CN204905394U - Wave filter with adjustable - Google Patents
Wave filter with adjustable Download PDFInfo
- Publication number
- CN204905394U CN204905394U CN201520671757.3U CN201520671757U CN204905394U CN 204905394 U CN204905394 U CN 204905394U CN 201520671757 U CN201520671757 U CN 201520671757U CN 204905394 U CN204905394 U CN 204905394U
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- CN
- China
- Prior art keywords
- lower cover
- adjustable filter
- conductive clip
- clip gripping
- shed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- 238000004891 communication Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- NHDHVHZZCFYRSB-UHFFFAOYSA-N pyriproxyfen Chemical compound C=1C=CC=NC=1OC(C)COC(C=C1)=CC=C1OC1=CC=CC=C1 NHDHVHZZCFYRSB-UHFFFAOYSA-N 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a wave filter with adjustable supplies to set for a filter center frequency dynamicly, contains moving part, last lid, lower lid, a plurality of electrically conductive holder, cavity and drive unit. This moving part contains plate body and a plurality of projections. Should go up the lid and contain a plurality of upper sheds, each these upper shed corresponds each these projection. This time lid contains a plurality of under sheds, and each these under shed corresponds each these upper shed. These electrically conductive holder settings are at this shang between lid and this time lid. This cavity combines this time lid, and this cavity forms a plurality of cavities, lets each these electrically conductive holder correspond each these upper shed and each these under shed. This drive unit connects this moving part, lets these projections remove or keep away from these cavities with a second direction towards these cavities with a first direction. Remove a distance according to these projections towards this first direction or this second direction to decide this filter center frequency.
Description
Technical field
The utility model 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 filter, utilize net analysis instrument to measure, adjust the centre frequency of this filter in a manual fashion.In other words, after this filter adjustment completes, namely this centre frequency has been determined and cannot again from Row sum-equal matrix.Because this filter has encapsulated, although can seal off again and adjust, but process be also complicatedly.
With manufacturer, after buying this filter, change this centre frequency if want, then need to send genuine back to and carry out adjustment, this is for manufacturer, is very inconvenient.Moreover most situation is, this filter has been incorporated in relevant communication apparatus, proofread this filter individually, unless removed this communication apparatus, not so, this is way that is time-consuming, high cost.In another situation, if this communication apparatus is communication base platform, then, in the process of removing, the signal transmission of communication will certainly be had influence on, need even disconnected news.
In view of this, the utility model proposes a kind of adjustable filter, to solve the disappearance of known techniques.
Utility model content
First object of the present utility model provides a kind of adjustable filter, comprise movable part, upper cover body, lower cover, multiple conductive clip gripping member, cavity and driver element, by multiple projections of this movable part in this upper cover body, move between this lower cover and these conductive clip gripping members, dynamically determine the filter center frequency of this adjustable filter.
Second object of the present utility model provides a kind of adjustable filter, and wherein these conductive clip gripping members have conductivity and are arranged between this upper cover body and this lower cover, makes these projections can reach effect of anti electromagnetic wave leakage in this cavity.
3rd object of the present utility model provides a kind of adjustable filter, this driver element can receive a control signal that is local and/or outside, accurately to control the movement of this movable part, and can this filter center frequency of adjustment accurately, and can reach and maintain the original frequency response of this adjustable filter and relevant characteristic.
For reaching above-mentioned purpose and other object, the utility model provides a kind of adjustable filter, for dynamically setting a filter center frequency.This adjustable filter comprises movable part, upper cover body, lower cover, multiple conductive clip gripping member, cavity and driver element.This movable part has a plate body and multiple projection, and these projections are formed in the side of this plate body.This upper cover body is arranged on this side of this movable part.This upper cover body has multiple upper shed, each these upper shed each these projection corresponding.This lower cover is arranged on the side of upper cover body.This lower cover has multiple under shed, each these upper shed corresponding of each these under shed.These conductive clip gripping members are arranged between this upper cover body and this lower cover.Each these upper shed contiguous of each these conductive clip gripping member and each these under shed.This cavity is in conjunction with this lower cover.This cavity forms multiple chamber.Each these chamber each these under shed corresponding.Wherein, these chambers are communicated with each other.This driver element connects this movable part.This movable part of this drive unit drives, allow these projections with a first direction towards these chambers move or with a second direction away from these chambers.Wherein, these projections move a distance at these upper sheds, these conductive clip gripping members and these under sheds towards this first direction or this second direction, determine this filter center frequency according to the position of this projection.
Compared to known techniques, adjustable filter of the present utility model can by this locality and/or a control signal of outside, the projection allowing driver element adjust a movable part enters or away from the degree of depth of cavity, with reach dynamically with the object of adjustment filter center frequency easily.Due to aforesaid object, adjustable filter of the present utility model can maintain original frequency response and other performances.Moreover, because the utility model provides the conductive clip gripping member (gasket) with conductivity, the problem of electromagnetic-wave leakage can be avoided.
Accompanying drawing explanation
Fig. 1 is the structural representation of the adjustable filter of the utility model one embodiment.
Fig. 2 is the generalized section of combining movement part in key diagram 1, upper cover body, lower cover, conductive clip gripping member and cavity.
Fig. 3 is another generalized section of upper cover body, lower cover and the conductive clip gripping member illustrated in previous embodiment.
Fig. 4 is another generalized section of upper cover body, lower cover and the conductive clip gripping member illustrated in previous embodiment.
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 clip gripping members
20 cavitys
202 chambers
204 times holes
22 driver elements
222 motors
224 traces
Embodiment
For fully understanding the purpose of this utility model, feature and effect, hereby by following specific embodiment, and the Figure of description appended by coordinating, the utility model is described in detail, illustrates as rear:
Please refer to Fig. 1, is the structural representation of the adjustable filter of the utility model one embodiment.In Fig. 1, this adjustable filter 10 can dynamically set a filter center frequency.
This adjustable filter 10 comprises movable part 12, upper cover body 14, lower cover 16, multiple conductive clip gripping member 18, cavity 20 and driver element 22.
This movable part 12 comprises a plate body 122 and multiple projection 124.This plate body 122 is a T-shaped plate body.In other embodiments, the shape of this plate body 122 is not limited to this rectangle.These projections 124 are formed in the below of this plate body 122.In the present embodiment, these projections 124 have identical length.In other embodiment, the length of these projections 124 can Length discrepancy, and the situation of visual reality adjusts.
This upper cover body 14 is arranged on the below of this movable part 12.This upper cover body 14 has multiple upper shed 142.Each these upper shed 142 each these projection 124 corresponding.
This lower cover 16 is arranged on the below of upper cover body 14.This lower cover 16 has multiple under shed 162, each these upper shed 142 corresponding of each these under shed 162.In the present embodiment, this lower cover 16 forms an accommodation space 164, this accommodation space 164 this movable part 12 accommodating, this upper cover body 14 and these conductive clip gripping members 18.
These conductive clip gripping members 18 are arranged between this upper cover body 14 and this lower cover 16, allow each these conductive clip gripping members 18 corresponding each these upper sheds 142 and each these under shed 162.Wherein, the material of these conductive clip gripping members 18 is electric conductor.These conductive clip gripping members 18 can be O type packing ring.In the present embodiment, these conductive clip gripping member 18 pinchings are between this upper cover body 14 and this lower cover 16.The aperture size of these conductive clip gripping members 18 is less than or equal to the diameter of these projections 124.After these projections 124 insert these conductive clip gripping members 18, these projections 124 can closely these conductive clip gripping members 18 of pinching, leak from this cavity 20 to prevent this electromagnetic wave.
This cavity 20 is in conjunction with this lower cover 16.This cavity 20 forms multiple chamber 202, each these chamber 202 each these under shed 162 corresponding.Wherein, these chambers 202 are communicated with each other.In the present embodiment, this cavity 20 is circular, and is communicated with rectangle.In other embodiments, not with the shape disclosed by the present embodiment for restriction.
Can, with reference to figure 2, be the generalized section in conjunction with this movable part 12, upper cover body 14, lower cover 16, these conductive clip gripping members 18 and cavity 20 in the lump.
This driver element 22 connects this movable part 12.This driver element 22 drives this movable part 12, allow these projections 124 with-Y-direction towards these chambers 202 move or with+Y-direction away from these chambers 202.In the present embodiment, this driver element 22 can be motor 222 and trace 224.This motor 222 connects this trace 224, and this trace 224 connects this movable part 12.This motor 222 receives a control signal CS and moves to drive this trace 224, so adjustment with-Y-direction towards a distance of these chamber 202 movements or with+Y-direction the distance away from these chambers 202.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 hole 166 and this lower hole 204 on this, to connect this plate body 122.
Please refer to Fig. 3 and Fig. 4, for another generalized section of upper cover body, lower cover and conductive clip gripping member in previous embodiment is described.
In Fig. 3, this upper cover body 14 is formed in one with this lower cover 16, and these upper sheds 142 are communicated with these under sheds 162.A breach is formed, with these conductive clip gripping members 18 accommodating, to reach foregoing effect with these under sheds 162 in these upper sheds 142.
In Fig. 4, this upper cover body 14 is subject to the coated of these conductive clip gripping members 18, to reach foregoing effect with this lower cover 16.
The utility model discloses with preferred embodiment hereinbefore, so has the knack of the technology person and it should be understood that this embodiment only for describing the utility model, and should not be read as restriction scope of the present utility model.It should be noted, such as with change and the displacement of this embodiment equivalence, all should be set to and be covered by category of the present utility model.Therefore, protection range of the present utility model is when being as the criterion of defining with claims.
Claims (10)
1. an adjustable filter, for dynamically setting a filter center frequency, is characterized in that, comprise:
Movable part, have a plate body and multiple projection, these projections are formed in the side of this plate body;
Upper cover body, be arranged on this side of this movable part, this upper cover body has multiple upper shed, each these upper shed each these projection corresponding;
Lower cover, is arranged on the side of upper cover body, and this lower cover has multiple under shed, each these upper shed corresponding of each these under shed;
Multiple conductive clip gripping member, is arranged between this upper cover body and this lower cover, allows each these each these upper shed corresponding of conductive clip gripping members and each these under shed;
Cavity, in conjunction with this lower cover, this cavity forms multiple chamber, each these chamber each these under shed corresponding, and wherein these chambers are communicated with each other; And
Driver element, connects this movable part, this movable part of this drive unit drives, allow these projections with a first direction towards these chambers move or with a second direction away from these chambers;
Wherein these projections move a distance at these upper sheds, these conductive clip gripping members and these under sheds towards this first direction or this second direction, determine this filter center frequency according to the position of this projection.
2. adjustable filter according to claim 1, is characterized in that, wherein the aperture size of these conductive clip gripping members is not more than the diameter of these projections.
3. adjustable filter according to claim 1, is characterized in that, wherein this driver element more comprises motor and trace, this motor connects this trace, and this trace connects this movable part, this motor receives a control signal and moves to drive this trace, and then adjusts this distance.
4. adjustable filter according to claim 3, is characterized in that, wherein this motor is one of them of servo motor and stepper motor.
5. adjustable filter according to claim 4, is characterized in that, wherein this lower cover forms an accommodation space, this movable part of this holding space for holding, this upper cover body and these conductive clip gripping members.
6. adjustable filter according to claim 5, is characterized in that, wherein this lower cover forms hole on, and this trace passes hole on this, to connect this plate body.
7. adjustable filter according to claim 5, is characterized in that, wherein this lower cover forms hole and this cavity on one and forms hole, and this trace passes hole and this lower hole on this, to connect this plate body.
8. adjustable filter according to claim 1, is characterized in that, wherein this upper cover body and this lower cover are formed in one, and these upper sheds are communicated with these under sheds.
9. adjustable filter according to claim 8, is characterized in that, wherein these conductive clip gripping members are arranged in these upper sheds and these under sheds.
10. adjustable filter according to claim 8, is characterized in that, wherein the coated upper cover body of these conductive clip gripping members and this lower cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520671757.3U CN204905394U (en) | 2015-09-01 | 2015-09-01 | Wave filter with adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520671757.3U CN204905394U (en) | 2015-09-01 | 2015-09-01 | Wave filter with adjustable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204905394U true CN204905394U (en) | 2015-12-23 |
Family
ID=54927549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520671757.3U Withdrawn - After Issue CN204905394U (en) | 2015-09-01 | 2015-09-01 | Wave filter with adjustable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204905394U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106486725A (en) * | 2015-09-01 | 2017-03-08 | 昇达科技股份有限公司 | Adjustable filter |
| CN107732384A (en) * | 2016-08-11 | 2018-02-23 | 昇达科技股份有限公司 | Wideband frequency debugs wave filter automatically |
| CN107732376A (en) * | 2016-08-11 | 2018-02-23 | 昇达科技股份有限公司 | Indirect drive formula frequency debugs wave filter automatically |
| CN109256609A (en) * | 2017-07-13 | 2019-01-22 | 昇达科技股份有限公司 | Has the contactless frequency automatic adjusting and testing filter of anti-leak chamber |
-
2015
- 2015-09-01 CN CN201520671757.3U patent/CN204905394U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106486725A (en) * | 2015-09-01 | 2017-03-08 | 昇达科技股份有限公司 | Adjustable filter |
| CN106486725B (en) * | 2015-09-01 | 2019-12-10 | 昇达科技股份有限公司 | Adjustable filter |
| CN107732384A (en) * | 2016-08-11 | 2018-02-23 | 昇达科技股份有限公司 | Wideband frequency debugs wave filter automatically |
| CN107732376A (en) * | 2016-08-11 | 2018-02-23 | 昇达科技股份有限公司 | Indirect drive formula frequency debugs wave filter automatically |
| CN109256609A (en) * | 2017-07-13 | 2019-01-22 | 昇达科技股份有限公司 | Has the contactless frequency automatic adjusting and testing filter of anti-leak chamber |
| CN109256609B (en) * | 2017-07-13 | 2020-04-03 | 昇达科技股份有限公司 | Non-contact type frequency automatic adjusting and detecting filter with leakage-proof cavity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151223 Effective date of abandoning: 20191210 |