CN100384026C - Cable plug connector - Google Patents
Cable plug connector Download PDFInfo
- Publication number
- CN100384026C CN100384026C CNB2006100516167A CN200610051616A CN100384026C CN 100384026 C CN100384026 C CN 100384026C CN B2006100516167 A CNB2006100516167 A CN B2006100516167A CN 200610051616 A CN200610051616 A CN 200610051616A CN 100384026 C CN100384026 C CN 100384026C
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- China
- Prior art keywords
- overcoat
- shell
- elastic arc
- arc sheet
- cable plug
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Abstract
The present invention relates to a cable plug connector which is improved on the basis of the original outer shell, the original outer sleeve, etc. The outer sleeve can make axially spacing movement along the outer shell, and a connecting sleeve can be arranged between the outer shell and the outer sleeve. The connecting sleeve comprise a ring body which is sheathed on the outer shell, and a plurality of elastic arc sheets which are distributed in the same center and can tilt towards outside, wherein the ring body axially extends towards the opening side of the outer sleeve, forming the elastic arc sheets, the outer circumferential surface of the free end of each elastic arc sheet is respectively provided with a flange which makes gradually advanced transition with the outer surface, and the inner circumferential surface of the free end of each elastic arc sheet is provided with an internal thread. When cable plugs are connected, the outer sleeve is axially pushed, so that the free ends of the elastic arc sheets are gathered towards the inner side, and the internal threads are engaged with external threads on a socket. Obviously, the present invention completes the connection only by the action of 'push' in the operating procedure, and thereby, the defects brought by the action of 'screw' are overcome, so that the present invention raises the connection efficiency and the distributed density, and can guarantee the reliability of electric connection. Therefore, the present invention is worth being popularized and applied on radio frequency coaxial cable plugs.
Description
Technical field
The present invention relates to a kind of cable plug connector, especially refer to a kind of cable coaxial connector plug that is widely used in microwave equipment and the digital communication equipment the loop of rf.
Background technology
Existing more common cable or little band pin connector (is the plug male connector, also abbreviate plug as), as shown in Figure 6, its structure has been assembled contact pin from inside to outside successively, insulator, shell be connected swivel nut, wherein, connection swivel nut one end opposite with cable side has and is used for inserting cable or little band socket connector (is the socket female connector, also abbreviate socket as) opening, on the interior perimeter surface of this opening, attack the internal thread that matches with external screw thread on the socket, and on the apparent surface who connects swivel nut and shell, be respectively arranged with groove and form a toroidal cavity, in this toroidal cavity, be placed with the snap ring of opening, utilize the tension of this snap ring, the connection swivel nut can be rotated and move axially flexibly with shell.Simultaneously, be with sealing ring, so that play sealing function when being connected with socket at shell thin-walled end.This pin connector in use, referring to Fig. 7, by screwing the connection swivel nut, its internal thread is connected with external screw thread on the socket, drive contact pin, insulator and shell on this plug simultaneously to socket one side shifting, and the inner wire of the two is contacted, the final realization is electrically connected.But in use find: (1) is threaded owing to adopting between plug, the socket, therefore must could realize installation or removal through after repeatedly screwing, obviously such operation is wasted time and energy, very inconvenience, also be subjected to the restriction of operating space simultaneously, make every pair of connector must leave certain spacing, that can not lean on is too near, thereby has restricted distributing frame to a certain extent to highdensity development.(2) also just because of thread connecting mode, make under the vibrational state, can occur loosening phenomenon unavoidably and influence the reliability that the two is electrically connected.(3) owing to connect between swivel nut and the shell and link to each other by snap ring, and snap ring is often improper because of designing, or aging temperature control is not tight, easily causes the elastic failure of snap ring, and the defective that causes connection swivel nut and shell to come off mutually.For this reason, " screwing " time when connecting in order to shorten, people also design a kind of the action with " rotation " two by " pushing away " and finish the coaxial connector that is connected, as the Chinese patent publication number is CN1567658A " coaxial connector ", it is to utilize housing rotation more among a small circle, the removable clamping element that has internal thread in the housing is moved between coaxial male connector and coaxial female connector, thereby the two is firmly connected.Therefore, adopt such structure, can be at the joint efficiency that to a certain degree improves coaxial connector.But from actual mechanical process as can be known, it remains in fact by rotary shell and realizes being threaded, and therefore still can't eliminate the drawback of being brought by " screwing " action.
Summary of the invention
Technical problem underlying to be solved by this invention is the present situation at prior art, provides a kind of and can realize quick connection, can improve the cable plug connector that is electrically connected reliability and closeness is installed again.
Second technical problem to be solved by this invention is the present situation at prior art, provide a kind of can make be electrically connected tightr, and easy-to-dismount again cable plug connector (being designated hereinafter simply as plug).
The present invention solves the problems of the technologies described above the technical scheme that is adopted: this plug construction comprises from inside to outside the contact pin of coaxial assembling successively, insulator, shell and overcoat, the design of described overcoat end has the opening that is used for inserting socket, it is characterized in that: described overcoat can move axially along shell, and described shell is provided with the locating part that the described overcoat of restriction moves, between described shell and overcoat, also be provided with simultaneously adapter sleeve, this adapter sleeve comprises the ring body that is sleeved on the described shell and a plurality of concentric distribution that is extended axially out to described overcoat open side by this ring body and the elastic arc sheet that tilts laterally, be respectively arranged with on the free end outer surface of each elastic arc sheet and the flange of the gradual transition of elastic arc sheet outer surface separately, then be provided with on the perimeter surface in its free end and be used for the internal thread that is meshed with external screw thread on the described socket, and under nature, the flange of described each elastic arc sheet is exposed to outside the opening of described overcoat, and under the state of plugging together, described overcoat is described each the elastic arc sheet of compressing inwardly, and described each flange is positioned at described overcoat, and is close to mutually with the interior perimeter surface of described overcoat opening part.
As a further improvement on the present invention, can design on the described shell with described each elastic arc sheet in a relative shaft shoulder of perimeter surface, utilize the ring body of this shaft shoulder and adapter sleeve inconsistent, the restriction adapter sleeve is the degree of freedom that moves of elastic arc sheet free end side vertically, prevents the phenomenon that shell and overcoat come off mutually effectively.Simultaneously on the described shell between this shaft shoulder and the above-mentioned ring body, can also can make described shell and adapter sleeve have the elastomer of mobile trend dorsad all the time by suit, and this elastomer can adopt spring washer.Can certainly adopt other conventional elastomer.
As another kind of improvement the of the present invention, described locating part preferably adopts the guide pin bushing structure, this guide pin bushing comprises the body that is fastened on the described shell and is arranged on a plurality of concentric and equally distributed elasticity lobe of this body end, be respectively equipped with lug boss on the end outer surface of each elasticity lobe, the front end of each lug boss is thinner, and progressive additive to the back-end, under nature, the end face that described overcoat is opposite with its opening is kept off by described body, and the rear end of each lug boss is then inconsistent with the interior perimeter surface of described overcoat.Therefore, in use, this guide pin bushing can play guiding and limit it to the axially movable effect of cable side overcoat.Certainly, this locating part also can adopt conventional stop collar or the block that is fastened on the shell, adopts such structure, can realize spacing effect equally.
In such scheme, the elastic arc sheet of described adapter sleeve can be designed to three, or four, it was both light to operate like this, can satisfy the requirement that is electrically connected again.
Simultaneously, evenly offer many axial grooves with the outer casing end of described overcoat opening homonymy, each axial groove has certain clearance, and its tube wall is divided into a plurality of laminated structures, like this when plugging together, can make the end caliber of shell have certain elasticity degree of freedom, thereby in the grafting process, guarantee the compactness that is electrically connected because of having elasticity.
Compared with prior art,, force the free end of each elastic arc sheet of adapter sleeve to close up to the inside, the internal thread on perimeter surface in it is meshed with external screw thread on the socket because the present invention when connecting, only needs to promote overcoat to the socket direction.Obviously, the present invention is only finished by " pushing away " action in connecting use, therefore need not to adopt " screwing " action, can realize apace being electrically connected, thereby bring great convenience to installation and maintenance, has improved joint efficiency widely; Utilize simultaneously the distortion of each elastic arc sheet of adapter sleeve again, internal and external screw thread is meshed tightly, therefore can prevent the appearance of loosening phenomenon effectively, guarantee the reliability that is electrically connected; Adopt such structure, can also make between the adjacent connector group and arrange more recently, finally improve the closeness of connector component cloth.Secondly, the shaft shoulder that is provided with on shell can be eliminated the hidden danger that comes off mutually between shell and the overcoat effectively.Moreover, utilize elastomeric restoring force, the electric datum level of plug, socket is closely coincide, make no gap generation between the conductor, finally guarantee the compactness that is electrically connected; When dismounting, can overcoat be resetted fast on the other hand by this elastomeric restoring force.In addition, locating part adopts the guide pin bushing of band elasticity lobe, has both limited moving axially of overcoat, again overcoat has been played guide effect.Therefore, the present invention matches with existing socket in assurance, satisfy under the requirement of interchangeability, can overcome defective of the prior art preferably again, and in process of the test, show, adopt such connector, can improve electric property widely, can obtain unexpected electrical technology effect, so be worth on existing coaxial cable connector, applying.
Description of drawings
Fig. 1 is the structure cutaway view of the embodiment of the invention;
Fig. 2 partly cuts open schematic perspective view for the embodiment of the invention;
Fig. 3 is the three-dimensional exploded view of the embodiment of the invention;
Fig. 4 is the structural representation before the embodiment of the invention and socket plug together;
Fig. 5 is the structural representation after the embodiment of the invention and socket plug together;
Fig. 6 is the structural representation before cable plug is threaded with socket in the prior art;
Fig. 7 is cable plug in the prior art and structural representation after socket is threaded.
Embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
As shown in Figure 1 to Figure 3, this cable plug connector structure comprises from inside to outside contact pin 1, insulator 2, shell 4, adapter sleeve 6 and the overcoat 7 of coaxial assembling successively, wherein, overcoat 7 is cylinder-shaped, its opening part is used for inserting socket, and its bottom offers through hole 71, is used for interting shell 4.And described shell 4 is the hollow tube body shape, in the end that its tube wall approaches above-mentioned contact pin 1 and insulator 2 are installed routinely, the other end that its tube wall is thicker is connected mutually with coaxial cable (not looking among the figure) routinely, and the outer peripheral face of shell 4 is provided with and its all-in-one-piece shaft shoulder 41 and tight locating part fixed thereon simultaneously.And described adapter sleeve 6 comprises ring body 61 and four elastic arc sheets 62 that distribute and tilt laterally with one heart that extended axially out by this ring body, be respectively arranged with flange 63 on the free end outer surface of each elastic arc sheet, each flange and be gradual transition shape separately between the elastic arc sheet outer surface, this transition shape can be designed to inclined plane shape, perhaps become arcuation, also can become smooth meander-like, then be provided with on the perimeter surface in the free end of each elastic arc sheet and be used for the internal thread that is meshed with external screw thread on the socket.In the present embodiment, above-mentioned locating part adopts guide pin bushing 8 structures, promptly this guide pin bushing comprises body 81 that is fastened on the shell and four axial and concentric equally distributed elasticity lobes 83 that are arranged on this body end, also be respectively equipped with lug boss 82 on the end outer surface of each elasticity lobe, the front end of each lug boss is thinner, and progressive additive to the back-end.
During assembling, on the shell on the shaft shoulder 41 right sides, be nested with earlier spring washer 5; Then adapter sleeve 6 is inserted in from the right part of shell 4, the ring body 61 of adapter sleeve is nested with on shell endwisely slips, and its elastic arc sheet 62 stretches to socket 9; Then, the shell after the above-mentioned assembling 4 is stretched in the overcoat 7, make its right-hand member pass the through hole 71 of overcoat 7 and be exposed to outside the overcoat 7; Again with guide pin bushing 8 close-fittings on shell, and under nature, the overcoat right side is kept off by body 81, the rear end of each lug boss 82 is then inconsistent with the interior perimeter surface of through hole 71.Simultaneously, the flange 63 of each elastic arc sheet is exposed to outside the opening of overcoat 7, and the outer surface of each elastic arc sheet 62 that the interior perimeter surface of the opening part of overcoat 7 is then relative with it contacts.
Tightr for what shell 4 was contacted with outer conductor in the socket 9, in the present embodiment, shell 4 thin-walled ends (being the left part) evenly offer many axial grooves 42 with certain interval, and its tube wall is divided into a plurality of laminated structures, make its caliber have certain elasticity degree of freedom, thereby in the grafting process, guarantee the compactness that connects because of having elasticity.Simultaneously, on the shell in the shaft shoulder 41 left sides, be arranged with sealing ring 3, so that play sealing function when pegging graft.
Plug together preceding state as shown in Figure 4 with socket 9.When needing to connect; with plug alignment socket of the present invention and insertion; promote overcoat 7 simultaneously; it is moved axially to socket 9 side directions; the bottom of overcoat 7 slips in the process of lug boss 82 of guide pin bushing; follow and taken place: promote ring body 61 and make adapter sleeve 6 reaches; spring washer 5 distortion subsequently; finally make each flange 63 be positioned at overcoat; each flange sends click because of gathering slips into the overcoat oral area; the interior perimeter surface of overcoat is close to mutually with the outer surface of each flange 63, elastic arc sheet 62, and its left side is mutually concordant with the free end end face of each elastic arc sheet, as shown in Figure 5.
During dismounting, axially promote overcoat 7 to the right, the oral area of overcoat 7 is away from the flange 63 on each elastic arc sheet, and the thrust to spring washer 5 is removed in its bottom, slip over the lug boss front end of guide pin bushing 8, and contact with the rear end, at this moment, the flange of each elastic arc sheet 62 exposes to outside the overcoat again, and under the effect of self restoring force, each elastic arc sheet 62 is skewed laterally again and returns to reset condition gradually, and the bore of adapter sleeve 6 increases gradually simultaneously, and its internal thread no longer is meshed with external screw thread on the socket 9.And spring washer 5 moves to right overcoat 7 fast, and is returned to initial condition also under the effect of its restoring force.Like this, can realize the separation of plug and socket apace.
Protection scope of the present invention is not limited to present embodiment; if cancelled the spring washer and the shaft shoulder in the above-described embodiments; directly be fixed on the ring body of adapter sleeve on the shell; perhaps between shell and ring body, adopt conventional opening snap ring to link to each other; such scheme can realize that too the present invention " pushes away " connection that action is finished, and therefore also belongs within the scope of protection of the invention.
Claims (7)
1. cable plug connector, its structure comprises the contact pin (1) of coaxial assembling from inside to outside, insulator (2), shell (4) and overcoat (7), the useful opening that inserts socket of described outer Analysis of Nested Design, it is characterized in that: described overcoat can move axially along described shell, and described shell is provided with the locating part that the described overcoat of restriction moves, between described shell and overcoat, also be provided with simultaneously adapter sleeve (6), this adapter sleeve comprises the ring body (61) that is sleeved on the described shell and a plurality of concentric distribution that is extended axially out to described overcoat open side by this ring body and the elastic arc sheet (62) that tilts laterally, be respectively arranged with on the free end outer surface of each elastic arc sheet and the flange (63) of the gradual transition of elastic arc sheet outer surface separately, then be provided with on the perimeter surface in its free end and be used for the internal thread that is meshed with external screw thread on the described socket, and under nature, the flange of described each elastic arc sheet (63) is exposed to outside the opening of described overcoat (7), and under the state of plugging together, described overcoat is described each the elastic arc sheet (62) of compressing inwardly, and described each flange (63) is positioned at described overcoat (7), and is close to mutually with the interior perimeter surface of described overcoat opening part.
2. cable plug connector according to claim 1 is characterized in that: described shell (4) is gone up design to be had and the relative shaft shoulder (41) of the interior perimeter surface of described each elastic arc sheet (62).
3. cable plug connector according to claim 2 is characterized in that: the described shell (4) between the described shaft shoulder (41) and above-mentioned ring body (61) is gone up suit can make described shell (4) and adapter sleeve (6) have the elastomer of mobile trend dorsad all the time.
4. cable plug connector according to claim 3 is characterized in that: described elastomer is spring washer (5).
5. according to claim 1 or 2 or 3 or 4 described cable plug connectors, it is characterized in that: described locating part is guide pin bushing (8), this guide pin bushing comprises the body (81) that is fastened on the described shell and is arranged on a plurality of concentric and equally distributed elasticity lobe (83) of this body end, be respectively equipped with lug boss (82) on the end outer surface of each elasticity lobe, the front end of each lug boss is thinner, and progressive additive to the back-end, under nature, the end face that described overcoat (7) is opposite with its opening is kept off by described body (81), and the rear end of described each lug boss (82) is then inconsistent with the interior perimeter surface of described overcoat (7).
6. according to claim 1 or 2 or 3 or 4 described cable plug connectors, it is characterized in that: described elastic arc sheet (62) is three or four.
7. according to claim 1 or 2 or 3 or 4 described cable plug connectors, it is characterized in that: evenly offer many axial grooves (42) and its tube wall is divided into a plurality of laminated structures with shell (4) end of described overcoat opening homonymy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100516167A CN100384026C (en) | 2006-05-25 | 2006-05-25 | Cable plug connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100516167A CN100384026C (en) | 2006-05-25 | 2006-05-25 | Cable plug connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1885638A CN1885638A (en) | 2006-12-27 |
| CN100384026C true CN100384026C (en) | 2008-04-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100516167A Expired - Fee Related CN100384026C (en) | 2006-05-25 | 2006-05-25 | Cable plug connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100384026C (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100541914C (en) * | 2007-12-11 | 2009-09-16 | 中国科学院长春光学精密机械与物理研究所 | A kind of high-voltage connection terminal |
| JP5373757B2 (en) * | 2010-12-22 | 2013-12-18 | 日本航空電子工業株式会社 | connector |
| CN102361281B (en) * | 2011-06-30 | 2014-02-19 | 常熟市九洲电器设备有限公司 | Connecting structure of outer protection pipe of cable |
| CN102593620B (en) | 2012-03-26 | 2014-11-19 | 安德鲁公司 | Fast self-lock thread coupling port connector mechanism |
| CN103280677B (en) * | 2013-05-22 | 2015-08-05 | 陕西华达科技股份有限公司 | A kind of Superhigh-temperaturnonpolarity nonpolarity radio-frequency coaxial electrical connector |
| CN104716496A (en) * | 2013-12-11 | 2015-06-17 | 镇江华浩通信器材有限公司 | Elastic crimping connector |
| CN108418059A (en) * | 2018-01-16 | 2018-08-17 | 苏州华旃航天电器有限公司 | A kind of fixing device of electric connector |
| CN110911906B (en) * | 2019-11-29 | 2021-02-23 | 中国石油集团西部钻探工程有限公司 | Elastic pin inserting device for drilling equipment |
| CN112864691B (en) * | 2021-01-08 | 2022-05-03 | 徐明霞 | Engineering monitoring device and connector thereof |
| CN115133491B (en) * | 2022-08-31 | 2022-11-29 | 山东博诚电气有限公司 | Cable terminal connecting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5318458A (en) * | 1991-01-11 | 1994-06-07 | Thoerner Wolfgang B | Device for connecting to the end of a cable |
| US6089912A (en) * | 1996-10-23 | 2000-07-18 | Thomas & Betts International, Inc. | Post-less coaxial cable connector |
| CN1469508A (en) * | 2002-06-22 | 2004-01-21 | �����ɵ� | Coaxle plug connector |
| CN1645686A (en) * | 2004-01-23 | 2005-07-27 | 安德鲁公司 | Push-on connector interface |
| US20050164551A1 (en) * | 2004-01-23 | 2005-07-28 | Andrew Corporation | Push-on Connector Interface |
-
2006
- 2006-05-25 CN CNB2006100516167A patent/CN100384026C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5318458A (en) * | 1991-01-11 | 1994-06-07 | Thoerner Wolfgang B | Device for connecting to the end of a cable |
| US6089912A (en) * | 1996-10-23 | 2000-07-18 | Thomas & Betts International, Inc. | Post-less coaxial cable connector |
| CN1469508A (en) * | 2002-06-22 | 2004-01-21 | �����ɵ� | Coaxle plug connector |
| CN1645686A (en) * | 2004-01-23 | 2005-07-27 | 安德鲁公司 | Push-on connector interface |
| US20050164551A1 (en) * | 2004-01-23 | 2005-07-28 | Andrew Corporation | Push-on Connector Interface |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1885638A (en) | 2006-12-27 |
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Effective date of registration: 20160531 Address after: 315041 Zhejiang city of Ningbo province high tech Zone Branch Road No. 58 Patentee after: Junper (Ningbo) Corporation Address before: Branch Road Ningbo city science and Technology Park in Zhejiang province 315100 No. 58 Patentee before: Ningbo Junper Company |
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Address after: 315041 Zhejiang high tech Zone in Ningbo City, the 189 Lane Road, No. 2 Yunsheng science and Technology Industrial Park Building No. 9 A7-3-1 Patentee after: Ningbo lucky Technology Co., Ltd. Address before: 315041 Zhejiang city of Ningbo province high tech Zone Branch Road No. 58 Patentee before: Junper (Ningbo) Corporation |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080423 Termination date: 20180525 |
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| CF01 | Termination of patent right due to non-payment of annual fee |