CN217562295U

CN217562295U - Mining high-reliability explosion-proof communication cable

Info

Publication number: CN217562295U
Application number: CN202221643532.3U
Authority: CN
Inventors: 张业青; 张建军; 张丹丹
Original assignee: Anhui Yingjiehua Electric Co ltd
Current assignee: Anhui Yingjiehua Electric Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-10-11
Anticipated expiration: 2032-06-29

Abstract

The utility model discloses a mining high reliability explosion-proof communication cable relates to mining cable field. The cable comprises a cable core, a fastening inner layer and a protection outer layer, wherein the fastening inner layer and the protection outer layer are used for fixing the cable core; the cable core comprises a power wire core, a plurality of communication wire cores and an insulation filling inner core; the fastening inner layer is sleeved on the outer wall of the cable core and comprises a fastening rubber sleeve and a plurality of fixing strips; the outer layer of protection is established at the outer wall of fastening inlayer, and the outer layer of protection includes rubber explosion-proof layer, is used for the radiating insulating heat-conducting layer of cable core and heat-sink shell. The utility model discloses a, through the setting of fastening inlayer, it is fixed to utilize the fastening gum cover to accomplish separately of power sinle silk and a plurality of communication sinle silk in the cable core, and cooperation fastening gum cover is provided with the fixed strip simultaneously, can buckle and when winding the use at the cable through this structure, maintains the completion of fastening gum cover structure to this can accomplish its separately fixedly to the cable core steadily, ensures the stability of cable use.

Description

Mining high-reliability explosion-proof communication cable

Technical Field

The utility model relates to a mining cable technical field specifically is a mining high reliability explosion-proof communication cable.

Background

Communication cables are generally cables for transmitting communication electric signals, and some mining communication cables are required to have reliability and explosion resistance.

Most of the existing cables are composed of an explosion-proof outer layer and cable cores, the explosion-proof outer layer is wrapped on the outer portion of the cable cores to form a complete cable, the explosion-proof outer layer and the cable cores of the cables are wrapped more precisely, the cable cores are not stably fixed in the positions of the cable cores in the filling process, the cable cores are difficult to avoid heating under the high-load use, if the cables do not have a good heat dissipation function, the cable cores are heated to influence the use, and the cable cores are fixedly filled with stable inner cores, so that when the cable cores are bent or rolled for use, the cable cores are easily twisted together, and the normal use of the cable is influenced.

Based on the existing problems, it is necessary to provide an explosion-proof communication cable with high reliability for mining.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model discloses a mining high reliability explosion-proof communication cable to the cable core that provides does not have the inlayer fixed and not good radiating problem in solving above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a mining high-reliability explosion-proof communication cable comprises: the cable comprises a cable core, a fastening inner layer and a protective outer layer, wherein the fastening inner layer and the protective outer layer are used for fixing the cable core;

the cable core comprises a power supply wire core, a plurality of communication wire cores and an insulation filling inner core;

the fastening inner layer is sleeved on the outer wall of the cable core and comprises a fastening rubber sleeve and a plurality of shape fixing strips;

the outer protection layer is sleeved on the outer wall of the inner fastening layer and comprises a rubber explosion-proof layer, an insulating heat-conducting layer for cable core heat dissipation and a heat-absorbing layer.

Preferably, the middle part of the insulating inner core of packing is run through and is seted up and place logical groove, the power sinle silk interlude sets up and is being placed logical inslot, a plurality of first half arc draw-in grooves have been seted up to the outer wall of insulating inner core of packing, and is a plurality of one side of communication sinle silk cup joints respectively in a plurality of first half arc draw-in grooves.

Preferably, the middle part of insulating packing inner core, and the avris that is located and places logical groove encircle to have seted up a plurality of logical grooves that alternate, and are a plurality of it is provided with the heat conduction stick all to alternate in the logical groove to alternate, insulating packing inner core's inside, and run through first semi-arc draw-in groove respectively and alternate logical groove and seted up a plurality of heat conduction through-holes.

Preferably, the heat absorbing layer is sleeved on the outer wall of the fastening rubber sleeve, the insulating heat conducting layer is sleeved on the outer wall of the heat absorbing layer, and the rubber explosion-proof layer is sleeved on the outer wall of the insulating heat conducting layer.

Preferably, the inner wall of the fastening rubber sleeve is provided with a plurality of second half-arc clamping grooves and a plurality of fixing grooves, the other sides of the plurality of communication wire cores are respectively sleeved in the plurality of second half-arc clamping grooves, and the plurality of solid strips are respectively fixedly sleeved in the plurality of fixing grooves.

Preferably, the outer wall of power sinle silk and a plurality of communication sinle silk all sets up to insulating rubber sleeve, the inside of power sinle silk and a plurality of communication sinle silk all is provided with a plurality of copper lines.

The utility model discloses a mining high reliability explosion-proof communication cable, its beneficial effect who possesses as follows:

1. the utility model discloses a, through the setting of fastening inlayer, it is fixed to utilize the fastening gum cover to accomplish separately of power sinle silk and a plurality of communication sinle silk in the cable core, and cooperation fastening gum cover is provided with the fixed strip simultaneously, can buckle and when winding the use at the cable through this structure, maintains the completion of fastening gum cover structure to this can accomplish its separately fixedly to the cable core steadily, ensures the stability of cable use.

2. The utility model discloses a, through the setting of insulating heat-conducting layer and heat-sink shell, utilize two structures to absorb the guide and discharge the heat that the cable core produced in the use to this protection cable core uses under stable temperature, ensures the stability that whole cable used.

Drawings

Fig. 1 is a schematic view of the cable structure of the present invention;

fig. 2 is a plan view of the cable cross section of the present invention.

In the figure: 1. a rubber explosion-proof layer; 2. an insulating heat-conducting layer; 3. a heat absorbing layer; 4. fastening a rubber sleeve; 5. insulating the filled inner core; 501. a thermally conductive via; 6. a power supply wire core; 7. a communication wire core; 8. a heat conducting rod; 9. and (5) fixing the strip.

Detailed Description

The embodiment of the utility model discloses explosion-proof communication cable of mining high reliability, as shown in fig. 1-2, include: the cable comprises a cable core, a fastening inner layer and a protection outer layer, wherein the fastening inner layer and the protection outer layer are used for fixing the cable core;

the cable core comprises a power wire core 6, a plurality of communication wire cores 7 and an insulation filling inner core 5;

the outer walls of the power wire core 6 and the plurality of communication wire cores 7 are respectively provided with an insulating rubber sleeve, and the inner parts of the power wire core 6 and the plurality of communication wire cores 7 are respectively provided with a plurality of copper wires;

the diameter of the power core 6 is one half and five times of the diameter of the communication core 7, because the power core 6 needs to bear more power current to pass through, the plurality of communication cores 7 are divided into two parts, one part is used for communication signal transmission, and the other part is used for control signal transmission.

A placing through groove is formed in the middle of the insulating and filling inner core 5 in a penetrating manner, the power supply wire core 6 is arranged in the placing through groove in a penetrating manner, a plurality of first semi-arc clamping grooves are formed in the outer wall of the insulating and filling inner core 5, and one sides of the communication wire cores 7 are respectively sleeved in the plurality of first semi-arc clamping grooves;

insulating inner core 5 of filling is transparent rubber material preparation, and the texture is soft, can buckle along with wrench movement, is used for surrounding the clamp to decide communication sinle silk 7 through first half arc draw-in groove and the half arc draw-in groove of second.

Insulating middle part of filling inner core 5, and the avris that is located to place logical groove encircles and has seted up a plurality of interlude and lead to the groove, and a plurality of interlude lead to the inslot all interlude and be provided with heat conduction rod 8, and insulating inside of filling inner core 5, and run through first semi-arc draw-in groove respectively and interlude logical groove and seted up a plurality of heat conduction through-holes 501.

The fastening inner layer is sleeved on the outer wall of the cable core and comprises a fastening rubber sleeve 4 and a plurality of solid strips 9;

a plurality of second half-arc clamping grooves and a plurality of fixed grooves are formed in the inner wall of the fastening rubber sleeve 4, the other sides of the communication wire cores 7 are respectively sleeved in the second half-arc clamping grooves, and the solid strips 9 are respectively fixedly sleeved in the fixed grooves.

The outer protection layer is sleeved on the outer wall of the inner fastening layer and comprises a rubber explosion-proof layer 1, an insulating heat-conducting layer 2 for cable core heat dissipation and a heat-absorbing layer 3;

the outer wall of fastening gum cover 4 is established to the heat-absorbing shell 3 cover, and the outer wall of heat-absorbing shell 3 is established to insulating heat-conducting layer 2 cover, and the outer wall of insulating heat-conducting layer 2 is established to rubber explosion-proof layer 1 cover.

The working principle is as follows: refer to fig. 1 and 2;

when using this cable, the power sinle silk 6 that utilizes the middle part carries out the supply of electric power and switches on, accomplishes the control and the transmission of signal through a plurality of communication sinle silks 7, and in the use of cable high load, power sinle silk 6 and communication sinle silk 7 can generate heat, and these heats are dispersed to fastening gum cover 4 department through heat conduction through-hole 501, then absorb by heat-absorbing layer 3 and insulating heat-conducting layer 2 and diverge.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an explosion-proof communication cable of mining high reliability which characterized in that includes: the cable comprises a cable core, a fastening inner layer and a protection outer layer, wherein the fastening inner layer and the protection outer layer are used for fixing the cable core;

the cable core comprises a power wire core (6), a plurality of communication wire cores (7) and an insulation filling inner core (5);

the inner fastening layer is sleeved on the outer wall of the cable core and comprises a fastening rubber sleeve (4) and a plurality of solid strips (9);

the outer layer of the protection is sleeved on the outer wall of the inner fastening layer and comprises a rubber explosion-proof layer (1), an insulating heat-conducting layer (2) for heat dissipation of the cable core and a heat-absorbing layer (3).

2. The mining high-reliability explosion-proof communication cable according to claim 1, characterized in that: the middle part of insulating inner core (5) of packing runs through and has seted up and place logical groove, power sinle silk (6) alternate the setting and are being placed logical inslot, a plurality of first half arc draw-in grooves have been seted up to the outer wall of insulating inner core (5) of packing, and is a plurality of one side of communication sinle silk (7) is cup jointed respectively in a plurality of first half arc draw-in grooves.

3. The mining high-reliability explosion-proof communication cable according to claim 2, characterized in that: the middle part of insulating inner core (5) of filling, and be located and place the avris that leads to the groove and encircle and have seted up a plurality of interlude and lead to the groove, it is a plurality of the interior logical inslot of interlude all alternates and is provided with heat conduction stick (8), the inside of insulating inner core (5) of filling just runs through first semi-arc draw-in groove respectively and alternates and lead to the groove and seted up a plurality of heat conduction through-holes (501).

4. The mining high-reliability explosion-proof communication cable according to claim 1, characterized in that: the heat absorption layer (3) is sleeved on the outer wall of the fastening rubber sleeve (4), the insulating heat conduction layer (2) is sleeved on the outer wall of the heat absorption layer (3), and the rubber explosion-proof layer (1) is sleeved on the outer wall of the insulating heat conduction layer (2).

5. The mining high-reliability explosion-proof communication cable according to claim 1, characterized in that: the inner wall of the fastening rubber sleeve (4) is provided with a plurality of second half-arc clamping grooves and a plurality of fixing grooves, the other sides of the communication wire cores (7) are respectively sleeved in the second half-arc clamping grooves, and the fixing strips (9) are respectively fixedly sleeved in the fixing grooves.

6. The mining high-reliability explosion-proof communication cable according to claim 1, characterized in that: the outer wall of power sinle silk (6) and a plurality of communication sinle silk (7) all sets up to insulating rubber sleeve, the inside of power sinle silk (6) and a plurality of communication sinle silk (7) all is provided with a plurality of copper lines.