CN208014874U - Cavity body filter with adjustable capacitive coupling structure - Google Patents
Cavity body filter with adjustable capacitive coupling structure Download PDFInfo
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- CN208014874U CN208014874U CN201820426260.9U CN201820426260U CN208014874U CN 208014874 U CN208014874 U CN 208014874U CN 201820426260 U CN201820426260 U CN 201820426260U CN 208014874 U CN208014874 U CN 208014874U
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- screw rod
- adjusting screw
- hole
- cavity body
- medium block
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Abstract
The utility model discloses the cavity body filters with adjustable capacitive coupling structure, including shell and upper cover, multiple resonant cavities are equipped in shell, dividing wall between at least one group of adjacent two resonant cavity is equipped with fluting, tunable capacitor coupling assembly is equipped in fluting, tunable capacitor coupling assembly includes medium block, fly bar and adjusting screw rod, medium block is connected in fluting, the lower end of medium block is equipped at least one through hole, fly bar to be mounted in through hole, the both ends for flying bar are located in two resonant cavities, the top of medium block is equipped with accommodating hole, one end of adjusting screw rod is located in accommodating hole, the other end of adjusting screw rod connects upper cover, adjusting screw rod is arranged along the depth direction liftable of accommodating hole.Tunable capacitor coupling assembly is simple in structure, flies bar and is not attached to adjusting screw rod, employee is facilitated quickly to assemble, and is suitble to produce in enormous quantities；Parts concentration degree in tunable capacitor coupling assembly is high, is conducive to the miniaturization of cavity body filter.
Description
Technical field
The utility model is related to cavity body filters, more particularly to the cavity body filter with adjustable capacitive coupling structure.
Background technology
Application No. is 200510061735.6 Chinese utility model patent application documents to disclose one kind with adjustable electric
Hold the cavity body filter of coupled structure.In the cavity body filter, the dividing wall between resonant cavity is equipped with slot, tunable capacitor coupling
Seaming element is located in the slot, and tunable capacitor coupling assembly includes medium screw rod and sheet metal, one end and the gold of medium screw rod
Belong to piece to be connected, dividing wall is stretched out at the both ends of sheet metal.The cavity body filter realizes change capacitive by up and down adjustment sheet metal
Stiffness of coupling, it is excessively complicated in structure, it is unfavorable for producing in batches.
Utility model content
Technical problem to be solved in the utility model is：There is provided it is a kind of it is simple in structure, convenient for batch production with can
Adjust the cavity body filter of capacitive coupling structure.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：With adjustable capacitive coupling structure
Cavity body filter, including shell and upper cover be equipped with multiple resonant cavities in shell, at least one group of adjacent two resonant cavity it
Between dividing wall be equipped with fluting, tunable capacitor coupling assembly is equipped in the fluting, the tunable capacitor coupling assembly includes
Medium block, winged bar and adjusting screw rod, medium block are connected in the fluting, and the lower end of medium block is equipped at least one through hole,
The winged bar is mounted in the through hole, and the both ends for flying bar are located in two resonant cavities, the top of the medium block
End is equipped with accommodating hole, and one end of the adjusting screw rod is located in the accommodating hole, and the other end of adjusting screw rod connects the upper cover,
Adjusting screw rod is arranged along the depth direction liftable of accommodating hole.
Further, the one end of the adjusting screw rod far from winged bar is equipped with thread segment, and upper lid is equipped with and the thread segment
A part for compatible screw hole, adjusting screw rod exposes to the upper cover from the screw hole.
Further, the quantity of the through hole is multiple, and the central shaft of multiple through holes is mutually parallel and is located at
On same perpendicular.
Further, the medium block has the extension slot extended from its bottom end towards its top, the extension slot connection more
A through hole.
Further, the extension slot is connected with the accommodating hole.
Further, the top of the medium block supports on the cover.
Further, the medium block is equipped with a U-shaped card slot, and the medium block is clamped by the U-shaped card slot
In the fluting of the dividing wall.
The beneficial effects of the utility model are：Fly bar to be fixed on medium block by through hole, setting at the top of medium block
Accommodating hole adjusts the intensity of magnetic coupling using depth of the adjusting screw rod in accommodating hole, to realize to capacitive character coupling
Close the adjusting of intensity；Tunable capacitor coupling assembly is simple in structure, flies bar and is not attached to adjusting screw rod, employee is facilitated quickly to assemble,
It is suitble to produce in enormous quantities；Parts concentration degree in tunable capacitor coupling assembly is high, is conducive to the miniaturization of cavity body filter.
Description of the drawings
Fig. 1 is the rough schematic view of the cavity body filter with adjustable capacitive coupling structure of the utility model embodiment one
(hiding the vertical view after upper cover)；
Fig. 2 is the medium block in the cavity body filter with adjustable capacitive coupling structure of the utility model embodiment one
Perspective view.
Label declaration：
1, shell；
2, resonant cavity；
3, medium block；
4, fly bar；
5, adjusting screw rod；
6, through hole；
7, accommodating hole；
8, U-shaped card slot；
9, extension slot.
Specific implementation mode
For technology contents, the objects and the effects of the utility model are described in detail, below in conjunction with embodiment and match
Attached drawing is closed to be explained.
The design of the utility model most critical is：Medium block is set, at least one installation is set on medium block and flies bar
Through hole；Accommodating hole is set at the top of medium block, magnetic field coupling is adjusted by debugging position of the adjusting screw rod in accommodating hole
The intensity of conjunction.
Referring to Fig.1 and 2, the cavity body filter with adjustable capacitive coupling structure, including shell 1 and upper cover, shell 1
Interior to be equipped with multiple resonant cavities 2, the dividing wall between at least one group of adjacent two resonant cavity 2 is equipped with fluting, the fluting
Interior to be equipped with tunable capacitor coupling assembly, the tunable capacitor coupling assembly includes medium block 3, flies bar 4 and adjusting screw rod 5, medium
Block 3 is connected in the fluting, and the lower end of medium block 3 is equipped at least one through hole 6, and the winged bar 4 is mounted on described run through
In hole 6, the both ends for flying bar 4 are located in two resonant cavities 2, and the top of the medium block 3 is equipped with accommodating hole 7, described
One end of adjusting screw rod 5 is located in the accommodating hole 7, and the other end of adjusting screw rod 5 connects the upper cover, and adjusting screw rod 5 is along appearance
Set the depth direction liftable setting in hole 7.
The structural principle of the utility model is summarized as follows：Winged bar 4 is first installed in through hole 6, so by employee in assembling
Medium block 3 is connected in the fluting of dividing wall afterwards, at the same time, adjusting screw rod 5 is connect with upper cover, finally by upper cover and shell
After body 1 connects, the i.e. adjustable magnetic coupling intensity of debugging adjusting screw rod 5.
As can be seen from the above description, the beneficial effects of the utility model are：Fly bar to be fixed on medium block by through hole,
Accommodating hole is set at the top of medium block, the intensity of magnetic coupling is adjusted using depth of the adjusting screw rod in accommodating hole, to real
The adjusting to capacitive couplings intensity is showed；Tunable capacitor coupling assembly is simple in structure, flies bar and is not attached to adjusting screw rod, convenient
Employee quickly assembles, and is suitble to produce in enormous quantities；Parts concentration degree in tunable capacitor coupling assembly is high, is conducive to cavity filtering
The miniaturization of device.
Further, the one end of the adjusting screw rod 5 far from winged bar 4 is equipped with thread segment, and upper lid is equipped with and the screw thread
The compatible screw hole of section, a part for adjusting screw rod 5 expose to the upper cover from the screw hole.
Seen from the above description, cavity body filter coupled magnetic field can be adjusted by adjusting screw rod being rotated outside cavity body filter
Intensity.
Further, the quantity of the through hole 6 is multiple, and the central shaft of multiple through holes 6 is mutually parallel and position
In on same perpendicular.
Seen from the above description, the installation site for flying bar can also have an impact the coupled magnetic field intensity of cavity body filter, if
Multiple through holes are set, are conducive to further facilitate the coupled magnetic field intensity that employee debugs cavity body filter.
Further, there is the medium block 3 extension slot 9 extended from its bottom end towards its top, the extension slot 9 to be connected to
Multiple through holes 6.
Seen from the above description, winged bar can utilize extension slot to enter in scheduled through hole from the bottom of medium block, be
The work that employee's installation flies bar brings huge facility.
Further, the extension slot 9 is connected with the accommodating hole 7.
Further, the top of the medium block 3 supports on the cover.
Seen from the above description, medium block is fixed in the fluting of dividing wall completely, is conducive to improve cavity body filter
The stability of structure, to ensure that cavity body filter can normally, steadily work.
Further, the medium block 3 is equipped with a U-shaped card slot 8, and the medium block 3 passes through the U-shaped card slot 8
It is connected in the fluting of the dividing wall.
Embodiment one
Referring to Fig.1 and 2, the embodiments of the present invention one are：Cavity filtering with adjustable capacitive coupling structure
Device, including shell 1 and upper cover are equipped with multiple resonant cavities 2 in shell 1, between at least one group of adjacent two resonant cavity 2 every
It is equipped with fluting from wall, is equipped with tunable capacitor coupling assembly in the fluting, the tunable capacitor coupling assembly includes medium block
3, flying bar 4 and adjusting screw rod 5, medium block 3 are connected in the fluting, the lower end of medium block 3 is equipped at least one through hole 6,
The winged bar 4 is mounted in the through hole 6, and the both ends for flying bar 4 are located in two resonant cavities 2, the medium block 3
Top be equipped with accommodating hole 7, one end of the adjusting screw rod 5 is located in the accommodating hole 7, and the other end of adjusting screw rod 5 connects
The upper cover, adjusting screw rod 5 are arranged along the depth direction liftable of accommodating hole 7.
Through hole 6 on medium block 3 can ensure fly 4 vertical height of bar stablize it is constant, to ensure that capacitive coupling is strong
The stabilization of degree.
In the present embodiment, the medium block 3 is equipped with a U-shaped card slot 8, and the medium block 3 passes through the U-shaped card slot
8 are connected in the fluting of the dividing wall.
The one end of the adjusting screw rod 5 far from winged bar 4 is equipped with thread segment, and upper lid is equipped with compatible with the thread segment
A part for screw hole, adjusting screw rod 5 exposes to the upper cover from the screw hole.
Preferably, the quantity of the through hole 6 is multiple, and the central shaft of multiple through holes 6 is mutually parallel and is located at
On same perpendicular.
Further, there is the medium block 3 extension slot 9 extended from its bottom end towards its top, the extension slot 9 to be connected to
Multiple through holes 6.
Optionally, the extension slot 9 is connected with the accommodating hole 7.
To improve the stability of cavity body filter structure, the top of the medium block 3 supports on the cover.
In conclusion the cavity body filter provided by the utility model with adjustable capacitive coupling structure, flies bar by passing through
Perforation is fixed on medium block, and accommodating hole is arranged at the top of medium block, magnetic is adjusted using depth of the adjusting screw rod in accommodating hole
The intensity of field coupling, to realize the adjusting to capacitive couplings intensity；Tunable capacitor coupling assembly is simple in structure, fly bar with
Adjusting screw rod is not attached to, and employee is facilitated quickly to assemble, and is suitble to produce in enormous quantities；Parts in tunable capacitor coupling assembly are concentrated
Degree is high, is conducive to the miniaturization of cavity body filter；Setting extension slot is brought huge for the work of the winged bar of employee's installation on medium block
It is convenient；Upper cover is supported with medium block, is conducive to the stability for improving cavity body filter structure.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technology neck
Domain is equally included in the patent within the scope of the utility model.
Claims (7)
1. the cavity body filter with adjustable capacitive coupling structure, including shell and upper cover, shell is interior to be equipped with multiple resonant cavities, until
Dividing wall between rare one group of adjacent two resonant cavity is equipped with fluting, and tunable capacitor coupling systems are equipped in the fluting
Part, it is characterised in that：The tunable capacitor coupling assembly includes medium block, flies bar and adjusting screw rod, and medium block is connected to described
In fluting, the lower end of medium block is equipped at least one through hole, and the winged bar is mounted in the through hole, flies the both ends point of bar
Wei Yu not be in two resonant cavities, the top of the medium block is equipped with accommodating hole, and one end of the adjusting screw rod is located at described
In accommodating hole, the other end of adjusting screw rod connects the upper cover, and adjusting screw rod is arranged along the depth direction liftable of accommodating hole.
2. the cavity body filter according to claim 1 with adjustable capacitive coupling structure, it is characterised in that：The adjusting
The one end of screw rod far from winged bar is equipped with thread segment, and upper lid is equipped with screw hole compatible with the thread segment, and the one of adjusting screw rod
Part exposes to the upper cover from the screw hole.
3. the cavity body filter according to claim 1 with adjustable capacitive coupling structure, it is characterised in that：It is described to run through
The quantity in hole is multiple, and the central shaft of multiple through holes is mutually parallel and on same perpendicular.
4. the cavity body filter according to claim 3 with adjustable capacitive coupling structure, it is characterised in that：The medium
There is block the extension slot extended from its bottom end towards its top, the extension slot to be connected to multiple through holes.
5. the cavity body filter according to claim 4 with adjustable capacitive coupling structure, it is characterised in that：The extension
Slot is connected with the accommodating hole.
6. the cavity body filter according to claim 1 with adjustable capacitive coupling structure, it is characterised in that：The medium
The top of block supports on the cover.
7. the cavity body filter according to claim 1 with adjustable capacitive coupling structure, it is characterised in that：The medium
Block is equipped with a U-shaped card slot, and the medium block is connected to by the U-shaped card slot in the fluting of the dividing wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820426260.9U CN208014874U (en) | 2018-03-27 | 2018-03-27 | Cavity body filter with adjustable capacitive coupling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820426260.9U CN208014874U (en) | 2018-03-27 | 2018-03-27 | Cavity body filter with adjustable capacitive coupling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208014874U true CN208014874U (en) | 2018-10-26 |
Family
ID=63891105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820426260.9U Active CN208014874U (en) | 2018-03-27 | 2018-03-27 | Cavity body filter with adjustable capacitive coupling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208014874U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108281740A (en) * | 2018-03-27 | 2018-07-13 | 深圳市华扬通信技术有限公司 | Cavity body filter with adjustable capacitive coupling structure |
-
2018
- 2018-03-27 CN CN201820426260.9U patent/CN208014874U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108281740A (en) * | 2018-03-27 | 2018-07-13 | 深圳市华扬通信技术有限公司 | Cavity body filter with adjustable capacitive coupling structure |
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