CN206806664U - A kind of high voltage withstanding bent type radio frequency coaxial connector - Google Patents
A kind of high voltage withstanding bent type radio frequency coaxial connector Download PDFInfo
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- CN206806664U CN206806664U CN201720368139.0U CN201720368139U CN206806664U CN 206806664 U CN206806664 U CN 206806664U CN 201720368139 U CN201720368139 U CN 201720368139U CN 206806664 U CN206806664 U CN 206806664U
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- insulator
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Abstract
The utility model discloses a kind of high voltage withstanding bent type radio frequency coaxial connector, belong to radio frequency coaxial electric connector technical field, for solving the problems, such as that existing radio frequency (RF) coaxial connector presence can not be high voltage withstanding.The connector includes：Shell, it includes two blind holes, and two blind holes are vertically mutually passed through, and the madial wall insertion of the angle of two blind holes, forms installation seam；Inner conductor component, it is the moulding of right-angle structure, and the parts of plastics of moulding is polyphenyl thioether material, and inner conductor component is seamed by installation and put in shell；First insulator, it is inserted between shell and inner conductor component by a blind hole；Second insulator, it is inserted between shell and inner conductor component by another blind hole；Wherein, the first port of the first insulator and the first port of the second insulator are in contact, and the first port of the first insulator and the first port of the second insulator are in 45 degree, and the angle between the first insulator and the second insulator is right angle.
Description
Technical field
The utility model belongs to radio frequency coaxial electric connector technical field, more particularly relates to that a kind of curved formula is high voltage withstanding to penetrate
Frequency coaxial connector structure.
Background technology
Radio frequency (RF) coaxial connector is a kind of commonly used electronic component of acquisition, and the product is widely used in microwave communication
System regions.Due to the presence of bent type radio frequency coaxial connector bent angle cause the creep age distance of existing radio frequency (RF) coaxial connector compared with
It is short, the high voltage withstanding occasion up to more than 30,000 volts can not be applied to.At present in radio frequency (RF) coaxial connector field, to the routine of bent angle
Design as shown in Figure 1 and Figure 2, wherein, Fig. 1 is right angle butt welding structure, creep age distance between the internal and external conductor of the radio frequency (RF) coaxial connector
For L1；Fig. 2 is integrated structure of bending, and creep age distance is L2 between the internal and external conductor of the radio frequency (RF) coaxial connector.Above two radio frequency
The problem of inner and outer conductor gap is too small be present in the structure of coaxial connector.Using the product of above two structure, existing each
In class radio frequency (RF) coaxial connector model, proof voltage is no more than 5000V.
To meet high voltage withstanding requirement, part connector uses structure shown in Fig. 3, i.e., coats inner wire with insulator, and
One section of terraced steps is formed using radial space, creep age distance is increased with this, between its internal and external conductor creep age distance is L3+L4.
But increased creep age distance is smaller under conditions of connector appearance and size is constant due to the distance, so being only capable of increasing on a small quantity resistance to
Voltage capability, under high voltages or electric breakdown can be formed.Conventional bent type radio frequency coaxial connector in the market, resistance to electricity
Pressure value is not less than 10000 volts.
With the development of radio-frequency technique, some equipments need higher withstand voltage value, and this needs coaxially to connect bent radio-frequency
The structure for connecing device corner is redesigned, and it is used the new technique structure for meeting high voltage withstanding technical concept.
Utility model content
The utility model embodiment provides a kind of curved high voltage withstanding radio frequency (RF) coaxial connector structure of formula, existing for solving
Radio frequency (RF) coaxial connector is present can not high voltage bearing problem.
The utility model embodiment provides a kind of high voltage withstanding bent type radio frequency coaxial connector, including：Shell, it includes two
Individual blind hole, described two blind holes are vertically mutually passed through, and the madial wall insertion of the angle of described two blind holes, form installation seam；
Inner conductor component, it is the moulding of right-angle structure, and the parts of plastics of the moulding is polyphenyl thioether material, institute
Inner conductor component is stated to be arranged in the shell by the installation seam；
First insulator, it is inserted between the shell and the inner conductor component by a blind hole；
Second insulator, it is inserted between the shell and the inner conductor component by another blind hole；
Wherein, the first port of first insulator and the first port of second insulator are in contact, and described
The first port of first insulator and the first port of second insulator are in 45 degree, first insulator and described the
Angle between two insulators is right angle.
Preferably, the composition material of first insulator and second insulator is polytetrafluoroethylene (PTFE).
Preferably, the moulding also includes metal part, and the metal part is coated by the polyphenyl thioether material.
Preferably, the metal part is tin-phosphor bronze material.
Preferably, in addition to the first outer conductor and the second outer conductor；
First outer conductor contacts with the first insulator same axis, passes through screw thread and the cage connection；
Second outer conductor contacts with the second insulator same axis, passes through screw thread and the cage connection.
Preferably, the composition material of first outer conductor and second outer conductor is ledrite.
Preferably, the composition material of the shell is ledrite.
Preferably, in addition to jack, the jack is with after cable core welding, inserting the contact pin of the inner conductor component
It is interior.
A kind of high voltage withstanding bent type radio frequency coaxial connector that the utility model embodiment provides, the corner of connector is adopted
With two-layered medium structure, internal layer is the polyphenylene sulfide moulding of right-angle structure, and the dielectric strength of the connector corner is mainly led to
The intrinsic high dielectric strength of polyphenyl thioether material is crossed, and combines rational polyphenylene sulfide dielectric thickness, Design of length, can be met
Anti-breakdown requirement, so as to improve the proof voltage ability of connector.Further, the connector has the characteristics of high voltage withstanding,
The axial length of high voltage withstanding insulator and inner conductor component can be increased according to actual requirement, and increase polyphenylene sulfide medium
Thickness, the selection requirements to radio frequency (RF) coaxial connector under the high voltage withstanding occasion up to more than 30,000 volts can be met.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the right angle butt welding structure schematic diagram of bent type radio frequency coaxial connector in the prior art；
Fig. 2 is the structural representation that integrally bends of bent type radio frequency coaxial connector in the prior art；
Fig. 3 is the high voltage withstanding modified structure schematic diagram of bent type radio frequency coaxial connector in the prior art；
Fig. 4 is a kind of high voltage withstanding bent type radio frequency coaxial connector structural representation that the utility model embodiment provides；
Fig. 5 is the inner conductor component structural representation that the utility model embodiment provides；
Fig. 6 is the shell notching construction schematic diagram that the utility model embodiment provides.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
A kind of high voltage withstanding bent type radio frequency coaxial connector for showing the utility model embodiment and providing exemplary Fig. 4
Structural representation.
As shown in figure 1, a kind of high voltage withstanding bent type radio frequency coaxial connector that the utility model embodiment provides, main bag
Include inner conductor component 1, shell 2, the first insulator 3 and the second insulator 4.
Specifically, Fig. 5 is the structural representation of inner conductor component 1 that the utility model embodiment provides, as shown in figure 5, should
Inner conductor component is the moulding of right-angle structure.Further, the moulding includes parts of plastics 1-2 and metal part 1-1.Enter
One step, meet to require in order that obtaining its dielectric strength under the appearance and size of restriction, in the utility model embodiment, plastics
Part 1-2 reaches 23.4kV/mm polyphenyl thioether material using dielectric strength；In order to meet technique that inner conductor component bends
It is required that in the utility model embodiment, metal part 1-1 uses tin-phosphor bronze material.
It should be noted that in the utility model embodiment, because the moulding of inner conductor component 1 includes parts of plastics
1-2 and metal part 1-1, and the corner of inner conductor component is coated completely by polyphenyl thioether material.Polyphenyl positioned at corner
Sulfide material, effect of the inner conductors component every electricity is on the one hand played, on the other hand, solved in the prior art because inside and outside
It is smaller to there is gap between conductor, causes the problem of creep age distance is small between internal and external conductor；Further, due to inner conductor component 1
Right angle axis can be extended according to the specific requirement of proof voltage, so the creepage length of the connector can be according to actually setting
Meter requires to choose without by radial dimension of limitation.
Specifically, Fig. 6 is the shell notching construction schematic diagram that the utility model embodiment provides, and is implemented in the utility model
In example, two blind holes are included on shell 2, two blind holes are vertically mutually passed through, and further, angle madial wall passes through between two blind holes
It is logical, the installation seam of inner conductor component 1 is formed, is stitched, inner conductor component 1 can be installed in shell 2 by the installation.In reality
In, the composition material of shell 2 is lead and yellow-collation copper product.
Specifically, as shown in figure 4, the first insulator is inserted between shell 2 and inner conductor component 1 by a blind hole,
Second insulator is inserted between shell 2 and inner conductor component 1 by another blind hole；Wherein, the first end of the first insulator 3
The first port of mouth and the second insulator 4 is in 45 degree, the first end of the first port of the first insulator 3 and the second insulator 4
Mouth is in contact, i.e., the first port of the first insulator 3 and the first port of the second insulator 4 are 45 degree of docking.Set by above-mentioned
Put, it may be determined that the angle between the first insulator 3 and the second insulator 4 is right angle.Further, due to the first insulator 3
Outside cylinder endoporus is shaped as with the second insulator 4, there is the characteristics of elongated hole, electricity is climbed between internal and external conductor the purpose is to increase
Distance.
It should be noted that in the utility model embodiment, the first insulator 3 and the second insulator 4 pass through blind hole point
The creep age distance between internal and external conductor Cha Ru not be also increased while playing a supportive role between shell 2 and inner conductor component 1.
Specifically, as shown in figure 4, the connector also include the first outer conductor 5 for being contacted with the same axis of the first insulator 3 and
The second outer conductor 6 contacted with the same axis of the second insulator 4.Specifically, the first outer conductor 5 and the second outer conductor 6 use lead and yellow-collation
Copper product is formed, and the first outer conductor 5 and the second outer conductor 6 are connected by screw thread with shell 2.
Specifically, as shown in figure 4, the connector also includes the jack 7 using beryllium-bronze material, the jack 7 and cable core
After wire bonding, it is inserted into the contact pin of inner conductor component 1.It thereby may be ensured that cable core and connector inner conductor component
Connection.
In the utility model embodiment, inner conductor component 1, the first insulator 3 and the second insulator 4 form connector
Bent angle, the bent angle include internal layer and outer layer.Specifically, internal layer is the polyphenylene sulfide moulding of right-angle structure, and outer layer is two poly-
45 degree of tetrafluoroethene is to spelling right-angle structure.Due to the blending agent knot that the corner medium is polytetrafluoroethylene (PTFE) and polyphenylene sulfide
Structure, it may thereby determine that, the corner is it is determined that, it is necessary to calculate the dielectric constant of blending agent during dielectric constant, i.e. in this reality
With in new embodiment, the resistance matching problem of radio frequency transmission can be met, it is possible to achieve the transmission of radiofrequency signal.
Further, the internal layer of the curved formula angle is that polyphenylene sulfide is molded right-angle structure, and outer layer is two polytetrafluoroethylene (PTFE)
45 degree to spell right-angle structure, in actual applications, the dielectric strength of connector corner is mainly intrinsic by polyphenyl thioether material
High dielectric strength, and combine rational polyphenylene sulfide dielectric thickness, Design of length, anti-breakdown requirement can be met, so as to
Improve the proof voltage ability of connector.
It should be noted that as shown in figure 4, " A+B " is connector plug jack 7 and cable core junction and connector in figure
First outer conductor 5 and the creepage length of cable shield junction.If desired change " A+B " place creepage length, can by will
Increase B size is sought, so as to increase product proof voltage ability.
" C+D " is that electric length is climbed in connector plug jack 7 and the junction of inner conductor component 1 and the corner of connector shell 2 in Fig. 4
Degree.If desired the creepage length at " C+D " place is changed, C size can be increased on request, so as to increase product proof voltage ability.
" D+E " is the creepage length of the interface of connector inner conductor component 1 and the corner of connector shell 2 in Fig. 4.If need
The creepage length at " D+E " place is changed, E size can be increased on request, so as to increase product proof voltage ability.
In summary, the utility model embodiment provides a kind of high voltage withstanding radio frequency (RF) coaxial connector structure of curved formula, bag
Include：Shell, it includes two blind holes, and described two blind holes are vertically mutually passed through, and the madial wall insertion of the angle of described two blind holes,
Form installation seam；Inner conductor component, it is the moulding of right-angle structure, and the parts of plastics of the moulding is polyphenylene sulfide material
Material, the inner conductor component are arranged in the shell by the installation seam；First insulator, it is inserted by a blind hole
To between the shell and the inner conductor component；Second insulator, it is inserted into the shell and institute by another blind hole
State between inner conductor component；Wherein, the first port of first insulator and the first port of second insulator connect
Touch, and the first port of first insulator and the first port of second insulator are in 45 degree, first insulation
Angle between sub and described second insulator is right angle.The high voltage withstanding bent radio-frequency that the utility model embodiment provides is coaxial
Connector, the corner of connector use two-layered medium structure, and internal layer is the polyphenylene sulfide moulding of right-angle structure, the connector
The dielectric strength of corner is mainly by the intrinsic high dielectric strength of polyphenyl thioether material, and combine rational polyphenylene sulfide medium
Thickness, Design of length, anti-breakdown requirement can be met, so as to improve the proof voltage ability of connector.Further, the connection
Device can increase the axial length of high voltage withstanding insulator and inner conductor component according to actual requirement, and increase polyphenylene sulfide Jie
The thickness of matter, to meet the selection requirements to radio frequency (RF) coaxial connector under the high voltage withstanding occasion up to more than 30,000 volts.
Although having been described for preferred embodiment of the present utility model, those skilled in the art once know substantially
Creative concept, then other change and modification can be made to these embodiments.So appended claims are intended to be construed to wrap
Include preferred embodiment and fall into having altered and changing for the scope of the utility model.
Obviously, those skilled in the art can carry out various changes and modification without departing from this practicality to the utility model
New spirit and scope.So, if these modifications and variations of the present utility model belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to comprising including these changes and modification.
Claims (8)
- A kind of 1. high voltage withstanding bent type radio frequency coaxial connector, it is characterised in that including：Shell, it includes two blind holes, and described two blind holes are vertically mutually passed through, and the madial wall of the angle of described two blind holes passes through It is logical, form installation seam；Inner conductor component, it is the moulding of right-angle structure, and the parts of plastics of the moulding is polyphenyl thioether material, described interior Conductor assembly is arranged in the shell by the installation seam；First insulator, it is inserted between the shell and the inner conductor component by a blind hole；Second insulator, it is inserted between the shell and the inner conductor component by another blind hole；Wherein, the first port of first insulator and the first port of second insulator are in contact, and described first The first port of insulator and the first port of second insulator are in 45 degree, first insulator and described second exhausted Angle between edge is right angle.
- 2. connector as claimed in claim 1, it is characterised in that the composition of first insulator and second insulator Material is polytetrafluoroethylene (PTFE).
- 3. connector as claimed in claim 1, it is characterised in that the moulding also includes metal part, the metal portion Divide and coated by the polyphenyl thioether material.
- 4. connector as claimed in claim 3, it is characterised in that the metal part is tin-phosphor bronze material.
- 5. connector as claimed in claim 1, it is characterised in that also including the first outer conductor and the second outer conductor；First outer conductor contacts with the first insulator same axis, passes through screw thread and the cage connection；Second outer conductor contacts with the second insulator same axis, passes through screw thread and the cage connection.
- 6. connector as claimed in claim 5, it is characterised in that the composition of first outer conductor and second outer conductor Material is ledrite.
- 7. connector as claimed in claim 1, it is characterised in that the composition material of the shell is ledrite.
- 8. connector as claimed in claim 1, it is characterised in that also including jack, the jack with after cable core welding, Insert in the contact pin of the inner conductor component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720368139.0U CN206806664U (en) | 2017-04-10 | 2017-04-10 | A kind of high voltage withstanding bent type radio frequency coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720368139.0U CN206806664U (en) | 2017-04-10 | 2017-04-10 | A kind of high voltage withstanding bent type radio frequency coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206806664U true CN206806664U (en) | 2017-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720368139.0U Expired - Fee Related CN206806664U (en) | 2017-04-10 | 2017-04-10 | A kind of high voltage withstanding bent type radio frequency coaxial connector |
Country Status (1)
| Country | Link |
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| CN (1) | CN206806664U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106972330A (en) * | 2017-04-10 | 2017-07-21 | 陕西华达科技股份有限公司 | A kind of high voltage withstanding radio frequency (RF) coaxial connector structure of curved formula |
| CN108777413A (en) * | 2018-05-28 | 2018-11-09 | 上海航天科工电器研究院有限公司 | A kind of bent radio-frequency connector of salt spray resistance proof voltage hermetic seal |
-
2017
- 2017-04-10 CN CN201720368139.0U patent/CN206806664U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106972330A (en) * | 2017-04-10 | 2017-07-21 | 陕西华达科技股份有限公司 | A kind of high voltage withstanding radio frequency (RF) coaxial connector structure of curved formula |
| CN106972330B (en) * | 2017-04-10 | 2023-05-09 | 陕西华达科技股份有限公司 | Bent high-voltage-resistant radio frequency coaxial connector structure |
| CN108777413A (en) * | 2018-05-28 | 2018-11-09 | 上海航天科工电器研究院有限公司 | A kind of bent radio-frequency connector of salt spray resistance proof voltage hermetic seal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20171226 Termination date: 20180410 |