CN210007052U - SMA type semi-flexible bending type radio frequency coaxial connector - Google Patents
SMA type semi-flexible bending type radio frequency coaxial connector Download PDFInfo
- Publication number
- CN210007052U CN210007052U CN201921161811.4U CN201921161811U CN210007052U CN 210007052 U CN210007052 U CN 210007052U CN 201921161811 U CN201921161811 U CN 201921161811U CN 210007052 U CN210007052 U CN 210007052U
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- connector
- inner chamber
- mounting
- rigid coupling
- radio frequency
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- Expired - Fee Related
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- 238000005452 bending Methods 0.000 title claims description 13
- 239000012212 insulator Substances 0.000 claims abstract description 18
- 239000004020 conductor Substances 0.000 claims abstract description 16
- 230000008878 coupling Effects 0.000 claims abstract description 14
- 238000010168 coupling process Methods 0.000 claims abstract description 14
- 238000005859 coupling reaction Methods 0.000 claims abstract description 14
- 230000017525 heat dissipation Effects 0.000 claims abstract description 7
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 3
- 238000003466 welding Methods 0.000 claims description 5
- 229910001369 Brass Inorganic materials 0.000 claims description 3
- 239000010951 brass Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 abstract description 4
- 230000037431 insertion Effects 0.000 abstract description 4
- 239000000428 dust Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses radio frequency coaxial connector of curved formula of half gentle shape of SMA type, including the connector, open in the left side of connector has the connector, the outer wall of connector is equipped with the heat dissipation arch, the right side rigid coupling of connector has the connection casing, the bottom rigid coupling of connection casing has the spliced pole, the bottom rigid coupling mounting of spliced pole, the bottom four corners of mounting is connected with the dead lever, open the bottom four corners of mounting has the groove of stepping down, the inner chamber in groove of stepping down is equipped with the spring, it has the cable conductor to peg graft at the inner chamber center of mounting, it has the inner conductor to peg graft in the left side of cable conductor, the outer wall parcel of cable conductor has the cable shielding layer, the lower bottom rigid coupling of cable shielding layer has the insulator, the cable conductor welds with the inner chamber junction of mounting has tin, the utility model provides a voltage standing wave ratio of the curved formula radio frequency coaxial connector of SMA type who connects soft cable and insertion loss's index uniformity is relatively.
Description
Technical Field
The utility model relates to a radio frequency coaxial load connector technical field specifically is the radio frequency coaxial connector of kinds of half gentle curved formulas of SMA type.
Background
The SMA connector is suitable for applications in the microwave domain in the frequency range up to 26.5 GHz. Applications range from telecommunications, networking, wireless communication, and detection and measurement instruments. It has the characteristics of wide frequency band, excellent performance, high reliability and long service life.
The SMA type welding connector is most commonly used connection modes for implementing signal transmission in mobile equipment, has the advantages of small volume, stable electrical performance and the like, and generally consists of an inner conductor, an outer conductor, a supporting medium and other connection components, the current SMA type straight radio frequency coaxial connector connected with a flexible cable has superior electrical performance, but the voltage standing wave ratio and insertion loss index of the SMA type bent radio frequency coaxial connector connected with the flexible cable have poor consistency after being plugged, and the problem of no fixed protection device exists, therefore, SMA type semi-flexible bent radio frequency coaxial connectors are designed.
SUMMERY OF THE UTILITY MODEL
The not enough to prior art, the utility model provides a radio frequency coaxial connector of curved formula of half gentle shape of SMA type has solved the curved formula radio frequency coaxial connector's of SMA type that connects the flexible cable voltage standing wave ratio and insertion loss's index and has sent the nature relatively poor, and the steadiness is relatively poor after pegging graft, does not have the problem of fixed protection device.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
radio frequency coaxial connector of half gentle curved formula of SMA type, including the connector, open in the left side of connector has the connector, the outer wall of connector is equipped with the heat dissipation arch, the right side rigid coupling of connector has the connection casing, the bottom rigid coupling of connecting the casing has the spliced pole, the bottom rigid coupling mounting of spliced pole, the bottom four corners of mounting is connected with the dead lever, open in the bottom four corners of mounting has the groove of stepping down, the inner chamber in groove of stepping down is equipped with the spring, spring and dead lever rigid coupling, the inner chamber center of mounting is pegged graft and is had the cable conductor, it has the inner conductor to peg graft in the left side of cable conductor, the outer wall parcel of cable conductor has the cable shielding layer, the lower bottom rigid coupling of cable shielding layer has the insulator, open the inner chamber bottom of connecting the casing has the seal groove, the inner chamber of seal groove is equipped with the sealing washer, the inner chamber of spliced pole is equipped with the snap.
In the SMA type semi-flexible bending rf coaxial connector, the length of the fixing rod is 3-4 mm.
The total height of the connecting shell, the connecting column, the fixing piece and the fixing rod is 12-15mm in the SMA type semi-flexible bending type radio frequency coaxial connector.
According to the SMA type semi-flexible bending type radio frequency coaxial connector, the side walls of the connecting head and the end face of the connecting shell, which is in contact with the insulator, are provided with arc-shaped notch grooves for clamping the insulator.
In the SMA type semi-flexible curved rf coaxial connector, the connector is a brass sleeve with a wall thickness of 0.2-0.6 mm.
The beneficial effects of the utility model are that, the utility model has the advantages of reasonable design, the inner conductor adopts body bending type structure, effectively prevent the reflection increase that impedance mismatch of the bent department of bent connector from arousing, in the assembly process, it has the arc breach groove that blocks the insulator to open on the connector and the lateral wall of the terminal surface of connecting casing and insulator contact, can effectively guarantee the fixed of insulator, be favorable to the inspection simultaneously, it is good to make the electrical property index, nature is good, whole machine space utilization has been improved, and can guarantee that the insulator is pressed and is joined in marriage fixed target in place, it is good to make the electrical property index, nature is good, it has the seal groove to open through the inner chamber bottom of connecting the casing, the inner chamber of seal groove is equipped with the sealing washer, make the leakproofness also strengthened, reduce the entering of dust, reduce the influence of long-time use dust to the cable, the outer wall of connector is equipped with the heat dissipation arch, simultaneously can make the radiating effect of radio frequency coaxial connector better, when the grafting is fixed, the dead lever can compress the spring, then match with the interface, four dead lever of grafting, the fixed device that does not have the relatively poor stability of the protection device that , and the plug-in the relatively poor wave ratio after-up of.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. connector, 2, connector, 3, heat dissipation arch, 4, connection casing, 5, spliced pole, 6, mounting, 7, dead lever, 8, the groove of stepping down, 9, spring, 10, cable conductor, 11, inner conductor, 12, cable shielding layer, 13, insulator, 14, seal groove, 15, sealing washer, 16, snap ring, 17, tin.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are partial embodiments of the present invention , rather than all embodiments.
SMA type semi-flexible bending type radio frequency coaxial connector comprises a connector 1, the connector 1 is a brass sleeve with the wall thickness of 0.2-0.6mm, a connector 2 is arranged on the left side of the connector 1, a heat dissipation bulge 3 is arranged on the outer wall of the connector 1, a connecting shell 4 is fixedly connected to the right side of the connector 1, a connecting column 5 is fixedly connected to the bottom of the connecting shell 4, a fixing piece 6 is fixedly connected to the bottom of the connecting column 5, fixing rods 7 are connected to four corners of the bottom of the fixing piece 6, the length of each fixing rod 7 is 3-4mm, the connecting shell 4, the connecting column 5, the total height of the fixing piece 6 and each fixing rod 7 is 12-15mm, the connector 1 and the connecting shell 4 are connected to a connector through welding, a abdicating groove 8 is formed in four corners of the bottom of the fixing piece 6, a spring 9 is arranged in an inner cavity of the abdicating groove 8, the spring 9 is fixedly connected to the fixing rod 7, a cable core 10 is inserted in the center of the inner cavity of the fixing piece 6, an inner cavity of the cable core 10 is inserted in the left side of the cable core 10, an inner cavity of the cable core 10 is inserted, an insulator 13 is wrapped on the outer wall of the cable 10, a clamp groove 14, a clamp ring is arranged on an insulator 13, and a clamp groove 14, a clamp.
To sum up, the utility model discloses when using, inner conductor 11 adopts body curved structure, effectively prevent the reflection increase that impedance mismatch of curved connector department of bending arouses, in the assembly process, it has the arc breach groove that blocks insulator 13 to open on the lateral wall of the terminal surface of connector 1 and connecting shell 4 and insulator 13 contact, can effectively guarantee insulator 13's fixed, be favorable to the inspection simultaneously, make the electrical property index good, nature is good, whole machine space utilization has been improved, and can guarantee insulator 13 press-fit fixed target in place, make the electrical property index good, nature is good, it has seal groove 14 to open through connecting shell 4's inner chamber bottom, the inner chamber of seal groove 14 is equipped with sealing washer 15, make the leakproofness also strengthened, reduce the entering of dust, reduce the influence of long-time use dust to the cable, the outer wall of connector 1 is equipped with heat dissipation arch 3, simultaneously can make the radiating effect of radio frequency coaxial connector better, when pegging graft fixedly, dead lever 7 can compress spring 9, then match with the interface, four dead levers 7 through the mounting bottom will fix, reduce the removal and drag the displacement that causes the relatively poor stability of the mismatch of radio frequency coaxial cable, and the relatively poor stability of the protection cable insertion device, and the relatively poor stability of the relatively poor of inserting of the electrical property of the stationary electrical property of the plug-type of the protection, and the stationary electrical.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
- The utility model provides a radio frequency coaxial connector of curved formula of half gentle shape of SMA type, including connector (1), its characterized in that the left side of connector (1) is opened there is connector (2), the outer wall of connector (1) is equipped with heat dissipation arch (3), the right side rigid coupling of connector (1) has connecting shell (4), the bottom rigid coupling of connecting shell (4) has spliced pole (5), the bottom rigid coupling mounting (6) of spliced pole (5), the bottom four corners of mounting (6) is connected with dead lever (7), the bottom four corners of mounting (6) is opened there is abdication groove (8), the inner chamber of abdication groove (8) is equipped with spring (9), spring (9) and dead lever (7) rigid coupling, the inner chamber center grafting of mounting (6) has cable core (10), the left side grafting of cable core (10) has inner conductor (11), the outer wall parcel of cable core (10) has cable shielding layer (12), the rigid coupling portion of going to the bottom of cable shielding layer (12) has insulator (13), the inner chamber of connecting shell (4) is pegged graft and the welding has inner chamber (14) inner chamber of seal ring (14), the inner chamber (17) is equipped with tin core wire (17) connection snap ring (17), the welding of seal ring (5) inner chamber (10).
- 2. The SMA type semi-flexible bending type RF coaxial connector as claimed in claim 1, wherein the length of the fixing rod (7) is 3-4 mm.
- 3. type SMA type semi-flexible bending type radio frequency coaxial connector according to claim 1, wherein the total height of the connecting shell (4), the connecting column (5), the fixing piece (6) and the fixing rod (7) is 12-15 mm.
- 4. type SMA semi-flexible bending type RF coaxial connector according to claim 1, wherein the connection head (1) and the connection housing (4) are connected by welding at .
- 5. The SMA type semi-flexible bending radio frequency coaxial connector according to claim 1, wherein the side walls of the end surfaces of the connector (1) and the connecting shell (4) contacting the insulator (13) are provided with arc-shaped notch grooves for clamping the insulator (13).
- 6. The SMA type semi-flexible bending type RF coaxial connector as claimed in claim 1, wherein the connector (1) is a brass sleeve with a wall thickness of 0.2-0.6 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921161811.4U CN210007052U (en) | 2019-07-23 | 2019-07-23 | SMA type semi-flexible bending type radio frequency coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921161811.4U CN210007052U (en) | 2019-07-23 | 2019-07-23 | SMA type semi-flexible bending type radio frequency coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210007052U true CN210007052U (en) | 2020-01-31 |
Family
ID=69310850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921161811.4U Expired - Fee Related CN210007052U (en) | 2019-07-23 | 2019-07-23 | SMA type semi-flexible bending type radio frequency coaxial connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210007052U (en) |
-
2019
- 2019-07-23 CN CN201921161811.4U patent/CN210007052U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200131 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |