CN101719613B - Coaxial contact element and electric coupler using same - Google Patents
Coaxial contact element and electric coupler using same Download PDFInfo
- Publication number
- CN101719613B CN101719613B CN2009102276547A CN200910227654A CN101719613B CN 101719613 B CN101719613 B CN 101719613B CN 2009102276547 A CN2009102276547 A CN 2009102276547A CN 200910227654 A CN200910227654 A CN 200910227654A CN 101719613 B CN101719613 B CN 101719613B
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- outer conductor
- sliding sleeve
- ring
- wall
- ring platform
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- 239000004020 conductor Substances 0.000 claims abstract description 100
- 230000007306 turnover Effects 0.000 claims description 3
- 230000003044 adaptive effect Effects 0.000 abstract description 7
- 230000000087 stabilizing effect Effects 0.000 abstract 1
- 239000012212 insulator Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 206010040007 Sense of oppression Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
The invention discloses a coaxial contact element and an electric coupler using the same. The coaxial contact element comprises an inner conductor and an outer conductor, wherein the front end of the outer conductor is provided with a canular outer conductor splicing end arranged around an inner conductor splicing end; the outer diameter of the canular outer conductor splicing end is bigger than one subsequent integrally-extending part thereof so as to form a first convex annular table structure on the front end of the outer floating conductor; the outer wall of the outer conductor is provided with a second convex annular table structure in the position far away from the splicing end; the outer wall of the outer conductor is successively sheathed with a spring and a sliding sleeve from front to back between the corresponding annular end surface of the first annular table structure and the second annular table structure; the outer wall of the sliding sleeve is provided with an axially-fixed bulge which is detachable with the corresponding structure in the case of an adaptive connector. The contact element of the invention can realize tight inserting and contact under the action of spring force, and the electrical length of the connector does not change so as to realize the phase stabilizing function of the connector and improve the anti-vibration performance and the impact performance of the connector.
Description
Technical field
The present invention relates to technical field of electric connectors.
Background technology
But for the standardization unloading of the electric connector of realizing being used to transmitting the medium-high frequency radiofrequency signal and interchangeable; Some these type of connectors use coaxial contact of producing separately and the connector shell with contact installation channel to carry out assembly; This type of contact should comprise at least the metallic sheath tubulose that is used for signal shielding outer conductor, outer conductor center needle-like inner wire (can be that contact pin also can be a jack) and be filled in the insulator between inner and outer conductor, also should have simultaneously with connector shell in the structure that cooperates of installation channel.And has public female interfix structure between the inner wire of paired a pair of coaxial contact, between the outer conductor respectively; The desirable situation of plugging together of this type of contact is that internal and external conductor plugs together simultaneously and puts in place; And meet the requirement that is electrically connected length; But the inner and outer conductor of existing coaxial contact is the integrative-structure of rigidity mostly; And the mismachining tolerance of contact and connector shell is difficult to avoid, and when plugging together, because stopping of supporting mutually between opposing end surface on axially of connector each several part, closely plugs together and be electrically connected length with what influence internal and external conductor.
Summary of the invention
The object of the present invention is to provide a kind of relatively coaxial contact of moving of its assembled portion of part of pegging graft, the electric connector of this contact of use is provided simultaneously.
The technical scheme of coaxial contact of the present invention is: a kind of coaxial contact; Comprise inner and outer conductor; The front end of outer conductor has the canular outer conductor inserted terminal that is provided with around the inner wire inserted terminal; The external diameter of said canular outer conductor inserted terminal forms first of evagination greater than the part of one extension thereafter at the front end of the outer conductor that floats and encircles the platform structure; On the outer conductor outer wall in the second ring platform structure that is provided with evagination away from the inserted terminal place; Between the corresponding annular end face of first and second ring platform structure, be set with spring and sliding sleeve from front to back successively on the outer conductor outer wall, the two ends of spring are mounted between the first ring platform structure rear end face and the sliding sleeve, and sliding sleeve is provided with the axial limiting structure of joining with the front end face top of the second ring platform structure; But the outer wall of said sliding sleeve is provided with the convexity that is used for the axial restraint assembling of the counter structure unloading of intermateable connector housing.
Convexity on the said sliding sleeve outer wall is the ring platform.
Be provided with radial clearance between said outer conductor and the sliding sleeve.
Said inner wire is to be used for the caudal peduncle that is connected with radio circuit away from an end of its inserted terminal; Said outer conductor is to be made up of with the back cover outer conductor around the caudal peduncle setting of said inner wire that the sleeve fixed form connects the unsteady outer conductor of front portion and the outer conductor rear end of floating, thereby back cover outer conductor is sleeved on and forms described second in unsteady outer conductor rear end on the outer conductor that floats and encircle the platform structure; Axial limiting structure on the said sliding sleeve is to turn edge in the ring-type set on the sliding sleeve front end inner hole wall.
The technical scheme of connector of the present invention is: a kind of electric connector; Comprise the coaxial contact that assembles in connector shell and the contact installing hole wherein; Said coaxial contact comprises inner and outer conductor; The front end of outer conductor has the canular outer conductor inserted terminal that is provided with around the inner wire inserted terminal; It is characterized in that: the external diameter of said canular outer conductor inserted terminal forms first of evagination greater than the part of one extension thereafter at the front end of the outer conductor that floats and encircles the platform structure; On the outer conductor outer wall in the second ring platform structure that is provided with evagination away from the inserted terminal place; Between the corresponding annular end face of first and second ring platform structure, be set with spring and sliding sleeve from front to back successively on the outer conductor outer wall, the two ends of spring are mounted between the first ring platform structure rear end face and the sliding sleeve, and sliding sleeve is provided with the axial limiting structure of joining with the front end face top of the second ring platform structure; The outer wall of said sliding sleeve is provided with the ring platform; Be concaved with the stepped hole section on the hole wall of said contact installing hole; And in this stepped hole section, be equipped with snap ring; Snap ring comprise ring body one connect on it along turning over the bullet lobe in circle distribution a plurality of cantilevered; The terminal roof pressure that turns over the bullet lobe in being somebody's turn to do turns in the ring platform of said sliding sleeve is axially fixed between the respective step face that plays lobe and step nose end on the rear end face of the ring platform on the sliding sleeve outer wall of said high frequency jack contact.
Be provided with radial clearance between said outer conductor and the sliding sleeve.
Said inner wire is to be used for the caudal peduncle that is connected with radio circuit away from an end of its inserted terminal; Said outer conductor is to be made up of with the back cover outer conductor around the caudal peduncle setting of said inner wire that the sleeve fixed form connects the unsteady outer conductor of front portion and the outer conductor rear end of floating, thereby back cover outer conductor is sleeved on and forms described second in unsteady outer conductor rear end on the outer conductor that floats and encircle the platform structure; Axial limiting structure on the said sliding sleeve is to turn edge in the ring-type set on the sliding sleeve front end inner hole wall.
The sliding sleeve that with spring axial limiting cooperate of the outer conductor of the coaxial contact in the connector of the present invention through suit on it realized unloading assembling with connector shell is desirable; Convexity on the sliding sleeve can be joined with the snap ring card of corresponding setting in the connector shell and spacing cooperation or be fixed together, and can realize the contact unloading through pushing snap ring; In connector, take up room for a short time because resilient radial actuates structure, thereby can realize that the high density of contact in connecting body arrange, and then realize the miniaturization of connector.After the connector that this contact is installed plugs together; The high frequency jack contact closely contacts with the high frequency contact pin contacting piece under the effect of spring force; The electrical length of connector can not change, thereby realizes the steady phase function of connector, has improved anti-vibration, the impact property of connector simultaneously.Drive plugging together of high frequency contact pin contacting piece and high frequency jack contact or separate through connector, can realize the connection or the disconnection of radio circuit.
In addition; Outer conductor of the present invention is to be connected with the back cover that is fixedly set in the outer conductor rear end of floating by the unsteady outer conductor of front end to constitute; Back cover can be after sliding sleeve be set on the outer conductor that floats and the unsteady outer conductor limiting stand terrace that formation cooperates with sliding sleeve that is connected; Assembling and the location of dividing body structure to be convenient to sliding sleeve, back cover also can play a protective role to the cable or the pin of the radio circuit that is connected into.
Description of drawings
Fig. 1 is the structural representation of the embodiment of coaxial contact of the present invention;
Fig. 2 is the structural representation that the electric connector of contact shown in Figure 1 is installed of the present invention;
Fig. 3 be electric connector of the present invention and adaptive electric connector plug together the status architecture sketch map;
Fig. 4 is the schematic perspective view of the snap ring among Fig. 2.
Embodiment
Like Fig. 1～shown in Figure 4; The embodiment of coaxial contact spare of the present invention is a kind of high frequency jack contact, establishes the unsteady outer conductor 1 of through hole in comprising; The insulator 3 of shell-like is installed in the through hole of unsteady outer conductor 1 inside; In the inside trepanning of insulator 3 inner wire 6 is installed, an end of inner wire 6 is to be used for the contact pin 61 that plugs together with adaptive contact jack, and the other end is to be used for caudal peduncle--the wiring hole 62 that is connected with radio circuit.The front end of outer conductor 1 of floating has the cannula-like inserted terminal 11 that is provided with around the contact pin 61 of inner wire 6, thereby the part that the external diameter of cannula-like inserted terminal 11 extends greater than one thereafter forms the first ring platform structure of evagination at the front end of the outer conductor 1 that floats; The float rear end of outer conductor 1 is connected with the back cover outer conductor 7 that is provided with around the caudal peduncle of said inner wire 6 with the sleeve fixed form, thereby back cover outer conductor 7 is sleeved on the outer conductor 1 that floats the second ring platform structure that forms evagination in outer conductor 1 rear end of floating.The sliding sleeve 4 that floats and to be set with spring 2 on the outer wall of outer conductor 1 after the annular rear end face of the first ring platform structure successively and to be slidingly matched with the outer wall of unsteady outer conductor 1; The two ends of spring 2 are mounted between the front end face of the first ring platform structure rear end face and sliding sleeve 4; The inner hole wall of sliding sleeve 4 front ends is provided with and turns edge 42 in the ring-type, turns edge in this ring-type 42 to join with the second annular table structure top at the front end face place of back cover outer conductor 7 and by axial limiting.Unsteady outer conductor 1, back cover outer conductor 7, insulator 3, the inner wire 6 common radio-frequency transmission channels of forming.Float and have radial clearance between outer conductor 1, back cover outer conductor 7 and the sliding sleeve 4; Add the distortion of upper spring 2; Floating can relatively radially or move axially between outer conductor 1 and back cover outer conductor 7 and the shell, thereby realizes high frequency jack contact and adaptive unsteady contact of high frequency contact pin contacting piece when pegging graft.As shown in Figure 3; High frequency jack contact 20 among Fig. 1 plugs together with adaptive contact pin contacting piece 30; The outer conductor of high frequency jack contact is under pressure and moves backward; This floating can guarantee that high frequency contact pin contacting piece 30 contacts under the certain pressure effect with high frequency jack contact 20, thereby can tight all the time, reliable contact.
But the outer wall of sliding sleeve 4 is provided with to convex with and is used for and the fixing ring platform 41 that assembles of the counter structure unloading of corresponding connector housing.
Like Fig. 1～shown in Figure 4; The embodiment of electric connector of the present invention; The housing 22 of electric connector 21 is provided with the contact installing hole, is equipped with high frequency jack contact 20 as shown in Figure 1 in each contact installing hole, is concaved with stepped hole section 23 on the hole wall of contact installing hole; And in this stepped hole section 23, be equipped with snap ring 5; Snap ring 5 is as shown in Figure 4, and what comprise the ring body that do not seal 51 one connects on it plays lobe 52 along turning in circle distribution a plurality of cantilevered, turn in this play lobe 52 terminal roof pressure on the rear end face of the ring platform 41 on sliding sleeve 4 outer walls of said high frequency jack contact; The ring platform 41 of sliding sleeve 4 is turned in being axially fixed in play between the respective step face of lobe 52 and step nose end 23, realization is to the axial restraint of sliding sleeve 4.Turn over bullet lobe 52 in the snap ring 5 and can when suffering oppression, be out of shape contraction, releasing is spacing to sliding sleeve 4, realizes the unloading function of contact in electric connector.When unloading, with extraction tool push snap ring 5 in turn over and play lobe 52 and shrink, then the high frequency jack contact is extracted contact from a side in the space that plays lobe 52 and abdicate from the contact installing hole of connector.
As shown in Figure 3; Electric connector 21 of the present invention plugs together with adaptive electric connector 31; Be equipped with contact pin contacting piece 30 in the adaptive electric connector 31, drive plugging together of high frequency contact pin contacting piece and high frequency jack contact or separate, can realize the connection or the disconnection of radio circuit through corresponding connector.
Claims (6)
1. coaxial contact; Comprise inner and outer conductor; The front end of outer conductor has the canular outer conductor inserted terminal that is provided with around the inner wire inserted terminal; It is characterized in that: the external diameter of said canular outer conductor inserted terminal forms first of evagination greater than the part of one extension thereafter at the front end of the outer conductor that floats and encircles the platform structure; On the outer conductor outer wall in the second ring platform structure that is provided with evagination away from the inserted terminal place; Between the corresponding annular end face of first and second ring platform structure, be set with spring and sliding sleeve from front to back successively on the outer conductor outer wall, the two ends of spring are mounted between the first ring platform structure rear end face and the sliding sleeve, and sliding sleeve is provided with the axial limiting structure of joining with the front end face top of the second ring platform structure; The outer wall of said sliding sleeve is provided with the ring platform; Coaxial contact is assemblied in the contact installing hole that is concaved with the stepped hole section on the hole wall when using; Be equipped with snap ring in this stepped hole section; Snap ring comprise the ring body that do not seal and go up that one connects along turning over the bullet lobe in circle distribution a plurality of cantilevered; Should in turn over play lobe terminal roof pressure on the rear end face of the ring platform of the sliding sleeve of said coaxial contact, the ring platform of sliding sleeve is turned between the respective step face that plays lobe and stepped hole section in being axially fixed in.
2. coaxial contact according to claim 1 is characterized in that: be provided with radial clearance between said outer conductor and the sliding sleeve.
3. coaxial contact according to claim 1 and 2; It is characterized in that: said inner wire is to be used for the caudal peduncle that is connected with radio circuit away from an end of its inserted terminal; Said outer conductor is to be made up of with the back cover outer conductor around the caudal peduncle setting of said inner wire that the sleeve fixed form connects the unsteady outer conductor of front portion and the outer conductor rear end of floating, thereby back cover outer conductor is sleeved on and forms described second in unsteady outer conductor rear end on the outer conductor that floats and encircle the platform structure; Axial limiting structure on the said sliding sleeve is to turn edge in the ring-type set on the sliding sleeve front end inner hole wall.
4. electric connector; Comprise the coaxial contact that assembles in connector shell and the contact installing hole wherein; Said coaxial contact comprises inner and outer conductor; The front end of outer conductor has the canular outer conductor inserted terminal that is provided with around the inner wire inserted terminal; It is characterized in that: the part that the external diameter of said canular outer conductor inserted terminal extends greater than one thereafter and form the first ring platform structure of evagination at the front end of the outer conductor that floats in the second ring platform structure that is provided with evagination away from the inserted terminal place, is set with spring and sliding sleeve on the outer conductor outer wall on the outer conductor outer wall from front to back successively between the corresponding annular end face of first and second ring platform structure; The two ends of spring are mounted between the first ring platform structure rear end face and the sliding sleeve, and sliding sleeve is provided with the axial limiting structure of joining with the front end face top of the second ring platform structure; The outer wall of said sliding sleeve is provided with the ring platform; Be concaved with the stepped hole section on the hole wall of said contact installing hole; And in this stepped hole section, be equipped with snap ring; Snap ring comprise ring body one connect on it along turning over the bullet lobe in circle distribution a plurality of cantilevered; The terminal roof pressure that turns over the bullet lobe in being somebody's turn to do turns in the ring platform of said sliding sleeve is axially fixed between the respective step face that plays lobe and step nose end on the rear end face of the ring platform on the sliding sleeve outer wall of said high frequency jack contact.
5. connector according to claim 4 is characterized in that: be provided with radial clearance between said outer conductor and the sliding sleeve.
6. according to claim 5 or 6 described connectors; It is characterized in that: said inner wire is to be used for the caudal peduncle that is connected with radio circuit away from an end of its inserted terminal; Said outer conductor is to be made up of with the back cover outer conductor around the caudal peduncle setting of said inner wire that the sleeve fixed form connects the unsteady outer conductor of front portion and the outer conductor rear end of floating, thereby back cover outer conductor is sleeved on and forms described second in unsteady outer conductor rear end on the outer conductor that floats and encircle the platform structure; Axial limiting structure on the said sliding sleeve is to turn edge in the ring-type set on the sliding sleeve front end inner hole wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102276547A CN101719613B (en) | 2009-12-25 | 2009-12-25 | Coaxial contact element and electric coupler using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102276547A CN101719613B (en) | 2009-12-25 | 2009-12-25 | Coaxial contact element and electric coupler using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101719613A CN101719613A (en) | 2010-06-02 |
| CN101719613B true CN101719613B (en) | 2012-04-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102276547A Expired - Fee Related CN101719613B (en) | 2009-12-25 | 2009-12-25 | Coaxial contact element and electric coupler using same |
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| Country | Link |
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| CN (1) | CN101719613B (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102299435B (en) * | 2010-12-10 | 2013-12-11 | 中航光电科技股份有限公司 | Radio frequency connector assembly and socket thereof |
| CN102185216B (en) * | 2011-03-02 | 2014-01-01 | 华为机器有限公司 | A floating electrical connector |
| CN102287480A (en) * | 2011-08-24 | 2011-12-21 | 成都科盛石油科技有限公司 | Connector with shock-absorbing function |
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| CN107425380B (en) * | 2017-03-30 | 2019-10-08 | 中航光电科技股份有限公司 | Coaxial contact piece and the electric connector for using the coaxial contact piece |
| CN109841336B (en) * | 2017-11-24 | 2020-09-22 | 长飞光纤光缆股份有限公司 | Small photoelectric hybrid cable and jumper wire connector for vehicle |
| CN109950715B (en) * | 2017-12-20 | 2022-01-25 | 中航光电科技股份有限公司 | Lightning protection connector assembly |
| CN110391560B (en) * | 2018-06-29 | 2021-07-30 | 中航光电科技股份有限公司 | Coaxial contact unit, single-core coaxial connector and multi-core coaxial connector |
| CN110247268B (en) * | 2019-06-03 | 2024-10-01 | 中航富士达科技股份有限公司 | Self-adaptive external conductor and inter-board radio frequency connector |
| CN112787121A (en) * | 2019-11-11 | 2021-05-11 | 康普技术有限责任公司 | Coaxial connector and board-to-board connector assembly |
| CN110729610A (en) * | 2019-11-19 | 2020-01-24 | 福州迈可博电子科技股份有限公司 | Coaxial connector applied to mixed modularization |
| CN111370899B (en) * | 2020-04-03 | 2022-04-12 | 昆山电科速联电子科技有限公司 | Buckle type electronic connector |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4824386A (en) * | 1987-10-05 | 1989-04-25 | Souders Roger B | Security connector assembly for mating coaxial connectors |
| CN201113050Y (en) * | 2007-09-14 | 2008-09-10 | 朱建平 | Floating type radio-frequency coaxial connector |
| CN101286607A (en) * | 2007-04-10 | 2008-10-15 | 广濑电机株式会社 | coaxial connector |
| CN101662115A (en) * | 2009-10-02 | 2010-03-03 | 中航光电科技股份有限公司 | Floating signal contact element and electric connector using the same |
-
2009
- 2009-12-25 CN CN2009102276547A patent/CN101719613B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4824386A (en) * | 1987-10-05 | 1989-04-25 | Souders Roger B | Security connector assembly for mating coaxial connectors |
| CN101286607A (en) * | 2007-04-10 | 2008-10-15 | 广濑电机株式会社 | coaxial connector |
| CN201113050Y (en) * | 2007-09-14 | 2008-09-10 | 朱建平 | Floating type radio-frequency coaxial connector |
| CN101662115A (en) * | 2009-10-02 | 2010-03-03 | 中航光电科技股份有限公司 | Floating signal contact element and electric connector using the same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101719613A (en) | 2010-06-02 |
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Granted publication date: 20120411 Termination date: 20181225 |