CN106159568A - Self-locking type RF coaxial connector - Google Patents
Self-locking type RF coaxial connector Download PDFInfo
- Publication number
- CN106159568A CN106159568A CN201510168992.3A CN201510168992A CN106159568A CN 106159568 A CN106159568 A CN 106159568A CN 201510168992 A CN201510168992 A CN 201510168992A CN 106159568 A CN106159568 A CN 106159568A
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- China
- Prior art keywords
- adapter sleeve
- outer adapter
- shell
- swivel nut
- lining
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Abstract
The present invention is self-locking type RF coaxial connector, including swivel nut, sealing ring, insulator, snap ring, inner wire, outer adapter sleeve, spring, shell, insulation spacer, lining the first, lining the 2nd, back nut；It is characterized in that: swivel nut and outer adapter sleeve are correspondingly arranged on the coaxially connected axial location of self-locking type RF, spring is contained in the draw-in groove of outer adapter sleeve and shell, insulator is for fixing inner wire in the enclosure: lining two and insulation spacer are arranged in connector, snap ring, sealing ring are contained on shell, the lining one of welding cable and back nut are respectively charged in connector, and outer adapter sleeve is provided with key；Setting keyway and bayonet socket on shell, when rotating and pulling outer adapter sleeve, key moves in keyway；Described swivel nut is threaded, and screws with corresponding socket class connector, the internal tooth angularly decile on the external tooth on swivel nut and outer adapter sleeve: profile of tooth width successively decreases to the center of circle；Described spring is compression spring, and two ends simultaneously tightly polish.
Description
Technical field
The present invention relates to a kind of self-locking type RF coaxial connector using straight-tooth engaging mechanism and spring structure, belong to
Radio frequency (RF) coaxial connector technical field.
Background technology
Traditional radio frequency (RF) coaxial connector, generally uses the mode that swivel nut beats wire hole that connects of connector, profit after mounting
Bundling with steel wire, antivibration is anti-loosening；When safeguarding, need to disassemble steel wire, then the connection of connector of being outwarded winding by spanner
Swivel nut, such mode has problems and is a little: the installation and removal time is longer, expends man-hour and it needs to specific purpose tool；To peace
There are many restrictions in dress space, is not suitable for the little space mounting of high density.
Content of the invention
What the present invention proposed is that a kind of employing is coaxially connected with the self-locking type RF of inside and outside straight-tooth engaging mechanism and spring structure
Device, its purpose is intended to overcome the drawbacks described above existing for prior art, not only has the function preventing thread looseness, but also have
Having can Fast Installation maintenance, the function of the little space mounting of high density.
The technical solution of the present invention: it is characterized in that including swivel nut, sealing ring, insulator, snap ring, inner wire, outer
Adapter sleeve, spring, shell, insulation spacer, lining the first, lining the 2nd, back nut；Wherein swivel nut and outer adapter sleeve are correspondingly arranged
On the axial location of self-locking type RF coaxial connector, spring is contained in the locating slot of outer adapter sleeve and shell, and insulator is used for
Fixing inner wire in the enclosure, lining two and insulation spacer are arranged in connector, and snap ring, sealing ring are contained on shell, welding
The lining one of cable and back nut are respectively charged in connector, and outer adapter sleeve is provided with key；Shell is provided with " L " shape keyway and card
Mouth feature, when rotating and pulling outer adapter sleeve, key moves in keyway.
Using the spring mechanism of key and keyway, outer adapter sleeve can move forward and backward, and utilizes " L " shape bayonet socket and bayonet socket edge to have
Outer adapter sleeve is positioned by small boss feature, during self-locking, rotates the reach of outer adapter sleeve, utilizes distinctive inside and outside straight-tooth engaging mechanism,
Swivel nut can be locked with outer adapter sleeve, during unblock, it is only necessary to moves so that inside and outside tooth separates after pulling outer adapter sleeve, outer connection
The bayonet socket that the key of set may utilize on shell positions.
The invention have the advantages that 1) save security thread hole, without the difficult problem of the perforation processing of the swivel nut of connector,
Shorten the process-cycle: 2) use inside and outside straight-tooth engaging mechanism, eliminate perforation and the binding action of steel wire, easy to operate, fast
Prompt, simple, there is more preferable vibration resistance so that connector has fabulous reliability and repeatability；3) have employed coiling machine
Structure so that the outer adapter sleeve with interior straight-tooth can move forward and backward, and in the case of connector locking, provide certain forward
Thrust；4) there is rational amount of interference between inside and outside tooth, in the case of locking, cannot rotate between swivel nut and outer adapter sleeve,
Such design, provides very big vibration resistance；5) have employed " L " shape bayonet arrangement, during unblock, the key of outer adapter sleeve can profit
Carrying out screens with the bayonet socket on shell so that outer adapter sleeve can not move forward, during locking, the key of outer adapter sleeve can only be mutually external
The keyway of shell moves axially, and outer adapter sleeve is difficult to rotate, and such design also greatly improves reliability of structure
Vibration resistance with connector itself.
Other features and advantages of the present invention will be illustrated in book described further below, and it will be apparent to those skilled in the art that
Other feature and advantage can become apparent from this specification, or (includes following by putting into practice of invention as herein described
Description, claims and drawings) recognize.
It should be understood that the above-mentioned overall description of the present invention and the following detailed description to present example are examples and illustrative
, it is desirable to provide for understanding the essence of the present invention for required protection and the general survey of characteristic or framework.Including accompanying drawing is right to provide
The present invention is further appreciated by, and accompanying drawing includes in the description and constitutes a part for specification.Accompanying drawing illustrates each reality of the present invention
Execute example, and for explaining principle and the operation of the present invention together with specification.
Brief description
Accompanying drawing 1 is the structural representation of self-locking type RF coaxial connector.
Accompanying drawing 2 is swivel nut part and external tooth architectural feature schematic diagram thereof.
Accompanying drawing 3 is outer adapter sleeve part and internal tooth arrangement feature schematic diagram thereof.
Accompanying drawing 4 is casing part and " L " shape keyway and bayonet arrangement feature schematic diagram.
Accompanying drawing 5 is locking state product overall appearance and interior external tooth mesh schematic representation.
Accompanying drawing 6 is key position schematic diagram in the locked condition.
Accompanying drawing 7 is released state schematic diagram.
Key position schematic diagram in the unlocked state on accompanying drawing 8.
In figure 1 be inner wire, 2 be insulator, 3 be insulating trip, 4 be lining the first, 5 be lining the 2nd, 6 be shell,
It 7 is nut, 8 be swivel nut, 9 be outer adapter sleeve, 10 be snap ring, 11 be spring, 12 be seal washer.
Detailed description of the invention
Reference will now be made in detail to now currently preferred embodiment of the invention, its example is shown in the drawings.Whole accompanying drawings to the greatest extent may be used
Identical accompanying drawing can be used to represent identical or similar parts in ground.
Comparison accompanying drawing 1, its structure includes the 2nd, snap ring the 10th, inner wire the 1st, the outer connection of swivel nut the 8th, sealing ring the 12nd, insulator
Set the 9th, spring the 11st, shell the 6th, insulating trip the 3rd, lining 1, lining 25, nut 7；Wherein swivel nut 8 and outer adapter sleeve 9
Being correspondingly arranged on the axial location of self-locking type RF coaxial connector, spring 11 loads in the draw-in groove of shell 6 and outer adapter sleeve 9,
Inner wire 1 is fixed on shell 6 at shell 6 two ends by insulator the 2nd, insulating trip 3: lining 5 and insulating trip 3 company of being arranged on
Connecing in device, snap ring the 10th, seal washer 12 is contained on shell 6, and lining 4 and the nut 7 of welding cable are respectively charged into connector
In, outer adapter sleeve 9 is provided with key, and when this key mapping rotates and pulls outer adapter sleeve 9, key moves in the bayonet socket of shell 6.
The described swivel nut 8 with external tooth and the outer adapter sleeve 9 with internal tooth, both can in the axial direction of connector smoothly
Separation and engagement: have employed spring mechanism, load spring 11 in the draw-in groove of outer adapter sleeve 9 and shell 6, outer adapter sleeve pushes away
The internal tooth that when going out, the stroke of spring mechanism and thrust can meet on outer adapter sleeve can be at a fully engaged with the external tooth on swivel nut；Retracting
During outer adapter sleeve 9, key mapping and bayonet arrangement can guarantee that the bayonet socket screens that adapter sleeve passes through on shell 6 is fixed；Swivel nut 8 carries
Having screw thread, screwing with corresponding connector, connect the inside and outside tooth on swivel nut 8 and outer adapter sleeve 9, this profile of tooth is angularly etc.
Point.
Described spring 11 is compression spring, and two ends simultaneously tightly polish.
Spring 11, with notch, can be loaded this draw-in groove wherein by described outer adapter sleeve 9 and shell 6, and bullet
Spring can compression smoothly.
Have " L " shape keyway and bayonet arrangement on shell 6, and there is small boss feature at bayonet socket edge.
Outer adapter sleeve 9 is provided with key mapping, and this key mapping rotates and pulls outer adapter sleeve 9, and key moves in the bayonet socket on shell 6.
Comparison accompanying drawing 5, has been in the nut of butt end at swivel nut and has coordinated tightening state, when needs are locked, outside rotation
Adapter sleeve 9, allows the position of key mapping of outer adapter sleeve 9 be in the position of accompanying drawing 6, and at this moment outer adapter sleeve 9 can be at spring masterpiece
Freely being pushed ahead by lower, the internal tooth of outer adapter sleeve 9 just can advance the external tooth with swivel nut 8 to be engaged, if swivel nut 8 is subject to
Vibration or other external force effect loosen, then swivel nut necessarily start rotate and due to inside and outside tooth engage the reason, simultaneously
Drive outer adapter sleeve 9 to start to rotate, but as shown in Figure 6, now key mapping is at shell 6 bayonet socket axially open, keyway
Prevent the rotation of outer adapter sleeve 9, even if so that connection swivel nut 8 is vibrated or the effect of other external force, it is also difficult to
Loosen, thus reach the purpose of locking.
Comparison accompanying drawing 5, under connector locking state, the position of the key mapping of outer adapter sleeve 9 is in the position in accompanying drawing 6,
At this moment outer adapter sleeve 9 moves before and after can freely carrying out axially, pulls back outer adapter sleeve 9, when the key mapping of outer adapter sleeve 9
When being in the corner openings position of " L " shape keyway of shell 6, outer adapter sleeve 9 just can be rotated.
Comparison accompanying drawing 5, under connector locking state, if needing to unlock, it is only necessary to by outer adapter sleeve 9 along connector shaft
To pulling back, allow the internal tooth of outer adapter sleeve 9 and the external tooth of swivel nut 8 separate, rotate outer adapter sleeve 9 simultaneously, allow outer adapter sleeve 9
Key mapping be in the corner openings position of " L " shape keyway of shell 6, the bayonet socket of this shell 6 blocks outer adapter sleeve 9 so that outer
Adapter sleeve 9 cannot be carried out moving axially, and can only be rotated, and now outer adapter sleeve 9 cannot stop the pine connecting swivel nut 8
Dynamic, thus reach the purpose unlocking, and because the key mapping of outer adapter sleeve 9 is in the position of accompanying drawing 8, the small boss at bayonet socket edge
Feature can stop outer adapter sleeve to loosen and return the keyway section of shell bayonet socket.
Comparison accompanying drawing 7, when connector is in released state, allows the position of key mapping of outer adapter sleeve 9 be in the position in accompanying drawing 8
Putting, now " L " shape bayonet socket of shell 6 has blocked outer adapter sleeve 9 so that outer adapter sleeve 9 cannot be carried out moving axially, can only
Being rotated, now outer adapter sleeve 9 cannot stop and connect loosening of swivel nut 8.
During work, connect swivel nut and the inside and outside tooth of outer adapter sleeve can complete well to engage and separate: the connection of connector
Swivel nut itself is small-sized, and the position of processing profile of tooth is also limited especially, and the especially number of teeth of tooth is more, and tooth depth only has 0.3mm left
The right side, profile of tooth adds means by machine and is very difficult to, with processing, reduce difficulty of processing and fault-tolerant by the means using mould punching instead
Property, but the requirement to mould is very high, and product just can be made to realize design function smoothly.
When the stroke of spring mechanism and thrust meet that adapter sleeve 9 is released outside can the gear of at a fully engaged connection swivel nut 8,
The bayonet socket screens of shell can be passed through when retracting；So design of spring mechanism just seems extremely important, the selection of spring material,
The design of spring sizes, control of stroke etc. has been necessary for sufficiently calculating and CAD simulation, including the validation test etc. in later stage,
Even consideration is that staff operating handle problem, then the strength pushing or retracting outer adapter sleeve is necessary for meeting the feel of people
Need.
The bayonet socket size of outer adapter sleeve and shell must is fulfilled for the range demands of outer adapter sleeve, and adapter sleeve unblock outside is moved back
Can position when going out, and not get loose in the case of not rotating outer adapter sleeve；At shell bayonet socket boss feature have enough intensity and
Highly, can carry out screens by external adapter sleeve, opening size postpones, before meeting outer adapter sleeve, the status requirement drawing.
Bayonet shape is when shell is processed directly in numerical control machining center machine-shaping, and spring first loads during assembling outer company
In female connector 9 and shell 6, reinstall and connect swivel nut and promote the outer bayonet socket position connecting and being set to shell, by shell bayonet socket position
Block outer adapter sleeve.
It will be apparent for a person skilled in the art that and various modifications and variations can be made without departing from the present invention to the present invention
Spirit and scope.Therefore it is contemplated that cover modification and the deformation of the present invention, as long as these modifications and deformation are in appended right
In the range of requirement and equivalent thereof.
Claims (3)
1. a self-locking type RF coaxial connector, including swivel nut, sealing ring, insulator, snap ring, inner wire, outer adapter sleeve,
Spring, shell, insulation spacer, lining the first, lining the 2nd, back nut；It is characterized in that: swivel nut and outer adapter sleeve are correspondingly arranged at
On the axial location of self-locking type RF coaxial connector, spring is compression spring, and two ends simultaneously tightly polish, and is contained in outer adapter sleeve with outward
In the draw-in groove of shell, insulator is for fixing inner wire in the enclosure, and lining two and insulation spacer are arranged in connector, snap ring,
Sealing ring is contained on shell, and lining one and back nut for welding cable are respectively charged in connector；Swivel nut is threaded, with
Corresponding socket class connector screws.
2. radio frequency (RF) coaxial connector according to claim 1, is characterized in that: carry external tooth on swivel nut, outer adapter sleeve is interior
Tooth, internal tooth, the external tooth number of teeth are identical, all angularly decile: profile of tooth width successively decreases to the center of circle.
3. radio frequency (RF) coaxial connector according to claim 1, is characterized in that: described outer adapter sleeve is provided with key, shell
It is provided with " L " shape keyway and bayonet socket, during self-locking, when rotating and pull outer adapter sleeve, when the key mapping of outer adapter sleeve is in shell
When in keyway, under spring thrust effect, outer adapter sleeve moves forward, and stroke and the thrust of spring mechanism can meet outer adapter sleeve
On internal tooth can be at a fully engaged with the external tooth on swivel nut.During unblock, by outer adapter sleeve toward pulling back and rotate, allow outer adapter sleeve 9
The external tooth of internal tooth and swivel nut 8 separates, and the key mapping by outer adapter sleeve is in the bayonet socket position of " L " shape keyway of shell, now
Outer adapter sleeve cannot stop and connect loosening of swivel nut, thus reaches the purpose unlocking, and because the key mapping of outer adapter sleeve is in bayonet socket
Position, the small boss feature at bayonet socket edge can stop outer adapter sleeve to loosen and return the keyway section of shell " L " shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510168992.3A CN106159568A (en) | 2015-04-10 | 2015-04-10 | Self-locking type RF coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510168992.3A CN106159568A (en) | 2015-04-10 | 2015-04-10 | Self-locking type RF coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106159568A true CN106159568A (en) | 2016-11-23 |
Family
ID=57336756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510168992.3A Pending CN106159568A (en) | 2015-04-10 | 2015-04-10 | Self-locking type RF coaxial connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106159568A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107611728A (en) * | 2017-08-02 | 2018-01-19 | 芜湖航天特种电缆厂股份有限公司 | A kind of new low loss coaxial radio frequency cable connector |
| CN108173067A (en) * | 2017-12-29 | 2018-06-15 | 安徽罗伯特科技股份有限公司 | Self-locking charging interface |
| CN108242752A (en) * | 2016-12-26 | 2018-07-03 | 中航富士达科技股份有限公司 | A kind of rotational positioning radio frequency (RF) coaxial connector |
| CN110568565A (en) * | 2019-09-18 | 2019-12-13 | 洛阳赛焱光电科技有限公司 | Free end connector with self-locking function and connector assembly |
| CN110829106A (en) * | 2019-11-21 | 2020-02-21 | 上海航天科工电器研究院有限公司 | Connector housing assembly with large tolerance floating butt joint |
| WO2020042382A1 (en) * | 2018-08-27 | 2020-03-05 | 中兵航联科技股份有限公司 | Multi-leaf self-locking electrical connector |
| CN113113816A (en) * | 2021-04-23 | 2021-07-13 | 镇江中铭电子有限公司 | Radio frequency coaxial connector convenient to installation is dismantled |
-
2015
- 2015-04-10 CN CN201510168992.3A patent/CN106159568A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108242752A (en) * | 2016-12-26 | 2018-07-03 | 中航富士达科技股份有限公司 | A kind of rotational positioning radio frequency (RF) coaxial connector |
| CN108242752B (en) * | 2016-12-26 | 2024-04-02 | 中航富士达科技股份有限公司 | Rotary positioning radio frequency coaxial connector |
| CN107611728A (en) * | 2017-08-02 | 2018-01-19 | 芜湖航天特种电缆厂股份有限公司 | A kind of new low loss coaxial radio frequency cable connector |
| CN108173067A (en) * | 2017-12-29 | 2018-06-15 | 安徽罗伯特科技股份有限公司 | Self-locking charging interface |
| WO2020042382A1 (en) * | 2018-08-27 | 2020-03-05 | 中兵航联科技股份有限公司 | Multi-leaf self-locking electrical connector |
| CN110568565A (en) * | 2019-09-18 | 2019-12-13 | 洛阳赛焱光电科技有限公司 | Free end connector with self-locking function and connector assembly |
| CN110829106A (en) * | 2019-11-21 | 2020-02-21 | 上海航天科工电器研究院有限公司 | Connector housing assembly with large tolerance floating butt joint |
| CN113113816A (en) * | 2021-04-23 | 2021-07-13 | 镇江中铭电子有限公司 | Radio frequency coaxial connector convenient to installation is dismantled |
| CN113113816B (en) * | 2021-04-23 | 2022-05-06 | 镇江中铭电子有限公司 | Radio frequency coaxial connector convenient to installation is dismantled |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161123 |
|
| WD01 | Invention patent application deemed withdrawn after publication |