CN215496106U - Anti-freezing computer communication cable - Google Patents

Abstract

The utility model relates to the technical field of cables, and discloses an anti-freezing computer communication cable which comprises an outer sheath and an inner sheath, wherein a cable core is arranged in the inner sheath, a heat insulation layer, an elastic filling strip, a heat absorption layer and a waterproof layer are sequentially arranged between the outer sheath and the inner sheath from inside to outside, a conical sleeve is annularly arranged in the elastic filling strip, and the conical sleeve is an arc sleeve which is symmetrically arranged. According to the utility model, the elastic filling strips are extruded by the symmetrically arranged arc-shaped sleeves to buffer the pressure on the cable, in the process of resetting the elastic filling strips, heat generated in the using process of the cable is absorbed into the elastic filling strips through the heat absorption holes in the arc-shaped sleeves, after the elastic filling strips are restored to the initial state, the contact area between the elastic filling strips and the heat absorption layer is increased, the heat in the elastic filling strips can be absorbed through the action of the heat absorption layer, the heat is transferred to the waterproof layer, snow and ice covered on the outer sheath are heated, so that the snow and ice are rapidly melted, and the service life of the cable is prolonged.

Description

Anti-freezing computer communication cable

Technical Field

The utility model relates to the technical field of cables, in particular to an anti-freezing computer communication cable.

Background

Cable refers to a material used for electric power, electricity and related transmission purposes, which is closely related to our lives and plays an irreplaceable role in our lives. With the development of society and the acceleration of urbanization process, the cable is more and more important, and the application field is more and more extensive. Although the cable industry is a supporting industry, the cable industry occupies one fourth of the electrical industry in China, the cable industry has a plurality of product types and a wide application range, and the related industries, such as the industries of electric power, building, communication, manufacturing and the like, are closely related to all departments.

In winter, the cable is generally cold and snowy, especially in northern winter, the cable is more cold and snowy, the cable is overhead outdoors, snow and ice are easily covered on the surface, when the weight of an ice layer exceeds the bearing capacity of the cable, the cable is easily pulled down from a transmission tower and a telegraph pole, the cable is also easily broken, and the service life of the cable is shortened. In order to improve the anti-freezing performance of the cable, an anti-freezing computer communication cable is provided.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an anti-freezing computer communication cable, which solves the problems in the background art.

The utility model provides an anti-freezing computer communication cable which comprises an outer sheath and an inner sheath, wherein a cable core is arranged in the inner sheath, a heat insulation layer, an elastic filling strip, a heat absorption layer and a waterproof layer are sequentially arranged between the outer sheath and the inner sheath from inside to outside, a conical sleeve is annularly arranged in the elastic filling strip, the conical sleeve is composed of symmetrically arranged arc sleeves, a plurality of heat absorption holes are formed in the arc sleeves, and a first water chute and a second water chute are respectively arranged on the outer side surface of the outer sheath in the transverse direction and the longitudinal direction.

Preferably, the heat absorbing layer is communicated with the heat insulating layer through a conical sleeve.

Preferably, the outer diameter of the conical sleeve at one end close to the heat absorbing layer is larger than that of the conical sleeve at the other end.

Preferably, the cavity formed by the adjacent conical sleeves is filled with an elastic filling strip, and the elastic filling strip is directly contacted with the heat absorption layer.

Preferably, the thermal insulation layer and the conical sleeve are connected in a hot melting mode, and the inner end part of the conical sleeve is directly contacted with the inner sheath.

Preferably, the first water chute and the second water chute are communicated with each other, the first water chute is arranged along the center line of the cable core, and two end parts of the first water chute are opened.

Preferably, the second water chute is an arc chute which is axially arranged at equal intervals, and the first water chute is annularly arranged on the second water chute.

Compared with the prior art, the utility model has the beneficial effects that: according to the anti-freezing computer communication cable, the heat absorption layer, the waterproof layer, the elastic filling strips, the heat insulation layer, the conical sleeve and the inner sheath structure are arranged, when snow or ice is covered on the surface of the cable, the outer diameter of the outer side port of the corresponding conical sleeve on the cable is increased under the action of pressure, the elastic filling strips are extruded through the symmetrically arranged arc sleeves to buffer the pressure applied to the cable, and the situation that a cable core is pressed and broken is effectively avoided; and at the in-process that the elasticity packing strip resets, the heat that produces in with the cable use through the heat absorption hole on the arc sheathe inhales inside the elasticity packing strip, the elasticity packing strip is after recovering initial condition, its area of contact with the heat-sink shell increases, can absorb the inside heat of elasticity packing strip through the effect of heat-sink shell, and with heat transfer to waterproof layer, can heat the snow and ice that cover on the oversheath, make it melt fast, effectively avoided the surface to cover snow and ice easily, and the phenomenon that the cable that causes collapses absolutely, the effect of preventing frostbite of cable has been increased, the life of cable has been improved.

Drawings

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

FIG. 2 is a schematic left side view of the structure of the present invention;

fig. 3 is an enlarged view of the structure of the present invention at the position M.

In the figure: 1. an outer sheath; 2. a waterproof layer; 3. a heat absorbing layer; 4. an elastic filler strip; 5. a thermal insulation layer; 6. a conical sleeve; 7. an inner sheath; 8. a cable core; 9. a first water chute; 10. a second water chute; 11. an arc-shaped sleeve; 12. and (4) heat absorption holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an embodiment of the present invention is shown: the utility model provides an anti-freezing type computer communication cable, includes oversheath 1 and inner sheath 7, inner sheath 7 is inside to be equipped with cable core 8, be equipped with insulating layer 5, elastic filling strip 4, heat-sink shell 3 and waterproof layer 2 from inside to outside in proper order between oversheath 1 and the inner sheath 7, wherein, elastic filling strip 4 is located between heat-sink shell 3 and the insulating layer 5, and elastic filling strip 4 and heat-sink shell 3 contact, and do not connect through any mode, the material of heat-sink shell 3 adopts polyurethane prepolymer as the main raw materials, impel polyurethane prepolymer to reach compatibility on the molecular level through adding ice-cold agent, the heat absorption cooling material composition that makes is ice-cold effect stronger, and heat-conducting property is good, and heat dispersion is better. The waterproof layer 2 is made of heat-conducting silicone grease, waterproof paint is coated on the outer side of the heat-conducting silicone grease after the heat-conducting silicone grease is formed, and before the heat-conducting silicone grease is used, a silicone grease substrate to be coated needs to be cleaned. If the surface of the base material is hollow or has dust, the adhesion performance of the waterproof material is directly affected. The heat-conducting silicone grease can not be fully contacted without a base material, and the heat dissipation performance is influenced. The coating thickness of the waterproof material is not more than 2 mm. Receive the extrusion back at elasticity filling strip 4, its area of contact with heat-sink shell 3 changes, do not receive any exogenic action at the cable, in the cable use, the heat of production is direct to be absorbed by heat-sink shell 3 through taper sleeve 6, because heat-sink shell 3 and waterproof layer 2 direct contact, the heat can be transmitted to on the waterproof layer 2, through waterproof layer 2 direct and oversheath 1 contact, the realization is covered snow or ice and is melted fast to the cable surface, the easy snow and ice that covers in surface has effectively been avoided, and the cable that causes collapses disconnected phenomenon, the life of cable has been improved. The heat absorbing layer 3 is communicated with the heat insulating layer 5 through a conical sleeve 6. The elastic filling strip 4 is internally provided with a conical sleeve 6 in an annular shape, and the outer diameter of one end, close to the heat absorption layer 3, of the conical sleeve 6 is larger than that of the other end of the conical sleeve. The conical sleeve 6 is arranged in an outward expansion type horn-shaped mode, so that the heat generated by the heat absorption layer 3 in the use process of the cable can be conveniently absorbed, meanwhile, as the conical sleeve 6 is formed by the arc-shaped sleeves 11 which are symmetrically arranged, and a plurality of heat absorption holes 12 are formed in the arc-shaped sleeves 11, in the process of being pressed by external force, the adjacent and symmetrical arc-shaped sleeves 11 are unfolded towards two sides and extrude the elastic filling strips 4, the elastic filling strips 4 are compressed, the heat which is previously positioned in the elastic filling strips 4 is quickly absorbed by the heat absorption layer 3, if the elastic filling strips 4 are not extruded, the heat in the elastic filling strips 4 can be dissipated, the heat is relatively slow, the extrusion acting force applied to the cable can be buffered through the deformation of the elastic filling strips 4, the cable core can be protected, meanwhile, the heat extruded into the heat absorption layer 3 can be transferred through the waterproof layer 2 and the outer sheath 1, the melting speed of snow or ice covered on the surface of the cable is accelerated, and a first water chute 9 and a second water chute 10 are respectively arranged on the outer side surface of the outer sheath 1 in the transverse direction and the longitudinal direction. The first water chute 9 and the second water chute 10 are arranged, so that after snow or ice melts into liquid, the liquid can be guided, the residual time of the liquid on the cable is shortened, the first water chute 9 and the second water chute 10 are communicated with each other, the first water chute 9 is arranged along the central line of the cable core 8, and two end parts of the first water chute 9 are opened. Elastic filling strips 4 are filled in a cavity formed between adjacent conical sleeves 6, and the elastic filling strips 4 are in direct contact with the heat absorption layer 3. The heat insulation layer 5 is connected with the conical sleeve 6 in a hot melting mode, and the inner end part of the conical sleeve 6 is directly contacted with the inner sheath 7. The second water chute 10 is an arc chute which is arranged in an axial and equidistant manner, and the first water chute 9 is annularly arranged on the second water chute 10.

The working principle is as follows: according to the anti-freezing computer communication cable, in an initial state, heat generated in the using process of the cable is absorbed by the heat absorption layer 3 through the conical sleeve 6, at the moment, the heat absorption layer 3 transmits heat and also radiates heat, the heat transmitted to the waterproof layer 2 and the outer sheath 1 through the heat absorption layer 3 is less, if the speed of covering snow or ice on the surface of the cable is low, the snow or ice can be automatically melted, and when the speed of covering the snow or ice on the cable is high, due to the pressure effect, the outer diameter of the outer end port of the corresponding conical sleeve 6 on the cable is increased, the elastic filling strips 4 are extruded through the symmetrically arranged arc sleeves 11, the pressure on the cable is buffered, and the situation that a cable core is pressed and broken is effectively avoided; and at the in-process that elastic filling strip 4 resets, inhale elastic filling strip 4 inside through the heat absorption hole 12 on the arc cover 11 with the heat that produces in the cable use, elastic filling strip 4 is after resumeing initial condition, its area of contact with heat-sink shell 3 increases, can absorb the heat of elastic filling strip 4 inside through the effect of heat-sink shell 3 to with heat transfer to waterproof layer 2, can heat to the snow and the ice that cover on the outer sheath 1, make it melt fast.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides an anti-freezing computer communication cable, includes oversheath (1) and inner sheath (7), inner sheath (7) inside is equipped with cable core (8), its characterized in that: be equipped with insulating layer (5), elasticity filling strip (4), heat-sink shell (3) and waterproof layer (2) from inside to outside in proper order between oversheath (1) and inner sheath (7), elasticity filling strip (4) inside is the annular and is equipped with toper cover (6), arc cover (11) that toper cover (6) set up by the symmetry, be equipped with a plurality of heat absorption holes (12) on arc cover (11), oversheath (1) lateral surface transversely is equipped with first guiding gutter (9) and second guiding gutter (10) respectively with vertically.

2. The antifreeze computer communication cable of claim 1, wherein: the heat absorption layer (3) is communicated with the heat insulation layer (5) through a conical sleeve (6).

3. The antifreeze computer communication cable of claim 1, wherein: the outer diameter of one end of the conical sleeve (6) close to the heat absorption layer (3) is larger than that of the other end of the conical sleeve.

4. The antifreeze computer communication cable of claim 1, wherein: the cavity formed by the adjacent conical sleeves (6) is filled with elastic filling strips (4), and the elastic filling strips (4) are in direct contact with the heat absorbing layer (3).

5. The antifreeze computer communication cable of claim 1, wherein: the heat insulation layer (5) is connected with the conical sleeve (6) in a hot melting mode, and the inner end part of the conical sleeve (6) is directly contacted with the inner sheath (7).

6. The antifreeze computer communication cable of claim 1, wherein: the first water chute (9) and the second water chute (10) are communicated with each other, the first water chute (9) is arranged along the center line of the cable core (8), and two end parts of the first water chute (9) are opened.

7. The antifreeze computer communication cable of claim 1, wherein: the second water guide grooves (10) are arc-shaped grooves which are axially arranged at equal intervals, and the first water guide grooves (9) are annularly arranged on the second water guide grooves (10).

Images