CN205900877U - Screw thread anticreep type audio and video connecting line - Google Patents
Screw thread anticreep type audio and video connecting line Download PDFInfo
- Publication number
- CN205900877U CN205900877U CN201620614195.3U CN201620614195U CN205900877U CN 205900877 U CN205900877 U CN 205900877U CN 201620614195 U CN201620614195 U CN 201620614195U CN 205900877 U CN205900877 U CN 205900877U
- Authority
- CN
- China
- Prior art keywords
- transmission line
- screw thread
- annular protrusion
- outer circumference
- sleeve
- 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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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model relates to a screw thread anticreep type audio and video connecting line, two envelope curve portions piece and are used for wrapping up the cylinder connecting portion of transmission line, be equipped with the external screw thread on the outer periphery of cylinder connecting portion, be equipped with the opening on the outer periphery of cylinder connecting portion, it is protruding to be equipped with the annular on the outer periphery of transmission line, protruding and the same axle center of transmission line of annular, set up the external screw thread on the bellied outer periphery of annular, external screw thread on the outer periphery of cylinder connecting portion is the same screw with the external screw thread on the bellied outer periphery of annular, the bellied tip of annular is equipped with the jack catch, the jack catch card is established in the opening, the cover is equipped with the sleeve on the transmission line, be equipped with the internal thread on the telescopic inner circumference, sleeve and the protruding equal threaded connection of cylinder connecting portion and annular. The utility model discloses a fixing between transmission line and the cylinder connecting portion is more firm, and the effectual rotation that has prevented between transmission line and the SCART interface makes the utility model discloses an audio and video connecting line is more firm, has avoided droing of 21 needles.
Description
Technical field
This utility model is related to audio frequency and video connecting line technical field, especially relates to a kind of screw thread escaping-proof type audio frequency and video and connects
Line.
Background technology
Audio frequency and video connecting line includes transmission line and the scart interface being arranged on transmission line two ends, and scart is a kind of special
Audio-video interface, for the transmission of European satellite TV signal, can be connected with Household audio, video terminal, play transmission video letter
Number, the effect of audio signal and control signal；The scart interface of standard is 21 needle connectors, defined in this 21 pin audio frequency and
Video signal, 21 pin simultaneous transmission 21 signals, this 21 signals can be divided into video signal, audio signal, control signal, ground wire
Several with cable core.
Scart interface includes base, grafting 21 pin on base, and base is arranged in housing, and housing is two halves structure, two
Half shell is connected together, and housing arranges envelope curve portion, and two envelope curve portions are combined into cylindrical coupler portion, and cylindrical coupler portion is used for
Parcel transmission line, on the outer circumference surface of cylindrical coupler portion, the threaded sleeve for fixing two envelope curve portions, traditional
In scart interface, in order to prevent the rotation between cylindrical coupler portion and transmission line, can arrange internally in the front end in envelope curve portion
The stator of bending, in the inner surface setting anti-skid bulge of stator, in the outer surface setting compression projection of stator, using set
Cylinder extruding compression projection makes anti-skid bulge fit tightly with transmission line, thus preventing turning between cylindrical coupler portion and transmission line
Dynamic, but this spline structure to prevent the rotation between cylindrical coupler portion and transmission line, rotation stop effect against anti-skid bulge
Not good, easily cause the rotation of transmission line, thus tearing coming off of 21 pins, the normal use of impact connecting line.
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 prevent cylindrical shape
Rotation between connecting portion and transmission line, the stator that internally can bend in the front end setting in envelope curve portion, in stator
Surface arranges anti-skid bulge, raised in the outer surface setting compression of stator, makes anti-skid bulge using sleeve extruding compression projection
Fit tightly with transmission line, thus preventing the rotation between cylindrical coupler portion and transmission line, but this spline structure against
Anti-skid bulge, to prevent the rotation between cylindrical coupler portion and transmission line, rotation stop effect on driving birds is not good, easily causes turning of transmission line
Dynamic, thus tearing coming off of 21 pins, the problem of the normal use of impact connecting line, provide a kind of screw thread escaping-proof type audio frequency and video to connect
Line.
This utility model solves its technical problem and be the technical scheme is that a kind of screw thread escaping-proof 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 base and housing, described bottom
It is plugged with 21 pins, described base is arranged in housing, described housing is two halves structure, two half shells are connected together on seat,
Envelope curve portion is provided with described housing, two described envelope curve portions are combined into the cylindrical coupler portion for wrapping up transmission line, described circle
The outer circumference surface of tubular connecting portion is provided with external screw thread, and the outer circumference surface of described cylindrical coupler portion is provided with opening, described biography
The outer circumference surface of defeated line is provided with annular protrusion, and described annular protrusion is concentric with described transmission line, outside described annular protrusion
External screw thread, the outer circumference surface of the external screw thread on described cylindrical coupler portion outer circumference surface and described annular protrusion are arranged on periphery
On external screw thread be identical screw thread, the end of described annular protrusion is provided with claw, and described claw is fastened in described opening, institute
State and sleeve is arranged with transmission line, the inner peripheral surface of described sleeve is provided with female thread, described sleeve is connected with described cylindrical shape
Portion and described annular protrusion are all threaded.
In order to simplify structure, it is easy to the processing of transmission line, make the connection between transmission line and annular protrusion more firm, described
Annular protrusion, claw and transmission line are integrated manufacture structure.
For the ease of rotational sleeve, the outer circumference surface of described sleeve is provided with some anti-skid bulges.
The beneficial effects of the utility model are: cylindrical coupler portion of the present utility model is provided with opening, same on transmission line
Axle arranges annular protrusion, and the end of annular protrusion is provided with claw, and claw is fastened in opening, can effectively limit transmission line and circle
Rotation between tubular connecting portion；External screw thread is provided with the outer circumference surface of cylindrical coupler portion, annular protrusion is arranged outer
Screw thread, transmission line is arranged with sleeve, and the inner peripheral surface of sleeve is provided with female thread, sleeve and cylindrical coupler portion and convex annular
Rise all threaded, can prevent claw from deviating from opening, make the fixation between transmission line and cylindrical coupler portion more firm,
It is 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
The coming off of 21 pins.
Brief description
With reference to the accompanying drawings and examples this utility model is further illustrated.
Fig. 1 is three-dimensional assembling schematic diagram of the present utility model；
Fig. 2 is the three-dimensional assembling schematic diagram of cylindrical coupler portion and transmission line in this utility model；
Fig. 3 is the schematic three dimensional views of housing in this utility model；
Fig. 4 is the schematic three dimensional views of transmission line in this utility model；
Fig. 5 is the schematic three dimensional views of this utility model middle sleeve.
In figure: 1. transmission line, 2.scart interface, 3. housing, 4. cylindrical coupler portion, 5. opening, 6. annular protrusion, 7.
Claw, 8. sleeve, 9. anti-skid bulge.
Specific embodiment
Presently in connection with accompanying drawing, the utility model is described in more detail.These accompanying drawings are the schematic diagram of simplification,
Basic structure of the present utility model is only described in a schematic way, therefore it only shows the composition relevant with this utility model.
A kind of screw thread escaping-proof type audio frequency and video connecting line as shown in Figure 1, includes transmission line 1 as shown in Figure 4 and is arranged on
The scart interface 2 at transmission line 1 two ends, described scart interface 2 includes base and housing 3, and described base is plugged with 21 pins, institute
State base to be arranged in housing 3, described housing 3 is two halves structure, two half shells 3 are connected together, as shown in figure 3, described
Envelope curve portion is provided with housing 3, two described envelope curve portions are combined into the cylindrical coupler portion 4 for wrapping up transmission line 1, described cylinder
The outer circumference surface of shape connecting portion 4 is provided with external screw thread, and the outer circumference surface of described cylindrical coupler portion 4 is provided with opening 5, described biography
The outer circumference surface of defeated line 1 is provided with annular protrusion 6, and described annular protrusion 6 is concentric with described transmission line 1, described annular protrusion 6
Outer circumference surface on external screw thread is set, the external screw thread on described cylindrical coupler portion 4 outer circumference surface and described annular protrusion 6 outer
External screw thread on periphery is identical screw thread, and the end of described annular protrusion 6 is provided with claw 7, and described claw 7 is fastened on described
In opening 5, as shown in Fig. 2 sleeve 8 as shown in Figure 5 is arranged with described transmission line 1, the inner peripheral surface of described sleeve 8 sets
There is female thread, described sleeve 8 is all threadeded with described cylindrical coupler portion 4 and described annular protrusion 6.
In order to simplify structure, it is easy to the processing of transmission line 1, make the connection between transmission line 1 and annular protrusion 6 more firm,
Described annular protrusion 6, claw 7 and transmission line 1 are integrated manufacture structure.
For the ease of rotational sleeve 8, the outer circumference surface of described sleeve 8 is provided with some anti-skid bulges 9.
Cylindrical coupler portion 4 of the present utility model is provided with opening 5, and transmission line 1 is coaxially disposed annular protrusion 6, annular
Raised 6 end is provided with claw 7, and claw 7 is fastened in opening 5, can effectively limit transmission line 1 and cylindrical coupler portion 4 it
Between rotation；The outer circumference surface of cylindrical coupler portion 4 is provided with external screw thread, external screw thread, transmission line are arranged on annular protrusion 6
It is arranged with sleeve 8, the inner peripheral surface of sleeve 8 is provided with female thread, and sleeve 8 is equal with cylindrical coupler portion 4 and annular protrusion 6 on 1
Threaded, can prevent claw 7 from deviating from opening 5, make the fixation between transmission line 1 and cylindrical coupler portion 4 more firm,
It is effectively prevented the rotation between transmission line 1 and scart interface 2, make audio frequency and video connecting line of the present utility model more firm, keep away
Exempt from coming off of 21 pins.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, related work people
Member can carry out various change and modification completely in the range of without departing from this utility model technological thought.This reality
The content being not limited in description with new technical scope it is necessary to determine its technology according to right
Property scope.
Claims (3)
1. a kind of screw thread escaping-proof type audio frequency and video connecting line it is characterised in that: include transmission line (1) and be arranged on transmission line (1) two
The scart interface (2) at end, described scart interface (2) includes base and housing (3), and described base is plugged with 21 pins, described
Base is arranged in housing (3), and described housing (3) is two halves structure, and two half shells (3) are connected together, described housing (3)
On be provided with envelope curve portion, two described envelope curve portions are combined into the cylindrical coupler portion (4) for wrapping up transmission line (1), described cylinder
The outer circumference surface of shape connecting portion (4) is provided with external screw thread, and the outer circumference surface of described cylindrical coupler portion (4) is provided with opening (5),
The outer circumference surface of described transmission line (1) is provided with annular protrusion (6), and described annular protrusion (6) is coaxial with described transmission line (1)
The heart, the outer circumference surface of described annular protrusion (6) arranges external screw thread, the outer spiral shell on described cylindrical coupler portion (4) outer circumference surface
Stricture of vagina is identical screw thread with the external screw thread on the outer circumference surface of described annular protrusion (6), and the end of described annular protrusion (6) is provided with
Claw (7), described claw (7) is fastened in described opening (5), and described transmission line (1) is arranged with sleeve (8), described sleeve
(8) inner peripheral surface is provided with female thread, and described sleeve (8) is equal with described cylindrical coupler portion (4) and described annular protrusion (6)
Threaded.
2. screw thread escaping-proof type audio frequency and video connecting line as claimed in claim 1 it is characterised in that: described annular protrusion (6), claw
And transmission line (1) is integrated manufacture structure (7).
3. screw thread escaping-proof type audio frequency and video connecting line as claimed in claim 1 it is characterised in that: the excircle of described sleeve (8)
Face is provided with some anti-skid bulges (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620614195.3U CN205900877U (en) | 2016-06-20 | 2016-06-20 | Screw thread anticreep type audio and video connecting line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620614195.3U CN205900877U (en) | 2016-06-20 | 2016-06-20 | Screw thread anticreep type audio and video connecting line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205900877U true CN205900877U (en) | 2017-01-18 |
Family
ID=57768497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620614195.3U Expired - Fee Related CN205900877U (en) | 2016-06-20 | 2016-06-20 | Screw thread anticreep type audio and video connecting line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205900877U (en) |
-
2016
- 2016-06-20 CN CN201620614195.3U patent/CN205900877U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20190620 |