CN204706669U - High frequency connectors insulator - Google Patents
High frequency connectors insulator Download PDFInfo
- Publication number
- CN204706669U CN204706669U CN201520302897.3U CN201520302897U CN204706669U CN 204706669 U CN204706669 U CN 204706669U CN 201520302897 U CN201520302897 U CN 201520302897U CN 204706669 U CN204706669 U CN 204706669U
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- insulator
- contact
- high frequency
- spaced portions
- frequency connectors
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- Withdrawn - After Issue
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Abstract
The utility model relates to a kind of high frequency connectors insulator, comprises, housing, insulator and contact, and insulator is located between housing and contact and the housing of conduction and contact is separated.Insulator comprises two-layer up and down, every layer of spacer insulator comprising circular port, periphery dead ring and middle part; Circular port, spacer insulator and periphery dead ring outwards arrange successively along the center of circular plate.Spacer insulator comprises body part and spaced portions, and wherein, body part and spaced portions interval, evenly, to be symmetrical arranged, the radian of body part is greater than spaced portions radian; Spaced portions is institute's parachute-opening shape hole in spacer insulator, and remainder is body part.By upper and lower two-layer insulator superposition, after superposition, spaced portions is two-layer not through up and down.High frequency connectors insulator of the present utility model has the advantages that its contact resistance is little, insulation resistance is large, dielectric strength is strong, electromagnetic interference leakage attenuation is little, and the Signal transmissions being applicable to upper frequency connects.
Description
Technical field
The utility model relates to a kind of high frequency connectors, particularly a kind of insulator of high frequency connectors.
Background technology
At present, the occasion that radio-frequency apparatus uses gets more and more, thermometrically, military equipment, the fields such as communication more and more adopt microwave equipment, but at some emerging field, as military project, space flight, 5G communicates, the high-frequency electric connecter that the fields such as Internet of Things need quality excellent, the main performance index of high frequency connectors, if contact resistance, insulation resistance and dielectric strength are along with the increase of frequency, requires more and more stricter.
High-quality radio-frequency apparatus microwave connector should have low and stable contact resistance, and its size is from a few milliohm to tens of milliohm;
Dielectric strength or title proof voltage, dielectric withstanding voltage, be the ability tolerating rating test voltage between connector contact or between contact and shell, require to be the bigger the better;
Insulation resistance to weigh between contact and the index of insulation property between contact and shell, its order of magnitude of insulation resistance index from hundreds of megaohm to thousands of megaohm not etc.Current, under the condition that insulating material is not broken through further, strengthen insulation resistance by other technological means, the insulation property namely increasing insulator are very necessary.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides high frequency connectors insulator, the utility model passes through insulator layering, and carry out rational gap design, insulation resistance is strengthened, the essential electrical performance of connector comprised contact resistance, insulation resistance, dielectric strength, electromagnetic interference leakage attenuation etc. simultaneously and control in rational scope.
The concrete technical scheme of the utility model is as follows:
A kind of high frequency connectors insulator, comprise, housing, insulator and contact, insulator is located between housing and contact, and the housing of conduction and contact separate by insulator.Wherein, housing is circular annular form quoit, and contact is for being with acuminous cylinder, and insulator is the circular annular form plate of insulation.Housing is connected with the screen of high frequency cable, and contact is connected with the cable core of high frequency cable, and screen and cable core separate by insulator, ensures the transmission quality of signal.
Further, the circular plate of insulator is provided with circular port, periphery dead ring and the spacer insulator between circular port and periphery dead ring at plate center.
Further, spacer insulator comprises body part and spaced portions, and wherein, body part and spaced portions interval, evenly, to be symmetrical arranged, the radian of body part is greater than spaced portions radian; Wherein, spaced portions is institute's parachute-opening shape hole in spacer insulator, and remainder is body part.
Further, spacer insulator comprises body part and spaced portions, wherein, body part and spaced portions interval, evenly, to be symmetrical arranged.The impedance operator of high frequency connectors, voltage standing wave ratio and its insulating material material, design pitch, plane of structure is long-pending relation, and the insulator that symmetrical structure is arranged makes connector impedance diminish, and voltage standing wave ratio becomes large.
Further, insulator comprises two-layer up and down, by upper and lower two-layer insulator superposition, the body part after superposition and spaced portions arranged in a crossed manner, the radian of body part is greater than spaced portions radian, and the spaced portions of the upper and lower two-layer insulator after superposition is not communicated with.
Two-layer up and down, the insulator that symmetrical superposition is arranged, ensure that the reduction of the electromagnetic interference leakage attenuation degree evaluating connector electromagnetic interference shield effect, high-frequency electromagnetic can be made to disturb and drop to minimum on the impact of signal transmission, ensure that the laser propagation effect of signal.
Further, the circular port of insulator, periphery dead ring and spacer insulator one machine-shaping.The insulator of one machine-shaping, profile is even, and internal structure is symmetrical, can suppress its crosstalk, transmission delay, time lag etc., the vibration under operational environment and impact impact less.
Further, enclosure interior is provided with the annular groove for being fixedly mounted with insulator, and the periphery dead ring of insulator is partially submerged in annular groove.Annular groove and excircle combine the impact on signal transmission avoiding electromagnetic interference signal leakage field closely; Make insulator firmly be connected with shell simultaneously, do not loosen when connector grafting.
Further, contact comprise connect in turn plug wire hole, Access Division and contact pin, plug wire hole is the metal tube of hollow, and Guan Zhongke inserts the RF cable that will connect; Access Division is the metal cylinder of Intermediate Gray cannelure, and the circular port of insulator is connected on the cannelure of described Access Division.Plug wire hole is positioned at the afterbody of contact, and wedging position is in the middle part of contact; Contact pin is positioned at contact foremost.The projection at cannelure two ends, Access Division, by two-sided for the circular port of insulator fixing, ensures that its clamping is stablized.
High frequency connectors insulator of the present utility model, its contact resistance is little, insulation resistance is large, dielectric strength is strong, electromagnetic interference leakage attenuation is little, comparatively conventional highfrequency electric connector, its upper and lower two-layer symmetrically arranged insulator, make its applying frequency higher, its good electric property, environmental suitability is strong.And must apply under different frequency, different occasion can be adapted to.
Accompanying drawing explanation
The front view of Fig. 1 embodiment 1 medium-high frequency connector insulator;
The vertical view of Fig. 2 embodiment 1 medium-high frequency connector insulator;
The front view of the insulator 2 of Fig. 3 embodiment 1 medium-high frequency connector insulator;
The schematic perspective view of the insulator 2 of Fig. 4 embodiment 2 medium-high frequency connector insulator;
The schematic diagram of the contact 3 of Fig. 5 embodiment 2 medium-high frequency connector insulator;
The vertical view of the shell 1 of Fig. 6 embodiment 2 medium-high frequency connector insulator;
The end view of the shell 1 of Fig. 7 embodiment 2 medium-high frequency connector insulator;
The shell 1A-A of Fig. 8 embodiment 2 medium-high frequency connector insulator is to cutaway view.
Embodiment
Embodiment 1
The high frequency connectors insulator of the present embodiment, as Fig. 1 and Fig. 2 shows, a kind of high frequency connectors insulator, comprising: housing 1, insulator 2 and contact 3, and wherein, insulator 2 is located between housing 1 and contact 3.Housing 1 is circular annular form quoit, and housing 1 is located at outermost layer; Contact 3 is the acuminous cylinder of band, is located at innermost layer; Insulator 2 is circular annular form plate.Insulator 2 will be located at the housing 1 of innermost layer and be located at the insulation of outermost contact 3 and separate.
The circular plate of insulator 2 is provided with circular port 21, periphery dead ring 22 and the spacer insulator 23 between circular port 21, periphery dead ring 22 at plate center.
Spacer insulator 23 comprises body part 231 and spaced portions 232, body part 231 and spaced portions 232 interval, evenly, is symmetrical arranged.Wherein, body part 231 is insulating body, the mouth that spaced portions 232 edge body is opened.
Embodiment 2
On the basis of embodiment 1, as shown in Figure 4, two-layer insulator about 2 is superposed, superposition after body part 231 and spaced portions 232 arranged in a crossed manner, ensure that the radian of body part 231 is greater than spaced portions 232 radian, guarantee, its bilevel spaced portions 232 is not communicated with.
The machine-shaping of the circular port 211 of insulator 21, periphery dead ring 212 and spacer insulator 213 one.
As shown in Figure 6 to 8, housing 1 inside is provided with the annular groove 11 for being fixedly mounted with insulator 2, and the periphery dead ring 22 of insulator 2 is partially submerged into connected in star 11.
As shown in Figure 5, contact 3 comprises plug wire hole 31, Access Division 32 and contact pin 33, and plug wire hole 31 is the metal tube of hollow, and Guan Zhongke inserts the RF cable that will connect, and is positioned at the afterbody of contact 3; The metal cylinder of Access Division 32 Intermediate Gray cannelure is positioned at the middle part of contact 3, and the circular port 21 of insulator 2 is connected on the cannelure of Access Division 32.Contact pin 33 is positioned at the head of contact 3, and contact pin inserts on the seat of electric connector in use.
The above embodiment is only that preferred implementation of the present utility model is described; not scope of the present utility model is limited; under the prerequisite not departing from the utility model design spirit; the various distortion that those of ordinary skill in the art make the technical solution of the utility model and improvement, all should fall in protection range that claims of the present utility model determine.
Claims (7)
1. a high frequency connectors insulator, it is characterized in that, described high frequency connectors insulator comprises housing (1), insulator (2) and contact (3), and described insulator (2) is located between housing (1) and contact (3); Described housing (1) is circular annular form quoit, and described contact (3) is the acuminous cylinder of band, and described insulator (2) is circular annular form plate.
2. high frequency connectors insulator as claimed in claim 1, it is characterized in that, the spacer insulator (23) the circular annular form plate of described insulator (2) being centrally followed successively by circular port (21), periphery dead ring (22) and being positioned between circular port (21) and periphery dead ring (22).
3. high frequency connectors insulator as claimed in claim 2, it is characterized in that, described spacer insulator (23) comprises body part (231) and spaced portions (232), described body part (231) and spaced portions (232) interval, evenly, be symmetrical arranged, the radian of described body part (231) is greater than spaced portions (232) radian.
4. high frequency connectors insulator as claimed in claim 3, it is characterized in that, described insulator (2) comprises two-layer up and down, by described upper and lower two-layer insulator superposition, insulator (2) bilevel body part (231) after superposition and spaced portions (232) arranged in a crossed manner, after superposition, insulator (2) bilevel spaced portions (232) is not communicated with.
5. high frequency connectors insulator as claimed in claim 4, it is characterized in that, the machine-shaping of the circular port (211) of described insulator (21), periphery dead ring (212) and spacer insulator (213) one.
6. high frequency connectors insulator as claimed in claim 5, it is characterized in that, the inside of described housing (1) is provided with the annular groove (11) for being fixedly mounted with insulator (2), and the periphery dead ring (22) of described insulator (2) is partially submerged into described annular groove (11).
7. high frequency connectors insulator as claimed in claim 6, it is characterized in that, described contact (3) comprises plug wire hole (31), Access Division (32) and contact pin (33), the metal tube that described plug wire hole (31) is hollow, Guan Zhongke inserts the RF cable that will connect; The metal cylinder that described Access Division (32) is Intermediate Gray cannelure, the circular port (21) of described insulator (2) is connected on the cannelure of described Access Division (32); Described plug wire hole (31) is positioned at the afterbody of contact (3), and described Access Division (32) are positioned at the middle part of contact (3); Described contact pin (33) is positioned at contact (3) foremost.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520302897.3U CN204706669U (en) | 2015-05-13 | 2015-05-13 | High frequency connectors insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520302897.3U CN204706669U (en) | 2015-05-13 | 2015-05-13 | High frequency connectors insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204706669U true CN204706669U (en) | 2015-10-14 |
Family
ID=54286264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520302897.3U Withdrawn - After Issue CN204706669U (en) | 2015-05-13 | 2015-05-13 | High frequency connectors insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204706669U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106299819A (en) * | 2015-05-13 | 2017-01-04 | 北京谷波技术有限公司 | High frequency connectors insulator |
| CN106571567A (en) * | 2016-10-27 | 2017-04-19 | 中航光电科技股份有限公司 | Millimeter-wave coaxial connector and insulation support body thereof |
-
2015
- 2015-05-13 CN CN201520302897.3U patent/CN204706669U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106299819A (en) * | 2015-05-13 | 2017-01-04 | 北京谷波技术有限公司 | High frequency connectors insulator |
| CN106299819B (en) * | 2015-05-13 | 2018-06-19 | 北京谷波技术有限公司 | High frequency connectors insulator |
| CN106571567A (en) * | 2016-10-27 | 2017-04-19 | 中航光电科技股份有限公司 | Millimeter-wave coaxial connector and insulation support body thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151014 Effective date of abandoning: 20180619 |