CN219435574U

CN219435574U - Tear-resistant cable for constructional engineering

Info

Publication number: CN219435574U
Application number: CN202320500501.0U
Authority: CN
Inventors: 赵建平
Original assignee: Beijing Ulan Ruisi Technology Development Co ltd
Current assignee: Beijing Ulan Ruisi Technology Development Co ltd
Priority date: 2023-03-15
Filing date: 2023-03-15
Publication date: 2023-07-28
Anticipated expiration: 2033-03-15

Abstract

The utility model discloses a tear-resistant cable for constructional engineering, and relates to the technical field of cables. Including basic block, cable core, the basic block is connected a plurality of separation piece, encloses into the cavity between the adjacent separation piece, alternates in the cavity and has the cable core, and the both ends of separation piece all are provided with the joint piece, and the joint piece on two adjacent separation pieces surrounds into curved draw-in groove, and the radian of draw-in groove is between one hundred eighty-six and one hundred ninety-seven and includes two end values. The utility model provides a tearing-resistant cable for constructional engineering, which has good toughness and strong acid and alkali resistance, a framework consisting of a base block and a separation block is arranged in the cable, a gap is formed between a cable core in the framework and an insulating layer, gas in the cable core can flow, heat is transferred through air flow, an electric wire does not generate heat under rated load for a long time, the tearing-resistant capability of the cable is not influenced by thermal softening of insulating plastic of the cable, and the insulating layer, a shielding layer and a protective layer strengthen the corrosion resistance of the cable.

Description

Tear-resistant cable for constructional engineering

Technical Field

The utility model relates to the technical field of cables, in particular to a tearing-resistant cable for constructional engineering.

Background

Wire and cable for transmitting electrical (magnetic) energy, information and electromagnetic energy conversion, consisting of one or more insulated wire cores, and their respective coatings, total protective layers and outer protective layers.

The cable is widely applied to various fields, and in the cable for construction, the requirements on various indexes of the cable are high, such as toughness, tear resistance, corrosion resistance and the like, and the cable can be applied to construction only when the requirements on the indexes are met, so that the safety is ensured.

Disclosure of Invention

The utility model provides a tearing-resistant cable for constructional engineering, which solves the technical problems proposed by the background technology.

In order to solve the technical problems, the utility model provides a tearing-resistant cable for construction engineering, which comprises a base block and a cable core, wherein the base block is connected with a plurality of separation blocks, a cavity is surrounded between adjacent separation blocks, the cable core is inserted into the cavity, clamping blocks are arranged at two ends of each separation block, the clamping blocks on two adjacent separation blocks surround into an arc-shaped clamping groove, the radian of the clamping groove is between one hundred eighty six and one hundred ninety seven and comprises two end values, and the cable core is extruded into the clamping groove;

the cable core outside parcel has the insulating layer, and the insulating layer outside parcel has the shielding layer, and the shielding layer outside parcel has the inoxidizing coating, and the inoxidizing coating outside parcel has the sheath.

Preferably, the number of the separation blocks is three, and the three separation blocks are divided into three cavities.

Preferably, seven towline cores are arranged in the cable core.

Preferably, the clamping blocks are distributed on the separation blocks at equal intervals.

Preferably, the base block, the separation block and the clamping block are integrally formed, and polyurethane materials are adopted for the base block, the separation block and the clamping block.

Preferably, the insulating layer is formed by hot melt extrusion and cooling of polyethylene rubber.

Preferably, the shielding layer comprises an inner shielding layer formed by semiconductor paper tapes and an outer shielding layer formed by braiding steel wires, and the outer shielding layer is positioned outside the inner shielding layer.

Preferably, the protective layer is made of PTFE material.

Compared with the related art, the tearing-resistant cable for the constructional engineering has the following beneficial effects:

the utility model provides a tearing-resistant cable for constructional engineering, which has good toughness and strong acid and alkali resistance, a framework consisting of a base block and a separation block is arranged in the cable, a gap is formed between a cable core in the framework and an insulating layer, gas in the cable core can flow, heat is transferred through air flow, an electric wire does not generate heat under rated load for a long time, the tearing-resistant capability of the cable is not influenced by thermal softening of insulating plastic of the cable, and the insulating layer, a shielding layer and a protective layer strengthen the corrosion resistance of the cable.

Drawings

Fig. 1 is a schematic structural view of a tear-resistant cable for construction engineering.

Fig. 2 is a schematic view of the internal structure of a tear-resistant cable for construction engineering.

Reference numerals in the drawings: 1. a base block; 2. a separation block; 3. a clamping block; 4. a cable core; 5. a tow chain core; 6. an insulating layer; 7. a shielding layer; 8. a protective layer; 9. and (3) a sheath.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model is given by fig. 1-2, the utility model includes the base block 1, cable core 4, the base block 1 connects several separating blocks 2, enclose and becomes the cavity between the adjacent separating blocks 2, separating block 2 has three, three separating blocks 2 divide into three cavity, interlude cable core 4 in the cavity, there are seven drag chain sinle silk 5 in the cable core 4, the both ends of separating block 2 are all provided with the clamping block 3, the clamping block 3 on two adjacent separating blocks 2 surrounds and becomes the arcuate draw-in groove, the radian of the draw-in groove is between one hundred eighty six and one hundred ninety seven and includes two end values, the cable core 4 is squeezed into the draw-in groove, the clamping block 3 is distributed on separating block 2 equally spaced, the base block 1 is integrated with separating block 2, clamping block 3 is formed the design, and base block 1, separating block 2, clamping block 3 adopt the polyurethane material;

the cable core 4 outside parcel has insulating layer 6, and insulating layer 6 is polyethylene rubber hot melt extrusion cooling shaping, and insulating layer 6 outside parcel has shielding layer 7, and shielding layer 7 includes the inner shield layer that comprises the semiconductor paper tape and the outer shielding layer that the steel wire was woven and was formed, and outer shielding layer is located the inner shield layer outside, and shielding layer 7 outside parcel has inoxidizing coating 8, and inoxidizing coating 8 adopts the PTFE material, and inoxidizing coating 8 outside parcel has sheath 9.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a building engineering is with tearing cable, includes basic block (1), cable core (4), its characterized in that, basic block (1) connects a plurality of separation piece (2), surrounds into the cavity between adjacent separation piece (2), alternates in the cavity has cable core (4), the both ends of separation piece (2) all are provided with joint piece (3), adjacent two joint piece (3) on separation piece (2) are around into curved draw-in groove, and the radian of draw-in groove is between one hundred eighty six and one hundred ninety seven and includes two end values, and cable core (4) crowded into in the draw-in groove;

the cable core (4) outside parcel has insulating layer (6), and insulating layer (6) outside parcel has shielding layer (7), and shielding layer (7) outside parcel has inoxidizing coating (8), and inoxidizing coating (8) outside parcel has sheath (9).

2. The tear-resistant cable for construction engineering according to claim 1, wherein the dividing blocks (2) are provided with three, and the three dividing blocks (2) are divided into three cavities.

3. The tear-resistant cable for construction engineering according to claim 1, wherein seven towline cores (5) are arranged inside the cable core (4).

4. The tear-resistant cable for construction engineering according to claim 1, wherein the clamping blocks (3) are equally spaced on the separating blocks (2).

5. The tear-resistant cable for constructional engineering according to claim 1, wherein the base block (1) is integrally formed with the separation block (2) and the clamping block (3), and the base block (1), the separation block (2) and the clamping block (3) are made of polyurethane materials.

6. The tear-resistant cable for construction engineering according to claim 1, wherein the insulating layer (6) is formed by hot melt extrusion cooling of polyethylene rubber.

7. A tear-resistant cable for construction according to claim 1, characterized in that the shielding layer (7) comprises an inner shielding layer made of semiconducting paper tape and an outer shielding layer made of steel wire, the outer shielding layer being located outside the inner shielding layer.

8. A tear-resistant cable for construction according to claim 1, characterized in that the protective layer (8) is made of PTFE material.