CN215868741U

CN215868741U - Waterproof cable

Info

Publication number: CN215868741U
Application number: CN202122059459.7U
Authority: CN
Inventors: 蔡艳松
Original assignee: Guangdong Cable Best Cable Co ltd
Current assignee: Guangdong Cable Best Cable Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-02-18
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a waterproof cable which comprises a cable body, wherein a filling layer is fixedly arranged on the outer surface of the cable body, an outer insulating layer is fixedly arranged on the outer surface of the filling layer, a sheath body is fixedly arranged on the outer surface of the outer insulating layer, the cable body comprises a cable core, an inner insulating layer is fixedly arranged on the outer surface of the cable core, the inner insulating layer and the outer insulating layer are both composed of silane crosslinked polyethylene, the filling layer is composed of a water-swelling water-blocking tape, and the sheath body comprises an inner protective sheath. According to the waterproof cable, normal use of the cable in a water environment is guaranteed, the limitation on the applicable environment of the cable is avoided, the insulating layer made of silane crosslinked polyethylene has high insulating performance and high waterproof performance, the waterproof effect is further improved, the flexibility of the cable is guaranteed, and meanwhile the cable is well protected by the sheath body, so that the loss caused by damage of the cable is reduced.

Description

Waterproof cable

Technical Field

The utility model relates to the technical field of cables, in particular to a waterproof cable.

Background

Cables are generally rope-like cables made by stranding several wires or groups of wires, each group insulated from the other and often twisted around a center, the entire outer surface being covered with a highly insulating covering. The cable has the characteristics of internal electrification and external insulation, and the cable can be a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like. Used for connecting circuits, electrical appliances and the like. The existing cable often has the following problems in the use process: 1. when the existing cable is used in a water environment, the cable is often required to have a good waterproof effect, and the existing cable cannot meet the waterproof requirement, so that the applicable environment of the cable is limited; 2. in the long-term installation and use process of the existing cable, the cable is often damaged due to the invasion of rats or birds, so that power failure accidents, communication interruption, short circuit and even fire disasters are caused, and the loss caused by the damage of the cable is increased.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a waterproof cable which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a waterproof cable, includes the cable body, cable body surface fixed mounting has the filling layer, filling layer surface fixed mounting has the outer insulating layer, outer insulating layer surface fixed mounting has the sheath body, the cable body includes the cable core, cable core surface fixed mounting has the inner insulating layer, inner insulating layer and outer insulating layer are silane crosslinked polyethylene composition, the filling layer is for meeting water inflation water blocking tape composition, the sheath body includes interior lag, interior lag surface fixed mounting has outer lag, interior lag inboard all with outer insulating layer outside fixed connection.

Preferably, the cable core is formed by mutually twisting a plurality of thin copper wires, and the diameters of the thin copper wires are all-mm.

Preferably, the outer surface of the inner insulating layer is fixedly connected with the inner side of the filling layer, and the cross sections of the cable core and the inner insulating layer are both of a circular structure.

Preferably, the outer surface of the inner insulating layer is coated with a fire retardant coating.

Preferably, the outer protection sleeve is a nylon protection sleeve, the thickness of the outer protection sleeve is 1.5-2mm, and the outer protection sleeve is of a circular ring structure.

Preferably, the thickness of the inner protection sleeve is 1-1.5mm, and the inner protection sleeve is of a circular ring structure.

Compared with the prior art, the utility model has the following beneficial effects:

(1) according to the utility model, the water blocking tape is adopted in the filling layer between the outer insulating layer and the cable body, and the water blocking tape is filled to expand when meeting water to play a water blocking role, so that a waterproof effect is realized, the normal use of the cable in a water environment is ensured, the limitation on the applicable environment of the cable is avoided, the insulating layer made of silane crosslinked polyethylene has high insulating property and high waterproof performance, and the waterproof effect is further improved.

(2) According to the utility model, the sheath body is composed of the outer protective sheath and the inner protective sheath, the outer protective sheath is made of nylon materials, and the cable has the effects of wear resistance, bird pecking prevention and mouse bite prevention, and realizes stable use of the cable; the inner protective sleeve is made of PVC, the PVC sheath wraps the cable to form a soft and waterproof cable, softness of the cable is guaranteed, meanwhile, good protection of the cable is achieved, and accordingly loss caused by damage of the cable is reduced.

Drawings

FIG. 1 is a front cross-sectional view of a waterproof cable of the present invention;

FIG. 2 is a schematic structural diagram of a cable body of a waterproof cable according to the present invention;

fig. 3 is a schematic structural diagram of a sheath body of a waterproof cable according to the present invention.

In the figure: 1. a sheath body; 2. an outer insulating layer; 3. a filling layer; 4. a cable body; 5. a cable core; 6. an inner insulating layer; 11. an outer protective sleeve; 12. an inner protective sleeve.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the technical solution provided in this embodiment is as follows:

the utility model provides a waterproof cable, including

cable body

4, 4 outer fixed surface of cable body

installs filling layer

3, 3 outer fixed surface of filling layer installs

outer insulating layer

2, 2 outer fixed surface of outer insulating layer installs sheath body 1, cable body 4 includes

cable core

5, 5 outer fixed surface of cable core installs inner insulating layer 6, inner insulating layer 6 and outer insulating layer 2 are silane crosslinked polyethylene composition, filling layer 3 is for meeting water inflation water blocking tape composition, sheath body 1 includes

interior lag

12, 12 outer fixed surface of interior lag installs

outer lag

11, 12 inboard all with 2 outside fixed connection of outer insulating layer of interior lag.

Specifically, referring to fig. 1 and 2, the cable core 5 is formed by twisting a plurality of fine copper wires, and the diameters of the fine copper wires are all 0.2 mm; the outer surface of the inner insulating layer 6 is fixedly connected with the inner side of the filling layer 3, and the cross sections of the cable core 5 and the inner insulating layer 6 are both circular structures; the outer surface of the inner insulating layer 6 is coated with a fireproof coating.

In the specific embodiment of the utility model, the cable core 5 in the cable body 4 is composed of fine copper wires with the diameter of 0.2mm, so that the cable has enough flexibility, the inner insulating layer 6 and the outer insulating layer 2 both adopt silane crosslinked polyethylene, the insulating layer made of the silane crosslinked polyethylene has high insulating property and high waterproof performance, and the filling layer 3 between the outer insulating layer 2 and the cable body 4 is a water blocking tape which is filled with water and expands to play a role of blocking water, so that the waterproof effect is realized.

Specifically, referring to fig. 3, the outer protective sleeve 11 is a nylon protective sleeve, the thickness of the outer protective sleeve 11 is 1.5-2mm, and the outer protective sleeve 11 is in a circular ring structure; the inner protection sleeve 12 is a PVC sheath, the thickness of the inner protection sleeve 12 is 1-1.5mm, and the inner protection sleeve 12 is of a circular ring structure.

In the specific embodiment of the utility model, the sheath body 1 is composed of the outer protective sheath 11 and the inner protective sheath 12, the outer protective sheath 11 is made of nylon material, and the outer protective sheath 11 made of nylon material has the effects of wear resistance, bird pecking prevention and rat bite prevention, so that the stable use of the cable is realized; the inner protective sleeve 12 is made of PVC, and the PVC sheath wraps up the cable to form a soft and waterproof cable, so that the softness of the cable is guaranteed.

The utility model is a waterproof cable, the cable core 5 in the cable body 4 is made of fine copper wires with the diameter of 0.2mm, so that the cable has enough flexibility, the inner insulating layer 6 and the outer insulating layer 2 both adopt silane crosslinked polyethylene, the insulating layer made of silane crosslinked polyethylene has high insulating property and high waterproof performance, the filling layer 3 between the outer insulating layer 2 and the cable body 4 is a water blocking tape, the water blocking tape is filled and expands when meeting water to play a role in blocking water, so that the waterproof effect is realized, the sheath body 1 is composed of an outer protective sleeve 11 and an inner protective sleeve 12, the outer protective sleeve 11 is made of nylon materials, and the outer protective sleeve 11 made of nylon materials has the effects of wear resistance, bird pecking resistance and mouse bite resistance, so that the stable use of the cable is realized; the inner protective sleeve 12 is made of PVC, and the PVC protective sleeve wraps the cable to form a soft and waterproof cable, so that the softness of the cable is guaranteed.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A waterproof cable, includes cable body (4), its characterized in that: the cable comprises a cable body (4), a filling layer (3) is fixedly mounted on the outer surface of the cable body (4), an outer insulating layer (2) is fixedly mounted on the outer surface of the filling layer (3), a sheath body (1) is fixedly mounted on the outer surface of the outer insulating layer (2), the cable body (4) comprises a cable core (5), an inner insulating layer (6) is fixedly mounted on the outer surface of the cable core (5), the inner insulating layer (6) and the outer insulating layer (2) are both formed by silane polyethylene crosslinking, the filling layer (3) is formed by a water-swelling water-blocking tape, the sheath body (1) comprises an inner protecting sleeve (12), the outer protecting sleeve (11) is fixedly mounted on the outer surface of the inner protecting sleeve (12), and the inner protecting sleeve (12) is fixedly connected with the outer insulating layer (2) in the inner side.

2. A water resistant cable according to claim 1 wherein: the cable core (5) is formed by mutually twisting a plurality of thin copper wires, and the diameters of the thin copper wires are 0.2 mm.

3. A water resistant cable according to claim 1 wherein: the outer surface of the inner insulating layer (6) is fixedly connected with the inner side of the filling layer (3), and the cross sections of the cable core (5) and the inner insulating layer (6) are both circular structures.

4. A water resistant cable according to claim 1 wherein: the outer surface of the inner insulating layer (6) is coated with fireproof paint.

5. A water resistant cable according to claim 1 wherein: the outer protection sleeve (11) is a nylon protection sleeve, the thickness of the outer protection sleeve (11) is 1.5-2mm, and the outer protection sleeve (11) is of a ring structure.

6. A water resistant cable according to claim 1 wherein: the PVC protective sleeve is characterized in that the inner protective sleeve (12) is a PVC protective sleeve, the thickness of the inner protective sleeve (12) is 1-1.5mm, and the inner protective sleeve (12) is of a circular ring structure.