Cold-resistant waterproof multi-cable-core control cable
The multi-core control cable design with enhanced insulation and shielding layers addresses the limitations of traditional cables by providing cold resistance and waterproofing, allowing simultaneous signal transmission in diverse environments.
Patent Information
- Application Number
- CN202420908401.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-29
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-04-29
AI Technical Summary
Traditional control cables lack cold resistance and waterproofness, limiting their use in cold northern regions and water environments, and they cannot transmit control signals between multiple devices simultaneously due to having only one cable core.
A multi-core control cable design with an outer waterproof layer, cold-resistant layer, and outer sheath, featuring multiple first and second control cable cores, each with specific insulation and shielding layers, and using ethylene-vinyl acetate copolymer and polybutadiene rubber for enhanced protection.
The cable achieves improved cold resistance and waterproofing, enabling wider application in cold and wet environments while supporting simultaneous signal transmission between multiple devices.
Smart Images
Figure CN222281614U_ABST
Abstract
Description
Technical Field
[0001] The present application belongs to the field of cable technology, and in particular relates to a cold-resistant and waterproof multi-core control cable. Background Art
[0002] Control cables refer to cables that transmit control signals, including various control instruments, relays, voltage dividers, signal power supplies, communication cables, etc. Control cables transmit signals, and some control system equipment can also transmit interference signals directly to distant places.
[0003] Traditional control cables do not have the functions of cold resistance and waterproofness, so they are greatly restricted when used in cold northern regions and some areas around water environments. The service life of ordinary cables in these areas will be sharply reduced. In addition, traditional cables only have one cable core and cannot meet the transmission of control signals between multiple devices at the same time, which has great limitations when used. Utility Model Content
[0004] Purpose of the utility model: This application aims to solve the technical defects mentioned in the above-mentioned background technology and propose a cold-resistant and waterproof multi-core control cable.
[0005] Technical solution: A cold-resistant and waterproof multi-core control cable, comprising a cable core unit, characterized in that an outer waterproof layer, an outer shielding layer, a cold-resistant layer and an outer sheath are sequentially arranged on the outer side of the cable core unit from the inside to the outside, the cable core unit comprises a plurality of first control cable cores and a plurality of second control cable cores, the plurality of first control cable cores are arranged in a straight line laterally, and there are two gaps between any two adjacent first control cable cores and the outer waterproof layer, the two gaps are vertically distributed one above and one below, and a second control cable core is arranged in each gap, the first control cable core comprises a first control core, a water-blocking layer, an inner waterproof layer and an inner sheath sequentially arranged from the inside to the outside, the number of the first control cores is two, and the two first control cores are vertically distributed one above and one below, the first control core comprises a first conductor, a first insulating layer and a first shielding layer sequentially arranged from the inside to the outside, the second control cable core comprises a second conductor and a second insulating layer coated on the outside of the second conductor, the outer sheath adopts ethylene-vinyl acetate copolymer, and the cold-resistant layer adopts polybutadiene rubber or thermoplastic polyester elastomer.
[0006] Preferably, the number of the first control cable cores is 4, and the number of the second control cable cores is 6.
[0007] Preferably, the outer waterproof layer and the inner waterproof layer are both longitudinally wrapped with double-sided aluminum-plastic composite tape.
[0008] The double-sided aluminum-plastic composite tape is used for longitudinal wrapping to ensure good waterproof effect of the cable.
[0009] Preferably, the outer shielding layer is wrapped with copper tape, and the first shielding layer is woven with copper wire.
[0010] Preferably, the water-blocking layer is wrapped with a water-blocking tape.
[0011] The water-blocking tape is used to wrap the cable to achieve good water-blocking effect.
[0012] Preferably, the first insulating layer and the second insulating layer are both made of high-density polyethylene material.
[0013] The first and second insulation layers are made of high-density polyethylene material to improve the cold resistance of the cable.
[0014] Beneficial effects:
[0015] 1. The present application provides a plurality of first control cable cores and a plurality of second control cable cores, wherein the first control cable core includes two first control wire cores, so that the control cable has a wider application and can be adapted to more scenarios.
[0016] 2. The present application is provided with a cold-resistant layer. At the same time, the outer sheath also adopts ethylene-vinyl acetate copolymer material with good cold-resistant effect, so that the present application has good cold-resistant properties and is more applicable in cold areas.
[0017] 3. The present application is provided with an outer waterproof layer, an inner waterproof layer and a water-blocking layer, so that the present application has a good waterproof and water-blocking effect, and is therefore suitable for equipment that often operates around water environments. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 This is a schematic diagram of the structure of this application;
[0019] Figure 2 for Figure 1 Enlarged view of point A in the middle;
[0020] Figure 3 A cross-sectional view of the present application;
[0021] Reference numerals: 1.1, first control cable core; 1.1.1, first control core; 1.1.1.1, first conductor; 1.1.1.2, first insulating layer; 1.1.1.3, first shielding layer; 1.1.2, water-blocking layer; 1.1.3, inner waterproof layer; 1.1.4, inner sheath; 1.2, second control cable core; 1.2.1, second conductor; 1.2.2, second insulating layer; 2, outer waterproof layer; 3, outer shielding layer; 4, cold-resistant layer; 5, outer sheath; DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] like Figure 1-3 As shown: A cold-resistant and waterproof multi-core control cable, including a cable core unit, the outer side of the cable core unit is sequentially provided with an outer waterproof layer 2, an outer shielding layer 3, a cold-resistant layer 4 and an outer sheath 5 from the inside to the outside, the cable core unit includes a plurality of first control cable cores 1.1 and a plurality of second control cable cores 1.2, the plurality of first control cable cores 1.1 are arranged in a straight line laterally, and there are two gaps between any two adjacent first control cable cores 1.1 and the outer waterproof layer 2, the two gaps are vertically distributed one above and one below, and a second control cable core 1.2 is arranged in each of the gaps, the first control cable core 1.1 includes a first control cable core 1.1.1, a water-blocking layer 3, a cold-resistant layer 4 and an outer sheath 5 sequentially provided from the inside to the outside layer 1.1.2, an inner waterproof layer 1.1.3 and an inner protective layer 1.1.4, the number of the first control cores 1.1.1 is two, and the two first control cores 1.1.1 are vertically distributed one above and one below, the first control core 1.1.1 includes a first conductor 1.1.1.1, a first insulating layer 1.1.1.2 and a first shielding layer 1.1.1.3 arranged in sequence from the inside to the outside, the second control cable core 1.2 includes a second conductor 1.2.1 and a second insulating layer 1.2.2 coated on the outside of the second conductor 1.2.1, the outer protective layer 5 is made of ethylene-vinyl acetate copolymer, and the cold-resistant layer 4 is made of polybutadiene rubber or thermoplastic polyester elastomer.
[0024] The number of the first control cable cores 1.1 is 4, and the number of the second control cable cores 1.2 is 6; the outer waterproof layer 2 and the inner waterproof layer 1.1.3 are both longitudinally wrapped with double-sided aluminum-plastic composite tape; the outer shielding layer 3 is wrapped with copper tape, and the first shielding layer 1.1.1.3 is woven with copper wire; the water-blocking layer 1.1.2 is wrapped with water-blocking tape; the first insulating layer 1.1.1.2 and the second insulating layer 1.2.2 are both made of high-density polyethylene material.
[0025] The cold-resistant and waterproof multi-core control cable of the present application is provided with a plurality of first control cable cores and a plurality of second control cable cores, wherein the first control cable core includes two first control wire cores, so that the control cable is more widely used and can be adapted to more scenarios; a cold-resistant layer is provided, and at the same time, the outer sheath also adopts ethylene-vinyl acetate copolymer material with good cold-resistant effect, so that the present application has good cold-resistant properties and is more suitable for use in cold areas; an outer waterproof layer, an inner waterproof layer and a water-blocking layer are provided, so that the present application has good waterproof and water-blocking effects, so that it is suitable for equipment that often operates around water environments.
[0026] Although the present invention has been illustrated and described with respect to preferred embodiments, it should be understood by those skilled in the art that various changes and modifications may be made to the present invention without departing from the scope of the present invention as defined by the claims.
Claims
1. A cold-resistant and waterproof multi-core control cable, comprising a cable core unit, characterized in that: The outer side of the cable core unit is provided with an outer waterproof layer, an outer shielding layer, a cold-resistant layer and an outer protective layer in sequence from the inside to the outside. The cable core unit includes a plurality of first control cable cores and a plurality of second control cable cores. The plurality of first control cable cores are arranged in a straight line transversely. There are two gaps between any two adjacent first control cable cores and the outer waterproof layer. The two gaps are vertically distributed one above and one below. One second control cable core is arranged in each gap. The first control cable core includes a first control core, a water-blocking layer, an inner waterproof layer and an inner protective layer arranged in sequence from the inside to the outside. The number of the first control cores is two, and the two first control cores are vertically distributed one above and one below. The first control core includes a first conductor, a first insulating layer and a first shielding layer arranged in sequence from the inside to the outside. The second control cable core includes a second conductor and a second insulating layer coated on the outside of the second conductor. The outer protective layer adopts ethylene-vinyl acetate copolymer, and the cold-resistant layer adopts polybutadiene rubber or thermoplastic polyester elastomer.
2. The cold-resistant and waterproof multi-core control cable according to claim 1, characterized in that: The number of the first control cable cores is 4, and the number of the second control cable cores is 6.
3. The cold-resistant and waterproof multi-core control cable according to claim 1, characterized in that: The outer waterproof layer and the inner waterproof layer are both longitudinally wrapped with double-sided aluminum-plastic composite tape.
4. The cold-resistant and waterproof multi-core control cable according to claim 1, characterized in that: The outer shielding layer is wrapped with copper tape, and the first shielding layer is woven with copper wire.
5. The cold-resistant and waterproof multi-core control cable according to claim 1, characterized in that: The water-blocking layer is wrapped with a water-blocking tape.
6. The cold-resistant and waterproof multi-core control cable according to claim 1, characterized in that: The first insulating layer and the second insulating layer are both made of high-density polyethylene material.