CN217181893U

CN217181893U - Multifunctional composite cable

Info

Publication number: CN217181893U
Application number: CN202220740684.9U
Authority: CN
Inventors: 王文力; 武利斌; 杨志鹏; 孙晓亚
Original assignee: Huizhou Dehong Technology Co ltd
Current assignee: Huizhou Dehong Technology Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-08-12
Anticipated expiration: 2032-03-31

Abstract

The utility model relates to the field of cables, and discloses a multifunctional composite cable, which comprises a first wire group, a second wire group, a third wire group and a fourth wire group which are twisted together; the first wire group comprises a first twisted body and a first wrapping tape, the first twisted body comprises a plurality of first twisted wires which are twisted together, and the first twisted wires comprise a pair of first core wires; the first core comprises a first conductor and a first insulating layer coated outside the first conductor; the second wire group includes a pair of second wires; the second core wire comprises a second conductor and a second insulating layer coated outside the second conductor; the third wire group includes a pair of third core wires; the third core wire comprises a third conductor and a third insulating layer coated outside the third conductor; the fourth wire group comprises a pair of fourth core wires and a fourth wrapping tape, and the fourth core wires comprise a fourth conductor and a fourth insulating layer wrapping the fourth conductor. The composite cable can meet the requirements of various signal transmission of intelligent equipment and has the characteristics of high transmission speed and stable transmission.

Description

Multifunctional composite cable

Technical Field

The utility model relates to a cable field especially relates to a multi-functional composite cable.

Background

Because the smart home products are more and more popularized at present, people have higher and higher recognition degree on the smart devices, and the demand of the smart home products is increased. The existing cable has the defects that the structure is single, only one signal can be transmitted, and the requirements of multiple signal transmission of the existing intelligent equipment cannot be met. In order to meet the requirements of various signal transmission of intelligent equipment, cables are often required to be laid for many times, so that the space of the wire passing pipe is large, the cost of home decoration and wires is high, and repeated construction is required. Therefore, multifunctional composite cables have been developed, but the electrical signals of the composite cables interfere with each other among various conductors, so that the transmission speed is slow and the transmission is unstable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the weak point among the prior art, providing a transmission speed is fast and transmit stable multi-functional composite cable, can satisfy smart machine's multiple signal transmission's demand.

The purpose of the utility model is realized through the following technical scheme:

a multifunctional composite cable includes a first wire set, a second wire set, a third wire set and a fourth wire set twisted together; the first wire set comprises a first twisted body and a first wrapping tape, the first wrapping tape is wound outside the first twisted body, the first twisted body comprises a plurality of first twisted pairs twisted together, each first twisted pair comprises a pair of first core wires, and each first core wire comprises a first conductor and a first insulating layer coated outside the first conductor; the second wire group comprises a pair of second core wires, and each second core wire comprises a second conductor and a second insulating layer coated outside the second conductor; the third wire group comprises a pair of third core wires, and each third core wire comprises a third conductor and a third insulating layer coated outside the third conductor; the fourth wire group comprises a pair of fourth core wires and a fourth wrapping tape, the fourth wrapping tape is wound outside the pair of fourth core wires, and each fourth core wire comprises a fourth conductor and a fourth insulating layer wrapping the fourth conductor.

In one embodiment, the third wire set is located on one side of a gap between the first wire set and the second wire set, and the fourth wire set is located on the other side of the gap between the first wire set and the second wire set.

In one embodiment, the pair of second core wires are symmetrical to each other, and the line of symmetry of the pair of second core wires is the center line of the first wire group.

In one embodiment, the first pair of strands is at least two.

In one embodiment, the first string set further comprises a tear string that is filled between the first twisted body and the first wrapping band.

In one embodiment, the first wire set further comprises an inner sheath, the inner sheath being wrapped outside the first envelope.

In one embodiment, the multifunctional composite cable further includes an outer sheath covering the first wire set, the second wire set, the third wire set, and the fourth wire set.

In one embodiment, the first conductor is made of single bare copper, the second conductor is made of stranded bare copper, the third conductor is made of stranded tinned copper, and the fourth conductor is made of stranded tinned copper.

In one embodiment, the first insulating layer is made of high density polyethylene, the second insulating layer is made of polyvinyl chloride, the third insulating layer is made of high density polyethylene, and the fourth insulating layer is made of polypropylene.

In one embodiment, the first wrapping tape is made of an aluminum foil, and the fourth wrapping tape is made of an aluminum foil.

Compared with the prior art, the utility model discloses at least, following advantage has:

the utility model discloses compound first group, the second group, third line group and fourth group are in an organic whole, can overcome the weak point that current cable structure is single, be the comprehensive cable that has multiple use, can reach transmission network signal, the integrated use of high-frequency signal such as signal and USB, can provide the connection of multiple demand for terminal equipment, it imitates the shielding to have through each insulating layer and each, can reduce the interference between the conductor within the standard requirement, thereby solve the interference problem between the signal, it is faster to make its transmission speed, the transmission is more stable. Meanwhile, repeated construction of cables can be reduced, the number of times of laying the cables is reduced, the space of the wire passing pipes is reduced, and the home decoration time and the wire cost are reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a multifunctional composite cable according to an embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

In one embodiment, referring to fig. 1, a multifunctional composite cable 10 includes a first wire set 110, a second wire set 120, a third wire set 130, and a fourth wire set 140 twisted together; the first wire set 110 includes a first twisted body and a first wrapping tape 112, the first wrapping tape 112 is wound outside the first twisted body, the first twisted body includes a plurality of first twisted pairs 111 twisted together, each of the first twisted pairs 111 includes a pair of first core wires 1111 twisted together, each of the first core wires 1111 includes a first conductor 1111a and a first insulation layer 1111b, and each of the first insulation layers 1111b is respectively wrapped outside the first conductor 1111 a; the second wire group 120 includes a pair of second core wires 121, each of the second core wires 121 includes a second conductor 1211 and a second insulating layer 1212, and each of the second insulating layers 1212 covers the second conductor 1211; the third wire group 130 comprises a pair of third core wires 131, each of the third core wires 131 comprises a third conductor 1311 and a third insulating layer 1312, and each of the third insulating layers 1312 is respectively coated outside the third conductor 1311; the fourth wire set 140 includes a pair of fourth core wires 141 and a fourth tape 142 twisted together, the fourth tape 142 is wound outside the pair of fourth core wires 141, each of the fourth core wires 141 includes a fourth conductor 1411 and a fourth insulating layer 1412, and each of the fourth insulating layers 1412 covers the fourth conductor 1411.

Therefore, the utility model discloses compound first group 110, second group 120, third group 130 and fourth group 140 in an organic whole, can overcome the weak point of current cable structure singleness, be a comprehensive cable that has multiple use, can reach transmission network signal, the integrated use of high-frequency signal such as power signal and USB, can provide the connection of multiple demand for terminal equipment, it imitates the shielding to have through each insulating layer and each packet, can reduce the interference between the conductor within the standard requirement, thereby solve the interference problem between the signal, make its transmission speed faster, the transmission is more stable. Meanwhile, repeated construction of cables can be reduced, the number of times of laying the cables is reduced, the space of the wire passing pipes is reduced, and the home decoration time and the wire cost are reduced.

Further, the third wire set 130 is located on one side of the gap between the first wire set 110 and the second wire set 120, and the fourth wire set 140 is located on the other side of the gap between the first wire set 110 and the second wire set 120. This can increase the structural stability of the cable.

Further, the pair of second core wires 121 are symmetrical to each other, and a symmetrical line of the pair of second core wires 121 is a center line of the first wire group 110. Further, the number of the first twisted wire pair 111 is at least two. This can increase the structural stability of the cable.

Further, the first wire set 110 further includes a tear string 113, and the tear string 113 is filled between the first twisted body and the first wrapping band 112. Further, the tearing string 113 is made of nylon yarn. This improves the flexibility of the cable.

Further, the first wire set 110 further includes an inner sheath 114, and the inner sheath 114 covers the first wrapping tape 112. Further, the inner sheath 114 is polyvinyl chloride (abbreviated as PVC). Therefore, the flexibility of the cable can be improved, the shielding effect between signals is improved, and the problem of interference between the signals is avoided.

Further, the first conductor 1111a is made of a single bare copper, the second conductor 1211 is made of a stranded bare copper, the third conductor 1311 is made of a stranded tinned copper, and the fourth conductor 1411 is made of a stranded tinned copper. Further, the first insulating layer 1111b is made of high density polyethylene (HDPE for short), the second insulating layer 1212 is made of polyvinyl chloride (PVC for short), the third insulating layer 1312 is made of high density polyethylene (HDPE for short), and the fourth insulating layer 1412 is made of polypropylene (PP for short). Therefore, the comprehensive application of transmitting network signals, power signals, USB and other high-frequency signals can be achieved, and the multi-requirement connection can be provided for the terminal equipment. Further, the first wrapping tape 1112 is made of an aluminum foil, and the fourth wrapping tape 142 is made of an aluminum foil. Therefore, the shielding effect between signals can be improved, and the problem of interference between the signals is avoided.

Further, the multifunctional composite cable 10 further includes an outer sheath 150, and the outer sheath 150 covers the first wire set 110, the second wire set 120, the third wire set 130, and the fourth wire set 140. Further, the outer sheath 150 is polyvinyl chloride (abbreviated as PVC). This improves the flexibility of the cable.

Experiment: taking an example, the structure of the example is shown in fig. 1, and the material specification is shown in table 1.

TABLE 1

The electrical performance of this example is as follows:

1. maximum conductor resistance (Ω/km): 98(24AWG)80(0.22mm 2).

2. Withstand voltage test (kv/1min, AC): 0.5KV does not break down (network cable & USB2.0 data line);

(kv/5min, AC): 2.5KV is not broken down (power line).

3. Minimum insulation resistance: the speed is more than or equal to 100M omega.km @ DC500V (network cable & USB2.0 data cable);

@70 ℃ 0.009 M.OMEGA.km did not break down (power line).

4. The characteristic impedance is 1-100MHz and 100 +/-15 omega.

5. Other high frequency parameters are shown in table 2.

TABLE 2

The physical properties of this example are as follows:

1. the elongation is more than or equal to 10 percent.

2. The tensile strength is more than or equal to 200 MPa.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A multifunctional composite cable is characterized by comprising a first wire group, a second wire group, a third wire group and a fourth wire group which are twisted together; wherein the content of the first and second substances,

the first wire group comprises a first twisted body and a first wrapping tape, the first wrapping tape is wound outside the first twisted body, the first twisted body comprises a plurality of first twisted pairs twisted together, each first twisted pair comprises a pair of first core wires, and each first core wire comprises a first conductor and a first insulating layer coated outside the first conductor;

the second wire group comprises a pair of second core wires, and each second core wire comprises a second conductor and a second insulating layer coated outside the second conductor;

the third wire group comprises a pair of third core wires, and each third core wire comprises a third conductor and a third insulating layer coated outside the third conductor;

the fourth wire group comprises a pair of fourth core wires and a fourth wrapping tape, the fourth wrapping tape is wound outside the pair of fourth core wires, and each fourth core wire comprises a fourth conductor and a fourth insulating layer wrapping the fourth conductor.

2. The multifunctional composite cable of claim 1, wherein the third wire set is located on one side of a void between the first and second wire sets, and the fourth wire set is located on the other side of the void between the first and second wire sets.

3. The multifunctional composite cable according to claim 1, wherein a pair of the second core wires are symmetrical to each other, and a line of symmetry of a pair of the second core wires is a center line of the first wire group.

4. The multifunctional composite cable of claim 1, wherein the first pair of strands is at least two.

5. The multifunctional composite cable of claim 1, wherein the first cord set further comprises a ripcord that is filled between the first twisted body and the first wrap.

6. The multifunctional composite cable of claim 1, wherein the first wire set further comprises an inner jacket, the inner jacket being wrapped outside the first wrap.

7. The multifunctional composite cable of claim 1, further comprising an outer jacket covering the first wire set, the second wire set, the third wire set, and the fourth wire set.

8. The multifunctional composite cable according to any one of claims 1 to 7, wherein the first conductor is made of single bare copper, the second conductor is made of stranded bare copper, the third conductor is made of stranded tinned copper, and the fourth conductor is made of stranded tinned copper.

9. The multifunctional composite cable according to any one of claims 1 to 7, wherein the first insulating layer is made of high density polyethylene, the second insulating layer is made of polyvinyl chloride, the third insulating layer is made of high density polyethylene, and the fourth insulating layer is made of polypropylene.

10. The multifunctional composite cable of any one of claims 1 to 7, wherein the first wrapping tape is made of aluminum foil, and the fourth wrapping tape is made of aluminum foil.