CN217822100U - Moisture-resistant, rat-proof and anti-shielding cable - Google Patents
Moisture-resistant, rat-proof and anti-shielding cable Download PDFInfo
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- CN217822100U CN217822100U CN202221441104.2U CN202221441104U CN217822100U CN 217822100 U CN217822100 U CN 217822100U CN 202221441104 U CN202221441104 U CN 202221441104U CN 217822100 U CN217822100 U CN 217822100U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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Abstract
The utility model belongs to the field of signal cables, in particular to a moisture-resistant, rat-proof and anti-shielding cable; the utility model provides a moisture-resistant protection against rodents resists shielded cable, includes the sinle silk, wherein: the shielding layer, the waterproof layer, the armor layer and the rat-proof sheath layer are sequentially wrapped outside the wire core; the wire core comprises a signal wire pair and an electric signal wire, the signal wire pair comprises twisted pairs and insulating layers, the middle twisted pairs of the signal wire pair are symmetrically arranged, and the insulating layers are wound outside the twisted pairs; the device is suitable for connecting electronic equipment used underground and has the functions of moisture resistance, rat resistance and electromagnetic field interference shielding.
Description
Technical Field
The utility model belongs to the signal cable field especially relates to an anti shielded cable of moisture-resistant protection against rodents.
Background
With the development of society, communication and power supply become more and more important to people's daily life. The mouse life is strong, the mouse-biting-resistant shielding cable has the habit of biting objects, if the cable is bitten by a mouse, the communication or power supply is greatly influenced, and the life of people is influenced, and the common cable does not have the mouse-biting-resistant function and is not resistant to underground humid environment, so that a moisture-resistant mouse-preventing shielding cable is developed by the inventor.
Disclosure of Invention
In order to solve the technical problem, the utility model provides an anti shielded cable of moisture-resistant protection against rodents is suitable for the electronic equipment connection of underground usefulness, has the function of dampproofing, protection against rodents and shielding electromagnetic field interference.
The utility model provides a moisture-resistant protection against rodents resists shielded cable, includes the sinle silk, wherein: the shielding layer, the waterproof layer, the armor layer and the rat-proof sheath layer are sequentially wrapped outside the wire core; the wire core comprises a signal wire pair and an electric signal wire, the signal wire pair comprises twisted pairs and insulating layers, the middle twisted pairs of the signal wire pair are symmetrically arranged, and the insulating layers are wound outside the twisted pairs.
Furthermore, the pitches of the twisted wires of the twisted pairs are different, and the difference of the pitches of each pair of twisted wires is 3-5mm.
Further, the insulating layer material is an irradiated low-density polyethylene material.
Further, the waterproof layer is made of waterproof low-density polyethylene.
Further, the shielding layer structure is a tinned copper wire braided structure.
Further, the armor layer structure is a high-density steel wire armor structure.
Furthermore, the ratproof sheath layer material is a ratproof polyolefin material, and the ratproof polyolefin material is prepared by adding capsaicin auxiliary agent on the basis of traditional polyolefin.
The utility model discloses an anti shielded cable of moisture-resistant protection against rodents compares positive effect that has with prior art and lies in:
1) The insulating layer adopts the irradiation low density polyethylene material, has solved because the cable lays for a long time under the moist environment in the underground, leads to the insulating layer damage and the technical problem that insulation resistance descends gradually.
2) The signal line pair adopts the pair twist and symmetrical arrangement structure with different pitches, reduces the crosstalk attenuation generated in the transmission process of signals and ensures that the cable can transmit various control signals and communication signals with the same cable.
3) The waterproof layer is made of waterproof low-density polyethylene material, has extremely strong water-blocking performance and can work in a humid environment for a long time.
4) The shielding layer adopts a tinned copper wire braided structure, so that the interference of an underground electromagnetic field is greatly avoided.
5) The armor layer adopts a high-density steel wire armor structure, the high-density steel wire armor has strong mechanical strength, the cable can be prevented from being damaged due to gnawing and biting of harmful animals such as mice and the like, the excellent anti-electromagnetic interference effect can be achieved, and the safety and reliability of signal transmission are improved
6) The rat-proof sheath layer is made of polyolefin material containing capsaicin as adjuvant, and can emit irritating odor to repel rat and other harmful animals away from the cable.
Drawings
FIG. 1 is a main view of the cross-sectional structure of the present invention;
in the figure: 1. a rat-proof sheath layer; 2. an armor layer; 3. a waterproof layer; 4. a shielding layer; 5. a signal line pair; 6. an insulating layer; 7. an electrical signal line.
Detailed Description
The following detailed description of the embodiments, structures, features and effects according to the present invention will be given with reference to the accompanying drawings and preferred embodiments.
The utility model provides a moisture resistant protection against rodents resists shielded cable, includes the sinle silk, wherein: the shielding layer 4, the waterproof layer 3, the armor layer 2 and the rat-proof sheath layer 1 are sequentially wrapped outside the wire core; the wire core comprises a signal wire pair 5 and an electric signal wire 7, the signal wire pair 5 comprises twisted pairs and insulating layers 6, the twisted pairs in the middle of the signal wire pair 5 are symmetrically arranged, and the insulating layers 6 are wrapped outside the twisted pairs.
Furthermore, the pitches of the twisted wires of the twisted pairs are different, and the difference of the pitches of each pair of twisted wires is 3-5mm.
Further, the material of the insulating layer 6 is an irradiated low-density polyethylene material.
Further, the waterproof layer 3 is made of waterproof low-density polyethylene.
Further, the shielding layer 4 is a tinned copper wire braided structure.
Further, the armor layer 2 is a high-density steel wire armored structure.
Furthermore, the ratproof sheath layer 1 is made of ratproof polyolefin material, and the ratproof polyolefin material is prepared by adding capsaicin auxiliary agent on the basis of traditional polyolefin.
The utility model discloses an anti shielded cable of moisture-resistant protection against rodents compares positive effect that has with prior art and lies in:
1) The insulating layer adopts the irradiation low density polyethylene material, has solved because the cable lays for a long time under the moist environment in the underground, leads to the insulating layer damage and the technical problem that insulation resistance descends gradually.
2) The signal line pair adopts the pair twist and symmetrical arrangement structure with different pitches, reduces the crosstalk attenuation generated in the transmission process of signals and ensures that the cable can transmit various control signals and communication signals with the same cable.
3) The waterproof layer is made of waterproof low-density polyethylene material, has extremely strong water-blocking performance, and can work in a humid environment for a long time.
4) The shielding layer adopts a tinned copper wire braided structure, so that the interference of an underground electromagnetic field is greatly avoided.
5) The armor layer adopts a high-density steel wire armor structure, the high-density steel wire armor has strong mechanical strength, the cable can be prevented from being damaged due to gnawing and biting of harmful animals such as mice and the like, the excellent anti-electromagnetic interference effect can be achieved, and the safety and reliability of signal transmission are improved
6) The rat-proof sheath layer is made of polyolefin material containing capsaicin as adjuvant, and can emit irritating odor to repel rat and other harmful animals away from the cable.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should fall within the patent coverage of the present invention.
Claims (7)
1. The utility model provides a moisture-resistant protection against rodents resists shielded cable which characterized in that: comprises a wire core, wherein: the shielding layer, the waterproof layer, the armor layer and the rat-proof sheath layer are sequentially wrapped outside the wire core; the wire core comprises a signal wire pair and an electric signal wire, the signal wire pair comprises twisted pairs and insulating layers, the middle twisted pairs of the signal wire pair are symmetrically arranged, and the insulating layers are wound outside the twisted pairs.
2. The moisture-resistant, rat-resistant and anti-shielding cable according to claim 1, wherein: the twisted wires of the twisted pairs have different pitches, and the difference of the pitches of the twisted wires of each pair is 3-5mm.
3. The moisture-resistant, rat-proof and shielding-resistant cable according to claim 1, characterized in that: the insulating layer is made of irradiated low-density polyethylene.
4. The moisture-resistant, rat-resistant and anti-shielding cable according to claim 1, wherein: the waterproof layer is made of waterproof low-density polyethylene.
5. The moisture-resistant, rat-resistant and anti-shielding cable according to claim 1, wherein: the shielding layer structure is a tinned copper wire braided structure.
6. The moisture-resistant, rat-resistant and anti-shielding cable according to claim 1, wherein: the armor layer structure is a high-density steel wire armor structure.
7. The moisture-resistant, rat-resistant and anti-shielding cable according to claim 1, wherein: the ratproof sheath layer is made of ratproof polyolefin material, and the ratproof polyolefin material is prepared by adding capsaicin auxiliary agent on the basis of traditional polyolefin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221441104.2U CN217822100U (en) | 2022-06-10 | 2022-06-10 | Moisture-resistant, rat-proof and anti-shielding cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221441104.2U CN217822100U (en) | 2022-06-10 | 2022-06-10 | Moisture-resistant, rat-proof and anti-shielding cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217822100U true CN217822100U (en) | 2022-11-15 |
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ID=83990593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221441104.2U Active CN217822100U (en) | 2022-06-10 | 2022-06-10 | Moisture-resistant, rat-proof and anti-shielding cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217822100U (en) |
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2022
- 2022-06-10 CN CN202221441104.2U patent/CN217822100U/en active Active
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