CN201113044Y - MInitype bayonet-type radio frequency coaxial connector - Google Patents
MInitype bayonet-type radio frequency coaxial connector Download PDFInfo
- Publication number
- CN201113044Y CN201113044Y CNU2007200321116U CN200720032111U CN201113044Y CN 201113044 Y CN201113044 Y CN 201113044Y CN U2007200321116 U CNU2007200321116 U CN U2007200321116U CN 200720032111 U CN200720032111 U CN 200720032111U CN 201113044 Y CN201113044 Y CN 201113044Y
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- connector
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- radio frequency
- male connector
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- Expired - Fee Related
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Abstract
The utility model relates to a miniature bayonet RF coaxial connector, comprising a female connector 1 and a male connector 2 which is used by matching the female connector. The size of an inside diameter A of an outer shell 17 of the male connector 2 ranges from 5.20 to 5.40mm; the size of an outside diameter M of a plug jack 9 of the female connector 1 is set ranging from 1.40 to 1.52mm; the size of the outside diameter B of a contact pin 8 ranges from 0.72 to 0.765mm; the size of the inside diameter N of the plug jack 9 ranges from 0.78 to 0.84mm; the size of the outside diameter C of a crown face 10 on the outer shell 17 of the male connector 2 ranges from 6.55 to 6.65mm; the size of the inside diameter I of the outer shell 12 of the female connector 1 ranges from 6.2 to 6.28mm; the radial diameter is greatly shortened, and the axial size is greatly shortened at the same time; in addition, the abutting joint between the female connector and the male connector is more rapid, and the time needed by the abutting joint is only half the time compared with the traditional connector; the characteristic impedance is indeed reach 75 ohms; in addition, the miniature bayonet RF coaxial connector has the advantages of excellent performance, shrunken volume and low manufacturing cost.
Description
Technical field
The utility model relates to a kind of connector, particularly a kind of miniature bayonet type radio frequency (RF) coaxial connector.
Background technology
The serial connector of BNC (BNC is the abbreviation of bayonet type radio frequency (RF) coaxial connector) is a kind of bayonet type radio frequency (RF) coaxial connector that is widely used in equipment such as radio, TV, broadcasting and electronic instrument field.At present, the 75 ohm of traditional BNC series connectors that adopt have reliable advantage easy to connect, but when installing side by side, it is 15.5 millimeters apart from minimum between connector homonymy two guide pillars, two BNC male connector radial width minimums of installing are 30 millimeters side by side, under the trend of electronic communication equipment miniaturization day by day, complicated development, there is the shortcoming that volume is big, be unfavorable for device miniaturization in this type of traditional B NC; In addition, 75 ohm of traditional mostly BNC are adjustment member accessory size on the basis of 50 ohm of BNC just, and characteristic impedance does not really reach 75 ohm, and connective stability is poor.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, a kind of miniature bayonet type radio frequency (RF) coaxial connector is provided, compares with conventional 75 ohm of BNC, volume dwindles greatly, and its characteristic impedance can really reach 75 ohm, has the good characteristics of connective stability.
To achieve these goals, the utility model is achieved through the following technical solutions: a kind of miniature bayonet type radio frequency (RF) coaxial connector, include female connector 1 and matching used with it male connector 2, wherein female connector 1 comprises a shell 12, dispose the guide pillar 3 of symmetry on the shell 12, when installing side by side, the distance h minimum between female connector 1 homonymy two guide pillars 3 is 12.0 millimeters, shell 12 bottoms are provided with bellmouth 15, are provided with jack 9 along shell 12 axis; Male connector 2 comprises a shell 17, the front end of shell 17 is provided with adapter sleeve 4, adapter sleeve 4 is provided with oral area fluting 5, oral area fluting 5 is conducted with two symmetrical location holes 7 respectively by the gathering sill on the adapter sleeve 46, shell 17 front ends are provided with vertical slot 11, shell 17 front end oral areas are set to arc surface 10, and shell 17 inner chambers are provided with dielectric 16, and dielectric 16 central authorities are provided with contact pin 8.The size of shell 17 internal diameter A is in 5.20～5.45 millimeters scopes; The size of female connector 1 jack 9 external diameter M is arranged in 1.40～1.52 millimeters scopes; The size of contact pin 8 external diameter B is in 0.72～0.765 millimeter scope; The size of jack 9 internal diameter N is in 0.78～0.84 millimeter scope; The size of male connector 2 shell arc surfaces 10 external diameter C is in 6.55～6.65 millimeters scopes; The internal diameter I size of female connector 1 shell 12 is in 6.2～6.28 millimeters scopes.When female connector 1 docks with male connector 2, the guide pillar 3 of female connector 1 slides to location hole 7 along the gathering sill 6 of male connector 2, at location hole 7 places axially, radially spacing, contact pin 8 plugs together fully with jack 9, at this moment, female connector 1 is finished with male connector 2 and is docked, and the radial width H minimum between two male connectors 2 installing is 23.5 millimeters side by side.
Because the utility model has dwindled volume by a relatively large margin, reduced manufacturing cost, therefore enlarged the scope of application of this bayonet coupling connector, make mini-plant, instrument also can use this connection reliably, connector rapidly, except can on compact apparatus and instrument, substituting traditional BNC type connector, also can replace other type, SMB (SMB is the small-sized abbreviation that pushes the locking type radio frequency (RF) coaxial connector) type particularly, the connector that high density such as SMZ (SMZ is the abbreviation of small type push in self locking formula connector) type are installed; And MBNC (MBNC is the abbreviation of microminiature BNC series connector) female connector docks rapider with male connector, the butt joint required time is half of traditional B NC connector docking time.
Description of drawings
Fig. 1 is a structure principle chart of the present utility model.
Fig. 2 is a structure cutaway view of the present utility model.
Fig. 3 is the structural representation of female connector 1.
Fig. 4 is the structural representation of male connector 2.
Embodiment
Specifically describe structural principle of the present utility model and operation principle below in conjunction with accompanying drawing.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the utility model comprise female connector 1 and matching used with it male connector 2, wherein female connector 1 comprises a shell 12, dispose symmetrical guide pillar 3 on the shell 12, female connector 1 shell 12 bottoms are set to bellmouth 15, are provided with jack 9 in the female connector 1; Male connector 2 comprises a shell 17, the front end of shell 17 is provided with adapter sleeve 4, adapter sleeve 4 is provided with oral area fluting 5, oral area fluting 5 is conducted with two symmetrical location holes 7 respectively by the gathering sill on the adapter sleeve 46, oral area fluting 5 and location hole 7 are acute angle, miter angle is best, shell 17 inner chambers are provided with dielectric 16, dielectric 16 central authorities are provided with contact pin 8, shell 17 front ends are set to arc surface 10, and be provided with the vertical slot 11 and the mouth that can rise, vertical slot 11 can be for more than 1, can be along the bellmouth 15 on female connector 1 shell 12 smoothly to inserting, connect rapidly and contact reliable, distance h minimum when installing side by side between adjacent female connector 1 homonymy two guide pillars 3 is 12.0 millimeters, and the radial width H minimum when installing side by side between the adjacent male connector 2 is 23.5 millimeters.
Referring to Fig. 1, Fig. 2, during use, female connector 1 docks like this with male connector 2: the guide pillar 3 of female connector 1 aligns insertion along the adapter sleeve 4 front ends fluting 5 of male connector 2, adapter sleeve 4 turns clockwise, guide pillar 3 promptly slides to location hole 7 along gathering sill 6,7 places are axial at location hole, radially spacing, contact pin 8 plugs together fully with jack 9, elastic washer 13 in the male connector 2 is compressed distortion at this moment, elastic washer 13 produces a reaction force, act on adapter sleeve 4 by plain washer 14, because guide pillar 3 is limited at location hole 7 places with adapter sleeve 4, the adapter sleeve 4 that this reaction force makes male connector 2 is in locking state with the guide pillar 3 of female connector 1, forms to connect reliably and good electrical properties is provided.
Claims (6)
1. miniature bayonet type radio frequency (RF) coaxial connector, comprise a female connector (1) and matching used with it male connector (2), wherein female connector (1) comprises a shell (12), dispose the guide pillar (3) of symmetry on the shell (12), shell (12) bottom is provided with bellmouth (15), be provided with jack (9) along shell (12) axis, male connector (2) comprises a shell (17), the front end of shell (17) is provided with adapter sleeve (4), adapter sleeve (4) is provided with oral area fluting (5), oral area fluting (5) is conducted with two symmetrical location holes (7) respectively by the gathering sill (6) on the adapter sleeve (4), shell (17) inner chamber is provided with dielectric (16), dielectric (16) central authorities are provided with contact pin (8), it is characterized in that: the size of male connector (2) shell (17) internal diameter A is in 5.20～5.40 millimeters scopes, the size of female connector (1) jack (9) external diameter M is arranged in 1.40～1.52 millimeters scopes, and the size of contact pin (8) external diameter B is in 0.72～0.765 millimeter scope; The size of jack (9) internal diameter N is in 0.78～0.84 millimeter scope, and the size of male connector (2) shell (17) arc surface (10) external diameter C is in 6.55～6.65 millimeters scopes; The internal diameter I size of female connector (1) shell (12) is in 6.2～6.28 millimeters scopes.
2. miniature bayonet type radio frequency (RF) coaxial connector according to claim 1 is characterized in that, said adapter sleeve (4) oral area fluting (5) and location hole (7) are acute angle.
3. miniature bayonet type radio frequency (RF) coaxial connector according to claim 1 is characterized in that, shell (17) the front end oral area of said male connector (2) is set to arc surface (10).
4. according to claim 1 or 4 described miniature bayonet type radio frequency (RF) coaxial connectors, it is characterized in that shell (17) front end of said male connector (2) is provided with vertical slot (11) and the mouth that can rise.
5. miniature bayonet type radio frequency (RF) coaxial connector according to claim 4 is characterized in that the bar number of said vertical slot (11) is more than 1.
6. miniature bayonet type radio frequency (RF) coaxial connector according to claim 1, it is characterized in that, distance h minimum when installing side by side between adjacent female connector (1) homonymy two guide pillars (3) is set to 12.0 millimeters, and the radial width H minimum when installing side by side between the adjacent male connector (2) is set to 23.5 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200321116U CN201113044Y (en) | 2007-06-25 | 2007-06-25 | MInitype bayonet-type radio frequency coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200321116U CN201113044Y (en) | 2007-06-25 | 2007-06-25 | MInitype bayonet-type radio frequency coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201113044Y true CN201113044Y (en) | 2008-09-10 |
Family
ID=39964786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200321116U Expired - Fee Related CN201113044Y (en) | 2007-06-25 | 2007-06-25 | MInitype bayonet-type radio frequency coaxial connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201113044Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101604808B (en) * | 2009-07-28 | 2011-06-08 | 中航光电科技股份有限公司 | Miniature radio-frequency coaxial connector and contact element thereof |
| CN107732518A (en) * | 2017-10-11 | 2018-02-23 | 上海航天科工电器研究院有限公司 | A kind of hair button radio frequency (RF) coaxial connector sealed by force |
-
2007
- 2007-06-25 CN CNU2007200321116U patent/CN201113044Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101604808B (en) * | 2009-07-28 | 2011-06-08 | 中航光电科技股份有限公司 | Miniature radio-frequency coaxial connector and contact element thereof |
| CN107732518A (en) * | 2017-10-11 | 2018-02-23 | 上海航天科工电器研究院有限公司 | A kind of hair button radio frequency (RF) coaxial connector sealed by force |
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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: 20080910 Termination date: 20110625 |