CN212871520U - Temperature monitoring system of cable joint and contain looped netowrk cabinet and join in marriage electrical room of this system - Google Patents
Temperature monitoring system of cable joint and contain looped netowrk cabinet and join in marriage electrical room of this system Download PDFInfo
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- CN212871520U CN212871520U CN202021790275.7U CN202021790275U CN212871520U CN 212871520 U CN212871520 U CN 212871520U CN 202021790275 U CN202021790275 U CN 202021790275U CN 212871520 U CN212871520 U CN 212871520U
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Abstract
The utility model provides a temperature monitoring system of cable joint and contain looped netowrk cabinet and distribution room of this system, including signal transmission ware, data processing terminal and display, and a plurality of temperature detecting element, temperature detecting element includes the temperature collector, and a plurality of radio frequency antenna module, each radio frequency antenna module correspondence ground communication connection has a plurality of RFID temperature sensor, each RFID temperature sensor is equipped with unique ID identification code respectively, still include a plurality of nuts, each RFID temperature sensor locates in each nut one by one correspondingly respectively, the temperature information that the corresponding RFID temperature sensor sent is received to the radio frequency antenna module, and transmit to the temperature collector; the temperature collector converts the temperature signal into data information and sends the data information to the signal transmitter; the signal transmitter transmits the data information to the data processing terminal and the display; the display displays the received data information. The utility model discloses can monitor cable joint's temperature.
Description
Technical Field
The utility model relates to a temperature monitoring technology field specifically is a cable joint's temperature monitoring system and contain looped netowrk cabinet and the block terminal room of this system.
Background
The cable joint is as the key node of electrical equipment such as looped netowrk cabinet, takes place faults such as ageing, contact failure or load overweight easily, leads to the cable joint to generate heat excessively, and serious can cause the cable to catch fire, damage electrical equipment even. And the temperature change of the cable joint is gradual, if the temperature of the cable joint can be monitored, the power grid maintenance personnel can be warned in time in the process that the temperature of the cable joint is abnormally increased, and the power grid maintenance personnel can be reminded to take corresponding measures, so that the further expansion of the fault can be effectively prevented.
SUMMERY OF THE UTILITY MODEL
In order to achieve the above object, the utility model provides a cable joint's temperature monitoring system and contain looped netowrk cabinet of this system can monitor cable joint's temperature.
The utility model adopts the following technical proposal.
The temperature monitoring system of the cable joint comprises a signal transmitter, a data processing terminal, a display and a plurality of temperature detection units, wherein each temperature detection unit comprises a temperature collector and a plurality of radio frequency antenna assemblies, each radio frequency antenna assembly is correspondingly and communicatively connected with a plurality of RFID temperature sensors, each RFID temperature sensor is respectively provided with a unique ID identification code, and each radio frequency antenna assembly receives temperature information sent by the corresponding RFID temperature sensor and transmits the temperature information to the temperature collector; the temperature collector converts the temperature signal into data information and sends the data information to the signal transmitter; the signal transmitter transmits data information to the data processing terminal and the display; the display displays the received data information; the RFID temperature sensor is characterized by further comprising a plurality of nuts, and each RFID temperature sensor is arranged in each nut one by one correspondingly.
Furthermore, an accommodating groove extending along the radial direction is formed in the outer side wall of the nut, and the RFID temperature sensor is arranged in the accommodating groove and is kept with a gap between the RFID temperature sensor and the inner wall of the accommodating groove.
Further, still including locating the mount pad in the holding tank, RFID temperature sensor inlays and locates in the mount pad, the mount pad is made by heat conduction non-metallic material.
Furthermore, the mounting seat is packaged in the accommodating groove through epoxy resin glue.
Further, radio frequency antenna module includes the casing, the inside of casing is equipped with PCB antenna panel, be equipped with the installation foot on the lateral wall of casing, be equipped with magnet on the installation foot, be equipped with the adhesive layer on the outer diapire of casing, PCB antenna panel passes through the antenna extension line and is connected with the temperature collector electricity.
Further, the data processing terminal is a mobile phone or a computer.
The utility model provides a looped netowrk cabinet, includes the cabinet body, the inside of the cabinet body is equipped with cable joint, still includes foretell cable joint's temperature monitoring system, wherein, the nut is located in the cable joint, radio frequency antenna subassembly is located on the inner wall of the cabinet body.
A power distribution room comprises the ring main unit, wherein the display is arranged in the power distribution room.
The utility model has the advantages that:
the utility model provides a pair of cable joint's temperature monitoring system and contain this system's looped netowrk cabinet and join in marriage electrical room, including signal transmission ware, data processing terminal and display, and a plurality of temperature detecting element, temperature detecting element includes the temperature collector, and a plurality of radio frequency antenna subassembly, each radio frequency antenna subassembly correspondence ground communication connection has a plurality of RFID temperature sensor, each RFID temperature sensor is equipped with unique ID identification code respectively, still include a plurality of nuts, each RFID temperature sensor locates in each nut one by one correspondingly respectively, cable joint's heat transmits corresponding RFID temperature sensor through the nut, wherein, RFID temperature sensor is used for measuring cable joint's temperature, and send corresponding temperature signal; the radio frequency antenna assembly receives temperature information sent by the corresponding RFID temperature sensor and transmits the temperature information to the temperature collector; the temperature collector converts the temperature signal into data information and sends the data information to the signal transmitter; the signal transmitter transmits the data information to the data processing terminal and the display; the data processing terminal analyzes the received data information so as to obtain the state of the cable joint, and when the data processing terminal finds that the temperature of the cable joint is abnormal, an alarm is started to remind a power grid maintenance worker to take corresponding measures so as to prevent further expansion of faults; and the display displays the received data information so that the power grid maintenance personnel can observe the temperature value of the cable joint in real time. The utility model discloses can monitor cable joint's temperature.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic diagram of a frame of a temperature monitoring system of a cable joint according to the present embodiment;
fig. 2 is a schematic structural view of the cable connector of the present embodiment;
FIG. 3 is a schematic structural diagram of the nut of the present embodiment;
fig. 4 is a schematic structural diagram of the radio frequency antenna assembly of the present example.
Reference is made to the accompanying drawings in which:
the RFID temperature sensor 1 is provided with a temperature sensor,
the radio frequency antenna assembly 2, the housing 21, the PCB antenna board 22, the mounting feet 23, the magnet 24, the adhesive layer 25,
a temperature collector 3, a signal transmitter 4, a data processing terminal 5, a display 6,
the cable joint 7, the main body 71, the sleeve 72, the terminal 73, the bolt 74, the nut 75, the mounting seat 76, and the receiving groove 751.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent. It will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.
Referring to the drawings, the utility model provides a cable joint's temperature monitoring system and contain this system's looped netowrk cabinet and join in marriage electrical room, it is concrete, be equipped with a plurality of looped netowrk cabinet in joining in marriage the electrical room, each looped netowrk cabinet all includes that the cabinet body and a plurality of locate the internal cable joint 7 of cabinet, every cable joint 7 all includes main part 71, sleeve pipe 72, terminal 73, bolt 74 and nut 75, wherein, sleeve pipe 72 and terminal 73 are located in the main part, bolt 74 passes the connecting hole of terminal 73, the one end and the sleeve pipe 72 fixed connection of bolt 74, the other end of bolt 74 is located to nut 75, and grasp terminal 73 with sleeve pipe 72 cooperation, thereby make sleeve pipe 72 and terminal 73 fixed connection. The inside of each nut 75 is equipped with RFID temperature sensor 1 respectively, and each RFID temperature sensor 1 is equipped with unique ID code address respectively, and the internal portion of the cabinet of each looped netowrk cabinet is equipped with a radio frequency antenna module 2 at least, and the RFID temperature sensor 1 that is located the internal portion of the cabinet of same looped netowrk cabinet corresponds with radio frequency antenna module 2. The radio frequency antenna assemblies 2 of a plurality of ring main units are electrically connected with the same temperature collector 3, so that a single temperature detection unit is formed. The temperature detection units, the signal transmitter 4, the data processing terminal 5 and the display 6 form a temperature monitoring system of the cable joint.
In the same temperature detection unit, the temperature collector 3 sends an excitation signal (including energy radiation and an operation instruction) containing an ID identification code to the RFID temperature sensor 1 through the radio frequency antenna assembly 2, so that the RFID temperature sensor 1 corresponding to the ID identification code operates to obtain a temperature value of a cable joint 7 where the RFID temperature sensor 1 is located, the RFID temperature sensor 1 feeds back a corresponding temperature signal according to the measured temperature value, and the temperature collector 3 receives the temperature signal fed back by the RFID temperature sensor 1 through the radio frequency antenna assembly 2 and converts the temperature signal into data information.
Each temperature collector 3 respectively sends data information to a signal transmitter 4, and the signal transmitter 4 sends the data information to a data processing terminal 5 and a display 6; the data processing terminal 5 analyzes the received data information to obtain the state of the cable joint 7, and if the data processing terminal finds that the temperature of the cable joint 7 is abnormal, an alarm is started to remind a power grid maintenance worker to take corresponding measures so as to prevent further expansion of faults; the display 6 displays the received data information.
The utility model discloses a cable joint's temperature monitoring system adopts the modularized design, and work is independently accomplished to each temperature detecting element, and the trouble of certain temperature detecting element can not influence other temperature detecting element's work, and the reliability is stronger to, can set up temperature detecting element according to the looped netowrk cabinet quantity of joining in marriage the electrical room, the suitability is stronger. For example, 6 ring main units are provided in a distribution room, and each ring main unit needs to monitor the temperature of 3 cable connectors of A, B, C three-phase cables, so that 18 RFID temperature sensors need to be installed. 1 radio frequency antenna subassembly of internal installation of the cabinet at every looped netowrk cabinet, can satisfy 3 RFID temperature sensor's of this internal portion of cabinet signal transmission demands, and 6 radio frequency antennas can be connected to the temperature collection ware that adopts 8 interfaces. Therefore, the power distribution room only needs to be provided with 1 temperature collector with 8 interfaces, 6 radio frequency antenna assemblies and 18 nuts with RFID temperature sensors. In addition, the power distribution room is also provided with 1 signal transmitter and 1 display.
Preferably, the data processing terminal is a mobile phone or a computer.
Preferably, as shown in fig. 3, a radially extending accommodating groove 751 is formed on an outer side wall of the nut 75, a mounting seat 76 is provided in the accommodating groove 751, the RFID temperature sensor 1 is embedded in the mounting seat 76, and the mounting seat 76 maintains a gap between the RFID temperature sensor 1 and an inner wall of the accommodating groove 751, so as to prevent a signal transmitted between the RFID temperature sensor 1 and the radio frequency antenna assembly 2 from being shielded by the inner wall of the accommodating groove 751. The mounting seat 76 is made of a heat-conductive non-metallic material, which neither hinders the signal transmission nor facilitates the heat transmission from the nut 75 to the RFID temperature sensor 1. The mounting seat 76 is packaged in the accommodating groove 751 through epoxy resin glue, so that the RFID temperature sensor 1 is isolated from the outside, and the RFID temperature sensor 1 is protected.
Preferably, as shown in fig. 4, the radio frequency antenna assembly 2 includes a housing 21, a PCB antenna board 22 is disposed inside the housing 21, a mounting leg 23 is disposed on an outer side wall of the housing 21, a magnet 24 is disposed on the mounting leg 23, an adhesive layer 25 is disposed on an outer bottom wall of the housing 21, and the PCB antenna board 22 is electrically connected to the temperature collector 3 through an antenna extension line. Specifically, the temperature collector 3 sends an excitation signal (containing energy radiation and operation instructions) or receives temperature information through the PCB antenna board 22. The shell 21 of the radio frequency antenna assembly 2 is attached to the inner top wall of the cabinet body through the magnet 24 and the adhesive layer 25, structural members such as screws are not required to be connected with the cabinet body, the structure of the cabinet body cannot be damaged, and the radio frequency antenna assembly 2 is convenient to install.
Preferably, the display 6 is arranged in the power distribution room, so that a power grid maintenance worker can directly obtain the temperature value of the cable joint in the field inspection process.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (8)
1. The temperature monitoring system of the cable joint is characterized by comprising a signal transmitter, a data processing terminal, a display and a plurality of temperature detection units, wherein each temperature detection unit comprises a temperature collector and a plurality of radio frequency antenna assemblies, each radio frequency antenna assembly is correspondingly and communicatively connected with a plurality of RFID temperature sensors, each RFID temperature sensor is respectively provided with a unique ID identification code,
the radio frequency antenna assembly receives temperature information sent by the corresponding RFID temperature sensor and transmits the temperature information to the temperature collector; the temperature collector converts the temperature signal into data information and sends the data information to the signal transmitter; the signal transmitter transmits data information to the data processing terminal and the display; the display displays the received data information;
the RFID temperature sensor is characterized by further comprising a plurality of nuts, and each RFID temperature sensor is arranged in each nut one by one correspondingly.
2. The system for monitoring the temperature of a cable joint according to claim 1, wherein the outer sidewall of the nut is formed with a radially extending receiving groove, and the RFID temperature sensor is disposed in the receiving groove and spaced from an inner wall of the receiving groove.
3. The system of claim 2, further comprising a mounting seat disposed in the receiving groove, wherein the RFID temperature sensor is embedded in the mounting seat, and the mounting seat is made of a thermally conductive non-metallic material.
4. The system of claim 3, wherein the mounting block is encapsulated in the receiving groove by an epoxy glue.
5. The system for monitoring the temperature of the cable joint according to claim 1, wherein the radio frequency antenna assembly comprises a housing, a PCB antenna board is arranged inside the housing, a mounting pin is arranged on an outer side wall of the housing, a magnet is arranged on the mounting pin, an adhesive layer is arranged on an outer bottom wall of the housing, and the PCB antenna board is electrically connected with the temperature collector through an antenna extension line.
6. The system for monitoring the temperature of a cable joint according to claim 1, wherein the data processing terminal is a mobile phone or a computer.
7. A ring main unit, comprising a main body, wherein a cable connector is arranged inside the main body, and further comprising a temperature monitoring system of the cable connector according to any one of claims 1 to 6, wherein the nut is arranged inside the cable connector, and the rf antenna assembly is arranged on the inner wall of the main body.
8. A power distribution room, comprising the ring main unit of claim 7, wherein the display is provided in the power distribution room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021790275.7U CN212871520U (en) | 2020-08-24 | 2020-08-24 | Temperature monitoring system of cable joint and contain looped netowrk cabinet and join in marriage electrical room of this system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021790275.7U CN212871520U (en) | 2020-08-24 | 2020-08-24 | Temperature monitoring system of cable joint and contain looped netowrk cabinet and join in marriage electrical room of this system |
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| CN212871520U true CN212871520U (en) | 2021-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021790275.7U Active CN212871520U (en) | 2020-08-24 | 2020-08-24 | Temperature monitoring system of cable joint and contain looped netowrk cabinet and join in marriage electrical room of this system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113237899A (en) * | 2021-05-13 | 2021-08-10 | 广州高力电缆附件有限公司 | Cable joint operation state detection system and method for enameling lead of cable joint |
| CN113847994A (en) * | 2021-09-03 | 2021-12-28 | 杭州宇诺电子科技有限公司 | Passive wireless temperature monitoring system |
-
2020
- 2020-08-24 CN CN202021790275.7U patent/CN212871520U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113237899A (en) * | 2021-05-13 | 2021-08-10 | 广州高力电缆附件有限公司 | Cable joint operation state detection system and method for enameling lead of cable joint |
| CN113237899B (en) * | 2021-05-13 | 2022-11-01 | 广州高力电缆附件有限公司 | Cable joint operation state detection system and method for enameling lead of cable joint |
| CN113847994A (en) * | 2021-09-03 | 2021-12-28 | 杭州宇诺电子科技有限公司 | Passive wireless temperature monitoring system |
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