CN204884682U - A butterfly coaxial cable for high frequency data transmission - Google Patents
A butterfly coaxial cable for high frequency data transmission Download PDFInfo
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- CN204884682U CN204884682U CN201520377739.4U CN201520377739U CN204884682U CN 204884682 U CN204884682 U CN 204884682U CN 201520377739 U CN201520377739 U CN 201520377739U CN 204884682 U CN204884682 U CN 204884682U
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- butterfly
- signal transmission
- coaxial cable
- shielding layer
- parallel signal
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Abstract
The utility model discloses a butterfly coaxial cable for high frequency data transmission, the outer sheath is arranged at the outermost layer of the cable, the inner layer surface of the outer sheath is connected with the outer shield layer, shielding layer surface including the external shielding layer cladding, the parallel signal transmission line sets up between external shielding layer and internal shield layer, the oversheath, shielding layer surface including butterfly that the external shielding layer is the symmetry distributes, be equipped with two butterfly wiring districts between oversheath and the internal shield layer, be equipped with the constant head tank between the two butterflies wiring district, the parallel signal transmission line includes that four pairs of parallel signal transmission lines are right, the four pairs of parallel signal transmission lines to symmetrical evenly distributed in two butterflies wiring districts, inside the shielding layer, a pair of electron wire pair was drawn together to the electron solenoid including electron line and pair twist signal transmission line all set up, and the electron wire loop is around distributing in the pair twist signal transmission line outside. The utility model discloses a butterfly coaxial cable has parallel effectual, construction convenience, the space is small and transmission speed is fast characteristics.
Description
Technical field
The utility model relates to high-frequency signal transmission wire material field, specifically refers to a kind of butterfly coaxial cable for high frequency data transfer.
Background technology
In recent years, along with popularizing of 3C number, high frequency data transfer causes the concern of more and more people, traditional high frequency data transfer wire rod many employings USB2.0 standard, there is differential impedance high, transmission delay differences is large, and decay, all there is certain defect in near-end loss, remote loss, volume of transmitted data, can not adapt to the requirement of modern product in speed, range of application compares limitation.Therefore, the application of high frequency data transfer coaxial cable is more and more extensive.At present, existing high frequency data transfer coaxial cable is mainly circular coaxial cable.In routine use, circle and pancake high frequency data transfer coaxial cable are in wiring process, many group coaxial cables may be needed to carry out parallel routing, parallel high frequency data transfer coaxial cable also can be able to be formed staggered along with the prolongation of wiring, and then cause disorder, be unfavorable for replacing in the future and maintenance; And circular coaxial has spatial volume feature bigger than normal, along with increasing of parallel routing, circular coaxial cable needs the volumetric spaces occupied obviously to increase, and is unfavorable for layout of constructing.
Utility model content
The purpose of this utility model is to provide a kind of butterfly coaxial cable for high frequency data transfer, has parallel effective, easy construction, spatial volume is little and transmission speed is fast feature.
The utility model can be achieved through the following technical solutions:
The utility model discloses a kind of butterfly coaxial cable for high frequency data transfer, comprise electric wire, pair twist signal transmssion line, parallel signal transmission line, outer shielding layer, internal shield and oversheath, oversheath is arranged on the outermost layer of cable, the internal layer surface of oversheath is connected with outer shielding layer, outer shielding layer is coated on internal shield surface, electric wire, pair twist signal transmssion line is arranged on the inside of outer shielding layer with parallel signal transmssion line, described parallel signal transmission line is arranged between outer shielding layer and internal shield, described oversheath, outer shielding layer butterfly is symmetrically distributed in described internal shield outer surface, two butterfly wiring region are provided with between described oversheath and internal shield, location notch is provided with between described two butterfly wiring region, described parallel signal transmission line comprises four pairs of parallel signal transmission lines pair, described four pairs of parallel signal transmission lines are to being distributed in described two butterfly wiring region symmetrically and evenly, it is inner that described electric wire and pair twist signal transmssion line are all arranged on described internal shield, and described electric wire comprises pair of electrons line pair, and described electric wire is around the outside being distributed in described pair twist signal transmssion line.Employing butterfly designs, and while the different core of rational deployment, provides location notch again, facilitate the coaxial cable of parallel routing to think integrated positioning for follow-up cable wiring manufacture, prevent wiring disorderly; And, can realizing without the need to other instruments are auxiliary parallel location, top of location notch, construction is simple; Meanwhile, location notch and the butterfly wiring region of adjacent coaxial cable embed mutually, effectively save the volumetric spaces occupied by construction wiring.On core structure, core layout is even, effectively improves the effect of shielding; The form adopting line right occurs, ensure that the stability of signal transmission, avoids the impact of the high-frequency signal transmission that conventional coaxial structure cable core causes because structure is unfixing and position distribution is uneven, substantially increases the speed of transmission.
As further improvement of the utility model, the radian of described butterfly wiring region is 120 degree, and the angle between described two adjacent butterfly wiring region is 60 degree.By carrying out further refinement and restriction to the angle of butterfly wiring region, the mutual embedding construction of more follow-up dish-shaped wiring region and location notch provides convenient.
As further improvement of the utility model, the two parallel signal transmission lines be arranged in same butterfly wiring region are 90 degree to the radian formed, and the two adjacent parallel signal transmission lines being arranged on different butterfly wiring region are 90 degree to the angle that (21) are formed.By the symmetric layout that parallel signal transmission line is right, effectively avoid the impact that position difference causes high frequency data transfer, ensure the stability of transfer of data.
As further improvement of the utility model, described parallel signal transmission line is to comprising two coaxial cable cores, and described coaxial cable core is wrapped stranded by aluminium foil.Stranded by aluminium foil, making two coaxial cable cores with parallel signal transmission line to connecting up, effectively reducing the difficulty of processing.
As further improvement of the utility model, described pair twist signal transmssion line is USB2.0 pair twist signal transmssion line, comprises some pair twist Signal transmissions cable cores.Adopt based on USB2.0 pair twist signal transmssion line, finally possess the requirement of USB3.1, effectively ensure that the speed of high frequency data transfer.
As further improvement of the utility model, described internal shield comprises copper cash winding layer, copper foil layer and polyester layer, described copper cash winding layer is wrapped in described fluoroplastic insulation layer outer surface, described copper foil layer is coated on copper cash winding layer outer surface, the material that described polyester layer is coated on copper foil tape described in copper foil layer outer surface is Copper Foil, its flexibility is good, shield effectiveness is good, copper foil layer is coated on copper cash winding layer surface, not only enhance shield effectiveness, also guarantee the signal attenuation that wire rod produces because of production in rear processing procedure; Polyester layer, as protective layer, can be selected the polyester material without color as required, thus effectively distinguish in the application of product.
As further improvement of the utility model, described oversheath is PVC insulating barrier or TPE insulating barrier.PVC insulating barrier or TPE insulating barrier good insulation preformance, with low cost, protect the heart yearn of high frequency data transfer coaxial cable inside preferably.
High frequency data transfer cable described in the utility model, compared with traditional transmission cable, has following beneficial effect:
The first, parallel effective, coaxial cable, being embedded by butterfly wiring region in another coaxial cable location notch, is realized the parallel routing of different coaxial cable, effectively prevents disorder;
The second, easy construction, adopts butterfly outward appearance, and without the need to aid, easily realize the embedding docking of butterfly wiring region and location notch, wire rod is soft, and wiring operations is simple;
Three, spatial volume is little, and butterfly wiring region embeds location notch inside and carries out butt junction location, improves the space availability ratio of many coaxial cables, effectively reduces occupying wiring space;
Four, transmission speed is fast, with USB3.1 transmission standard at platypelloid type oversheath inner Rational Arrangement parallel signal transmission line, electric wire and pair twist holding wire, effectively promotes transmission speed;
Five, shield effectiveness is good, parallel signal transmission line, electric wire and the arrangement of pair twist holding wire uniform layout, the interference of effective screening-off position otherness;
Six, stability is excellent, and parallel signal transmission line, electric wire and pair twist holding wire are independently arranged, and coordinates simultaneously and is provided with overcoat or insulating barrier, effectively protect the hop of inside, improve stability.
Accompanying drawing explanation
Fig. 1 is the structural representation in a kind of butterfly coaxial cable cross section for high frequency data transfer of the utility model.
In figure, mark comprises: 1, oversheath, and 2, parallel signal transmission line, 3, pair twist signal transmssion line, 4, electric wire, 5, outer shielding layer, 6, butterfly wiring region, 7, location notch, 8, internal shield, 21, parallel signal transmission line pair, 31, pair twist signal transmission cable, 41, electric wire pair.
Embodiment
In order to make those skilled in the art person understand the technical solution of the utility model better, below in conjunction with embodiment and accompanying drawing, the utility model product is described in further detail.
As shown in Figure 1, the utility model discloses a kind of butterfly coaxial cable for high frequency data transfer, comprise electric wire 4, pair twist signal transmssion line 3, parallel signal transmission line 2, outer shielding layer 5, internal shield 8 and oversheath 1, oversheath 1 is arranged on the outermost layer of cable, the internal layer surface of oversheath 1 is connected with outer shielding layer 5, outer shielding layer 5 is coated on internal shield 8 surface, electric wire 4, pair twist signal transmssion line 3 is arranged on the inside of outer shielding layer 5 with parallel signal transmssion line 2, described parallel signal transmission line 2 is arranged between outer shielding layer 5 and internal shield 8, described oversheath 1, outer shielding layer 5 butterfly is symmetrically distributed in described internal shield 8 outer surface, two butterfly wiring region 6 are provided with between described oversheath 1 and internal shield 8, location notch 5 is provided with between two butterfly wiring region 6, described parallel signal transmission line 2 comprises four pairs of parallel signal transmission lines to 21, four pairs of described parallel signal transmission lines are distributed in described two butterfly wiring region 6 to 21 symmetrically and evenly, it is inner that described electric wire 4 and pair twist signal transmssion line 3 are all arranged on internal shield 8, and described electric wire 4 comprises pair of electrons line to 41, and described electric wire 4 is around being distributed in outside pair twist signal transmssion line 3.The radian of described butterfly wiring region 6 is 120 degree, and the radian that described two adjacent butterfly wiring region 6 are formed is 60 degree.The two parallel signal transmission lines be arranged in same butterfly wiring region 6 are 90 degree to the radian that 21 are formed, and be arranged on different butterfly wiring region 6 adjacent, two parallel signal transmission lines are 90 degree to the radian that 21 are formed.Described parallel signal transmission line comprises two coaxial cable cores to 21, and described coaxial cable core is wrapped stranded by aluminium foil.Described pair twist signal transmssion line 3 is USB2.0 pair twist signal transmssion line 3, comprises some pair twist Signal transmissions cable cores 31.Described internal shield 8 comprises copper cash winding layer, copper foil layer and polyester layer, described copper cash winding layer is wrapped in described fluoroplastic insulation layer outer surface, described copper foil layer is coated on copper cash winding layer outer surface, and described polyester layer is coated on copper foil layer outer surface.Described oversheath 1 is PVC insulating barrier or TPE insulating barrier.
The above, be only preferred embodiment of the present utility model, not does any pro forma restriction to the utility model; The those of ordinary skill of all industry all can shown in by specification accompanying drawing and the above and implement the utility model swimmingly; But all those skilled in the art are not departing within the scope of technical solutions of the utility model, disclosed above technology contents can be utilized and make a little change, modify with differentiation equivalent variations, be Equivalent embodiments of the present utility model; Meanwhile, all according to substantial technological of the present utility model to the change of any equivalent variations that above embodiment is done, modify and differentiation etc., within the protection range all still belonging to the technical solution of the utility model.
Claims (6)
1. the butterfly coaxial cable for high frequency data transfer, comprise electric wire (4), pair twist signal transmssion line (3), parallel signal transmission line (2), outer shielding layer (5), internal shield (8) and oversheath (1), oversheath (1) is arranged on the outermost layer of cable, the internal layer surface of oversheath (1) is connected with outer shielding layer (5), outer shielding layer (5) is coated on internal shield (8) surface, electric wire (4), pair twist signal transmssion line (3) is arranged on the inside of outer shielding layer (5) with parallel signal transmssion line (2), it is characterized in that: described parallel signal transmission line (2) is arranged between described outer shielding layer (5) and internal shield (8), described oversheath (1) and outer shielding layer (5) butterfly are symmetrically distributed in the outer surface of described internal shield (8), two butterfly wiring region (6) are provided with between described oversheath (1) and internal shield (8), location notch (5) is provided with between described two butterfly wiring region (6), described parallel signal transmission line (2) comprises four pairs of parallel signal transmission lines to (21), described four pairs of parallel signal transmission lines are distributed in described two butterfly wiring region (6) to (21) symmetrically and evenly, described electric wire (4) and pair twist signal transmssion line (3) are all arranged on the inside of described internal shield (8), described electric wire (4) comprises pair of electrons line to (41), and described electric wire (4) is around the outside being distributed in described pair twist signal transmssion line (3).
2. the butterfly coaxial cable for high frequency data transfer according to claim 1, is characterized in that: the radian of described butterfly wiring region (6) is 120 degree, and the angle between described two adjacent butterfly wiring region (6) is 60 degree.
3. the butterfly coaxial cable for high frequency data transfer according to claim 2, it is characterized in that: being arranged on the radian that two parallel signal transmission lines in same butterfly wiring region (6) are formed (21) is 90 degree, and being arranged on two adjacent parallel signal transmission lines of different butterfly wiring region (6) is 90 degree to the angle that (21) are formed.
4. the butterfly coaxial cable for high frequency data transfer according to claim 3, is characterized in that: described parallel signal transmission line comprises two coaxial cable cores to (21), and described coaxial cable core is wrapped stranded by aluminium foil.
5. the butterfly coaxial cable for high frequency data transfer according to claim 4, is characterized in that: described pair twist signal transmssion line (3) is USB2.0 pair twist signal transmssion line (3), comprises some pair twist Signal transmissions cable cores (31).
6. according to claim 5 or the described butterfly coaxial cable for high frequency data transfer, it is characterized in that: described oversheath (1) is PVC insulating barrier or TPE insulating barrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520377739.4U CN204884682U (en) | 2015-06-03 | 2015-06-03 | A butterfly coaxial cable for high frequency data transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520377739.4U CN204884682U (en) | 2015-06-03 | 2015-06-03 | A butterfly coaxial cable for high frequency data transmission |
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| Publication Number | Publication Date |
|---|---|
| CN204884682U true CN204884682U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520377739.4U Active CN204884682U (en) | 2015-06-03 | 2015-06-03 | A butterfly coaxial cable for high frequency data transmission |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105957612A (en) * | 2016-06-24 | 2016-09-21 | 安徽宜德电子有限公司 | Longitudinally-wrapped aluminum plastic composite band coaxial cable |
-
2015
- 2015-06-03 CN CN201520377739.4U patent/CN204884682U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105957612A (en) * | 2016-06-24 | 2016-09-21 | 安徽宜德电子有限公司 | Longitudinally-wrapped aluminum plastic composite band coaxial cable |
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