CN209104334U - A kind of small-sized metal filter - Google Patents
A kind of small-sized metal filter Download PDFInfo
- Publication number
- CN209104334U CN209104334U CN201822131048.2U CN201822131048U CN209104334U CN 209104334 U CN209104334 U CN 209104334U CN 201822131048 U CN201822131048 U CN 201822131048U CN 209104334 U CN209104334 U CN 209104334U
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- resonator
- shell cavity
- resonant rod
- boss
- utility
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Abstract
The utility model relates to a kind of small-sized metal filters, including shell cavity, the inside of the shell cavity is that hollow and side is arranged with evolution face, boss is provided on the inside of the shell cavity, it is arranged positioned at the bottom surface of shell cavity, resonator is provided in the shell cavity, the resonator includes resonant rod resonator ontology, the resonant rod is located at the lower end of resonator body, and it connects setting with resonator body, the resonant rod is plugged on boss, the wall thickness of the resonant rod is at 0.2 millimeter to 0.5 millimeter, the resonator body passes through resonant rod vertically upward, and its highest face is arranged lower than the side wall of shell cavity, cover board is provided on the shell cavity, gap setting is equipped between resonator body.The utility model guarantees the reliability after resonator assembly, largely promotes the structural stability and correlated performance of product.
Description
Technical field
The utility model belongs to filter field, more particularly to a kind of small-sized metal filter.
Background technique
Existing filter in the mount scheme of miniaturization, requires to be fixed using screw, but solid using screw
It is fixed, the volume of cavity is increased, while also adding additional cost.
In view of the above shortcomings, the designer, is actively subject to research and innovation, it is a kind of new structural small-sized to found
Metal filter, make it with more the utility value in industry.
Utility model content
In order to solve the above technical problems, the purpose of the utility model is to provide a kind of small-sized metal filters.
To achieve the above objectives, the present invention adopts the following technical solutions:
A kind of small-sized metal filter, including shell cavity, the inside of the shell cavity are that hollow and side has
Evolution face is arranged, and is provided with boss on the inside of the shell cavity, is arranged positioned at the bottom surface of shell cavity, the shell cavity
It is inside provided with resonator, the resonator includes resonant rod resonator ontology, and the resonant rod is located under resonator body
End, and connect setting with resonator body, the resonant rod is plugged on boss, and the wall thickness of the resonant rod is at 0.2 millimeter
To 0.5 millimeter, the resonator body passes through resonant rod vertically upward, and its highest face is arranged lower than the side wall of shell cavity,
It is provided with cover board on the shell cavity, gap setting is equipped between resonator body.
Further, the small-sized metal filter of described one kind, the resonant rod resonator ontology are integrally formed
Setting.
Further, the small-sized metal filter of described one kind, the resonant rod interference are plugged on boss.
Further, the small-sized metal filter of described one kind, the bottom end of the resonant rod by solder(ing) paste with it is convex
Platform is mutually fixed.
According to the above aspect of the present invention, the utility model at least has the following advantages:
The utility model is adapted to filter trend toward miniaturization, is directly fixed by resonator with cavity, removes biography
The screw fixation method of system saves bulk, facilitates installation, debugs, maintenance and replacement.After guaranteeing resonator assembly simultaneously
Reliability largely promotes the structural stability and correlated performance of product.Resonator stretches manufacture craft and can satisfy simultaneously
Produce in enormous quantities.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright as after.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
In order to make those skilled in the art better understand the scheme of the utility model, below in conjunction with the utility model reality
Attached drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described reality
Applying example is only the utility model a part of the embodiment, instead of all the embodiments.Usually describes and show in attached drawing here
The component of the utility model embodiment out can be arranged and be designed with a variety of different configurations.Therefore, below in attached drawing
The detailed description of the embodiments of the present invention of middle offer is not intended to limit the range of claimed invention, and
It is the selected embodiment for being merely representative of the utility model.Based on the embodiments of the present invention, those skilled in the art are not having
Every other embodiment obtained under the premise of creative work is made, is fallen within the protection scope of the utility model.
Embodiment
The utility model is adapted to filter trend toward miniaturization, is directly fixed by resonator with cavity, removes biography
The screw fixation method of system saves bulk, facilitates installation, debugs, maintenance and replacement.After guaranteeing resonator assembly simultaneously
Reliability largely promotes the structural stability and correlated performance of product.As shown in Figure 1, a kind of small-sized metal filter,
Including shell cavity 1, the inside of the shell cavity 1 is that hollow and side has a setting of evolution face, the shell cavity 1 it is interior
It is provided with boss 4 in portion, is arranged positioned at the bottom surface of shell cavity 1, is provided with resonator 3, the resonance in the shell cavity 1
Device 3 includes 31 resonator ontology 32 of resonant rod, and the resonant rod 31 is located at the lower end of resonator body 32, and with resonator sheet
Body 32 connects setting, and the resonant rod 31 is plugged on boss 4, and the wall thickness of the resonant rod 31 is at 0.2 millimeter to 0.5 milli
Rice, the resonator body 32 pass through resonant rod vertically upward, and its highest face is arranged lower than the side wall of shell cavity 1, described
It is provided with cover board 2 on shell cavity 1, gap setting is equipped between resonator body 32.
The wall thickness of above-mentioned resonant rod 31 makes it have good ductility at 0.2 millimeter to 0.5 millimeter, resonant rod and
Boss on shell cavity can guarantee interference fit.
The resonator of resonant rod 31 described in the utility model ontology 32 is integrally formed setting.
The interference of resonant rod 31 described in the utility model is plugged on boss 4, and resonant rod 31 and boss 4 can be made to carry out tightly
Close pressing, it is ensured that the fixation that it can be stable.
The bottom end of resonant rod 31 described in the utility model is fixed by solder(ing) paste and 4 phase of boss, by smearing solder(ing) paste,
And heat, guarantee long-time stability and tightness after the assembly of shell cavity resonator.
The utility model is adapted to filter trend toward miniaturization, is directly fixed by resonator with cavity, removes biography
The screw fixation method of system saves bulk, facilitates installation, debugs, maintenance and replacement.After guaranteeing resonator assembly simultaneously
Reliability largely promotes the structural stability and correlated performance of product.Resonator stretches manufacture craft and can satisfy simultaneously
Produce in enormous quantities.
The above is only the preferred embodiment of the utility model, is not intended to limit the utility model, it is noted that
For those skilled in the art, without deviating from the technical principle of the utility model, it can also do
Several improvements and modifications out, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (4)
1. a kind of small-sized metal filter, it is characterised in that: including shell cavity (1), the inside of the shell cavity (1) is
Hollow and side is arranged with evolution face, is provided with boss (4) on the inside of the shell cavity (1), is located at shell cavity (1)
Bottom surface setting, is provided with resonator (3) in the shell cavity (1), the resonator (3) includes resonant rod (31) and resonance
Device ontology (32), the resonant rod (31) is located at the lower end of resonator body (32), and connects and set with resonator body (32)
It sets, the resonant rod (31) is plugged on boss (4), and the wall thickness of the resonant rod (31) is described at 0.2 millimeter to 0.5 millimeter
Resonator body (32) passes through resonant rod vertically upward, and its highest face is arranged lower than the side wall of shell cavity (1), the cavity
It is provided with cover board (2) on shell (1), gap setting is equipped between resonator body (32).
2. the small-sized metal filter of one kind according to claim 1, it is characterised in that: the resonant rod (31) and resonance
Device ontology (32) is integrally formed setting.
3. the small-sized metal filter of one kind according to claim 1, it is characterised in that: resonant rod (31) interference is inserted
It connects on boss (4).
4. the small-sized metal filter of one kind as claimed in any of claims 1 to 3, it is characterised in that: described humorous
The bottom end of vibration bar (31) is mutually fixed by solder(ing) paste with boss (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822131048.2U CN209104334U (en) | 2018-12-19 | 2018-12-19 | A kind of small-sized metal filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822131048.2U CN209104334U (en) | 2018-12-19 | 2018-12-19 | A kind of small-sized metal filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209104334U true CN209104334U (en) | 2019-07-12 |
Family
ID=67162925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822131048.2U Active CN209104334U (en) | 2018-12-19 | 2018-12-19 | A kind of small-sized metal filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209104334U (en) |
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2018
- 2018-12-19 CN CN201822131048.2U patent/CN209104334U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215000 987 Chunshen Road, Huangdai Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: Suzhou Xiecheng Microwave Technology Co., Ltd Address before: 215000 987 Chunshen Road, Huangdai Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: SUZHOU XIECHENG HARDWARE PRODUCTS Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |