CN212908005U

CN212908005U - Multilayer plate type array structure ceramic filter

Info

Publication number: CN212908005U
Application number: CN202022285885.8U
Authority: CN
Inventors: 何祥勇; 王平; 王一凡; 舒剑龙
Original assignee: Jiangxi Yichuang New Materials Co ltd
Current assignee: Jiangxi Yichuang New Materials Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-04-06
Anticipated expiration: 2030-10-14

Abstract

The utility model discloses a board-like array structure ceramic filter of multilayer, draw forth end, output signal pole including shell, ceramic base, metal inner electrode, input signal pole and draw forth end, earthing pole and draw forth end, resonant cavity, first coupling window, second coupling window, raw material diaphragm, heat dissipation layer and anti-interference layer. Compared with the prior art, the utility model discloses possess following beneficial effect: this multilayer board-like array structure ceramic filter through setting up multilayer ceramic basic and multilayer metal inner electrode for the device is promoted in the expansion of electric capacity, medium resistance to pressure and the ability in the aspect of the installation density, improves the work efficiency of device, through the cooperation of installation heat dissipation layer and anti-interference layer, makes the device interference immunity strong, can make this ceramic filter's performance better simultaneously, and the user uses more relieved.

Description

Multilayer plate type array structure ceramic filter

Technical Field

The utility model relates to a pottery device specifically is a board-like array structure ceramic filter of multilayer.

Background

The multilayer plate type array structure ceramic filter is used as an anti-EMI/RFI element which can save space and weight, reduce cost and is effective, and is widely applied to anti-electromagnetic interference equipment. The tubular structure ceramic adopted in the traditional filter is restricted in the aspects of capacitance, dielectric voltage resistance expansion and installation density. And the common ceramic filter can not meet the requirements of filtering equipment in the aspects of performance, installation and production, and meanwhile, the device has the advantages of no multilayer plate type array structure ceramic filter in the aspects of electromagnetic interference resistance, electrical performance, operation installation and capacity.

Therefore, a multilayer plate array structure ceramic filter is provided to address these problems.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to provide a ceramic filter having a multilayer plate array structure in order to solve the above-mentioned problems.

The utility model discloses a following technical scheme realizes above-mentioned purpose: the utility model provides a multilayer board-like array structure ceramic filter, includes the shell, the inside of shell is provided with ceramic base, ceramic base's inside is provided with the metal inner electrode, the front end of shell is provided with input signal utmost point and draws forth end and output signal utmost point and draw forth the end, the rear end of shell is provided with the earthing pole and draws forth the end, the upper end of shell is provided with the resonant cavity, the side of resonant cavity is provided with first coupling window, the side of shell is provided with second coupling window, ceramic base's inside is provided with the raw material diaphragm, the shell including heat dissipation layer and anti-interference layer.

Preferably, the ceramic matrix is of a multilayer plate type array structure, and each layer of the ceramic matrix adopts a raw material membrane.

Preferably, the metal internal electrode is arranged inside the ceramic substrate, and the metal internal electrode is arranged in a multilayer array structure.

Preferably, the heat dissipation layer and the anti-interference layer are mutually attached to form a shell, and a resonant cavity is arranged at the top end of the shell.

Preferably, the metal inner electrode is respectively led out of an input signal electrode leading-out end, an output signal electrode leading-out end and a grounding electrode leading-out end, and the top end and the side surface of the shell are respectively provided with a first coupling window and a second coupling window.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. according to the multilayer plate type array structure ceramic filter, the multilayer ceramic basic electrodes and the multilayer metal inner electrodes are arranged, so that the capacity of the device in the aspects of capacitance, medium pressure resistance expansion and installation density is improved, and the working efficiency of the device is improved.

2. This multilayer board-like array structure ceramic filter through the cooperation through installation heat dissipation layer and anti-interference layer for the device interference immunity is strong, can make this ceramic filter's performance better simultaneously, and the user uses more relieved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the structure of the ceramic substrate of the present invention.

Fig. 3 is a schematic diagram of the internal structure of the housing of the present invention.

In the figure: 1. a housing; 2. a ceramic substrate; 3. a metal inner electrode; 4. an input signal pole leading-out terminal; 5. an output signal electrode leading-out terminal; 6. a ground electrode leading-out terminal; 7. a resonant cavity; 8. a first coupling window; 9. a second coupling window; 10. raw material film sheets; 11. a heat dissipation layer; 12. and an anti-interference layer.

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 to 3, a ceramic filter with a multilayer plate array structure includes a housing 1, a ceramic substrate 2 is disposed inside the housing 1, the ceramic substrate 2 is configured as a multilayer plate array structure, each layer of the ceramic substrate 2 adopts a raw material membrane 10, a metal internal electrode 3 is disposed inside the ceramic substrate 2, the metal internal electrode 3 is configured as a multilayer array structure, an input signal electrode lead-out terminal 4 and an output signal electrode lead-out terminal 5 are disposed at a front end of the housing 1, a ground electrode lead-out terminal 6 is disposed at a rear end of the housing 1, a resonant cavity 7 is disposed at an upper end of the housing 1, a heat dissipation layer 11 and an anti-interference layer 12 are attached to each other to form the housing 1, a resonant cavity 7 is disposed at a top end of the housing 1, and a first coupling window 8 is disposed at a side surface of the resonant, the side of the shell 1 is provided with a second coupling window 9, the metal inner electrode 3 is respectively led out an input signal electrode leading-out end 4, an output signal electrode leading-out end 5 and a grounding electrode leading-out end 6, the top end and the side of the shell 1 are respectively provided with a first coupling window 8 and a second coupling window 9, a raw material diaphragm 10 is arranged inside the ceramic matrix 2, and the shell 1 comprises a heat dissipation layer 11 and an anti-interference layer 12.

The working principle is as follows: when the multilayer plate type array structure ceramic filter is used, firstly, a user selects a connection mode of the ceramic filter according to needs, simultaneously, the multilayer ceramic substrates 2 are overlapped together, secondly, the multilayer metal inner electrodes 3 are overlapped together, and finally, the input signal electrode leading-out end 4, the output signal electrode leading-out end 5 and the grounding electrode leading-out end 6 are led out, so that the multilayer plate type array structure ceramic filter can be normally used.

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. A multilayer plate array structure ceramic filter includes a housing (1), characterized in that: the utility model discloses a solar energy collector, including shell (1), the inside of shell (1) is provided with ceramic base body (2), the inside of ceramic base body (2) is provided with metal inner electrode (3), the front end of shell (1) is provided with the input signal utmost point and draws forth end (4) and output signal utmost point and draw forth end (5), the rear end of shell (1) is provided with the earth electrode and draws forth end (6), the upper end of shell (1) is provided with resonant cavity (7), the side of resonant cavity (7) is provided with first coupling window (8), the side of shell (1) is provided with second coupling window (9), the inside of ceramic base body (2) is provided with raw material diaphragm (10), shell (1) including heat dissipation layer (11) and anti-interference layer (12).

2. The multilayer plate array structure ceramic filter according to claim 1, wherein: the ceramic base body (2) is of a multilayer plate type array structure, and each layer of the ceramic base body (2) adopts a raw material diaphragm (10).

3. The multilayer plate array structure ceramic filter according to claim 1, wherein: the metal internal electrode (3) is arranged in the ceramic substrate (2), and the metal internal electrode (3) is of a multilayer array structure.

4. The multilayer plate array structure ceramic filter according to claim 1, wherein: the heat dissipation layer (11) and the anti-interference layer (12) are mutually attached to form the shell (1), and the resonant cavity (7) is arranged at the top end of the shell (1).

5. The multilayer plate array structure ceramic filter according to claim 1, wherein: an input signal electrode leading-out end (4), an output signal electrode leading-out end (5) and a grounding electrode leading-out end (6) are respectively led out of the metal inner electrode (3), and a first coupling window (8) and a second coupling window (9) are respectively arranged at the top end and the side face of the shell (1).