CN206148592U - Prevent cavity filter that signal revealed - Google Patents
Prevent cavity filter that signal revealed Download PDFInfo
- Publication number
- CN206148592U CN206148592U CN201621042803.4U CN201621042803U CN206148592U CN 206148592 U CN206148592 U CN 206148592U CN 201621042803 U CN201621042803 U CN 201621042803U CN 206148592 U CN206148592 U CN 206148592U
- Authority
- CN
- China
- Prior art keywords
- bonding wire
- wire seat
- hole
- cavity
- cavity wall
- 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.)
- Expired - Fee Related
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- 238000009434 installation Methods 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 230000004888 barrier function Effects 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical group [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model provides a prevent cavity filter that signal revealed is applicable to the communication technology field, including harmonious apron, cavity wall, bonding wire seat, the bonding wire seat by last including fastening double -screw bolt, bonding wire seat main part under to, prevent changeing the boss, prevent changeing the boss setting in the bottom, the through wires hole runs through bonding wire seat main part the cavity filter bottom is provided with the arch the cavity wall, cavity wall top is equipped with in the mounting hole, the bonding wire seat is in the cavity wall install in the mounting hole, the head that connects the cable passes the cavity wall the through wires hole, the fastening double -screw bolt passes harmonious apron, and through the nut the fastening double -screw bolt is fixed harmonious apron. Therefore, the utility model discloses eliminate the gap between harmonious apron and the bonding wire seat to avoid the signal through the slot leakage to beyond the cavity.
Description
Technical field
This utility model is related to communication technical field, more particularly to the cavity body filter that a kind of anti-signal is revealed.
Background technology
On existing cavity body filter, have a kind of transmission means be adapter lead directly it is through walls enter chamber, bonding wire seat is usually used
Mode enter the reliability and shielding in chamber ensureing cable.But the conventional existing bonding wire seat form of bonding wire seat form generally makes
The mode compressed with cover plate, due to machining tolerance so that there is gap or bonding wire seat jack-up tune between bonding wire seat and tuning cover plate
Humorous cover plate is allowed to be brought into close contact with cavity and cause signals leakiness.
In summary, prior art there will naturally be in actual use inconvenience and defect, it is therefore necessary to being improved.
Utility model content
For above-mentioned defect, the purpose of this utility model is to provide the cavity body filter that a kind of anti-signal is revealed, its
Purpose is to eliminate the gap between tuning cover plate and bonding wire seat, so as to avoid signal by slot leakage to beyond cavity.
To achieve these goals, this utility model provides the cavity body filter that a kind of anti-signal is revealed, including tuning lid
Plate, cavity wall, the bonding wire seat, the bonding wire seat includes from top to bottom fastening stud, bonding wire seat main body, anti-rotation boss, described
Anti-rotation boss is arranged on bottom, and the through wires hole runs through the bonding wire seat main body, is provided with the cavity body filter bottom convex
The cavity wall for rising, the cavity wall top is provided with installing hole, and installing hole, the bonding wire are provided with the cavity body filter
Seat is installed in the installing hole of the cavity wall, and the head of adapter lead passes through the cavity wall, the through wires hole,
The fastening stud fixes the tuning cover plate through tuning cover plate by nut, the fastening stud.
According to the cavity body filter that anti-signal described in the utility model is revealed, blind hole, institute are provided with the installing hole
State bonding wire seat main body, the anti-rotation boss to cooperate with the shape of the installing hole, the blind hole；The adapter lead is passed through
The through wires hole simultaneously welds firm with the bonding wire seat, and the bonding wire seat is embedded in the installing hole on the cavity wall, institute
State tuning cover plate and be pressed on the cavity wall top；Through hole is provided with the tuning cover plate, the fastening stud passes through described
Expose in through hole above the tuning cover plate, the nut tightens the fixation bonding wire seat with the fastening stud.
According to the cavity body filter that anti-signal described in the utility model is revealed, the bonding wire seat main body is cylindrical, institute
It is oblate or polygon to state anti-rotation boss, and the installing hole arranged on the cavity wall is circle, and the installing hole is used for
The bonding wire seat main body of embedded bonding wire seat, the installation hole depth is more than the height of the bonding wire seat main body, the cavity wall
Crossed beam trunking is set inside and outside the installing hole；The bottom of the installing hole is provided with the non-circular blind hole and bonding wire seat
The anti-rotation boss gap of bottom coordinates, and prevents the bonding wire seat from rotating, and the nut is hex nut.
According to the cavity body filter that anti-signal described in the utility model is revealed, the groove depth of the crossed beam trunking is less than institute
The depth of installing hole is stated, the adapter lead passes through the both sides of the cavity wall via the crossed beam trunking.
According to the cavity body filter that anti-signal described in the utility model is revealed, the crossed beam trunking section is into U-shaped.
According to the cavity body filter that anti-signal described in the utility model is revealed, the blind hole, the bonding wire seat main body, institute
The size for stating crossed beam trunking is from big to small blind hole depth, bonding wire seat principal length, the groove depth of the crossed beam trunking.
According to the cavity body filter that anti-signal described in the utility model is revealed, the through wires hole is circular hole, the joint
Cable is welded through the through wires hole and with the bonding wire seat.
According to the cavity body filter that anti-signal described in the utility model is revealed, the adapter lead is coaxial cable, bag
Include inner wire, insulating barrier, metal knitted screen layer.
According to the cavity body filter that anti-signal described in the utility model is revealed, the cavity wall is metallic shell wall.
According to the cavity body filter that anti-signal described in the utility model is revealed, the tuning cover plate is metal cover board.
This utility model is welded on bonding wire seat by adapter lead and is installed on cavity wall, and bonding wire seat passes through hex nut
With tuning cover plate fastening, the gap between tuning cover plate and bonding wire seat can be eliminated, so as to avoid signal from passing through slot leakage to chamber
Beyond body.
Description of the drawings
Fig. 1 is the structural representation of the cavity body filter that the anti-signal of this utility model is revealed；
Fig. 2A is the bonding wire seat top view of the cavity body filter that the anti-signal of this utility model is revealed；
Fig. 2 B are the bonding wire seat front views of the cavity body filter that the anti-signal of this utility model is revealed；
Fig. 2 C are the bonding wire seat axonometric charts of the cavity body filter that the anti-signal of this utility model is revealed；
Fig. 2 D are the bonding wire seat left views of the cavity body filter that the anti-signal of this utility model is revealed；
Fig. 3 A are the installment state schematic diagrams of the cavity wall installing hole of the cavity body filter that the anti-signal of this utility model is revealed；
Fig. 3 B are the blank state schematic diagrams of the cavity wall installing hole of the cavity body filter that the anti-signal of this utility model is revealed.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.It should be appreciated that particular embodiments described herein is only to explain this
Utility model, is not used to limit this utility model.
In order to solve the above problems, this utility model provides the cavity body filter that a kind of anti-signal is revealed, and says with reference to diagram
It is bright, as shown in Fig. 1～Fig. 3 B, the cavity body filter that a kind of anti-signal that this utility model is provided is revealed, including tuning cover plate 20,
Cavity wall 90, bonding wire seat 10, the bonding wire seat 10 includes from top to bottom fastening stud 3, bonding wire seat main body 1, anti-rotation boss 4, prevents
Turn boss 4 and be arranged on bottom, through wires hole 2 runs through the bonding wire seat main body, the bottom of the cavity body filter 100 is provided with projection
Cavity wall 90, the top of the cavity wall 90 is provided with installing hole 6, and bonding wire seat 10 is installed in the installing hole 6 of cavity wall 90,
The head of adapter lead 8 pass through cavity wall 90, through wires hole 2, the fastening stud 3 through tuning cover plate 20, and by nut 11,
Fastening stud 3 fixes the tuning cover plate 20.
It is preferred that the installing hole 6 as described in Fig. 3 A is provided with blind hole 5, the bonding wire seat main body 1, anti-rotation boss 4 and installation
Hole 6, the shape of blind hole 5 cooperate；The adapter lead 8 welds firm, institute through the through wires hole and with the bonding wire seat
State in the installing hole 6 that bonding wire seat 10 is embedded on cavity wall 90, tuning cover plate 20 is pressed on the top of cavity wall 90；On tuning cover plate 20
Through hole is provided with, fastening stud 3 exposes above tuning cover plate 20 through in the through hole, and nut 11 is tightened with fastening stud 3
Fixed bonding wire seat 10.
The bonding wire seat main body is cylinder, and anti-rotation boss 4 is oblate or polygon, the installation arranged on cavity wall 90
Hole 6 is circle, and installing hole 6 is used to be embedded in bonding wire seat main body 1, and the depth of installing hole 6 is more than the height of the bonding wire seat main body 1, chamber
Body wall 90 arranges crossed beam trunking 7 inside and outside installing hole 6, as shown in Figure 1；The bottom of the installing hole 6 is provided with non-circular
Blind hole 5 coordinates with the gap of anti-rotation boss 4 of the bottom of bonding wire seat 10, prevents bonding wire seat 10 from rotating.
Further, less than the depth of installing hole 6, adapter lead 8 is via the crossed beam trunking for the groove depth of crossed beam trunking 7
7 both sides for passing through cavity wall 90.
Preferably, blind hole 5, the size of bonding wire seat main body 1, crossed beam trunking 7 are from big to small blind hole depth D, bonding wire seat master
The groove depth E of body length C, crossed beam trunking 7, preferably wherein D >=C ＞ E, as shown in Figure 3 B.Installing hole 6 be blind round hole with
Bonding wire seat circular body gap coordinates；Blind hole 5 is the non-circular setting in bottom, matches somebody with somebody with the anti-rotation boss 4 of the bottom of bonding wire seat 10 and closes
To anti-rotation effect；Crossed beam trunking 7, groove depth E；Wherein D >=C ＞ E.The installing hole and blind hole of described cavity wall is corresponding
Slot inside and outside hole wall, (i.e. the bottom surface of blind hole 5 is lower than the bottom surface of crossed beam trunking 7, for example mistake less than blind hole depth for groove depth
The bottom surface of wire casing 7 is concordant with the step of blind hole 5 with installing hole 6), thus adapter lead 8 crossed beam trunking 7 can enter through cavity wall 90
Through wires hole passes again the cavity wall 90 of opposite side, during vertical view as shown in Figure 3A；
The present embodiment is preferably, and the crossed beam trunking section is circular hole into U-shaped, through wires hole 2, is the threading mistake of bonding wire seat 10
Hole, cable there through and weld with bonding wire seat 10.Preferably, adapter lead 8 is coaxial cable, including inner wire, absolutely
Edge layer, metal knitted screen layer, cavity wall 90 is metallic shell wall, and the tuning cover plate 20 is metal cover board, and adapter lead 8 is passed through
The through wires hole 2 of bonding wire seat main body simultaneously welds firm with bonding wire seat 10.Described cavity wall 90 is the gold of the radio frequency productses such as wave filter
Category is made；Such as the bonding wire seat main body 1 that Fig. 2A～Fig. 2 D are cylinder, body height size C；2 is the through wires hole 2 of bonding wire seat, is connect
Head cable there through and weld with bonding wire seat 10, be oblate, wherein A ≠ B in Fig. 2A, correspondingly, blind hole 5 also should be oblate
Shape, it is also possible to be changed to square with anti-rotation boss 4.
Preferably, joint cable 8 is coaxial cable, and the joint cable 8 welds and be installed on cavity wall with bonding wire seat 10
In 90 installing hole 6, preferably circular blind hole, while bottom is further provided with non-circular blind hole 5, is shaped as oblate or polygon
Shape, is smaller in size than the installing hole 6 on top；Adapter lead 8 enters chamber by the crossed beam trunking 7 on the raised cavity wall 90 of cavity bottom
Inside body wall 90, then pass from opposite side；Tuning cover plate 20 is covered in cavity and the top of bonding wire seat 10, the fastening stud of bonding wire seat 10
3 spill tuning cover plate 20；Nut 11 is tightened with the fastening stud 3 of bonding wire seat 10.
In another embodiment, the installing hole 6 of radio frequency products opened round on cavity wall 90, bottom evolution shape blind hole 5, bonding wire
Seat 10 is arranged in installing hole 6, and the installing hole 6, the depth direction of blind hole 5 and the gap of bonding wire seat 10 coordinate, it is ensured that bonding wire seat 10 is not
Jack-up can tune cover plate 20 after mounting.Bonding wire seat main body 1 coordinates guarantee positioning with the gap of installing hole 6；The bottom of bonding wire seat 10
Anti-rotation boss 4 coordinates with square or other polygonal blind holes, prevents bonding wire seat 10 from rotating in fastening；Tuning cover plate 20 is fastened
Fit with the top edge of the cavity wall surrounding of cavity body filter 100 closely in cavity wall top, perforate on tuning cover plate makes bonding wire
10 top fastening studs 3 of seat expose tuning cover plate 20, and nut 11 adopts hex nut, tighten bonding wire seat 10, make bonding wire seat 10 with
Tuning cover plate 20 is brought into close contact and prevents signals leakiness.Due to machining tolerance so that there is seam between bonding wire seat 10 and tuning cover plate 20
Gap or the jack-up of bonding wire seat 10 tuning cover plate 20, cause that cavity wall 90, final signal leakage can not be brought into close contact.This utility model
Tolerance clearance between bonding wire seat and tuning cover plate 20 is transferred to into the bottom of blind hole 5 of bonding wire seat 10 and cavity wall, bonding wire seat 10
Body is fitted close with tuning cover plate 20, effectively reduces radio frequency signal leakage risk, and reliable with the fastening bonding wire of nut 11 seat 10
Property is more preferable.
In sum, adapter lead is welded on bonding wire seat and is installed on the cavity wall of lower section by this utility model, bonding wire
Seat can eliminate the gap between tuning cover plate and bonding wire seat, so as to avoid signal from leading to by hex nut and tuning cover plate fastening
Slot leakage is crossed to beyond cavity.
Certainly, this utility model can also have other various embodiments, spiritual and its essence without departing substantially from this utility model
In the case of, those of ordinary skill in the art work as can make various corresponding changes and deformation, but these according to this utility model
Corresponding change and deformation should all belong to the scope of the claims appended by this utility model.
Claims (10)
1. the cavity body filter that a kind of anti-signal is revealed, it is characterised in that including tuning cover plate, cavity wall, bonding wire seat, the weldering
Line seat includes from top to bottom fastening stud, bonding wire seat main body, anti-rotation boss, and the anti-rotation boss is arranged on bottom, and through wires hole is passed through
The bonding wire seat main body is worn, the cavity body filter bottom is provided with the cavity wall of projection, the cavity wall top sets
There is installing hole, the bonding wire seat is installed in the installing hole of the cavity wall, the head of adapter lead is through described
Cavity wall, the through wires hole, the fastening stud fixes the tune through tuning cover plate by nut, the fastening stud
Humorous cover plate.
2. the cavity body filter that anti-signal according to claim 1 is revealed, it is characterised in that be provided with the installing hole
Blind hole, the bonding wire seat main body, the anti-rotation boss cooperate with the shape of the installing hole, the blind hole；The joint
Cable welds firm through the through wires hole and with the bonding wire seat, and the bonding wire seat is embedded in the installation on the cavity wall
In hole, the tuning cover plate is pressed on the cavity wall top；Through hole is provided with the tuning cover plate, the fastening stud is worn
Cross and expose in the through hole above the tuning cover plate, the nut tightens the fixation bonding wire seat with the fastening stud.
3. the cavity body filter that anti-signal according to claim 2 is revealed, it is characterised in that the bonding wire seat main body is round
Cylindricality, the anti-rotation boss is oblate or polygon, and the installing hole arranged on the cavity wall is circle, the installation
Hole is used to be embedded in the bonding wire seat main body, and the installation hole depth is more than the height of the bonding wire seat main body, and the cavity wall exists
Crossed beam trunking is set inside and outside the installing hole；The bottom of the installing hole is provided with the non-circular blind hole and bonding wire seat bottom
The anti-rotation boss gap in portion coordinates, and prevents the bonding wire seat from rotating, and the nut is hex nut.
4. the cavity body filter that anti-signal according to claim 3 is revealed, it is characterised in that the fluting depth of the crossed beam trunking
Degree is less than the depth of the installing hole, and the adapter lead passes through the both sides of the cavity wall via the crossed beam trunking.
5. the cavity body filter that anti-signal according to claim 4 is revealed, it is characterised in that the crossed beam trunking section is into U
Shape.
6. the cavity body filter that anti-signal according to claim 3 is revealed, it is characterised in that the blind hole, the bonding wire
Seat main body, the size of the crossed beam trunking are from big to small blind hole depth, bonding wire seat principal length, the fluting depth of the crossed beam trunking
Degree.
7. the cavity body filter that anti-signal according to claim 1 is revealed, it is characterised in that the through wires hole is circular hole,
The adapter lead is welded through the through wires hole and with the bonding wire seat.
8. the cavity body filter that anti-signal according to claim 1 is revealed, it is characterised in that the adapter lead is same
Shaft cable, including inner wire, insulating barrier, metal knitted screen layer.
9. the cavity body filter that anti-signal according to claim 1 is revealed, it is characterised in that the cavity wall is metal-back
Wall.
10. the cavity body filter that anti-signal according to claim 1 is revealed, it is characterised in that the tuning cover plate is gold
Category cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621042803.4U CN206148592U (en) | 2016-09-02 | 2016-09-02 | Prevent cavity filter that signal revealed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621042803.4U CN206148592U (en) | 2016-09-02 | 2016-09-02 | Prevent cavity filter that signal revealed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206148592U true CN206148592U (en) | 2017-05-03 |
Family
ID=58618463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621042803.4U Expired - Fee Related CN206148592U (en) | 2016-09-02 | 2016-09-02 | Prevent cavity filter that signal revealed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206148592U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2016
- 2016-09-02 CN CN201621042803.4U patent/CN206148592U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170503 Termination date: 20210902 |