CN106486725A - Adjustable filter - Google Patents
Adjustable filter Download PDFInfo
- Publication number
- CN106486725A CN106486725A CN201510549642.1A CN201510549642A CN106486725A CN 106486725 A CN106486725 A CN 106486725A CN 201510549642 A CN201510549642 A CN 201510549642A CN 106486725 A CN106486725 A CN 106486725A
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- China
- Prior art keywords
- grade
- lower cover
- shed
- gripping member
- adjustable filter
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- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 238000004891 communication Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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Abstract
The present invention discloses a kind of adjustable filter, for dynamically setting a filter center frequency, comprises movable part, upper cover body, lower cover, multiple conductive clamp gripping member, cavity and driver element.This movable part comprises plate body and multiple projections.This upper cover body comprises multiple upper sheds, and this grade upper shed each corresponds to this grade projection each.This lower cover comprises multiple under sheds, and this grade under shed each corresponds to this grade upper shed each.This grade conductive clamp gripping member is arranged between this upper cover body and this lower cover.This cavity combines this lower cover, and this cavity forms multiple chambers, allows this grade conductive clamp gripping member each correspond to this grade upper shed each and this grade under shed each.This driver element connects this movable part, allows this grade projection to move or with a second direction away from the chamber such as this towards this grade chamber with a first direction.One distance is moved towards this first direction or this second direction according to this grade projection, to determine this filter center frequency.
Description
Technical field
The present invention relates to the technical field of communication, particularly a kind of adjustable filter setting a filter center frequency.
Background technology
In tradition, in the manufacture process of wave filter, measured using network analyzer, adjust in a manual fashion
The mid frequency of this wave filter whole.In other words, after this wave filter adjustment completes, this mid frequency have determined that and
Cannot voluntarily adjust again.Complete because this wave filter is encapsulated, although can seal off again and adjust, but process is also
Complicatedly.
For manufacturer, after buying this wave filter, if wanting to change this mid frequency, needing to send genuine back to and being adjusted
School, this is inconvenient for manufacturer.Furthermore, most situation is that this wave filter has been incorporated into
In related communication apparatus, individually this wave filter is proofreaded, unless removed this communication apparatus, not so, this
It is time-consuming, high cost way.In another situation, if this communication apparatus is communication base platform, in the mistake removed
Cheng Zhong, certainly will influence whether the signal transmission communicating, and even need disconnected news.
In view of this, the present invention proposes a kind of adjustable filter, to solve the disappearance of known techniques.
Content of the invention
The first object of the present invention provides a kind of adjustable filter, comprises movable part, upper cover body, lower cover, multiple
Conductive clamp gripping member, cavity and driver element, the multiple projections by this movable part in this upper cover body, this lower cover and are somebody's turn to do
Move Deng between conductive clamp gripping member, dynamically determine the filter center frequency of this adjustable filter.
The second object of the present invention provides a kind of adjustable filter, and wherein this grade conductive clamp gripping member has electric conductivity and sets
Put between this upper cover body and this lower cover so that the projection such as this can reach the work(of anti electromagnetic wave leakage in this cavity
Effect.
The third object of the present invention provides a kind of adjustable filter, and this driver element can receive local and/or outside
One control signal, to accurately control the movement of this movable part, and can accurately this filter center frequency of adjustment, and energy
Reach the maintenance original frequency response of this adjustable filter and related characteristic.
For reaching above-mentioned purpose and other purpose, the present invention provides a kind of adjustable filter, for dynamically setting a filtering
Mid frequency.This adjustable filter comprise movable part, upper cover body, lower cover, multiple conductive clamp gripping member, cavity with
Driver element.This movable part has a plate body and multiple projections, and this grade projection is formed at the side of this plate body.Lid on this
Body is arranged on this side of this movable part.This upper cover body has multiple upper sheds, each this grade upper shed correspondence each this etc.
Projection.This lower cover is arranged on the side of upper cover body.This lower cover has multiple under sheds, this grade under shed pair each
Should this grade upper shed each.This grade conductive clamp gripping member is arranged between this upper cover body and this lower cover.This grade each is conductive
Holder is adjacent to this grade upper shed each and this grade under shed each.This cavity combines this lower cover.This cavity forms many
Individual chamber.This grade chamber each corresponds to this grade under shed each.Wherein, this grade chamber connects each other.This driving list
Unit connects this movable part.This driver element drives this movable part, allows this grade projection to move towards this grade chamber with a first direction
Move or with a second direction away from the chamber such as this.Wherein, this grade projection this grade upper shed, this etc. conductive clamp gripping member with
This grade under shed moves a distance towards this first direction or this second direction, determines this filtering according to the position of this projection
Mid frequency.
Compared to known techniques, the adjustable filter of the present invention can by local and/or outside a control signal,
Allow driver element adjust a movable part projection into or away from cavity depth, with reach dynamically with adjustment easily
The purpose of filter center frequency.Due to aforesaid purpose, the adjustable filter of the present invention can maintain original frequency
Response and other performances.Furthermore, because the present invention provides the conductive clamp gripping member (gasket) with electric conductivity, can avoid
The problem of electromagnetic-wave leakage.
Brief description
Fig. 1 is the structural representation of the adjustable filter of one embodiment of the invention.
Fig. 2 is to illustrate that combining movement part in Fig. 1, upper cover body, the section of lower cover, conductive clamp gripping member and cavity are illustrated
Figure.
Fig. 3 is another generalized section that upper cover body, lower cover and conductive clamp gripping member in previous embodiment are described.
Fig. 4 is another generalized section that upper cover body, lower cover and conductive clamp gripping member in previous embodiment are described.
Symbol description：
10 adjustable filters
12 movable parts
122 plate bodys
124 projections
14 upper cover body
142 upper sheds
16 lower covers
162 under sheds
164 accommodation spaces
Hole on 166
18 conductive clamp gripping members
20 cavitys
202 chambers
204 times holes
22 driver elements
222 motors
224 traces
Specific embodiment
For being fully understood by the purpose of the present invention, feature and effect, hereby by following specific embodiments, and coordinate appended
Figure of description, the present invention is described in detail, illustrate as after：
Refer to Fig. 1, be the structural representation of the adjustable filter of one embodiment of the invention.In Fig. 1, this can
Mode wave filter 10 can dynamically set a filter center frequency.
This adjustable filter 10 comprise movable part 12, upper cover body 14, lower cover 16, multiple conductive clamp gripping member 18,
Cavity 20 and driver element 22.
This movable part 12 comprises a plate body 122 and multiple projections 124.This plate body 122 is a T-shaped plate body.In other
In embodiment, the shape of this plate body 122 is not limited to this rectangle.This grade projection 124 is formed at the lower section of this plate body 122.
In the present embodiment, this grade projection 124 has identical length.In other embodiments, the length of this grade projection 124
Degree can Length discrepancy, visually actual situation be adjusted.
This upper cover body 14 is arranged on the lower section of this movable part 12.This upper cover body 14 has multiple upper sheds 142.Each
This grade upper shed 142 corresponds to this grade projection 124 each.
This lower cover 16 is arranged on the lower section of upper cover body 14.This lower cover 16 has multiple under sheds 162, each should
Correspond to this grade upper shed 142 each Deng under shed 162.In the present embodiment, this lower cover 16 forms an accommodation space
164, this accommodation space 164 house this movable part 12, this upper cover body 14 with this etc. conductive clamp gripping member 18.
This grade conductive clamp gripping member 18 is arranged between this upper cover body 14 and this lower cover 16, allows this grade conductive holding each
This grade upper shed 142 each of part 18 correspondence and this grade under shed 162 each.Wherein, this grade conductive clamp gripping member 18
Material is electric conductor.This grade conductive clamp gripping member 18 can be O-shaped packing ring.In the present embodiment, this grade conductive clamp gripping member
18 pinchings are between this upper cover body 14 and this lower cover 16.The aperture size of this grade conductive clamp gripping member 18 is less than or waits
Diameter in this grade projection 124.After this grade projection 124 inserts this grade conductive clamp gripping member 18, this grade projection 124
Can closely this grade conductive clamp gripping member 18 of pinching, to prevent this electromagnetic wave from leaking from this cavity 20.
This cavity 20 combines this lower cover 16.This cavity 20 forms multiple chambers 202, and this grade chamber 202 each is right
Should this grade under shed 162 each.Wherein, this grade chamber 202 connects each other.In the present embodiment, this cavity 20
For circle, and with rectangle connection.In other embodiment, do not limited with being shaped as disclosed by the present embodiment.
Refer to Fig. 2 in the lump, be with reference to this movable part 12, upper cover body 14, lower cover 16, this etc. conductive clamp gripping member
18 with the generalized section of cavity 20.
This driver element 22 connects this movable part 12.This driver element 22 drives this movable part 12, allows this grade projection
124 are moved or with +Y direction away from the chamber such as this 202 towards this grade chamber 202 with -Y direction.In the present embodiment, should
Driver element 22 can be motor 222 and trace 224.This motor 222 connects this trace 224, and this gearing
Bar 224 connects this movable part 12.This motor 222 receives control signal CS to drive this trace 224 mobile,
And then adjust with -Y direction towards this etc. chamber 202 movement one apart from or with +Y direction away from the chamber such as this 202 one away from
From.Wherein, this driver element 22 can be one of them of servo motor and stepper motor.
In the present embodiment, this lower cover 16 forms hole 166 and this cavity 20 on one and forms hole 204.
This trace 224 passes through hole 166 and this lower hole 204 on this, to connect this plate body 122.
Refer to Fig. 3 and Fig. 4, for the another of the upper cover body in previous embodiment, lower cover and conductive clamp gripping member is described
Generalized section.
In Fig. 3, this upper cover body 14 is formed in one with this lower cover 16, and this grade upper shed 142 connects under this grade
Opening 162.Form a breach in this grade upper shed 142 and this grade under shed 162, to house this grade conductive clamp gripping member
18, to reach foregoing effect.
In Fig. 4, this upper cover body 14 and this lower cover 16 are subject to coating of this grade conductive clamp gripping member 18, with reach as
Front described effect.
The present invention is hereinbefore disclosed with preferred embodiment, is so familiar with the technology person and should be understood that this embodiment
It is only used for describing the present invention, and be not construed as limiting the scope of the present invention.It should be noted that such as with this embodiment
Equivalent change and displacement, all should be set to be covered by scope of the invention.Therefore, protection scope of the present invention when with
What claims were defined is defined.
Claims (10)
1. a kind of adjustable filter, for dynamically setting a filter center frequency it is characterised in that comprising：
Movable part, has a plate body and multiple projections, and this grade projection is formed at the side of this plate body；
Upper cover body, is arranged on this side of this movable part, and this upper cover body has multiple upper sheds, this grade upper shed pair each
Should this grade projection each；
Lower cover, is arranged on the side of upper cover body, and this lower cover has multiple under sheds, and this grade under shed each corresponds to
This grade upper shed each；
Multiple conductive clamp gripping members, are arranged between this upper cover body and this lower cover, allow this grade conductive clamp gripping member each to correspond to
This grade upper shed each and this grade under shed each；
Cavity, in conjunction with this lower cover, this cavity forms multiple chambers, and this grade chamber each corresponds to this grade under shed each,
Wherein this grade chamber connects each other；And
Driver element, connects this movable part, and this driver element drives this movable part, allows this grade projection with a first direction
Move or with a second direction away from the chamber such as this towards this grade chamber；
Wherein this grade projection this grade upper shed, this etc. conductive clamp gripping member and this etc. under shed towards this first direction or this
A distance is moved in two directions, determines this filter center frequency according to the position of this projection.
2. adjustable filter according to claim 1 is it is characterised in that the hole of wherein this grade conductive clamp gripping member
Footpath size is not more than the diameter of this grade projection.
3. adjustable filter according to claim 1 is it is characterised in that wherein this driver element further includes electricity
Machine and trace, this trace of this motor connection, and this trace connect this movable part, and this motor receives
One control signal is to drive this trace to move, and then adjusts this distance.
4. adjustable filter according to claim 3 it is characterised in that wherein this motor be servo motor with
One of them of stepper motor.
5. adjustable filter according to claim 4 is it is characterised in that wherein this lower cover formation one houses
Space, this movable part of this holding space for holding, this upper cover body and this etc. conductive clamp gripping member.
6. adjustable filter according to claim 5 is it is characterised in that wherein this lower cover forms hole on
Hole, this trace passes through hole on this, to connect this plate body.
7. adjustable filter according to claim 5 is it is characterised in that wherein this lower cover forms hole on
Hole and this cavity form hole, and this trace passes through hole and this lower hole on this, to connect this plate body.
8. adjustable filter according to claim 1 is it is characterised in that wherein this upper cover body and this lower cover
It is formed in one, this grade upper shed connects this grade under shed.
9. adjustable filter according to claim 8 is it is characterised in that wherein this grade conductive clamp gripping member is arranged
In this grade upper shed with this grade under shed.
10. adjustable filter according to claim 8 is it is characterised in that wherein this grade conductive clamp gripping member coats
Upper cover body and this lower cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510549642.1A CN106486725B (en) | 2015-09-01 | 2015-09-01 | Adjustable filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510549642.1A CN106486725B (en) | 2015-09-01 | 2015-09-01 | Adjustable filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106486725A true CN106486725A (en) | 2017-03-08 |
| CN106486725B CN106486725B (en) | 2019-12-10 |
Family
ID=58236433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510549642.1A Expired - Fee Related CN106486725B (en) | 2015-09-01 | 2015-09-01 | Adjustable filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106486725B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108091966A (en) * | 2017-12-07 | 2018-05-29 | 南京乾波通信技术有限公司 | A kind of adjustable mechanical wave filter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5959511A (en) * | 1998-04-02 | 1999-09-28 | Cts Corporation | Ceramic filter with recessed shield |
| CN201063589Y (en) * | 2007-06-14 | 2008-05-21 | 宣德科技股份有限公司 | Filtering module group |
| CN101378142A (en) * | 2007-08-28 | 2009-03-04 | Ace技术株式会社 | Frequency tunable filter |
| CN201466178U (en) * | 2009-08-03 | 2010-05-12 | 中国电子科技集团公司第五十四研究所 | Adjustable duplexer |
| CN204905394U (en) * | 2015-09-01 | 2015-12-23 | 昇达科技股份有限公司 | Wave filter with adjustable |
-
2015
- 2015-09-01 CN CN201510549642.1A patent/CN106486725B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5959511A (en) * | 1998-04-02 | 1999-09-28 | Cts Corporation | Ceramic filter with recessed shield |
| CN201063589Y (en) * | 2007-06-14 | 2008-05-21 | 宣德科技股份有限公司 | Filtering module group |
| CN101378142A (en) * | 2007-08-28 | 2009-03-04 | Ace技术株式会社 | Frequency tunable filter |
| CN201466178U (en) * | 2009-08-03 | 2010-05-12 | 中国电子科技集团公司第五十四研究所 | Adjustable duplexer |
| CN204905394U (en) * | 2015-09-01 | 2015-12-23 | 昇达科技股份有限公司 | Wave filter with adjustable |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108091966A (en) * | 2017-12-07 | 2018-05-29 | 南京乾波通信技术有限公司 | A kind of adjustable mechanical wave filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106486725B (en) | 2019-12-10 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191210 Termination date: 20200901 |
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| CF01 | Termination of patent right due to non-payment of annual fee |