CN103166067A - L29 type inserting needle contact element radio-frequency coaxial connector connected with 1/2' super flexible cable in matching mode - Google Patents
L29 type inserting needle contact element radio-frequency coaxial connector connected with 1/2' super flexible cable in matching mode Download PDFInfo
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- CN103166067A CN103166067A CN2011104179799A CN201110417979A CN103166067A CN 103166067 A CN103166067 A CN 103166067A CN 2011104179799 A CN2011104179799 A CN 2011104179799A CN 201110417979 A CN201110417979 A CN 201110417979A CN 103166067 A CN103166067 A CN 103166067A
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- outer conductor
- coaxial connector
- flexible cable
- super flexible
- frequency coaxial
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Abstract
The invention relates to a radio-frequency coaxial connector, in particular to an L29 type inserting needle contact element radio-frequency coaxial connector connected with a 1/2' super flexible cable in a matching mode. Field rapid installation can be achieved, and based on the fact that the L29 type inserting needle contact element radio-frequency coaxial connector is connected with a ripple aluminum pipe 1/2' super flexible cable in a matching mode, the L29 type inserting needle contact element radio-frequency coaxial connector can further be connected with multiple kinds of ripple copper pipe 1/2' super flexible cables in a matching mode. The L29 type inserting needle contact element radio-frequency coaxial connector connected with the 1/2' super flexible cable in the matching mode comprises a first outer conductor and a second outer conductor, and is characterized in that an inner conductor is arranged on the inner wall of the first outer conductor, a first sealing piece is arranged between the first outer conductor and the second outer conductor, a screw sleeve is arranged on one side of the inner conductor, a fastening and clamping piece and a second sealing piece are respectively arranged at two ends of the second outer conductor, and an insulating support piece is arranged on the first outer conductor.
Description
One, technical field:
The present invention relates to a kind of radio frequency (RF) coaxial connector, especially relate to a kind ofly connect 1/2 " super flexible cable
L29 type contact pin contacting piece RF coaxial connector.
Two, background technology:
Along with the fast development of mobile communication cause, the demand of the antenna feeder cable of, low-loss large to power capacity, low intermodulation also increases day by day.So 1/2 " super flexible cable use amount in signal transmission system grows with each passing day.Simultaneously the installment and debugging of antenna-feedback system all carries out in the open air, the first-selection when therefore being convenient to the open-air connector of installing and being also antenna-feedback system and selecting connector.
Present 1/2 " super flexible cable can be divided into according to the shape of outer conductor ripple copper pipe and the large class of corrugated aluminum pipe two.But due to different cable manufacturers produce 1/2 " corrugated cable size difference to some extent all, and corrugated aluminum pipe has larger different from ripple copper pipe cable in the use especially.Therefore, although be all 1/2 " coaxial cable, due to difference and the connector construction restriction of cable dimension, the cable produced of different manufacturers all needs to have a kind of connector corresponding with it basically.Also there is not in the market the connector that can connect simultaneously corrugated aluminum pipe and two kinds of dissimilar cables of ripple copper pipe.
L29, N Connector connect the superior characteristics such as reliable (screw-type connections), stable, power capacity is large, high pressure resistant, low-loss firm in structure and become the sky of high power capacity, low-loss, low intermodulation, the cable development of bursting, the first-selected interface during exploitation with it
Existing connect 1/2 " the L29 type contact pin contacting piece RF coaxial connector of super flexible cable; because its internal structure is complicated; part is various; processing, the assembly difficulty of part are large; during production in enormous quantities, quality stability is relatively poor; so not only make the production cost of connector increase, more be not suitable for installation and the replacing in field.
In sum, connecting at present 1/2 " the L29 type contact pin contacting piece RF coaxial connector of super flexible cable exists significantly not enough; and this patent product solves these problems substantially with the design of its uniqueness: this patent product can be realized open-air Fast Installation, and based on connecting corrugated aluminum pipe 1/2 " also can connect multiple ripple copper pipe 1/2 in super flexible cable " super flexible cable.
Three, summary of the invention:
The present invention provides a kind of and connects 1/2 in order to solve the weak point in the above-mentioned background technology " super gentle
The L29 type contact pin contacting piece RF coaxial connector of cable can be realized open-air Fast Installation, and based on connecting corrugated aluminum pipe 1/2 " also can connect multiple ripple copper pipe 1/2 in super flexible cable " super flexible cable.
For achieving the above object, the technical solution used in the present invention is: a kind ofly connect 1/2 " the L29 type contact pin contacting piece RF coaxial connector of super flexible cable; comprise outer conductor one and outer conductor two; it is characterized in that: be provided with inner wire on the inwall of described outer conductor one; be provided with seal one between described outer conductor one and outer conductor two; side of described inner wire is provided with swivel nut, the two ends of described outer conductor two are respectively arranged with anchorage clip gripping member and seal two.
Also be provided with insulated support on described outer conductor one.
Compared with prior art, the advantage and the effect that have of the present invention is as follows:
1, be convenient to open-air the installation
Because installation, the debugging of antenna-feedback system are all carried out in the open air, and be positioned at tens meters even on the steel tower of hundreds of rice, install for the ease of the field, at first just should reduce as far as possible the part of connector, connector and cable assembly are normal to be installed and changes and bring very large inconvenience because part can be given too much; Secondly to use exactly the simple and reliable connected mode that gets, all can not adopt as modes such as welding.This patent product adopts by forward and backward two body structures dimerous, connector is installed chaotic degree because part causes too much drop to minimum; And patented product employing attaching mode of the present invention, as long as use two spanners just can install, therefore be specially adapted to open-air fitting operation;
2, cable connects simple and reliable
After this connector connecting cable the connection of whole cable assembly is very reliable, and electric property is extremely good, and can reach 10 years the open-air useful life of cable assembly, makes the user without any trouble and worry.
Different cable manufacturer production 1/2 " the corrugated coaxial cable size difference mainly concentrates on the diameter of dielectric, outer conductor, oversheath; due to the special clamping structure of patent of the present invention, make to different cable manufacturer production 1/2 " super flexible cable has extremely strong compatibility.
3, unique internal structure design
Patent of the present invention has unique internal structure design, utilize cleverly axially dislocation compensation and radially the method such as impedance matching make it in the shortest length range, obtain optimized electric property, adopt simultaneously novel dielectric material and unique internal structure to make patent of the present invention have good sealing property, mechanical performance and third order intermodulation.
Four, description of drawings:
Fig. 1 is structural representation of the present invention;
Fig. 2 is for connecting the structural representation of swivel nut;
Fig. 3 is the structural representation of insulated support;
Fig. 4 is the structural representation of inner wire;
Fig. 5 is the structural representation of outer conductor one;
Fig. 6 is the structural representation of anchorage clip gripping member;
Fig. 7 is the structural representation of outer conductor two;
Fig. 8 is the structural representation of seal one;
Fig. 9 is the structural representation of seal two;
Figure 10 is the schematic diagram after connecting cable of the present invention.
In figure, 1-swivel nut, 2-insulated support, 3-inner wire, 4-outer conductor one, 5-anchorage clip gripping member, 6-outer conductor two, 7-seal one, 8-seal two, 9-cable outer conductor, 10-connector.
Five, embodiment:
Referring to Fig. 1-Figure 10: a kind ofly connect 1/2 " the L29 type contact pin contacting piece RF coaxial connector of super flexible cable; comprise outer conductor 1 and outer conductor 26; be provided with inner wire 3 on the inwall of described outer conductor 1; be provided with seal 1 between described outer conductor 1 and outer conductor 26; side of described inner wire 3 is provided with swivel nut 1; two ends of described outer conductor 26 are respectively arranged with anchorage clip gripping member 5 and seal 28, also be provided with insulated support 2 on described outer conductor 1.
Patent of the present invention adopts inner one section of outer conductor 26 to coordinate the cable helical structure as support, because aluminium and copper all have ductility preferably, after opening, cable outer conductor 9 is close on the end face of outer conductor 26, by anchorage clip gripping member 5 afterbody arc surfaces and the outer conductor 26 common clamping cables outer conductors 9 in end, see figure ten for details.No matter the outer conductor of cable is aluminium matter or copper, can open smoothly and conform to arc surface, efficiently solves different cables and can't adopt Same Part to clamp the difficult problem of outer conductor.
Patented product of the present invention adopts anchorage clip gripping member 5 and is press-fitted outer conductor 1, and anchorage clip gripping member 5 afterbodys and outer conductor 26 end faces are done the structure of step, see Fig. 6 and Fig. 7 for details.In the process that outer conductor 1 and outer conductor 26 are tightened, because step can provide larger pressure, the top of anchorage clip gripping member 5 afterbody steps will head in the outer conductor that opens, and can make connector 10 be to reach after cable connects the classification of waterproof of IP68.Because seal 1 coordinates the cable screw thread to be spun on cable with sealed ring deformation sealing in conventional outer conductor 1 and process that outer conductor 26 is tightened, seal 28, be out of shape in the process that outer conductor 1 and outer conductor 26 are tightened cable and outer conductor 26 are sealed, so these connector 10 structural entity sealing means and cable dimension are irrelevant, connect any producer 1/2 " super flexible cable can reach good sealing effectiveness equally.
Conventional connector is generally to adopt polytetrafluoroethylene to make (PTFE) for insulating supporting, but due to the some shortcomings of polytetrafluoroethylene itself, and, inapplicable mold pressing production lower such as mechanical strength, resistance to elevated temperatures are poor etc.Patent of the present invention adopts various aspects of performance all to be better than the new insulation material of polytetrafluoroethylene---and TPX is used as the main support part (insulated support of inner wire, see Fig. 2 for details), and ingenious structural design in addition, not only make the inner wire of connector 10 obtain firm support, coordinate the interface waterproofing design of inner wire uniqueness to make connector 10 inside have good sealing, the electric property that most importantly TPX is stable makes connector obtain more superior and stable electric property; Thereby TPX can mold pressing process the cost that also reduces connector simultaneously, TPX is high grade of transparency crystallinity condensate, density is 0.82, at high temperature have quite high elongation at break and impact strength and superior creep resistant, fusing point is about 240 degree, deflection at high temperature is little, very suitable mould molding processing; TPX has excellent electric insulation character, and its dielectric strength reaches 65KV/mm, is excellent than PTFE and propylene, and dielectric constant is about 2.12, and dielectric absorption is very low; The water absorption of TPX is very low, is only 0.01, therefore water and steam is had high tolerance.
In patented product of the present invention, another novel part is exactly seal 28, seal 28 does not still give cable with supplemental support, the more important thing is that the position that makes connector connect for tail portion of connector and cable due to its unique texture applies certain pressure in the process of connecting cable, so not only connect reliably, and the third order intermodulation index raising of connector is had great role.
Claims (2)
1. one kind connects 1/2 " the L29 type contact pin contacting piece RF coaxial connector of super flexible cable; comprise outer conductor one (4) and outer conductor two (6); it is characterized in that: be provided with inner wire (3) on the inwall of described outer conductor one (4); be provided with seal one (7) between described outer conductor one (4) and outer conductor two (6); a side of described inner wire (3) is provided with swivel nut (1), the two ends of described outer conductor two (6) are respectively arranged with anchorage clip gripping member (5) and seal two (8).
2. according to claim 1ly connect 1/2 " the L29 type contact pin contacting piece RF coaxial connector of super flexible cable, it is characterized in that: also be provided with insulated support (2) on described outer conductor one (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104179799A CN103166067A (en) | 2011-12-15 | 2011-12-15 | L29 type inserting needle contact element radio-frequency coaxial connector connected with 1/2' super flexible cable in matching mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104179799A CN103166067A (en) | 2011-12-15 | 2011-12-15 | L29 type inserting needle contact element radio-frequency coaxial connector connected with 1/2' super flexible cable in matching mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103166067A true CN103166067A (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104179799A Pending CN103166067A (en) | 2011-12-15 | 2011-12-15 | L29 type inserting needle contact element radio-frequency coaxial connector connected with 1/2' super flexible cable in matching mode |
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| Country | Link |
|---|---|
| CN (1) | CN103166067A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5866849A (en) * | 1996-08-08 | 1999-02-02 | Antec Corporation | Connector sealing sleeve |
| CN101136527A (en) * | 2007-10-25 | 2008-03-05 | 西安富士达科技股份有限公司 | L29 type contact pin contacting piece RF coaxial connector adapting 1/2'' coaxial cable |
| CN201118028Y (en) * | 2007-10-25 | 2008-09-17 | 西安富士达科技股份有限公司 | N type pin contact member RF coaxial connector adapting to 1/2''co-axial cable |
-
2011
- 2011-12-15 CN CN2011104179799A patent/CN103166067A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5866849A (en) * | 1996-08-08 | 1999-02-02 | Antec Corporation | Connector sealing sleeve |
| CN101136527A (en) * | 2007-10-25 | 2008-03-05 | 西安富士达科技股份有限公司 | L29 type contact pin contacting piece RF coaxial connector adapting 1/2'' coaxial cable |
| CN201118028Y (en) * | 2007-10-25 | 2008-09-17 | 西安富士达科技股份有限公司 | N type pin contact member RF coaxial connector adapting to 1/2''co-axial cable |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20130619 |