CN105741923A - Insulated cable - Google Patents
Insulated cable Download PDFInfo
- Publication number
- CN105741923A CN105741923A CN201610031129.8A CN201610031129A CN105741923A CN 105741923 A CN105741923 A CN 105741923A CN 201610031129 A CN201610031129 A CN 201610031129A CN 105741923 A CN105741923 A CN 105741923A
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- China
- Prior art keywords
- chip microcomputer
- pressure
- value received
- communication device
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1895—Internal space filling-up means
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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
- H01B7/02—Disposition of insulation
- H01B7/0208—Cables with several layers of insulating material
- H01B7/0216—Two layers
-
- 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
- H01B7/02—Disposition of insulation
- H01B7/0233—Cables with a predominant gas dielectric
-
- 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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/189—Radial force absorbing layers providing a cushioning effect
-
- 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
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/2825—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
-
- 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
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
-
- 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
- H01B7/32—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks
-
- 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
- H01B7/32—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks
- H01B7/324—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks comprising temperature sensing means
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses an insulated cable comprising three electrical conductors, a first insulating layer, a support rod, a buffer layer, a waterproof layer, a second insulating layer, a pipe sleeve, and a detection device. The first insulating layer includes three insulating sleeves, and each insulating sleeve sleeves one electrical conductor; the support rod is arranged in a cavity; the buffer layer, the waterproof layer, the second insulating layer and the pipe sleeve are sequentially arranged outside the first insulating layer; multiple bulges are arranged outside the buffer layer; the second insulating layer includes an inner pipe sleeve and an outer pipe sleeve, and the accommodating space is filled with nitrogen; the pipe sleeve is made of a high-density polyethylene material; and the detection device includes a central processor and multiple environment detection devices, the multiple environmental detection devices are uniformly arranged on the pipe sleeve, the interval between two adjacent environment detection devices is 6m, and each environment detection device includes a temperature sensor, a wind speed sensor, a first single-chip microcomputer and a first communication device. Efficient transmission is realized, and a good insulating effect is achieved.
Description
Technical field
The present invention relates to a kind of insulated cable.
Background technology
Along with China's expanding economy, the electric power of China and communication apparatus have waited until the development of leap.Cable is often required to be applied in the working environment of humidity, frequently can lead to cable in this environment and grow water tree, too much water tree can cause that interrupting occurs in running in cable, adds the loss of cable, insulation resistance and breakdown voltage and declines, shorten the service life of cable, humidity is more big, serious being affected of performance of cable, and in long-distance transmissions, cable length is longer, receives weather impact comparatively serious.
Summary of the invention
It is an object of the invention to solve at least the above, and the advantage that at least will be described later is provided.
It is a still further object of the present invention to provide a kind of insulated cable, it can not only realize efficient transmission, and serves good insulation effect.
In order to realize these purposes according to the present invention and further advantage, it is provided that a kind of insulated cable, including:
Three strands of electric leads, per share electric lead is formed by many plain conductors are stranded；
First insulating barrier, it includes three insulation sleeves, and described three insulation sleeve sidepieces are connected to each other, and forms a body with cavity, and each insulation sleeve is set in outside one electric lead, and with electric lead tight fit；
Support stick, it is arranged in described cavity, and with the mating shapes of described cavity, wherein, described support stick is that politef is made；
Cushion, waterproof layer, the second insulating barrier and pipe box it is disposed with outside described first insulating barrier；
Described cushion, it is for be made up of elastomeric material, and the outside of described cushion is provided with multiple projection；
Described waterproof layer, it is for be made up of polythene material, and its thickness is 3cm；
Described second insulating barrier, it includes interior pipe box and outer tube sleeve, and said inner tube set is positioned at the inside of described outer tube sleeve, forms the accommodation space of an encirclement said inner tube set outer wall, and the opening of described inner sleeve and described trocar sheath is tightly connected, in described accommodation space, it is filled with nitrogen；
Described sleeve pipe, it is made for high-density polyethylene material；And
Detecting device, it includes central processing unit and multiple environmental detection set, and the plurality of environmental detection set is arranged on described pipe box uniformly, and interval 6m between adjacent two environmental detection sets；
Each environmental detection set includes temperature sensor, air velocity transducer, the first single-chip microcomputer and the first communication device；In each environmental detection set, the first single-chip microcomputer and the first communication device, temperature sensor and air velocity transducer electrically connect；
In first single-chip microcomputer, storage has temperature threshold scope, wind speed threshold range and primary importance information, and the first communication device is connected with central processing unit communication,
Wherein, temperature sensor detection temperature regime, and will detect that temperature value is transferred on the first single-chip microcomputer, first single-chip microcomputer receives temperature value, and by the temperature value received and temperature threshold commensurate in scope, if the temperature value received is within the scope of described temperature threshold, then the temperature value received deleted by the first single-chip microcomputer, if the temperature value received is not within the scope of temperature threshold, then the first single-chip microcomputer will receive temperature value and primary importance information and be sent on described central processing unit by the first communication device, and described central processing unit receives and shows；
Air velocity transducer detection wind velocity condition, and will detect that air speed value is transferred on the first single-chip microcomputer, first single-chip microcomputer receives air speed value, and the air speed value received is mated with wind speed threshold range, if the air speed value received is in described wind speed threshold range, then the air speed value received deleted by the first single-chip microcomputer, if the air speed value received is not in wind speed threshold range, then the first single-chip microcomputer will receive air speed value and primary importance information and be sent on described central processing unit by the first communication device, and described central processing unit receives and shows.
Preferably, in described insulated cable, temperature threshold ranges for 5～40 DEG C.
Preferably, in described insulated cable, wind speed threshold range is less than 40km/h.
Preferably, in described insulated cable, also include multiple pressure-detecting device；
Each pressure-detecting device includes second singlechip, pressure transducer and the second communication device, and multiple pressure transducers are fixed over the second dielectric uniformly, and the interval 3m between adjacent two pressure transducers；
In each pressure detecting, the second monolithic electrically connects with pressure transducer and the second communication device, and the second communication device is connected with central processing unit communication, and on second singlechip, storage has pressure threshold scope and second position information；
Wherein, gas pressure situation in multiple pressure transducers detection accommodation space, and will detect that force value is transferred on second singlechip, second singlechip receives force value, and by the force value received and pressure threshold commensurate in scope, if the force value received is within the scope of pressure threshold, then second singlechip deletes the force value received, if the force value received is not within the scope of pressure threshold, then second singlechip will receive force value and second position information and be sent on described central processing unit by the second communication device, and central processing unit receives and shows.
Preferably, in described insulated cable, pressure threshold ranges for more than 1.1 atmospheric pressure.
The present invention at least includes following beneficial effect: the first, the present invention adopts support stick to play the effect of the protection to electric lead and support, it is prevented that the excessive bending of electric lead and repeatedly bending cause its breakdown；The second, the present invention is provided with gas-insulated layer, and namely the second insulating barrier adopts nitrogen gas insulating, and it has not only acted as good insulation effect, and, when occurring cable on fire at that time, nitrogen simultaneously works as the effect of fire extinguishing；3rd, the present invention is also provided with monitoring weather and the device of monitoring pressure, it is achieved the protection to cable of intelligence, it is achieved that quickly to the discovery of cable fault and dangerous section and investigation.
Part is embodied by the further advantage of the present invention, target and feature by description below, and part is also by by being understood by those skilled in the art the research of the present invention and practice
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the external structure schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, to make those skilled in the art can implement according to this with reference to description word.
Should be appreciated that used herein such as " have ", existence or the interpolation of other elements one or more or its combination do not allotted in " comprising " and " including " term.
As shown in Fig. 1～2, the present invention provides a kind of insulated cable, including: three strands of electric lead 1, first insulating barriers 2, support stick 3, cushion 4, waterproof layer the 5, second insulating barrier 6, pipe box 7 and detecting device.
Three strands of electric leads 1, per share electric lead is formed by many plain conductors are stranded.First insulating barrier 2 includes three insulation sleeves, and three insulation sleeve sidepieces are connected to each other, and forms a body with cavity, and each insulation sleeve is set in outside one electric lead, and with electric lead tight fit.Support stick 3 is arranged in the cavities, and with the mating shapes of cavity, wherein, support stick 3 is made for politef, and support stick plays the effect of the protection to electric lead and support, it is prevented that the excessive bending of electric lead and repeatedly bending cause its breakdown.Cushion 4 is for be made up of elastomeric material, and the outside of cushion is provided with multiple projection；Cushion primarily serves the effect of the bumper and absorbing shock to inner lead, it is prevented that shake the excessive infringement to electric lead in transportation.Waterproof layer 5 is for be made up of polythene material, and its thickness is 3cm；Primarily serve the effect of waterproof, it is prevented that electric lead gets damp.Second insulating barrier 6 includes interior pipe box and outer tube sleeve, and interior pipe box is positioned at the inside of outer tube sleeve, forms the accommodation space of pipe box outer wall in an encirclement, and the opening of inner sleeve and trocar sheath is tightly connected, and is filled with nitrogen in accommodation space；Second insulating barrier adopts nitrogen gas insulating, and it has not only acted as good insulation effect, and, when occurring cable on fire at that time, nitrogen simultaneously works as the effect of fire extinguishing.Sleeve pipe 7 is made for high-density polyethylene material；Pipeline plays the protection to internal structure.Wherein, cushion, waterproof layer, the second insulating barrier and pipe box are sequentially sleeved at outside the first insulating barrier.
Detecting device includes central processing unit and multiple environmental detection set, and multiple environmental detection sets are arranged on pipe box uniformly, and interval 6m between adjacent two environmental detection sets；Each environmental detection set includes temperature sensor 8, air velocity transducer the 9, first single-chip microcomputer 10 and the first communication device；First single-chip microcomputer and the first communication device, temperature sensor and air velocity transducer electrical connection；In first single-chip microcomputer, storage has temperature threshold scope, wind speed threshold range and primary importance information, and the first communication device is connected with central processing unit communication；
Wherein, temperature sensor detection temperature regime, and will detect that temperature value is transferred on the first single-chip microcomputer, first single-chip microcomputer receives temperature value, and by the temperature value received and temperature threshold commensurate in scope, if the temperature value received is within the scope of temperature threshold, then the temperature value received deleted by the first single-chip microcomputer, if the temperature value received is not within the scope of temperature threshold, then the first single-chip microcomputer will receive temperature value and primary importance information is sent on central processing unit by the first communication device, and central processing unit receives and shows；
Air velocity transducer detection wind velocity condition, and will detect that air speed value is transferred on the first single-chip microcomputer, first single-chip microcomputer receives air speed value, and the air speed value received is mated with wind speed threshold range, if the air speed value received is in wind speed threshold range, then the air speed value received deleted by the first single-chip microcomputer, if the air speed value received is not in wind speed threshold range, then the first single-chip microcomputer will receive air speed value and primary importance information is sent on central processing unit by the first communication device, and central processing unit receives and shows.
In one embodiment, temperature threshold ranges for 5～40 DEG C.
In one embodiment, wind speed threshold range is less than 40km/h.
In one embodiment, multiple pressure-detecting device is also included；
Each pressure-detecting device includes second singlechip, pressure transducer and the second communication device, and multiple pressure transducers are fixed over the second dielectric uniformly, and the interval 3m between adjacent two pressure transducers；
In each pressure detecting, the second monolithic electrically connects with pressure transducer and the second communication device, and the second communication device is connected with central processing unit communication, and on second singlechip, storage has pressure threshold scope and second position information；
Wherein, gas pressure situation in multiple pressure transducers detection accommodation space, and will detect that force value is transferred on second singlechip, second singlechip receives force value, and by the force value received and pressure threshold commensurate in scope, if the force value received is within the scope of pressure threshold, then second singlechip deletes the force value received, if the force value received is not within the scope of pressure threshold, then second singlechip will receive force value and second position information and be sent on described central processing unit by the second communication device, and central processing unit receives and shows；Pressure-detecting device is used for detecting gas pressure value in accommodation space, namely achieves the detection to gas pressure, it is prevented that its due to extraneous or other etc. the pressure of gas that causes of factor excessive, indirectly monitored the heat condition of electric lead simultaneously.
In one embodiment, pressure threshold ranges for more than 1.1 atmospheric pressure.
Although embodiment of the present invention are disclosed as above, but listed utilization that it is not restricted in description and embodiment, it can be applied to various applicable the field of the invention completely, for those skilled in the art, it is easily achieved other amendment, therefore, under the general concept limited without departing substantially from claim and equivalency range, the present invention is not limited to specific details and shown here as the legend with description.
Claims (5)
1. an insulated cable, it is characterised in that including:
Three strands of electric leads, per share electric lead is formed by many plain conductors are stranded；
First insulating barrier, it includes three insulation sleeves, and described three insulation sleeve sidepieces are connected to each other, and forms a body with cavity, and each insulation sleeve is set in outside one electric lead, and with electric lead tight fit；
Support stick, it is arranged in described cavity, and with the mating shapes of described cavity, wherein, described support stick is that politef is made；
Cushion, waterproof layer, the second insulating barrier and pipe box it is disposed with outside described first insulating barrier；
Described cushion, it is made up of elastomeric material, and the outside of described cushion is provided with multiple projection；
Described waterproof layer, it is made up of polythene material, and its thickness is 3cm；
Described second insulating barrier, it includes interior pipe box and outer tube sleeve, and said inner tube set is positioned at the inside of described outer tube sleeve, forms the accommodation space of an encirclement said inner tube set outer wall, and the opening of described inner sleeve and described trocar sheath is tightly connected, in described accommodation space, it is filled with nitrogen；
Described sleeve pipe, it is made for high-density polyethylene material；And
Detecting device, it includes central processing unit and multiple environmental detection set, and the plurality of environmental detection set is arranged on described pipe box uniformly, and interval 6m between adjacent two environmental detection sets；
Each environmental detection set includes temperature sensor, air velocity transducer, the first single-chip microcomputer and the first communication device；In each environmental detection set, the first single-chip microcomputer and the first communication device, temperature sensor and air velocity transducer electrically connect；
In first single-chip microcomputer, storage has temperature threshold scope, wind speed threshold range and primary importance information, and the first communication device is connected with central processing unit communication,
Wherein, temperature sensor detection temperature regime, and will detect that temperature value is transferred on the first single-chip microcomputer, first single-chip microcomputer receives temperature value, and by the temperature value received and temperature threshold commensurate in scope, if the temperature value received is within the scope of described temperature threshold, then the temperature value received deleted by the first single-chip microcomputer, if the temperature value received is not within the scope of temperature threshold, then the first single-chip microcomputer will receive temperature value and primary importance information and be sent on described central processing unit by the first communication device, and described central processing unit receives and shows；
Air velocity transducer detection wind velocity condition, and will detect that air speed value is transferred on the first single-chip microcomputer, first single-chip microcomputer receives air speed value, and the air speed value received is mated with wind speed threshold range, if the air speed value received is in described wind speed threshold range, then the air speed value received deleted by the first single-chip microcomputer, if the air speed value received is not in wind speed threshold range, then the first single-chip microcomputer will receive air speed value and primary importance information and be sent on described central processing unit by the first communication device, and described central processing unit receives and shows.
2. insulated cable as claimed in claim 1, it is characterised in that temperature threshold ranges for 5～40 DEG C.
3. insulated cable as claimed in claim 1 or 2, it is characterised in that wind speed threshold range is less than 40km/h.
4. insulated cable as claimed in claim 1, it is characterised in that also include multiple pressure-detecting device；
Each pressure-detecting device includes second singlechip, pressure transducer and the second communication device, and multiple pressure transducers are fixed over the second dielectric uniformly, and the interval 3m between adjacent two pressure transducers；
In each pressure detecting, the second monolithic electrically connects with pressure transducer and the second communication device, and the second communication device is connected with central processing unit communication, and on second singlechip, storage has pressure threshold scope and second position information；
Wherein, gas pressure situation in multiple pressure transducers detection accommodation space, and will detect that force value is transferred on second singlechip, second singlechip receives force value, and by the force value received and pressure threshold commensurate in scope, if the force value received is within the scope of pressure threshold, then second singlechip deletes the force value received, if the force value received is not within the scope of pressure threshold, then second singlechip will receive force value and second position information and be sent on described central processing unit by the second communication device, and central processing unit receives and shows.
5. insulated cable as claimed in claim 4, it is characterised in that pressure threshold ranges for more than 1.1 atmospheric pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610031129.8A CN105741923B (en) | 2016-01-18 | 2016-01-18 | Insulated cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610031129.8A CN105741923B (en) | 2016-01-18 | 2016-01-18 | Insulated cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105741923A true CN105741923A (en) | 2016-07-06 |
| CN105741923B CN105741923B (en) | 2017-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610031129.8A Active CN105741923B (en) | 2016-01-18 | 2016-01-18 | Insulated cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN105741923B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106169332A (en) * | 2016-08-23 | 2016-11-30 | 安徽博达通信工程监理有限责任公司 | Multistage detection formula cable based on fluid pressure sensing transmission |
| CN107945926A (en) * | 2017-11-15 | 2018-04-20 | 协讯电子（吉安）有限公司 | A kind of conducting wire and its manufacture craft |
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| CN104392797A (en) * | 2014-12-10 | 2015-03-04 | 谢春梅 | Power cable for high-voltage power transmission |
| CN105161204A (en) * | 2015-08-11 | 2015-12-16 | 国家电网公司 | Theftproof high-voltage transmission power cable for electric system |
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2016
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| CN2521717Y (en) * | 2002-01-10 | 2002-11-20 | 刘忠良 | Environment protection non-flame fire-proof electric cable |
| CN101067979A (en) * | 2006-05-01 | 2007-11-07 | 江苏远方电缆厂有限公司 | Liquid gas constant temperature cable |
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| Publication number | Priority date | Publication date | Assignee | Title |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105741923B (en) | 2017-08-01 |
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Effective date of registration: 20191107 Address after: 314500 Town Industrial Park, Chongfu Town, Tongxiang City, Jiaxing City, Zhejiang Province Patentee after: Tongxiang Yongcheng Cable Co., Ltd. Address before: 350200, Fujian, Fuzhou province Changle City Air City Street Zheng He West Road 300, Azure International 3A building 07 shop Patentee before: CHANGLE ZHIYUAN TECHNOLOGY DEVELOPMENT CO., LTD. |