CN217562294U - High-temperature-resistant flame-retardant coaxial cable - Google Patents
High-temperature-resistant flame-retardant coaxial cable Download PDFInfo
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- CN217562294U CN217562294U CN202221312556.0U CN202221312556U CN217562294U CN 217562294 U CN217562294 U CN 217562294U CN 202221312556 U CN202221312556 U CN 202221312556U CN 217562294 U CN217562294 U CN 217562294U
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Abstract
The utility model discloses a high temperature resistant fire-retardant coaxial cable belongs to cable technical field. The utility model provides a high temperature resistant fire-retardant coaxial cable, includes the heat conduction core, the cover is established and is installed the adapter sleeve outside the heat conduction core, the adapter sleeve outer wall is provided with the wall area that the equidistance was arranged, separate and install first cable and second cable between the area absolutely, be provided with the heat-resistant cover between first cable and the second cable, separate disconnected area and keep away from heat conduction core one end and install the heat conduction cover, heat conduction cover outside cover is established and is installed the tighrening ring. The utility model discloses rational in infrastructure, through holistic structure setting, separate through the wall area between the cable, avoid the heat to gather each other to with the heat conduction core and the outside heat conduction cover at the heat transfer of cable inside middle part, heat conduction core and heat conduction cover can be with the heat dispersion of joint position to whole cable, and can be timely through the heat dissipation cover give off the heat in the outside atmosphere, conduct the heat of joint position and give off, avoid connecting overheated.
Description
Technical Field
The utility model relates to the technical field of cables, more specifically say, relate to a high temperature resistant fire-retardant coaxial cable.
Background
In order to transmit a high-frequency signal through a transmission path, a coaxial cable is used for an endoscope cable, a signal cable, a notebook computer, a robot control signal line, and the like. Miniaturization of electronic devices has progressed and improved handling of cables is required, with coaxial cables of finer diameter and flexibility.
In order to improve high temperature resistant characteristic, set up the fire-retardant cover of high temperature resistant outside the wire mostly, when external temperature did highly, can carry out effectual protection, but along with the popularization of high-speed charging, the operation of charging of big voltage heavy current, the joint position of cable can generate heat because of resistance to unable in time giving off, lead to the heat-labile component in cable joint position to be because of high temperature melts the adhesion, influence life.
In view of this, we propose a high temperature resistant flame retardant coaxial cable.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
An object of the utility model is to provide a high temperature resistant fire-retardant coaxial cable to it does not carry out effectual protection to put forward the joint that current cable generates heat because of resistance in solving above-mentioned background art, leads to the overheated impaired problem in cable joint position.
2. Technical scheme
A high-temperature-resistant flame-retardant coaxial cable comprises a heat conducting core, wherein a connecting sleeve is sleeved outside the heat conducting core, the outer wall of the connecting sleeve is provided with partition belts which are arranged at equal intervals, a first cable and a second cable are arranged between the partition belts, a heat-resistant sleeve is arranged between the first cable and the second cable, one end, far away from the heat conducting core, of each partition belt is provided with a heat conducting sleeve, and a fastening ring is sleeved outside the heat conducting sleeve;
the heat conducting core is connected with the joint, the joint and the cable heat close to the joint are transmitted to the connecting sleeve and are dispersed on the partition belt, and the heat at the joint is dispersed on the whole cable by the partition belt matched with the heat conducting sleeve, so that heat dispersion is carried out, and local overheating is avoided.
Preferably, cable leather is sleeved on the outer sides of the first cable and the second cable respectively, the first cable and the second cable are arranged spirally, and the rotation direction of the partition belt is consistent with that of the first cable;
the cable leather outside first cable and second cable guarantees the electrical isolation, and first cable and second cable spiral setting can guarantee that the assembly is inseparable between the cable, avoids being heated the inflation and leads to loosely.
Preferably, the number of the partition belts is three, and included angles among the three partition belts are all one hundred twenty degrees;
the isolation belt can trisect the cable, so that more contact isolation belts of the cable are contacted, the isolation belts transmit heat to the heat conduction core and the heat conduction sleeve, the heat conduction areas of the cable and the heat conduction core are increased, and the heat unknown to the joint is fully transmitted to the whole cable.
Preferably, a tightening sleeve is sleeved on the outer side of the heat conduction sleeve, and the rotation direction of the tightening sleeve is opposite to that of the partition belt;
the tightening sleeve can wind and tighten the partition tape reel, the screwing direction of the tightening sleeve is opposite to that of the partition tape, and the cable can be prevented from being twisted due to spiral winding.
Preferably, the heat dissipation sleeve is sleeved outside the tightening sleeve, and the tightening rings are arranged outside the heat dissipation sleeve at equal intervals;
the whole cable is used as a radiator to increase the heat dissipation area, the heat dissipation sleeve is arranged outside the tightening sleeve, the heat dissipation sleeve adopts a good thermal conductor, and the heat of the cable and the tightening sleeve is absorbed into the heat dissipation sleeve to be fully dissipated.
Preferably, the heat dissipation sleeve comprises a first spiral wire and a second spiral wire, the rotating direction of the first spiral wire is opposite to that of the second spiral wire, the rotating diameters of the first spiral wire and the second spiral wire are the same, and the first spiral wire and the second spiral wire are integrally arranged;
the first spiral wire and the second spiral wire are opposite in rotating direction, gaps can be mutually compensated, the contact area is large, the inner heat is fully transmitted to the outer sleeve, and the heat dissipation effect is guaranteed.
Preferably, a shielding structure is sleeved outside the fastening ring, the shielding structure comprises a first shielding belt, a second shielding belt and a third shielding belt, the first shielding belt, the second shielding belt and the third shielding belt are arranged in an annular array with the circle center of the fastening ring as the center, and the first shielding belt, the second shielding belt and the third shielding belt are coiled in a laminated manner;
the shielding structure in the fastening ring outside adopts the foil, plays the signal of telecommunication shielding effect, prevents that unsmooth change between the fastening ring from leading to coiling the gap that appears, adopts the shielding area that the angle differed one hundred twenty degrees between three extreme points to coil and constitutes a whole housing, guarantees to fold each other and presses the gap that appears when avoiding crooked.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
1. the utility model discloses a holistic structure setting is separated through the wall area between the cable, avoids the heat to gather each other to with the heat transfer of cable inside to the heat conduction core at middle part and outside heat conduction cover, heat conduction core and heat conduction cover can be with the heat dispersion of joint position to whole cable in, and can be timely through the heat dissipation cover give off the heat in the outside atmosphere, conduct the heat of joint position and give off, avoid connecting overheated.
2. The utility model discloses a holistic structure sets up, and inside cable spiral sets up, closely coils, establishes soon to opposite tightening up the cover at cable outside cover, guarantees that the cable combines closely, and positive and negative inseparable combination prevents that cable self from taking place to twist reverse, can not disperse the inflation because of rising temperature simultaneously for the use of cable self is stable, and tightening up the cover and setting up the heat dissipation cover, the heat dissipation cover guarantees during the heat of cable distributes the air.
Drawings
FIG. 1 is a left side schematic view of the overall structure of the present invention;
fig. 2 is a schematic diagram of the position of the shielding structure of the present invention;
FIG. 3 is a schematic cross-sectional view of the tightening sleeve of the present invention;
fig. 4 is a schematic structural view of the heat dissipation sleeve of the present invention.
The numbering in the figures illustrates: an outer sleeve 1; a fastening ring 2; a tightening sleeve 3; a first cable 4; a separator belt 5; a heat conductive core 6; a connecting sleeve 7; a second cable 8; a cable sheath 9; a heat-resistant jacket 10; a heat dissipation sleeve 11; a welding sleeve 12; a shielding structure 13; a first spiral wire 111; a second spiral wire 112; a first shielding tape 131; a second shielding tape 132; and a third shielding tape 133.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like, are to be interpreted broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention provides two technical solutions:
the first embodiment is as follows:
the utility model provides a high temperature resistant fire-retardant coaxial cable, includes heat conduction core 6, and 6 outside covers of heat conduction core are established and are installed adapter sleeve 7, and 7 outer walls of adapter sleeve are provided with the wall area 5 that the equidistance was arranged, cut off and install first cable 4 and second cable 8 between taking 5, are provided with heat-resisting cover 10 between first cable 4 and the second cable 8, and heat conduction cover 12 is installed to 6 one end of heat conduction core far away from in the wall area 5, and the tighrening ring 2 is established to the cover in the 12 outsides of heat conduction cover.
Specifically, the cable leather 9 is respectively sleeved and installed on the outer sides of the first cable 4 and the second cable 8, the first cable 4 and the second cable 8 are spirally arranged, and the separation belt 5 is spirally consistent with the first cable 4.
Furthermore, three partition belts 5 are arranged, and included angles among the three partition belts 5 are all one hundred twenty degrees.
It is worth to be noted that the tightening sleeve 3 is sleeved outside the heat conducting sleeve 12, and the rotation direction of the tightening sleeve 3 is opposite to that of the separation belt 5.
In order to avoid local overheating of the connector, the heat conducting core 6 is connected with the connector, the connector and the cable heat close to the connector are transmitted to the connecting sleeve 7 and are dispersed to the partition belt 5, the partition belt 5 is matched with the heat conducting sleeve 12 to disperse the heat of the connector to the whole cable, heat dispersion is carried out, local overheating is avoided, the cable skin 9 on the outer sides of the first cable 4 and the second cable 8 guarantees electrical isolation, the first cable 4 and the second cable 8 are spirally arranged to guarantee tight assembly between the cables and avoid loosening caused by thermal expansion, the partition belt 5 can divide the cables into three equal parts, more contact of the cables can be made with the partition belt 5, the partition belt 5 transmits the heat to the heat conducting core 6 and the heat conducting sleeve 12, the heat conducting area of the cables and the heat conducting core 6 is increased, the heat unknown to the whole cable is fully transmitted to the connector, the tightening sleeve 3 can wind and tighten the partition belt 5, the tightening sleeve 3 is opposite in the rotating direction to the partition belt 5, and self-twisting of the cables caused by spiral winding can be avoided.
Example two:
the utility model provides a high temperature resistant fire-retardant coaxial cable, includes heat conduction core 6, and 6 outside covers of heat conduction core are established and are installed adapter sleeve 7, and 7 outer walls of adapter sleeve are provided with the wall area 5 that the equidistance was arranged, cut off and install first cable 4 and second cable 8 between taking 5, are provided with heat-resisting cover 10 between first cable 4 and the second cable 8, and heat conduction cover 12 is installed to 6 one end of heat conduction core far away from in the wall area 5, and the tighrening ring 2 is established to the cover in the 12 outsides of heat conduction cover.
It is worth noting that the heat dissipation sleeve 11 is sleeved outside the tightening sleeve 3, and the fastening rings 2 are arranged at equal intervals outside the heat dissipation sleeve 11.
In addition, the heat dissipating sleeve 11 includes a first spiral wire 111 and a second spiral wire 112, the direction of rotation of the first spiral wire 111 is opposite to the direction of rotation of the second spiral wire 112, the diameters of the first spiral wire 111 and the second spiral wire 112 are the same, and the first spiral wire 111 and the second spiral wire 112 are integrally disposed.
It has to be said that, the outer side of the fastening ring 2 is sleeved with the shielding structure 13, the shielding structure 13 includes a first shielding tape 131, a second shielding tape 132 and a third shielding tape 133, the first shielding tape 131, the second shielding tape 132 and the third shielding tape 133 are annularly arrayed around the center of the fastening ring 2, and the first shielding tape 131, the second shielding tape 132 and the third shielding tape 133 are stacked and coiled.
For avoiding cable self to be heated the influence and stably use, improve heat radiating area as the radiator with whole cable, heat radiating sleeve 11 is installed in the tight cover 3 outsides of receipts, heat radiating sleeve 11 adopts hot good conductor, absorb the heat of cable and tight cover 3 position in heat radiating sleeve 11, fully give off, the soon to opposite of first spiral filament 111 and second spiral filament 112, can the mutual compensation clearance, guarantee that area of contact is big, guarantee that the abundant transmission of inside heat is to overcoat 1 position, guarantee the radiating effect, the shielding structure 13 in the tighrening ring 2 outside adopts the foil, play the signal of telecommunication shielding effect, prevent that unsmooth change between the tighrening ring 2 from leading to coiling the appearance gap, adopt the shielding tape that the angle differed by one hundred twenty degrees between the three endpoints to coil and form a whole shielding sleeve, guarantee to fold each other and press the gap to appear when avoiding crooked.
The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A high temperature resistant flame retardant coaxial cable comprising a thermally conductive core (6), characterized in that: heat conduction core (6) outside cover is established and is installed adapter sleeve (7), adapter sleeve (7) outer wall is provided with wall area (5) that the equidistance was arranged, separate and install first cable (4) and second cable (8) between taking (5), be provided with heat-resistant cover (10) between first cable (4) and second cable (8), separate and take (5) to keep away from heat conduction core (6) one end absolutely and install heat conduction cover (12), heat conduction cover (12) outside cover is established and is installed tighrening ring (2).
2. The high temperature resistant flame retardant coaxial cable of claim 1, wherein: first cable (4) and second cable (8) outside are overlapped respectively and are established cable leather (9), first cable (4) and second cable (8) spiral setting, separate disconnected area (5) and revolve to unanimous with first cable (4).
3. The high temperature resistant flame retardant coaxial cable of claim 2, wherein: the number of the partition belts (5) is three, and included angles between every two partition belts (5) are one hundred twenty degrees.
4. The high temperature resistant flame retardant coaxial cable of claim 3, wherein: the heat conduction sleeve (12) is sleeved with a tightening sleeve (3) on the outer side, and the screwing direction of the tightening sleeve (3) is opposite to that of the partition belt (5).
5. The high temperature resistant flame retardant coaxial cable of claim 4, wherein: tighten up cover (3) outside cover and establish and install heat dissipation cover (11), tighrening ring (2) equidistance is arranged in the heat dissipation cover (11) outside.
6. The high temperature resistant flame retardant coaxial cable of claim 5, wherein: the heat dissipation sleeve (11) comprises a first spiral wire (111) and a second spiral wire (112), the rotating direction of the first spiral wire (111) is opposite to the rotating direction of the second spiral wire (112), the rotating diameters of the first spiral wire (111) and the second spiral wire (112) are the same, and the first spiral wire (111) and the second spiral wire (112) are integrally arranged.
7. The high temperature resistant flame retardant coaxial cable of claim 6, wherein: fastening ring (2) outside cover is equipped with shielding structure (13), shielding structure (13) include first shielding area (131), second shielding area (132) and third shielding area (133), first shielding area (131), second shielding area (132) and third shielding area (133) use fastening ring (2) centre of a circle as central annular array, first shielding area (131), second shielding area (132) and third shielding area (133) range upon range of coiling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221312556.0U CN217562294U (en) | 2022-05-30 | 2022-05-30 | High-temperature-resistant flame-retardant coaxial cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221312556.0U CN217562294U (en) | 2022-05-30 | 2022-05-30 | High-temperature-resistant flame-retardant coaxial cable |
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| CN217562294U true CN217562294U (en) | 2022-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221312556.0U Active CN217562294U (en) | 2022-05-30 | 2022-05-30 | High-temperature-resistant flame-retardant coaxial cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116031827A (en) * | 2023-02-16 | 2023-04-28 | 营东电缆有限公司 | Heat-dissipation fireproof cable and manufacturing process thereof |
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2022
- 2022-05-30 CN CN202221312556.0U patent/CN217562294U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116031827A (en) * | 2023-02-16 | 2023-04-28 | 营东电缆有限公司 | Heat-dissipation fireproof cable and manufacturing process thereof |
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