CN219916756U - Sector steel wire composite intelligent contact wire - Google Patents
Sector steel wire composite intelligent contact wire Download PDFInfo
- Publication number
- CN219916756U CN219916756U CN202321322297.4U CN202321322297U CN219916756U CN 219916756 U CN219916756 U CN 219916756U CN 202321322297 U CN202321322297 U CN 202321322297U CN 219916756 U CN219916756 U CN 219916756U
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- Prior art keywords
- wire
- layer
- fan
- shaped steel
- carbon fiber
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 42
- 239000010959 steel Substances 0.000 title claims abstract description 42
- 239000002131 composite material Substances 0.000 title claims abstract description 20
- 229910000881 Cu alloy Inorganic materials 0.000 claims abstract description 26
- 239000013307 optical fiber Substances 0.000 claims abstract description 23
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 19
- 239000004917 carbon fiber Substances 0.000 claims abstract description 19
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000004804 winding Methods 0.000 claims abstract description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 238000004891 communication Methods 0.000 description 20
- 230000003287 optical effect Effects 0.000 description 14
- 238000012544 monitoring process Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000005096 rolling process Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- -1 resistance wires Substances 0.000 description 2
- OWXLRKWPEIAGAT-UHFFFAOYSA-N [Mg].[Cu] Chemical compound [Mg].[Cu] OWXLRKWPEIAGAT-UHFFFAOYSA-N 0.000 description 1
- QZLJNVMRJXHARQ-UHFFFAOYSA-N [Zr].[Cr].[Cu] Chemical compound [Zr].[Cr].[Cu] QZLJNVMRJXHARQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- YCKOAAUKSGOOJH-UHFFFAOYSA-N copper silver Chemical compound [Cu].[Ag].[Ag] YCKOAAUKSGOOJH-UHFFFAOYSA-N 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005307 ferromagnetism Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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- Communication Cables (AREA)
Abstract
The utility model relates to a fan-shaped steel wire composite intelligent contact wire, which comprises a wire body, wherein the wire body comprises a copper alloy layer, a carbon fiber rod is arranged in the center of the copper alloy layer, a layer of optical fiber and a layer of resistance wire are wound outside the carbon fiber rod, the optical fiber and the resistance wire are alternately wound to form a winding layer, a heat-conducting insulating layer is arranged outside the winding layer, two fan-shaped steel wire rope layers consisting of fan-shaped steel wires are arranged outside the heat-conducting insulating layer, and a groove is formed between two adjacent fan-shaped steel wires; two grooves for hanging are respectively arranged on two sides of the wire body, two grooves for hanging are arranged on the upper portion of the section of the contact line and are bilaterally symmetrical, and carbon fiber rods are arranged below diagonal lines of the two grooves. The utility model improves the conductivity and the tensile strength, effectively prevents ice and removes ice, and monitors the running state of the contact line on line in real time.
Description
Technical Field
The utility model relates to the field of wires, in particular to a fan-shaped steel wire composite intelligent contact wire.
Background
The current situation of the contact line in terms of strength and conductivity is that at present at home and abroad: at present, the comprehensive use performance requirements on the copper alloy conductive material are higher and higher, and the copper alloy is gradually an important metal material used in the high-tech fields of electric power, information, traffic, energy, light industry, aerospace and the like due to the excellent characteristics of high conductivity, thermal conductivity, cold resistance, no ferromagnetism and the like while the high strength (hardness), toughness and wear resistance are maintained. Many applications are rarely performed in the form of pure copper because pure copper has a low strength (300 to 500 MPa), and after cold working, it can reach 400 MPa, but has an elongation of only 2%, and the strengthening effect is easily lost when it is used under heating or at a certain temperature. Therefore, pure copper can be applied only to electric conductors, heat radiation bodies, decoration pieces and the like of electric power, electric appliances and electronics which are not greatly stressed.
At present, the contact wire is used for preventing and removing ice at home and abroad: the contact network cable is a main element of an electrified railway power supply system and mainly comprises a contact wire and a carrier cable, and is used for carrying electric energy to an electric locomotive, thereby having a key effect on the safe operation of the rail locomotive. The icing can occur on the surface of the contact line in the high-cold low-temperature area, especially in the high-cold area such as northeast, and the icing is usually mechanically and manually solved in the prior art, but the deicing efficiency is low and the deicing effect is poor, so that the problem of icing of the contact line in the high-cold low-temperature area is urgently solved, and the anti-icing deicing is realized.
At present, the current situation of intelligent monitoring of contact wires at home and abroad is that: at present, before the contact line is monitored, detection and inspection are mainly carried out, manual inspection and inspection are carried out after the auxiliary operation, the operation state of the contact line is detected along the line through manual portable equipment, the monitoring level and the efficiency are low, a plurality of hidden dangers can not be found in time, and people know that defects possibly existing in the contact line include cracks, hollows, inclusions and the like, and if the hidden dangers are not found in time, huge hidden dangers can be brought to the operation safety of a train.
The current situation of the contact line in railway communication is that at home and abroad: the railway communication network is a nervous system of the high-speed railway and is mainly used for communication among running equipment of the high-speed railway, equipment, personnel and systems; railway communication is divided into wired communication and wireless communication, wherein the wired communication comprises railway telephone, communication channel and data service; the wired communication is mainly used as a channel, signals and data are transmitted by using electric wires or optical cables, and scattered communication equipment is connected into a complete and reliable communication network by using a communication line, so that the high-speed railway trunk line of China mainly adopts the optical cables for data transmission.
In summary, it is desirable to provide an intelligent contact wire that increases both tensile strength and electrical conductivity, thereby achieving high strength and high conductivity; meanwhile, the anti-icing and deicing effects can be achieved, and intelligent monitoring and railway communication can be achieved.
Disclosure of Invention
The utility model aims to overcome the defects, provide the sector steel wire composite intelligent contact wire, realize the functions of high strength, anti-icing and deicing, intelligent monitoring and communication of the contact wire, and provide safer and wider space for the design of the high-speed railway contact net in China.
The purpose of the utility model is realized in the following way:
the fan-shaped steel wire composite intelligent contact wire comprises a wire body, wherein the wire body comprises a copper alloy layer, a carbon fiber rod is arranged in the center of the copper alloy layer, a layer of optical fiber and a layer of resistance wire are wound outside the carbon fiber rod, the optical fiber and the resistance wire are alternately wound to form a winding layer, a heat-conducting insulating layer is arranged outside the winding layer, two fan-shaped steel wire rope layers consisting of fan-shaped steel wires are arranged outside the heat-conducting insulating layer, and a groove is formed between every two adjacent fan-shaped steel wires; two grooves for hanging are respectively arranged on two sides of the wire body, two grooves for hanging are arranged on the upper portion of the section of the contact line and are bilaterally symmetrical, and carbon fiber rods are arranged below diagonal lines of the two grooves.
Further, the carbon fiber rod may be replaced with a rubber rod.
Further, the fan-shaped steel wire can be replaced by a fan-shaped copper alloy wire.
Further, the copper alloy layer may be replaced with a copper layer.
Compared with the prior art, the utility model has the beneficial effects that:
the contact wire provided by the utility model has a certain communication function while realizing anti-icing and deicing and intelligent on-line monitoring, improves the conductivity and tensile strength, solves the problem of high-cold low-temperature icing of the contact wire, can effectively prevent and deicing, and can monitor the running state of the contact wire on line in real time, collect, analyze and sort the running state data, discover problems and hidden danger at the same time, achieve intelligent monitoring, eliminate hidden danger in time, ensure the running safety of a train, and can bear part of communication functions at last.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
FIG. 2 is a schematic cross-sectional view of the present utility model.
Fig. 3 is a schematic view of the anti-icing and deicing of the contact wire of the present utility model.
Fig. 4 is a schematic diagram of optical signal processing of the contact wire of the present utility model.
In the figure:
carbon fiber rod 1, copper alloy layer 2, optic fibre 3, resistance wire 4, heat conduction insulating layer 5, fan-shaped steel wire 6, slot 7.
Description of the embodiments
In order to better understand the technical solution of the present utility model, the following detailed description will be made with reference to the accompanying drawings. It should be understood that the following embodiments are not intended to limit the embodiments of the present utility model, but are merely examples of embodiments that may be employed by the present utility model. It should be noted that, the description herein of the positional relationship of the components, such as the component a being located above the component B, is based on the description of the relative positions of the components in the drawings, and is not intended to limit the actual positional relationship of the components.
Example 1
Referring to fig. 1-2, fig. 1 depicts a schematic structural view of the contact wire of the present utility model. As shown in the figure, the fan-shaped steel wire composite intelligent contact wire comprises a wire body, wherein the wire body comprises a copper alloy layer 2 (copper alloy comprises copper-silver, copper-tin, copper-magnesium, copper-chromium-zirconium and other copper alloys), a carbon fiber rod 1 is arranged in the center of the copper alloy layer 2, a layer of optical fiber 3 and a layer of resistance wire 4 are wound outside the carbon fiber rod 1, the optical fiber 3 and the resistance wire 4 are alternately wound to form a winding layer, a heat-conducting insulating layer 5 is arranged outside the winding layer, and two fan-shaped steel wire rope layers consisting of fan-shaped steel wires 6 are arranged outside the heat-conducting insulating layer 5; a groove 7 is formed between two adjacent fan-shaped steel wires 6, so that the copper alloy is filled into the groove 7 in the rolling process.
Two grooves for hanging are respectively arranged on two sides of the wire body, two grooves for hanging are arranged on the upper part of the section of the contact line and are bilaterally symmetrical, and a carbon fiber rod 1 is arranged below the diagonal line of the two grooves.
The carbon fiber rod 1 can be replaced by a rubber rod.
The fan-shaped steel wire 6 can be replaced by a fan-shaped copper alloy wire.
The copper alloy layer 2 may be replaced by a copper layer.
The above utility model has the following structural functions and actions:
copper alloy layer function: (1) conducting electricity; (2) the load-bearing tensile strength, together with the fan-shaped wire rope etc., forms the overall tensile strength of the contact line.
Fan-shaped steel wire rope: comprises fan-shaped steel wires, composite rods (including optical fibers, resistance wires, rubber rods, insulating heat conducting layers and other related accessory components); there are mainly 3 roles: (1) conducting electricity; (2) load bearing tensile strength, and together with the copper alloy layer, the overall tensile strength of the contact wire; (3) the composite rod is used as a central line, the fan-shaped steel wire rope is buried in the copper alloy contact line, and the resistance wire and the optical fiber in the composite rod are protected from being damaged by external force by utilizing the transverse hardness of the composite rod, the shape design of the fan-shaped steel wire and two rings of steel wire layers in the production and manufacturing processes, so that the resistance wire and the optical fiber are buried in the contact line in a nondestructive manner.
Composite rod: comprises optical fibers, resistance wires, carbon fiber rods, an insulating heat conducting layer and other auxiliary components; acting as the center line of the fan-shaped steel wire rope and embedding the fan-shaped steel wire rope.
Function of the insulating and heat conducting layer: (1) when anti-icing and deicing are carried out, the current of the resistance wire independently exerts a thermal effect; the current does not flow to the steel wire and the copper alloy, and simultaneously, the heat is conveniently conducted to the whole surface of the contact wire to prevent ice and remove the ice; (2) the resistance wire and the optical fiber are prevented from being impacted by external force, and the buffer and protection effects are achieved.
Carbon fiber rod function: (1) as the winding center line of the novel composite rod, the winding of the resistance wire and the optical fiber is facilitated, and the resistance wire and the optical fiber are prevented from being broken or damaged before the contact line is buried; (2) because the length of the contact line is about 1500m, creep deformation can occur, the creep deformation length is about 200mm, and when creep deformation occurs, the resistance wire and the optical fiber can be prevented from being stretched or broken due to creep deformation;
the carbon fiber rod may be replaced with a rubber rod or the like.
The function of the optical fiber: (1) the device is organically formed by a monochromatic light generator, a fiber bragg grating, an optical time domain reflector and other parts, and is equivalent to a fiber optic sensor; when the contact line has defects of cracks, hollows, inclusions and the like in the contact line, the tension of the contact line is changed after a period of operation, so that when the normal state of the contact line is changed, the optical properties of monochromatic light, such as the intensity, wavelength, frequency, phase, polarization state and the like of light are changed, the state of the contact line of a measured object is converted into a measurable optical signal, and the measurable optical signal is analyzed and processed by an optical fiber grating or an optical time domain reflector and other optical signal processors, so that the problems are timely detected and timely processed, and the all-weather intelligent monitoring function is exerted; (2) can be used as a communication channel for sharing the communication pressure of the railway line.
Action of the resistance wire: and the electric heating is carried out, so that the electric heating device is used for preventing and removing ice.
Function of sector steel wire: according to the manufacturing process, particularly during rolling, when the rolling is performed to the right, centripetal pressure is generated, damage to the optical fiber and the resistance wire is possibly caused, and according to stress analysis, the steel wire rope with two circles of fan-shaped steel wire layers can effectively protect the optical fiber and the resistance wire.
Function of the groove: the groove is filled with the copper alloy in the rolling process, so that the copper alloy and the steel wire rope form an organic whole, and the falling-off caused by different linear expansion coefficients of copper and steel is effectively overcome.
Referring to fig. 3, the anti-icing and deicing application of the fan-shaped steel wire composite intelligent contact wire of the utility model comprises the following steps: in the alpine region, especially in the alpine region such as northeast, the surface of the contact wire is covered with ice, and as the resistance wire is embedded in the composite rod of the contact wire produced by the utility model, the two ends of the resistance wire are connected with an anti-icing and deicing power supply, the temperature of the contact wire is kept at about 5 ℃ by the resistance wire, and the anti-icing and deicing effects can be realized.
Referring to fig. 4, the optical signal processing application of the fan-shaped steel wire composite intelligent contact wire of the utility model comprises the following contents: the solar energy system is used as a power supply, a monochromatic light generator or related equipment is connected, monochromatic light is injected into an optical fiber, when the tension of a contact line is changed due to factors such as internal cracks, hollowness, inclusion and the like, the state of the contact line of a measured object is converted into a measurable optical signal when the normal state of the contact line is changed, the optical properties of monochromatic light such as the intensity, wavelength, frequency, phase and polarization state of light are changed, and the optical signal processing such as an optical fiber grating, an optical time domain reflector and the like are used for early warning in time, finding problems are timely processed, and the all-weather intelligent monitoring function is exerted.
In addition, the optical fiber has another important function of being used as a communication channel to share the communication pressure of a railway line.
The foregoing is merely a specific application example of the present utility model, and the protection scope of the present utility model is not limited in any way. All technical schemes formed by equivalent transformation or equivalent substitution fall within the protection scope of the utility model.
Claims (4)
1. A fan-shaped steel wire composite intelligent contact wire is characterized in that: the novel high-strength wire comprises a wire body, wherein the wire body comprises a copper alloy layer (2), a carbon fiber rod (1) is arranged in the center of the copper alloy layer (2), a layer of optical fiber (3) and a layer of resistance wire (4) are wound outside the carbon fiber rod (1), the optical fiber (3) and the resistance wire (4) are alternately wound to form a winding layer, a heat-conducting insulating layer (5) is arranged outside the winding layer, two fan-shaped steel wire rope layers consisting of fan-shaped steel wires (6) are arranged outside the heat-conducting insulating layer (5), and a groove (7) is formed between every two adjacent fan-shaped steel wires (6); two grooves for hanging are respectively arranged on two sides of the wire body, two grooves for hanging are arranged on the upper part of the section of the contact line and are bilaterally symmetrical, and carbon fiber rods (1) are arranged below diagonal lines of the two grooves.
2. The sector steel wire composite intelligent contact wire according to claim 1, wherein: the carbon fiber rod (1) can be replaced by a rubber rod.
3. The sector steel wire composite intelligent contact wire according to claim 1, wherein: the fan-shaped steel wire (6) can be replaced by a fan-shaped copper alloy wire.
4. The sector steel wire composite intelligent contact wire according to claim 1, wherein: the copper alloy layer (2) can be replaced by a copper layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321322297.4U CN219916756U (en) | 2023-05-29 | 2023-05-29 | Sector steel wire composite intelligent contact wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321322297.4U CN219916756U (en) | 2023-05-29 | 2023-05-29 | Sector steel wire composite intelligent contact wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219916756U true CN219916756U (en) | 2023-10-27 |
Family
ID=88464091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321322297.4U Active CN219916756U (en) | 2023-05-29 | 2023-05-29 | Sector steel wire composite intelligent contact wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219916756U (en) |
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2023
- 2023-05-29 CN CN202321322297.4U patent/CN219916756U/en active Active
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