CN212322709U

CN212322709U - Multifunctional cable special for crown block

Info

Publication number: CN212322709U
Application number: CN202021340879.1U
Authority: CN
Inventors: 李万松; 叶磊
Original assignee: Anhui Lingyu Cable Technology Co Ltd
Current assignee: Anhui Lingyu Cable Technology Co Ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-01-08
Anticipated expiration: 2030-07-10

Abstract

The utility model discloses a special cable for a multifunctional crown block, belonging to the technical field of cables and comprising a core and a cable body; the inside central point of cable body puts the department and is fixed with the radiator, and the radiator is formed by the even fixed welded arc metal radiating block of sheetmetal tip and the sheetmetal of centre ring, both sides, the inside crowded package of cable body in the sheetmetal outside has the cold-resistant layer of heat conduction, the inside packing of cable body in the cold-resistant layer of heat conduction and the sheetmetal outside has the filling layer, the inside crowded package of filling layer in the sinle silk outside has fire-retardant layer, the inside cladding of cable body in the filling layer outside has the wire weaving layer through the bonding agent, cable body both sides all are fixed with the extension ear, and extend the inside of ear and wear to be equipped with the steel cable, the tip of the sheetmetal of ring both sides extends to the outside of cable body and is connected with arc metal radiating block. The utility model discloses tensile effect is good, and the heat dissipation is fast, convenient to use.

Description

Multifunctional cable special for crown block

Technical Field

The utility model relates to the technical field of cables, specificly relate to a multi-functional overhead traveling crane private cable.

Background

Because of severe use environment and special use function of the multifunctional crown block used in the electrolytic aluminum industry, the cable used is required to have the functions of flame retardance, oil resistance, wear resistance, high and low temperature resistance, dust prevention, corrosive gas prevention, tensile strength, bending resistance and the like, and most of users use ethylene propylene rubber insulation marine flexible cables as cables for crown blocks, but the problems of core breakage, sheath cracking and the like often occur in the use process, particularly in the north under the environment below minus 45 ℃.

In current overhead traveling crane private cable, the radiating effect is poor, all dispel the heat to inside the cable between the inside self layer of cable and the layer simultaneously, can't reach the efficient radiating effect to because the constantly rising of temperature causes the burning and the fracture of cable easily, simultaneously in the use to the cable, the tensile effect of cable inside is poor, uses inconveniently.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The to-be-solved technical problem of the utility model is to provide a multi-functional overhead traveling crane private cable, its tensile is effectual, and the heat dissipation is fast, convenient to use.

2. Technical scheme

In order to solve the above problem, the utility model adopts the following technical scheme:

a multifunctional special cable for a crown block comprises a cable core and a cable body; the cable comprises a cable body, wherein a radiator is fixed at the central position inside the cable body and is formed by mutually combining a middle metal ring, metal sheets on two sides and arc-shaped metal radiating blocks with the ends of the metal sheets uniformly and fixedly welded, a heat-conducting and cold-resistant layer is extruded and wrapped inside the cable body outside the metal ring, a filling layer is filled inside the heat-conducting and cold-resistant layer and the cable body outside the metal sheets, four wire cores are uniformly distributed inside the filling layer by taking the metal ring as a circle center, a flame-retardant layer is extruded and wrapped inside the filling layer outside the wire cores, a metal wire braid layer is wrapped inside the cable body outside the filling layer through an adhesive, extending lugs are fixed at two sides of the cable body, a steel cable is arranged inside the extending lugs in a penetrating manner, and the ends of the metal sheets on two sides of the metal ring extend to the outer side of the cable body and are connected with the arc, and the arc-shaped metal radiating block is mutually attached to the outer surface of the cable body, and connecting openings are uniformly formed in the metal sheet.

Preferably, the flame-retardant layer is formed by heating and extruding polyethylene.

Preferably, the heat-conducting and cold-resistant layer is formed by extruding and wrapping a mixture of butadiene rubber and polytetrafluoroethylene.

Preferably, the outermost layer of the cable body is extruded from a TPV thermoplastic elastomer.

Preferably, the filling layer is formed by combining glass fibers and polypropylene fibers.

3. Advantageous effects

(1) The utility model discloses an extension ear of cable body both sides increases the area of contact of cable body and overhead traveling crane on the one hand, increases the contact point of cable body and overhead traveling crane to reduce the pressure of cable, prevent droing of cable, on the other hand wears to establish the steel cable through extending the ear inside, makes the stretching resistance that has increased the cable at the pulling in-process to the cable body, prevents the fracture of cable.

(2) The utility model discloses because the heat that the sinle silk produced carries out heat-conduction to the heat through the radiator, the radiator is the metal material, can be quick absorb the heat and carry out heat-conduction, the heat is absorbed, conduct simultaneously and discharge the heat through arc metal radiating block on the metal sheet at last, the heat that produces in the use to the cable body is far above the heat under the atmospheric environment, thereby be located the atmospheric environment with arc metal radiating block, heat-conducting effect has further been improved, the radiating effect is fast, high durability and convenient use, simultaneously when the pulling to the cable body, can also play certain anti-skidding effect through bellied arc metal radiating block, thereby the functionality of cable has been increased, simultaneously because the radiator is metal material, thereby further improved the tensile strength of cable.

To sum up, the utility model discloses an extend ear and inside steel cable of wearing to establish on the one hand increased with the area of contact of overhead traveling crane, on the other hand has improved the resistance performance of cable, simultaneously through the quick heat-conduction performance of radiator, dispel the heat fast to the cable, in the aspect of the use.

Drawings

Fig. 1 is a schematic view of the overall cross-sectional structure of the present invention;

fig. 2 is a schematic view of the overall external structure of the present invention;

fig. 3 is a schematic view of the heat sink structure of the present invention.

Reference numerals: 1. a wire core; 2. a flame retardant layer; 3. an arc-shaped metal heat dissipation block; 4. a cable body; 5. an extension ear; 6. a wire rope; 7. a wire braid; 8. a heat-conducting cold-resistant layer; 9. a filling layer; 10. a heat sink; 11. a connection opening; 12. a metal ring; 13. a metal sheet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Example 1

The special cable for the multifunctional crown block as shown in fig. 1 comprises a wire core 1 and a cable body 4; the central position of the inside of the cable body 4 is fixed with a radiator 10, and the radiator 10 is formed by mutually combining a middle metal ring 12, metal sheets 13 at two sides and arc-shaped metal radiating blocks 3 uniformly and fixedly welded at the end parts of the metal sheets 13, the inside of the cable body 4 at the outer side of the metal ring 12 is extruded with a heat-conducting cold-resistant layer 8, the inside of the heat-conducting cold-resistant layer 8 and the cable body 4 at the outer side of the metal sheets 13 are filled with a filling layer 9, four wire cores 1 are uniformly distributed in the filling layer 9 by taking the metal ring 12 as a circle center, a flame-retardant layer 2 is extruded in the filling layer 9 at the outer side of the wire cores 1, a metal wire 7 is coated in the cable body 4 at the outer side of the filling layer 9 through an adhesive, extension lugs 5 are fixed at two sides of the cable body 4, a steel cable 6 is penetrated in the extension lugs 5, the end parts of the metal sheets 13 at two sides of the metal ring, and the surface of arc metal radiating block 3 and cable body 4 is laminated each other, has evenly seted up on the sheetmetal 13 and has connected opening 11, and fire-retardant layer 2 is formed by the crowded package of polyethylene heating, and the cold-resistant layer 8 of heat conduction is formed by crowded package after butadiene rubber and polytetrafluoroethylene mix, and cable body 4 is outmost to be formed by the crowded package of TPV thermoplastic elastomer, and what the filling layer 9 was formed by glass fiber and polypropylene fiber combination.

The specific application process comprises the following steps:

in the use process of the cable, firstly, when the cable body 4 is installed on the support of the cable fixing crown block, the contact area between the cable body 4 and the crown block is increased through the extending lugs 5 on both sides of the cable body 4, the contact point between the cable body 4 and the crown block is increased, thereby reducing the pressure of the cable and preventing the cable from falling off, on the other hand, the steel cable 6 is arranged in the extending lugs 5 in a penetrating way, thereby increasing the tensile resistance of the cable in the pulling process of the cable body 4 and preventing the cable from breaking, meanwhile, in the use process of the cable body 4, a great amount of heat is generated due to the continuous work of the wire core 1, the heat can not be rapidly dissipated from the inside of the cable body 4, and certain potential safety hazard exists, in the utility model, the heat generated by the wire core 1 is conducted to the heat through the heat radiator 10, and the heat radiator 10 is made of metal material, can be quick absorb the heat and carry out heat-conduction, the heat is absorbed by 12, conduct simultaneously and discharge the heat through arc metal radiating block 3 on the sheetmetal 13 at last, the heat that produces is far higher than the heat under the atmospheric environment in the use to cable body 4, thereby be located the atmospheric environment with arc metal radiating block 3, heat-conduction's effect has further been improved, the radiating effect is fast, high durability and convenient use, simultaneously when the pulling to cable body 4, can also play certain anti-skidding effect through bellied arc metal radiating block 3, thereby the functionality of cable has been increased, simultaneously because radiator 10 is metal material, thereby further improved the tensile strength of cable, high durability and convenient use.

According to the above, the utility model discloses an extend ear and inside steel cable of wearing to establish on the one hand increased with the area of contact of overhead traveling crane, on the other hand has improved the resistance performance of cable, simultaneously through the quick heat conductivility of radiator, dispel the heat fast to the cable, in the aspect of the use.

It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as limitations of the present invention, and that changes and modifications to the above described embodiments will fall within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.

Claims

1. A multifunctional special cable for a crown block comprises a wire core (1) and a cable body (4); the cable is characterized in that a radiator (10) is fixed at the central position inside the cable body (4), the radiator (10) is formed by mutually combining a middle metal circular ring (12), metal sheets (13) on two sides and arc-shaped metal radiating blocks (3) uniformly and fixedly welded at the end parts of the metal sheets (13), a heat-conducting and cold-resistant layer (8) is extruded inside the cable body (4) on the outer side of the metal circular ring (12), a filling layer (9) is filled inside the heat-conducting and cold-resistant layer (8) and the cable body (4) on the outer side of the metal sheets (13), four wire cores (1) are uniformly distributed inside the filling layer (9) by taking the metal circular ring (12) as a circle center, a flame-retardant layer (2) is extruded inside the filling layer (9) on the outer side of the wire cores (1), and a metal wire braid layer (7) is coated inside the cable body (4) on the outer side of the filling layer (9) through an, cable body (4) both sides all are fixed with and extend ear (5), and the inside of extending ear (5) is worn to be equipped with steel cable (6), the tip of metal ring (12) both sides sheetmetal (13) extends to the outside of cable body (4) and is connected with arc metal radiating block (3), and the surface of arc metal radiating block (3) and cable body (4) laminates each other, connection opening (11) have evenly been seted up on sheetmetal (13).

2. The special cable for the multifunctional crown block as claimed in claim 1, wherein the flame retardant layer (2) is formed by heating and extruding polyethylene.

3. The special cable for the multifunctional crown block as claimed in claim 1, wherein the heat-conducting and cold-resistant layer (8) is formed by extruding and wrapping a mixture of butadiene rubber and polytetrafluoroethylene.

4. The special cable for the multifunctional crown block according to claim 1, wherein the outermost layer of the cable body (4) is formed by extruding TPV thermoplastic elastomer.

5. A multifunctional cable dedicated to crown blocks according to claim 1, characterized in that said filling layer (9) is made of glass fiber and polypropylene fiber.