CN211651894U - Cable fusion joint with embedded cable temperature monitoring device - Google Patents
Cable fusion joint with embedded cable temperature monitoring device Download PDFInfo
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- CN211651894U CN211651894U CN202020675116.6U CN202020675116U CN211651894U CN 211651894 U CN211651894 U CN 211651894U CN 202020675116 U CN202020675116 U CN 202020675116U CN 211651894 U CN211651894 U CN 211651894U
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Abstract
The utility model relates to a cable fusion connects with embedded cable temperature monitoring device. The to-be-solved technical problem of the utility model is to provide an intelligent, low-cost cable fusion connects with embedded cable temperature monitoring device. The utility model adopts the technical scheme that the device comprises a welding copper core and a cable temperature tag assembly, wherein an inner shielding layer is arranged at the welding position in the middle of the welding copper core, inner insulating layers are arranged at two ends of the welding copper core, and an outer shielding layer, a steel armor and a cable outer sheath are sequentially arranged at the rear end of each inner insulating layer; the cable temperature tag assembly is arranged between the cable outer sheath and the steel armor and comprises a chip substrate, a chip fixing substrate, a temperature sensing chip, a reinforcing module and an antenna. The utility model has the advantages that: this structural design makes cable fusion connect can carry out the temperature measurement in real time, and the temperature measurement is accurate, can carry out wireless transmission, and intelligent degree is high and low cost.
Description
Technical Field
The utility model relates to a cable fusion connects the field, concretely relates to cable fusion connects with embedded cable temperature monitoring devices.
Background
The cable fusion joint is a new generation of power cable connection technology, thoroughly solves the problem of accidents caused by the installation process and the operation environment generated by the assembly between a cable accessory and cable insulation, provides a cable connection technology with higher electrical stability and safety and reliability for a cable system, greatly saves the power failure cost and the secondary maintenance cost, and ensures the safe and stable operation of a power grid. Among many accidents of high-voltage lines, safety accidents caused by poor contact of cable joints are the most common. The temperature rise of the cable joint increases the contact resistance at the joint, so that the cable joint is overheated, and the insulation aging is aggravated to cause serious threats to the safe operation of a power system. Therefore, if the temperature change in the operation process of the cable joint can be effectively monitored in real time, the method has important significance for realizing the on-line monitoring of the cable joint and improving the safe operation of a cable line.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the to-be-solved technical problem of the utility model is to provide a cable fusion that has embedded cable temperature monitoring device connects of intellectuality, low cost, this embedded cable temperature monitoring device ability wireless transmission.
The utility model discloses a technical scheme that the cable fusion joint with embedded cable temperature monitoring device adopts is that the cable fusion joint comprises a welding copper core and is characterized by also comprising a cable temperature label component, wherein an inner shielding layer is arranged at the welding position in the middle of the welding copper core, inner insulating layers are arranged at the two ends of the welding copper core, and an outer shielding layer, a steel armor and a cable outer sheath are sequentially arranged at the rear end of each inner insulating layer;
the cable temperature tag assembly is arranged between the cable outer sheath and the steel armor and comprises a chip substrate, a chip fixing substrate, a temperature sensing chip arranged on the chip fixing substrate, reinforcing modules arranged at the upper end and the lower end of the chip substrate and antennas arranged at the left end and the right end of the chip substrate.
The front end of the inner insulating layer is provided with a first conical surface.
The outer layers of the inner shielding layer and the inner insulating layer are provided with outer insulating layers, and two ends of each outer insulating layer extend to the front end of the outer shielding layer.
The cable temperature tag assembly is embedded into the outer sheath of the cable in an S shape.
The temperature sensing chip is an ultrahigh frequency RFID temperature sensing chip and comprises a radio frequency circuit module, a power management module and a digital baseband module which are connected with the radio frequency circuit module, and an analog baseband module which is connected with the digital baseband module, wherein the radio frequency circuit module is connected with the antenna and is used for converting RF power into DC power and modulating and demodulating the DC power, the power management module is used for stacking the DC power to perform current limiting and voltage stabilizing, the digital baseband module is used for analog circuit control, and the analog baseband module is used for providing a clock and a reset signal for the digital baseband module.
The utility model discloses cable fusion connects with embedded cable temperature monitoring device's advantage lies in: this structural design makes cable fusion joint can carry out the temperature measurement in real time, reduces the work load that personnel's scene was tourd, and the temperature measurement is accurate moreover, can carry out wireless transmission, and intelligent degree is high and low cost.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a cross-sectional view of a cable fusion splice of the present invention;
FIG. 2 is a cross-sectional view of a cable fusion splice of the present invention;
fig. 3 is a schematic structural view of the cable temperature tag assembly of the present invention;
fig. 4 is a schematic structural diagram of the temperature sensing chip of the present invention.
Detailed Description
As shown in fig. 1-4, the utility model relates to a cable fusion joint with embedded cable temperature monitoring device, including welding copper core 1 and cable temperature label subassembly 9, the welding department in the middle of welding copper core 1 is equipped with inner shield layer 2, the both ends of welding copper core 1 are equipped with inner insulation layer 3, inner insulation layer 3 rear end is equipped with outer shielding layer 5, steel armour 6, cable oversheath 7 in proper order; the cable temperature tag assembly 9 is arranged between the cable outer sheath 7 and the steel armor 6, the cable temperature tag assembly 9 comprises a chip substrate 11, a chip fixing substrate 12, a temperature sensing chip 13 arranged on the chip fixing substrate 12, reinforcing modules 14 arranged at the upper end and the lower end of the chip substrate 11 and antennas 15 arranged at the left end and the right end of the chip substrate 11, and the cable fusion joint can measure temperature in real time through the structural design, so that the workload of personnel on-site inspection is reduced, the temperature measurement is accurate, wireless transmission can be performed, the intelligent degree is high, and the cost is low.
The front end of the inner insulating layer 3 is provided with a first conical surface 4; the outer layers of the inner shielding layer 2 and the inner insulating layer 3 are provided with the outer insulating layer 8, and two ends of the outer insulating layer 8 extend to the front end of the outer shielding layer 5, so that the cable fusion joint has good separation performance and fixity.
The cable temperature tag assembly 9 is embedded into the cable outer sheath 7 in an S shape, and the embedding mode enables the measured temperature to be more accurate.
The temperature sensing chip 13 is an ultrahigh frequency RFID temperature sensing chip, and includes a radio frequency circuit module 18, a power management module 19 and a digital baseband module 20 connected to the radio frequency circuit module 18, and an analog baseband module 21 connected to the digital baseband module 20, where the radio frequency circuit module 18 is connected to the antenna 15 and is configured to convert RF power into DC power and perform modulation and demodulation, the power management module 19 is configured to perform current limiting and voltage stabilizing on the DC power, the digital baseband module 20 is configured to perform analog circuit control, and the analog baseband module 21 is configured to provide a clock and a reset signal to the digital baseband module 20.
The embedded cable temperature chip is compatible with ISO/IEC 18000-6C international standard and integrates an ultra-low power consumption temperature sensor. The chip does not need to be powered by a battery and can obtain energy by transmitting electromagnetic waves through a reading and writing base station.
The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention are all included within the protection scope of the present invention.
Claims (5)
1. The utility model provides a cable fusion connects with embedded cable temperature monitoring device, includes welding copper core (1), its characterized in that: the cable temperature tag assembly comprises a welding copper core (1), an inner shielding layer (2) is arranged at the welding position in the middle of the welding copper core (1), inner insulating layers (3) are arranged at two ends of the welding copper core (1), and an outer shielding layer (5), a steel armor (6) and a cable outer sheath (7) are sequentially arranged at the rear end of each inner insulating layer (3);
the cable temperature tag assembly (9) is arranged between the cable outer sheath (7) and the steel armor (6), and the cable temperature tag assembly (9) comprises a chip substrate (11), a chip fixing substrate (12), a temperature sensing chip (13) arranged on the chip fixing substrate (12), reinforcing modules (14) arranged at the upper end and the lower end of the chip substrate (11), and antennas (15) arranged at the left end and the right end of the chip substrate (11).
2. A cable fusion splice with embedded cable temperature monitoring device according to claim 1, wherein: the front end of the inner insulating layer (3) is provided with a first conical surface (4).
3. A cable fusion splice with embedded cable temperature monitoring device according to claim 1, wherein: the outer layers of the inner shielding layer (2) and the inner insulating layer (3) are provided with an outer insulating layer (8), and two ends of the outer insulating layer (8) extend to the front end of the outer shielding layer (5).
4. A cable fusion splice with embedded cable temperature monitoring device according to claim 1, wherein: the cable temperature label component (9) is embedded into the cable outer sheath (7) in an S shape.
5. A cable fusion splice with embedded cable temperature monitoring device according to claim 1, wherein: the temperature sensing chip (13) is an ultrahigh frequency RFID temperature sensing chip and comprises a radio frequency circuit module (18), a power management module (19) and a digital baseband module (20) which are connected with the radio frequency circuit module (18), and an analog baseband module (21) which is connected with the digital baseband module (20), wherein the radio frequency circuit module (18) is connected with the antenna (15) and is used for converting RF power into DC power and modulating and demodulating, the power management module (19) is used for stacking the DC power to perform current and voltage limiting and stabilizing, the digital baseband module (20) is used for analog circuit control, and the analog baseband module (21) is used for providing a clock and a reset signal for the digital baseband module (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020675116.6U CN211651894U (en) | 2020-04-28 | 2020-04-28 | Cable fusion joint with embedded cable temperature monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020675116.6U CN211651894U (en) | 2020-04-28 | 2020-04-28 | Cable fusion joint with embedded cable temperature monitoring device |
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| Publication Number | Publication Date |
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| CN211651894U true CN211651894U (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020675116.6U Active CN211651894U (en) | 2020-04-28 | 2020-04-28 | Cable fusion joint with embedded cable temperature monitoring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197888A (en) * | 2020-10-20 | 2021-01-08 | 北京智芯微电子科技有限公司 | Passive ultrahigh frequency RFID (radio frequency identification) tag, and temperature monitoring system and method for non-visible part of distribution network equipment |
| CN113594983A (en) * | 2021-08-05 | 2021-11-02 | 浙江辽汇控股有限公司 | Cable explosion-proof fire blanket |
-
2020
- 2020-04-28 CN CN202020675116.6U patent/CN211651894U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197888A (en) * | 2020-10-20 | 2021-01-08 | 北京智芯微电子科技有限公司 | Passive ultrahigh frequency RFID (radio frequency identification) tag, and temperature monitoring system and method for non-visible part of distribution network equipment |
| CN113594983A (en) * | 2021-08-05 | 2021-11-02 | 浙江辽汇控股有限公司 | Cable explosion-proof fire blanket |
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