CN210489796U

CN210489796U - Novel broadband high-power miniaturized filter

Info

Publication number: CN210489796U
Application number: CN201921783714.9U
Authority: CN
Inventors: 张远飞
Original assignee: Suzhou Canqin Communication Technology Co ltd
Current assignee: Suzhou Canqin Communication Technology Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-05-08
Anticipated expiration: 2029-10-22

Abstract

The application discloses novel miniaturized wave filter of broadband high power, which comprises a housin, be equipped with the cavity in the casing, be equipped with a plurality of syntonizers that set up side by side in the cavity, the cavity bottom is equipped with the recess, be equipped with the strengthening rib in the recess, it is a plurality of the syntonizer is inserted in the strengthening rib between the equal, the both sides of casing are equipped with input line and the output line that extends to the cavity, input line and output line are connected with the syntonizer of both sides in the cavity respectively. The filter realizes the integration of a plurality of resonators through the reinforcing ribs at the bottom, so that the stability and consistency of the filter are higher, the miniaturization of the resonators is realized, meanwhile, the bottoms of all the resonators are connected, the broadband can be realized, and the filter has electrical performance indexes of miniaturization, high power and wide frequency band.

Description

Novel broadband high-power miniaturized filter

Technical Field

The application relates to the field of filters, in particular to a novel broadband high-power miniaturized filter.

Background

In modern mobile communication filters, with the arrival of 5G communication, miniaturization of the filters is always a major development direction of the industry, and for the former metallized coaxial filters, how to reduce the size of the products, and how to bear higher power and be applicable to a wide frequency band becomes a major research direction of the industry. The prior industry usually uses a single resonator when designing a coaxial cavity filter, and the disadvantage of this is that a larger size is needed, and finally the size of the product is larger, which brings great trouble to the later 5G system and increases the cost of the product.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel miniaturized wave filter of broadband high power to overcome not enough among the prior art.

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

the embodiment of the application discloses novel miniaturized wave filter of broadband high power, its characterized in that: the novel multifunctional electric heating cooker comprises a housin, be equipped with the cavity in the casing, be equipped with a plurality of syntonizers that set up side by side in the cavity, the cavity bottom is equipped with the recess, be equipped with the strengthening rib in the recess, it is a plurality of the syntonizer is inserted in the strengthening rib between the same time, the both sides of casing are equipped with input line and the output line that extends to the cavity, input line and output line are connected with the syntonizer of both sides in the cavity.

Preferably, in the novel broadband high-power miniaturized filter, bosses in interference fit with the grooves are convexly arranged on the front end face and the rear end face of the reinforcing rib at equal intervals.

Preferably, in the novel broadband high-power miniaturized filter, the reinforcing ribs are provided with screw holes penetrating through front and rear end faces thereof.

Preferably, in the above-mentioned novel broadband high power miniaturized filter, every the syntonizer top is equipped with threaded connection's resonance lead screw, the resonance lead screw runs through the top of casing, the casing is equipped with the lock nut of cover on the resonance lead screw outward.

Preferably, in the novel broadband high-power miniaturized filter, there are five resonators.

Preferably, in the novel broadband high-power miniaturized filter, the PCB board is provided with a non-metalized via hole.

Compared with the prior art, the utility model has the advantages of:

the filter realizes the integration of a plurality of resonators through the reinforcing ribs at the bottom, so that the stability and consistency of the filter are higher, the miniaturization of the resonators is realized, meanwhile, the bottoms of all the resonators are connected, the broadband can be realized, and the filter has electrical performance indexes of miniaturization, high power and wide frequency band.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a novel broadband high-power miniaturized filter according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a reinforcing rib according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described in detail 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, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the novel broadband high-power miniaturized filter in the embodiment includes a housing 1, a cavity 2 is arranged in the housing 1, a plurality of resonators 3 arranged side by side are arranged in the cavity 2, a groove 4 is arranged at the bottom of the cavity 2, a reinforcing rib 5 is arranged in the groove 4, the resonators 3 are inserted into the reinforcing rib at intervals 5, input lines 101 and output lines 102 extending to the cavity are arranged on two sides of the housing 1, and the input lines 101 and the output lines 102 are respectively connected with the resonators 3 on two sides in the cavity 2.

Further, there are five resonators 3.

In the technical scheme, the filter realizes the integration of a plurality of resonators through the bottom reinforcing ribs, so that the stability and consistency of the filter are higher, the miniaturization of the resonators is realized, meanwhile, the bottoms of the resonators are connected, the broadband can be realized, and the filter has electrical performance indexes of miniaturization, high power and wide frequency band.

In one embodiment, the front and rear end surfaces of the reinforcing rib 5 are provided with bosses 501 which are in interference fit with the grooves 4 at equal intervals.

Further, the reinforcing rib 5 is provided with screw holes 502 penetrating front and rear end faces thereof.

In this technical scheme, realize the fixed of strengthening rib through screw hole and boss, be applicable to high low temperature environment more.

In one embodiment, a resonant screw rod 301 is disposed at the top of each resonator 3, the resonant screw rod 301 penetrates through the top of the housing 1, and a locking nut 302 is disposed outside the housing 1 and sleeved on the resonant screw rod 301.

In this solution, the top dimensions of the resonator can be adjusted to achieve high power.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely a detailed description of the present application, and it should be noted that modifications and embellishments could be made by those skilled in the art without departing from the principle of the present application, and these should also be considered as the protection scope of the present application.

Claims

1. The utility model provides a novel miniaturized wave filter of broadband high power which characterized in that: the novel multifunctional electric heating cooker comprises a housin, be equipped with the cavity in the casing, be equipped with a plurality of syntonizers that set up side by side in the cavity, the cavity bottom is equipped with the recess, be equipped with the strengthening rib in the recess, it is a plurality of the syntonizer is inserted in the strengthening rib between the same time, the both sides of casing are equipped with input line and the output line that extends to the cavity, input line and output line are connected with the syntonizer of both sides in the cavity.

2. The new broadband high power miniaturized filter according to claim 1 characterized in that: bosses in interference fit with the grooves are convexly arranged on the front end face and the rear end face of the reinforcing rib at equal intervals.

3. The new broadband high power miniaturized filter according to claim 1 characterized in that: the reinforcing ribs are provided with threaded holes penetrating through the front end face and the rear end face of the reinforcing ribs.

4. The new broadband high power miniaturized filter according to claim 1 characterized in that: and a resonant screw rod in threaded connection is arranged at the top of each resonator, the resonant screw rod penetrates through the top of the shell, and a locking nut sleeved on the resonant screw rod is arranged outside the shell.

5. The new broadband high power miniaturized filter according to claim 1 characterized in that: there are five of the resonators.