CN204045784U - A kind of SMA microminiature bent type radio frequency coaxial connector connecting semi-rigid cable - Google Patents
A kind of SMA microminiature bent type radio frequency coaxial connector connecting semi-rigid cable Download PDFInfo
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- CN204045784U CN204045784U CN201420402977.1U CN201420402977U CN204045784U CN 204045784 U CN204045784 U CN 204045784U CN 201420402977 U CN201420402977 U CN 201420402977U CN 204045784 U CN204045784 U CN 204045784U
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- housing
- insulator
- sma
- microminiature
- radio frequency
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Abstract
The utility model discloses a kind of SMA microminiature bent type radio frequency coaxial connector connecting semi-rigid cable, comprise the second housing of the curved formula right-angle structure of one, the first shell in press-in second housing, be arranged on the first insulator in the first shell, be arranged on the second insulator in second housing, first insulator and the second insulator are fixed with pressure by 45° angle, and be provided with curved formula inner wire within it, the afterbody of curved formula inner wire has yi word pattern groove, heart yearn and the yi word pattern groove Elastic Contact of cable plug together, in the outer face of the second insulator, press-in gland in second housing, together with gland and cable are welded as with second housing, the outer border of second housing is provided with boss, form draw-in groove, in draw-in groove, snap ring is set, swivel nut is connected with second housing by snap ring, the utility model ensure that the stability after cable and connector attaching and reliability, reduces the setting height(from bottom) of connector, improves complete machine space availability ratio.
Description
Technical field
The utility model belongs to radio frequency (RF) coaxial connector technical field, is specifically related to a kind of SMA microminiature bent type radio frequency coaxial connector connecting semi-rigid cable.
Background technology
The setting height(from bottom) minimum dimension of SMA type angle connector for connecting semi-rigid cable is 17mm, and existing SMA type radio frequency (RF) coaxial connector cannot meet the installation requirement of 12.7mm height.
Summary of the invention
In order to overcome the shortcoming that above-mentioned prior art exists, the purpose of this utility model is to provide a kind of SMA microminiature bent type radio frequency coaxial connector connecting semi-rigid cable, and the size of this connector is shorter, and reliability is higher.
For achieving the above object, the utility model by the following technical solutions:
A kind of SMA microminiature bent type radio frequency coaxial connector connecting semi-rigid cable, comprise the second housing 7 of the curved formula right-angle structure of one, the first shell 6 in press-in second housing 7, be arranged on the first insulator 3 in the first shell 6, be arranged on the second insulator 4 in second housing 7, described first insulator 3 and the second insulator 4 are fixed with pressure by 45° angle, and be provided with curved formula inner wire 1 within it, the afterbody of described curved formula inner wire 1 has yi word pattern groove 1-1, heart yearn and the yi word pattern groove 1-1 Elastic Contact of cable 10 plug together, in the outer face of described second insulator 4, press-in gland 2 in second housing 7, together with described gland 2 and cable 10 are welded as with second housing 7, the outer border of described second housing 7 is provided with boss, form draw-in groove 7-2, in described draw-in groove 7-2, snap ring 5 is set, swivel nut 9 is connected with second housing 7 by snap ring 5.
The sidewall of the end face that described first shell 6 contacts with the second insulator 4 has the arc notch groove 6-1 blocking the second insulator 4.
The length of the bent-up end that described curved formula inner wire 1 plugs together with cable 10 is 5.2mm.
The length of the described gland 2 be press-fitted in second housing 7 is 2.5mm.
The degree of depth of the yi word pattern groove 1-1 that described curved formula inner wire 1 afterbody is offered is 2.3mm.
Described gland 2 adopts wall thickness to be the brass sleeve pipe of 0.5mm.
Compared to the prior art, tool has the following advantages the utility model:
1. because the utility model connector has yi word pattern groove 1-1 at curved formula contact pin 1 afterbody, and heat treatment of closing up, ensure that cable 10 heart yearn and curved formula inner wire 1 Elastic Contact plug together, and curved formula inner wire and cable mating side are of a size of 5.2mm, while guarantee plugs together reliability, effectively reduce connector length.
2. the inner wire of the utility model connector adopts the curved formula structure of one, and the reflection effectively preventing the impedance mismatch that angle connector bends place from causing increases.
3. the housing of the utility model connector is made up of the first shell 6 and second housing 7 respectively, and wherein second housing 7 is the curved formula right-angle structures of one, effectively can avoid installing and stressedly cause two shell break-offs.
4. the end afterbody of the first shell 6 is with arc notch groove 6-1, and its arc notch groove just blocks the second insulator 4, effectively prevents the rotation of the first shell 6.
In sum, the utility model ensure that the stability after cable and connector attaching and reliability, reduces the setting height(from bottom) of connector, improves complete machine space availability ratio.The utility model is mainly used in the national defence key projects such as Aeronautics and Astronautics, electronics, boats and ships, weapons.Also can be widely used in the communication of high reliability, wireless device and the technical field such as instrument and automatic control.
Accompanying drawing explanation
Fig. 1 is the SMA microminiature bent type radio frequency coaxial connector structural representation that the utility model connects semi-rigid cable.
Fig. 2 is the structural representation of the curved formula inner wire of the utility model.
Fig. 3 a is the structural representation of the utility model first shell.
Fig. 3 b be Fig. 3 a along A-A to cutaway view.
Fig. 4 is the structural representation of the utility model second housing.
Embodiment
Below in conjunction with accompanying drawing, structural principle of the present utility model and operation principle are described in more detail.
As Fig. 1, shown in Fig. 2 and Fig. 4, a kind of SMA microminiature bent type radio frequency coaxial connector connecting semi-rigid cable of the utility model, comprise the second housing 7 of the curved formula right-angle structure of one, the first shell 6 in press-in second housing 7, be arranged on the first insulator 3 in the first shell 6, be arranged on the second insulator 4 in second housing 7, described first insulator 3 and the second insulator 4 are fixed with pressure by 45° angle, and be provided with curved formula inner wire 1 within it, the afterbody of described curved formula inner wire 1 has yi word pattern groove 1-1, heart yearn and the yi word pattern groove 1-1 Elastic Contact of cable 10 plug together, in the outer face of described second insulator 4, press-in gland 2 in second housing 7, together with described gland 2 and cable 10 are welded as with second housing 7, the outer border of described second housing 7 is provided with boss, form draw-in groove 7-2, in described draw-in groove 7-2, snap ring 5 is set, swivel nut 9 is connected with second housing 7 by snap ring 5.
As shown in Figure 3, as preferred implementation of the present utility model, the sidewall of the end face that described first shell 6 contacts with the second insulator 4 has the arc notch groove 6-1 blocking the second insulator 4, effectively prevents the rotation of the first shell 6.
As shown in Figure 2, as preferred implementation of the present utility model, the length of the bent-up end that described curved formula inner wire 1 plugs together with cable 10 is 5.2mm.The degree of depth of the yi word pattern groove 1-1 that described curved formula inner wire 1 afterbody is offered is 2.3mm.
As preferred implementation of the present utility model, described in the length of gland 2 that is press-fitted in second housing 7 be 2.5mm.
As preferred implementation of the present utility model, described gland 2 adopts wall thickness to be the brass sleeve pipe of 0.5mm.
As shown in Figure 4, the outer border of described second housing 7 is provided with boss, and the inner of boss forms draw-in groove 7-2, and outer end forms cylindrical 7-1, and sealing ring 8 is arranged on the outer border of cylindrical 7-1.
Assembling process of the present utility model is: load in second housing 7 by curved formula inner wire 1 from Fig. 1 left end, second insulator 4 loads in second housing 7, locate the arc notch groove 6-1 of the first shell 6 afterbody, after making the first shell 6 be pressed into second housing 7, its arc notch groove 6-1 just blocks the second insulator 4, effectively prevent the rotation of the first shell 6, first insulator 3 is pressed in the first shell 6, first insulator 3 and the second insulator 4 are fixed with pressure by 45 °, gland 2 is pressed in second housing 7, sealing ring 8 is fixed on the cylindrical 7-1 of second housing 7, snap ring 5 is fixed on the draw-in groove 7-2 of second housing 7, swivel nut 9 is connected with second housing 7 by snap ring 5, plug together after the cable 10 heart yearn head degree of falling 45° angle with curved formula contact pin 1 Elastic Contact, cable 10 outer conductor and gland 2, second housing 7 welds, realize the connection of cable and connector.
Claims (6)
1. one kind connects the SMA microminiature bent type radio frequency coaxial connector of semi-rigid cable, it is characterized in that: the second housing (7) comprising the curved formula right-angle structure of one, the first shell (6) in press-in second housing (7), be arranged on the first insulator (3) in the first shell (6), be arranged on the second insulator (4) in second housing (7), described first insulator (3) and the second insulator (4) are fixed with pressure by 45° angle, and be provided with curved formula inner wire (1) within it, the afterbody of described curved formula inner wire (1) has yi word pattern groove (1-1), heart yearn and yi word pattern groove (1-1) Elastic Contact of cable (10) plug together, in the outer face of described second insulator (4), press-in gland (2) in second housing (7), together with described gland (2) is welded as with cable (10) and second housing (7), the outer border of described second housing (7) is provided with boss, form draw-in groove (7-2), snap ring (5) is set in described draw-in groove (7-2), swivel nut (9) is connected with second housing (7) by snap ring (5).
2. a kind of SMA microminiature bent type radio frequency coaxial connector connecting semi-rigid cable according to claim 1, is characterized in that: the sidewall of the end face that described first shell (6) contacts with the second insulator (4) has the arc notch groove (6-1) blocking the second insulator (4).
3. a kind of SMA microminiature bent type radio frequency coaxial connector connecting semi-rigid cable according to claim 1, is characterized in that: the length of the bent-up end that described curved formula inner wire (1) and cable (10) plug together is 5.2mm.
4. a kind of SMA microminiature bent type radio frequency coaxial connector connecting semi-rigid cable according to claim 1, is characterized in that: described in the length of gland (2) that is press-fitted in second housing (7) be 2.5mm.
5. a kind of SMA microminiature bent type radio frequency coaxial connector connecting semi-rigid cable according to claim 1, is characterized in that: the degree of depth of the yi word pattern groove (1-1) that described curved formula inner wire (1) afterbody is offered is 2.3mm.
6. a kind of SMA microminiature bent type radio frequency coaxial connector connecting semi-rigid cable according to claim 1, is characterized in that: described gland (2) employing wall thickness is the brass sleeve pipe of 0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420402977.1U CN204045784U (en) | 2014-07-21 | 2014-07-21 | A kind of SMA microminiature bent type radio frequency coaxial connector connecting semi-rigid cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420402977.1U CN204045784U (en) | 2014-07-21 | 2014-07-21 | A kind of SMA microminiature bent type radio frequency coaxial connector connecting semi-rigid cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204045784U true CN204045784U (en) | 2014-12-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420402977.1U Expired - Fee Related CN204045784U (en) | 2014-07-21 | 2014-07-21 | A kind of SMA microminiature bent type radio frequency coaxial connector connecting semi-rigid cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204045784U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109861011A (en) * | 2018-08-30 | 2019-06-07 | 广州亿威科技有限责任公司 | Connect the connector of aluminum steel |
-
2014
- 2014-07-21 CN CN201420402977.1U patent/CN204045784U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109861011A (en) * | 2018-08-30 | 2019-06-07 | 广州亿威科技有限责任公司 | Connect the connector of aluminum steel |
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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: 20141224 Termination date: 20160721 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |