provided with threading holes, and sealing rings are clamped in the threading holes.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in, with the joint groove of the joint alignment downside of both sides, go up the casing when aligning and the casing is automatic aligns down, then through the assembly of long handle screw with joint and joint groove fixed connection realized the casing promptly, convenient and fast. The upper end of the long-handle screw is positioned in the clearance hole, and the lower end of the long-handle screw is in threaded connection with the threaded bottom hole, so that the long-handle screw is not easy to damage while being convenient to disassemble and assemble. The mounting hole is in clamping fit with the clamping joint to position the chip plate, and the upper and lower compression rings compress the chip plate to fix the chip plate. The clamping bulge and the clamping groove are in clamping fit, so that the occlusion tightness between the upper shell and the lower shell can be improved. The sealing washer can improve the leakproofness of last casing and lower casing junction to improve the whole humidity resistance of casing. The sealing ring can improve the tightness of the threading hole, thereby further improving the moisture resistance of the shell. The utility model relates to a simple structure, firm in connection, the filter of being convenient for installation that moisture barrier property is good.

Drawings

Fig. 1 is a schematic diagram of a filter for easy installation;

fig. 2 is a partial structural view at K in fig. 1.

In the figure: 1-lower shell, 2-upper shell, 3-connecting column, 4-clamping joint, 5-clearance hole, 6-perforation, 7-long-handle screw, 8-connecting seat, 9-clamping groove, 10-threaded bottom hole, 11-pressing ring, 12-chip board, 13-connecting terminal, 14-mounting hole, 15-clamping protrusion, 16-clamping groove, 17-sealing ring groove, 18-sealing ring, 19-threading hole and 20-sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution:

the utility model provides a wave filter convenient to installation, includes casing 2, casing 1 down, goes up casing 2 and casing 1 and assembles into airtight cavity down, is provided with chip board 12 in the cavity, is provided with binding post 13 on the chip board 12, it is provided with a pair of vertical spliced pole 3 that stretches out downwards to go up casing 2, be provided with a pair of vertical connecting seat 8 that upwards stretches out down on casing 1 down, the lower extreme of spliced pole 3 is provided with joint 4 of round platform form, the upper end of connecting seat 8 is provided with the joint groove 9 of round platform form, joint 4 cooperates with joint groove 9 joint to through long handle screw 7 fixed connection.

During the assembly, aim at the joint 4 of both sides the joint groove 9 of downside, go up casing 2 and lower casing 1 automatic alignment when aiming at, then realized the assembly of casing promptly with joint 4 and joint groove 9 fixed connection through long handle screw 7, convenient and fast.

Preferably, a through hole 6 is formed in the clamping connector 4, a clearance hole 5 is formed in the connecting column 3, a threaded bottom hole 10 is formed in the connecting seat 8, the long-shank screw 7 penetrates through the through hole 6, and the lower end of the long-shank screw 7 is in threaded connection with the threaded bottom hole 10.

The upper end of the long-handle screw 7 is positioned in the clearance hole 5, and the lower end of the long-handle screw is in threaded connection with the threaded bottom hole 10, so that the long-handle screw is not easy to damage while being convenient to disassemble and assemble.

Preferably, a pair of mounting holes 14 is formed in the chip plate 12, pressing rings 11 are arranged on the circumferential outer side wall of the upper end of the clamping head 4 and the circumferential outer side wall of the upper port of the connecting seat 8, the clamping head 4 is arranged in the mounting holes 14 in a penetrating manner, and the pressing rings 11 on the upper side and the lower side are respectively pressed on the upper surface and the lower surface of the chip plate 12.

The positioning of the chip plate 12 is realized by the clamping matching of the mounting hole 14 and the clamping joint 4, and the chip plate 12 is tightly pressed by the compression rings 11 on the upper side and the lower side to realize the fixation.

Preferably, a clamping protrusion 15 is arranged on the inner side wall of the lower port of the upper shell 2, a clamping groove 16 is arranged on the outer side wall of the upper port of the lower shell 1, and the clamping protrusion 15 is matched with the clamping groove 16 in a clamping manner.

The clamping bulge 15 and the clamping groove 16 are in clamping fit, so that the clamping tightness between the upper shell 2 and the lower shell 1 can be improved.

Preferably, the surface of the lower port of the upper casing 2 and the surface of the upper port of the lower casing 1 are provided with sealing ring grooves 17, and sealing rings 18 are clamped between the sealing ring grooves 17 on the upper and lower sides.

The sealing ring 18 can improve the sealing performance of the joint of the upper shell 2 and the lower shell 1, thereby improving the overall moisture resistance of the shell.

Preferably, threading holes 19 are formed in the left side wall and the right side wall of the lower shell 1, and sealing rings 20 are clamped in the threading holes 19.

The sealing ring 20 can improve the sealing performance of the threading hole 19, thereby further improving the moisture resistance of the shell.

The utility model discloses a theory of operation is: during the assembly, aim at the joint 4 of both sides the joint groove 9 of downside, go up casing 2 and lower casing 1 automatic alignment when aiming at, then realized the assembly of casing promptly with joint 4 and joint groove 9 fixed connection through long handle screw 7, convenient and fast. The upper end of the long-handle screw 7 is positioned in the clearance hole 5, and the lower end of the long-handle screw is in threaded connection with the threaded bottom hole 10, so that the long-handle screw is not easy to damage while being convenient to disassemble and assemble. The positioning of the chip plate 12 is realized by the clamping matching of the mounting hole 14 and the clamping joint 4, and the chip plate 12 is tightly pressed by the compression rings 11 on the upper side and the lower side to realize the fixation. The clamping bulge 15 and the clamping groove 16 are in clamping fit, so that the clamping tightness between the upper shell 2 and the lower shell 1 can be improved. The sealing ring 18 can improve the sealing performance of the joint of the upper shell 2 and the lower shell 1, thereby improving the overall moisture resistance of the shell. The sealing ring 20 can improve the sealing performance of the threading hole 19, thereby further improving the moisture resistance of the shell.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a wave filter convenient to installation, includes casing (2), casing (1) down, goes up casing (2) and assembles into airtight cavity with casing (1) down, is provided with chip board (12) in the cavity, is provided with binding post (13) on chip board (12), its characterized in that: go up and be provided with spliced pole (3) that a pair of vertical stretches out downwards on casing (2), be provided with a pair of vertical connecting seat (8) that upwards stretch out down on casing (1), the lower extreme of spliced pole (3) is provided with joint (4) of round platform form, the upper end of connecting seat (8) is provided with joint groove (9) of round platform form, joint (4) and joint groove (9) joint cooperation to through long handle screw (7) fixed connection.

2. A filter as claimed in claim 1, wherein: the clamp connector is characterized in that a through hole (6) is formed in the clamp connector (4), a clearance hole (5) is formed in the connecting column (3), a threaded bottom hole (10) is formed in the connecting seat (8), the long-handle screw (7) penetrates through the through hole (6), and the lower end of the long-handle screw (7) is in threaded connection with the threaded bottom hole (10).

3. A filter as claimed in claim 1, wherein: be provided with a pair of mounting hole (14) in chip board (12), be provided with clamping ring (11) on the circumference lateral wall of port on circumference lateral wall and connecting seat (8) of joint (4) upper end, joint (4) are worn to establish in mounting hole (14), and clamping ring (11) of upper and lower both sides are pressed respectively on the upper surface and the lower surface of chip board (12).

4. A filter as claimed in claim 1, wherein: go up and be provided with joint arch (15) on the inside wall of the lower port of casing (2), be provided with joint recess (16) on the lateral wall of the last port of casing (1) down, joint arch (15) and joint recess (16) joint cooperation.

5. A filter as claimed in claim 1, wherein: the surface of the lower port of the upper shell (2) and the surface of the upper port of the lower shell (1) are provided with sealing ring grooves (17), and sealing rings (18) are clamped between the sealing ring grooves (17) on the upper side and the lower side.

6. A filter as claimed in claim 1, wherein: be provided with through wires hole (19) on the left side wall of lower casing (1) and the right side wall, block connect in through wires hole (19) have sealing ring (20).