CN218782817U - Resistance to compression molded lines cable - Google Patents

Abstract

The utility model relates to the technical field of cables, and discloses a compression-resistant cable, which comprises a plurality of cable cores, wherein an insulating layer is arranged outside each cable core, a buffer layer is fixedly connected outside each insulating layer, a corrosion-resistant layer is fixedly connected outside each buffer layer, a fixed column is arranged inside each cable core, a buffer cushion is fixedly connected on one side of each cable core, which faces towards the fixed column, and a buffer block is fixedly connected between each fixed column and the buffer cushion; this kind of resistance to compression type cable, when the cable received the striking or when extrudeing, the buffer layer can cushion outside extrusion force effectively, and then reduced the pressure that the sinle silk received, when the inside sinle silk of cable received the extrusion, the sinle silk can extrude the blotter, through buffer block and the fixed column that blotter one side set up, can further cushion the pressure of the inside sinle silk of cable to further protect the inside sinle silk of cable, and then the life of extension cable.

Description

Resistance to compression molded lines cable

Technical Field

The utility model relates to a cable technical field specifically is a resistance to compression molded lines cable.

Background

The existing cable is poor in tensile property, easy to damage due to the fact that external force is large when the cable is used, poor in high-temperature resistant effect, and capable of causing damage due to the fact that the temperature of the cable is high due to flowing of current and rising of external temperature when the cable is used.

In the prior art, for example, patent No. CN211980257U proposes an anti-tensile cable, and this technical scheme belongs to the technical field of cable production, and in particular relates to an anti-tensile cable, which includes a cable core, wherein a tensile core and a fire-resistant core are wound on the surface of the cable core, and a protective layer is fixedly connected to the surfaces of the tensile core and the fire-resistant core. The utility model discloses a tensile core's use for when using, can improve the stretch-proofing ability of structure itself effectively, thereby guaranteed the normal use of structure, avoided leading to the structure to take place to damage because of the pulling force is too big, cause unnecessary trouble and damage, the use of fire-resistant core plays the improvement that is showing to the fire-resistant heat-insulating ability of structure itself, avoided because of the cable core when carrying out the electric current transmission, the temperature risees and leads to whole structure to take place to damage, cause unnecessary to damage.

However, the above technical solutions have the following disadvantages:

although the fire-resistant thermal-insulated ability of cable is improved through the use of fire-resistant core to current cable, has avoided the temperature to rise effectively and has leaded to whole structure to take place to damage, however, the resistance to compression effect of this cable is relatively poor, consequently when the cable receives extrusion, collision, appears the phenomenon damaged and easy to reduce the life of cable.

SUMMERY OF THE UTILITY MODEL

To prior art not enough, the utility model provides a resistance to compression type cable to solve one of the problem that the background art provided at least, make more convenience of cable when using.

In order to achieve the above object, the present invention provides the following technical solutions: a compression-resistant cable comprises a plurality of wire cores, wherein insulating layers are arranged on the outer sides of the wire cores, buffer layers are fixedly connected to the outer sides of the insulating layers, corrosion-resistant layers are fixedly connected to the outer sides of the buffer layers, fixed columns are arranged inside the wire cores, buffer cushions are fixedly connected to one sides of the wire cores, which face the fixed columns, and buffer blocks are fixedly connected between the fixed columns and the buffer cushions; the advantage that sets up like this lies in, can cushion the pressure of the inside sinle silk of cable effectively to further protect the inside sinle silk of cable, and then prolong the life of cable.

Preferably, the gap between the insulating layer and the wire core is filled with filling particles; on the one hand, the cable can be fixed, the cable is prevented from being impacted, the internal cable cores are twisted together, so that the cable cores are damaged, and on the other hand, the cable cores can be buffered, so that the internal cable cores of the cable are protected.

Preferably, the buffering pads are arranged in a circular arc mode, and the number of the buffering pads is the same as that of the wire cores; can make the contact surface of sinle silk and blotter laminate more to improve the compressive capacity of cable effectively, and then the life of extension cable.

Preferably, the number of the groups of the buffer blocks is the same as that of the wire cores, and the buffer blocks are distributed between the fixed columns and the buffer pads in a linear array; the inward extrusion force of the wire core can be effectively dispersed, so that the wire core is further protected, and the pressure resistance of the wire core is improved.

Preferably, the insulating layer is made of polyethylene; the polyethylene material has the advantages of good insulation property, good chemical stability and the like, and can effectively prolong the service life of the cable.

Preferably, the cushioning layer is made of rubber; the extrusion force that the inside sinle silk of buffering cable received effectively to protect the sinle silk, and then improve the compressive capacity of cable effectively.

Preferably, the corrosion-resistant layer is made of epoxy resin; the corrosion of the cable buried in the soil can be reduced, and the service life of the cable is effectively prolonged.

Preferably, the filler particles are made of glass fibers; the cable core inside can be further protected to the life of extension cable effectively.

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

this kind of resistance to compression type cable, when the cable received the striking or when extrudeing, the buffer layer can cushion outside extrusion force effectively, and then reduced the pressure that the sinle silk received, when the inside sinle silk of cable received the extrusion, the sinle silk can extrude the blotter, through buffer block and the fixed column that blotter one side set up, can further cushion the pressure of the inside sinle silk of cable to further protect the inside sinle silk of cable, and then the life of extension cable.

Drawings

Fig. 1 is a schematic view of a partially enlarged structure of a cable according to the present invention;

FIG. 2 is an enlarged schematic sectional view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a wire core; 2. an insulating layer; 3. a buffer layer; 4. a corrosion resistant layer; 5. fixing the column; 6. filling particles; 7. a buffer block; 8. a cushion pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to 1-3, a resistance to compression molded cable, includes many sinle silks 1, and the outside of sinle silks 1 is provided with insulating layer 2, the outside fixedly connected with buffer layer 3 of insulating layer 2, the outside fixedly connected with corrosion resistant layer 4 of buffer layer 3, and the inside of sinle silks 1 is provided with fixed column 5, and sinle silks 1 are towards one side fixedly connected with blotter 8 of fixed column 5, fixedly connected with buffer block 7 between fixed column 5 and the blotter 8.

The specific working principle and implementation mode are as follows: according to the prior art of the patent No. CN211980257U, the existing cable has poor compression resistance effect, so that when the cable is extruded and collided, the cable is easy to be damaged, and the service life of the cable is shortened; therefore, there are technical problems mentioned in the background art; the above problems can be solved by designing the above scheme; when the cable receives striking or when extrudeing, outside extrusion force can be cushioned effectively to buffer layer 3, and then reduces the pressure that sinle silk 1 received, when the inside sinle silk 1 of cable received the extrusion, sinle silk 1 can extrude blotter 8, through buffer 7 and the fixed column 5 that blotter 8 one side set up, can further cushion the inside sinle silk 1's of cable pressure to further protect the inside sinle silk 1 of cable, and then the life of extension cable.

Further, as shown in fig. 2, the gap between the insulating layer 2 and the wire core 1 is filled with filling particles 6; when the cable received collision, extrusion, the packing granule 6 that the space department was filled between insulating layer 2 and the sinle silk 1 can play fixed effect to sinle silk 1 on the one hand, when preventing that the cable from receiving the striking, inside sinle silk 1 hank together to cause the damage to sinle silk 1, on the other hand can play the effect of buffering to sinle silk 1, thereby the inside sinle silk 1 of protection cable.

Further, as shown in fig. 2 and 3, the buffering pads 8 are arranged in a circular arc shape, and the number of the buffering pads 8 is the same as that of the wire cores 1; circular arc through blotter 8 sets up, can make sinle silk 1 laminate more with the contact surface of blotter 8 to improve the compressive capacity of cable effectively, and then the life of extension cable.

Further, as shown in fig. 2, the group number of buffer block 7 is the same with sinle silk 1's quantity, and be linear array distribution between fixed column 5 and blotter 8, when the cable received the extrusion, inside sinle silk 1 can extrude blotter 8, extrude fixed column 5 and buffer block 7 simultaneously, distribute between fixed column 5 and blotter 8 through buffer block 7 linear array, can disperse sinle silk 1 inward extrusion force effectively, thereby further protect sinle silk 1, improve sinle silk 1's compressive capacity.

Further, as shown in fig. 1, the insulation layer 2 is made of polyethylene, which has the advantages of good insulation property, good chemical stability, etc., so that the service life of the cable can be effectively prolonged by making the insulation layer 2 of polyethylene as the inner layer of the cable.

Further, as shown in fig. 1, the buffer layer 3 is made of rubber, and the rubber has the advantages of large elasticity, non-conductivity and the like, so that the buffer layer 3 of the cable is made of the rubber, and when the cable is impacted, the extrusion force applied to the wire core 1 inside the cable can be effectively buffered, so that the wire core 1 is protected, and the pressure resistance of the cable is effectively improved.

Further, as shown in fig. 1, the corrosion-resistant layer 4 is made of epoxy resin, which has good heat resistance and electrical insulation property, and strong acid and alkali resistance, and since most cables are buried under the ground and the cables are buried in the soil for a long time, the cables inevitably corrode, thereby shortening the service life of the cables, and the corrosion of the cables buried in the soil can be reduced by the corrosion-resistant layer 4 made of epoxy resin, thereby effectively prolonging the service life of the cables.

Further, as shown in fig. 2, the filling particles 6 are made of glass fiber, and the glass fiber has the advantages of high temperature resistance, corrosion resistance, good heat insulation and sound insulation, high tensile strength, good electrical insulation property and the like, so that the filling particles 6 made of the glass fiber are filled in the gap between the insulating layer 2 and the wire core 1, the wire core 1 in the cable can be further protected, and the service life of the cable is effectively prolonged.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a resistance to compression type cable, includes many sinle silk (1), its characterized in that, the outside of sinle silk (1) is provided with insulating layer (2), outside fixedly connected with buffer layer (3) of insulating layer (2), outside fixedly connected with corrosion resistant layer (4) of buffer layer (3), the inside of sinle silk (1) is provided with fixed column (5), sinle silk (1) is towards one side fixedly connected with blotter (8) of fixed column (5), fixedly connected with buffer block (7) between fixed column (5) and blotter (8).

2. The compression resistant cable of claim 1, wherein: filling particles (6) are filled in the gap between the insulating layer (2) and the wire core (1).

3. The compression resistant cable of claim 1, wherein: the buffer pads (8) are arranged in a circular arc mode, and the number of the buffer pads (8) is the same as that of the wire cores (1).

4. The compression resistant cable of claim 1, wherein: the number of the buffer blocks (7) is the same as that of the wire cores (1), and the buffer blocks are distributed between the fixed column (5) and the buffer pad (8) in a linear array.

5. The compression resistant cable of claim 1, wherein: the insulating layer (2) is made of polyethylene.

6. The compression-resistant cable of claim 1, wherein: the buffer layer (3) is made of rubber.

7. The compression resistant cable of claim 1, wherein: the corrosion-resistant layer (4) is made of epoxy resin.

8. The compression resistant cable of claim 2, wherein: the filler particles (6) are made of glass fibers.

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