CN202817388U - Radio frequency coaxial connection mechanism - Google Patents
Radio frequency coaxial connection mechanism Download PDFInfo
- Publication number
- CN202817388U CN202817388U CN 201220499261 CN201220499261U CN202817388U CN 202817388 U CN202817388 U CN 202817388U CN 201220499261 CN201220499261 CN 201220499261 CN 201220499261 U CN201220499261 U CN 201220499261U CN 202817388 U CN202817388 U CN 202817388U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- axle sleeve
- matrix
- plug
- nut sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 44
- 239000011159 matrix material Substances 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 abstract description 13
- 238000010168 coupling process Methods 0.000 abstract description 13
- 238000005859 coupling reaction Methods 0.000 abstract description 13
- 238000003780 insertion Methods 0.000 abstract description 5
- 230000037431 insertion Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The utility model discloses a radio frequency coaxial connection mechanism. The radio frequency coaxial connection mechanism comprises a socket and a plug. The radio frequency coaxial connection mechanism is characterized in that the outside of the matrix of the plug is sleeved with a shaft sleeve, the outside of the near-cable end of the shaft sleeve is slideably sleeved with a nut sleeve, the front end of the nut sleeve is in screwed coupling with the matrix, the tail end of the nut sleeve is pressed against a boss on the outer edge of the shaft sleeve, the annular wall of the matrix which corresponds to the insertion opening side is provided with at least one set of slotted holes which are symmetrical in the radial direction, a rigid sphere is embedded into each slotted hole, the inner edge surface of the shaft sleeve is provided with a slope surface portion which is tapered inwards from the insertion opening side, the outer side surface of each rigid sphere is pressed against the slope surface portion; the outer edge surface of a socket connector is provided with an annular raised portion, the annular raised portion is shaped like a conical surface corresponding to the insertion side, and the annular raised portion is in bayonet coupling with the inner side surface of each rigid sphere. According to the utility model, the tightness of screwed coupling and the speed of snap-on coupling are combined, so the assembly and connection of the radio frequency coaxial connection mechanism is more convenient, rapid and firm.
Description
Technical field
The utility model relates to a kind of communication equipment connector, especially a kind of radio-frequency (RF) coaxial bindiny mechanism.
Background technology
At communication technical field, in especially the army and the people's microwave communication, the precision measurement field, often to use radio frequency (RF) coaxial connector.In the radio frequency (RF) coaxial connector field, two connectors are docked mutually in the bindiny mechanism of connector becomes possibility, and it is decided by required quality and the impedance operator that two interface fit connect, and also has the frequent degree of operation.Bindiny mechanism has a significant impact the performance of connector, below introduces in detail five kinds of common bindiny mechanisms.
(Screwed Coupling Mechanism) is threaded: this connected mode adopts an attaching nut to connect.Note limiting the acrotorque hard iron, in case the nut stripped thread.Adopt the connector of threaded connection that following series is arranged, SMC, SMA, TNC, N, 7/16 etc., it is more firm to be threaded, dependable performance.
Push-in type bindiny mechanism (Snap-on Coupling Mechanism): push-in type bindiny mechanism mainly is used in the connector at small-sized interface, and its packing density is higher, because this bindiny mechanism is more convenient easy-to-use, it is commonly used to do the connection on the printed circuit board (PCB) (PCB).Push-in type is connected with the reed of a locking usefulness, and its advantage is the very fast convenience of plug, this bindiny mechanism mainly be used in miniature connector series as: MMCX, MCX, SMB, SSMB, SMZ series.
Slide-in type bindiny mechanism (Slide-on Coupling Mechanism): slide-in type bindiny mechanism generally is used in the occasion of high-density installation, and its plug is very easy to, and such connector mainly is used in the coaxial connected system of plate to plate.This bindiny mechanism mainly uses in miniature connector, such as their normally modularization installations of BMA, 1.0/2.3..
Bayonet coupling mechanism (Bayonet Coupling Mechanism): there is a pair of locking draw-in groove in bayonet coupling mechanism, and this locking mechanism is that BNC (Bayonet Navy Connector) is peculiar.Bayonet coupling mechanism usually is used in and requires to connect in the application of reliable and energy fast plugging.
Respectively there are its pluses and minuses in various bindiny mechanisms, and the bindiny mechanism that wherein is threaded is the most fastening reliable.But the bindiny mechanism that is threaded screws because need to use spanner, so the arranging density of the product of threaded connection on device panel is very limited, and the product of threaded connection connection speed separation of products and locking the time is the slowest.Opposite, push-in type bindiny mechanism connects the most quick, and it is little to take up space, but defective is that the connection tautness is inadequate, and end force is not enough, and suitable environment is limited.Therefore, if can with the tightness that is threaded with push fast combining of being connected, be the direction that this area researcher makes great efforts.
Summary of the invention
The utility model purpose provides a kind of radio-frequency (RF) coaxial bindiny mechanism, uses this structure, but quick lock in connect, improve the tightness that connects, be suitable for the environment for use that high density is arranged.
For achieving the above object, the technical solution adopted in the utility model is: a kind of radio-frequency (RF) coaxial bindiny mechanism, comprise socket and plug, described plug comprises matrix, be positioned at the cable core at matrix cavity center, be located at the female end contact shoe of cable core front end, described socket comprises fittings body, be positioned at the cable chamber at fittings body center, be located at the male end contact of cable chamber front end, the described plug body outside is arranged with axle sleeve, the outside sliding sleeve of the nearly cable end of described axle sleeve has a nut sleeve, the front end of this nut sleeve is threaded with described matrix, the tail end of nut sleeve is butted on the boss on the described axle sleeve outer rim, the corresponding grafting open side of described matrix ring wall is provided with the slotted eye of at least one group of radial symmetric, be embedded with a rigidity ball in each described slotted eye, described slotted eye diameter is 95%～99% of described rigidity ball diameter, described axle sleeve inner edge surface is provided with from pegging graft the inside diameter of axle of open side domatic section decrescence, and described rigidity ball lateral surface is butted on this domatic; Described receptacle terminal body outer edge surface is provided with annular protrusion, and the corresponding grafting side of described annular protrusion is a conical surface, the medial surface engagement connection of this annular protrusion and described rigidity ball.
In the technique scheme, when socket and plug connects, first with in the plug insertion socket, the rigidity ball engagement connection on the annular protrusion on the receptacle terminal body and the described plug body, rotating nut cover again, turning in the middle of the process of nut, also axle sleeve is being promoted forward simultaneously, owing to be provided with the diameter of axle domatic section decrescence in the axle sleeve, therefore when axle sleeve promotes forward, domatic section pushes the rigidity ball gradually, stops the rigidity ball to roll, with the rigidity ball on the plug body and annular protrusion locking; On the contrary, when transfering to, unscrew first nut sleeve, axle sleeve retreats, and reduces gradually domatic to the compressing of rigidity ball, and after the rigidity ball was removed coupling mechanism force, along with extracting of plug, the rigidity ball was ejected by annular protrusion, and plug, socket separate.The utility model locks the engagement connection of the rigidity ball that radially fastens with the axial restraint mode that is threaded, and has solved the problem that in the past push-in type bindiny mechanism connection tautness is inadequate, threaded connection connects and separating rate is slow, has improved operating efficiency.
In the technique scheme, the perimeter wall of described axle sleeve front end is provided with spacing preiection, and described nut sleeve inwall is provided with the bulge loop that cooperates with this spacing preiection.Utilize spacing preiection to cooperate with bulge loop, when unscrewing nut sleeve, spacing preiection moves in the lump with bulge loop, and axle sleeve is retracted, and unclamps the clamping to the rigidity ball.
In the technique scheme, be embedded elastomeric pad between described nut sleeve and the described axle sleeve front end.Elastomeric pad changes being rigidly connected between axle sleeve and the nut sleeve into flexible contact, strengthens axial compressive force, avoids shaking getting loose of generation.
In the technique scheme, annular is evenly equipped with the slotted eye of 3 groups of radial symmetric on the corresponding grafting open side of the described matrix ring wall, is embedded with a steel ball in each described slotted eye.
Because technique scheme is used, the utility model compared with prior art has following advantages:
1, the utility model is provided with the rigidity ball in the corresponding grafting open side of plug body, plug body is arranged with an axle sleeve outward, be provided with domatic section in the axle sleeve, axle sleeve is provided with nut sleeve outward, when socket and plug connects, rigidity ball engagement connection on socket annular protrusion and the described plug body, again nut sleeve is tightened, turning in the middle of the process of nut, also axle sleeve is promoted forward simultaneously, domatic compresses the rigidity ball, radially locking is by the axial location of nut sleeve and the radially clamping of rigidity ball, double action, solve the in the past inadequate problem of push-in type bindiny mechanism connection tautness, improved bonding strength, firmness;
2, because being threaded between nut sleeve and the plug body is not to guarantee to lock intensity with fastening strength, only be axial promotion and positioning action, therefore, the rotation of nut sleeve only needed just can finish by hand, need not by instrument, easy to operate, quick;
3, be provided with elastomeric pad between axle sleeve and the nut sleeve, make both connections become flexibility by rigidity, can improve nut sleeve to the end force of axle sleeve, guarantee axle sleeve to the radially coupling mechanism force of cyclic spring lobe, prevent from shaking and the nut sleeve that causes is lost tight phenomenon;
4, rigidity ball fastness is good, and is not fragile, prolonged the useful life of retaining mechanism.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is socket schematic diagram among the utility model embodiment one;
Fig. 3 is plug construction schematic diagram among the utility model embodiment one;
Fig. 4 is the structural representation of the utility model embodiment two;
Fig. 5 is the partial enlarged drawing of Fig. 4.
Wherein: 1, matrix; 2, cable core; 3, female end contact shoe; 4, cable cover; 5, fittings body; 6, cable chamber; 7, male end contact; 8, axle sleeve; 9, nut sleeve; 10, elastomeric pad 11, slotted eye; 12, rigidity ball; 13, domatic section; 14, annular protrusion; 15, medial surface; 16, bulge loop; 17, spacing preiection;
Embodiment
Below in conjunction with drawings and Examples the utility model is further described:
Embodiment one: shown in Fig. 1～3, a kind of radio-frequency (RF) coaxial bindiny mechanism, comprise socket and plug, described plug comprises matrix 1, be positioned at the cable core 2 at matrix 1 cavity center, be located at the female end contact shoe 3 of cable core 2 front ends, be arranged at the cable cover 4 outside the cable core 2, described socket comprises fittings body 5, be positioned at the cable chamber 6 at fittings body 5 centers, be located at the male end contact 7 of cable chamber 6 front ends, described plug body 1 outside is arranged with axle sleeve 8, the outside sliding sleeve of described axle sleeve 8 nearly cable end has a nut sleeve 9, the front end of this nut sleeve 9 is threaded with described matrix, the tail end of described nut sleeve 9 is butted on the boss on described axle sleeve 8 outer rims, be embedded elastomeric pad 10 in the middle of the nut sleeve 9 and between axle sleeve 8 front ends, for increasing end force, prevent that vibrations from getting loose; Described matrix 1 corresponding grafting open side ring wall is provided with the slotted eye 11 of 3 groups of radial symmetric, be embedded with a rigidity ball 12 in each described slotted eye 11, described axle sleeve 8 inner edge surfaces are provided with from decrescence domatic 13 of the inside diameter of axle of open side that peg graft, and described rigidity ball 12 lateral surfaces are butted on this domatic 13; Described receptacle terminal body 5 outer edge surfaces are provided with annular protrusion 14, and described annular protrusion 14 corresponding grafting sides are a conical surface, the medial surface engagement connection of this annular protrusion 14 and described rigidity ball 12.
Shown in Fig. 1,3, in the present embodiment, described rigidity ball 12 is steel ball, its radius R is 1.43mm, and described slotted eye 11 diameters are 2.88mm, and steel ball size is 99% of slotted eye 11 diameters, it is can be in slotted eye 11 movable but be unlikely to emerge in slotted eye 11 to satisfy rigidity ball 12, described rigidity ball 12 lateral surfaces are butted on this domatic 13, and rigidity ball 12 changes along with cause radial position domatic 13 relative motion, so that two relative rigidity ball 12 pitch smaller.The medial surface 15 of annular protrusion 14 connects with rigidity ball 12 on the socket, and when rigidity ball 12 is pressed on domatic 13 top, medial surface 15 relative stiffness balls 12 axial motions of described annular protrusion 14, thus so that plug and socket outside the conductor contact end face to be able to crimping fastening.
In use, when socket and plug connects, first with in the plug insertion socket, annular protrusion 14 on the receptacle terminal body 5 and rigidity ball 12 engagement connections on the described plug body 1, the rotating nut cover 9 again, in the process that turns nut sleeve 9, also axle sleeve 8 is promoted forward simultaneously, owing to be provided with decrescence domatic 13 of the diameter of axle in the axle sleeve 8, so when axle sleeve 8 promotes forward, push gradually rigidity ball 12 for domatic 13, axle sleeve 8 axial motions are converted into rigidity ball 12 motion radially, with the rigidity ball 12 on the plug body 1 and annular protrusion 14 lockings, avoid plug when axial tension, to deviate from, when needs pull the plug out of the socket, nut sleeve 9 is oppositely unscrewed, and nut sleeve 9 is mobile backward, and it is mobile in the lump backward to drive axle sleeve 8, reduce the compressing of domatic 13 pairs of rigidity balls 12, when plug was extracted, owing to be not subject to radial load, rigidity ball 12 can roll towards domatic 13 directions, it is large that the spacing that the symmetry rigid ball is 12 becomes, easily breakaway plug and socket.
Embodiment two: shown in Fig. 4,5, in the present embodiment, its structure and embodiment one are substantially similar, and difference is: the perimeter wall of described axle sleeve 8 front ends is provided with spacing preiection 17, and described nut sleeve 9 inwalls are provided with the bulge loop 16 that cooperates with this spacing preiection 17.Utilize spacing preiection 17 to cooperate with bulge loop 16, when unscrewing nut sleeve 9, spacing preiection 17 moves in the lump with bulge loop 16, axle sleeve 8 is retracted, unclamp the embedding system to rigidity ball 12, rigidity ball 12 can along with domatic 13 rolling, change spacing, breakaway plug and socket between the symmetrically arranged rigidity ball 12.
Claims (4)
1. radio-frequency (RF) coaxial bindiny mechanism, comprise socket and plug, described plug comprises matrix, be positioned at the cable core at matrix cavity center, be located at the female end contact shoe of cable core front end, described socket comprises fittings body, be positioned at the cable chamber at fittings body center, be located at the male end contact of cable chamber front end, it is characterized in that: the described plug body outside is arranged with axle sleeve, the outside sliding sleeve of the nearly cable end of described axle sleeve has a nut sleeve, the front end of this nut sleeve is threaded with described matrix, the tail end of nut sleeve is butted on the boss on the described axle sleeve outer rim, the corresponding grafting open side of described matrix ring wall is provided with the slotted eye of at least one group of radial symmetric, be embedded with a rigidity ball in each described slotted eye, described slotted eye diameter is 95%～99% of described rigidity ball diameter, described axle sleeve inner edge surface is provided with from pegging graft the inside diameter of axle of open side domatic section decrescence, and described rigidity ball lateral surface is butted on this domatic; Described receptacle terminal body outer edge surface is provided with annular protrusion, and the corresponding grafting side of described annular protrusion is a conical surface, the medial surface engagement connection of this annular protrusion and described rigidity ball.
2. radio-frequency (RF) coaxial according to claim 1 bindiny mechanism, it is characterized in that: the perimeter wall of described axle sleeve front end is provided with spacing preiection, and described nut sleeve inwall is provided with the bulge loop that cooperates with this spacing preiection.
3. radio-frequency (RF) coaxial according to claim 1 bindiny mechanism is characterized in that: be embedded elastomeric pad between described nut sleeve and the described axle sleeve front end.
4. radio-frequency (RF) coaxial according to claim 1 bindiny mechanism, it is characterized in that: annular is evenly equipped with the slotted eye of 3 groups of radial symmetric on the corresponding grafting open side of the described matrix ring wall, is embedded with a steel ball in each described slotted eye.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220499261 CN202817388U (en) | 2012-09-28 | 2012-09-28 | Radio frequency coaxial connection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220499261 CN202817388U (en) | 2012-09-28 | 2012-09-28 | Radio frequency coaxial connection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202817388U true CN202817388U (en) | 2013-03-20 |
Family
ID=47876207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220499261 Expired - Lifetime CN202817388U (en) | 2012-09-28 | 2012-09-28 | Radio frequency coaxial connection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202817388U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106448817A (en) * | 2016-11-26 | 2017-02-22 | 中国电子科技集团公司第四十研究所 | Floating-free and blind-mating type radio-frequency coaxial connector |
| CN110474217A (en) * | 2019-08-26 | 2019-11-19 | 深圳市盛格纳电子有限公司 | Adapter and connector fitting configuration |
-
2012
- 2012-09-28 CN CN 201220499261 patent/CN202817388U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106448817A (en) * | 2016-11-26 | 2017-02-22 | 中国电子科技集团公司第四十研究所 | Floating-free and blind-mating type radio-frequency coaxial connector |
| CN106448817B (en) * | 2016-11-26 | 2018-01-12 | 中国电子科技集团公司第四十研究所 | One kind is without floating blind inserting radio frequency coaxial connector |
| CN110474217A (en) * | 2019-08-26 | 2019-11-19 | 深圳市盛格纳电子有限公司 | Adapter and connector fitting configuration |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110718820B (en) | Cluster coaxial connector assembly | |
| CN203103662U (en) | Radio frequency coaxial electric connector with quick-locking device | |
| CN204030113U (en) | A kind of radio frequency coaxial electric connector with fast locking device | |
| CN112615205B (en) | Miniaturized rotary locking device | |
| CN202817388U (en) | Radio frequency coaxial connection mechanism | |
| CN104051899A (en) | Radio frequency coaxial electric connector with rapid locking device | |
| CN113871952A (en) | Radio frequency coaxial connector with multiple connection modes and assembling method thereof | |
| CN103762451A (en) | Connector with fast locking structure | |
| CN209150353U (en) | A kind of linear array antenna cross feed connector | |
| CN205231360U (en) | Quick plug -in test connection ware | |
| CN102842816B (en) | Radio frequency coaxial connecting mechanism | |
| CN202094415U (en) | Pin connector and connector component | |
| CN202940383U (en) | Radio frequency coaxial connection mechanism | |
| CN201126906Y (en) | RF coaxial connector with rapid-insertion self-locking | |
| CN215771809U (en) | Clamping structure of radio frequency connector | |
| CN109659761B (en) | Small-size underwater separation connector of short circuit is prevented to overall process | |
| CN201163694Y (en) | Fast plugging type RF coaxial connector | |
| CN109119807B (en) | Quick plugging and separating structure for radio frequency connector | |
| CN200976398Y (en) | Connector | |
| CN210092408U (en) | Ball head composite quick-insertion structure | |
| CN111668670A (en) | Quick-insertion self-locking radio frequency coaxial connector | |
| CN2831492Y (en) | Anti-droping single-pluger socket | |
| CN203760762U (en) | High-impact-resistant electrical connector | |
| CN201118018Y (en) | Plug jack connector | |
| CN208352652U (en) | A kind of anti-loose electric connector of micro-circle of tape cable cover |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SUZHOU RECODEAL INTERCONNECT SYSTEM CO., LTD. Free format text: FORMER NAME: SUZHOU RECODEAL INTERCONNECTION SYSTEM CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: No. 5300 Wuzhong District Wuzhong road in Suzhou city of Jiangsu Province in 215007 Patentee after: SUZHOU RECODEAL INTERCONNECT SYSTEM Co.,Ltd. Address before: No. 5300 Wuzhong District Wuzhong road in Suzhou city of Jiangsu Province in 215007 Patentee before: Suzhou Recodeal Interconnection System Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130320 |
|
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Ma Jian Document name: Notice of Expiration and Termination of Patent Right |