CN108269651B - Semi-conductive belt and wrapping method of semi-conductive belt in high-voltage cable connector - Google Patents
Semi-conductive belt and wrapping method of semi-conductive belt in high-voltage cable connector Download PDFInfo
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- CN108269651B CN108269651B CN201810049588.8A CN201810049588A CN108269651B CN 108269651 B CN108269651 B CN 108269651B CN 201810049588 A CN201810049588 A CN 201810049588A CN 108269651 B CN108269651 B CN 108269651B
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- 238000000034 method Methods 0.000 title claims abstract description 31
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 154
- 229920001971 elastomer Polymers 0.000 claims abstract description 52
- 238000011900 installation process Methods 0.000 claims abstract description 15
- 230000005684 electric field Effects 0.000 claims abstract description 10
- 238000001514 detection method Methods 0.000 claims abstract description 9
- 230000008054 signal transmission Effects 0.000 claims abstract description 8
- 241000784732 Lycaena phlaeas Species 0.000 claims abstract description 6
- 229910052802 copper Inorganic materials 0.000 claims description 23
- 239000010949 copper Substances 0.000 claims description 23
- 238000004891 communication Methods 0.000 claims description 15
- 238000013461 design Methods 0.000 claims description 4
- 238000009529 body temperature measurement Methods 0.000 description 6
- 238000009413 insulation Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 229920002379 silicone rubber Polymers 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 2
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/26—Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
- H01B5/14—Non-insulated conductors or conductive bodies characterised by their form comprising conductive layers or films on insulating-supports
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
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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
- 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
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Conductors (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention relates to a semi-conductive belt and a wrapping method of the semi-conductive belt in a high-voltage cable connector. In the installation process of the high-voltage cable connector, at least one ordered copper wire layer and at least one semiconductive layer are adopted to be matched with each other to wrap between a high-voltage cable insulating layer and an insulating rubber layer external device in the high-voltage cable connector, the conventional wrapping process is changed into an ordered copper wire net by modifying a common copper wire net between a built-in sensor of a cable core wire and external receiving equipment, the problems of electric field balance and wireless signal transmission of the cable connector are solved, and accurate detection of signals at the core wire of the high-voltage cable connector is realized.
Description
Technical Field
The invention relates to the technical field of high-voltage electric technology and wireless communication, in particular to a semiconductive belt for wrapping built-in equipment of a cable core wire in a high-voltage cable joint and external equipment of an insulating rubber layer and a wrapping method thereof.
Background
The high-voltage cable is used as a blood vessel of a city and provides energy required by life of the city. Once the high voltage cable fails, the impact on urban life is immeasurable. The fault of the high-voltage cable mainly occurs at the cable joint, so that the corresponding detection device of the high-voltage cable joint is inoculated. The technical scheme includes that the high-voltage cable connector accessory with the insulating sleeve and the infrared temperature measurement method thereof are provided by Chinese patent publication No. CN 103618279A: the high-voltage cable joint accessory with the insulating sleeve is a full transparent sleeve or a partial transparent sleeve, so that the high-potential heat radiation energy at the cable joint part can be conveniently and rapidly transmitted, and the insulating sleeve is made of a silicon rubber material, is high-temperature resistant and has low cost; by adopting infrared temperature measurement, the temperature measurement and control treatment of the high-voltage cable connector or the aging degree analysis of the insulating sleeve can be carried out without contacting the high-voltage cable conductor core or the cable connector, the operation is simple, convenient and quick, and the accident potential can be timely detected and eliminated.
But detection of the high voltage cable joint core is a technical problem. The voltage difference between the high-voltage cable core wire and the armor is that the silicon rubber used for insulation cannot penetrate the optical fiber and the ultrasonic signal, so that only electromagnetic wave signals can be used. And the copper wire mesh wrapped outside the high-voltage cable silicone rubber blocks electromagnetic wave signals, so that detection is difficult.
In the prior art, some manufacturers adopt a method that a copper wire mesh is not wrapped in a specific area or wrapped behind detection communication equipment, and the method obviously damages the original electric field distribution.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a semi-conductive belt and a wrapping method of the semi-conductive belt in a high-voltage cable connector, and through the research of wireless signals and the improvement of the traditional wrapping copper wire process, the invention designs a novel combination technology of a copper wire layer and a semi-conductive layer, thereby not only solving the problem of electric field balance of the cable connector, but also experimental wireless signal transmission.
In order to achieve the above purpose, the present invention adopts the following technical scheme.
The invention first discloses a semiconductive belt.
The semiconductive belt is used for wrapping the high-voltage cable insulating layer in the high-voltage cable joint and equipment outside the insulating rubber layer; the semi-conductive belt comprises a semi-conductive layer and a copper wire layer, and the copper wire layer is an ordered copper wire layer; at least one ordered copper wire layer and at least one semiconductive layer are matched to form a semiconductive belt which is used for wrapping built-in equipment of a cable core wire in a high-voltage cable joint and external equipment of an insulating rubber layer.
Preferably, the semiconductive belt comprises an ordered copper wire layer and a semiconductive layer, and the ordered copper wire layer and the semiconductive layer are combined to form the semiconductive belt.
In any of the above technical solutions, preferably, the semiconductive belt includes one ordered copper wire layer and two semiconductive layers, and one ordered copper wire layer is embedded between the two semiconductive layers.
In any of the above embodiments, preferably, the semiconductive belt includes a plurality of ordered copper wire layers and a plurality of semiconductive layers, wherein the ordered copper wire layers are embedded in the plurality of semiconductive layers.
In any of the above technical solutions, preferably, the design structure of the ordered copper wires is a straight arrangement, and the copper wires are not staggered.
In any of the above technical solutions, preferably, one end of the ordered copper wire is connected with a cable armor.
In any of the above technical solutions, preferably, two ends of the ordered copper wire are connected with cable armor.
In any of the above technical solutions, preferably, the ordered copper wires are of a block area and are not connected with the cable armor.
In any of the above technical solutions, it is preferable that the ordered copper wires are common copper wires.
In any of the above technical solutions, it is preferable that the ordered copper wire is a copper wire having a rust-proof process and a diameter of less than 1 cm.
The invention also discloses a wrapping method of the semiconductive belt in the high-voltage cable connector.
The wrapping method of the semiconductive belt in the high-voltage cable joint adopts any one of the semiconductive belt to wrap the high-voltage cable insulation layer and the external equipment of the insulating rubber layer in the high-voltage cable joint, changes the common copper mesh between the built-in sensor of the cable core and the external receiving equipment of the traditional wrapping process into an ordered copper mesh so as to realize accurate detection of signals at the core of the high-voltage cable joint, and completes the installation process of the cable joint by adopting a staggered wrapping mode of the semiconductive layer and the ordered copper wire layer between the high-voltage cable insulation layer and the external equipment of the insulating rubber layer in the high-voltage cable joint.
In any of the above technical solutions, preferably, the built-in device of the cable core wire in the high-voltage cable joint includes a temperature measuring device.
In any of the above technical solutions, preferably, the external device for the insulating rubber layer of the high-voltage cable joint includes a receiving antenna.
In any of the above technical solutions, preferably, the built-in device of the cable core wire in the high-voltage cable joint and the external device of the insulating rubber layer of the high-voltage cable joint adopt wireless electromagnetic wave communication.
In any of the above technical solutions, preferably, the semiconductive belt has a two-layer structure, which includes an ordered copper wire layer and a semiconductive layer; in the installation process of the high-voltage cable connector, the cable connector insulating rubber layer is wrapped with the semiconductive layer, the ordered copper wire layer is wrapped outside the semiconductive layer, one end of the ordered copper wire layer is connected with the cable connector armor, the semiconductive layer and the ordered copper wire layer which are wrapped in multiple layers can be repeatedly in the mode, and finally, external equipment such as a receiving antenna is installed on the cable connector insulating rubber layer, so that the detection of a core wire of the high-voltage cable connector, the wireless signal transmission and the electric field balance are facilitated, and the built-in equipment of the high-voltage cable connector and the external equipment of the insulating rubber layer adopt wireless electromagnetic wave communication.
In any of the above technical solutions, preferably, the semiconductive belt has a two-layer structure, which includes an ordered copper wire layer and a semiconductive layer; in the installation process of the high-voltage cable connector, firstly, the cable connector insulating rubber layer is wrapped with the semiconductive layer, then the semiconductive layer is wrapped with the ordered copper wire layer, two ends of the ordered copper wire layer are connected with the cable connector armor, the semiconductive layer and the ordered copper wire layer which are wrapped in multiple layers can be repeatedly in the mode, finally, external equipment such as a receiving antenna is installed on the cable connector insulating rubber layer, and the high-voltage cable connector built-in equipment and the insulating rubber layer external equipment adopt wireless electromagnetic wave communication.
In any of the above technical solutions, preferably, the semiconductive layer has a three-layer structure, which includes one ordered copper wire layer and two semiconductive layers; in the installation process of the high-voltage cable connector, the two semiconductive layers are wrapped on the cable connector insulating rubber layer, then the ordered copper wire layers embedded in the two semiconductive layers are continuously wrapped, one end of the ordered copper wire net is connected with the cable connector armor, the semiconductive layers and the ordered copper wire layers of the layers can be repeatedly wrapped in the mode, finally external equipment such as a receiving antenna is installed on the cable connector insulating rubber layer, and the high-voltage cable connector built-in equipment and the insulating rubber layer external equipment adopt wireless electromagnetic wave communication.
In any of the above technical solutions, preferably, the semiconductive layer has a three-layer structure, which includes one ordered copper wire layer and two semiconductive layers; in the installation process of the high-voltage cable connector, the two semiconductive layers are wrapped on the cable connector insulating rubber layer, then the ordered copper wire layers embedded in the two semiconductive layers are continuously wrapped, two ends of the ordered copper wire net are connected with the cable connector armor, the semiconductive layers and the ordered copper wire layers of the layers can be repeatedly wrapped in the mode, finally external equipment such as a receiving antenna is installed on the cable connector insulating rubber layer, and the high-voltage cable connector built-in equipment and the insulating rubber layer external equipment adopt wireless electromagnetic wave communication.
In any of the above technical solutions, preferably, the semiconductive layer is a multilayer structure, which includes a plurality of ordered copper wire layers and a plurality of semiconductive layers; in the installation process of the high-voltage cable connector, firstly, a layer of semi-conductive layer is wrapped on the cable connector insulating rubber layer, then, a layer of ordered copper wire layer is continuously wrapped, one end or two ends of the ordered copper wire net are connected with the cable connector armor, the multi-layer semi-conductive layer and the ordered copper wire layer can be repeatedly wrapped in the mode, finally, external equipment such as a receiving antenna is installed on the cable connector insulating rubber layer, and the built-in equipment of the high-voltage cable connector and the external equipment of the insulating rubber layer adopt wireless electromagnetic wave communication.
In any of the above technical solutions, it is preferable that the copper wire routing direction of the ordered copper wire layer is perpendicular to the antenna routing direction of the receiving antenna.
The invention provides a semiconducting tape with a novel structure. The traditional semi-conductive belt is of a semi-conductive ethylene propylene rubber integrated structure, and can play a role in uniformly applying an electric field to a certain extent, but the traditional semi-conductive belt has a large resistance and can only play a role in locally equalizing the electric field in a small area. In the actual installation process of the high-voltage cable connector, the communication equipment at the wire core and the connector is matched with a semi-conductive belt outside wrapping copper wire mesh, and the electric field distribution is destroyed by adopting a traditional semi-conductive belt, so that signal transmission is affected. The newly designed semi-conductive belt adopts a three-layer structure, and an ordered copper wire mesh layer is embedded between two semi-conductive belts. The tightly ordered copper wire mesh of the ordered copper wire layer can transfer electrons rapidly, balance the pressure difference of the large-area semiconductor, do not form a current loop, block wireless electromagnetic wave signals and ensure smooth signal transmission.
The invention also provides a wrapping method of the semiconductive belt in the high-voltage cable joint, which adopts the semiconductive layer matched with the ordered copper wire layer to wrap the cable core built-in equipment and the insulating rubber layer external equipment in the high-voltage cable joint. When the high-voltage cable core wire built-in equipment and the insulation layer external equipment need wireless communication, the communication equipment needs to be wrapped, the traditional copper wire is improved to be an ordered copper wire net, and the traditional copper wire net is changed to be a homodromous compact non-staggered copper wire net. The method can effectively solve the defect that wireless signals cannot penetrate through the traditional copper wire mesh, and ensures the balance of an electric field inside the cable joint.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic view of a conventional copper wire in the prior art;
FIG. 2 is a schematic view of a preferred embodiment of an ordered copper wire layer structure of a semiconductive belt in accordance with the present invention;
FIG. 3 is a schematic longitudinal section of a preferred embodiment of a two-layer semiconductive layer embedded with an ordered copper wire layer structure of a semiconductive belt in accordance with the present invention;
FIG. 4 is a schematic cross-sectional view of a preferred embodiment of a mating structure of two semiconductive layers and one ordered copper wire layer of a semiconductive belt in accordance with the present invention;
FIG. 5 is a front view of a preferred embodiment of a wrap-around installation completion structure of a method of wrapping a semiconductive tape within a high voltage cable joint in accordance with the present invention;
Fig. 6 is a cross-sectional view of a preferred embodiment of a wrap-around installation completion structure of a method of wrapping a semiconductive tape within a high voltage cable joint in accordance with the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the high-voltage cable joint temperature measurement system, a temperature measurement device is arranged at a core wire of the high-voltage cable joint, a receiving antenna is arranged outside a silicon rubber layer of the high-voltage cable joint, if the temperature measurement antenna is arranged outside a silicon rubber outer through net layer, the receiving signal is weak, and the data communication can not be completed well; if the temperature measuring antenna is arranged outside the copper wire, the signal of the receiving antenna is good, but the original cable internal field intensity structure is destroyed. In order to overcome the problems in the prior art of detecting cable cores in a high-voltage cable connector, the embodiment of the invention provides a semi-conductive belt and a wrapping method of the semi-conductive belt in the high-voltage cable connector. Through researching wireless signals and improving the traditional wrapping copper wire process, a novel combination technology of the copper wires and the semiconductive layer is designed, so that the problem of electric field equalization of the cable connector is solved, and meanwhile, wireless signal transmission is also tested.
The embodiment of the invention provides a semiconductive belt for wrapping external equipment of a high-voltage cable insulating layer and an insulating rubber layer in a high-voltage cable joint, which comprises a semiconductive layer and a copper wire layer, wherein the copper wire layer is an ordered copper wire layer. Fig. 1 is a conventional copper wire, and fig. 2 is a modified closely ordered copper wire used in the copper wire layer according to an embodiment of the present invention. At least one ordered copper wire layer and at least one semiconductive layer are matched to form a semiconductive belt which is used for wrapping between a high-voltage cable insulating layer in a high-voltage cable connector and external equipment of an insulating rubber layer, the tightly ordered copper wire mesh of the ordered copper wire layer can rapidly transfer electrons, the pressure difference of a large-area semiconductor is balanced, a current loop is not formed, wireless electromagnetic wave signals are blocked, and signal transmission is smooth. Fig. 3 and 4 are schematic longitudinal and schematic cross-sectional views of the mated structure of the semiconductive layer and the ordered copper wire layer, respectively.
The semiconducting tape of this embodiment comprises an ordered copper wire layer and a semiconducting layer. The ordered copper wire layer and the semiconductive layer are combined to form a semiconductive belt, and the semiconductive belt is used for wrapping the high-voltage cable insulation layer in the high-voltage cable joint and equipment outside the insulation rubber layer.
The semiconducting tape of this embodiment comprises an ordered copper wire layer and two semiconducting layers, with an ordered copper wire layer embedded between the two semiconducting layers.
The semiconducting tape of this embodiment comprises a plurality of ordered copper wire layers and a plurality of semiconducting layers embedded with ordered copper wire layers.
In the semiconductor strip of this embodiment, the ordered copper wires are arranged in a straight line, and the copper wires are not staggered.
The semiconducting tape of this embodiment, wherein one end of the ordered copper wire is connected with the cable armor.
The semiconducting tape of this embodiment, wherein both ends of the ordered copper wire are connected with the cable armor.
The semiconducting tape of this embodiment has ordered copper wires of a block area and is not connected to the cable armor.
The semiconducting tape of this embodiment has ordered copper wires of common copper wires.
The ordered copper wires of the semiconductive belt of the embodiment adopt copper wires with a rust-proof technology and a diameter smaller than 1 cm.
The semiconductive belt of the embodiment is adopted to carry out wrapping between the high-voltage cable insulating layer and the external equipment of the insulating rubber layer in the high-voltage cable joint, and the common copper mesh between the built-in sensor and the external receiving equipment of the cable core wire in the traditional wrapping process is changed into an ordered copper mesh so as to realize accurate detection of signals at the core wire of the high-voltage cable joint. The wrapping method of the semiconductive belt in the high-voltage cable connector is to complete the cable connector installation process by adopting a mode of wrapping semiconductive layers and ordered copper wire layers in a staggered manner on the high-voltage cable insulating layer and the insulating rubber layer external equipment in the high-voltage cable connector, wherein the copper wires adopted in wrapping adopt improved compact ordered copper wire layers. The following describes the implementation principle of the wrapping method in detail with reference to the structure diagram of the wrapping completion high-voltage cable connector installation in fig. 5 and 6.
For the semiconductive belt formed by different matching structures of the semiconductive layer and the ordered copper wire layer, the wrapping method of the semiconductive belt in the high-voltage cable connector also has various modes:
According to the wrapping method of the semiconductive belt in the high-voltage cable joint, built-in equipment of a cable core wire in the high-voltage cable joint adopts a temperature measuring device, and external equipment of an insulating rubber layer of the high-voltage cable joint is set to be a receiving antenna. The semiconductive belt is a two-layer structure comprising an ordered copper wire layer and a semiconductive layer. In the installation process of the high-voltage cable joint, the semi-conductive layer is wrapped on the cable joint insulating rubber layer, the ordered copper wire layer is wrapped outside the semi-conductive layer, and one end of the ordered copper wire net is connected with the cable joint armor. Multiple semiconductive layers and ordered copper mesh layers may be repeatedly wrapped. Finally, the external receiving device is installed. The trend of the copper wire wiring of the ordered copper wire layer is perpendicular to the wiring of the antenna wiring of the receiving antenna, and the interference of the copper wire to the antenna is reduced.
According to the wrapping method of the semiconductive belt in the high-voltage cable joint, built-in equipment of a cable core wire in the high-voltage cable joint adopts a temperature measuring device, and external equipment of an insulating rubber layer of the high-voltage cable joint is set to be a receiving antenna. The semiconductive belt is a two-layer structure comprising an ordered copper wire layer and a semiconductive layer. In the installation process of the high-voltage cable joint, the semi-conductive layer is wrapped on the cable joint insulating rubber layer, the ordered copper wire layer is wrapped outside the semi-conductive layer, and two ends of the ordered copper wire mesh are connected with the cable joint armor. Multiple semiconductive layers and ordered copper mesh layers may be repeatedly wrapped. Finally, the external receiving device is installed. The trend of the copper wire wiring of the ordered copper wire layer is perpendicular to the wiring of the antenna wiring of the receiving antenna, and the interference of the copper wire to the antenna is reduced.
According to the wrapping method of the semiconductive belt in the high-voltage cable joint, built-in equipment of a cable core wire in the high-voltage cable joint adopts a temperature measuring device, and external equipment of an insulating rubber layer of the high-voltage cable joint is set to be a receiving antenna. The semi-conductive layer is of a three-layer structure and comprises an ordered copper wire layer and two semi-conductive layers. In the installation process of the high-voltage cable connector, two semiconductive layers are wrapped around the insulating rubber layer of the cable connector, then the ordered copper wire layers embedded in the two semiconductive layers are wrapped outside the semiconductive layers, and one end of the ordered copper wire net is connected with the cable connector through armor. Multiple semiconductive layers and ordered copper mesh layers may be repeatedly wrapped. Finally, the external receiving device is installed. The trend of the copper wire wiring of the ordered copper wire layer is perpendicular to the wiring of the antenna wiring of the receiving antenna, and the interference of the copper wire to the antenna is reduced.
According to the wrapping method of the semiconductive belt in the high-voltage cable joint, built-in equipment of a cable core wire in the high-voltage cable joint adopts a temperature measuring device, and external equipment of an insulating rubber layer of the high-voltage cable joint is set to be a receiving antenna. The semi-conductive layer is of a three-layer structure and comprises an ordered copper wire layer and two semi-conductive layers. In the installation process of the high-voltage cable connector, two semiconductive layers are wrapped around the insulating rubber layer of the cable connector, then the ordered copper wire layers embedded in the two semiconductive layers are wrapped outside the semiconductive layers, and two ends of the ordered copper wire mesh are connected with the cable connector in an armored mode. Multiple semiconductive layers and ordered copper mesh layers may be repeatedly wrapped. Finally, the external receiving device is installed. The trend of the copper wire wiring of the ordered copper wire layer is perpendicular to the wiring of the antenna wiring of the receiving antenna, and the interference of the copper wire to the antenna is reduced.
According to the wrapping method of the semiconductive belt in the high-voltage cable joint, built-in equipment of a cable core wire in the high-voltage cable joint adopts a temperature measuring device, and external equipment of an insulating rubber layer of the high-voltage cable joint is set to be a receiving antenna. The semi-conductive layer is a multi-layer structure and comprises a plurality of ordered copper wire layers and a plurality of semi-conductive layers; in the installation of high-voltage cable joint, first wrap up the cable joint insulating rubber layer with one deck semiconductive layer, then continue to wrap up with one deck orderly copper wire layer, can be with this mode repeatedly wrap up semiconductive layer and orderly copper wire layer of multilayer, the one end and the cable joint armor of orderly copper wire net link to each other, at last at cable joint insulating rubber layer installation external equipment such as receiving antenna, high-voltage cable joint built-in equipment adopts wireless electromagnetic wave communication with insulating rubber layer external equipment.
According to the wrapping method of the semiconductive belt in the high-voltage cable joint, built-in equipment of a cable core wire in the high-voltage cable joint adopts a temperature measuring device, and external equipment of an insulating rubber layer of the high-voltage cable joint is set to be a receiving antenna. The semi-conductive layer is a multi-layer structure and comprises a plurality of ordered copper wire layers and a plurality of semi-conductive layers; in the installation process of the high-voltage cable connector, firstly, a layer of semi-conductive layer is wrapped on the cable connector insulating rubber layer, then, a layer of ordered copper wire layer is continuously wrapped, the multi-layer semi-conductive layer and the ordered copper wire layer can be repeatedly wrapped in the mode, two ends of the ordered copper wire mesh are connected with the cable connector armor, finally, external equipment such as a receiving antenna is installed on the cable connector insulating rubber layer, and the high-voltage cable connector built-in equipment and the insulating rubber layer external equipment adopt wireless electromagnetic wave communication.
In any of the above implementations, the built-in device of the cable core wire in the high-voltage cable joint and the external device of the insulating rubber layer of the high-voltage cable joint communicate by wireless electromagnetic waves.
In any of the above implementations, the copper wire routing of the ordered copper wire layer runs perpendicular to the antenna routing of the receiving antenna.
The foregoing description of the preferred embodiments of the invention is merely illustrative of the invention and is not intended to limit the scope of the invention; the foregoing is merely illustrative of the present invention and is not intended to limit the scope of the present invention; any modification, equivalent replacement, improvement or the like of the technical scheme of the present invention by those skilled in the art should fall within the protection scope of the present invention as defined in the claims without departing from the design spirit of the present invention.
Claims (9)
1. The utility model provides a semiconductive belt for the package of high tension cable insulating layer and insulating rubber layer external equipment in the high tension cable connects, it includes semiconductive layer and copper wire layer, its characterized in that: the copper wire layer is an ordered copper wire layer; at least one ordered copper wire layer is matched with at least one semiconductive layer to form a semiconductive belt; the copper wire wiring trend of the ordered copper wire layer is vertical to the antenna wiring trend of a receiving antenna arranged on the external equipment of the insulating rubber layer of the cable joint; the design structure of the ordered copper wires is in a straight arrangement, and the copper wires are not staggered.
2. The semiconducting tape of claim 1, wherein: the semi-conductive band comprises an ordered copper wire layer and a semi-conductive layer, and the ordered copper wire layer and the semi-conductive layer are combined to form the semi-conductive band.
3. The semiconducting tape of claim 1, wherein: the semiconductive belt comprises an ordered copper wire layer and two semiconductive layers, wherein the ordered copper wire layer is embedded between the two semiconductive layers.
4. The semiconducting tape of claim 1, wherein: the semiconductive belt comprises a plurality of ordered copper wire layers and a plurality of semiconductive layers, wherein the ordered copper wire layers are embedded in the semiconductive layers.
5. The semiconducting tape according to any of claims 1-4, wherein: one end of the ordered copper wire is connected with the cable armor.
6. The semiconducting tape according to any of claims 1-4, wherein: and two ends of the ordered copper wires are connected with the cable armor.
7. The semiconducting tape according to any of claims 1-4, wherein: the ordered copper wires are of a block area and are not connected with the cable armor.
8. The semiconducting tape according to any of claims 1-4, wherein: the ordered copper wires are common copper wires.
9. A method of wrapping a semiconducting tape in a high voltage cable joint using a semiconducting tape according to any of claims 1 to 8, wherein: the built-in equipment of the cable core wire in the high-voltage cable joint comprises a temperature measuring device, the external equipment of the insulating rubber layer of the high-voltage cable joint comprises a receiving antenna, the built-in equipment of the high-voltage cable joint and the external equipment of the insulating rubber layer of the high-voltage cable joint adopt wireless electromagnetic wave communication, a semi-conductive layer and an ordered copper wire layer are adopted between the high-voltage cable insulating layer in the high-voltage cable joint and the external equipment of the insulating rubber layer to be staggered and wrapped, the cable joint installation process is completed, and the accurate detection of signals at the core wire of the high-voltage cable joint is realized by wrapping the high-voltage cable insulating layer in the high-voltage cable joint and the external equipment of the insulating rubber layer; the ordered copper wire layer is embedded in the semiconductive layer during wrapping, one end or two ends of the copper wire layer are connected with the cable connector in an armored mode, wireless signal transmission is achieved, and balance of an electric field inside the cable connector is guaranteed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810049588.8A CN108269651B (en) | 2018-01-18 | 2018-01-18 | Semi-conductive belt and wrapping method of semi-conductive belt in high-voltage cable connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810049588.8A CN108269651B (en) | 2018-01-18 | 2018-01-18 | Semi-conductive belt and wrapping method of semi-conductive belt in high-voltage cable connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108269651A CN108269651A (en) | 2018-07-10 |
| CN108269651B true CN108269651B (en) | 2024-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810049588.8A Active CN108269651B (en) | 2018-01-18 | 2018-01-18 | Semi-conductive belt and wrapping method of semi-conductive belt in high-voltage cable connector |
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| CN (1) | CN108269651B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201266509Y (en) * | 2008-07-17 | 2009-07-01 | 无锡江南电缆有限公司 | Copper wire sparse winding shielding high-voltage cable |
| CN101719651A (en) * | 2009-12-29 | 2010-06-02 | 沈阳古河电缆有限公司 | Application of composite power cable connection box with optical fiber arranged in center of conductor |
| CN103178482A (en) * | 2013-03-20 | 2013-06-26 | 国家电网公司 | Cable-wrapped type joint and manufacturing method thereof |
| CN203562749U (en) * | 2013-12-05 | 2014-04-23 | 浙江图维电力科技有限公司 | High-voltage cable connector accessory with insulation sleeve |
| CN104464950A (en) * | 2014-12-23 | 2015-03-25 | 天津塑力线缆集团有限公司 | Leaky coaxial cable |
| CN205406106U (en) * | 2016-03-01 | 2016-07-27 | 安徽新科电缆集团股份有限公司 | Middle and high voltage oil resistant rubber semiconduction shielded cable |
| CN106855443A (en) * | 2015-12-09 | 2017-06-16 | 上海电缆研究所有限公司 | Cable intermediate joint conductor temperature measurement structure |
| CN208093223U (en) * | 2018-01-18 | 2018-11-13 | 浙江图维科技股份有限公司 | A kind of semi-conductive tape |
-
2018
- 2018-01-18 CN CN201810049588.8A patent/CN108269651B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201266509Y (en) * | 2008-07-17 | 2009-07-01 | 无锡江南电缆有限公司 | Copper wire sparse winding shielding high-voltage cable |
| CN101719651A (en) * | 2009-12-29 | 2010-06-02 | 沈阳古河电缆有限公司 | Application of composite power cable connection box with optical fiber arranged in center of conductor |
| CN103178482A (en) * | 2013-03-20 | 2013-06-26 | 国家电网公司 | Cable-wrapped type joint and manufacturing method thereof |
| CN203562749U (en) * | 2013-12-05 | 2014-04-23 | 浙江图维电力科技有限公司 | High-voltage cable connector accessory with insulation sleeve |
| CN104464950A (en) * | 2014-12-23 | 2015-03-25 | 天津塑力线缆集团有限公司 | Leaky coaxial cable |
| CN106855443A (en) * | 2015-12-09 | 2017-06-16 | 上海电缆研究所有限公司 | Cable intermediate joint conductor temperature measurement structure |
| CN205406106U (en) * | 2016-03-01 | 2016-07-27 | 安徽新科电缆集团股份有限公司 | Middle and high voltage oil resistant rubber semiconduction shielded cable |
| CN208093223U (en) * | 2018-01-18 | 2018-11-13 | 浙江图维科技股份有限公司 | A kind of semi-conductive tape |
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| CN108269651A (en) | 2018-07-10 |
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