CN211147860U - Wireless temperature measuring device at high-voltage cable joint - Google Patents
Wireless temperature measuring device at high-voltage cable joint Download PDFInfo
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- CN211147860U CN211147860U CN201922353021.2U CN201922353021U CN211147860U CN 211147860 U CN211147860 U CN 211147860U CN 201922353021 U CN201922353021 U CN 201922353021U CN 211147860 U CN211147860 U CN 211147860U
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- voltage cable
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Abstract
The utility model provides a wireless temperature measuring device of high voltage cable joint department, includes temperature measurement unit, data acquisition unit, data processing unit, data transmission unit and electric power storage unit, the temperature measurement unit is temperature sensing device, the data acquisition unit becomes temperature sensing device's output signal and becomes voltage signal transmission and give data processing unit, data processing unit is DSP central processing platform, can provide information such as temperature, electric power storage part electric quantity, radio channel for the backstage, data transmission unit can be wireless form, can be local area network deployment, also can pass through operator network transmission, data access unit and data transmission unit all have the electric power storage unit power supply, do not need the external power source power supply. The magnetic material is arranged in the device, so that the device has an adsorption function, and the bottom of the device is provided with a metal fence with a certain height.
Description
Technical Field
The utility model relates to a link, especially a wireless temperature measuring device of high voltage cable joint department of high voltage transmission of electricity in electric power system and other fields.
Background
In the link of high-voltage transmission in electric power system and other fields, the joint department of high-voltage cable needs to be connected two cables or high-voltage cable and equipment with a large amount of bolts, and this junction extremely easily takes place overheated phenomenon, when the temperature exceedes certain degree, causes huge harm to the safe operation of electric wire netting promptly, consequently needs to carry out real-time supervision to the temperature of joint department to know whether normal operating condition of transmission line. The monitoring is realized mainly by using a temperature sensor, and monitoring signals transmitted by the sensor are transmitted to the collecting equipment through the collector and are finally transmitted to the data center through wireless transmission.
The high-voltage cable has high requirements on a monitoring device due to the passing of strong current, and is always a difficult point:
1. electromagnetic compatibility: a need exists for a device that has excellent resistance to electromagnetic interference;
2. the installation problem is as follows: the high-voltage cable is required to be installed at the connection position, and the miniaturization and integrated design are required;
3. the power supply problem is as follows: the equipment cannot be powered by external power supply, and can only be powered by the electric storage unit, and the electric storage unit is replaceable;
4. problem of power consumption: the equipment cannot work in an external power supply mode, so that very high requirements are put on the power consumption of the device;
5. wireless data transmission requirements: the monitoring points are very many, and the wireless technology used is reliable in connection and has strong anti-electromagnetic interference capability.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problem, the utility model provides a wireless temperature measuring device of high-voltage cable joint department adopts technical scheme as follows:
the utility model provides a wireless temperature measuring device of high-voltage cable joint department for monitor the temperature of high-voltage cable joint department, including mounting structure and circuit structure, circuit structure integration is installed in the mounting structure, circuit structure includes:
the power storage unit is used for supplying power to the wireless temperature measuring device;
the temperature measuring unit is a temperature sensing device and is used for measuring temperature data at the joint of the high-voltage cable and outputting a signal;
the data acquisition unit is connected with the output end of the temperature sensing device and converts an output signal of the temperature sensing device into a voltage signal;
the data processing unit is connected with the power storage unit and the data acquisition unit and used for analyzing the voltage signal to obtain temperature data at the joint of the high-voltage cable and obtain the electric quantity of the power storage unit and wireless channel information;
the data sending unit transmits the information processed by the data processing unit through a wireless local area network or an operator network;
the mounting structure comprises a magnetic material unit, wherein the magnetic material unit is arranged at the bottom of the mounting structure, and the magnetic material is high-temperature resistant and has strong magnetism, so that the mounting structure can be adsorbed at the joint of the high-voltage cable.
Further, the mounting structure comprises a shell and an upper cover, the upper cover is connected with the shell through a screw, an antenna slot is formed in the shell, and an antenna is mounted in the antenna slot.
Furthermore, a circuit board and an electric power storage unit are installed in the shell, the circuit board is arranged at one end, far away from the upper cover, of the shell, a temperature measuring unit circuit, a data acquisition unit circuit, a data processing unit circuit and a wireless data transmitting unit circuit are arranged on the circuit board, and the wireless data transmitting unit circuit is connected with the antenna.
Furthermore, an isolating layer is arranged between the circuit board and the magnetic material.
Further, the data sending unit sends the information by adopting L ORA technology or Nb-IOT technology.
Furthermore, the wireless temperature measuring device at the joint of the high-voltage cable is arranged at the joint between the high-voltage cables or between the high-voltage cable and the electrical equipment.
By adopting the wireless temperature measuring device at the joint of the high-voltage cable, the temperature at the joint of the high-voltage cable can be monitored in real time, so that the state of the cable can be judged, and the installation of the device is very simple due to the arrangement of the magnetic material units, and a complex installation tool is not needed, so that the safety of personnel and equipment is ensured.
Drawings
FIG. 1 is a schematic system diagram of a wireless temperature measurement device at a high-voltage cable joint.
FIG. 2 is a schematic vertical section view of a wireless temperature measuring device mounting structure at a high-voltage cable joint
FIG. 3 is a top view of a wireless temperature measurement device mounting structure at a high voltage cable joint.
FIG. 4 is a bottom view of a wireless temperature measuring device mounting structure at a high voltage cable joint.
Wherein, 1-screw; 2-covering the upper cover; 3-an antenna slot; 4-an antenna; 5-an isolating layer; 6-a shell; 7-a storage battery; 8-a circuit board; 9-a magnetic material; 10-fence.
Detailed Description
The system schematic diagram of the wireless temperature measuring device at the high-voltage cable joint shown in fig. 1 is a circuit structure of the system, and comprises an electric storage unit, a temperature measuring unit, a data acquisition unit, a data processing unit, a data transmitting unit and an antenna, wherein the temperature measuring unit is a temperature sensing device, generally a temperature sensor, and is used for measuring temperature data at the high-voltage cable joint and outputting signals, the data acquisition unit is generally an a/D conversion circuit, is connected with an output end of the temperature sensing device, and is used for converting the output signals of the temperature sensing device into voltage signals and transmitting the voltage signals to the data processing unit, the data processing unit is a DSP central processing platform, is connected with the electric storage unit and the data acquisition unit, is provided with a data buffer, is used for analyzing the voltage signals to obtain the temperature data at the high-voltage cable joint, obtains electric quantity and wireless channel information of the electric storage unit, and provides temperature, electric quantity of the electric storage unit and wireless channel information for a background, the data transmitting unit can be local area wireless and can be transmitted through an operator network, the data transmitting unit can transmit the information processed by a local area network or an operator network, the wireless network, the data transmitting unit can be a wireless networking technology L, and can transmit the temperature data to the DSP central processing platform without limitation of the power consumption technology, and the temperature measuring device can transmit the temperature measuring technology to.
Fig. 2-4 are the mounting structure of this application, including casing 6 and upper cover 2, upper cover 2 passes through screw 1 and casing 6 fixed connection, be equipped with antenna groove 3 on the casing 6, install antenna 4 in the antenna groove 3. A circuit board 8 and a storage battery 7 are installed in the shell 6, the circuit board 8 is arranged at one end, far away from the upper cover 2, of the shell 6, a temperature measuring unit circuit, a data acquisition unit circuit, a data processing unit circuit and a wireless data transmitting unit circuit are arranged on the circuit board 8, and the wireless data transmitting unit circuit is connected with the antenna 4. Mounting structure includes the magnetic material unit, wherein the magnetic material unit is arranged in mounting structure's bottom, magnetic material 9 is high temperature resistant and have strong magnetism, makes mounting structure can adsorb in high-pressure cable joint department, in order to avoid the electromagnetic interference of magnetic material 9 to circuit board 8, be equipped with isolation layer 5 between circuit board 8 and the magnetic material 9. The bottom of the outside of the device is provided with a fence 10, so that the installation stability of the device is improved.
When using, install the high-voltage cable joint department wireless temperature measuring device of this application between the cable or the junction between cable and the electrical equipment, can realize carrying out real-time supervision to the temperature of high-voltage cable joint department.
The above description is only for the specific embodiments of the present invention, and the changes that can be easily conceived by those skilled in the art within the scope of the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a wireless temperature measuring device of high-voltage cable joint department for monitor the temperature of high-voltage cable joint department, characterized by includes mounting structure and circuit structure, circuit structure integration is installed in the mounting structure, circuit structure includes:
the power storage unit is used for supplying power to the wireless temperature measuring device;
the temperature measuring unit is a temperature sensing device and is used for measuring temperature data at the joint of the high-voltage cable and outputting a signal;
the data acquisition unit is connected with the output end of the temperature sensing device and converts an output signal of the temperature sensing device into a voltage signal;
the data processing unit is connected with the power storage unit and the data acquisition unit and used for analyzing the voltage signal to obtain temperature data at the joint of the high-voltage cable and obtain the electric quantity of the power storage unit and wireless channel information;
the data sending unit transmits the information processed by the data processing unit through a wireless local area network or an operator network;
the mounting structure comprises a magnetic material unit, wherein the magnetic material unit is arranged at the bottom of the mounting structure, and the magnetic material is high-temperature resistant and has strong magnetism, so that the mounting structure can be adsorbed at the joint of the high-voltage cable.
2. The wireless temperature measuring device at the joint of the high-voltage cable as claimed in claim 1, wherein:
the mounting structure comprises a shell and an upper cover, the upper cover is connected with the shell through a screw, an antenna slot is formed in the shell, and an antenna is mounted in the antenna slot.
3. The wireless temperature measuring device at the joint of the high-voltage cable as claimed in claim 2, wherein:
the temperature measuring and power storage device is characterized in that a circuit board and a power storage unit are installed in the shell, the circuit board is arranged at one end, far away from the upper cover, of the shell, a temperature measuring unit circuit, a data acquisition unit circuit, a data processing unit circuit and a wireless data transmitting unit circuit are arranged on the circuit board, and the wireless data transmitting unit circuit is connected with the antenna.
4. The wireless temperature measuring device at the joint of the high-voltage cable as claimed in claim 3, wherein:
an isolation layer is arranged between the circuit board and the magnetic material.
5. The wireless temperature measuring device at the joint of the high-voltage cable as claimed in any one of claims 1 to 4, wherein:
the data sending unit sends information by adopting L ORA technology or Nb-IOT technology.
6. The wireless temperature measuring device at the joint of the high-voltage cable as claimed in any one of claims 1 to 4, wherein: the wireless temperature measuring device at the joint of the high-voltage cable is arranged between the high-voltage cables or at the joint between the high-voltage cable and the electrical equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922353021.2U CN211147860U (en) | 2019-12-25 | 2019-12-25 | Wireless temperature measuring device at high-voltage cable joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922353021.2U CN211147860U (en) | 2019-12-25 | 2019-12-25 | Wireless temperature measuring device at high-voltage cable joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211147860U true CN211147860U (en) | 2020-07-31 |
Family
ID=71752845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922353021.2U Expired - Fee Related CN211147860U (en) | 2019-12-25 | 2019-12-25 | Wireless temperature measuring device at high-voltage cable joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211147860U (en) |
-
2019
- 2019-12-25 CN CN201922353021.2U patent/CN211147860U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200731 Termination date: 20211225 |