CN216413225U

CN216413225U - High-power cavity filter

Info

Publication number: CN216413225U
Application number: CN202123313075.XU
Authority: CN
Inventors: 牛晨曦
Original assignee: Suzhou Songwei Intelligent Technology Co ltd
Current assignee: Suzhou Songwei Intelligent Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-04-29
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a high-power cavity filter, and particularly relates to the field of filters, which comprises a cavity filter shell, wherein a cavity filter sealing cover is arranged on the cavity filter shell, a plurality of set screws are connected to the cavity filter sealing cover in a threaded manner, a plurality of debugging screws are arranged on the cavity filter sealing cover, wiring connectors are fixedly connected to two ends of the cavity filter shell, an umbrella-shaped fixing ring is fixedly sleeved on the outer surface of each wiring connector, and a first sliding limiting frame is fixedly connected to two sides of the umbrella-shaped fixing ring. According to the utility model, the outer layer sliding cylinder is arranged, the end clamping plate on the inner wall of the outer layer sliding cylinder is clamped on the external circuit, and the clamping of the end clamping plate is realized, so that the end clamping plate is stressed and pressed on the external circuit mainly under the action of the reset spring, and the outer layer sliding cylinder is more stably covered.

Description

High-power cavity filter

Technical Field

The utility model relates to the technical field of filters, in particular to a high-power cavity filter.

Background

The cavity filter is a microwave filter adopting a resonant cavity structure; compared with microwave filters with other properties, the cavity filter has the advantages of firm structure, stable and reliable performance and smaller volume.

However, in actual use, when the cavity filter is used, two ends of the cavity filter are connected with the conducting wire for use, and the cavity filter is often directly dropped on the line, so that the connection of the connecting part is not stable enough, and the existing water body can fall into the cavity filter sometimes to interfere with the propagation of the circuit.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a high power cavity filter to solve the above-mentioned problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high power cavity filter, includes cavity filter casing, be provided with the sealed lid of cavity filter on the cavity filter casing, threaded connection has a plurality of holding screw on the sealed lid of cavity filter, be provided with a plurality of debugging screw on the sealed lid of cavity filter, the equal fixedly connected with wiring connector in both ends of cavity filter casing, the outer fixed surface of wiring connector has cup jointed the umbrella-shaped retainer plate, the equal fixedly connected with slip spacing frame in both sides of umbrella-shaped retainer plate, two all wear to be equipped with No. two slip spacing frames on the slip spacing frame, umbrella-shaped retainer plate surface cover has outer sliding barrel, two No. two slip spacing frame difference fixed connection is on outer sliding barrel inner wall.

Preferably, the inner wall of the outer layer sliding cylinder is fixedly connected with two return springs, and one ends of the two return springs are fixedly connected with end clamping plates.

Preferably, the two end plates are arc-shaped, and inner side surfaces of the two end plates are arranged to correspond to each other.

Preferably, the inner diameter of the umbrella-shaped fixing ring is set to be a shape with a large end, and the inner wall of one end of the umbrella-shaped fixing ring is not in contact with the outer surface of the wiring connector.

Preferably, one end of the set screw penetrates through the cavity filter sealing cover to be in threaded connection with the cavity filter shell.

Preferably, the outer layer sliding cylinder is connected to the outer surface of the umbrella-shaped fixing ring in a sliding mode, and the inner diameter of the outer layer sliding cylinder is larger than the outer diameter of the umbrella-shaped fixing ring.

The utility model has the technical effects and advantages that:

1. compared with the prior art, through setting up outer sliding barrel, through the end splint centre gripping on the inner wall of outer sliding barrel on external line, and the clamp of end splint establishes, mainly through reset spring's effect for end splint atress suppression is on external line, thereby makes the cover of outer sliding barrel establish more stably.

2. Compared with the prior art, through setting up the umbrella-type retainer plate, the one end cover of outer sliding barrel is located the one end of umbrella-type retainer plate, makes external falling into water fall on outer sliding barrel like this, and partly slides to external circuit on, and partly landing is at the umbrella-type retainer plate for the water along umbrella-type retainer plate appearance landing, can not contact on the wiring connector, thereby waterproof reduction external interference influence.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the cavity filter housing according to the present invention.

Fig. 3 is a schematic structural diagram of the wiring connector of the present invention.

FIG. 4 is a schematic view of the outer sliding cylinder of the present invention.

FIG. 5 is an enlarged view of the end clamp plate of the present invention.

FIG. 6 is an enlarged view of the structure of the present invention at A.

The reference signs are: 1. a cavity filter housing; 2. a cavity filter sealing cover; 3. tightening the screw; 4. debugging screws; 5. a wiring connector; 6. an umbrella-shaped fixing ring; 7. a first sliding limiting frame; 8. an outer layer sliding cylinder; 9. an end clamp plate; 10. a second sliding limit frame; 11. a return spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

The high-power cavity filter shown in the attached figures 1-6 comprises a cavity filter housing 1, a cavity filter sealing cover 2 is arranged on the cavity filter housing 1, a plurality of set screws 3 are connected to the cavity filter sealing cover 2 in a threaded manner, a plurality of debugging screws 4 are arranged on the cavity filter sealing cover 2, wiring connectors 5 are fixedly connected to both ends of the cavity filter housing 1, an umbrella-shaped fixing ring 6 is fixedly sleeved on the outer surface of the wiring connectors 5, a first sliding limiting frame 7 is fixedly connected to both sides of the umbrella-shaped fixing ring 6, a second sliding limiting frame 10 penetrates through the first sliding limiting frames 7, an outer sliding cylinder 8 is sleeved on the outer surface of the umbrella-shaped fixing ring 6, the second sliding limiting frames 10 are respectively and fixedly connected to the inner wall of the outer sliding cylinder 8, when in use, the cavity filter is connected with an external circuit through the wiring connectors 5 at both ends of the cavity filter housing 1, after connecting through the outer sliding barrel 8 of manual slip, make outer sliding barrel 8 cover entirely and locate on the junction of wiring connector 5 and external circuit, and the end splint 9 centre gripping on the inner wall through outer sliding barrel 8 is on the external circuit this moment, and the clamp of end splint 9 establishes, mainly through reset spring 11's effect, make end splint 9 atress suppress on the external circuit, thereby make outer sliding barrel 8's cover establish more stably, and the one end cover of outer sliding barrel 8 is located the one end of umbrella-shaped retainer plate 6 this moment, make the external world fall on outer sliding barrel 8 when falling into water like this, partly slide to the external circuit on, partly landing is at umbrella-shaped retainer plate 6, make the water along the landing of umbrella-shaped retainer plate 6 appearance, can not contact on the wiring connector 5, thereby waterproof external interference influence that reduces, realize the guard action.

In a preferred embodiment, as shown in fig. 1, fig. 2 and fig. 3, two return springs 11 are fixedly connected to the inner wall of the outer sliding tube 8, one end of each of the two return springs 11 is fixedly connected to an end clamp 9, the two end clamps 9 are arc-shaped, the inner side surfaces of the two end clamps 9 are arranged to correspond to each other, the inner diameter of the umbrella-shaped fixing ring 6 is arranged to be large, the inner wall of one end of the umbrella-shaped fixing ring 6 is not in contact with the outer surface of the wiring connector 5, so that the outer sliding tube 8 is clamped on an external circuit through the end clamps 9 on the inner wall of the outer sliding tube 8, and the clamping of the end clamps 9 is mainly realized through the action of the return springs 11, so that the end clamps 9 are pressed on the external circuit, the housing of the outer sliding tube 8 is more stable, and one end of the outer sliding tube 8 is covered on one end of the umbrella-shaped fixing ring 6, therefore, when falling into water, the outside falls on the outer layer sliding cylinder 8, one part of the outside slides to the external circuit, and the other part of the outside slides on the umbrella-shaped fixing ring 6, so that the water body slides along the appearance of the umbrella-shaped fixing ring 6 and cannot contact the wiring connector 5, the water is prevented from being influenced by external interference, and the protection effect is realized.

In a preferred embodiment, as shown in fig. 1, fig. 2 and fig. 3, one end of the set screw 3 penetrates through the cavity filter sealing cover 2 to be in threaded connection with the cavity filter housing 1, the outer layer sliding cylinder 8 is in sliding connection with the outer surface of the umbrella-shaped fixing ring 6, and the inner diameter of the outer layer sliding cylinder 8 is larger than the outer diameter of the umbrella-shaped fixing ring 6.

The working principle of the utility model is as follows: when the device is used, the cavity filter is connected with an external circuit through the wiring connectors 5 at the two ends of the shell 1 of the cavity filter, the outer sliding cylinder 8 is integrally covered on the joint of the wiring connectors 5 and the external circuit through manually sliding the outer sliding cylinder 8 after connection, the outer sliding cylinder 8 is clamped on the external circuit through the end clamp plate 9 on the inner wall of the outer sliding cylinder 8, the end clamp plate 9 is clamped and clamped, the end clamp plate 9 is pressed on the external circuit under the stress mainly under the action of the reset spring 11, so that the outer sliding cylinder 8 is covered and arranged more stably, one end of the outer sliding cylinder 8 is covered and arranged at one end of the umbrella-shaped ring 6, so that the external water falls on the outer sliding cylinder 8, one part of the external water slides to the external circuit, one part of the external water slides on the umbrella-shaped ring 6, and the water body slides along the appearance of the umbrella-shaped ring 6, can not contact the wiring connector 5, thereby preventing water and reducing the influence of external interference and realizing the protection effect.

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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high power cavity filter, includes cavity filter casing (1), its characterized in that: a cavity filter sealing cover (2) is arranged on the cavity filter shell (1), a plurality of set screws (3) are connected on the sealing cover (2) of the cavity filter in a threaded manner, a plurality of debugging screws (4) are arranged on the sealing cover (2) of the cavity filter, both ends of the cavity filter shell (1) are fixedly connected with wiring connectors (5), an umbrella-shaped fixing ring (6) is fixedly sleeved on the outer surface of the wiring connector (5), a first sliding limiting frame (7) is fixedly connected to both sides of the umbrella-shaped fixing ring (6), a second sliding limiting frame (10) is arranged on each of the first sliding limiting frames (7) in a penetrating manner, the outer surface of the umbrella-shaped fixing ring (6) is sleeved with an outer sliding cylinder (8), and the two sliding limiting frames (10) are respectively and fixedly connected to the inner wall of the outer sliding cylinder (8).

2. The high power cavity filter of claim 1, wherein: two return springs (11) are fixedly connected to the inner wall of the outer sliding cylinder (8), and one end of each return spring (11) is fixedly connected with an end clamping plate (9).

3. The high power cavity filter of claim 2, wherein: the two end clamping plates (9) are arc-shaped, and the inner side surfaces of the two end clamping plates (9) are arranged to be mutually corresponding.

4. The high power cavity filter of claim 1, wherein: the inner diameter of the umbrella-shaped fixing ring (6) is set to be in a shape with one large end, and the inner wall of one end of the umbrella-shaped fixing ring (6) is not in contact with the outer surface of the wiring connector (5).

5. The high power cavity filter of claim 1, wherein: one end of the set screw (3) penetrates through the cavity filter sealing cover (2) to be in threaded connection with the cavity filter shell (1).

6. The high power cavity filter of claim 4, wherein: the outer layer sliding cylinder (8) is connected to the outer surface of the umbrella-shaped fixing ring (6) in a sliding mode, and the inner diameter of the outer layer sliding cylinder (8) is larger than the outer diameter of the umbrella-shaped fixing ring (6).