CN204809547U - From locking -type radio frequency coaxial connector - Google Patents
From locking -type radio frequency coaxial connector Download PDFInfo
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- CN204809547U CN204809547U CN201520215625.XU CN201520215625U CN204809547U CN 204809547 U CN204809547 U CN 204809547U CN 201520215625 U CN201520215625 U CN 201520215625U CN 204809547 U CN204809547 U CN 204809547U
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- adapter sleeve
- outer adapter
- shell
- swivel nut
- connector
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Abstract
The utility model discloses a from locking -type radio frequency coaxial connector, including swivel nut, sealing washer, insulator, snap ring, inner conductor, outer joint cover, spring, shell, insulating pad, bush no. 1, bush no. 2, back nut, characterized by: swivel nut and outer joint cover are corresponding to be set up on the axial position from locking -type radio frequency coaxial coupling, and the spring dress is in the draw -in groove of outer joint cover and shell, and the insulator is used for at shell internal fixation inner conductor: bush no. 2 is installed in the connector with the insulating pad, and snap ring, sealing washer are adorned on the shell, and during the connector was packed respectively into to bush of welding cable no. 1 and back nut, the outer joint was sheathe in and is equipped with the key, establish keyway and bayonet socket on the shell, when rotatory and pulling outer joint overlapped, the key removed in the keyway, spiral shell cuff belt threaded, close soon with the socket class connector that corresponds, internal tooth that external tooth on the swivel nut and outer joint were sheathe in is according to the angle partition: the profile of tooth width steadilys decrease to the centre of a circle, the spring be compression spring, both ends and tight are ground flatly.
Description
Technical field
The utility model relates to a kind of self-locking type RF coaxial connector adopting straight-tooth engaging mechanism and spring structure, belong to radio frequency (RF) coaxial connector technical field.
Background technology
Traditional radio frequency (RF) coaxial connector, usually adopt the connection swivel nut of connector to beat the mode of wire hole, utilize steel wire to bundle after mounting, antivibration is anti-loosening; When safeguarding, need steel wire to disassemble, then outward winding connector with spanner connect swivel nut, such mode has problems and is a little: the installation and removal time is longer, expends man-hour, and needs specific purpose tool; There are many restrictions to installing space, are not suitable for the little space mounting of high density.
Utility model content
The utility model proposes the self-locking type RF coaxial connector of a kind of employing with inside and outside straight-tooth engaging mechanism and spring structure, its object is intended to the above-mentioned defect overcome existing for prior art, not only there is the function preventing thread looseness, but also there is the function of the maintenance of energy Fast Installation, the little space mounting of high density.
Technical solution of the present utility model: a kind of self-locking type RF coaxial connector, comprises swivel nut, sealing ring, insulator, snap ring, inner wire, outer adapter sleeve, spring, shell, insulation spacer, lining one, lining two, back nut; It is characterized in that: swivel nut and outer adapter sleeve correspondence are arranged on the axial location of self-locking type RF coaxial connector, spring is Compress Spring, two ends also tightly polish, be contained in the draw-in groove of outer adapter sleeve and shell, 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, are respectively charged in connector for the lining one of welding cable and back nut; Swivel nut is threaded, and screws with corresponding socket class connector.
Adopt the spring mechanism of key and keyway, outer adapter sleeve can move forward and backward, " L " shape bayonet socket and bayonet socket edge is utilized to have small boss feature to be located by outer adapter sleeve, during self-locking, rotate the reach of outer adapter sleeve, utilize distinctive inside and outside straight-tooth engaging mechanism, swivel nut and outer adapter sleeve can be locked, during unblock, move after only needing to pull outer adapter sleeve inside and outside tooth is separated, the key of outer adapter sleeve can utilize the bayonet socket on shell to position.
The utility model has the following advantages: 1) save security thread hole, without the problem of the perforation processing difficulty of the swivel nut of connector, shorten the process-cycle: 2) adopt inside and outside straight-tooth engaging mechanism, eliminate perforation and the binding action of steel wire, easy to operate, quick, simple, there is better vibration resistance, make connector have fabulous reliability and repeatability; 3) have employed spring mechanism, the outer adapter sleeve with interior straight-tooth can be moved forward and backward, and when connector locking, provide certain forward thrust; 4) there is rational amount of interference between inside and outside tooth, when locking, cannot rotate between swivel nut and outer adapter sleeve, such design, providing very large vibration resistance; 5) have employed " L " shape bayonet arrangement, during unblock, the key of outer adapter sleeve can utilize the bayonet socket on shell to carry out screens, outer adapter sleeve can not be moved forward, during locking, the key of outer adapter sleeve can only the keyway of opposite shell move axially, outer adapter sleeve is difficult to rotate, and such design also greatly improves the vibration resistance of reliability of structure and connector itself.
Other feature and advantage of the present utility model will be set forth in following detail specifications, and to one skilled in the art, other feature and advantage can become apparent from this specification, or are recognized by put into practice (the comprising following specification, claim and accompanying drawing) of utility model as herein described.
It should be understood that above-mentioned describe, in general terms of the present utility model and the following detailed description to present example are examples and illustrative, aiming to provide the summary for understanding essence of the present utility model required for protection and characteristic or framework.Comprise accompanying drawing to provide further understanding of the present utility model, accompanying drawing comprises in the description and forms a part for specification.Accompanying drawing illustrates each embodiment of the present utility model, and is used from specification one and explains principle of the present utility model and operation.
Accompanying drawing explanation
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 2-1 is the partial enlarged drawing at I place in Fig. 2.
Accompanying drawing 2-2 is the right view of Fig. 2.
Accompanying drawing 3 is outer adapter sleeve part and internal tooth arrangement feature schematic diagram thereof.
Accompanying drawing 3-1 is the left view of Fig. 3.
Accompanying drawing 3-2 is the partial enlarged drawing at II place in Fig. 2.
Accompanying drawing 4 is casing part and " L " shape keyway and bayonet arrangement feature schematic diagram.
Accompanying drawing 4-1 is the right view of Fig. 4.
Accompanying drawing 5 is locking state Total Product outward appearance and interior external tooth mesh schematic representation.
Accompanying drawing 5-1 is the A-A cutaway view of Fig. 5.
Accompanying drawing 5-2 is the partial enlarged drawing at III place in Fig. 5-1.
Accompanying drawing 6 is key position schematic diagrames in the locked condition.
Accompanying drawing 6-1 is the key position schematic diagram of connector inside in the locked condition.
Accompanying drawing 7 is released state schematic diagrames.
Key position schematic diagram in the unlocked state on accompanying drawing 8.
The key position schematic diagram of accompanying drawing 8-1 connector inside in the unlocked state.
In figure 1 is inner wire, 2 are insulators, 3 are insulating trips, 4 are linings one, 5 are linings two, 6 are shells, 7 are back nuts, 8 are swivel nuts, 9 are outer adapter sleeves, 10 are snap rings, 11 are springs, 12 is seal washers.
Embodiment
Present general is in detail with reference to currently preferred embodiment of the present utility model, and its example is shown in the drawings.In whole accompanying drawing, use identical accompanying drawing to represent identical or similar parts as much as possible.
Contrast accompanying drawing 1, its structure comprises swivel nut 8, sealing ring 12, insulator 2, snap ring 10, inner wire 1, outer adapter sleeve 9, spring 11, shell 6, insulating trip 3, lining 1, lining 25, back nut 7; Wherein swivel nut 8 and outer adapter sleeve 9 correspondence are 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 2, insulating trip 3: lining 5 and insulating trip 3 are arranged in connector, snap ring 10, seal washer 12 are contained on shell 6, be respectively charged in connector for the lining 4 of welding cable and back nut 7, outer adapter sleeve 9 is provided with key, when this key mapping rotates and pulls outer adapter sleeve 9, key moves in the bayonet socket of shell 6.
As shown in Fig. 3, Fig. 3-1, Fig. 3-2, Fig. 4 and Fig. 4-1, swivel nut 8 is with external tooth, outer adapter sleeve 9 is internal tooth, and internal tooth, the external tooth number of teeth are identical, all angularly decile: profile of tooth width successively decreases to the center of circle.The described swivel nut 8 with external tooth and the outer adapter sleeve 9 with internal tooth, both can being axially separated and engaging at connector smoothly; Have employed spring mechanism, loaded by spring 11 in the draw-in groove of outer adapter sleeve 9 and shell 6, the internal tooth that when outer adapter sleeve is released, the stroke of spring mechanism and thrust can meet on outer adapter sleeve can engage completely with the external tooth on swivel nut; When retracting outer adapter sleeve 9, key mapping and bayonet arrangement can ensure that adapter sleeve is fixed by the bayonet socket screens on shell 6 smoothly; Swivel nut 8 is threaded, and can screw with corresponding connector, connects the inside and outside tooth on swivel nut 8 and outer adapter sleeve 9, this profile of tooth angularly decile.Described outer adapter sleeve 9 is provided with key, shell 6 is provided with " L " shape keyway and bayonet socket, during self-locking, when rotating and pull outer adapter sleeve 9, when the key mapping of outer adapter sleeve 9 is in the keyway of shell 6, under spring thrust effect, outer adapter sleeve 9 moves forward, and the internal tooth that the stroke of spring mechanism and thrust can meet on outer adapter sleeve 9 can engage completely with the external tooth on swivel nut 8; During unblock, by outer adapter sleeve 9 toward pulling back and rotating, the internal tooth of outer adapter sleeve 9 and the external tooth of swivel nut 8 is allowed to separate, and the key mapping of outer adapter sleeve 9 is in the bayonet socket position of " L " shape keyway of shell 6, now outer adapter sleeve 9 cannot stop and connect loosening of swivel nut 8, thus reach the object of unblock, and be in bayonet socket position because of the key mapping of outer adapter sleeve 9, the small boss feature at bayonet socket edge can stop outer adapter sleeve 9 loosen and return the keyway section of shell 6 " L " shape.
Described spring 11 is Compress Spring, and two ends also tightly polish.
Spring 11, with notch, can be loaded this draw-in groove wherein by described outer adapter sleeve 9 and shell 6, and spring can compression smoothly.
Shell 6 has " L " shape keyway and bayonet arrangement, and bayonet socket edge there is small boss feature.
Outer adapter sleeve 9 is provided with key mapping, and this key mapping rotates and pulls outer adapter sleeve 9, moves in the bayonet socket of key on shell 6.
Contrast accompanying drawing 5, Fig. 5-1 and Fig. 5-2, be in the nut of butt end at swivel nut and coordinated tightening state, when needs are locked, rotate outer adapter sleeve 9, the position of the key mapping of outer adapter sleeve 9 is allowed to be in the position of accompanying drawing 6 and Fig. 6-1, at this moment outer adapter sleeve 9 can freely be pushed ahead under spring force, the internal tooth of outer adapter sleeve 9 engages with the external tooth of swivel nut 8 with regard to advancing, if swivel nut 8 is vibrated or the effect of other external force loosens, so swivel nut must start rotate and due to interior, the reason of external tooth engagement, drive outer adapter sleeve 9 to start to rotate simultaneously, but as shown in accompanying drawing 6 and Fig. 6-1, now key mapping is in shell 6 bayonet socket axially open place, keyway prevents the rotation of outer adapter sleeve 9, even if thus make to connect swivel nut 8 and vibrated or the effect of other external force, also be difficult to loosen, thus arrive the object of locking.
Contrast 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 freely can carry out axial moving forward and backward, pull back outer adapter sleeve 9, when the key mapping of outer adapter sleeve 9 is in the corner openings position of " L " shape keyway of shell 6, outer adapter sleeve 9 just can be rotated.
Contrast accompanying drawing 5, under connector locking state, if need to unlock, only need outer adapter sleeve 9 along connector shaft to pulling back, the internal tooth of outer adapter sleeve 9 and the external tooth of swivel nut 8 is allowed to separate, rotate outer adapter sleeve 9 simultaneously, the key mapping of outer adapter sleeve 9 is allowed to 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, outer adapter sleeve 9 cannot be moved axially, can only be rotated, now outer adapter sleeve 9 cannot stop and connect loosening of swivel nut 8, thus reach the object of unblock, and the key mapping because of outer adapter sleeve 9 is in the position of accompanying drawing 8 and Fig. 8-1, the small boss feature at bayonet socket edge can stop outer adapter sleeve loosen and return the keyway section of shell bayonet socket.
Contrast accompanying drawing 7, when connector is in released state, the position of the key mapping of outer adapter sleeve 9 is allowed to be in position in accompanying drawing 8 and Fig. 8-1, now " L " shape bayonet socket of shell 6 has blocked outer adapter sleeve 9, outer adapter sleeve 9 cannot be moved axially, can only be rotated, now outer adapter sleeve 9 cannot stop and connect loosening of swivel nut 8.
During work, connect swivel nut can complete well engagement with the inside and outside tooth of outer adapter sleeve and be separated: the connection swivel nut of connector itself is small-sized, the position of processing profile of tooth is also limited especially, especially the number of teeth of tooth is more, tooth depth only has about 0.3mm, and it is very unmanageable that profile of tooth adds means by machine, reduces difficulty of processing and fault-tolerance by the means of using mould punching instead, but be very high to the requirement of mould, product just can be made to realize design function smoothly.
The stroke of spring mechanism and thrust meet the gear of the swivel nut 8 that to be connected with a joggle completely when adapter sleeve 9 is released outside, can smoothly by the bayonet socket screens of shell when retracting; So the design of spring mechanism just seems extremely important, the selection of spring material, the design of spring sizes, control of stroke etc. just must have calculating fully and CAD simulation, comprise the validation test etc. in later stage, even also must consider staff operating handle problem, the strength so pushing or retract outer adapter sleeve just must meet the feel needs of people.
The bayonet socket size of outer adapter sleeve and shell must meet the range demands of outer adapter sleeve, and adapter sleeve unlocks when exiting and can locate outside, and does not get loose when not rotating outer adapter sleeve; Shell bayonet socket place boss feature has enough intensity and height, and externally can carry out screens by adapter sleeve, opening size postpones the status requirement drawn before meeting outer adapter sleeve.
Bayonet shape is directly in numerical control machining center machine-shaping when shell is processed, first spring is loaded in outer adapter sleeve 9 and shell 6 during assembling, reinstall and connect swivel nut and promote the bayonet socket position that outer connection is set to shell, block outer adapter sleeve by shell bayonet socket position.
It will be apparent for a person skilled in the art that and can make various modifications and variations to the utility model and not depart from spirit and scope of the present utility model.Therefore the utility model is intended to cover amendment of the present utility model and distortion, as long as these amendments and distortion are in the scope of claims and equivalent thereof.
Claims (3)
1. a self-locking type RF coaxial connector, comprises swivel nut, sealing ring, insulator, snap ring, inner wire, outer adapter sleeve, spring, shell, insulation spacer, lining one, lining two, back nut; It is characterized in that: swivel nut and outer adapter sleeve correspondence are arranged on the axial location of self-locking type RF coaxial connector, spring is Compress Spring, two ends also tightly polish, be contained in the draw-in groove of outer adapter sleeve and shell, 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, are respectively charged in connector for the lining one of welding cable and back nut; Swivel nut is threaded, and screws with corresponding socket class connector.
2. radio frequency (RF) coaxial connector according to claim 1, is characterized in that: swivel nut is with external tooth, outer adapter sleeve is internal tooth, and 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, it is characterized in that: described outer adapter sleeve is provided with key, shell 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 the keyway of shell, under spring thrust effect, outer adapter sleeve reach, and the internal tooth that the stroke of spring mechanism and thrust can meet on outer adapter sleeve can engage completely with the external tooth on swivel nut; During unblock, by outer adapter sleeve toward pulling back and rotating, the internal tooth of outer adapter sleeve (9) and the external tooth of swivel nut (8) is allowed to separate, and the key mapping of 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 reach the object of unblock, and be in bayonet socket position because of the key mapping of outer adapter sleeve, the small boss feature at bayonet socket edge can stop outer adapter sleeve loosen and return the keyway section of shell " L " shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520215625.XU CN204809547U (en) | 2015-04-10 | 2015-04-10 | From locking -type radio frequency coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520215625.XU CN204809547U (en) | 2015-04-10 | 2015-04-10 | From locking -type radio frequency coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204809547U true CN204809547U (en) | 2015-11-25 |
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ID=54594315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520215625.XU Active CN204809547U (en) | 2015-04-10 | 2015-04-10 | From locking -type radio frequency coaxial connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204809547U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105870724A (en) * | 2016-06-06 | 2016-08-17 | 南京全信传输科技股份有限公司 | Quick-locking radio frequency coaxial connector |
| CN109066180A (en) * | 2018-09-03 | 2018-12-21 | 陕西金信诺电子技术有限公司 | A kind of connector outside self-locking structure |
| CN111029854A (en) * | 2019-12-13 | 2020-04-17 | 中航光电科技股份有限公司 | Threaded quick-connection locking mechanism |
-
2015
- 2015-04-10 CN CN201520215625.XU patent/CN204809547U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105870724A (en) * | 2016-06-06 | 2016-08-17 | 南京全信传输科技股份有限公司 | Quick-locking radio frequency coaxial connector |
| CN109066180A (en) * | 2018-09-03 | 2018-12-21 | 陕西金信诺电子技术有限公司 | A kind of connector outside self-locking structure |
| CN111029854A (en) * | 2019-12-13 | 2020-04-17 | 中航光电科技股份有限公司 | Threaded quick-connection locking mechanism |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |