CN214099232U - Dampproofing high temperature resistant cable - Google Patents

Abstract

The utility model discloses a dampproofing high temperature resistant cable, including insulating crust, the dampproof course is installed to insulating crust inner wall nestification, first mesh grid is installed to dampproof course inner wall nestification, the heat insulating layer is installed to first mesh grid inner wall nestification, the second mesh grid is installed to heat insulating layer inner wall nestification, the inboard fixed mounting of second mesh grid has the skeleton, fixed mounting has the sinle silk between skeleton and the second mesh grid, the nested spacing beaded finish that installs of sinle silk surface, the thickness of insulating crust is one six centimetres at zero point, first mesh grid comprises the braided wire, the braided wire is crisscross and crisscross angle of each other is sixty degrees. A dampproofing high temperature resistant cable, can avoid skeleton and heat insulation layer direct contact to protection heat insulation layer prevents the damaged influence of heat insulation layer and separates the temperature effect, can also select the spacing beaded finish of interval difference, avoids increasing the weight of raw materials cost and cable self.

Description

Dampproofing high temperature resistant cable

Technical Field

The utility model relates to the technical field of cables, in particular to dampproofing high temperature resistant cable.

Background

The cable is made of one or more mutually insulated conductors and an outer insulating protective layer, the conductors for transmitting power or information from one place to another place are generally rope-like cables formed by twisting several or several groups of conductors, each group of conductors are mutually insulated and often twisted around a center, the whole cable is covered with a highly insulating covering layer, the cable has the characteristics of internal electrification and external insulation, and is divided into power cables, control cables, compensation cables, shielding cables, high-temperature cables, computer cables, signal cables, coaxial cables, fire-resistant cables, marine cables, mining cables, aluminum alloy cables and the like, which are composed of single-strand or multi-strand conductors and insulating layers and used for connecting circuits, electric appliances and the like, the cables can be divided into direct current cables and alternating current cables according to the system of the photovoltaic power station, and are classified according to different purposes and use environments, the cable comprises a direct current cable, a serial cable between components, parallel cables between groups and a direct current distribution box (combiner box), and cables between the direct current distribution box and an inverter, wherein the cables are direct current cables, the cables are laid more outdoors and need moisture protection, sun exposure protection, cold resistance, heat resistance and ultraviolet resistance, chemical substances such as acid and alkali resistance are also needed under certain special environments, the alternating current cable, a connecting cable from the inverter to a step-up transformer, a connecting cable from the step-up transformer to a distribution device, and a connecting cable from the distribution device to a power grid or a user, the cables are alternating current load cables, the laying amount of cables in an indoor environment is large, and the cables can be selected according to the type selection requirement of general power cables; the existing moisture-proof high-temperature-resistant cable has certain defects when in use, if a heat insulation layer is usually placed between a wire core and the moisture-proof layer, a framework can be inserted into the heat insulation layer to influence the heat insulation effect of the heat insulation layer, in addition, the position of the wire core is limited only by the framework and an extending frame when in use, the extending frame is too dense to influence the weight of the cable, and therefore, the moisture-proof high-temperature-resistant cable is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a moisture-proof high temperature-resistant cable, which can effectively solve the problems of the background art.

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

the utility model provides a dampproofing high temperature resistant cable, includes insulating crust, the dampproof course is installed to insulating crust inner wall nestification, first woven mesh is installed to dampproof course inner wall nestification, the heat insulating layer is installed to first woven mesh inner wall nestification, the second woven mesh is installed to heat insulating layer inner wall nestification, the inboard fixed mounting of second woven mesh has the skeleton, fixed mounting has the sinle silk between skeleton and the second woven mesh, spacing beaded finish is installed to sinle silk surface nestification.

Preferably, the thickness of the insulating sheath is one-half and six centimeters.

Preferably, the first woven mesh is composed of woven wires, the woven wires are mutually staggered, the staggered angle is sixty degrees, the first woven mesh and the second woven mesh are identical in structure, and the thickness of the first woven mesh and the second woven mesh is zero point one millimeter.

Preferably, the heat insulation layer is fixedly connected with the inner wall of the first woven mesh, the outer surface of the heat insulation layer is fixedly connected with the outer surface of the second woven mesh, and the sum of the thicknesses of the first woven mesh, the second woven mesh and the heat insulation layer is equal to the thickness of the moisture-proof layer.

Preferably, skeleton surface embedding fixed mounting has an epitaxial frame, epitaxial frame a side surface with second woven mesh fixed connection, the quantity of epitaxial frame is three, the quantity of sinle silk is three.

Preferably, the outer surface of the limiting reinforcing ring is close to the framework, the connecting piece is fixedly arranged at the position of the framework, the inserting piece is fixedly arranged on the side surface of the connecting piece, the barb is movably arranged on the lower surface of the inserting piece, and the inserting piece is inserted into the framework.

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

the utility model discloses in, through first mesh grid and the second mesh grid that sets up, first mesh grid and second mesh grid will insulate against heat the layer parcel and live, and first mesh grid and second mesh grid, when guaranteeing self intensity through the crisscross silk of weaving of each other, still guarantee the flexibility of self, make it contact closely with the layer that insulates against heat, when the cable receives external force extrusion or buckles, can avoid skeleton and the layer direct contact that insulates against heat, thereby protect the layer that insulates against heat, prevent that the layer damage that insulates against heat from influencing the heat effect, through the spacing beaded finish that sets up, spacing beaded finish is fixed through the connection piece cooperation inserted sheet that sets up, fixed operation can be accomplished to direct insert the skeleton with the inserted sheet, can be according to the specification and the using-way of cable, select the spacing beaded finish that the interval is different, thereby avoid increasing the weight of raw materials cost and cable self.

Drawings

Fig. 1 is a schematic diagram of a half-section structure of a moisture-proof high-temperature-resistant cable of the present invention;

fig. 2 is an enlarged view of the moisture-proof and high-temperature-resistant cable at a position a in fig. 1;

fig. 3 is a schematic view of a partial structure of a first mesh grid of the moisture-proof and high-temperature-resistant cable of the present invention;

fig. 4 is the utility model relates to a dampproofing high temperature resistant cable's spacing stiffener structure sketch map.

In the figure: 1. an insulating sheath; 2. a moisture barrier; 3. a first mesh grid; 301. weaving silk; 4. a thermal insulation layer; 5. a second mesh grid; 6. a framework; 601. an extension frame; 7. a wire core; 8. a limiting reinforcing ring; 801. connecting sheets; 802. and (4) inserting sheets.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made 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, and for example, "connected" may be either fixedly connected or 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a dampproofing high temperature resistant cable, including insulating crust 1, dampproof course 2 is installed to insulating crust 1 inner wall nestification, first mesh grid 3 is installed to dampproof course 2 inner wall nestification, heat insulating layer 4 is installed to first mesh grid 3 inner wall nestification, second mesh grid 5 is installed to heat insulating layer 4 inner wall nestification, the inboard fixed mounting of second mesh grid 5 has skeleton 6, fixed mounting has sinle silk 7 between skeleton 6 and the second mesh grid 5, spacing beaded finish 8 is installed to sinle silk 7 surface nestification.

The thickness of the insulating sheath 1 is one-six centimeters at zero point; the first woven mesh 3 is composed of woven wires 301, the woven wires 301 are mutually staggered, the staggered angle is sixty degrees, the first woven mesh 3 and the second woven mesh 5 are identical in structure, and the thickness of the first woven mesh 3 and the thickness of the second woven mesh 5 are zero point one millimeter; the heat insulation layer 4 is fixedly connected with the inner wall of the first woven mesh 3, the outer surface of the heat insulation layer 4 is fixedly connected with the outer surface of the second woven mesh 5, the sum of the thicknesses of the first woven mesh 3, the second woven mesh 5 and the heat insulation layer 4 is equal to the thickness of the damp-proof layer 2, so that the overall weight of the cable is controlled, the heat insulation layer 4 is wrapped by the first woven mesh 3 and the second woven mesh 5, the strength of the first woven mesh 3 and the second woven mesh 5 is guaranteed through the mutually staggered woven wires 301, the flexibility of the first woven mesh 3 and the second woven mesh 5 is guaranteed, the first woven mesh 3 and the second woven mesh are in close contact with the heat insulation layer 4, when the cable is extruded or bent by external force, the framework 6 can be prevented from being in direct contact with the heat insulation layer 4, the heat insulation layer 4 is protected, and the heat insulation effect is prevented from being influenced by the damage of the heat insulation layer 4; an extension frame 601 is fixedly embedded in the outer surface of the framework 6, one side surface of the extension frame 601 is fixedly connected with the second weaving net 5, the number of the extension frames 601 is three, and the number of the wire cores 7 is three; connecting piece 801 is close to 6 fixed mounting in skeleton position on 8 external surfaces of spacing beaded finish, connecting piece 801 side surface fixed mounting has inserted sheet 802, inserted sheet 802 lower surface movable mounting has the barb, connecting piece 801 cooperation inserted sheet 802 that spacing beaded finish 8 is through setting up is fixed, directly insert skeleton 6 with inserted sheet 802 and can accomplish fixed operation, can be according to the specification and the user mode of cable, select spacing beaded finish 8 that the interval is different, thereby avoid increasing the weight of raw materials cost and cable self.

It should be noted that, the utility model relates to a moisture-proof high temperature resistant cable, when using, the insulating sheath 1 has the insulating characteristic and can ensure the safety of the cable, prevent the occurrence of electric shock accidents, through the moisture-proof layer 2 and the thermal insulation layer 4, the moisture in the cable can be absorbed by the moisture-proof layer 2, the thermal insulation layer 4 adopts the thermal insulation material, prevent the cable from being damaged due to the high temperature caused by heating, and the thermal insulation layer 4 is wrapped by the first mesh grid 3 and the second mesh grid 5, while the self strength is ensured by the interlaced wires 301, the flexibility of the first mesh grid 3 and the second mesh grid 5 is ensured, make the first mesh grid and the thermal insulation layer 4 contact closely, when the cable is extruded or bent by external force, the direct contact of the framework 6 and the thermal insulation layer 4 can be avoided, thereby the thermal insulation layer 4 is protected, prevent the damage of the thermal insulation layer 4 from influencing the thermal insulation effect, the built-in spacing reinforcing ring 8 is fixed through the connecting piece 801, fixed operation can be accomplished to the skeleton 6 directly with inserted sheet 802 insertion, can select spacing beaded finish 8 that the interval is different according to the specification and the using-way of cable to avoid increasing the weight of raw materials cost and cable self.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a dampproofing high temperature resistant cable which characterized in that: including insulating crust (1), dampproof course (2) are installed to insulating crust (1) inner wall nestification, first woven mesh (3) are installed to dampproof course (2) inner wall nestification, heat insulating layer (4) are installed to first woven mesh (3) inner wall nestification, second woven mesh (5) are installed to heat insulating layer (4) inner wall nestification, second woven mesh (5) inboard fixed mounting has skeleton (6), fixed mounting has sinle silk (7) between skeleton (6) and second woven mesh (5), spacing beaded finish (8) are installed to sinle silk (7) surface nestification.

2. The moisture-proof high-temperature-resistant cable according to claim 1, wherein: the thickness of the insulating sheath (1) is one-six centimeters at zero point.

3. The moisture-proof high-temperature-resistant cable according to claim 1, wherein: the first woven net (3) is composed of woven wires (301), the woven wires (301) are mutually staggered, the staggered angle is sixty degrees, the first woven net (3) and the second woven net (5) are identical in structure, and the thickness of the first woven net (3) and the thickness of the second woven net (5) are zero point one millimeter.

4. The moisture-proof high-temperature-resistant cable according to claim 1, wherein: the heat insulation layer (4) is fixedly connected with the inner wall of the first woven mesh (3), the heat insulation layer (4) is fixedly connected with the outer surface of the second woven mesh (5), and the sum of the thicknesses of the first woven mesh (3), the second woven mesh (5) and the heat insulation layer (4) is equal to the thickness of the moisture-proof layer (2).

5. The moisture-proof high-temperature-resistant cable according to claim 1, wherein: skeleton (6) surface embedding fixed mounting has epitaxial frame (601), epitaxial frame (601) a side surface with second mesh grid (5) fixed connection, the quantity of epitaxial frame (601) is three, the quantity of sinle silk (7) is three.

6. The moisture-proof high-temperature-resistant cable according to claim 1, wherein: spacing beaded finish (8) surface is close to skeleton (6) position fixed mounting has connection piece (801), connection piece (801) side surface fixed mounting has inserted sheet (802), inserted sheet (802) lower surface movable mounting has the barb, inserted sheet (802) insert skeleton (6).

Images