CN219372840U - Coupling type filter - Google Patents

Abstract

The utility model belongs to the technical field of filters, and particularly relates to a coupling type filter, which comprises a filter bearing box, wherein a base is arranged below the filter bearing box, plugs are fixed at four corners of the bottom of the filter bearing box, jacks are arranged at four corners of the top of the base, a chute is arranged at one side of each jack and communicated with each other, a sliding block is connected inside each chute in a sliding manner, a spring is fixedly arranged inside each chute, pull rods are arranged at two sides of the base, two ends of each pull rod are connected inside the base in a sliding manner, and the problem that a mounting plate in the scheme is not firm in fixation between the mounting plate and the filter bearing box due to the fact that the clamping blocks are extruded when the clamping blocks are inserted into or pulled out of the clamping holes is solved.

Description

Coupling type filter

Technical Field

The utility model belongs to the technical field of filters, and particularly relates to a coupling type filter.

Background

The coupling of the filters refers to the coupling between two or more filters in the filter circuit. The coupling can be inductive coupling, capacitive coupling or resistive coupling, and in the design of the filter circuit, the coupling is a common design technology, and proper coupling can realize the performance optimization of the circuit and the realization of complex functions;

through investigation publication (bulletin) number: 202120290363.9 the technology discloses a cavity filter convenient to overhaul, and the technical proposal of ' through the matching of a cover plate, a connecting rod, a clamping rod, a connecting plate and a clamping groove ', and the like ' has the technical effects of ' fixing the cover plate with a filter bearing box, facilitating the disassembly of the device, shortening the time consumed by the disassembly of the device, improving the maintenance convenience and the maintenance efficiency ', and the like;

however, the mounting plate in the above scheme is matched with the clamping hole on the filter bearing box through the clamping block on the limiting plate, and the clamping block can be extruded when the clamping block is inserted into or pulled out of the clamping hole, so that the clamping block is deformed, the clamping block is not tightly connected with the clamping hole, and the mounting plate is not firmly fixed with the filter bearing box.

In order to solve the above-mentioned problems, a coupling filter is proposed in the present application.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a coupling type filter, which has the characteristics of convenience in mounting and dismounting between a filter carrying case and a base, and firm fixation between the filter carrying case and the base after mounting.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a coupling type wave filter, includes the wave filter bears the case, the base is installed to the below that the wave filter born the case, four angles in the bottom that the wave filter born the case all are fixed with the plug, the jack has all been seted up at four angles in the top of base, the spout has been seted up to one side of jack, and is linked together between spout and the jack, the inside sliding connection of spout has the slider, the inside fixed mounting of spout has the spring, and the other end and the slider of spring are connected.

As a preferable technical scheme of the coupling filter, two sides of the base are provided with the pull rods, two ends of each pull rod are positioned in the base and are in sliding connection, and two ends of each pull rod are respectively connected with the sliding blocks on two sides of one end.

As a preferable technical scheme of the coupling filter, the opposite surfaces of the plug and the sliding block are of inclined structures.

As a preferable technical scheme of the coupling filter, a limit groove is fixed on the outer ring of the top of the base.

As a preferable technical scheme of the coupling filter, a layer of rubber ring is fixed on the outer edge of the top of the base.

As a preferable technical scheme of the coupling filter, the mounting frames are fixed on the outer walls of the two ends of the base.

Compared with the prior art, the utility model has the beneficial effects that: when the filter bearing box and the base are installed, the plug on the filter bearing box is inserted into the jack on the base, when the plug is inserted into the jack, the plug can push the sliding block to slide into the sliding groove, and after the plug is completely inserted into the jack, the spring rebounds to push the sliding block to limit the plug, so that the plug is fixed in the jack, and the filter bearing box is fixed with the base after being installed;

when the filter bearing box and the base are required to be disassembled, the pull rods on two sides are pulled to enable the pull rods to drive the sliding blocks to completely shrink to the inside of the sliding grooves, so that the plug can be separated from the inside of the jack, the filter bearing box can be disassembled and separated from the base, and the electronic components inside the filter bearing box can be conveniently detected and maintained.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a three-dimensional assembly structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of a base of the present utility model;

in the figure: 1. a filter carrying case; 2. a base; 3. a plug; 4. a jack; 5. a chute; 6. a slide block; 7. a spring; 8. a pull rod; 9. a limit groove; 10. a rubber ring; 11. and (5) mounting a 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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides a coupling type wave filter, including wave filter bears case 1, the base 2 is installed to wave filter bears case 1's below, wave filter bears case 1's bottom four angles all are fixed with plug 3, jack 4 has all been seted up at base 2's top four angles, spout 5 has been seted up to one side of jack 4, and be linked together between spout 5 and the jack 4, the inside sliding connection of spout 5 has slider 6, the inside fixed mounting of spout 5 has spring 7, and the other end and the slider 6 of spring 7 are connected, in this embodiment, when wave filter bears case 1 and base 2 and installs, through the inside jack 4 that inserts the plug 3 on the wave filter bears case 1 on base 2, after plug 3 inserts jack 4's inside completely, it is spacing to plug 3 to promote slider 6 through the pressure that spring 7 kick-backs, fix plug 3 in jack 4's inside, thereby fix wave filter bears case 1 and base 2 after installation.

Specifically, the both sides of base 2 are equipped with pull rod 8, the both ends of pull rod 8 are located the inside sliding connection of base 2, and the both ends of pull rod 8 are connected with the slider 6 of the both sides of one end respectively, when need dismantle filter carrier 1 and base 2 in this embodiment, to the inside detection maintenance time, through pulling the pull rod 8 of both sides for pull rod 8 drives slider 6 and contracts to the inside of spout 5 completely, make plug 3 can follow jack 4's inside and break away from, thereby filter carrier 1 can dismantle the separation with base 2, be convenient for detect the maintenance to the inside electronic component of filter carrier 1.

Specifically, the opposite surfaces of the plug 3 and the slide block 6 are both inclined structures, and in this embodiment, the plug 3 can push the slide block 6 to slide into the chute 5 in the process of inserting the plug 3 into the jack 4.

Specifically, the top outer ring of the base 2 is fixed with a limit groove 9, and in this embodiment, when the filter carrying case 1 and the base 2 are installed, the lower end of the filter carrying case 1 is embedded into the limit groove 9 on the base 2.

Specifically, a layer of rubber ring 10 is fixed on the outer edge of the top of the base 2, and in this embodiment, the tightness between the filter carrying case 1 and the base 2 after being mounted is improved through the rubber ring 10.

Specifically, the outer walls at two ends of the base 2 are fixed with a mounting frame 11, and in this embodiment, the filter carrying case 1 on the base 2 can be mounted and fixed through the mounting frame 11.

The working principle and the using flow of the utility model are as follows: firstly, when the filter carrying case 1 and the base 2 are required to be disassembled, and the inside is detected and maintained, the pull rods 8 on two sides are pulled, so that the pull rods 8 drive the sliding blocks 6 to be completely contracted into the sliding grooves 5, and the plugs 3 can be separated from the interiors of the jacks 4, so that the filter carrying case 1 can be disassembled and separated from the base 2, and the detection and maintenance of electronic elements in the filter carrying case 1 are facilitated; when the filter bearing box 1 and the base 2 are installed, the plug 3 on the filter bearing box 1 is inserted into the jack 4 on the base 2, when the plug 3 is inserted into the jack 4, the plug 3 can push the sliding block 6 to slide into the sliding groove 5, after the plug 3 is completely inserted into the jack 4, the plug 3 is limited by pushing the sliding block 6 through the rebound pressure of the spring 7, and the plug 3 is fixed in the jack 4, so that the filter bearing box 1 and the base 2 are fixed after being installed.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. A coupled filter comprising a filter carrying case (1), characterized in that: the filter bears the weight of the below of case (1) and installs base (2), four angles in the bottom of case (1) are all fixed with plug (3), jack (4) have all been seted up at four angles in the top of base (2), spout (5) have been seted up to one side of jack (4), and are linked together between spout (5) and jack (4), the inside sliding connection of spout (5) has slider (6), the inside fixed mounting of spout (5) has spring (7), and the other end of spring (7) is connected with slider (6).

2. A coupled filter according to claim 1, wherein: the two sides of the base (2) are provided with pull rods (8), two ends of each pull rod (8) are connected with the inside of the base (2) in a sliding manner, and two ends of each pull rod (8) are respectively connected with sliding blocks (6) on two sides of one end.

3. A coupled filter according to claim 1, wherein: the opposite surfaces of the plug (3) and the sliding block (6) are of inclined structures.

4. A coupled filter according to claim 1, wherein: and a limiting groove (9) is fixed on the outer ring of the top of the base (2).

5. A coupled filter according to claim 1, wherein: a layer of rubber ring (10) is fixed on the outer edge of the top of the base (2).

6. A coupled filter according to claim 1, wherein: and mounting frames (11) are fixed on the outer walls of the two ends of the base (2).