CN105098542B - Radio frequency (RF) coaxial connector and plate combine to plate radio frequency (RF) coaxial connector - Google Patents
Radio frequency (RF) coaxial connector and plate combine to plate radio frequency (RF) coaxial connector Download PDFInfo
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- CN105098542B CN105098542B CN201510395188.9A CN201510395188A CN105098542B CN 105098542 B CN105098542 B CN 105098542B CN 201510395188 A CN201510395188 A CN 201510395188A CN 105098542 B CN105098542 B CN 105098542B
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- coaxial connector
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- 238000013461 design Methods 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
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- 238000012545 processing Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 description 17
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 16
- 238000000034 method Methods 0.000 description 11
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- 238000005516 engineering process Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000005476 soldering Methods 0.000 description 3
- 230000037237 body shape Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
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- 229910052737 gold Inorganic materials 0.000 description 1
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Abstract
The invention discloses a kind of radio frequency (RF) coaxial connector,It is used for transmitting radio frequency signal,The radio frequency (RF) coaxial connector includes outer conductor,Base,Dielectric and inner wire,The dielectric is anchored in the outer conductor,One end of the inner wire is fixed on the outer conductor by the dielectric,The other end is located in the base,The inner wire includes body,Floating part,If connecting tube and dry elasticity spring silk,The body is anchored in the dielectric,The floating part is connected with the body by the connecting tube,The opposite end of the elastic spring silk is individually fixed on the body and the floating part,To establish the path of radio signal transmission,Elastic deformation occurs for the elastic spring silk with the horizontal direction and short transverse realizes position of related features compatibility,The floating part is located in the base,And calibrate the radial disbalance of the radio frequency (RF) coaxial connector by deflecting.
Description
Technical field
The present invention relates to field of connectors, more particularly to a kind of radio frequency (RF) coaxial connector and a kind of plate to connect to plate RF coaxial
Connect device combination.
Background technology
With the development of the communication technology, the integration degree more and more higher of module, various microwave communication devices, mobile communication
The volume of the equipment such as device and fine measuring instrument increasingly tends to minimize, is miniaturized.Therefore, to applied in these equipment
Coaxial connector it is also proposed the RF coaxial for the highly dense installation that radio frequency interconnection is carried out between higher requirement, especially pcb board
Connector.The radio frequency (RF) coaxial connector is referred to as RF connectors, is a kind of electromechanics member that can be realized quick connection and separate
Part, it uses coaxial transmission cable architecture.
Existing coaxial connector generally includes back plane connector, gusset plate connector and adapting rod, the phase of the adapting rod
Both ends are connected with the back plane connector and gusset plate connector respectively.Wherein, the back plane connector and gusset plate connector are referred to as
For plate terminal adapter, and all designed using general resilient contact.However, because the elastic tip intensity of contact is relatively low, using
During easily occur contact wear or contact damage, and this contact damage be difficult to verify in follow-up checkout procedure
Come, thus the yield of product can be reduced.
In addition, the plate terminal adapter of traditional radio frequency (RF) coaxial connector is with corresponding pcb board when being welded, in order to keep away
Exempt from plate terminal adapter and the weld defects such as rosin joint, stomata, missing solder occur when being welded with pcb board, it is necessary to be set at plate terminal adapter
Welding procedure groove is counted, to ensure the soldering reliability of plate terminal adapter.However, due to the presence of the welding procedure groove, not only work
Skill requires higher, adds design cost, and can cause larger radio frequency leakage at the plate terminal adapter be present, because
And reduce Electro Magnetic Compatibility (Electro Magnetic Compatibility, EMC) performance that connector uses.
The content of the invention
In view of the above-mentioned problems, the embodiment of the present invention provides a kind of radio frequency (RF) coaxial connector, it is realizing that blindmate is coaxially connected
While device function, it can be effectively prevented from that the problem of contact is damaged is occurring during assembling and use, and preferably lifted
The EMC performances of the radio frequency (RF) coaxial connector.
Plate RF coaxial is connected using a kind of plate of the radio frequency (RF) coaxial connector in addition, the embodiment of the present invention also provides
Device combines.
On the one hand, there is provided a kind of radio frequency (RF) coaxial connector, it is used for transmitting radio frequency signal, the radio frequency (RF) coaxial connector
Including outer conductor, base, dielectric and inner wire, the dielectric is anchored in the outer conductor, one end of the inner wire
It is fixed on by the dielectric on the outer conductor, the other end is located in the base, and the inner wire includes body, floated
If part, connecting tube and dry elasticity spring silk, the body are anchored in the dielectric, the floating part passes through institute with the body
State connecting tube to be connected, the opposite end of the elastic spring silk is individually fixed on the body and the floating part, to establish
Elastic deformation occurs for the path of radio signal transmission, the elastic spring silk with the horizontal direction and short transverse realizes position of related features
Compatibility, the floating part is located in the base, and calibrates the radial disbalance of the radio frequency (RF) coaxial connector by deflecting.
In the first possible implementation of first aspect, the bottom of the outer conductor offers a through hole, described
The one end of floor installation in the outer conductor relative to through hole, a base connecting hole is opened up on the base, the base connecting hole
For a rigid hole, its hole inwall is rigid contact surfaces, and the floating part is plugged together in the base connecting hole of the base, the bullet
Inwall of the property spring silk directly with the base connecting hole contacts.
In second of possible implementation of first aspect, the outer conductor is divided into the first outer conductor being arranged above and below
And second outer conductor, the dielectric are anchored in first outer conductor, the body of the inner wire plugs together and is fixed on this
In dielectric, to ensure the relative position relation between the outer conductor and the inner wire.
With reference to second of possible implementation of first aspect, in the third possible implementation, described second
Outer conductor is hollow tube-shape body, and an elastic electric conductor is provided between first outer conductor and second outer conductor, described
For floor installation in second outer conductor, the floating part of the inner wire plugs together the base connecting hole in the base, described
The opposite end of elastic spring silk is individually fixed on the body and the floating part, and directly interior with the base connecting hole
Wall contacts.
In the 4th kind of possible implementation of first aspect, the outer conductor is divided into the first outer conductor being arranged above and below
And second outer conductor, the dielectric are anchored in first outer conductor, the base is placed in first outer conductor,
One end of the base is directed at the floating part of the inner wire, and the other end is fixed in the dielectric, to ensure the outer conductor and institute
State the relative position relation between base.
With reference to the 4th kind of possible implementation of first aspect, in the 5th kind of possible implementation, described second
Outer conductor is hollow tube-shape body, and the body of the inner wire is located in second outer conductor, first outer conductor with it is described
One elastic electric conductor is set between the second outer conductor, and the elastic electric conductor is fixed on first outer conductor, with described in foundation
Physical connection and electric connection between first outer conductor and the second outer conductor.
In the 6th kind of possible implementation of first aspect, the connecting tube is riveting pipe, the elastic spring silk along
The distribution substantially symmetrical about its central axis of the inner wire.
In the 7th kind of possible implementation of first aspect, wherein, the outer conductor is made of copper, the dielectric
It is made up of polytetrafluoroethylene (PTFE), the elastic spring silk is made up of high-elasticity copper alloy material, and the surface of the elastic spring silk is plated
Gold processing.
On the other hand, there is provided a kind of plate combines to plate radio frequency (RF) coaxial connector, and it includes two circuits being parallel to each other
Plate, and above-mentioned multiple radio frequency (RF) coaxial connectors, multiple radio frequency (RF) coaxial connectors be electrically connected at the wiring board it
Between, to establish the transmission channel of multi-channel rf signal.
In the first possible implementation of second aspect, wherein, when two wiring boards being parallel to each other are in level
When relative displacement occurs for direction, elastic deformation occurs for the elastic spring silk, and the floating part, which deflects, realizes radial compensation, institute
State floating part to be supported by the inwall of the base connecting hole and elastic deformation occurs, to realize, position of related features is simultaneous in the horizontal direction
Hold.
The radio frequency (RF) coaxial connector that embodiments of the present invention provide, led by the way that inner wire is used in " spring needle-like " floating
The design of body, the inner wire are designed with floating structure, and elastic spring silk is fixed on floating structure by mechanical means, the bullet
Property spring silk be used for the function of realizing contact in the prior art, the tolerance for not only realizing the inner wire of the radio frequency (RF) coaxial connector is set
Meter, and can be effectively prevented from that the problem of contact is damaged, therefore its relative existing scheme are occurring during assembling and use
With higher application reliability.In addition, the seat end of the radio frequency (RF) coaxial connector is realized using PCB modes, by welding side
Formula is seamlessly connected with PCB, so that the radio frequency (RF) coaxial connector has preferable EMC performances.The RF coaxial connection
The moulding process of device is simple, has a stronger designed reliability, and with relatively low design with it is high (i.e. described First Line version and
Design height between second wiring board), different radio frequency transmission requirements between matching somebody with somebody high plate can be met.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the assembling schematic diagram for the first embodiment that plate provided by the invention combines to plate radio frequency (RF) coaxial connector；
Fig. 2 is the position of related features compatibility status schematic diagram of Fig. 1 radio frequency (RF) coaxial connector；
Fig. 3 is the schematic perspective view of the inner wire of Fig. 1 radio frequency (RF) coaxial connector；
Fig. 4 is the assembling schematic diagram for the second embodiment that plate provided by the invention combines to plate radio frequency (RF) coaxial connector；
Fig. 5 is the schematic perspective view of the inner wire of Fig. 4 radio frequency (RF) coaxial connector；
Fig. 6 is the assembling schematic diagram for the 3rd embodiment that plate provided by the invention combines to plate radio frequency (RF) coaxial connector；
Fig. 7 is the schematic perspective view of the inner wire of Fig. 6 radio frequency (RF) coaxial connector；
Fig. 8 is the assembling schematic diagram for the fourth embodiment that plate provided by the invention combines to plate radio frequency (RF) coaxial connector；
Fig. 9 is the schematic perspective view of the inner wire of Fig. 8 radio frequency (RF) coaxial connector；
Figure 10 is the assembling schematic diagram for the 5th embodiment that plate provided by the invention combines to plate radio frequency (RF) coaxial connector；And
Figure 11 is the schematic perspective view of the inner wire of Figure 10 radio frequency (RF) coaxial connectors.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
In addition, the explanation of following embodiment is with reference to additional diagram, the spy implemented to illustrate the present invention can be used to
Determine embodiment.The direction term being previously mentioned in the present invention, for example, " on ", " under ", "front", "rear", "left", "right", " interior ",
" outer ", " side " etc., only it is the direction with reference to annexed drawings, therefore, the direction term used is to more preferably, more clearly say
It is bright and understand the present invention, rather than instruction or infer the device of meaning or element and must have specific orientation, with specific side
Position construction and operation, therefore be not considered as limiting the invention.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or detachably connected, or integratedly be connected
Connect；Can mechanically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be in two elements
The connection in portion.For the ordinary skill in the art, the tool of above-mentioned term in the present invention can be understood with concrete condition
Body implication.
In addition, in the description of the invention, unless otherwise indicated, " multiple " are meant that two or more.If this
Occurring the term of " process " in specification, it refers not only to independent process, when can not clearly be distinguished with other processes, as long as
It can realize that the effect desired by the process is then also included within this term.In addition, the number range represented in this specification with "-"
Refer to the scope that "-" front and rear numerical value recorded is included as minimum value and maximum.In the accompanying drawings, structure is similar
Or identical unit is indicated by the same numeral.
In an embodiment of the present invention, the inner wire of existing radio frequency (RF) coaxial connector is changed by traditional three stage structure
For more succinct double-body bike or integral structure, while realizing that blindmate is floated, structure is also simpler；In addition, pass through
The inner wire of the radio frequency (RF) coaxial connector is used into " spring needle-like " floating inner wire, the inner wire is designed with floating structure, elasticity
Spring silk is fixed on floating structure by mechanical means, and the elastic spring silk is used for the function of realizing contact in the prior art,
So as to realize the Allowance Design of the inner wire of radio frequency (RF) coaxial connector；In addition, the seat end of the radio frequency (RF) coaxial connector is using print
Brush wiring board (Printed circuit board, PCB) mode realizes, is seamlessly connected by welding manner and PCB, from
And make scheme that there is preferable Electro Magnetic Compatibility (Electro Magnetic Compatibility, EMC) performance.
Also referring to Fig. 1 to Fig. 3, the plate that the first embodiment of the present invention provides combines to plate radio frequency (RF) coaxial connector
100 schematic diagram.In the present embodiment, the plate includes first line plate 1, second to plate radio frequency (RF) coaxial connector combination 100
Wiring board 2 and multiple radio frequency (RF) coaxial connectors (figure is not marked).The radio frequency (RF) coaxial connector and the first line plate 1 and described
The physical connection of second wiring board 2 so that three links into an integrated entity；In addition, the radio frequency (RF) coaxial connector and the first line plate 1
And second wiring board 2 is electrically connected with, so as to establish the transmission channel of multi-channel rf signal.
In an embodiment of the present invention, the first line plate 1 can be a buckle PCB, and it is the support of electronic component
Body, or the carrier of electronic component electrical connection.It is understood that the first line plate 1 can pass through one first elasticity
Electric conductor 3 realizes physical connection and electric connection with the radio frequency (RF) coaxial connector, specifically, first elastic electric conductor 3
It is arranged between the first line plate 1 and the radio frequency (RF) coaxial connector to establish electric connection therebetween, the First Line
Road plate 1 can be fixed by a fixed structure piece (not shown) such as buckle, bolt etc..
In the embodiment of invention, second wiring board 2 can be a bottom plate PCB, its can by bottom plate scolding tin 4 with it is described
Radio frequency (RF) coaxial connector is welded to connect so that the two to be fixed, same so as to complete second wiring board 2 and the radio frequency
Physical connection and electric connection between axis connection.In an embodiment of the present invention, second wiring board 2 offers a bottom plate
Connecting hole 21, the bottom plate connecting hole 21 is a rigid hole, and its hole inwall is rigid contact surfaces.
In an embodiment of the present invention, each radio frequency (RF) coaxial connector includes outer conductor 51, base 53, dielectric 55 and interior
Conductor 56.The outer conductor 51 is connected with the base 53, and the dielectric 55 is arranged in the outer conductor 51, it is described in lead
Body 56 is fixed on the outer conductor 51 by the dielectric 55.
Specifically, the outer conductor 51 is the hollow tube-shape body of one end open, its bottom passes through first elastic conduction
Body 3 realizes physical connection and electric connection with the first line plate 1.Wherein, first elastic electric conductor 3 is arranged at described
Electric connection between the bottom of first line plate 1 and the outer conductor 51 with foundation therebetween.In embodiments of the invention
In, the bottom of the outer conductor 51 offers a through hole 511, and the bottom that the through hole 511 is specifically opened in the outer conductor 51 is leaned on
Nearly centre position, it is a rigid hole, and the hole inwall of through hole 511 is rigid contact surfaces.The outer conductor 51 can be made of copper.
The peripheral shape and size of the base 53 match with the peripheral shape and size of the outer conductor 51, the base
53 are installed on the one end of the outer conductor 51 relative to through hole 511, i.e. the base 53 is installed on the opening of the outer conductor 51
End.In an embodiment of the present invention, the base 53 can electrically be connected by one second elastic electric conductor 6 and the outer conductor 51
Connect, specifically, second elastic electric conductor 6 is arranged between the base 53 and the outer conductor 51, to establish the two it
Between electric connection.In an embodiment of the present invention, a base connecting hole 531 is opened up on the base 53, the base connecting hole
531 can be a rigid hole, and its hole inwall is rigid contact surfaces.When the first line plate 1 and second wiring board 2 are in level
When relative displacement or deviation do not occur for direction, the base connecting hole 531 is directed at the bottom plate connecting hole 21 and the through hole
511。
The base 53 can pass through the bottom plate scolding tin 4 and second wiring board relative to the side of the outer conductor 51
2 are welded, so as to complete the connection of the outer conductor path between the base 53 and second wiring board 2.Therefore, outer conductor
Path passes sequentially through the first line plate 1, first elastic electric conductor 3, the outer conductor 51, second elastic conduction
Body 6, bottom plate scolding tin 4 and second wiring board 2 complete physical connection and electric connection.
In an embodiment of the present invention, the dielectric 55 is hollow elastic columnar shape body, and it can be anchored on outside described and lead
In body 51, for example, the dielectric 55 can be anchored in the outer conductor 51 by interference fit.The inner wire 56 can be plugged together and consolidated
Due in the dielectric 55, for example, the inner wire 56 can be securely plugged together in the dielectric 55 by interference fit.Therefore,
The outer conductor 51, the inner wire 56 and the dielectric 55 are linked and packed and are integrated, and so ensure that the outer conductor 51 and institute
The relative position relation between inner wire 56 is stated, so as to realize the continuity of transfer impedance, and the impedance of the dielectric 55 is complete
The outer conductor 51 and inner wire 56 are matched with entirely.The dielectric can be made up of flexible insulating materials, and such as poly- four
PVF (Polytetrafluoroethylene, PTFE).
Fig. 3 is refer to, the inner wire 56 can use " spring needle-like " floating inner wire, its generally axis body shape, and this is interior to lead
Body 56 is located in the outer conductor 51, and it includes body 561, floating part 563 and connecting tube 565.The body 561 is overall substantially
It is in the form of a column, its one end is connected with the floating part 563, and pin 566 is convexly equipped with its other end.The inner wire 56 can pass through button
Boards solder 7 is welded to connect with the first line plate 1, to realize between the inner wire 56 and the first line plate 1
It is electrically connected with and establishes the connection of inner wire path.Specifically, the body 561 is plugged together in the dielectric 55, and pass through institute
The through hole 511 of outer conductor 51 is stated, and can securely be plugged together and be fixed in the dielectric 55 by interference fit.Now, it is described
Pin 566 supports the first line plate 1, and as the buckle scolding tin 7 is welded in the first line plate 1 by way of welding
On, to establish the connection between first line plate 1 and the inner wire 56.
The floating part 563 generally axis body shape such as cylindrical shape, it can pass through the connecting tube 565 and the body
561 are connected.In an embodiment of the present invention, the connecting tube 565 can be riveting pipe.The floating part 563 can be plugged together in institute
The base connecting hole 531 of base 53 and the bottom plate connecting hole 21 of second wiring board 2 are stated, and can be by being interference fitted securely
Plug together and be fixed in the base connecting hole 531 and bottom plate connecting hole 21.
If the inner wire 56 also includes dry elasticity spring silk 567, the elastic spring silk 567 can be by high-elasticity copper alloy material
It is made, it is preferred that the surface of the elastic spring silk 567 carries out gold-plated processing.In an embodiment of the present invention, the elastic spring silk
567 quantity is more than or equal to 3, and along the distribution substantially symmetrical about its central axis of the inner wire 56.The elastic spring silk 567 it is relative
Both ends are individually fixed on the body 561 and floating part 563.The inner wire 56 is in assembling, first by the elastic spring silk
567 one end loads the floating part 563, and its other end is fixed on the body 561 by the connecting tube 565, then,
Carry out turning over riveting operation at the connecting tube 565, the elastic spring silk 567 is fixed on the floating part 563, so that will
It is fixed between the floating part 563, elastic spring silk 567, connecting tube 565 and the body 561.Therefore, inner wire path is successively
Pass through the first line plate 1, buckle scolding tin 7, body 561, connecting tube 565, elastic spring silk 567 and second wiring board 2
Physical connection and electric connection are completed, so as to complete the foundation of radio frequency signal channels.
The radio frequency (RF) coaxial connector that first embodiment of the invention provides when in use, such as the first line plate being parallel to each other
1 and second when carrying out radio signal transmission between wiring board 2, by the outer conductor 51 by first elastic electric conductor 3 with
The first line plate 1, which is realized, to be connected and fixes.The body 561 of the inner wire 56 is plugged together in the dielectric 55, and worn
The through hole 511 of the outer conductor 51 is crossed, and securely plugs together and is fixed in the dielectric 55 by interference fit, now, institute
State pin 566 and support the first line plate 1, and be fixedly welded on by the buckle scolding tin 7 on the first line plate 1, with
The connection established between the first line plate 1 and the inner wire 56.The floating part 563 is plugged together in the base 53
The bottom plate connecting hole 21 of base connecting hole 531 and second wiring board 2, and securely plug together and be fixed on by interference fit
In the bottom plate connecting hole 21.The side of the base 53 is electrically connected by the second elastic electric conductor 6 and the outer conductor 51
Connect, its opposite side is welded by bottom plate scolding tin 4 and second wiring board 2, so as to complete the base 53 and described the
Outer conductor path connection between two wiring boards 2.When the radio frequency (RF) coaxial connector is installed on parallel first line plate 1 and
When multi-channel rf signal transmission is carried out between two wiring boards 2, outer conductor path passes sequentially through the first line plate 1, described the
One elastic electric conductor 3, the outer conductor 51, second elastic electric conductor 6, bottom plate scolding tin 4 and second wiring board 2 are completed
Physical connection and electric connection, inner wire path pass sequentially through the first line plate 1, buckle scolding tin 7, body 561, connecting tube
565th, elastic spring silk 567 completes physical connection and electric connection with second wiring board 2, so as to complete radio frequency signal channels
Establish.
Referring to Fig. 2, when the first line plate 1 and second wiring board 2 occur in the horizontal direction relative displacement or
During deviation, i.e. when there is position of related features between the first line plate 1 and second wiring board 2, its tolerance implementation
For：(1) inner wire 56：When position of related features occurs between the first line plate 1 and second wiring board 2, the elasticity
Elastic deformation occurs first for spring silk 567, if the position of related features between two parallel wiring boards continues increase, the floating part
563, which deflect, realizes radial compensation (radial disbalance for calibrating the radio frequency (RF) coaxial connector).Specifically, due to the bottom
53 base connecting hole 531 of seat and the bottom plate connecting hole 21 of second wiring board 2 are rigid hole, then the floating part 563
Supported by the inwall of the base connecting hole 531 and the bottom plate connecting hole 21 and elastic deformation occurs, it is described so as to avoid
There is stress damage in inner wire 56, and then realizes that position of related features is compatible in the horizontal direction.In addition, short transverse (i.e. with it is described
The vertical direction of horizontal direction), can be directly high in design because the elastic spring silk 567 has larger design outline
Ensure being reliably connected for the elastic spring silk 567 and the bottom plate connecting hole 21 in the range of degree, so as to realize the position of short transverse
Put tolerance compatibility.(2) outer conductor 51：When position of related features occurs between the first line plate 1 and second wiring board 2,
Realize the outer conductor 51 in level side jointly by the first elastic conduction conductor 3 and the second elastic conduction conductor 6
To and short transverse position of related features it is compatible.
In summary, the radio frequency (RF) coaxial connector that embodiments of the present invention provide, by the way that inner wire is used into " spring pin
The design of type " floating inner wire, the inner wire are designed with floating structure, and elastic spring silk is fixed on floating by mechanical means
In structure, the elastic spring silk is used for the function of realizing contact in the prior art, not only realizes the interior of the radio frequency (RF) coaxial connector
The Allowance Design of conductor, and can be effectively prevented from that the problem of contact is damaged, therefore its are occurring during assembling and use
There is higher application reliability with respect to existing scheme.In addition, the seat end of the radio frequency (RF) coaxial connector is real using PCB modes
It is existing, it is seamlessly connected by welding manner and PCB, so that the radio frequency (RF) coaxial connector has preferable EMC performances.It is described
The moulding process of radio frequency (RF) coaxial connector is simple, has stronger designed reliability, and match somebody with somebody high (i.e. institute with relatively low design
State the design height between First Line version and second wiring board), different radio frequency transmission requirements between matching somebody with somebody high plate can be met.
Fig. 4 and Fig. 5 is referred to, the plate that the second embodiment of the present invention provides combines 200 to plate radio frequency (RF) coaxial connector, this
Embodiment combines 100 floating realization side with the plate that the first embodiment shown in Fig. 1 to Fig. 3 provides to plate radio frequency (RF) coaxial connector
Formula and mounting means are essentially identical, and simply the two structure slightly has difference.Its difference is：On second wiring board 2
Do not open up connecting hole, the floating part 563 of the inner wire 56 is plugged together in the base connecting hole 531 of the base 53, the bullet
Property spring 567 inwall directly with the base connecting hole 531 of silk contacts.
It is preferred that in an embodiment of the present invention, the base connecting hole 531 can use blind hole to design, i.e. the base connects
Hole 531 and the non-through base 53 are connect, then one end of the floating part 563 of the inner wire 56 is installed on the base connecting hole
In 531.It is preferred that the base 53 can pass through scolding tin (such as inner wire scolding tin 41) in the position corresponding to the floating part 563
The mode of welding is welded with second wiring board 2, so as to complete between the base 53 and second wiring board 2
Outer conductor path connects.
Fig. 6 and Fig. 7 is referred to, the plate that the third embodiment of the present invention provides combines 300 to plate radio frequency (RF) coaxial connector, this
Embodiment combines 100 floating realization side with the plate that the first embodiment shown in Fig. 1 to Fig. 3 provides to plate radio frequency (RF) coaxial connector
Formula and mounting means are essentially identical, and simply the two structure slightly has difference.Its difference is：Second wiring board 2 is straight
Connect and be installed on the one end of the outer conductor 51 relative to through hole 511, i.e. second wiring board 2 is installed on the outer conductor 51
Openend；The base 53 is the hollow column that a section is " convex " shape, and it includes different two of upper and lower radial dimension
Point, wherein, the radial dimension of base 53 it is larger partially pass through second wiring board 2, the less part of its radial dimension leads to
The bottom plate scolding tin 4 is crossed to be welded with second wiring board 2, the elastic spring silk 567 directly with the base connecting hole
531 inwall contact, so as to complete the connection of the outer conductor path between the base 53 and second wiring board 2.
Therefore, in embodiment, when the radio frequency (RF) coaxial connector is installed on the parallel circuit of first line plate 1 and second
When multi-channel rf signal transmission is carried out between plate 2, outer conductor path passes sequentially through the first line plate 1, first elasticity
Electric conductor 3, the outer conductor 51, second elastic electric conductor 6 and second wiring board 2 are completed physical connection and electrically connected
Connect；Inner wire path passes sequentially through first line plate 1, buckle soldering 7, body 561, connecting tube 565, elastic spring silk 567, base
53rd, bottom plate soldering 4 and second wiring board 2 complete physical connection and electric connection, so as to complete building for radio frequency signal channels
It is vertical.
Fig. 8 and Fig. 9 is referred to, the plate that the fourth embodiment of the present invention provides combines 400 to plate radio frequency (RF) coaxial connector, this
Embodiment combines 300 floating realization side with the plate that the 3rd embodiment shown in Fig. 6 and Fig. 7 provides to plate radio frequency (RF) coaxial connector
Formula and mounting means are essentially identical, and simply the two structure slightly has difference.Its difference is：(1) by the first line
Plate 1 is changed to cable outlet method, i.e. the first line plate 1 is changed to by cable inner wire 8；(2) outer conductor 51 is divided
For upper and lower two parts, i.e. the first outer conductor 511 and the second outer conductor 513.
Specifically, first outer conductor 511 is hollow tube-shape body, the dielectric 55 is hollow elastic columnar shape body,
It can be anchored in first outer conductor 511 by interference fit, and the inner wire 56 can plug together and be fixed on the dielectric
In 55, for example, the inner wire 56 can be securely plugged together in the dielectric 55 by interference fit.Therefore, described first lead outside
Body 511, the inner wire 56 and the dielectric 55 are linked and packed and are integrated, and so ensure that the outer conductor 51 and the inner wire
Relative position relation between 56, so as to realize the continuity of transfer impedance.The body 561 of the inner wire 56 is plugged together in described
Dielectric 55, and expose the dielectric 55, then the pin 566 of the inner wire 56 is by welding (scolding tin 81 as shown in Figure 8)
Mode and the cable inner wire 8, to establish the connection between the cable inner wire 8 and the inner wire 56.
Second outer conductor 513 is hollow tube-shape body, and it is by an elastic electric conductor (such as second elastic electric conductor
6) it is electrically connected with second wiring board 2, and by a fixed structure piece such as buckle, bolt and the elastic electric conductor in the lump
It is fixed on second wiring board 2.It is appreciated that it can be set between first outer conductor 511 and second outer conductor 513
An elastic electric conductor (such as elastic electric conductor 3) is put, the elastic electric conductor is fixed on first outer conductor 511, to establish
State the physical connection between the first outer conductor 511 and the second outer conductor 513 and electric connection.
The base 53 is a hollow column, and its bottom can be by way of welding (scolding tin 533 as shown in Figure 8)
It is welded to connect with second wiring board 2, so as to complete the physical connection between the base 53 and second wiring board 2
And it is electrically connected with.The floating part 563 is plugged together in the base connecting hole 531 of the base 53, the elastic spring silk 567 it is relative
Both ends are individually fixed on the body 561 and floating part 563, and the inwall directly with the base connecting hole 531 contacts, from
And complete the connection of the outer conductor path between the base 53 and second wiring board 2.
Figure 10 and Figure 11 is referred to, the plate that the fifth embodiment of the present invention provides combines 500 to plate radio frequency (RF) coaxial connector,
The floating that the present embodiment combines 400 with the plate that the fourth embodiment shown in Fig. 8 and Fig. 9 provides to plate radio frequency (RF) coaxial connector is realized
Mode and mounting means are essentially identical, and simply the two structure slightly has difference.Its difference is：(1) by the inner wire
56 body 561 is installed at second wiring board 2, and the base 53 is installed at the first line plate 1；(2) it is described
Base 53 includes welding pin 535, and the welding pin 535 is connected by way of welding with cable inner wire 8.
Specifically, the dielectric 55 is anchored in first outer conductor 511 by interference fit, the base 53 is
The hollow column of one end open, it is placed in first outer conductor 511, and one end alignment of the base 53 opening is described interior
The floating part 563 of conductor 56, the other end plug together with the dielectric 55, and by interference fit be fixed on the dielectric 55
It is interior.Therefore, first outer conductor 511, the base 53 and the dielectric 55 are linked and packed and are integrated, and so ensure that this is outer
Relative position relation between conductor 51 and the base 53.Described one end of base 53 is plugged together in the dielectric 55, and described
Welding pin 535 exposes the dielectric 55, then the welding pin 535 by way of welding (scolding tin 81 as shown in Figure 10) with
Cable inner wire 8 connects, to establish the connection between the cable inner wire 8 and the outer conductor 51.
Second outer conductor 513 is hollow tube-shape body, and it is by an elastic electric conductor (such as second elastic electric conductor
6) it is electrically connected with second wiring board 2, and by a fixed structure piece such as buckle, bolt and the elastic electric conductor in the lump
It is fixed on second wiring board 2.The body 561 of the inner wire 56 is located in second outer conductor 513, positioned at described
The pin 566 of the one end of body 561 is carried out by way of welding (scolding tin 533 as shown in Figure 10) with second wiring board 2
It is welded to connect, so as to complete the physical connection between the inner wire 56 and second wiring board 2 and electric connection.The elasticity
The opposite end of spring silk 567 is individually fixed on the body 561 and floating part 563, and directly with the base connecting hole 531
Inwall contact, so as to complete the connection between the base 53 and second wiring board 2.
It is appreciated that an elastic electric conductor can be set between first outer conductor 511 and second outer conductor 513
(such as elastic electric conductor 3), the elastic electric conductor are fixed on first outer conductor 511, to establish first outer conductor 511
Physical connection and electric connection between the second outer conductor 513.
In summary, the radio frequency (RF) coaxial connector that above-mentioned each embodiment of the invention provides, by the way that inner wire is adopted
With the design of " spring needle-like " floating inner wire, the inner wire is designed with floating structure, and elastic spring silk is consolidated by mechanical means
It is scheduled on floating structure, the elastic spring silk is used for the function of realizing contact in the prior art, not only realizes RF coaxial company
The Allowance Design of the inner wire of device is connect, and can be effectively prevented from that asking for contact damage occurs during assembling and use
Topic, therefore it has higher application reliability with respect to existing scheme.In addition, the seat end of the radio frequency (RF) coaxial connector uses
PCB modes are realized, are seamlessly connected by welding manner and PCB, so that the radio frequency (RF) coaxial connector has preferable EMC
Performance.The moulding process of the radio frequency (RF) coaxial connector is simple, has stronger designed reliability, and have relatively low design
With high (design height between i.e. described First Line version and second wiring board), different radio frequencies between matching somebody with somebody high plate can be met
Transmission requirement.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the feature for combining the embodiment or example description
It is contained at least one embodiment or example of the present invention.In this manual, the schematic representation of above-mentioned term is differed
Surely identical embodiment or example are referred to.Moreover, specific features, structure, material or the feature of description can be any one
Combined in an appropriate manner in individual or multiple embodiments or example.
The above disclosed power for being only a kind of preferred embodiment of the present invention, the present invention can not being limited with this certainly
Sharp scope, one of ordinary skill in the art will appreciate that realizing all or part of flow of above-described embodiment, and weighed according to the present invention
Profit requires made equivalent variations, still falls within and invents covered scope.
Claims (10)
1. a kind of radio frequency (RF) coaxial connector, it is used for transmitting radio frequency signal, it is characterised in that the radio frequency (RF) coaxial connector includes
Outer conductor, base, dielectric and inner wire, the dielectric are anchored in the outer conductor, and one end of the inner wire passes through
The dielectric is fixed on the outer conductor, and the other end is located in the base, and the inner wire is floated using " spring needle-like "
Inner wire designs, and is anchored on if it includes body, floating part, connecting tube and dry elasticity spring silk, the body in the dielectric,
The floating part is connected with the body by the connecting tube, and the opposite end of the elastic spring silk is individually fixed in described
On body and the floating part, to establish the path of radio signal transmission, elastic deformation occurs for the elastic spring silk with level
Direction and short transverse realize position of related features compatibility, and the floating part is located in the base, and is calibrated by deflecting
The radial disbalance of the radio frequency (RF) coaxial connector.
2. radio frequency (RF) coaxial connector as claimed in claim 1, it is characterised in that it is logical that the bottom of the outer conductor offers one
Hole, the one end of the floor installation in the outer conductor relative to through hole, a base connecting hole, the base is opened up on the base
Connecting hole is a rigid hole, and its hole inwall is rigid contact surfaces, and the floating part is plugged together in the base connecting hole of the base,
Inwall of the elastic spring silk directly with the base connecting hole contacts.
3. radio frequency (RF) coaxial connector as claimed in claim 2, it is characterised in that the outer conductor is divided into first to be arranged above and below
Outer conductor and the second outer conductor, the dielectric are anchored in first outer conductor, and the body of the inner wire is plugged together and consolidated
Due in the dielectric, to ensure the relative position relation between the outer conductor and the inner wire.
4. radio frequency (RF) coaxial connector as claimed in claim 3, it is characterised in that second outer conductor is hollow tube-shape body,
An elastic electric conductor is provided between first outer conductor and second outer conductor, the floor installation is outside described second
In conductor, the floating part of the inner wire plugs together the base connecting hole in the base, the opposite end point of the elastic spring silk
It is not fixed on the body and the floating part, and the inwall directly with the base connecting hole contacts.
5. radio frequency (RF) coaxial connector as claimed in claim 2, it is characterised in that the outer conductor is divided into first to be arranged above and below
Outer conductor and the second outer conductor, the dielectric are anchored in first outer conductor, and the base is placed in outside described first
In conductor, one end of the base is directed at the floating part of the inner wire, and the other end is fixed in the dielectric, to ensure that this outer is led
Relative position relation between body and the base.
6. radio frequency (RF) coaxial connector as claimed in claim 5, it is characterised in that second outer conductor is hollow tube-shape body,
The body of the inner wire is located in second outer conductor, and one is set between first outer conductor and second outer conductor
Elastic electric conductor, the elastic electric conductor are fixed on first outer conductor, are led with establishing outside first outer conductor and second
Physical connection and electric connection between body.
7. radio frequency (RF) coaxial connector as claimed in claim 2, it is characterised in that the connecting tube is riveting pipe, the elastic spring
Substantially symmetrical about its central axis distribution of the silk along the inner wire.
8. radio frequency (RF) coaxial connector as claimed in claim 2, it is characterised in that the outer conductor is made of copper, the medium
Body is made up of polytetrafluoroethylene (PTFE), and the elastic spring silk is made up of high-elasticity copper alloy material, and the surface of the elastic spring silk is carried out
Gold-plated processing.
9. a kind of plate combines to plate radio frequency (RF) coaxial connector, it includes two wiring boards being parallel to each other, it is characterised in that described
Plate combines to plate radio frequency (RF) coaxial connector also includes multiple RF coaxials connections according to any one of claim 2-8
Device, multiple radio frequency (RF) coaxial connectors are electrically connected between the wiring board, are led to establishing the transmission of multi-channel rf signal
Road.
10. plate as claimed in claim 9 combines to plate radio frequency (RF) coaxial connector, it is characterised in that as two to be parallel to each other
When relative displacement occurs in the horizontal direction for wiring board, elastic deformation occurs for the elastic spring silk, and the floating part deflects reality
Existing radial compensation, the floating part are supported by the inwall of the base connecting hole and elastic deformation occur, to realize in level side
It is compatible to position of related features.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510395188.9A CN105098542B (en) | 2015-07-03 | 2015-07-03 | Radio frequency (RF) coaxial connector and plate combine to plate radio frequency (RF) coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510395188.9A CN105098542B (en) | 2015-07-03 | 2015-07-03 | Radio frequency (RF) coaxial connector and plate combine to plate radio frequency (RF) coaxial connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105098542A CN105098542A (en) | 2015-11-25 |
| CN105098542B true CN105098542B (en) | 2017-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510395188.9A Active CN105098542B (en) | 2015-07-03 | 2015-07-03 | Radio frequency (RF) coaxial connector and plate combine to plate radio frequency (RF) coaxial connector |
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| CN (1) | CN105098542B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021252652A3 (en) * | 2020-06-09 | 2022-01-27 | Raytheon Company | Radio frequency circuit board interconnect assembly |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105634536A (en) * | 2016-01-11 | 2016-06-01 | 中国电子科技集团公司第十研究所 | Radio-frequency vertical connection circuit between two-dimensional millimeter wave modules |
| CN106785740B (en) * | 2016-11-30 | 2019-07-26 | 中航光电科技股份有限公司 | Printed board and radio-frequency contact part connection structure and connector, contact, printed board |
| CN107611729A (en) * | 2017-08-30 | 2018-01-19 | 上海航天科工电器研究院有限公司 | For exempting from the radio frequency resilient contact structure of weldering interconnection |
| CN107611730A (en) * | 2017-08-30 | 2018-01-19 | 上海航天科工电器研究院有限公司 | It is a kind of to be used to realize the RF coaxial structure for exempting from weldering perpendicular interconnection with pcb board |
| CN114824960A (en) * | 2022-03-31 | 2022-07-29 | 上海精积微半导体技术有限公司 | High-quality signal transmission high-frequency connection structure based on double-floating structure |
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| US5169325A (en) * | 1991-03-12 | 1992-12-08 | Hirose Electric Co., Ltd. | Coaxial ribbon cable connector |
| CN203871520U (en) * | 2014-01-26 | 2014-10-08 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN104577387A (en) * | 2013-10-29 | 2015-04-29 | 特勒格特纳卡尔·格特纳有限公司 | Connecting device for electrically connecting two circuit boards |
| DE102013018851A1 (en) * | 2013-11-09 | 2015-05-13 | Wabco Gmbh | Electrical connection arrangement |
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| KR101166086B1 (en) * | 2009-01-13 | 2012-07-23 | 엘에스전선 주식회사 | Connector for coaxial cable |
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| US5169325A (en) * | 1991-03-12 | 1992-12-08 | Hirose Electric Co., Ltd. | Coaxial ribbon cable connector |
| CN104577387A (en) * | 2013-10-29 | 2015-04-29 | 特勒格特纳卡尔·格特纳有限公司 | Connecting device for electrically connecting two circuit boards |
| DE102013018851A1 (en) * | 2013-11-09 | 2015-05-13 | Wabco Gmbh | Electrical connection arrangement |
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| WO2021252652A3 (en) * | 2020-06-09 | 2022-01-27 | Raytheon Company | Radio frequency circuit board interconnect assembly |
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|---|---|
| CN105098542A (en) | 2015-11-25 |
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Effective date of registration: 20211223 Address after: 450046 Floor 9, building 1, Zhengshang Boya Plaza, Longzihu wisdom Island, Zhengdong New Area, Zhengzhou City, Henan Province Patentee after: xFusion Digital Technologies Co., Ltd. Address before: 518129 Bantian HUAWEI headquarters office building, Longgang District, Guangdong, Shenzhen Patentee before: HUAWEI TECHNOLOGIES Co.,Ltd. |
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