CN113517578B - Radio frequency cable quick connector - Google Patents
Radio frequency cable quick connector Download PDFInfo
- Publication number
- CN113517578B CN113517578B CN202111077605.7A CN202111077605A CN113517578B CN 113517578 B CN113517578 B CN 113517578B CN 202111077605 A CN202111077605 A CN 202111077605A CN 113517578 B CN113517578 B CN 113517578B
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- China
- Prior art keywords
- sliding sleeve
- radio frequency
- frequency cable
- connecting column
- coaxial
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/01—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the form or arrangement of the conductive interconnection between the connecting locations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
- H01R11/09—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations being identical
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention belongs to the technical field of radio frequency cable connecting devices, and particularly relates to a radio frequency cable quick connector which comprises a connecting column, wherein the connecting column is of a hollow structure, and an outer conductor connecting pipe, an insulating pipe and an inner conductor connecting pipe are sequentially arranged in a central hole of the connecting column from outside to inside; the two ends of the outer conductor connecting pipe are respectively used for connecting the outer conductors of the two coaxial lines; the insulating tube is used for isolating the outer conductor connecting tube from the inner conductor connecting tube; the two ends of the inner conductor connecting pipe are respectively used for connecting the inner conductors of the two coaxial lines; the two ends of the connecting column are respectively provided with a clamping unit which is assembled to prevent the coaxial line from being pulled out of the central hole when the coaxial line is inserted into the central hole of the connecting column. The two ends of the connector are respectively provided with the clamping units, so that the end parts of the two coaxial cables can be clamped, the inner conductors and the outer conductors of the two coaxial cables are respectively conducted at the center of the connector, and the quick connection between the two bare wires is realized.
Description
Technical Field
The invention belongs to the technical field of radio frequency cable connecting devices, and particularly relates to a radio frequency cable quick connector.
Background
In the electrical module test process, often need to carry out the wiring operation repeatedly, and for the sake of facilitating connecting between the radio frequency cable, the both ends of every cable all need the installation connector, just need intercepting cable again and install new connector when cable length can't satisfy the use and ask for, and this kind of mode is wasted time and energy, influences work efficiency, increases equipment cost.
Disclosure of Invention
The invention aims to provide a radio frequency cable quick connector which can realize quick connection between two bare wires.
The technical scheme adopted by the invention is as follows:
a radio frequency cable quick connect coupling comprising:
the connecting column is of a hollow structure, and an outer conductor connecting pipe, an insulating pipe and an inner conductor connecting pipe are sequentially arranged in a central hole of the connecting column from outside to inside; wherein
The two ends of the outer conductor connecting pipe are respectively used for connecting the outer conductors of the two coaxial lines;
the insulating tube is used for isolating the outer conductor connecting tube from the inner conductor connecting tube;
the two ends of the inner conductor connecting pipe are respectively used for connecting the inner conductors of the two coaxial lines;
the two ends of the connecting column are respectively provided with a clamping unit which is assembled to prevent the coaxial line from being pulled out of the central hole when the coaxial line is inserted into the central hole of the connecting column.
The clamping unit is assembled in such a way that it prevents the coaxial line from being pulled out by applying a radial clamping force to the coaxial line, and the radial clamping force increases as the axial tensile force to which the coaxial line is subjected increases.
The clamping unit comprises a sliding sleeve which is in sliding fit with the connecting column along the axial direction of the connecting column, a plurality of clamping blocks are arranged on the sliding sleeve at intervals along the circumferential direction, and each clamping block and the sliding sleeve form sliding fit along the radial direction of the sliding sleeve; still include the guide piece with the relative rigid coupling of spliced pole, be equipped with the scarf of mutually supporting on clamp splice and the guide piece, when the clamp splice is close to the guide piece, the clamp splice can be along the radial inside shrink of sliding sleeve in order to press from both sides tight coaxial line outer wall under the effect of scarf, be equipped with the elastic unit between spliced pole and the sliding sleeve, the elastic unit is assembled and can order about the clamp splice for its elasticity and be close to the guide piece.
The spliced pole both ends are equipped with the end cover, the end cover passes through threaded connection with the spliced pole, the sliding sleeve slides and sets up on the end cover.
The tip protrusion of sliding sleeve sets up in the tip of end cover, and the tip of sliding sleeve is equipped with the ring of holding that supplies the staff to hold, holds ring and sliding sleeve tip threaded connection.
The guide block is fixed on the inner side of the end cover.
The end part of the connecting column is provided with a sunken groove, the outer annular surface of the sliding sleeve and the inner wall of the sunken groove form sliding fit, the elastic unit is a pressure spring, the pressure spring is positioned in the sunken groove, one end of the pressure spring is abutted against the step of the sunken groove, and the other end of the pressure spring is abutted against the end surface of the sliding sleeve.
When the inner and outer conductors of the coaxial line are inserted into the inner conductor connecting pipe and the outer conductor connecting pipe, respectively, the outer insulating layer of the coaxial line can be inserted into the sliding sleeve.
The inner surface of the clamping block is an arc surface, and sawtooth-shaped anti-skid grains are arranged on the arc surface.
The grip ring is provided with an annular anti-slip groove.
The invention has the technical effects that:
the two ends of the connector are respectively provided with the clamping units, so that the end parts of the two coaxial cables can be clamped, the inner conductors and the outer conductors of the two coaxial cables are respectively conducted at the center of the connector, and the quick connection between the two bare wires is realized.
The quick-connection joint adopts a self-locking principle, the insertion of the coaxial cable is greatly simplified, the end part of the cable only needs to be directly inserted into the joint, and the end part of the cable can be fixed in the joint without any other operation, so that the connection efficiency is improved to the maximum extent, and the operation process is simplified.
In the process of inserting the cable into the connector, the end part of the cable generates certain thrust to the sliding sleeve, the thrust can enable the clamping block to move towards the direction far away from the guide block, and then the clamping block and the guide block are separated, the outer end of the clamping block is provided with a chamfer, so that the clamping block can expand outwards along the radial direction under the squeezing and pushing of the cable, and then the insertion of the cable cannot be blocked.
The invention firstly installs the sliding sleeve and the clamping block on the end cover, and then screws the end cover on the two ends of the central column, thereby simplifying the structure of each component and facilitating the processing and assembly of each component.
Due to the adoption of the self-locking structure, the cable cannot be pulled out of the connector in a pulling mode, the cable can only apply inward thrust to the sliding sleeve when being detached from the connector, so that the clamping block is separated from the guide block, and the clamping blocks can not generate the trend of mutual folding when the cable is pulled again, so that the cable can be smoothly pulled out.
Drawings
Fig. 1 is a schematic perspective view of a radio frequency cable quick connector according to an embodiment of the present invention;
FIG. 2 is a perspective view of a radio frequency cable quick connect coupling in use according to an embodiment of the present invention;
FIG. 3 is an end view of a radio frequency cable quick connect coupling provided by an embodiment of the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
FIG. 5 is a cross-sectional view of a radio frequency cable quick connect coupling in use provided by an embodiment of the present invention;
fig. 6 is an exploded view of a radio frequency cable quick connect coupling provided by an embodiment of the present invention.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the following description is given in conjunction with the accompanying examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the invention and does not strictly limit the scope of the invention as specifically claimed.
As shown in fig. 1-6, a radio frequency cable quick connector comprises a connecting column 10, wherein the connecting column 10 is a hollow structure, and an outer conductor connecting pipe 11, an insulating pipe 12 and an inner conductor connecting pipe 13 are sequentially arranged in a central hole of the connecting column 10 from outside to inside; wherein, two ends of the outer conductor connecting tube 11 are respectively used for connecting the outer conductors of two coaxial lines 100; the insulating tube 12 is used for isolating the outer conductor connecting tube 11 and the inner conductor connecting tube 13; the two ends of the inner conductor connecting pipe 13 are respectively used for connecting the inner conductors of the two coaxial lines 100; both ends of the connection post 10 are respectively provided with a clamping unit which is assembled to prevent the coaxial wire 100 from being pulled out from the central hole of the connection post 10 when the coaxial wire 100 is inserted into the central hole. The two ends of the connector are respectively provided with the clamping units, so that the end parts of the two coaxial cables can be clamped, the inner conductors and the outer conductors of the two coaxial cables are respectively conducted at the center of the connector, and the quick connection between the two bare wires is realized.
Preferably, the clamping unit is assembled in such a way that it prevents the coaxial wire 100 from being pulled out, by applying a radial clamping force to the coaxial wire 100, and the radial clamping force increases as the axial pulling force to which the coaxial wire 100 is subjected increases. The quick-connection joint adopts a self-locking principle, the insertion of the coaxial cable is greatly simplified, the end part of the cable only needs to be directly inserted into the joint, and the end part of the cable can be fixed in the joint without any other operation, so that the connection efficiency is improved to the maximum extent, and the operation process is simplified.
Specifically, as shown in fig. 4-6, the clamping unit includes a sliding sleeve 14 in sliding fit with the connecting column 10 along the axial direction of the connecting column 10, a plurality of clamping blocks 15 are circumferentially arranged on the sliding sleeve 14 at intervals, and each clamping block 15 forms sliding fit with the sliding sleeve 14 along the radial direction of the sliding sleeve 14; still include the guide block 16 with the relative rigid coupling of spliced pole 10, be equipped with the scarf of mutually supporting on clamp splice 15 and the guide block 16, when clamp splice 15 is close to guide block 16, clamp splice 15 can be along the radial inside shrink of sliding sleeve 14 under the effect of scarf in order to press from both sides the 100 outer walls of coaxial line, be equipped with elastic unit 17 between spliced pole 10 and the sliding sleeve 14, elastic unit 17 is assembled and can be driven about clamp splice 15 to guide block 16 for its elasticity and be close to. In the process of inserting the cable into the connector, the end of the cable generates a certain pushing force on the sliding sleeve 14, the pushing force can enable the clamping block 15 to move towards the direction away from the guide block 16, and then the clamping block 15 and the guide block are separated, the outer end of the clamping block 15 is provided with a chamfer, so that the clamping block 15 can expand outwards along the radial direction under the pushing and pushing of the cable, and further the insertion of the cable cannot be blocked, when the cable tends to be pulled outwards, the sliding sleeve 14 enables the clamping block 15 and the guide block 16 to be tightly abutted under the action of the elastic unit 17, the clamping block 15 is folded inwards under the action of the inclined wedge surface, the pulling force applied to the cable is about large, the clamping tendency is more obvious, and the cable is reliably clamped in the connector.
Preferably, the two ends of the connecting column 10 are provided with end covers 18, the end covers 18 are in threaded connection with the connecting column 10, and the sliding sleeve 14 is slidably arranged on the end covers 18. In order to facilitate the assembly of the sliding sleeve 14 and the clamping block 15, the invention firstly installs the sliding sleeve 14 and the clamping block 15 on the end cover 18, and then screws the end cover 18 on the two ends of the connecting column 10, thereby simplifying the structure of each component and facilitating the processing and assembly of each component.
Furthermore, the end of the sliding sleeve 14 protrudes out of the end cover 18, and the end of the sliding sleeve is provided with a holding ring 19 for being held by a hand, and the holding ring 19 is in threaded connection with the end of the sliding sleeve 14. Because the invention adopts the self-locking structure, the cable can not be drawn out from the connector in a pulling mode, the cable can only apply inward thrust to the sliding sleeve 14 when being detached from the connector, so that the clamping block 15 is separated from the guide block 16, and the clamping block 15 can not generate the trend of mutual folding when the cable is pulled again, so that the cable can be smoothly pulled out.
Preferably, the guide block 16 is fixed inside the end cap 18. The guide block 16 may be integrally formed with the end cap 18, or may be integrally connected to each other by welding, bonding, screwing, or the like.
Preferably, the end of the connecting column 10 is provided with a sunken groove, the outer annular surface of the sliding sleeve 14 and the inner wall of the sunken groove form a sliding fit, the elastic unit 17 is a pressure spring, the pressure spring is located in the sunken groove, one end of the pressure spring abuts against the sunken groove step, the other end abuts against the end surface of the sliding sleeve 14, when the inner conductor and the outer conductor of the coaxial line 100 are respectively inserted into the inner conductor connecting pipe 13 and the outer conductor connecting pipe 11, the outer insulating layer of the coaxial line 100 can be inserted into the sliding sleeve 14, and the outer protective sleeve of the cable has certain elasticity, so that the friction between the outer protective sleeve and the inner conductor can be improved by clamping the clamping block 15 on the cable protective sleeve, and the self-locking effect is increased. In order to further increase friction, the inner surface of the clamping block 15 is a cambered surface, a sawtooth-shaped anti-slip line is arranged on the cambered surface, and in addition, an annular anti-slip groove is also arranged on the holding ring 19.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.
Claims (8)
1. A radio frequency cable quick connect coupling, comprising:
the connecting column is of a hollow structure, and an outer conductor connecting pipe, an insulating pipe and an inner conductor connecting pipe are sequentially arranged in a central hole of the connecting column from outside to inside; wherein
The two ends of the outer conductor connecting pipe are respectively used for connecting the outer conductors of the two coaxial lines;
the insulating tube is used for isolating the outer conductor connecting tube from the inner conductor connecting tube;
the two ends of the inner conductor connecting pipe are respectively used for connecting the inner conductors of the two coaxial lines;
the two ends of the connecting column are respectively provided with a clamping unit which is assembled to prevent the coaxial wire from being pulled out of the central hole when the coaxial wire is inserted into the central hole of the connecting column;
the clamping unit is assembled in a manner that the clamping unit prevents the coaxial wire from being pulled out, namely, a radial clamping force is applied to the coaxial wire, and the radial clamping force is increased along with the increase of the axial tensile force applied to the coaxial wire;
the clamping unit comprises a sliding sleeve which is in sliding fit with the connecting column along the axial direction of the connecting column, a plurality of clamping blocks are arranged on the sliding sleeve at intervals along the circumferential direction, and each clamping block and the sliding sleeve form sliding fit along the radial direction of the sliding sleeve; still include the guide piece with the relative rigid coupling of spliced pole, be equipped with the scarf of mutually supporting on clamp splice and the guide piece, when the clamp splice is close to the guide piece, the clamp splice can be along the radial inside shrink of sliding sleeve in order to press from both sides tight coaxial line outer wall under the effect of scarf, be equipped with the elastic unit between spliced pole and the sliding sleeve, the elastic unit is assembled and can order about the clamp splice for its elasticity and be close to the guide piece.
2. The radio frequency cable quick connect coupling of claim 1, wherein: the spliced pole both ends are equipped with the end cover, the end cover passes through threaded connection with the spliced pole, the sliding sleeve slides and sets up on the end cover.
3. The radio frequency cable quick connect coupling of claim 2, wherein: the tip protrusion of sliding sleeve sets up in the tip of end cover, and the tip of sliding sleeve is equipped with the ring of holding that supplies the staff to hold, holds ring and sliding sleeve tip threaded connection.
4. The radio frequency cable quick connect coupling of claim 2, wherein: the guide block is fixed on the inner side of the end cover.
5. The radio frequency cable quick connect coupling of claim 2, wherein: the end part of the connecting column is provided with a sunken groove, the outer annular surface of the sliding sleeve and the inner wall of the sunken groove form sliding fit, the elastic unit is a pressure spring, the pressure spring is positioned in the sunken groove, one end of the pressure spring is abutted against the step of the sunken groove, and the other end of the pressure spring is abutted against the end surface of the sliding sleeve.
6. The radio frequency cable quick connect coupling of claim 1, wherein: when the inner and outer conductors of the coaxial line are inserted into the inner conductor connecting pipe and the outer conductor connecting pipe, respectively, the outer insulating layer of the coaxial line can be inserted into the sliding sleeve.
7. The radio frequency cable quick connect coupling of claim 6, wherein: the inner surface of the clamping block is an arc surface, and sawtooth-shaped anti-skid grains are arranged on the arc surface.
8. The radio frequency cable quick connect coupling of claim 3, wherein: the grip ring is provided with an annular anti-slip groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111077605.7A CN113517578B (en) | 2021-09-15 | 2021-09-15 | Radio frequency cable quick connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111077605.7A CN113517578B (en) | 2021-09-15 | 2021-09-15 | Radio frequency cable quick connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113517578A CN113517578A (en) | 2021-10-19 |
| CN113517578B true CN113517578B (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111077605.7A Active CN113517578B (en) | 2021-09-15 | 2021-09-15 | Radio frequency cable quick connector |
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| Country | Link |
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| CN (1) | CN113517578B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113871098B (en) * | 2021-10-27 | 2024-10-08 | 博侃电气（合肥）有限公司 | Cable is with pressing from both sides tail device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449391A (en) * | 2015-12-15 | 2016-03-30 | 湖北襄开电力设备有限公司 | Quick coupler for in-out cables of high- voltage switch cabinet |
| CN109301584A (en) * | 2018-11-14 | 2019-02-01 | 云南电网有限责任公司红河供电局 | A cable plug device |
| CN211744018U (en) * | 2020-04-14 | 2020-10-23 | 深圳市达润电子有限公司 | Cable fixed joint |
-
2021
- 2021-09-15 CN CN202111077605.7A patent/CN113517578B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449391A (en) * | 2015-12-15 | 2016-03-30 | 湖北襄开电力设备有限公司 | Quick coupler for in-out cables of high- voltage switch cabinet |
| CN109301584A (en) * | 2018-11-14 | 2019-02-01 | 云南电网有限责任公司红河供电局 | A cable plug device |
| CN211744018U (en) * | 2020-04-14 | 2020-10-23 | 深圳市达润电子有限公司 | Cable fixed joint |
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| Publication number | Publication date |
|---|---|
| CN113517578A (en) | 2021-10-19 |
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