CN218547997U - High-conductivity high-voltage power transmission special cable - Google Patents
High-conductivity high-voltage power transmission special cable Download PDFInfo
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- CN218547997U CN218547997U CN202222209473.5U CN202222209473U CN218547997U CN 218547997 U CN218547997 U CN 218547997U CN 202222209473 U CN202222209473 U CN 202222209473U CN 218547997 U CN218547997 U CN 218547997U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model relates to the technical field of cables, a special cable is carried to high electric conductivity high-tension electricity is disclosed, including sinle silk and fixed cover, the equal fixedly connected with chassis in sinle silk rear end, fixed cover front end all is provided with a plurality of cavitys, the adjacent cavity of fixed cover front end all is provided with the cavity, the equal fixedly connected with insulating layer of outside one end of cavity inner wall, the fire-retardant layer of the equal fixedly connected with of inboard one end of insulating layer. The utility model discloses in, at the in-process of installation, consider that the sinle silk can receive the influence of various factors, cavity side is equipped with the cavity in addition, and is equipped with the insulating layer on the inner wall of cavity, can ensure that the electric current of sinle silk transmission propagates along corresponding electric wire, and passes through flexible layer, fire-retardant layer and insulating layer isotructure to the mesh of the electric current of sinle silk safe transmission has been guaranteed, and can reduce cable structure and cause various losses, and the effect of cable current-carrying capacity has been improved.
Description
Technical Field
The utility model relates to the technical field of cables, especially, relate to a special cable is carried to high electric conductivity high-tension electricity.
Background
The cable is an electric energy or signal transmission device, usually comprises several or several groups of wires, with the rapid development of national economy and technological progress, the cable for high-voltage current transmission is widely used by people, but the cable always has the phenomenon of electric leakage, so we propose a special elevator for high-conductivity high-voltage current transmission.
The special high-voltage power transmission cable is characterized in that in the power transmission process, the current in a wire core is too large, so that the current is omitted, the phenomenon that electricity leaks from one side of the outside of the cable is avoided, electric shock accidents are caused, correspondingly, the number of protection structures on the outer side of the cable is small, and the special high-voltage power transmission cable is also one of the reasons for frequent accidents.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a high-conductivity high-voltage power transmission special cable.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a high electric conductivity high voltage electricity carries private cable, includes sinle silk and fixed cover, the equal fixedly connected with chassis in sinle silk rear end, fixed cover front end all is provided with a plurality of cavitys, the adjacent cavity in fixed cover front end all is provided with the cavity, the equal fixedly connected with insulating layer in outside one end of cavity inner wall, the fire-retardant layer of the equal fixedly connected with of the inboard one end of insulating layer, the flexible layer of the equal fixedly connected with of the inboard one end in fire-retardant layer.
As a further description of the above technical solution:
and the front ends of the cavities are provided with filling layers.
As a further description of the above technical solution:
the outer diameter of the fixing sleeve is provided with a semiconductor shielding layer.
As a further description of the above technical solution:
the outer diameter of the semiconductor shielding layer is fixedly connected with a braided armor.
As a further description of the above technical solution:
the outer diameter of the woven armor is fixedly connected with an inner shielding layer.
As a further description of the above technical solution:
the outer diameter of the inner shielding layer is fixedly connected with a waterproof layer.
As a further description of the above technical solution:
and the outer diameter of the waterproof layer is fixedly connected with an outer shielding layer.
As a further description of the above technical solution:
the outer diameter of the outer shielding layer is fixedly connected with a rubber protective layer.
The utility model discloses following beneficial effect has:
1. the utility model discloses in, at first the staff installs each sinle silk in the inside of the cavity of fixed cover, in-process at the installation, consider that the sinle silk can receive the influence of various factors, cavity side is equipped with the cavity in addition, and be equipped with the insulating layer on the inner wall of cavity, under the insulating circumstances of fixed cover guaranteeing, the electric current that can ensure sinle silk transmission propagates along corresponding electric wire, and can not flow to the external world, and can ensure outside object and personnel's safety, and in the fire-retardant layer of the inboard one end fixedly connected with of insulating layer, and in the time of sinle silk transmission electric current, in case the local voltage of certain place is too big, thereby the ignition star easily, and fire-retardant layer prevents through heat-conducting mode indirectly that the sinle silk relates to other sinle silks, thereby avoid whole cable burning, moreover fire-retardant layer inboard one end fixedly connected with has flexible layer, when settling the cavity with the sinle silk in the cavity, must have the phenomenon of fold, and flexible layer's existence, can reduce the degree of wearing and tearing on flexible layer, thereby the mesh of sinle silk safe transmission electric current has been guaranteed, and can reduce cable construction and cause various losses, and the effect of cable current-carrying ability has been improved.
2. The utility model discloses in, be equipped with the semiconductor shield through fixed cover external diameter, if the sinle silk takes place electric leakage phenomenon, and the semiconductor shield can keep apart the electric leakage that takes place in the fixed cover, thereby avoid the electric current that the sinle silk spills to convey the outside, indirectly avoid the purpose of human electric shock, in addition, the armor is woven to semiconductor shield outside fixedly connected with, it has dampproofing and resistance to compression to weave armor self, moreover, can also play corresponding shielding effect, thereby as the shielding layer of maincenter, and weave the armor outside fixedly connected with inner shield layer, at the in-process of transmission high voltage electricity, alternating voltage can reach more than 1000Kv and direct current voltage reaches more than 1500Kv, for this reason inner shield and outer shielding layer all are in order to prevent high voltage current before not arriving the transformer substation, prevent its cable leakage, people's safety has been protected indirectly, the outside one end of waterproof layer and the inboard one end of outer shielding layer are equipped with the waterproof layer simultaneously, the entering that has prevented moisture for the two is promptly, thereby avoid the cable to become first conductor, make the whole insulating layer that strengthens when the cable, thereby further the safety protection structure.
Drawings
Fig. 1 is a perspective view of a high conductivity high voltage power transmission cable according to the present invention;
fig. 2 is a rear view of a high-conductivity high-voltage power transmission cable according to the present invention;
fig. 3 is a cross-sectional view of a high conductivity high voltage special cable for electric transmission according to the present invention;
fig. 4 is a perspective view of the fixing sleeve in the high-conductivity high-voltage power transmission cable according to the present invention.
Illustration of the drawings:
1. a rubber protective layer; 2. an outer shield layer; 3. a waterproof layer; 4. an inner shield layer; 5. weaving armor; 6. a semiconductor shielding layer; 7. a wire core; 8. a filling layer; 9. a cavity; 10. a flexible layer; 11. a flame retardant layer; 12. an insulating layer; 13. a cavity; 14. a chassis; 15. and (4) fixing sleeves.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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 an embodiment: a high-conductivity high-voltage power transmission special cable comprises a wire core 7 and a fixed sleeve 15, wherein the rear end of the wire core 7 is fixedly connected with a chassis 14, the front end of the fixed sleeve 15 is provided with a plurality of cavities 13, cavities 9 are arranged adjacent to the cavities 13 at the front end of the fixed sleeve 15, one end outside the inner wall of the cavity 9 is fixedly connected with an insulating layer 12, one end inside the insulating layer 12 is fixedly connected with a flame-retardant layer 11, one end inside the flame-retardant layer 11 is fixedly connected with a flexible layer 10, firstly, a worker installs each wire core 7 inside the cavity 13 of the fixed sleeve 15, in the installation process, considering that the wire core 7 can be influenced by various factors, in addition, the cavity 9 is arranged on the side surface of the cavity 13, the insulating layer 12 is arranged on the inner wall of the cavity 9, under the condition that the fixed sleeve 15 is insulated, the current transmitted by the wire core 7 can be ensured to be transmitted along the corresponding wire, and can not flow to the external world, and can ensure the safety of external object and personnel, and at the fire-retardant layer 11 of the inboard one end fixedly connected with of insulating layer 12, and in the time of the core 7 transmission electric current, in case the voltage in some place is too big, thereby it is easy to get a spark, fire-retardant layer 11 indirectly prevents that core 7 from involving other cores 7 through heat-conduction mode, thereby avoid whole cable burning, again fire-retardant layer 11 inboard one end fixedly connected with flexible layer 10, when settling core 7 in cavity 13, must there is the phenomenon of core 7 fold, and the existence of flexible layer 10, can reduce the degree of wear of flexible layer 10, thereby the purpose of the electric current of core 7 safe transmission has been guaranteed, and can reduce cable structure and cause various losses, and the effect of cable current-carrying capacity has been improved.
The front end of the cavity 9 is provided with a filling layer 8, the cavity 9 is arranged around the wire core 7 due to the existence of gaps around the wire core 7, the front end of the cavity 9 is provided with the filling layer 8, so that the wire core 7 of the cable is stable, the service life of the cable is prolonged, the outer diameter of the fixing sleeve 15 is provided with a semiconductor shielding layer 6, the outer diameter of the semiconductor shielding layer 6 is fixedly connected with a braided armor 5, the outer diameter of the braided armor 5 is fixedly connected with an inner shielding layer 4, the outer diameter of the inner shielding layer 4 is fixedly connected with a waterproof layer 3, the outer diameter of the waterproof layer 3 is fixedly connected with an outer shielding layer 2, the outer diameter of the outer shielding layer 2 is fixedly connected with a rubber protective layer 1, the outer diameter of the fixing sleeve 15 is provided with the semiconductor shielding layer 6, if the wire core 7 leaks electricity, the semiconductor shielding layer 6 can isolate the electricity generated in the fixing sleeve 15, thereby avoiding the current leaked from the wire core 7 from being transmitted to the outside, the purpose of indirectly avoiding electric shock of a human body is achieved, in addition, the outer side of the semiconductor shielding layer 6 is fixedly connected with the braided armor 5, the braided armor 5 has moisture-proof and pressure-resistant functions and can also play a corresponding shielding role so as to serve as a shielding layer of a central center, the outer side of the braided armor 5 is fixedly connected with the inner shielding layer 4, in the process of transmitting high-voltage electricity, the alternating voltage can reach more than 1000Kv, and the direct voltage reaches more than 1500Kv, therefore, the inner shielding layer 4 and the outer shielding layer 2 are used for preventing high-voltage current from reaching a transformer substation and preventing electric leakage of cables, the safety of people is indirectly protected, meanwhile, the waterproof layer 3 is arranged at one end of the outer side of the waterproof layer 3 and one end of the inner side of the outer shielding layer 2, the moisture is prevented from entering between the waterproof layer 3 and the outer shielding layer 2, so that the cables are prevented from becoming a first conductor and a first accident source which harms the human body is indirectly avoided, and the rubber protective layer 1 is fixedly connected to the outer side of the outer shielding layer 2, so that the whole cable is insulated, the protection structure of the cable is further enhanced, and the safety guarantee of a human body is provided
The working principle is as follows: firstly, a worker installs each wire core 7 inside a cavity 13 of a fixed sleeve 15, in the installation process, considering that the wire core 7 can be influenced by various factors, in addition, a cavity 9 is arranged on the side surface of the cavity 13, and an insulating layer 12 is arranged on the inner wall of the cavity 9, under the condition that the insulation of the fixed sleeve 15 is ensured, the current transmitted by the wire core 7 can be ensured to be spread along a corresponding wire and can not flow to the outside, and the safety of external objects and personnel can be ensured, a flame retardant layer 11 is fixedly connected with one end of the inner side of the insulating layer 12, and when the wire core 7 transmits the current, once the voltage at a certain place is too large, so that sparks are easy to start, the flame retardant layer 11 indirectly prevents the wire core 7 from relating to other wire cores 7 in a heat conduction mode, so that the whole cable is prevented from burning, and a flexible layer 10 is fixedly connected with one end of the inner side of the flame retardant layer 11, when the wire core 7 is arranged in the cavity 13, the phenomenon that the wire core 7 is folded can certainly exist, the existence of the flexible layer 10 can reduce the abrasion degree of the flexible layer 10, so that the purpose of current safety transmission of the wire core 7 is ensured, various losses caused by a cable structure can be reduced, and the effect of the current carrying capacity of the cable is improved, the semiconductor shielding layer 6 is arranged on the outer diameter of the fixing sleeve 15, if the wire core 7 leaks electricity, the semiconductor shielding layer 6 can isolate the electricity leakage generated in the fixing sleeve 15, so that the current leaked by the wire core 7 is prevented from being transmitted to the outer side, the purpose of indirectly preventing a human body from electric shock is achieved, in addition, the braided armor 5 is fixedly connected to the outer side of the semiconductor shielding layer 6, the braided armor 5 has the functions of moisture resistance and pressure resistance, and can play a corresponding shielding role, so as a shielding layer of a center, and the braided armor 5 outside fixedly connected with inner shield 4, in the process of transmitting high-voltage electricity, the alternating voltage can reach more than 1000Kv and the direct voltage reaches more than 1500Kv, therefore inner shield 4 and outer shield 2 are all in order to prevent high-voltage current before reaching the transformer substation, prevent its cable electric leakage, indirectly protect people's safety, waterproof layer 3 is equipped with in the outside one end of waterproof layer 3 and the inboard one end of outer shield 2 simultaneously, prevent the entering of moisture promptly between the two, thereby avoid the cable to become first conductor, indirectly avoid having the first source of accident that harms the human body, and the outside fixedly connected with rubber protective layer 1 of outer shield 2, make the whole cable insulating, further strengthened the protective structure of cable, thereby human safety guarantee has been provided.
Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (8)
1. The utility model provides a high electric conductivity high-tension electricity carries special cable, includes sinle silk (7) and fixed cover (15), its characterized in that: the equal fixedly connected with chassis (14) in sinle silk (7) rear end, fixed cover (15) front end all is provided with a plurality of cavitys (13), the adjacent cavity (13) in fixed cover (15) front end all is provided with cavity (9), the equal fixedly connected with insulating layer (12) of outside one end of cavity (9) inner wall, the fire-retardant layer (11) of the equal fixedly connected with of inboard one end of insulating layer (12), the flexible layer (10) of the equal fixedly connected with of inboard one end of fire-retardant layer (11).
2. The high-conductivity high-voltage power transmission special cable according to claim 1, wherein: and the front ends of the cavities (9) are provided with filling layers (8).
3. The high-conductivity high-voltage power transmission special cable according to claim 1, wherein: the outer diameter of the fixing sleeve (15) is provided with a semiconductor shielding layer (6).
4. The high-conductivity high-voltage power transmission special cable according to claim 3, wherein: the outer diameter of the semiconductor shielding layer (6) is fixedly connected with a braided armor (5).
5. The high-conductivity high-voltage power transmission special cable according to claim 4, wherein: the outer diameter of the woven armor (5) is fixedly connected with an inner shielding layer (4).
6. The high-conductivity high-voltage power transmission special cable according to claim 5, wherein: the outer diameter of the inner shielding layer (4) is fixedly connected with a waterproof layer (3).
7. The high-conductivity high-voltage power transmission special cable according to claim 6, wherein: the outer diameter of the waterproof layer (3) is fixedly connected with an outer shielding layer (2).
8. The high-conductivity cable special for high-voltage electric transmission according to claim 7, wherein: the outer diameter of the outer shielding layer (2) is fixedly connected with a rubber protective layer (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222209473.5U CN218547997U (en) | 2022-08-23 | 2022-08-23 | High-conductivity high-voltage power transmission special cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222209473.5U CN218547997U (en) | 2022-08-23 | 2022-08-23 | High-conductivity high-voltage power transmission special cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218547997U true CN218547997U (en) | 2023-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222209473.5U Active CN218547997U (en) | 2022-08-23 | 2022-08-23 | High-conductivity high-voltage power transmission special cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218547997U (en) |
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2022
- 2022-08-23 CN CN202222209473.5U patent/CN218547997U/en active Active
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