CN220895817U - Eight-channel dielectric filter and communication device - Google Patents
Eight-channel dielectric filter and communication device Download PDFInfo
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- CN220895817U CN220895817U CN202322663920.9U CN202322663920U CN220895817U CN 220895817 U CN220895817 U CN 220895817U CN 202322663920 U CN202322663920 U CN 202322663920U CN 220895817 U CN220895817 U CN 220895817U
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- 238000004891 communication Methods 0.000 title claims abstract description 11
- 238000001914 filtration Methods 0.000 claims abstract description 260
- 238000007789 sealing Methods 0.000 claims abstract description 87
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 238000010030 laminating Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The application provides an eight-channel dielectric filter and communication equipment. The eight-channel dielectric filter comprises a filter base and a filter sealing assembly; the filtering sealing assembly comprises a filtering top cover, a filtering fixing piece and a filtering sealing strip, wherein one of the filtering top cover and the filtering base is provided with a fixing hole, the filtering fixing piece is arranged in the fixing hole in a penetrating mode, at least one of the filtering top cover and the filtering base is provided with a filtering sealing groove, at least part of the filtering sealing strip is located in the filtering sealing groove, and the filtering sealing strip is far away from a filtering channel. The filtering mounting is fixed with filtering top cap and filtering base connection, and the filtering sealing strip is located filtering seal groove for the filtering sealing strip is located between filtering top cap and the filtering base, thereby makes the clearance shutoff between filtering sealing strip and the filtering base, and then makes filtering top cap and the laminating of filtering base inseparabler, has improved sealed waterproof performance effectively.
Description
Technical Field
The disclosure relates to the technical field of filters, and in particular relates to an eight-channel dielectric filter and communication equipment.
Background
A filter is a frequency selective device or frequency modulation device that is an integral part of a communication device. Current filters mainly include three major parts: the filter comprises a cavity cover plate, a resonator and a tuning screw rod, wherein the tuning screw rod is connected with the resonator and is arranged on the cavity cover plate, during the working period of the filter, the frequency modulation of the filter can be realized by adjusting the tuning screw rod, and the tuning screw rod is fixed through a nut on the cover plate.
The traditional filter is formed by assembling a plurality of split structures, so that the sealing performance requirement is higher, the cavity cover plate is arranged at the position of the tuning screw rod, the bonding between the cavity cover plate and the base is not very tight, and especially for a multi-channel filter requiring IP67 sealing performance, the mounting and fixing of the tuning screw rod obviously cannot meet the requirement, so that the sealing and waterproof performance of the filter is not too closed, and the use safety of the filter is affected.
Disclosure of utility model
The eight-channel dielectric filter and the communication equipment effectively improve the sealing waterproof performance are provided for overcoming the defects in the prior art.
The aim of the disclosure is achieved by the following technical scheme:
An eight-channel dielectric filter, comprising: a filter base and a filter seal assembly; the filtering base is provided with four groups of filtering channels; the filtering sealing assembly comprises a filtering top cover, a filtering fixing piece and a filtering sealing strip, wherein one of the filtering top cover and the filtering base is provided with a fixing hole, the filtering fixing piece is arranged in the fixing hole in a penetrating mode, the filtering top cover is connected with the filtering base, at least one of the filtering top cover and the filtering base is provided with a filtering sealing groove, at least part of the filtering sealing strip is located in the filtering sealing groove, and the filtering sealing strip is far away from the filtering channel.
In one embodiment, the fixing hole is located on the filtering top cover, and the filtering fixing piece is inserted into the fixing hole and connected with the filtering base.
In one embodiment, the filtering base is provided with a fixing slot, and a part of the filtering fixing piece is clamped in the fixing slot.
In one embodiment, the fixing slot and the filtering seal slot are arranged in a staggered manner.
In one embodiment, the filtering fixing piece comprises a fixing screw rod and a limiting block which are connected with each other, the fixing screw rod penetrates through the fixing hole and is connected with the filtering base, and the limiting block is in butt joint with one surface of the filtering top cover, which is away from the filtering base.
In one embodiment, the filtering fixing piece further comprises a waterproof sealing ring, the waterproof sealing ring is located between the limiting block and the filtering top cover, and the waterproof sealing ring is sleeved on the fixing screw.
In one embodiment, the filtering top cover is provided with a fixed installation avoidance groove communicated with the fixing hole, the fixed installation avoidance groove is located at the edge of the filtering top cover, and the fixed installation avoidance groove is used for accommodating the part of the filtering fixing piece.
In one embodiment, the filtering sealing groove is circumferentially distributed at the edge of the filtering base, the filtering sealing strip is of an annular structure, and the filtering sealing strip is clamped in the filtering sealing groove which is annularly arranged.
In one embodiment, the projection of the filtering sealing strip on the filtering top cover is located in the filtering sealing groove.
A communication device comprising an eight-channel dielectric filter as in any one of the embodiments above.
Compared with the prior art, the method has at least the following advantages:
When filtering top cap and filtering base installation are fixed, the filtering mounting is fixed filtering top cap and filtering base connection, and the filtering sealing strip is located filtering seal groove for the filtering sealing strip is located between filtering top cap and the filtering base, thereby makes the clearance shutoff between filtering sealing strip and the filtering base with filtering top cap, and then makes filtering top cap and filtering base laminating inseparabler, has improved sealed waterproof performance effectively.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present disclosure and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic diagram of an eight-channel dielectric filter according to an embodiment;
FIG. 2 is a cross-sectional view of the eight-channel dielectric filter of FIG. 1 taken along the A-A direction;
Fig. 3 is an enlarged schematic view of the cross-sectional view of fig. 2 at A1.
Detailed Description
In order that the disclosure may be understood, a more complete description of the disclosure will be rendered by reference to the appended drawings. Preferred embodiments of the present disclosure are shown in the drawings. This disclosure may, however, be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs. The terminology used in the description of the disclosure herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The present disclosure relates to an eight-channel dielectric filter. In one embodiment, the eight-channel dielectric filter includes a filter base and a filter seal assembly; the filtering base is provided with four groups of filtering channels; the filtering sealing assembly comprises a filtering top cover, a filtering fixing piece and a filtering sealing strip, wherein one of the filtering top cover and the filtering base is provided with a fixing hole, the filtering fixing piece is arranged in the fixing hole in a penetrating mode, the filtering top cover is connected with the filtering base, at least one of the filtering top cover and the filtering base is provided with a filtering sealing groove, at least part of the filtering sealing strip is located in the filtering sealing groove, and the filtering sealing strip is far away from the filtering channel. When filtering top cap and filtering base installation are fixed, the filtering mounting is fixed filtering top cap and filtering base connection, and the filtering sealing strip is located filtering seal groove for the filtering sealing strip is located between filtering top cap and the filtering base, thereby makes the clearance shutoff between filtering sealing strip and the filtering base with filtering top cap, and then makes filtering top cap and filtering base laminating inseparabler, has improved sealed waterproof performance effectively.
Please refer to fig. 1, which is a schematic diagram illustrating a structure of an eight-channel dielectric filter according to an embodiment of the disclosure.
The eight-channel dielectric filter 10 of one embodiment includes a filter base 100 and a filter seal assembly 200. The filter base 100 has four sets of filter channels 110. Referring to fig. 2 and 3, the filter sealing assembly 200 includes a filter top cover 210, a filter fixing member 220, and a filter sealing strip 230. The filtering top cover 210 and one of the filtering bases 100 are provided with a fixing hole 202, and the filtering fixing piece 220 is inserted into the fixing hole 202, so that the filtering top cover 210 is connected with the filtering base 100. At least one of the filtering top cover 210 and the filtering base 100 is provided with a filtering sealing groove 102, at least a portion of the filtering sealing strip 230 is located in the filtering sealing groove 102, and the filtering sealing strip 230 is disposed away from the filtering channel 110.
In this embodiment, when the filtering top cover 210 and the filtering base 100 are fixed, the filtering fixing member 220 connects and fixes the filtering top cover 210 and the filtering base 100, and the filtering sealing strip 230 is located in the filtering sealing groove 102, so that the filtering sealing strip 230 is located between the filtering top cover 210 and the filtering base 100, and the filtering sealing strip 230 seals the gap between the filtering top cover 210 and the filtering base 100, so that the filtering top cover 210 and the filtering base 100 are attached more tightly, and the sealing waterproof performance is effectively improved.
In one embodiment, referring to fig. 3, the fixing hole 202 is located on the filtering top cover 210, and the filtering fixing member 220 is disposed through the fixing hole 202 and connected to the filtering base 100. In this embodiment, the fixing hole 202 is formed in the filtering top cover 210, the fixing hole 202 penetrates through the filtering top cover 210, and the filtering fixing piece 220 penetrates through the fixing hole 202, so that a portion of the filtering fixing piece 220 is clamped in the fixing hole 202, and therefore the filtering fixing piece 220 is clamped with the filtering top cover 210, and an end portion of the filtering fixing piece 220 is connected with the filtering base 100 after penetrating through the fixing hole 202, so that the filtering top cover 210 is conveniently and stably connected to the filtering base 100.
Further, referring to fig. 3, the filter base 100 is provided with a fixing slot 104, and a portion of the filter fixing member 220 is clamped in the fixing slot 104. In this embodiment, the fixing slot 104 corresponds to the fixing hole 202, specifically, the opening of the fixing slot 104 faces the filtering top cover 210, so that the opening of the fixing slot 104 is aligned with the fixing hole 202, and when the filtering fixing piece 220 is inserted into the fixing hole 202, the end of the filtering fixing piece 220 is also clamped in the fixing slot 104, which effectively improves the stability of the filtering fixing piece 220 on the filtering base 100, thereby improving the connection stability between the filtering top cover 210 and the filtering base 100.
In another embodiment, the fixing slot 104 and the filtering slot 102 are arranged in a staggered manner, so that the fixing slot 104 is not communicated with the filtering slot 102, specifically, the filtering slot 102 is located at the inner side of the fixing slot 104, that is, the distance between the fixing slot 104 and the edge of the filtering base 100 is smaller than the distance between the filtering slot 102 and the edge of the filtering base 100, so that the filtering sealing strip 230 and the filtering fixing piece 220 form a staggered two-stage sealing waterproof structure.
In one embodiment, referring to fig. 3, the filter fixing member 220 includes a fixing screw 222 and a limiting block 224 that are connected to each other, the fixing screw 222 is disposed in the fixing hole 202 and connected to the filter base 100, and the limiting block 224 abuts against a surface of the filter top cover 210 facing away from the filter base 100. In this embodiment, a portion of the fixing screw 222 is located in the fixing hole 202, and another portion of the fixing screw 222 is located in the fixing slot 104, so as to facilitate the connection between the filter top cover 210 and the filter base 100. The limiting block 224 is located on the filtering top cover 210, and the limiting block 224 abuts the filtering top cover 210 on the filtering base 100, so as to limit the filtering top cover 210 on the filtering base 100.
Further, referring to fig. 3, the filter fixing member 220 further includes a waterproof sealing ring 226, the waterproof sealing ring 226 is located between the limiting block 224 and the filter top cover 210, and the waterproof sealing ring 226 is sleeved on the fixing screw 222. In this embodiment, the waterproof sealing ring 226 is sleeved with the fixing screw 222, and the waterproof sealing ring 226 fills the gap between the limiting block 224 and the filtering top cover 210, so that the fixing hole 202 is conveniently plugged, and the waterproof tightness of the eight-channel dielectric filter is further improved.
In one embodiment, referring to fig. 3, the filtering top cover 210 is provided with a fixed installation avoidance slot 204 that is in communication with the fixing hole 202, the fixed installation avoidance slot 204 is located at an edge of the filtering top cover 210, and the fixed installation avoidance slot 204 is used for accommodating a portion of the filtering fixing member 220. In this embodiment, the fixed mounting avoidance slot 204 is located on the filtering top cover 210, the fixed mounting avoidance slot 204 is used as a mounting area of the filtering top cover 210, and the fixed mounting avoidance slot 204 corresponds to the filtering fixing piece 220, so that the filtering fixing piece 220 is conveniently accommodated in the fixed mounting avoidance slot 204.
In one embodiment, the filtering sealing groove 102 is circumferentially distributed on the edge of the filtering base 100, the filtering sealing strip 230 has an annular structure, and the filtering sealing strip 230 is clamped in the filtering sealing groove 102 that is annularly arranged. In this embodiment, the filtering sealing grooves 102 are uniformly distributed around the filtering base 100, so that the filtering sealing grooves 102 are distributed in a ring shape, and the ring-shaped filtering sealing strips 230 are conveniently mounted on the filtering base 100.
In another embodiment, the projection of the filtering sealing strip 230 on the filtering top cover 210 is located in the filtering sealing groove 102, so that the filtering sealing strip 230 is uniformly distributed on the edge of the filtering base 100, and the filtering sealing strip 230 completely fills the gap between the filtering top cover 210 and the filtering base 100, so that the waterproof tightness of the eight-channel dielectric filter is further improved.
In one embodiment, the present disclosure further provides a communication device including the eight-channel dielectric filter of any one of the embodiments above. The eight-channel dielectric filter comprises a filtering base and a filtering sealing assembly; the filtering base is provided with four groups of filtering channels; the filtering sealing assembly comprises a filtering top cover, a filtering fixing piece and a filtering sealing strip, wherein one of the filtering top cover and the filtering base is provided with a fixing hole, the filtering fixing piece is arranged in the fixing hole in a penetrating mode, the filtering top cover is connected with the filtering base, at least one of the filtering top cover and the filtering base is provided with a filtering sealing groove, at least part of the filtering sealing strip is located in the filtering sealing groove, and the filtering sealing strip is far away from the filtering channel. When filtering top cap and filtering base installation are fixed, the filtering mounting is fixed filtering top cap and filtering base connection, and the filtering sealing strip is located filtering seal groove for the filtering sealing strip is located between filtering top cap and the filtering base, thereby makes the clearance shutoff between filtering sealing strip and the filtering base with filtering top cap, and then makes filtering top cap and filtering base laminating inseparabler, has improved sealed waterproof performance effectively.
The foregoing examples represent only a few embodiments of the present disclosure, which are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that variations and modifications can be made by those skilled in the art without departing from the spirit of the disclosure, which are within the scope of the disclosure. Accordingly, the scope of protection of the present disclosure should be determined by the following claims.
Claims (10)
1. An eight-channel dielectric filter, comprising:
the filtering base is provided with four groups of filtering channels;
The filtering sealing assembly comprises a filtering top cover, a filtering fixing piece and a filtering sealing strip, wherein one of the filtering top cover and the filtering base is provided with a fixing hole, the filtering fixing piece is arranged in the fixing hole in a penetrating mode, the filtering top cover is connected with the filtering base, at least one of the filtering top cover and the filtering base is provided with a filtering sealing groove, at least part of the filtering sealing strip is located in the filtering sealing groove, and the filtering sealing strip is far away from the filtering channel.
2. The eight channel dielectric filter of claim 1, wherein the mounting hole is located on the filter top cover, and the filter mount is disposed through the mounting hole and connected to the filter base.
3. The eight-channel dielectric filter of claim 2, wherein the filter base is provided with a fixing slot, and a part of the filter fixing member is clamped in the fixing slot.
4. The eight-channel dielectric filter of claim 3, wherein the fixed clamping groove and the filtering sealing groove are arranged in a staggered manner.
5. The eight-channel dielectric filter according to claim 2, wherein the filter fixing member comprises a fixing screw rod and a limiting block which are connected with each other, the fixing screw rod is arranged in the fixing hole in a penetrating mode and is connected with the filter base, and the limiting block is abutted to one surface, deviating from the filter base, of the filter top cover.
6. The eight channel dielectric filter of claim 5, wherein the filter mount further comprises a waterproof seal ring positioned between the stopper and the filter top cover, the waterproof seal ring being sleeved on the fixing screw.
7. The eight channel dielectric filter of claim 1, wherein the filter top cover is provided with a fixed mounting clearance groove in communication with the fixing hole, the fixed mounting clearance groove being located at an edge of the filter top cover, the fixed mounting clearance groove being configured to receive a portion of the filter fixing member.
8. The eight-channel dielectric filter of claim 1, wherein the filtering seal grooves are circumferentially distributed on the edge of the filtering base, the filtering seal strips have an annular structure, and the filtering seal strips are clamped in the filtering seal grooves which are annularly arranged.
9. The eight channel dielectric filter of claim 8, wherein a projection of the filter seal strip onto the filter top cap is located within the filter seal slot.
10. A communication device comprising an eight-channel dielectric filter according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322663920.9U CN220895817U (en) | 2023-09-28 | 2023-09-28 | Eight-channel dielectric filter and communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322663920.9U CN220895817U (en) | 2023-09-28 | 2023-09-28 | Eight-channel dielectric filter and communication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220895817U true CN220895817U (en) | 2024-05-03 |
Family
ID=90870451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322663920.9U Active CN220895817U (en) | 2023-09-28 | 2023-09-28 | Eight-channel dielectric filter and communication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220895817U (en) |
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2023
- 2023-09-28 CN CN202322663920.9U patent/CN220895817U/en active Active
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