CN201570605U - N-type pin RF coaxial connector of adaption 7D-FB type coaxial cable - Google Patents
N-type pin RF coaxial connector of adaption 7D-FB type coaxial cable Download PDFInfo
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- CN201570605U CN201570605U CN2009202996064U CN200920299606U CN201570605U CN 201570605 U CN201570605 U CN 201570605U CN 2009202996064 U CN2009202996064 U CN 2009202996064U CN 200920299606 U CN200920299606 U CN 200920299606U CN 201570605 U CN201570605 U CN 201570605U
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Abstract
The utility model discloses an N-type pin RF coaxial connector, which is suitable for an adaption 7D-FB type coaxial cable, wherein the inner conductor and the outer conductor in the connector are divided by an insulating medium and an insulating plug, a threaded sleeve is sleeved at the front end of the outer conductor, and a press line pipe is sleeved at the rear end of the outer conductor; the insulating plug limits the cable insulating layer inserted into the outer conductor in a radial manner, a gap for accommodating a cable shielding layer is formed between the outer wall of the outer conductor and the inner wall of the press line pipe, and when the press line pipe deforms due to pressure, the cable shielding layer is fixed between the press line pipe and the outer conductor. The utility model has the advantages of compact structure, reliable and effective compression joint of cables, convenient field installation, and more superior and stable electrical properties, and is particularly suitable for large batch production. The assembling efficiency of the RF coaxial connector provided by the utility model is 1.5 to 2 times of that of the traditional installing and connecting connector based on the experimental verification.
Description
Technical field:
The utility model relates to a kind of N type pin type radio frequency (RF) coaxial connector of the 7D-FB of connecting coaxial cable.
Background technology:
At present, connecting the 7D-FB coaxial cable at N type radio frequency (RF) coaxial connector generally adopts the mode of attaching that cable shield is clamped on the connector.As shown in Figure 3, specifically be earlier cable inner conductor 15a to be welded on the connector inner wire 4, cable shield 15c is placed between conical shell 10 and the plain washer 11 again, after be inserted in sleeve 12, packing ring 13, fastening back seat 14 successively on cable, by screwing fastening back seat 14 in outer conductor 6, cable shield 15c is clamped between conical shell 10 and the plain washer 11, thereby cable is fixed on the connector.Snap ring 9 is limited in swivel nut 1 on the outer conductor 6, and after the installation, it is stressed to the contact pin direction that swivel nut 1 drives outer conductor 6, but snap ring need bear axial load; This mode has three big drawbacks: the one, and the product cost height, part is many, and consumable material is many, and competitive advantage is little on market; The 2nd, this kind connector assembling production efficiency is low, and numerous parts connect and bring certain assembly difficulty; The 3rd, the connector electrical performance indexes is poor, owing to have the distortion and possible the circling round of fastening back seat of cable braid, brings bigger RF reflection loss, makes the electrical performance indexes variation.
Summary of the invention:
For overcoming the defective of prior art, the purpose of this utility model is to provide a kind of simple for structure, crimping cable reliable and efficient, convenient open-air the installation, radio frequency (RF) coaxial connector with more superior and stable electric property can be used for connecting in enormous quantities the 7D-FB coaxial cable.
The utility model technical solution problem adopts following technical scheme:
A kind of N type pin type radio frequency (RF) coaxial connector that connects the 7D-FB coaxial cable is separated with dielectric and insulation plug between this connector inner wire and the outer conductor, and the front end outer cover of outer conductor is connected to swivel nut, and the rear end outer cover of outer conductor is connected to the line ball pipe; Described insulation plug is radially spacing to the cable insulation that inserts in the outer conductor, have the gap that holds cable shield between the inwall of the outer wall of described outer conductor and described line ball pipe, the screen with cable during described line ball pipe compressive deformation is fixed between line ball pipe and the outer conductor.
Design feature of the present utility model also is:
The rear end outer wall of outer conductor is provided with knurling, with assurance cable shield reliably is crimped between the outer conductor of line ball inside pipe wall and connector, and then guarantees that the outer conductor of cable and the outer conductor of connector form reliable the connection.
Described swivel nut is from its axial direction, and one section outer wall of swivel nut is provided with anti-skidding knurling, and another of swivel nut section outer wall is set to the hex nut structure, uses special spanner fastening again behind the hand-tight make-up when install in convenient field.
Compared with the prior art, the beneficial effects of the utility model are embodied in:
The rear end of the utility model connector outer conductor outside socket line ball pipe, adopt Crimping Pliers that circular line ball pipe is pressed into hexagon, and then the screen of cable is clamped between line ball pipe and the outer conductor outer wall, and the outer wall of outer conductor is provided with knurling, guarantees that crimping is reliable; Swivel nut of the present utility model is divided into two sections of integral type from its axial direction, the one section outer wall that is swivel nut is provided with anti-skidding knurling, another of swivel nut section outer wall is set to the hex nut structure, uses special spanner fastening again behind the hand-tight make-up when install in convenient field, guarantees that the height that connects is reliable.
The utility model connector construction is succinct, crimping cable is reliable and efficient, open-air easy for installation, has more superior and stable electric property, is particularly suitable for producing in enormous quantities.Empirical tests, the efficiency of assembling of the utility model radio frequency (RF) coaxial connector are 1.5 to 2 times of traditional installation type connector.
Description of drawings:
Fig. 1 is the assembly structure schematic diagram of the utility model N type pin type radio frequency (RF) coaxial connector.
Fig. 2 connects the assembling schematic diagram of 7D-FB coaxial cable for the utility model radio frequency (RF) coaxial connector.
Fig. 3 connects the assembly structure schematic diagram of 7D-FB cable for installation type radio frequency (RF) coaxial connector in the prior art.
Number in the figure: 1 swivel nut, 2 dielectrics, 3 sealing rings, 4 inner wires, 5 back-up rings, 6 outer conductors, the 6a knurling, 7 insulation plugs, 8 line ball pipes, 9 snap rings, 10 conical shells, 11 plain washers, 12 sleeves, 13 packing rings, 14 fastening back seats, 15a cable inner conductor, 15b cable insulation, 15c cable shield.
Below pass through embodiment, and the utility model is described in further detail in conjunction with the accompanying drawings.
Embodiment:
Embodiment: in conjunction with Fig. 1, the N type pin type radio frequency (RF) coaxial connector of present embodiment, be applicable to and connect 7D-FB type coaxial cable, separate with dielectric 2 and insulation plug 7 between connector inner wire 4 and the outer conductor 6, the front end outer cover of outer conductor 6 is connected to swivel nut 1, the rear end outer cover of outer conductor 6 is connected to line ball pipe 8, and sealing ring 3 plays sealing function after connection.Shown in Figure 2, insulation plug 7 can be radially spacing to the cable insulation 15b that inserts in the outer conductor, and isolation prevents short circuit between inner wire 4 and cable insulation 15b, has the gap that holds cable shield 15c between the inwall of the outer wall of outer conductor 6 and line ball pipe 8, screen with cable during line ball pipe compressive deformation is fixed between line ball pipe 8 and the outer conductor 6, and then guarantees that the outer conductor of cable forms good the contact with the outer conductor of connector.
In specifically being provided with, the rear end outer wall of outer conductor 6 is provided with knurling 6a, guarantees the reliable crimping to cable shield.Back-up ring 5 is limited in swivel nut 1 on the outer conductor 6, and does not use traditional snap ring, and after the installation, it is stressed to the contact pin direction that swivel nut 1 drives outer conductor 6, and rubber back-up ring 5 does not bear axial load.
In conjunction with Fig. 2, swivel nut 1 can be considered two sections formations that integrative-structure is arranged from its axial direction, one section outer wall of swivel nut is provided with anti-skidding knurling, another of swivel nut section outer wall is set to the hex nut structure, use special spanner fastening again behind the hand-tight make-up when install in convenient field, guarantee that the height that connects is reliable.In the assembling, inner wire 15a with the 7D-FB coaxial cable is welded to connect with inner wire 4, insulation plug 7 is sandwiched in anti-short circuit between inner wire 4 and the cable insulation 15b, cable insulation 15b radially is fixed in the endoporus of outer conductor 6, the screen 15c of cable is crimped on the afterbody twice knurling 6a of outer conductor 6 by the hexagonal shaping of line ball pipe 8, promptly use the hexagonal Crimping Pliers that circular line ball pipe is pressed into hexagon, as shown in Figure 2, finished the assembling that N type pin type radio frequency (RF) coaxial connector connects the 7D-FB coaxial cable.
Claims (4)
1. N type pin type radio frequency (RF) coaxial connector that connects the 7D-FB coaxial cable, it is characterized in that, separate with dielectric (2) and insulation plug (7) between connector inner wire (4) and the outer conductor (6), the front end outer cover of outer conductor (6) is connected to swivel nut (1), and the rear end outer cover of outer conductor (6) is connected to line ball pipe (8); Described insulation plug is radially spacing to the cable insulation that inserts in the outer conductor, have the gap that holds cable shield between the inwall of the outer wall of described outer conductor and described line ball pipe, the screen with cable during described line ball pipe compressive deformation is fixed between line ball pipe and the outer conductor.
2. a kind of N type pin type radio frequency (RF) coaxial connector that connects the 7D-FB coaxial cable according to claim 1 is characterized in that the rear end outer wall of outer conductor (6) is provided with knurling (6a).
3. a kind of N type pin type radio frequency (RF) coaxial connector that connects the 7D-FB coaxial cable according to claim 1 is characterized in that described swivel nut adopts back-up ring (5) to be limited on the outer conductor (6).
4. a kind of N type pin type radio frequency (RF) coaxial connector that connects the 7D-FB coaxial cable according to claim 1, it is characterized in that described swivel nut (1) is from its axial direction, one section outer wall of swivel nut is provided with anti-skidding knurling, and another of swivel nut section outer wall is set to the hex nut structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202996064U CN201570605U (en) | 2009-12-25 | 2009-12-25 | N-type pin RF coaxial connector of adaption 7D-FB type coaxial cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202996064U CN201570605U (en) | 2009-12-25 | 2009-12-25 | N-type pin RF coaxial connector of adaption 7D-FB type coaxial cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201570605U true CN201570605U (en) | 2010-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202996064U Expired - Fee Related CN201570605U (en) | 2009-12-25 | 2009-12-25 | N-type pin RF coaxial connector of adaption 7D-FB type coaxial cable |
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| CN (1) | CN201570605U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103296513A (en) * | 2013-06-19 | 2013-09-11 | 胡汝刚 | Radio frequency coaxial connector with high reliability |
| CN103427258B (en) * | 2013-08-14 | 2015-08-12 | 安徽蓝麦通信科技有限公司 | A kind of radio frequency cable connector being suitable for field assembling |
| CN105957599A (en) * | 2016-07-09 | 2016-09-21 | 中国电子科技集团公司第四十研究所 | High-power radio frequency coaxial cable component for aerospace |
| CN107769097A (en) * | 2017-11-15 | 2018-03-06 | 泰州市博泰电子有限公司 | A kind of preparation method of new-energy automobile high-voltage wiring harness protective case |
| CN110086004A (en) * | 2019-04-29 | 2019-08-02 | 江苏正恺电子科技有限公司 | A kind of attachment device and its compression bonding method improving crimping reliability |
| CN110299633A (en) * | 2018-11-21 | 2019-10-01 | 陕西金信诺电子技术有限公司 | One kind having new structural SMA type radio frequency (RF) coaxial connector |
| CN113871911A (en) * | 2021-09-30 | 2021-12-31 | 常州金信诺凤市通信设备有限公司 | Test line connector and test line |
-
2009
- 2009-12-25 CN CN2009202996064U patent/CN201570605U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103296513A (en) * | 2013-06-19 | 2013-09-11 | 胡汝刚 | Radio frequency coaxial connector with high reliability |
| CN103427258B (en) * | 2013-08-14 | 2015-08-12 | 安徽蓝麦通信科技有限公司 | A kind of radio frequency cable connector being suitable for field assembling |
| CN105957599A (en) * | 2016-07-09 | 2016-09-21 | 中国电子科技集团公司第四十研究所 | High-power radio frequency coaxial cable component for aerospace |
| CN107769097A (en) * | 2017-11-15 | 2018-03-06 | 泰州市博泰电子有限公司 | A kind of preparation method of new-energy automobile high-voltage wiring harness protective case |
| CN110299633A (en) * | 2018-11-21 | 2019-10-01 | 陕西金信诺电子技术有限公司 | One kind having new structural SMA type radio frequency (RF) coaxial connector |
| CN110086004A (en) * | 2019-04-29 | 2019-08-02 | 江苏正恺电子科技有限公司 | A kind of attachment device and its compression bonding method improving crimping reliability |
| CN113871911A (en) * | 2021-09-30 | 2021-12-31 | 常州金信诺凤市通信设备有限公司 | Test line connector and test line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100901 Termination date: 20151225 |
|
| EXPY | Termination of patent right or utility model |