CN204289666U - A kind of Hard link mounting structure of filter - Google Patents
A kind of Hard link mounting structure of filter Download PDFInfo
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- CN204289666U CN204289666U CN201420851528.5U CN201420851528U CN204289666U CN 204289666 U CN204289666 U CN 204289666U CN 201420851528 U CN201420851528 U CN 201420851528U CN 204289666 U CN204289666 U CN 204289666U
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- inner wire
- filter
- supporter
- cavity
- support body
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Abstract
The utility model is applicable to communication equipment field, provide a kind of Hard link mounting structure of filter, comprise cavity link slot, cover plate, inner wire, insulation support body, it is characterized in that, described insulation support body is square body, described insulation support body is arranged between described inner wire and described cavity link slot, with described cavity link slot tight fit, and contact with described cover plate, described insulation support body inside is fixed with into 90 degree of first inner wires and the second inner wire connected, described first inner wire passes described cover plate and reaches the outer and circuit board of cavity and fix, described second inner wire passes described cavity link slot and stretches into resonant cavity and contact with resonator.The utility model solves filter and is installing and using in process, inner wire in Hard link mechanism and the position of connector easily change, affect the accuracy of the link position of inner wire and circuit board resonator equipment, and then affect the problem of electric property of filter.
Description
Technical field
The utility model belongs to communication equipment field, particularly relates to a kind of Hard link mounting structure of filter.
Background technology
At present in the communications field, filter application is very extensive, filter is divided into cavity portion and circuit part, the cavity portion connected mode traditional with circuit part is connected by cable, be commonly called as and be flexible coupling, adopt the filter of mode of being flexible coupling, material and installation cost high, and syndeton part limits by cable joint.
Along with the development of industry, hard connecting mode is generally adopted to connect cavity and circuit part at present, in prior art, Hard link mechanism is primarily of outer conductor, inner wire and insulation support body composition, insulation support body is fixed between outer conductor and inner wire, and outer conductor is fixed on filter cavity by modes such as screws again.Inner wire one end and circuit board are fixed, the other end and cavity internal resonator equipment connection, because the accuracy of the link position of inner wire and circuit board resonator equipment affects greatly on the electric property of whole filter, so in the production process of filter, require high to the installation accuracy of Hard link mechanism.
In prior art, the insulation support body of circular configuration is generally adopted between the inner wire of Hard link mechanism and outer conductor, the defect that this structure exists is, the shift in position such as inner wire easy and connector in installation and use procedure relatively rotates, move axially, affect the accuracy of the link position of inner wire and circuit board resonator equipment, and then affect the electric property of filter.
Utility model content
The utility model provides a kind of Hard link mounting structure of filter, being intended to solve filter is installing and using in process, inner wire in Hard link mechanism and the position of connector easily change, affect the accuracy of the link position of inner wire and circuit board resonator equipment, and then affect the problem of electric property of filter.
The utility model realizes like this, a kind of Hard link mounting structure of filter, comprise cavity link slot, cover plate, inner wire, insulation support body, it is characterized in that, described insulation support body is square body, described insulation support body is arranged between described inner wire and described cavity link slot, with described cavity link slot tight fit, and contact with described cover plate, described insulation support body inside is fixed with into 90 degree of first inner wires and the second inner wire connected, described first inner wire passes described cover plate and reaches the outer and circuit board of cavity and fix, described second inner wire passes described cavity link slot and stretches into resonant cavity and contact with resonator.
Further, described cover plate bottom surface contacts described insulation support body end face, is fixed on described cavity by screw.
Further, described cavity link slot is arranged at described cavity top, is square with the auxiliary section of described insulation support body.
Further, the degree of depth of described cavity link slot is equal with the height of described insulation support body.
Further, described first inner wire one end is cylinder, and the other end is square step, and described cylindrical tip is provided with the first screw, and described square step is provided with the second screw.
Further, described second inner wire one end is stepped cylindrical, and the other end is for establishing threaded screw rod, and described screw rod coordinates with described second screw, is fixedly connected with.
Further, described insulation support body comprises the first supporter and the second supporter, and the end face of described first supporter contacts with the bottom surface of described second supporter.
Further, square groove and circular groove is respectively equipped with in described first supporter and described second supporter; Described second supporter end face is provided with through hole.
Further, the cylindrical end of described first inner wire passes the through hole of described second supporter, and the square step of described first inner wire is fixed in the square groove of described first supporter and described second supporter; The stepped cylindrical body of described second inner wire is fixed in the circular groove of described first supporter and described second supporter.
Further, the material of described insulation support body is polytetrafluoroethylene.
The Hard link mounting structure of the filter that the utility model provides, be square by the bottom design of first paragraph inner wire, be installed in the first supporter, first supporter and the second supporter profile are also designed to squarely be installed in the square cavity link slot of filter simultaneously, can not rotate when making inner wire install with external devices be connected by screw, on to carry etc. and relatively rotate, the change in location such as to move axially, ensure that the positional precision of inner wire and circuit board resonator, ensure that the electric property of filter.
Accompanying drawing explanation
Fig. 1 is the Hard link mounting structure schematic diagram of the filter that the utility model provides;
Fig. 2 is cavity body structure schematic diagram in the Hard link mounting structure of filter;
Fig. 3 is first paragraph inner wire schematic perspective view in the Hard link mounting structure of filter;
Fig. 4 is second segment inner wire schematic perspective view in the Hard link mounting structure of filter;
Fig. 5 is the first supporter schematic perspective view in the Hard link mounting structure of filter;
Fig. 6 is the second supporter schematic perspective view in the Hard link mounting structure of filter;
Fig. 7 is Hard link structural scheme of mechanism in the Hard link mounting structure of filter;
Fig. 8 is Hard link mechanism schematic perspective view in the Hard link mounting structure of filter;
Fig. 9 is the schematic perspective view of the Hard link mounting structure of filter.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Reference numeral in Fig. 1 to Fig. 9 is:
Cavity 1, cover plate 2, inner wire 3, insulation support body 4, resonator 5, conduction cushion rubber 6, cavity link slot 7, resonant cavity 8, circuit board connecting screw hole 9, square step 10, inner wire connecting screw hole 11, inner wire connecting screw rod 12, round bar 13, ladder abut post 14, first square groove 15, first circular groove 16, second square groove 17, through hole 18, second circular groove 19, first inner wire 3a, the second inner wire 3b, the first supporter 4a, the second supporter 4b, mating groove 7a, connectivity slot 7b.
As shown in Figure 1, the utility model provides a kind of Hard link mounting structure of filter, comprise cavity 1, cover plate 2, inner wire 3 and insulation support body 4, cover plate 2 is connected by screw and is fixed on cavity 1 top, inner wire 3 is placed in the cavity link slot 7 of cavity 1, and insulation support body 4 is arranged between cavity link slot 7 and inner wire 3, is fixed in cavity link slot 7 by inner wire 3.
Meanwhile, in figure, inner wire one end is stretched out outside cavity 1 through cover plate 2, is connected with circuit board, and the other end abuts with the resonator 5 in resonant cavity 8 through cavity link slot 7.The cushion rubber 6 that conducts electricity in the present embodiment to be installed on cover plate and through inner wire 3 upper end as the outer conductor of filter and circuit board contacts.
As shown in Figure 2, the Hard link mechanism that cavity link slot 7 is combined into for placing insulation support body 4 and inner wire 3, the centre position of resonant cavity 8 is for placing resonator 5.In the present embodiment, cavity link slot 7 is square mating groove 7a with the matching part of insulation support body 4, a connectivity slot 7b is offered between mating groove 7a and resonant cavity 8, resonant cavity 8 is stretched into for inner wire 3, be appreciated that, in other embodiment of the present utility model, the mating groove 7a of cavity link slot 7 can be other shape corresponding with insulation support body 4 that can prevent insulation support body 4 from rotating, as pentagon or hexagon or quincunx.
As shown in Figure 3 to Figure 4, in figure, the first inner wire 3a upper end is cylindrical, bottom is square step 10, the first screw is opened at top, upper end, be circuit board connecting screw hole 9 in the present embodiment, circuit board connecting screw hole 9 is connected with circuit board by screw, and square step 10 has the second screw, is inner wire connecting screw hole 11 in the present embodiment.Second inner wire 3b one end is stepped cylindrical, in the present embodiment for ladder abuts post 14, abut with the port copper wire of resonator 5, the other end is for arranging threaded inner wire connecting screw rod 12, inner wire connecting screw rod 12 is connected with the inner wire connecting screw hole 11 in the square step 10 of the first inner wire 3a, the mode be threaded is adopted to be fixed as one by two inner wires between two inner wires, prevent the position between the first inner wire and the second inner wire from producing relative movement, ensure the reliability connected, be appreciated that, in other embodiment of the present utility model, the connected mode of the first inner wire 3a and the second inner wire 3b can be other connected modes such as welding.
As shown in Figure 5 to Figure 6, insulation support body 4 is divided into the first supporter 4a and the second supporter 4b, and the first supporter 4a is square, offer the first square groove 15 and the first circular groove 16, second supporter 4b is also square, offers the second square groove 17 and the second circular groove 19, and offers through hole 18.The square step 10 of the first inner wire 3a is fixed in first square groove 15 of the first supporter 4a, and the cylindrical end of the first inner wire 3a passes the through hole 18 of the second supporter 4b, and is fixed by second square groove 17 of the second supporter 4b; The round bar 13 of the second inner wire 3b is fixed in first circular groove 16 of the first supporter 4a, and is fixed by second circular groove 19 of the second supporter 4b.In the present embodiment, square step 10 is interference fit with the matching relationship of described first square groove 15 and the second square groove 17, round bar 13 is interference fit with the matching relationship of described first circular groove 16 and the second circular groove 19, this interference fit and structure ensure that inner wire 3 is installing in the process of tightening by screw and circuit board, can not produce relative movement between inner wire and insulation support body.In the present embodiment, the bottom of the first inner wire 3a is square step 10, the mating groove of corresponding first supporter 4a and the second supporter 4b is also square, described design is for the purpose of the fastness ensured between inner wire and insulation support body, be appreciated that, in other embodiment of the present utility model, the polycrystalline substance of the first inner wire 3a and the corresponding auxiliary section of supporter 4 can be designed to other structure meeting fastness requirement.
As shown in Fig. 7 to Fig. 8, insulation support body 4 and inner wire 3 are combined into Hard link mechanism, the top of the first inner wire 3a offers circuit board connecting screw hole 9, be connected with circuit board by screw, the ladder of the second inner wire 3b abuts post 14 and is connected on the port copper wire of resonator, realizes the transmission of signal.The mating surface equal and opposite in direction of the first supporter 4a and the second supporter 4b.In the utility model embodiment, insulation support body 4 profile is the square cylinder of quadrangle, cavity link slot 7 for placing Hard link mechanism in cavity 1 is also square groove, simultaneously, insulation support body 4 is tight fit with the matching relationship of cavity link slot 7, described close-fitting is combined into the interference fit in Automatic manual transmission, as shown in Figure 9, like this in the inner wire 3 installation connection procedure with circuit board, the rigging position of Hard link whole mechanism and cavity link slot 7 can not be rotated because of the moment of torsion tightening screw.Meanwhile, because cover plate 2 is connected by screw in cavity 1, compress the upper surface of insulation support body 4, the rigging position of Hard link whole mechanism and cavity link slot 7 in installation process can not be moved along the axis of the first inner wire.In the present embodiment, insulation support body is divided into two pieces for the position of fixing inner wire, is appreciated that in other embodiment of the present utility model, insulation support body can also adopt injection molding manner and inner wire to be injection molded into one, with the agility of the fastness and installation that increase Hard link mechanism.
The material that in the present embodiment, insulation support body adopts simultaneously is polytetrafluoroethylene, fixing inner wire that can be good, can ensure insulation property again, be appreciated that, in other embodiment of the present utility model, insulation support body can be other insulating material of content with funtion demand.
The Hard link mounting structure of a kind of filter that the utility model provides, adopt the structural design of Hard link mechanism and the square connectivity slot interference fit of cavity, and bottom inner wire, adopt square step interference fit to be fixed in the square groove of insulation support body, inner wire round bar interference fit is fixed on in insulation support body circular groove, cover plate is pressed in the upper surface of insulation support body simultaneously, and be fixed on cavity, make in inner wire and external devices circuit board installation process, can not rotate when installing connect by screw, on to carry etc. and relatively rotate, the change in location such as to move axially, ensure that the positional precision of inner wire and circuit board resonator, ensure that the electric property of filter.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. the Hard link mounting structure of a filter, comprise cavity link slot, cover plate, inner wire, insulation support body, it is characterized in that, described insulation support body is square body, described insulation support body is arranged between described inner wire and described cavity link slot, with described cavity link slot tight fit, and contact with described cover plate, described insulation support body inside is fixed with into 90 degree of first inner wires and the second inner wire connected, described first inner wire passes described cover plate and reaches the outer and circuit board of cavity and fix, described second inner wire passes described cavity link slot and stretches into resonant cavity and contact with resonator.
2. the Hard link mounting structure of filter as claimed in claim 1, it is characterized in that, described cover plate bottom surface contacts described insulation support body end face, is fixed on described cavity by screw.
3. the Hard link mounting structure of filter as claimed in claim 1, it is characterized in that, described cavity link slot is arranged at described cavity top, is square with the auxiliary section of described insulation support body.
4. the Hard link mounting structure of filter as claimed in claim 3, it is characterized in that, the degree of depth of described cavity link slot is equal with the height of described insulation support body.
5. the Hard link mounting structure of filter as claimed in claim 1, it is characterized in that, described first inner wire one end is cylinder, and the other end is square step, and described cylindrical tip is provided with the first screw, and described square step is provided with the second screw.
6. the Hard link mounting structure of filter as claimed in claim 5, it is characterized in that, described second inner wire one end is stepped cylindrical, and the other end is for establishing threaded screw rod, and described screw rod coordinates with described second screw, is fixedly connected with.
7. the Hard link mounting structure of filter as claimed in claim 6, it is characterized in that, described insulation support body comprises the first supporter and the second supporter, and the end face of described first supporter contacts with the bottom surface of described second supporter.
8. the Hard link mounting structure of filter as claimed in claim 7, is characterized in that,
Square groove and circular groove is respectively equipped with in described first supporter and described second supporter;
Described second supporter end face is provided with through hole.
9. the Hard link mounting structure of filter as claimed in claim 8, is characterized in that,
The cylindrical end of described first inner wire passes the through hole of described second supporter, and the square step of described first inner wire is fixed in the square groove of described first supporter and described second supporter;
The stepped cylindrical body of described second inner wire is fixed in the circular groove of described first supporter and described second supporter.
10. the Hard link mounting structure of filter as claimed in claim 1, it is characterized in that, the material of described insulation support body is polytetrafluoroethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420851528.5U CN204289666U (en) | 2014-12-29 | 2014-12-29 | A kind of Hard link mounting structure of filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420851528.5U CN204289666U (en) | 2014-12-29 | 2014-12-29 | A kind of Hard link mounting structure of filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204289666U true CN204289666U (en) | 2015-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420851528.5U Active CN204289666U (en) | 2014-12-29 | 2014-12-29 | A kind of Hard link mounting structure of filter |
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| CN (1) | CN204289666U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115458885A (en) * | 2022-10-25 | 2022-12-09 | 四川恒湾科技有限公司 | Radio frequency device |
-
2014
- 2014-12-29 CN CN201420851528.5U patent/CN204289666U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115458885A (en) * | 2022-10-25 | 2022-12-09 | 四川恒湾科技有限公司 | Radio frequency device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Hard connection installation structure for filters Effective date of registration: 20180521 Granted publication date: 20150422 Pledgee: Bank of China Limited by Share Ltd Ningbo Yinzhou branch Pledgor: NINGBO HUACI COMMUNICATION TECHNOLOGY CO., LTD. Registration number: 2018330000105 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20201030 Granted publication date: 20150422 Pledgee: Bank of China Limited by Share Ltd. Ningbo Yinzhou branch Pledgor: NINGBO HUACI COMMUNICATION TECHNOLOGY Co.,Ltd. Registration number: 2018330000105 |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 315000 floor 1-2, building 8, 818 Jinyuan Road, Yinzhou District, Ningbo City, Zhejiang Province Patentee after: Ningbo Huaci Communication Technology Co.,Ltd. Address before: 2 / F, building 3, 818 Jinyuan Road, Yinzhou investment and entrepreneurship center, Ningbo, Zhejiang 315000 Patentee before: NINGBO HUACI COMMUNICATION TECHNOLOGY Co.,Ltd. |