CN213183713U - High and low temperature resistant signal cable - Google Patents
High and low temperature resistant signal cable Download PDFInfo
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- CN213183713U CN213183713U CN202021916490.7U CN202021916490U CN213183713U CN 213183713 U CN213183713 U CN 213183713U CN 202021916490 U CN202021916490 U CN 202021916490U CN 213183713 U CN213183713 U CN 213183713U
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Abstract
The utility model discloses a high and low temperature resistant signal cable, which comprises a cable jacket, wherein three cable cores are arranged in the center of the inner cavity of the cable jacket, the three cable cores are tangent to each other, the outer sides of the circumferences of the three cable cores are tangent to the circumferential side wall of the inner cavity of the cable jacket, the inner cavity of the cable jacket between two adjacent cable cores is provided with a neutral reinforcing wire, the inner side wall of the inner cavity of the cable jacket is provided with a heat-conducting silica gel layer, a plurality of groups of heat-conducting silica gel sheets are arranged on the circumferential side wall of the heat-conducting silica gel layer, the heat-conducting silica gel sheets penetrate through the outer sides of the circumferences of the cable jacket and extend out, the upper end and the lower end of the inner cavity of the heat-conducting silica gel layer are provided with heating wires, the heating wires are electrically connected with an external power generation device, the, the cable core can be always maintained at normal temperature, and the signal transmission is not influenced.
Description
Technical Field
The utility model relates to the technical field of cables, concretely relates to resistant high low temperature signal cable.
Background
Cables are generally rope-like cables made by stranding several or groups of conductors (at least two in each group), each group being insulated from each other and often twisted around a center, the entire outer surface being coated with a highly insulating coating. The cable has the characteristics of internal electrification and external insulation, the signal cable is used for transmitting signals, and the signal cable can generate certain heat due to the fact that current passes through the signal cable in the transmission process, so that the cable is required to adapt to the characteristics of high temperature and low temperature.
The utility model discloses a high and low temperature resistant composite signal cable, which is disclosed in the prior patent No. CN 201829226U, comprising a high polymer silicon material extruded outer insulating cover arranged along the line length direction of the signal cable, a silver-plated woven copper mesh layer arranged along the line length direction of the signal cable, an inner insulating cover and a conductor arranged along the line length direction of the signal cable and extruded by a high polymer polytetrafluoroethylene material, the inner insulating cover is coated with a silver-plated conductor along the line length direction of the signal cable, the silver-plated woven copper mesh layer is coated with an inner insulating cover along the line length direction of the signal cable, the outer insulating cover is coated with a silver-plated woven copper mesh layer along the line length direction of the signal cable, the surface of the silver-plated woven copper mesh layer is provided with a silver plating layer, the surface of the conductor is provided with a silver plating layer, the flexibility of the signal cable is good, the signal cable can be arbitrarily bent without damage, the signal cable has stronger anti-interference ability and, the signal is prevented from being attenuated, the signal cable can be used for carrying out remote transmission operation in high-temperature and low-temperature environments, however, the applicant thinks that the signal cable in the application can generate certain heat due to the fact that current passes through the signal cable in the transmission process, the heat can not be discharged in time, the heat is excessively gathered, the cable core can be damaged, and under the condition that the temperature is low in winter, the temperature of the cable is low, the outer sheath of the cable is prone to cracking, the cable is exposed, and the signal transmission is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a resistant high low temperature signal cable to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a high and low temperature resistant signal cable comprises a cable jacket, three cable cores are arranged at the center of an inner cavity of the cable jacket, the three cable cores are tangent with each other, the outer sides of the circumferences of the three cable cores are tangent with the circumferential side wall of the inner cavity of the cable jacket, the inner cavity of the cable jacket between every two adjacent cable cores is provided with a neutral reinforcing wire, the inner side wall of the inner cavity of the cable jacket is provided with a heat-conducting silica gel layer, the circumferential outer side wall of the heat-conducting silica gel layer is provided with a plurality of groups of heat-conducting silica gel sheets, the heat-conducting silica gel sheet penetrates through the outer side of the circumference of the cable jacket and extends out, the upper end and the lower end of the inner cavity of the heat-conducting silica gel layer are respectively provided with a heating wire, the heating wire is electrically connected with external power generation equipment, the inner cavity of the heat-conducting silica gel layer is provided with a cooling pipe, and the cooling pipe is communicated with water inlet equipment, the top of the cooling pipe is connected with a water inlet pipe, and the bottom of the cooling pipe is connected with a water outlet pipe.
Preferably, the cable jacket outside the circumference of the heat-conducting silica gel layer is provided with a heat-insulating layer, and the heat-insulating layer is penetrated through by the heat-conducting silica gel layer, so that the heat-insulating effect can be achieved, and the temperature on the cable core is leveled with the temperature of the external environment.
Preferably, the circumference outside parcel of cable core has the insulating layer, the inner chamber of insulating layer has been seted up several groups of air vents, can play insulation shielding's effect like this, has reduced the signal interference between the cable core, and the air vent has also accelerated thermal the giving off simultaneously.
Preferably, the elastic reinforcing ribs are arranged at the center surrounded by the three cable cores and are tangent to the outer sides of the circumferences of the three insulating layers, so that the tensile resistance of the cable can be improved.
Preferably, the outer tangent connecting lines of the three cable cores form an equilateral triangle, and the included angle between two adjacent cable cores is 120 degrees, so that the limiting and fixing of the cable cores are facilitated, and meanwhile, the contact area between the cable cores and the cable jacket is reduced, and the heat dissipation efficiency is improved.
Preferably, the cooling tube is the heliciform setting in heat conduction silica gel layer, adjacent two the intercommunication has the honeycomb duct between the cooling tube, and the heat that not only makes each position on heat conduction silica gel layer like this all is taken away by the cooling water, and the cooling of each position on heat conduction silica gel layer is even moreover, and the local high temperature of heat conduction silica gel layer or heat conduction silica gel layer local do not obtain refrigerated phenomenon can not appear to the cooling effect has been improved.
Preferably, the spiral cooling pipe is provided with a drying layer on the inner side, so that liquefied water can be absorbed, and the possibility of the cable core being damaged by moisture is reduced.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a high low temperature resistant signal cable passes through the heat conduction silica gel piece and is connected with the heat conduction silica gel layer and extend to the cable outside, heat conduction silica gel layer and the first heat conduction silica gel piece have higher coefficient of heat conductivity, when the high temperature, to carrying the cooling water in the cooling tube, the heat on the cooling water will heat conduction silica gel layer is taken away, the heat conduction silica gel piece takes place heat conduction with the air and discharges the heat, thereby avoid the outer jacket high temperature, when external environment temperature is lower, thereby the heater strip circular telegram produces the heat, the heat that the heater strip produced is on the heat conduction silica gel conduction cable core, it is in under the normal atmospheric temperature to maintain the cable core, no matter external environment temperature is high or low, the cable core is maintained under the normal atmospheric temperature always, the transmission of.
Two, the utility model discloses a high low temperature resistant signal cable passes through circumscribed line of cable core and constitutes an equilateral triangle shape, and contained angle between two adjacent cable cores is 120, at the neutral enhancement line that sets up in the outside of two cable cores that link to each other, can regard as the barrier layer of cable core on the one hand, has reduced the area of contact between cable core and the cable overcoat to improved the radiating efficiency, on the other hand the neutral enhancement line is with the pulling force when bearing the cable motion from the cable is inside, the tensile strength of the cable core of improvement cable.
Drawings
FIG. 1 is a front view of the overall structure of the present invention;
FIG. 2 is a schematic view of the cooling tube structure of the present invention;
in the figure, 1-cable jacket; 2-a cable core; 3-heat conducting silica gel layer; 4-an insulating layer; 5-heat conducting silica gel sheet; 6-heating wires; 7-water inlet pipe; 8-neutral reinforcing wire; 9-elastic reinforcing ribs; 10-an insulating layer; 11-a vent hole; 12-a cooling tube; 13-a flow guide pipe; 14-a water outlet pipe; 15-drying the layer.
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.
Referring to fig. 1-2, an embodiment of the present invention is provided.
Example one
A high and low temperature resistant signal cable comprises a cable jacket 1, three cable cores 2 are arranged at the center of an inner cavity of the cable jacket 1, the three cable cores 2 are tangent to each other, the outer sides of the circumferences of the three cable cores 2 are tangent to the circumferential side wall of the inner cavity of the cable jacket 1, neutral reinforcing wires 8 are arranged in the inner cavity of the cable jacket 1 between every two adjacent cable cores 2, a heat-conducting silica gel layer 3 is arranged on the inner side wall of the inner cavity of the cable jacket 1, a heat-insulating layer 4 is arranged on the cable jacket 1 outside the circumference of the heat-conducting silica gel layer 3, the heat-insulating layer 4 is penetrated by the heat-conducting silica gel layer 5, the heat-insulating effect can be achieved, the temperature on the cable cores 2 is flush with the temperature of the external environment, a plurality of groups of heat-conducting silica gel layers 5 are arranged on the circumferential outer side wall of the heat-, and heater strip 6 and outer power generation facility electric connection, the inner chamber of heat conduction silica gel layer 3 is provided with cooling tube 12, cooling tube 12 is the heliciform setting in heat conduction silica gel layer 3, be provided with dry layer 15 on the inboard of heliciform cooling tube 12, can absorb liquefied moisture like this, thereby the possibility that cable core 2 wet the damage has been reduced, the intercommunication has honeycomb duct 13 between two adjacent cooling tubes 12, so not only make the heat of each position of heat conduction silica gel layer 3 all taken away by the cooling water, and the cooling of each position of heat conduction silica gel layer 3 is even, the phenomenon that heat conduction silica gel layer 3 local high temperature or heat conduction silica gel layer 3 part does not obtain the cooling can not appear, thereby improved the cooling effect, and cooling tube 12 and the equipment intercommunication of intaking, cooling tube 12 top is connected with inlet tube 7, cooling tube 12 bottom is connected with outlet pipe 14.
Example two
The difference between the second embodiment and the first embodiment lies in that the insulating layer 10 is wrapped on the outer side of the circumference of the cable core 2, the plurality of groups of air holes 11 are formed in the inner cavity of the insulating layer 10, so that the insulating and shielding effect can be achieved, the signal interference between the cable cores 2 is reduced, meanwhile, the heat emission is accelerated by the air holes 11, the elastic reinforcing ribs 9 are arranged at the center positions surrounded by the three cable cores 2, and the elastic reinforcing ribs 9 are tangent to the outer side of the circumference of the three insulating layers 10, so that the tensile resistance of the cable can be improved, the outer tangent line connecting lines of the three cable cores 2 form an equilateral triangle shape, the included angle between the two adjacent cable cores 2 is 120 degrees, so that the limiting and fixing of the cable cores 2 are facilitated, meanwhile, the contact area between the cable cores 2.
The working principle is as follows: the cable core 2 becomes hot after being transmitted for a period of time, or the cable needs to be cooled when the temperature is higher in summer, when the temperature is too high, cooling water is conveyed into the cooling pipes 12 through the water inlet pipe 7, the cooling water is discharged and circulated through the water outlet pipe 14, the cooling pipes 12 are spirally arranged in the heat conduction silica gel layer 3, and the guide pipe 13 is communicated between every two adjacent cooling pipes 12, so that the heat at each position of the heat conduction silica gel layer 3 is taken away by the cooling water, the positions of the heat conduction silica gel layer 3 are uniformly cooled, the heat conduction silica gel layer 5 conducts heat with air to discharge the heat, the phenomenon that the local temperature of the heat conduction silica gel layer 3 is too high or the local part of the heat conduction silica gel layer 3 is not cooled is avoided, the cooling effect is improved, the temperature of the cable core 2 is prevented from being too high, the neutral reinforcing wire 8 can be used as a barrier layer of the cable core 2 on the one hand, thereby further improved the radiating efficiency, neutral enhancement line 8 is with the pulling force when bearing the cable motion from the cable inside on the other hand, improve the tensile strength of the cable core 2 of cable, insulating layer 10 of cable core 2 periphery plays insulating effect, simultaneously the air vent 11 on the insulating layer 10 has accelerated thermal scattering and disappearing, when external environment temperature is lower, thereby heater strip 6 circular telegram produced the heat, the heat that heater strip 6 produced is on 3 conduction cable cores 2 of heat conduction silica gel layer, it is in normal atmospheric temperature to maintain cable core 2, no matter external environment temperature is high or low, it is in normal atmospheric temperature always to maintain cable core 2, the transmission of signal is not influenced.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 a resistant high low temperature signal cable, includes cable jacket (1), its characterized in that: the cable comprises a cable jacket (1), wherein three cable cores (2) are arranged at the center of an inner cavity of the cable jacket (1), the three cable cores (2) are tangent to each other, the outer sides of the circumferences of the three cable cores (2) are tangent to the circumferential side wall of the inner cavity of the cable jacket (1), the inner cavity of the cable jacket (1) between every two adjacent cable cores (2) is provided with a neutral reinforcing wire (8), a heat-conducting silica gel layer (3) is arranged on the inner side wall of the inner cavity of the cable jacket (1), a plurality of groups of heat-conducting silica gel sheets (5) are arranged on the circumferential outer side wall of the heat-conducting silica gel layer (3), the heat-conducting silica gel sheets (5) penetrate through the outer side of the circumference of the cable jacket (1) and extend out, heating wires (6) are arranged at the upper end and the lower end of the inner cavity of the heat-conducting silica, and the cooling pipe (12) is communicated with water inlet equipment, the top of the cooling pipe (12) is connected with a water inlet pipe (7), and the bottom of the cooling pipe (12) is connected with a water outlet pipe (14).
2. The high and low temperature resistant signal cable of claim 1, wherein: the cable jacket (1) on the outer side of the circumference of the heat-conducting silica gel layer (3) is provided with a heat-insulating layer (4), and the heat-insulating layer (4) is penetrated by the heat-conducting silica gel sheet (5).
3. The high and low temperature resistant signal cable of claim 1, wherein: the cable comprises a cable core (2), wherein an insulating layer (10) is wrapped on the outer side of the circumference of the cable core (2), and a plurality of groups of air vents (11) are formed in the inner cavity of the insulating layer (10).
4. The high and low temperature resistant signal cable of claim 1, wherein: an elastic reinforcing rib (9) is arranged at the center surrounded by the three cable cores (2), and the elastic reinforcing rib (9) is tangent to the outer sides of the circumferences of the three insulating layers (10).
5. The high and low temperature resistant signal cable of claim 1, wherein: the connecting lines of the outer tangent lines of the three cable cores (2) form an equilateral triangle shape, and the included angle between two adjacent cable cores (2) is 120 degrees.
6. The high and low temperature resistant signal cable of claim 1, wherein: the cooling pipes (12) are arranged in the heat conduction silica gel layer (3) in a spiral mode, and a flow guide pipe (13) is communicated between every two adjacent cooling pipes (12).
7. The high and low temperature resistant signal cable of claim 6, wherein: a drying layer (15) is arranged on the inner side of the spiral cooling pipe (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021916490.7U CN213183713U (en) | 2020-09-04 | 2020-09-04 | High and low temperature resistant signal cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021916490.7U CN213183713U (en) | 2020-09-04 | 2020-09-04 | High and low temperature resistant signal cable |
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| Publication Number | Publication Date |
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| CN213183713U true CN213183713U (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021916490.7U Active CN213183713U (en) | 2020-09-04 | 2020-09-04 | High and low temperature resistant signal cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113774790A (en) * | 2021-07-19 | 2021-12-10 | 重庆万桥交通科技发展有限公司 | Anti-corrosion cable rope of cable-stayed bridge |
-
2020
- 2020-09-04 CN CN202021916490.7U patent/CN213183713U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113774790A (en) * | 2021-07-19 | 2021-12-10 | 重庆万桥交通科技发展有限公司 | Anti-corrosion cable rope of cable-stayed bridge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: High and low temperature resistant signal cable Effective date of registration: 20211229 Granted publication date: 20210511 Pledgee: Ji'nan rural commercial bank Limited by Share Ltd. high tech branch Pledgor: JINAN SHENGTONG POWER CABLE Co.,Ltd. Registration number: Y2021980016690 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221028 Granted publication date: 20210511 Pledgee: Ji'nan rural commercial bank Limited by Share Ltd. high tech branch Pledgor: JINAN SHENGTONG POWER CABLE Co.,Ltd. Registration number: Y2021980016690 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: High and low temperature resistant signal cable Effective date of registration: 20221104 Granted publication date: 20210511 Pledgee: Ji'nan rural commercial bank Limited by Share Ltd. high tech branch Pledgor: JINAN SHENGTONG POWER CABLE Co.,Ltd. Registration number: Y2022980020670 |