CN201667468U - Coaxial contact element and electric connector using the same - Google Patents
Coaxial contact element and electric connector using the same Download PDFInfo
- Publication number
- CN201667468U CN201667468U CN2009202972587U CN200920297258U CN201667468U CN 201667468 U CN201667468 U CN 201667468U CN 2009202972587 U CN2009202972587 U CN 2009202972587U CN 200920297258 U CN200920297258 U CN 200920297258U CN 201667468 U CN201667468 U CN 201667468U
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- China
- Prior art keywords
- outer conductor
- sliding sleeve
- wall
- ring platform
- ring
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- Expired - Lifetime
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Abstract
The utility model discloses a coaxial contact element and an electric connector 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 plug end arranged around an inner conductor plug end; the external diameter of the canular outer conductor plug end is greater than that of a part integrally extending behind the canular outer conductor plug end, wherein an outwards convex first loop table structure is formed at the front end of the float outer conductor; the outer wall of the outer conductor is provided with an outwards convex second loop table structure far away from the plug end; the outer wall of the outer conductor is sleeved with a spring and a sliding sleeve in sequence from front to back between annular end surfaces which correspond to the first loop table structure and the second loop table structure; and the outer wall of the sliding sleeve is provided with an axially fixedly assembled bulge which can be removed from a corresponding structure in an adaptive connector shell. The contact element can realize tight plug contact under the action of a spring force, and the electrical length of the connector can not be changed, and thereby, the phase stabilizing function of the connector is realized, and the vibration and impact resistance of the connector is improved.
Description
Technical field
The utility model 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 passage 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 insulator between inner and outer conductor, also should have simultaneously with connector shell in the structure that passage cooperates is installed.And has male and 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 mostly is the integrative-structure of rigidity greatly, and the mismachining tolerance of contact and connector shell is difficult to avoid, when plugging together, because stopping of supporting mutually between opposing end surface on axially of connector each several part, closely plug together and be electrically connected length with what influence internal and external conductor.
The utility model content
The purpose of this utility model is to provide a kind of part coaxial contact of moving of its assembled portion relatively of pegging graft, and the electric connector of this contact of use is provided simultaneously.
The technical scheme of coaxial contact of the present utility model is: a kind of coaxial contact, in comprising, 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 described canular outer conductor inserted terminal forms the first ring platform structure of evagination at the front end of the outer conductor that floats greater than the part of one extension thereafter, on the outer conductor outer wall in the second ring platform structure that is provided with evagination away from the inserted terminal place, on the outer conductor outer wall in first, be set with spring and sliding sleeve from front to back successively between the corresponding annular end face of two ring platform structures, 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 described sliding sleeve is provided with the projection that is used for the axial restraint assembling of the counter structure unloading of intermateable connector housing.
Projection on the described sliding sleeve outer wall is the ring platform.
Be provided with radial clearance between described outer conductor and the sliding sleeve.
Described inner wire is to be used for the caudal peduncle that is connected with radio circuit away from an end of its inserted terminal, described outer conductor is to be made of with the back cover outer conductor around the caudal peduncle setting of described 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 described 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 utility model is: a kind of electric connector, comprise the coaxial contact that assembles in connector shell and the contact installing hole wherein, in described coaxial contact comprises, 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 described canular outer conductor inserted terminal forms the first ring platform structure of evagination at the front end of the outer conductor that floats greater than the part of one extension thereafter, on the outer conductor outer wall in the second ring platform structure that is provided with evagination away from the inserted terminal place, on the outer conductor outer wall in first, be set with spring and sliding sleeve from front to back successively between the corresponding annular end face of two ring platform structures, 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 described sliding sleeve is provided with the ring platform; Be concaved with the stepped hole section on the hole wall of described contact installing hole, and in this stepped hole section, be equipped with snap ring, snap ring comprises ring body one connects on it turns over the bullet lobe in circumferential 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 described 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 described high frequency jack contact.
Be provided with radial clearance between described outer conductor and the sliding sleeve.
Described inner wire is to be used for the caudal peduncle that is connected with radio circuit away from an end of its inserted terminal, described outer conductor is to be made of with the back cover outer conductor around the caudal peduncle setting of described 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 described 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 utility model by suit on it realized unloading assembling with connector shell is desirable, projection 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 by 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 by connector, can realize the connection or the disconnection of radio circuit.
In addition; outer conductor of the present utility model 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 utility model;
Fig. 2 is the structural representation that the electric connector of contact shown in Figure 1 is installed of the present utility model;
Fig. 3 be electric connector of the present utility model and adaptive electric connector plug together the status architecture schematic diagram;
Fig. 4 is the schematic perspective view of the snap ring among Fig. 2.
Embodiment
As Fig. 1～shown in Figure 4, the embodiment of coaxial contact spare of the present utility model, it is a kind of high frequency jack contact, establish 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 rear end of unsteady outer conductor 1 is connected with the back cover outer conductor 7 that is provided with around the caudal peduncle of described inner wire 6 with the sleeve fixed form, thereby back cover outer conductor 7 is sleeved on the second ring platform structure that forms evagination on the unsteady outer conductor 1 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, float between outer conductor 1 and back cover outer conductor 7 and the shell can be relative radially or move axially, thereby realize high frequency jack contact and adaptive high frequency contact pin contacting piece unsteady contact the when grafting.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.
As Fig. 1～shown in Figure 4, the embodiment of electric connector of the present utility model, the housing 22 of electric connector 21 is provided with the contact installing hole, be equipped with high frequency jack contact 20 as shown in Figure 1 in each contact installing hole, be 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 as shown in Figure 4, comprise the ring body that do not seal 51 one connect on it circumferential a plurality of cantilevered in turn over and play lobe 52, the terminal roof pressure that turns over bullet lobe 52 in being somebody's turn to do is on the rear end face of the ring platform 41 on sliding sleeve 4 outer walls of described 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 be out of shape contraction when suffering oppression, 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 utility model and adaptive electric connector 31 plug together, 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 by corresponding connector.
Claims (8)
1. coaxial contact, in comprising, 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 described canular outer conductor inserted terminal forms the first ring platform structure of evagination at the front end of the outer conductor that floats greater than the part of one extension thereafter, on the outer conductor outer wall in the second ring platform structure that is provided with evagination away from the inserted terminal place, on the outer conductor outer wall in first, be set with spring and sliding sleeve from front to back successively between the corresponding annular end face of two ring platform structures, 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 described sliding sleeve is provided with the projection that is used for the axial restraint assembling of the counter structure unloading of intermateable connector housing.
2. coaxial contact according to claim 1 is characterized in that: the projection on the described sliding sleeve outer wall is the ring platform.
3. coaxial contact according to claim 1 is characterized in that: be provided with radial clearance between described outer conductor and the sliding sleeve.
4. according to claim 1 or 2 or 3 described coaxial contacts, it is characterized in that: described inner wire is to be used for the caudal peduncle that is connected with radio circuit away from an end of its inserted terminal, described outer conductor is to be made of with the back cover outer conductor around the caudal peduncle setting of described 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 described sliding sleeve is to turn edge in the ring-type set on the sliding sleeve front end inner hole wall.
5. electric connector, comprise the coaxial contact that assembles in connector shell and the contact installing hole wherein, in described coaxial contact comprises, 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 described canular outer conductor inserted terminal forms the first ring platform structure of evagination at the front end of the outer conductor that floats greater than the part of one extension thereafter, on the outer conductor outer wall in the second ring platform structure that is provided with evagination away from the inserted terminal place, on the outer conductor outer wall in first, be set with spring and sliding sleeve from front to back successively between the corresponding annular end face of two ring platform structures, 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 described sliding sleeve is provided with the ring platform; Be concaved with the stepped hole section on the hole wall of described contact installing hole, and in this stepped hole section, be equipped with snap ring, snap ring comprises ring body one connects on it turns over the bullet lobe in circumferential 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 described 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 described high frequency jack contact.
6. connector according to claim 5 is characterized in that: the projection on the described sliding sleeve outer wall is the ring platform.
7. connector according to claim 5 is characterized in that: be provided with radial clearance between described outer conductor and the sliding sleeve.
8. according to claim 5 or 6 or 7 described connectors, it is characterized in that: described inner wire is to be used for the caudal peduncle that is connected with radio circuit away from an end of its inserted terminal, described outer conductor is to be made of with the back cover outer conductor around the caudal peduncle setting of described 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 described 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 |
|---|---|---|---|
| CN2009202972587U CN201667468U (en) | 2009-12-25 | 2009-12-25 | Coaxial contact element and electric connector using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202972587U CN201667468U (en) | 2009-12-25 | 2009-12-25 | Coaxial contact element and electric connector using the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201667468U true CN201667468U (en) | 2010-12-08 |
Family
ID=43268429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202972587U Expired - Lifetime CN201667468U (en) | 2009-12-25 | 2009-12-25 | Coaxial contact element and electric connector using the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201667468U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102983439A (en) * | 2012-12-21 | 2013-03-20 | 沈阳兴华航空电器有限责任公司 | End face contact telescopic contact hole assembly |
| CN108232703A (en) * | 2018-01-19 | 2018-06-29 | 武汉华仪智能设备有限公司 | A kind of quick plug-in low voltage connector |
| CN108258476A (en) * | 2018-04-04 | 2018-07-06 | 江苏华吉通信科技有限公司 | A kind of bent type radio frequency coaxial connector |
-
2009
- 2009-12-25 CN CN2009202972587U patent/CN201667468U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102983439A (en) * | 2012-12-21 | 2013-03-20 | 沈阳兴华航空电器有限责任公司 | End face contact telescopic contact hole assembly |
| CN108232703A (en) * | 2018-01-19 | 2018-06-29 | 武汉华仪智能设备有限公司 | A kind of quick plug-in low voltage connector |
| CN108258476A (en) * | 2018-04-04 | 2018-07-06 | 江苏华吉通信科技有限公司 | A kind of bent type radio frequency coaxial connector |
| CN108258476B (en) * | 2018-04-04 | 2023-10-20 | 优曲克科技(宁波)有限公司 | Bent radio frequency coaxial connector |
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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 |
Granted publication date: 20101208 Effective date of abandoning: 20091225 |