CN205790827U - Steady type audio frequency and video connecting line - Google Patents
Steady type audio frequency and video connecting line Download PDFInfo
- Publication number
- CN205790827U CN205790827U CN201620465907.XU CN201620465907U CN205790827U CN 205790827 U CN205790827 U CN 205790827U CN 201620465907 U CN201620465907 U CN 201620465907U CN 205790827 U CN205790827 U CN 205790827U
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- CN
- China
- Prior art keywords
- transmission line
- projection
- hole
- shoulder hole
- semi
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
This utility model relates to a kind of steady type audio frequency and video connecting line, it is protruding that the end in envelope curve portion is provided with semi-circular, semi-circular projection and envelope curve portion concentric, some openings it are evenly distributed in semi-circular projection, it is evenly distributed in some cards on the outer circumference surface of transmission line and sets projection, card sets projection and is fastened in opening, notch cuttype through hole is had in sleeve, notch cuttype through hole includes the first shoulder hole and the second shoulder hole, the radius of the first shoulder hole is more than the radius of the second shoulder hole, the outer circumference surface laminating that the inner peripheral surface of the first shoulder hole is protruding with semi-circular, the outer circumference surface laminating of the inner peripheral surface of the second shoulder hole and transmission line, the cascaded surface of notch cuttype through hole and card set the lower surface laminating of projection.It is fixing more firm that this utility model makes between transmission line and cylindrical coupler portion, be effectively prevented the rotation between transmission line and SCART interface, make audio frequency and video connecting line of the present utility model more firm, it is to avoid coming off of 21 pins.
Description
Technical field
This utility model relates to audio frequency and video connecting line technical field, especially relates to a kind of steady type audio frequency and video even
Wiring.
Background technology
Audio frequency and video connecting line includes transmission line and is arranged on the SCART interface at transmission line two ends, and SCART is
A kind of special audio-video interface, for the transmission of European satellite TV signal, can with Household audio, video eventually
End connects, and plays the effect of transmission video signal, audio signal and control signal；The SCART interface of standard
It is 21 needle connectors, audio and video frequency signal defined in this 21 pin, 21 pins transmit 21 signals simultaneously,
These 21 signals can be divided into video signal, audio signal, control signal, ground wire and cable core several.
SCART interface includes base, grafting 21 pin on base, and base is arranged in housing, and housing is two halves
Structure, two half shells are connected together, and housing arranges envelope curve portion, and two envelope curve portions are combined into cylindrical shape even
Meeting portion, cylindrical coupler portion is used for wrapping up transmission line, threaded use on the outer circumference surface of cylindrical coupler portion
In fixing the sleeve in two envelope curve portions, in traditional SCART interface, in order to prevent cylindrical coupler portion and biography
Rotation between defeated line, can arrange, in the front end in envelope curve portion, the stator internally bent, in stator
The anti-skidding projection of surface configuration, the outer surface at stator arranges compression projection, utilizes sleeve extruding to compress projection
Make anti-skidding projection fit tightly with transmission line, thus prevent the rotation between cylindrical coupler portion and transmission line,
This spline structure prevents the rotation between cylindrical coupler portion and transmission line against anti-skidding projection, only
Turn poor effect, easily cause the rotation of transmission line, thus tear coming off of 21 pins, just affecting connecting line
Often use.
Utility model content
The technical problems to be solved in the utility model is: in order to overcome in traditional SCART interface, in order to anti-
The only rotation between cylindrical coupler portion and transmission line, can be consolidating that the front end setting in envelope curve portion internally bends
Stator, the inner surface at stator arranges anti-skidding projection, and the outer surface at stator arranges compression projection, profit
With sleeve extruding compress projection make anti-skidding projection fit tightly with transmission line, thus prevent cylindrical coupler portion and
Rotation between transmission line, but this spline structure prevents cylindrical coupler portion and biography against anti-skidding projection
Rotation between defeated line, spline poor effect, easily cause the rotation of transmission line, thus tear the de-of 21 pins
Fall, affect the normal problem used of connecting line, it is provided that a kind of steady type audio frequency and video connecting line.
This utility model solves its technical problem and be the technical scheme is that a kind of steady type audio frequency and video connect
Line, including transmission line and the SCART interface being arranged on transmission line two ends, described SCART interface includes the end
Seat and housing, described base is plugged with 21 pins, and described base is arranged in housing, and described housing is two halves
Structure, two half shells are connected together, and described housing is provided with envelope curve portion, and two described envelope curve portions spell
Becoming the cylindrical coupler portion for wrapping up transmission line, on the outer circumference surface of described cylindrical coupler portion, screw thread is installed
The sleeve for fixing two envelope curve portions, the end in described envelope curve portion is had to be provided with semi-circular protruding, described semi-ring
Shape is protruding with described envelope curve portion concentric, and two semi-circular projections are combined into the annular coaxial with cylindrical coupler portion
Projection, described semi-circular projection is evenly distributed in some openings, circumference on the outer circumference surface of described transmission line
Being evenly equipped with some cards and set projection, described card sets projection and is fastened in described opening, has ladder in described sleeve
Type through hole, described notch cuttype through hole includes the first shoulder hole and the second shoulder hole, the half of described first shoulder hole
Footpath is more than the radius of described second shoulder hole, outside the inner peripheral surface of described first shoulder hole is protruding with semi-circular
Periphery is fitted, the outer circumference surface laminating of the inner peripheral surface of described second shoulder hole and described transmission line, described
The cascaded surface of notch cuttype through hole and described card set the lower surface laminating of projection.
In order to simplify structure, it is simple to the processing of transmission line, the connection making transmission line and card set between projection is more firm
Gu, described card sets and protruding is integrated manufacture structure with described transmission line.
For the ease of rotational sleeve, the outer circumference surface of described sleeve is provided with anti-skidding projection.
The beneficial effects of the utility model are: steady type audio frequency and video connecting line of the present utility model, in envelope curve portion
End arranges that to have the semi-circular of opening protruding, and arranges card on the outer circumference surface of transmission line and set projection, card
If projection is fastened in opening, can effectively limit the rotation between transmission line and cylindrical coupler portion, and
Offering notch cuttype through hole in sleeve, after sleeve is threadeded with cylindrical coupler portion, card sets the following table of projection
Face and the cascaded surface laminating of notch cuttype through hole, make card set projection and be limited in notch cuttype through hole, be possible to prevent card
If projection is deviate from opening, make between transmission line and cylindrical coupler portion is fixing more firm, effectively prevents
Stop the rotation between transmission line and SCART interface, made audio frequency and video connecting line of the present utility model more firm,
Avoid coming off of 21 pins.
Accompanying drawing explanation
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is schematic three dimensional views of the present utility model；
Fig. 2 is that in this utility model, transmission line assembles schematic diagram with the three-dimensional of housing；
Fig. 3 is the schematic three dimensional views of this utility model middle shell；
Fig. 4 is the schematic three dimensional views of this utility model middle sleeve；
Fig. 5 is the three-dimensional assembling schematic diagram that in this utility model, transmission line and card set projection.
In figure: 1. transmission line, 2.SCART interface, 3. housing, 4. cylindrical coupler portion, 5. sleeve, 6. half
Annular protrusion, 7. opening, 8. card sets projection, 9. the first shoulder hole, 10. the second shoulder hole, a. cascaded surface.
Detailed description of the invention
Presently in connection with accompanying drawing, the utility model is described in more detail.These accompanying drawings are showing of simplification
Being intended to, basic structure of the present utility model is described the most in a schematic way, therefore it only shows and this utility model
Relevant composition.
A kind of steady type audio frequency and video connecting line as shown in Figure 1, including transmission line 1 be arranged on transmission line 1
The SCART interface 2 at two ends, described SCART interface 2 includes base and housing as shown in Figure 33, institute
Stating and be plugged with 21 pins on base, described base is arranged in housing 3, and described housing 3 is two halves structure, and two
Individual half shell 3 is connected together, and described housing 3 is provided with envelope curve portion, and two described envelope curve portions are combined into use
In the cylindrical coupler portion 4 of parcel transmission line 1, on the outer circumference surface of described cylindrical coupler portion 4, screw thread is installed
Having the sleeve 5 for fixing two envelope curve portions, the end in described envelope curve portion is provided with semi-circular projection 6, and described half
Annular protrusion 6 and described envelope curve portion concentric, two semi-circular projections 6 are combined into same with cylindrical coupler portion 4
The annular protrusion of axle, described semi-circular projection 6 is evenly distributed in some openings 7, outside described transmission line 1
It is evenly distributed in some cards on periphery and sets projection 8, as shown in Figure 5；Described card sets projection 8 and is fastened on described
In opening 7, as shown in Figure 2；Notch cuttype through hole, as shown in Figure 4, described rank is had in described sleeve 5
Ladder type through hole includes the first shoulder hole 9 and the second shoulder hole 10, and the radius of described first shoulder hole 9 is more than institute
State the radius of the second shoulder hole 10, the inner peripheral surface of described first shoulder hole 9 and the cylindrical of semi-circular projection 6
Side face is fitted, the outer circumference surface laminating of the inner peripheral surface of described second shoulder hole 10 and described transmission line 1, institute
The cascaded surface a stating notch cuttype through hole fits with the lower surface that described card sets protruding 8.
In order to simplify structure, it is simple to the processing of transmission line 1, transmission line 1 and card is made to set the company between protruding 8
Connecing more firm, described card sets protruding 8 and is integrated manufacture structure with described transmission line 1.
For the ease of rotational sleeve 5, the outer circumference surface of described sleeve 5 is provided with anti-skidding projection.
This utility model arranges the semi-circular projection 6 with opening 7 in the end in envelope curve portion, and at transmission line 1
Outer circumference surface on card be set set protruding 8, card sets protruding 8 and is fastened in opening 7, can effectively limit transmission
Rotation between line 1 and cylindrical coupler portion 4, and in sleeve 5, offer notch cuttype through hole, at sleeve 5
After threadeding with cylindrical coupler portion 4, card sets the lower surface of protruding 8 and the cascaded surface a of notch cuttype through hole
Laminating, makes card set protruding 8 and is limited in notch cuttype through hole, be possible to prevent card to set protruding 8 de-in opening 7
Going out, make between transmission line 1 and cylindrical coupler portion 4 is fixing more firm, is effectively prevented transmission line 1
And the rotation between SCART interface 2, makes audio frequency and video connecting line of the present utility model more firm, it is to avoid 21
Coming off of pin.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant
Staff can carry out various change completely in the range of without departing from this utility model technological thought
And amendment.The content that the technical scope of this utility model is not limited in description, it is necessary to root
Its technical scope is determined according to right.
Claims (3)
1. a steady type audio frequency and video connecting line, including transmission line (1) be arranged on transmission line (1) two ends
SCART interface (2), described SCART interface (2) includes base and housing (3), on described base
Being plugged with 21 pins, described base is arranged in housing (3), and described housing (3) is two halves structure, two
Half shell (3) is connected together, and described housing (3) is provided with envelope curve portion, and two described envelope curve portions spell
Become to be used for wrapping up the cylindrical coupler portion (4) of transmission line (1), the cylindrical of described cylindrical coupler portion (4)
On side face, screw thread is provided with the sleeve (5) for fixing two envelope curve portions, it is characterised in that: described envelope curve portion
End be provided with semi-circular protruding (6), described semi-circular protruding (6) and described envelope curve portion concentric, described
Semi-circular is evenly distributed in some openings (7), on the outer circumference surface of described transmission line (1) on protruding (6)
Being evenly distributed in some cards and set projection (8), described card sets projection (8) and is fastened in described opening (7),
Having notch cuttype through hole in described sleeve (5), described notch cuttype through hole includes the first shoulder hole (9) and
Two shoulder holes (10), the radius of described first shoulder hole (9) is more than the half of described second shoulder hole (10)
The outer circumference surface laminating of footpath, the inner peripheral surface of described first shoulder hole (9) and semi-circular protruding (6), institute
State the inner peripheral surface of the second shoulder hole (10) and the outer circumference surface laminating of described transmission line (1), described ladder
The cascaded surface (a) of type through hole and described card set the lower surface laminating of projection (8).
2. steady type audio frequency and video connecting line as claimed in claim 1, it is characterised in that: described card sets projection
(8) it is integrated manufacture structure with described transmission line (1).
3. steady type audio frequency and video connecting line as claimed in claim 2, it is characterised in that: described sleeve (5)
Outer circumference surface be provided with anti-skidding projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620465907.XU CN205790827U (en) | 2016-05-20 | 2016-05-20 | Steady type audio frequency and video connecting line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620465907.XU CN205790827U (en) | 2016-05-20 | 2016-05-20 | Steady type audio frequency and video connecting line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205790827U true CN205790827U (en) | 2016-12-07 |
Family
ID=58117122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620465907.XU Expired - Fee Related CN205790827U (en) | 2016-05-20 | 2016-05-20 | Steady type audio frequency and video connecting line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205790827U (en) |
-
2016
- 2016-05-20 CN CN201620465907.XU patent/CN205790827U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20190520 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |