CN201117839Y - N type pin contact member RF coaxial connector adapting to 1-5/8''co-axial cable - Google Patents
N type pin contact member RF coaxial connector adapting to 1-5/8''co-axial cable Download PDFInfo
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- CN201117839Y CN201117839Y CNU2007201261589U CN200720126158U CN201117839Y CN 201117839 Y CN201117839 Y CN 201117839Y CN U2007201261589 U CNU2007201261589 U CN U2007201261589U CN 200720126158 U CN200720126158 U CN 200720126158U CN 201117839 Y CN201117839 Y CN 201117839Y
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Abstract
The utility model relates to an N-model pin contact-piece radio-frequency coaxial connector that adapts to 1-5/8' coaxial cables, which not only can realize the rapid installation in the open air, but also can adapt to the smooth-pipe cable connector and the corrugated-pipe cable connector at the same time. The connector of the utility model has simple structure, simple and reliable connection of the cables, and good tightness as well as better and stable electrical performance. The connector of the utility model comprises an outer conductor 2 and an outer conductor 7, which are connected with each other, and an inner conductor 4 is arranged between the outer conductor 2 and the outer conductor 7; an insulation supporting piece 3 that is used as the main support of the inner conductor 4 is arranged between the inner conductor 4 and the outer conductor 2; and an insulation supporting piece 6 that is used as the auxiliary support of the inner conductor 4 is arranged between the tail part of the inner conductor 4 and the outer conductor 7; the insulation supporting piece 3 is a TPX insulation supporting piece, an arc is arranged at the interior of the outer conductor 7, and an inclined surface with a stage is arranged at the tail part of the outer conductor 2.
Description
One, technical field:
The utility model relates to a kind of radio frequency (RF) coaxial connector, especially relates to a kind of 1-5/8 of connecting " the N type contact pin contacting piece RF coaxial connector of coaxial cable.
Two, background technology:
In the background technology, along with the fast development of mobile communication cause,, low-loss big to power capacity, the sky of low intermodulation, the demand of feeder line cable also increase day by day.Therefore be of a size of 1-5/8 " coaxial cable use amount in signal transmission system grow with each passing day.Installation of sky, feedback system simultaneously and debugging are all carried out in the open air, and therefore being convenient to the open-air connector of installing also is sky, the first-selection when feedback system is selected connector for use.
Present 1-5/8 " coaxial cable can be divided into bellows and plain tube two big classes according to the shape of outer conductor.But because the 1-5/8 that produces of different cable manufacturers " corrugated cable size difference to some extent all, and plain tube has bigger different with corrugated cable in shape especially.Therefore, though all be 1-5/8 " coaxial cable because the difference of cable dimension and connector construction restriction, it is corresponding with it that the cable that different basically manufacturers produce all needs a kind of connector.Also there is not the connector that can connect plain tube and two kinds of dissimilar cables of bellows simultaneously in the market.
L29, N Connector connect superior characteristics such as reliable (screw-type connections), stable, power capacity is big, high pressure resistant, low-loss firm in structure with it and the antenna feeder cable that becomes high power capacity, low-loss, low intermodulation is developed the first-selected interface during exploitation.The existing 1-5/8 that connects " the N type contact pin contacting piece RF coaxial connector of coaxial cable; because its internal structure complexity; part is various; processing, the assembly difficulty of part are big; quality stability is relatively poor during production in enormous quantities; so not only make the production cost of connector increase, more be not suitable for the installation and the replacing in field.
In sum, connecting 1-5/8 at present " the N type contact pin contacting piece RF coaxial connector of coaxial cable exists significantly not enough.
Three, utility model content:
The utility model is in order to solve the weak point in the above-mentioned background technology, a kind of 1-5/8 of connecting is provided " the N type contact pin contacting piece RF coaxial connector of coaxial cable; it can realize open-air Fast Installation; can also connect the connector of plain tube and two kinds of dissimilar cables of bellows simultaneously; simple for structure; cable connects simple and reliable, and has good sealing property, and more superior and stable electric property.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of 1-5/8 that connects " the N type contact pin contacting piece RF coaxial connector of coaxial cable; comprise outer conductor 2 and outer conductor 7; be inner wire 4 between outer conductor 2 and the outer conductor 7; it is characterized in that: be provided with between inner wire 4 and the outer conductor 2 as the inner wire 4 main insulated supports 3 that support, be provided with insulated support 6 between inner wire 4 afterbodys and the outer conductor 7 as inner wire 4 supplemental support.
Above-mentioned insulated support 3 is the TPX insulated support.
Above-mentioned outer conductor 7 inside are provided with one section circular arc, and outer conductor 2 afterbodys are provided with the inclined-plane.
Above-mentioned outer conductor 2 aft mounted inclined-planes are the inclined-plane that has step.
Compared with prior art, the advantage and the effect that the utlity model has are as follows:
1, is convenient to open-air the installation
Because the installation of sky, feedback system, debugging are all carried out in the open air, and be positioned on the iron tower of tens meters even hundreds of rice, install for the ease of the field, at first just should reduce the part of connector as far as possible, connector and cable assembly are normal to be installed and changes and bring very big inconvenience because part can be given too much; Secondly to use the simple and reliable connected mode that gets exactly, all can not adopt as modes such as welding.The utility model adopts by forward and backward two body structures dimerous, connector is installed chaotic degree because of part causes too much drop to minimum; And the utility model employing attaching mode, as long as use two spanners just can install, therefore be specially adapted to open-air fitting operation;
2, cable connects simple and reliable
It is very reliable to connect behind the cable connection of whole cable assembly, and electric property is extremely good, and can reach 10 years the open-air useful life of cable assembly, makes the user not have any trouble and worry.
The 1-5/8 of different cable manufacturer production " the corrugated coaxial cable size difference mainly concentrates on the diameter of dielectric, outer conductor, crust, the utility model is to the 1-5/8 of different cable manufacturer production " coaxial cable has extremely strong compatibility.
Four, description of drawings:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 connects the cable simplified schematic diagram for the utility model;
Fig. 3 is the I portion partial enlarged drawing of Fig. 2;
Fig. 4 is outer conductor 2 afterbody inclined-plane schematic diagrames;
Fig. 5 is the H portion partial enlarged drawing of Fig. 4;
Fig. 6 is the structural representation of insulated support 3;
Fig. 7 is that the A of Fig. 6 is to view;
Fig. 8 is the structural representation of insulated support 6;
Fig. 9 is that the B of Fig. 8 is to view;
Figure 10 is the structural representation of outer conductor 7;
Figure 11 is that the C of Figure 10 is to view;
Figure 12 connects schematic diagram behind the cable for the utility model.
Among the figure, 1-swivel nut, 2-outer conductor, 3-insulated support, 4-inner wire, 5-seal, 6-insulated support, 7-outer conductor, 8-connector, 9-cable, 10-cable outer conductor, 11-cable inner conductor, 12-cable insulation.
Five, embodiment:
Referring to Fig. 1, the utility model comprises outer conductor 2 and outer conductor 7, be inner wire 4 between outer conductor 2 and the outer conductor 7, be provided with between inner wire 4 and the outer conductor 2 as the inner wire 4 main insulated supports 3 that support, be provided with insulated support 6 between inner wire 4 afterbodys and the outer conductor 7 as inner wire 4 supplemental support, insulated support 3 is the TPX insulated support, and outer conductor 7 inside are provided with one section circular arc, and outer conductor 2 afterbodys are provided with the inclined-plane that has step.
Referring to Fig. 2, Fig. 3, Figure 10 and Figure 11, the utility model adopts outer conductor 7 inner one section circular arc as support, because aluminium and copper all have ductility preferably, after opening, cable outer conductor 10 is close on the circular arc of outer conductor 7, by outer conductor 2 afterbody inclined-planes and the common clamping cables outer conductor of outer conductor 7 inner circular arcs, no matter be light face or corrugated cable, no matter also the outer conductor of cable is an aluminium matter or copper, can both open smoothly and conform to arc surface, efficiently solve different cables and can't adopt same part to clamp the difficult problem of outer conductor.Referring to Fig. 4 and Fig. 5, the utility model adopts outer conductor 2 afterbody inclined-planes to do the mode of step, in the process that outer conductor 2 and outer conductor 7 are tightened, because step can provide bigger pressure, the top of step will penetrate in the outer conductor that opens, and can make connector reach the classification of waterproof of IP68 after connecting with cable.Owing to be different from conventionally,, connect the 1-5/8 of any producer so this sealing means and cable dimension are irrelevant by the sealing ring deformable seal " coaxial cable can both reach good sealing effectiveness equally.Referring to Fig. 1 and Fig. 6, Fig. 7, the utility model adopts novel dielectric material and structure to make and the utlity model has excellent sealing performance, mechanical performance and third order intermodulation.Conventional connector generally is to adopt polytetrafluoroethylene to make (PTFE) to support for insulation, but because the some shortcomings of polytetrafluoroethylene itself, such as lower, the inapplicable mold pressing production of mechanical strength, resistance to elevated temperatures difference etc.The utility model patent then 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 of inner wire 4.TPX is a high grade of transparency crystallinity condensate, and density is 0.82, at high temperature has quite high elongation at break and impact strength and superior creep resistant, and fusing point is about 240 degree, and 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, only is 0.01, therefore water and steam is had high tolerance.Adopt the main support part of TPX as inner wire 4, not only make the inner wire 4 of connector obtain firm support, and make connector inside have good sealing property, most importantly the electric property that TPX is stable makes connector obtain more superior and stable electric property; Thereby TPX can mold pressing process the production cost that also reduces connector simultaneously.Referring to Fig. 1 and Fig. 8, Fig. 9, in the utility model, another novel part is exactly an insulated support 6, insulated support 6 does not still give inner wire 4 with supplemental support, the more important thing is that its position that makes connector 8 connect for inner wire 4 afterbodys and cable core applies certain pressure in the process that connects cable 9, so not only connect reliably, and the third order intermodulation index raising of connector 8 is had great role.Figure 12 shows that the schematic diagram after the utility model connects cable.
Claims (4)
1, a kind of 1-5/8 that connects " the N type contact pin contacting piece RF coaxial connector of coaxial cable; comprise outer conductor (2) and outer conductor (7); be inner wire (4) between outer conductor (2) and the outer conductor (7); it is characterized in that: be provided with between inner wire (4) and the outer conductor (2) as the main insulated support (3) that supports of inner wire (4), be provided with insulated support (6) between inner wire (4) afterbody and the outer conductor (7) as inner wire (4) supplemental support.
2, a kind of 1-5/8 that connects according to claim 1 " the N type of coaxial cable plugs in coaxial connector, and it is characterized in that: described insulated support (3) is the TPX insulated support.
3, a kind of 1-5/8 that connects according to claim 2 " the N type contact pin contacting piece RF coaxial connector of coaxial cable, it is characterized in that: described outer conductor (7) inside is provided with one section circular arc, and outer conductor (2) afterbody is provided with the inclined-plane.
4, a kind of 1-5/8 that connects according to claim 3 " the N type contact pin contacting piece RF coaxial connector of coaxial cable, it is characterized in that: the aft mounted inclined-plane of described outer conductor (2) is the inclined-plane that has step.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007201261589U CN201117839Y (en) | 2007-10-25 | 2007-10-25 | N type pin contact member RF coaxial connector adapting to 1-5/8''co-axial cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007201261589U CN201117839Y (en) | 2007-10-25 | 2007-10-25 | N type pin contact member RF coaxial connector adapting to 1-5/8''co-axial cable |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201117839Y true CN201117839Y (en) | 2008-09-17 |
Family
ID=39992425
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2007201261589U Expired - Fee Related CN201117839Y (en) | 2007-10-25 | 2007-10-25 | N type pin contact member RF coaxial connector adapting to 1-5/8''co-axial cable |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201117839Y (en) |
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2007
- 2007-10-25 CN CNU2007201261589U patent/CN201117839Y/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080917 Termination date: 20131025 |