CN101794000A - connector - Google Patents
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- Publication number
- CN101794000A CN101794000A CN 201010134567 CN201010134567A CN101794000A CN 101794000 A CN101794000 A CN 101794000A CN 201010134567 CN201010134567 CN 201010134567 CN 201010134567 A CN201010134567 A CN 201010134567A CN 101794000 A CN101794000 A CN 101794000A
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- CN
- China
- Prior art keywords
- thread
- coupling nut
- adapter sleeve
- connector
- projection
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Abstract
The invention discloses a connector. The connector comprises a base shell provided with an external thread and a coupling nut provided with an internal thread; the coupling nut and the base shell form a screw pair; a crest of thread, which is adjacent to a screwing end, of one of the internal thread and the external thread is provided with at least one groove; and a root of thread, which is far away from the screwing end, of the other one of the internal thread and the external thread is provided with a lug which is matched with the groove in a buckling manner. When the screw pair is screwed in place, and the lug on the root of the thread enters into the groove at the crest of the thread, a stable lock connection is obtained, thus the problem of the prior art that the thread connection becomes loosened due to the oscillation of instruments is effectively solved; and the connector has simple structure and smaller overall dimension.
Description
Technical field
The present invention relates to a kind of connector, particularly employed a kind of locking thread syndeton on it.
Background technology
The plug portion of the joints of optical fibre comprises coupling nut, is provided with the Optical fiber plug body in coupling nut, is combined with base housing at an end of coupling nut by the screw thread spinning.In actual applications, because of base housing and coupling nut because the restriction of self size makes that the thread turns that cooperatively interacts is less, cause the anti-loose ability that is threaded relatively poor, when the joints of optical fibre are installed and used, the outer vibroseis of Chang Yin causes the vibrations of joints of optical fibre trace, cause base housing loosening, thereby can't guarantee the stable connection of Optical fiber plug body, the signal transmission quality between the final influence butt joint optical fiber.
In the patent No. is the Chinese utility model patent instructions of ZL200820148894.9, disclose a kind of anti-loose screw connection structure and used the connector of this structure, this structure comprises having externally threaded bull and having the parent part of internal thread hole of matching, the outside, aperture in internal thread hole on the butt end of this parent part is provided with the anticreep hole of aperture greater than internal thread hole, the hole wall in anticreep hole is provided with the dihedral projection, the steepness difference of two side slopes of this dihedral projection, be provided with pit in abutting connection with the bigger face toe place of the steepness of dihedral projection on the hole wall in anticreep hole, root externally threaded on the bull with it be provided with parent part on the projection of dihedral projection corresponding matching.When bull and parent part rotation inserting, by the other side, after bull and parent part screwed, the projection on both can stop the other side and hinder screw thread and reverse the projection on both mutually with fashion of extrusion, make internal and external threads can stressed more less situation under and get loose.But this anti-loose helicitic texture need be processed on parent part the anticreep hole is set, and need on bull, to be provided with and the corresponding structure in anticreep hole, and make that whole anti-loose structure overall dimensions is bigger, additionally increase production cost, and be not suitable for being applied in the place that scantling is had relatively high expectations.
Summary of the invention
The purpose of this invention is to provide a kind of connector, the locking thread syndeton on this connector can solve the bigger technical matters of locking thread syndeton overall dimensions in the prior art under guaranteeing the prerequisite that locking thread takes off.
The technical scheme of a kind of connector involved in the present invention is: a kind of connector, comprise the coupling nut that has externally threaded base housing and have internal thread, this coupling nut and described base housing constitute screw pair, be provided with at least one groove in crest of screw thread in the described internal and external screw thread one of them, be provided with the projection of joining in Bottom of Thread on another with described groove button away from the end that spins near the end that spins.
Described projection be arranged at the screw thread place threaded line the termination end near.
The both sides of described projection upper edge screw pair rotation direction are wedge structure.
The internal and external screw thread of described formation screw pair is two line screw threads.
Described base housing comprises web joint and is convexly set in the adapter sleeve of web joint one end that described external thread is arranged on the outer wall of adapter sleeve, offers the gathering sill that extends internally from the end face of adapter sleeve on the inwall of adapter sleeve; Be provided with the header body that is used to assemble the light contact element in the described coupling nut, the both sides of header body are provided with the protruding key with described gathering sill inserting.
Circumferentially be provided with a breach on the jacket wall of described adapter sleeve.
In connector of the present invention coupling nut and base housing screwed and put in place, the projection on the Bottom of Thread in the screw pair enters into the groove of crest of screw thread, has formed stable locking connection.The coupling nut of outwarding winding then needs suitable opposite force, could make coupling nut and base housing be separated, and causes being threaded loosening and then influences the technical matters of signal transmission quality in the optical fiber thereby effectively solved because of outer vibroseis.Projection is arranged on the Bottom of Thread, and groove is arranged on the crest of screw thread, can effectively reduce the size of base housing and coupling nut, and then reduce the physical dimension of connector integral body.
Near termination end that projection is arranged on the threaded line at screw thread place effectively reduce screw thread when screwing screw pair to the wearing and tearing of projection, thereby guarantee the anti-loose performance of connector, and prolong serviceable life of the present invention.
Projection is arranged to a plurality of anti-loose effects that can strengthen syndeton.
It is for the ease of installation and removal that wedge structure is set in the projection both sides, guarantees can not cause a devastating effect to screw pair when installation and removal.
The internal and external screw thread that constitutes screw pair is arranged to the speed that screws that two line screw threads can effectively improve screw pair, improves assembling speed.
It is for the ease of inner installation of the joints of optical fibre Optical fiber plug body being set that breach circumferentially is set on the jacket wall of base housing.
Description of drawings
Fig. 1 is a connector decomposition texture synoptic diagram of the present invention;
Fig. 2 is the structural representation of base housing among the present invention;
Fig. 3 is the structural representation of coupling nut among the present invention.
Embodiment
Fig. 1 is connector decomposition texture signal of the present invention, connector comprises the coupling nut 5 that has externally threaded base housing 4 and have internal thread, in coupling nut 5, be provided with the header body 2 that is used to assemble the light contact element, be combined with the base housing 4 that is used for fixing Optical fiber plug body 2 by the screw thread spinning at an end of coupling nut 3.
Be illustrated in figure 2 as, described base housing 4 comprises 14 web joints and is convexly set in the adapter sleeve 10 of web joint one end, these adapter sleeve 10 outer walls are provided with external thread, offer the gathering sill 9 that extends internally from the end face of adapter sleeve 10 within it on the wall, on the jacket wall of the adapter sleeve 10 of base housing, circumferentially be provided with the breach 8 of being convenient to install header body; Be provided with protruding key 12 with described gathering sill 9 insertings in the both sides of header body.
As Fig. 2, shown in Figure 3, the locking thread structure of embodiment among the present invention comprises the coupling nut 5 that has externally threaded base housing 4 and have internal thread, base housing 4 and coupling nut 5 constitute screw pair, near the threaded line termination of the external thread root of base housing 4 is terminal ridge bottom is provided with projection 6, and the crest of screw thread that matches with described Bottom of Thread on the coupling nut 5 is provided with the groove 7 with projection 6 corresponding matching.The both sides of projection 6 upper edge screw pair rotation directions also can adopt the mode of smooth transition to guarantee not cause a devastating effect when installation and removal all for ease of the wedge structure of installation and removal.
During concrete enforcement, the internal and external screw thread that constitutes screw pair all is made as two line screw threads.
During concrete enforcement, the place of matching of projection 6 and groove 7 is located near external thread root place, in the process of screwing, projection 6 suffered effect of attrition will be reduced to minimum like this, thereby guarantee the serviceable life of locking connection stability and projection.
Projection can be a plurality of around circumferentially evenly laying of base housing, like this can the anti-loose effect of booster.
Projection can be arranged in the screw pair on the externally threaded Bottom of Thread, also it can be arranged on the Bottom of Thread of screw pair internal thread, and the corresponding setting with it of groove get final product.
Claims (6)
1. connector, comprise the coupling nut that has externally threaded base housing and have internal thread, this coupling nut and described base housing constitute screw pair, it is characterized in that: be provided with at least one groove in crest of screw thread on one of them in the described internal and external screw thread, be provided with the projection of joining in Bottom of Thread on another with described groove button away from the end that spins near the end that spins.
2. connector according to claim 1 is characterized in that: described projection be arranged at the screw thread place threaded line the termination end near.
3. connector according to claim 1 and 2 is characterized in that: the both sides of described projection upper edge screw pair rotation direction are wedge structure.
4. connector according to claim 3 is characterized in that: the internal and external screw thread of described formation screw pair is two line screw threads.
5. connector according to claim 4, it is characterized in that: described base housing comprises web joint and is convexly set in the adapter sleeve of web joint one end, described external thread is arranged on the outer wall of adapter sleeve, offers the gathering sill that extends internally from the end face of adapter sleeve on the inwall of adapter sleeve; Be provided with the header body that is used to assemble the light contact element in the described coupling nut, the both sides of header body are provided with the protruding key with described gathering sill inserting.
6. connector according to claim 5 is characterized in that: circumferentially be provided with a breach on the jacket wall of described adapter sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010134567 CN101794000A (en) | 2010-03-29 | 2010-03-29 | connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010134567 CN101794000A (en) | 2010-03-29 | 2010-03-29 | connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101794000A true CN101794000A (en) | 2010-08-04 |
Family
ID=42586791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010134567 Pending CN101794000A (en) | 2010-03-29 | 2010-03-29 | connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101794000A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102736187A (en) * | 2012-06-13 | 2012-10-17 | 中航光电科技股份有限公司 | Pin component for optical fiber adaptor connector |
| CN104638432A (en) * | 2014-07-13 | 2015-05-20 | 苏州快可光伏电子股份有限公司 | Connector with anti-loosening structure |
| CN110474211A (en) * | 2018-06-29 | 2019-11-19 | 中航光电科技股份有限公司 | A kind of CA cable assembly and charging gun |
| CN114568413A (en) * | 2020-12-02 | 2022-06-03 | 广西师范大学 | Novel insect catching net |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201230090Y (en) * | 2008-05-28 | 2009-04-29 | 中航光电科技股份有限公司 | Spiral connection type electric connector and socket thereof |
| CN101483282A (en) * | 2008-12-31 | 2009-07-15 | 罗森伯格亚太电子有限公司 | Coaxial electric cable connector for sylphon bellowss |
| CN201425637Y (en) * | 2009-04-03 | 2010-03-17 | 深圳日海通讯技术股份有限公司 | Optical fiber connector |
| CN201681177U (en) * | 2010-03-29 | 2010-12-22 | 中航光电科技股份有限公司 | Connector |
-
2010
- 2010-03-29 CN CN 201010134567 patent/CN101794000A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201230090Y (en) * | 2008-05-28 | 2009-04-29 | 中航光电科技股份有限公司 | Spiral connection type electric connector and socket thereof |
| CN101483282A (en) * | 2008-12-31 | 2009-07-15 | 罗森伯格亚太电子有限公司 | Coaxial electric cable connector for sylphon bellowss |
| CN201425637Y (en) * | 2009-04-03 | 2010-03-17 | 深圳日海通讯技术股份有限公司 | Optical fiber connector |
| CN201681177U (en) * | 2010-03-29 | 2010-12-22 | 中航光电科技股份有限公司 | Connector |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102736187A (en) * | 2012-06-13 | 2012-10-17 | 中航光电科技股份有限公司 | Pin component for optical fiber adaptor connector |
| CN102736187B (en) * | 2012-06-13 | 2015-04-29 | 中航光电科技股份有限公司 | Pin component for optical fiber adaptor connector |
| CN104638432A (en) * | 2014-07-13 | 2015-05-20 | 苏州快可光伏电子股份有限公司 | Connector with anti-loosening structure |
| CN110474211A (en) * | 2018-06-29 | 2019-11-19 | 中航光电科技股份有限公司 | A kind of CA cable assembly and charging gun |
| CN110474211B (en) * | 2018-06-29 | 2021-02-05 | 中航光电科技股份有限公司 | Cable assembly and rifle that charges |
| CN114568413A (en) * | 2020-12-02 | 2022-06-03 | 广西师范大学 | Novel insect catching net |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20100804 |