CN205900984U - High strength concatenation formula video transmission line - Google Patents

Abstract

The utility model provides a high strength concatenation formula video transmission line, includes that the signal connects, the wire rod, the wire rod includes outer jacket layer, core wire of the conductor, and core wire of the conductor places the overcoat in situ in, and core wire of the conductor surface package is equipped with the insulating layer, wherein still include the public head of connection, connect female head, the signal connect, connect public head set up respectively the both ends of wire rod and respectively with the wire rod on core wire of the conductor connect to form a connector unit, the signal connect, connect female head set up respectively the both ends of wire rod and respectively with the wire rod on core wire of the conductor connect to form the 2nd connector unit, connect public head, connect female head set up respectively the both ends of wire rod and respectively with the wire rod on core wire of the conductor connect to form the linkage unit, connect through connecting the public affairs head, connecting female head grafting cooperation between a connector unit, the 2nd connector unit, linkage unit, the wire rod is still including filling heart yearn and anti stress heart yearn, outer jacket layer suits with the diameter of the subassembly that insulating layer, packing heart yearn, anti stress heart yearn formed.

Description

The spliced video transmission line of high intensity

Technical field

This utility model is related to data line field, the spliced composite transmission line of espespecially a kind of high intensity.

Background technology

Development with social economy and the raising of technical level of science and technology, video equipment is just widely being impregnated with each neck Domain, such as computer realm, TV domain, field of video monitoring, video promotional field etc., for the signal transmission of video equipment, Need to rely on transmission line realization, including transmission of video, audio transmission, its structure mainly includes metal-cored for transmission signal Line, wraps polyethylene layer on heart yearn surface, and then outer layer knits metallic shield net, then plus sheath.

For existing video transmission line, have the disadvantages that

1. line length be fixing it is impossible to the length laid as needed voluntarily arranges the length of transmission line, therefore often need Prepare the transmission line of a plurality of different length, increased the difficulty of wiring, when breaking down in wire body, then can not be continuing with And need to change, service life is short, increases use cost；

2. materials are more, and polyethylene layer is solid, after the wire rod of substantially finished product completes, need substantial amounts of solid Plastics (i.e. polyethylene layer), and need using gauze screen (i.e. metallic shield net) excessive, wasting of resources with metal charge Many, additionally, during transmission line practical application, pulling force is not enough, because only that metal core wire plays main pulling force effect, easy overstress And fracture and scrap.

Utility model content

For solving the above problems, this utility model provides one kind can voluntarily be assembled splicing according to length of arrangement wire, reduces Connect up difficulty, and pulling force is not easily broken greatly, long service life, the spliced video transmission line of high intensity of low cost.

For achieving the above object, the technical solution adopted in the utility model is: a kind of spliced video transmission line of high intensity, Including the Signal connector for connecting video equipment, the wire rod for connecting Signal connector, described wire rod includes jacket layer, is used for The conductor core wire of transmission video signal, conductor core wire is placed in jacket layer, and conductor core wire surface bag is provided with insulating barrier, wherein also wraps Include the connection male that can be mutually inserted, connect female, described Signal connector, connection male are separately positioned on the two ends of wire rod and divide It is not connected composition the first connector unit with the conductor core wire on wire rod；Described Signal connector, connection female are separately positioned on wire rod Two ends and respectively be connected with the conductor core wire on wire rod composition the second connector unit；Described connection male, connection female are respectively It is arranged on the two ends of wire rod and be connected composition connection unit respectively with the conductor core wire on wire rod；Described first connector unit, By connecting male between two connector units, connection unit, connection female grafting is connected；Described wire rod also includes filling heart yearn And resistance to stress heart yearn, the diameter phase of the assembly that described jacket layer and insulating barrier, filling heart yearn, resistance to stress heart yearn are formed fits Should.

The beneficial effects of the utility model are:

1. this utility model is provided by the first connector unit, the second connector unit, connection unit, and arranges thereon Have and can achieve the connection male engaging and connect female, realize the length of transmission line is carried out using connection male and connection female Customize setting, be easy to connect up and improve wiring efficiency；

2. by overall transmission line is carried out blocking segmentation, occupy little space, be easy to transmission line is preserved, and can be right The part damaged is changed, and improves service life, reduces cost；

3., by being internally provided with resistance to stress metal core wire in jacket layer, can be effectively increased overall wire rod is used for tension Stretch stress and compressive stress, meanwhile add filling heart yearn in jacket layer, make wire internal more anti-extrusion, effective protection is led Body heart yearn and resistance to stress heart yearn, and can avoid using substantial amounts of solid polythene material, reduce the wasting of resources；Cost-effective.

Brief description

Fig. 1 is the first connector unit, connection unit, the second connector unit attachment structure schematic diagram；

Fig. 2 is the first connector unit and the second connector unit attachment structure figure.

Fig. 3 is connection unit structural representation；

Fig. 4 is the sectional view of wire rod；

Fig. 5 is wire internal structural representation.

Drawing reference numeral illustrates:

1- Signal connector；2- wire rod；21- jacket layer；22- conductor core wire；221- insulating barrier；23- fills heart yearn；24- resists Stress heart yearn；3- connects male；31- first housing；311- cam；312- the first terminal；32- Elastic buckle；4- connects female； 41- second housing；42- snap ring.

Specific embodiment

Refer to shown in Fig. 1-5, this utility model with regard to a kind of spliced video transmission line of high intensity, including for connecting The Signal connector 1 of video equipment, the wire rod 2 for connecting Signal connector 1, described wire rod 2 includes jacket layer 21, regards for transmission The conductor core wire 22 of frequency signal, conductor core wire 22 is placed in jacket layer 21, and conductor core wire 22 surface bag is provided with insulating barrier 221, its In also include being mutually inserted connection male 3, connect female 4, described Signal connector 1, connect male 3 and be separately positioned on wire rod 2 two ends are simultaneously connected composition the first connector unit respectively with the conductor core wire 22 on wire rod 2；Described Signal connector 1, connection female 4 two ends being separately positioned on wire rod 2 are simultaneously connected composition the second connector unit respectively with the conductor core wire 22 on wire rod 2；Described company Connect male 3, connection female 4 is separately positioned on the two ends of wire rod 2 and is connected composition connection respectively with the conductor core wire 22 on wire rod 2 Unit；Pass through between described first connector unit, the second connector unit, connection unit to connect male 3, connect female 4 grafting cooperation Connect；Described wire rod 2 also includes filling heart yearn 23 and resistance to stress heart yearn 24, described jacket layer 21 and insulating barrier 221, filled core The diameter of the assembly that line 23, resistance to stress heart yearn 24 are formed is adapted.

Compared to existing technology, this utility model is divided into the first joint list by integral transmission line is carried out blocking Unit, the second connector unit, connection unit, and be provided with the connection male 3 that can achieve joint thereon and connect female 4, utilize Connect male 3 and connection female 4 realize being customized of the length setting to transmission line, be easy to connect up and improve wiring efficiency, Occupy little space, be easy to transmission line is preserved, and the part damaged can be changed, improve service life, reduce cost；This Pass through outward to be internally provided with resistance to stress metal core wire in jacket layer 21, can be effectively increased overall wire rod is used for stretch-proof stress And compressive stress, meanwhile add filling heart yearn 23 in jacket layer, make wire internal more anti-extrusion, effective protection conductor cores Line 22 and resistance to stress heart yearn 24, and can avoid using substantial amounts of solid polythene material, reduce the wasting of resources；Cost-effective.

Specifically, described connection male 3 includes the first housing 31, and the first housing 31 front end is provided with cam 311, first shell The rear end of body 31 is fixedly connected with one end of wire rod 2, is wherein provided with the first terminal 312 in cam 311 and passes through the first terminal 312 are connected with conductor core wire 22, and the other end of the first terminal 312 extends to outside cam 311；Described connection female 4 includes second Housing 41, the second housing 41 front end is provided with draw-in groove corresponding with cam 311 (not showing in diagram), the rear end of the second housing 41 It is fixedly connected with one end of wire rod 2, be provided with Second terminal in draw-in groove and be connected with conductor core wire 22 by Second terminal；Connect Male 3 and connection female 4 are plugged on draw-in groove by cam 311 and connect, and wherein extend to the first terminal 312 outside cam 311 Contact connection with the Second terminal in draw-in groove.

Using such scheme, connect male 3, connect female 4 front to being correspondingly arranged on cam 311 and draw-in groove respectively, that is, Cooperation is mutually inserted by cam 311 and draw-in groove and can achieve the combination connecting male 3 and connecting female 4, wherein cam 311 He It is respectively provided with the first terminal 312 and Second terminal in draw-in groove, and be connected with the conductor core wire 22 in wire rod 2 respectively, and first end Son 312 extends to outside cam 311, and when being plugged on draw-in groove in order to realize cam 311, the first terminal 312 can be connect with Second terminal Touch connection.

Further, connect more firm in order to allow connect between male 3 and connection female 4, outside the first housing 31 It is provided with Elastic buckle 32, outside described second housing 41, be correspondingly arranged snap ring 42 corresponding with described Elastic buckle 32, described Connect male 3, connection female 4 passes through Elastic buckle 32, snap ring 42 is fastened.

Specifically, described resistance to stress heart yearn 24 is mutually to be entwined by least 2 strands of metal wires, described filling heart yearn 23 by At least 2 strand insulation plastic layers are mutually entwined.

Using such scheme, resistance to stress heart yearn 24 is mutually entwined using more than at least 2 strands of metal wire, then using being There is provided pulling force by 22 two kinds of heart yearns of resistance to stress heart yearn 24 and conductor core wire, effectively prevent wire rod 2 to be pulled off, pass through at least 2 in addition Strand insulation plastic layer is mutually wound around as filling heart yearn 23, can increase the anti-extrusion degree in wire rod 2, can avoid using substantial amounts of Solid polythene material, effective reduces cost.

Specifically, described insulating barrier 221, jacket layer 21 are all using polytetrafluoroethylmaterial material.

Using such scheme, insulating barrier 221, jacket layer 21 adopt polytetrafluoroethylmaterial material, have very strong insulating properties, And can adapt to extremely cold and high temperature, wire rod 2 can be carried out with more efficient protection, improve service life.

This utility model can carry out the customization of different length according to actual needs to transmission line, if wiring distance is short, can be straight Connect by the first connector unit and the second connector unit connect through connection male and connect female connect can (as shown in Figure 2), If wiring distance is long, some connection units can be increased between the first connector unit and the second connector unit, to increase transmission line Length (as shown in Figure 1).

Embodiment of above is only preferred implementation of the present utility model to be described, not to this utility model Scope be defined, on the premise of without departing from this utility model design spirit, this area ordinary skill technical staff to this Various modifications and improvement that the technical scheme of utility model is made, all should fall into the guarantor that claims of the present utility model determine In the range of shield.

Claims (5)

1. a kind of spliced video transmission line of high intensity, including the Signal connector for connecting video equipment, is used for connecting signal The wire rod of joint, described wire rod includes jacket layer, the conductor core wire for transmission video signal, and conductor core wire is placed in jacket layer Interior, conductor core wire surface bag is provided with insulating barrier it is characterised in that also including connection male, the connection female that can be mutually inserted, institute State Signal connector, connect male and be separately positioned on the two ends of wire rod and be connected with the conductor core wire on wire rod respectively to form and first connect Head unit；Described Signal connector, connection female are separately positioned on the two ends of wire rod and are connected with the conductor core wire on wire rod respectively Form the second connector unit；Described connect male, connect female be separately positioned on wire rod two ends and respectively with wire rod on lead Body heart yearn connects composition connection unit；Between described first connector unit, the second connector unit, connection unit pass through connect male, Connect female grafting to be connected；Be additionally provided with filling heart yearn and resistance to stress heart yearn in described wire rod, described jacket layer with absolutely The diameter of the assembly that edge layer, filling heart yearn, resistance to stress heart yearn are formed is adapted.

2. the spliced video transmission line of high intensity according to claim 1 is it is characterised in that described connection male includes One housing, the first housing forward end is provided with cam, and the rear end of the first housing is fixedly connected with one end of wire rod, is provided with cam The first terminal is simultaneously connected with conductor core wire by the first terminal, and the other end of the first terminal extends to outside cam；Described connection is female Head includes the second housing, and the second housing forward end is provided with draw-in groove corresponding with cam, the rear end of the second housing and one end of wire rod It is fixedly connected, be provided with Second terminal in draw-in groove and be connected with conductor core wire by Second terminal；Connect male and connect female It is plugged on draw-in groove by cam and connects, wherein extend to the first terminal outside cam and contact with the Second terminal in draw-in groove even Connect.

3. the spliced video transmission line of high intensity according to claim 2 is it is characterised in that described first hull outside sets It is equipped with Elastic buckle, described second hull outside is correspondingly arranged snap ring corresponding with described Elastic buckle, described connection male, company Connect female to be fastened by Elastic buckle, snap ring.

4. the spliced video transmission line of high intensity according to claim 1 it is characterised in that described resistance to stress heart yearn be by At least 2 strands metal wires are mutually entwined, and described filling heart yearn is mutually entwined by least 2 strand insulation plastic layers.

5. the spliced video transmission line of high intensity according to claim 1 is it is characterised in that described insulating barrier, jacket layer All using polytetrafluoroethylmaterial material.