CN212907134U - Data transmission cable for base station - Google Patents

Data transmission cable for base station Download PDF

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Publication number
CN212907134U
CN212907134U CN202021509377.7U CN202021509377U CN212907134U CN 212907134 U CN212907134 U CN 212907134U CN 202021509377 U CN202021509377 U CN 202021509377U CN 212907134 U CN212907134 U CN 212907134U
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China
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layer
data transmission
insulating layer
base station
transmission cable
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CN202021509377.7U
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Chinese (zh)
Inventor
胡必林
胡涛涛
李健
蔡飞
胡程
徐静林
胡豪杰
刘丽
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Anhui Tianxing Cable Technology Co ltd
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Anhui Tianxing Cable Technology Co ltd
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Abstract

The utility model relates to a base station data transmission cable, including the inlayer wire with set up in the outer first insulation layer of inlayer wire has at least part be provided with the foam layer between base station data transmission cable's inlayer wire and the first insulation layer. The utility model provides a base station data transmission cable, be provided with the foaming body layer between base station data transmission cable's inlayer wire and first insulation layer, because foaming body layer elasticity is greater than the elasticity on first insulation layer, especially, its compressible space is great when the foaming body layer is the sponge layer, make first insulation layer at first compression foaming body layer deformation formation when base station data transmission cable is buckled buckle, first insulation layer just can be by tensile deformation in the outside when buckling to a certain extent in a position, the tensile deformation degree that base station data transmission cable produced when buckling has so significantly reduced, more be favorable to temperature to use under the environment of comparison low.

Description

Data transmission cable for base station
Technical Field
The utility model belongs to the technical field of the data transmission cable, concretely relates to basic station data transmission cable.
Background
With the development of communication technology, the construction of base stations has increased, wherein the data transmission cable is used as a medium for data transmission, and the function of the data transmission cable is not a little different, and once a problem occurs in the data transmission cable, the data transmission of the base station is directly affected. The data transmission cable is difficult to avoid bending in the process of wiring, an insulating layer of the data transmission cable is stretched and deformed outside in the bending process to form damage to the insulating layer, generally, the insulating material has certain ductility, so that the damage generally does not affect the insulation protection of the data transmission cable, however, in some special conditions, such as a low temperature environment, the ductility of the insulating layer is poor, so that the damage to the insulating layer formed after the insulating layer is stretched and deformed is large, and cracks can be generated even when the cable is bent greatly, so that the insulation protection performance of the insulating layer is affected.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the above-mentioned prior art, the utility model provides a base station data transmission cable is in order to solve foretell technical problem.
In order to realize the purpose of the utility model, the utility model provides a technical scheme as follows:
a base station data transmission cable comprises an inner layer wire and a first insulating layer arranged outside the inner layer wire, wherein a foaming body layer is arranged between at least part of the inner layer wire of the base station data transmission cable and the first insulating layer.
Preferably, the foam layer is a sponge layer.
Preferably, the inner conductor comprises a conductor wire core, a second insulating layer arranged outside the conductor wire core and a shielding layer arranged outside the second insulating layer.
Preferably, the conductor core and the second insulating layer form a combined wire monomer, the two combined wire monomers are wound with each other to form a twisted pair, and the shielding layer is arranged outside the twisted pair.
Preferably, the twisted pair and the shielding layer form a conductive single body, the inner conductor includes a plurality of sets of conductive single bodies, the plurality of sets of conductive single bodies form a composite body, and the foam layer is located between the composite body and the first insulating layer.
Preferably, insulating filling bodies are filled in gaps among the multiple groups of conducting monomers, the centers of the filling bodies are overlapped with the center of the first insulating layer, and reinforcing bars are arranged at the center positions of the filling bodies.
Preferably, the reinforcing strip is a metal strip or a rubber strip.
Preferably, the inner layer lead comprises a conductor wire core, a second insulating layer arranged outside the conductor wire core, a shielding layer arranged outside the second insulating layer and a third insulating layer arranged outside the shielding layer;
the conductor wire core and the second insulating layer form a combined wire monomer, the two combined wire monomers are mutually wound to form a twisted pair, and the shielding layer is arranged outside the twisted pair.
Preferably, the twisted pair, the shielding layer and the third insulating layer form a conductive single body, the inner conductor includes a plurality of groups of conductive single bodies, and a foam layer is disposed between each group of conductive single bodies and the first insulating layer.
Preferably, the inner surface of the first insulating layer and the outer surface of the third insulating layer are provided with saw-tooth-shaped grooves, and the inner surface and the outer surface of the foam body are provided with saw-tooth-shaped protrusions matched with the saw-tooth-shaped grooves.
The utility model provides a base station data transmission cable, be provided with the foaming body layer between base station data transmission cable's inlayer wire and first insulating layer, because foaming body layer elasticity is greater than the elasticity on first insulating layer, especially the compressible space is great when the foaming body layer is the sponge layer, make first insulating layer compression foaming body layer deformation at first form the buckling when base station data transmission cable buckles, first insulating layer can be tensile deformation in the outside when buckling to a certain extent in a position, the tensile deformation degree that has so greatly reduced base station data transmission cable and produced when buckling, more be favorable to temperature to use under the environment of than low;
when bending, can also set up a plurality of bending points and form a big bending, can further reduce the tensile deformation journey that base station data transmission cable produced when buckling like this, stop the tensile deformation that data transmission cable produced when buckling even. Similarly, the structure is less prone to stretch deformation of the first insulating layer when bent around a circular object.
Drawings
Fig. 1 is an external configuration diagram of a base station data transmission cable in embodiments 1 and 2;
fig. 2 is an external configuration diagram of a base station data transmission cable in embodiments 3 and 4;
FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 1;
and is one of the schematic structural diagrams of the cross-section B-B of FIG. 2;
FIG. 4 is a schematic view of the cross-sectional structure C-C of FIG. 2;
FIG. 5 is a second schematic view of the cross-sectional structure A-A of FIG. 1;
FIG. 6 is a third schematic view of the cross-sectional structure A-A of FIG. 1;
and is a second schematic diagram of the cross-sectional structure B-B of FIG. 2;
FIG. 7 is a schematic diagram of the longitudinal cross-sectional structure of FIG. 2 with the inner conductor structure removed for ease of understanding;
FIG. 8 is an enlarged view of FIG. 7 at D;
FIG. 9 is a schematic partial cross-sectional view of the inner conductive line structure corresponding to FIG. 8;
reference numerals in the figures; the cable comprises an inner layer wire 1, a conductor wire core 1-1, a second insulating layer 1-2, a shielding layer 1-3, a third insulating layer 1-4, an insulating filling body 1-5, reinforcing strips 1-6, a first insulating layer 2, a foaming body layer 3, a sawtooth-shaped groove 4 and a sawtooth-shaped protrusion 5.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Embodiment 1, the present invention provides a base station data transmission cable, see fig. 1 and 3, including an inner conductor 1 and a first insulating layer 2 disposed outside the inner conductor; a foaming body layer 3 is arranged between an inner layer lead of the base station data transmission cable and a first insulating layer, the elasticity of the foaming body layer is greater than that of the first insulating layer, the foaming body layer is a laminated structure made of foaming paper, the foaming body layer can be a sponge layer, and the sponge can be high-temperature-resistant sponge or memory sponge and the like; the inner layer conductor can use an existing structure, in the embodiment, the inner layer conductor comprises a conductor core 1-1, a second insulating layer 1-2 arranged outside the conductor core, and a shielding layer 1-3 arranged outside the second insulating layer, the conductor core and the second insulating layer form a combined wire monomer, two combined wire monomers are mutually wound to form a twisted pair, and the shielding layer is arranged outside the twisted pair; the twisted pair and the shielding layer form a conductive single body, the inner conductor comprises a plurality of groups of conductive single bodies, the plurality of groups of conductive single bodies form a composite body, and the foaming body layer is positioned between the composite body and the first insulating layer.
According to the structure, the foaming body layer is arranged between the inner layer lead of the base station data transmission cable and the first insulating layer, and the elasticity of the foaming body layer is larger than that of the first insulating layer, particularly, the foaming body layer has larger compressible space when being a sponge layer, so that the first insulating layer firstly compresses the foaming body layer to deform to form bending when the base station data transmission cable is bent, and the first insulating layer is stretched and deformed at the outer side when the first insulating layer is bent to a certain degree at one position, thereby greatly reducing the stretching deformation degree generated when the base station data transmission cable is bent, and being more beneficial to the use of the base station data transmission cable in a lower environment;
when bending, can also set up a plurality of bending points and form a big bending, can further reduce the tensile deformation journey that base station data transmission cable produced when buckling like this, stop the tensile deformation that data transmission cable produced when buckling even. Similarly, the structure is less prone to stretch deformation of the first insulating layer when bent around a circular object.
In practical use, the foaming layer, particularly the sponge layer, is arranged to form a support between the inner-layer wire and the first insulating layer, so that relatively large friction force exists between the inner-layer wire and the foaming layer and between the foaming layer and the first insulating layer, and particularly, the friction force is increased after the foaming layer is compressed when the foaming layer is bent, and the inner-layer wire and the first insulating layer can be effectively prevented from moving relatively when stressed. As an embodiment, referring to fig. 5, insulation filling bodies 1-5 are filled in gaps between a plurality of groups of the conductive monomers, the center of the filling body coincides with the center of the first insulation layer, a reinforcing strip 1-6 is disposed at the center of the filling body, the filling body is disposed to further prevent the inner layer conductor and the first insulation layer from moving relatively when a force is applied, and the reinforcing strip is disposed at a neutral position of the filling body to increase the overall tensile resistance of the base station data transmission cable, wherein the reinforcing strip is a metal strip or a rubber strip, and when a metal strip is used, a shielding layer may be disposed between the foaming layer and the first insulation layer or between the foaming layer and the inner layer conductor, which is a well-known arrangement manner by those skilled in the art and will not be described herein again.
Embodiment 2, embodiment 2 is substantially the same as embodiment 1 except that a third insulating layer is disposed outside the shielding layer and a foam layer is disposed between the conductive monomer and the first insulating layer, and the specific structure is shown in fig. 1 and 6, the base station data transmission cable includes an inner conductor 1 and a first insulating layer 2 disposed outside the inner conductor; a foaming body layer 3 is arranged between an inner layer lead of the base station data transmission cable and a first insulating layer, the elasticity of the foaming body layer is greater than that of the first insulating layer, the foaming body layer is a laminated structure made of foaming paper, the foaming body layer can be a sponge layer, and the sponge can be high-temperature-resistant sponge or memory sponge and the like; the inner-layer wire can use the existing structure, and in the embodiment, the inner-layer wire comprises a conductor wire core 1-1, a second insulating layer 1-2 arranged outside the conductor wire core, a shielding layer 1-3 arranged outside the second insulating layer and a third insulating layer 1-4 arranged outside the shielding layer; the conductor wire core and the second insulating layer form a combined wire monomer, the two combined wire monomers are mutually wound to form a twisted pair, and the shielding layer is arranged outside the twisted pair; the twisted pair, the shielding layer and the third insulating layer form a conducting monomer, the inner-layer conductor comprises a plurality of groups of conducting monomers, and a foaming body layer is arranged between each group of conducting monomers and the first insulating layer.
The principle of the above structure is the same as that of the embodiment, and the description is omitted here. In addition, a filler and a reinforcing bar structure can also be arranged in the middle gap of the 4 conductive monomers in fig. 6.
As a preferred embodiment, referring to fig. 7 to 9, the inner surface of the first insulation layer and the outer surface of the third insulation layer are provided with saw-tooth grooves 4, and the inner surface and the outer surface of the foam are provided with saw-tooth protrusions 5 matched with the saw-tooth grooves, so that the saw-tooth structure can prevent the inner conductor and the first insulation layer from moving relatively when a force is applied to the inner conductor and the first insulation layer after the foam layer is compressed when being bent, and in addition, the foam is more easily deformed when being bent due to the depressions between the adjacent saw-tooth parts of the saw-tooth structure when being bent, thereby further reducing the tensile deformation of the first insulation layer.
Embodiment 3, embodiment 3 is the same as the principle of embodiment 1, except that a foam layer is arranged between part of the inner layer lead and the first insulating layer of the base station data transmission cable, and the cable is bent at the part with the foam when in use, and the specific structure is shown in fig. 2-4, and comprises an inner layer lead 1 and a first insulating layer 2 arranged outside the inner layer lead; a foam layer 3 is arranged between an inner layer wire of part of the base station data transmission cable and the first insulating layer, wherein the part provided with the foam can be arranged on the whole cable in sections, so that the position can also be used as a handheld part when the cable is pulled, the handheld part has good hand-holding feeling, the diameter difference formed between the handheld part and the part not provided with the foam can be used for skid prevention, the elasticity of the foam layer is greater than that of the first insulating layer, the foam layer is a laminated structure made of foam paper, the foam layer can be a sponge layer, and the sponge can be high-temperature-resistant sponge or memory sponge and the like; the inner layer conductor can use an existing structure, in the embodiment, the inner layer conductor comprises a conductor core 1-1, a second insulating layer 1-2 arranged outside the conductor core, and a shielding layer 1-3 arranged outside the second insulating layer, the conductor core and the second insulating layer form a combined wire monomer, two combined wire monomers are mutually wound to form a twisted pair, and the shielding layer is arranged outside the twisted pair; the twisted pair and the shielding layer form a conductive single body, the inner conductor comprises a plurality of groups of conductive single bodies, the plurality of groups of conductive single bodies form a composite body, and the foaming body layer is positioned between the composite body and the first insulating layer.
Of course, the additional embodiments in embodiment 1 are also applicable to this embodiment.
Embodiment 4, embodiment 4 is the same as embodiment 2 in principle, except that a foam layer is arranged between a part of the inner layer lead wire and the first insulating layer of the base station data transmission cable, and the cable is bent at the part with the foam when in use, and the specific structure is shown in fig. 2, 4 and 6, and comprises an inner layer lead wire 1 and a first insulating layer 2 arranged outside the inner layer lead wire; a foam layer 3 is arranged between an inner layer wire of part of the base station data transmission cable and the first insulating layer, wherein the part provided with the foam can be arranged on the whole cable in sections, so that the position can also be used as a handheld part when the cable is pulled, the handheld part has good hand-holding feeling, the diameter difference formed between the handheld part and the part not provided with the foam can be used for skid prevention, the elasticity of the foam layer is greater than that of the first insulating layer, the foam layer is a laminated structure made of foam paper, the foam layer can be a sponge layer, and the sponge can be high-temperature-resistant sponge or memory sponge and the like; the inner-layer wire can use the existing structure, and in the embodiment, the inner-layer wire comprises a conductor wire core 1-1, a second insulating layer 1-2 arranged outside the conductor wire core, a shielding layer 1-3 arranged outside the second insulating layer and a third insulating layer 1-4 arranged outside the shielding layer; the conductor wire core and the second insulating layer form a combined wire monomer, the two combined wire monomers are mutually wound to form a twisted pair, and the shielding layer is arranged outside the twisted pair; the twisted pair, the shielding layer and the third insulating layer form a conducting monomer, the inner-layer conductor comprises a plurality of groups of conducting monomers, and a foaming body layer is arranged between each group of conducting monomers and the first insulating layer.
Of course, the additional embodiments in example 2 are equally applicable to this example.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A base station data transmission cable comprises an inner layer lead (1) and a first insulating layer (2) arranged outside the inner layer lead; it is characterized in that the preparation method is characterized in that,
a foam layer (3) is arranged between the inner layer wire and the first insulating layer of at least part of the base station data transmission cable.
2. The base station data transmission cable of claim 1, wherein the foam layer is a sponge layer.
3. A base station data transmission cable according to claim 1, characterized in that the inner conductor comprises a conductor core (1-1), a second insulating layer (1-2) arranged outside the conductor core, and a shielding layer (1-3) arranged outside the second insulating layer.
4. The base station data transmission cable of claim 3, wherein the conductor core and the second insulating layer form a single combined wire, the single combined wire is twisted to form a twisted pair, and the shielding layer is disposed outside the twisted pair.
5. The base station data transmission cable according to claim 4, wherein the twisted pairs and the shielding layer form a conductive single body, the inner conductor comprises a plurality of sets of conductive single bodies, the plurality of sets of conductive single bodies form a composite body, and the foam layer is located between the composite body and the first insulating layer.
6. A base station data transmission cable according to claim 5, characterized in that insulating fillers (1-5) are filled in the gaps between the groups of the conductive single bodies, the center of the filler coincides with the center of the first insulating layer, and a reinforcing strip (1-6) is arranged at the center of the filler.
7. The base station data transmission cable according to claim 6, wherein the reinforcing strip is a metal strip or a rubber strip.
8. The base station data transmission cable according to claim 1, wherein the inner conductor comprises a conductor core (1-1), a second insulating layer (1-2) arranged outside the conductor core, a shielding layer (1-3) arranged outside the second insulating layer, and a third insulating layer (1-4) arranged outside the shielding layer;
the conductor wire core and the second insulating layer form a combined wire monomer, the two combined wire monomers are mutually wound to form a twisted pair, and the shielding layer is arranged outside the twisted pair.
9. The base station data transmission cable according to claim 8, wherein the twisted pair, the shielding layer and the third insulating layer form a single conductive body, the inner conductor comprises a plurality of groups of single conductive bodies, and a foam layer is disposed between each group of single conductive bodies and the first insulating layer.
10. A base station data transmission cable according to claim 8 or 9, characterized in that the inner surface of the first insulating layer and the outer surface of the third insulating layer are provided with saw-tooth grooves (4), and the inner surface and the outer surface of the foam body are provided with saw-tooth projections (5) cooperating with the saw-tooth grooves.
CN202021509377.7U 2020-07-27 2020-07-27 Data transmission cable for base station Active CN212907134U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021509377.7U CN212907134U (en) 2020-07-27 2020-07-27 Data transmission cable for base station

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021509377.7U CN212907134U (en) 2020-07-27 2020-07-27 Data transmission cable for base station

Publications (1)

Publication Number Publication Date
CN212907134U true CN212907134U (en) 2021-04-06

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ID=75293568

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021509377.7U Active CN212907134U (en) 2020-07-27 2020-07-27 Data transmission cable for base station

Country Status (1)

Country Link
CN (1) CN212907134U (en)

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