CN216899345U - Cable joint temperature measuring device - Google Patents
Cable joint temperature measuring device Download PDFInfo
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- CN216899345U CN216899345U CN202220221065.9U CN202220221065U CN216899345U CN 216899345 U CN216899345 U CN 216899345U CN 202220221065 U CN202220221065 U CN 202220221065U CN 216899345 U CN216899345 U CN 216899345U
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- temperature
- cable joint
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- equipment
- microprocessor
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
Abstract
The utility model relates to the technical field of cable joint temperature acquisition and wireless transmission, and discloses a cable joint temperature measuring device which comprises a microprocessor, a temperature acquisition unit, an event trigger interface, a wireless transmission module and a battery management unit, wherein the microprocessor is respectively connected with the temperature acquisition unit, the event trigger interface, the wireless transmission module and the battery management unit, the microprocessor is used for a logic main control part of the device, the temperature acquisition unit comprises a temperature sensor and an acquisition interface chip and is responsible for providing data acquisition support for the temperature at the cable joint, the event trigger interface is reserved for equipment to be an external equipment trigger interface, the wireless transmission module is a wireless data transmission communication module of the equipment, and the battery management unit provides a charging interface of a battery and performs over-discharge protection; the problem of among the prior art cable joint's temperature monitoring to improving cable run safety and stability operation is solved.
Description
Technical Field
The utility model relates to the technical field of cable joint temperature acquisition and wireless transmission, in particular to a cable joint temperature measuring device.
Background
Generally, the bus joint of the electromechanical power distribution cabinet is a load current convergence output end of electronic electric equipment, and if the cable at the bus joint is not firmly contacted or the joint material is selected wrongly, the contact resistance at the joint is easily increased. As the load devices are added to work in succession, the total load current increases, which will cause the temperature at the joint to rise, thereby exacerbating and degrading the joint contact terminals. Under the condition that the cable joint is not monitored and controlled, a vicious circle is formed, and finally, the cable is inevitably on fire, so that accidental loss is caused. Therefore, the temperature monitoring of the cable joint has important significance for improving the safe and stable operation of a cable line.
Disclosure of Invention
The utility model provides a cable joint temperature measuring device which has the advantages of easiness in disassembly and assembly and no accidental loss, and solves the problem of improving the safe and stable operation of a cable line by monitoring the temperature of a cable joint in the prior art.
The utility model provides the following technical scheme: a cable joint temperature measuring device comprises a microprocessor, a temperature acquisition unit, an event trigger interface, a wireless transmission module and a battery management unit, wherein the microprocessor is respectively connected with the temperature acquisition unit, the event trigger interface, the wireless transmission module and the battery management unit, the microprocessor has a low-power consumption sleep function and is used for a logic main control part of the device, the temperature acquisition unit comprises a temperature sensor and an acquisition interface chip and is responsible for providing data acquisition support for the temperature at the cable joint, the event trigger interface is reserved for an external equipment trigger interface for equipment and is used for rapidly waking up the equipment, measuring the temperature of the cable and providing an external equipment alarm event, the wireless transmission module is an equipment wireless data transmission communication module, and the battery management unit provides a charging interface of a battery, and over-discharge protection is performed.
Preferably, the microprocessor supports wireless data communication and is used for background monitoring management and firmware over-the-air upgrading.
Preferably, the event trigger interface supports external event triggering and alarm event output, and the external event comprises a temperature control relay, a fire alarm device and a smoke sensing device; the output alarm event comprises an audible and visual alarm, a circuit breaker and an alarm protection device supporting the output of the dry contact.
Preferably, the battery management unit can perform charging management and battery over-discharge protection on the device, so that the device has a cyclic long-term use function.
The utility model has the following beneficial effects:
the cable joint temperature measuring device provided by the utility model adopts a built-in battery power supply mode and wireless data transmission communication, and avoids introducing secondary wiring interference and influencing the reliable operation of the cable as much as possible. At the same time, the device is provided with a battery management unit, which allows the device to be aligned for charging and recycling under the condition of feeding. The interface of the temperature acquisition unit of the device adopts an easy-to-plug interface, so that the disassembly and the installation of the field temperature probe and the main control device are easy to realize. The device provides an external event trigger interface that allows other external devices to trigger the device to sample and transmit wireless data. In addition, the device also provides a dry contact alarm event output interface for supporting the processing of alarm events.
Drawings
FIG. 1 is a schematic structural diagram of a cable joint temperature measuring device according to the present invention;
FIG. 2 is a schematic diagram of the operation of the cable joint temperature measuring device of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-2, a cable joint temperature measuring device includes a microprocessor, a temperature acquisition unit, an event trigger interface, a wireless transmission module, and a battery management unit.
The microprocessor is connected with the temperature acquisition unit, the event trigger interface, the wireless transmission module and the battery management unit respectively, has a low-power-consumption sleep function and is a logic main control part of the device. The temperature acquisition unit comprises a temperature sensor and an acquisition interface chip and is responsible for providing data acquisition support for the temperature at the cable joint. The event trigger interface is reserved for the equipment and is used for rapidly awakening the equipment, measuring the temperature of the cable and providing an external equipment alarm event. The wireless transmission module is a device wireless data transmission communication module; the battery management unit is an equipment battery management module and provides functions of a charging interface, over-discharge protection and the like of the battery.
The microprocessor supports wireless data communication and is used for background monitoring management and firmware over-the-air upgrading.
The event trigger interface supports external event triggering and alarm event output, and the external event comprises a temperature control relay, a fire alarm device and a smoke sensing device; the output alarm event comprises an audible and visual alarm, a circuit breaker and an alarm protection device supporting the output of the dry contact.
The battery management unit can perform charging management and battery over-discharge protection on the device, so that the device has the functions of recycling and long-term use, and the cable temperature measuring device provided by the utility model supports the functions of wireless transmission, battery charging management, external event triggering wakeup, temperature overrun triggering dry contact and the like. The device repeatedly performs the following cycle: the equipment is powered on, then temperature acquisition is carried out on the temperature sensor, the acquisition is completed according to whether the sampling value and the threshold value are out of limit, if so, the dry contact acts, and warning information is sent out; the dry contact interface may be used for user-defined alarm event operation. The device then transmits the temperature data to a monitoring center in a wireless mode, and then enters a sleep mode to wait for the next awakening period; when the device is in a sleep state, if an external event triggers, the device immediately wakes up, and the above circulation flow is carried out. When the device feeds power, the monitoring center can inquire the battery alarm event through the background in time; the monitoring center can inform maintenance personnel to plug the device and charge, and the original cable joint can be continuously monitored after the charging is finished and the plugging device is connected back to a remote place.
Claims (4)
1. The utility model provides a cable joint temperature measuring device which characterized in that: including microprocessor, temperature acquisition unit, event trigger interface, wireless transmission module and battery management unit, microprocessor respectively with the temperature acquisition unit the event trigger interface wireless transmission module with the battery management unit is connected, microprocessor possesses low-power consumption dormancy function for the logic main control part of device, the temperature acquisition unit includes temperature sensor and collection interface chip, is responsible for providing data acquisition support to the temperature of cable joint department, the event trigger interface reserves for external equipment for equipment triggers the interface for the fast wake-up equipment carries out the temperature measurement and provides external equipment alarm event to the cable, wireless transmission module is equipment wireless data transmission communication module, the battery management unit provides the interface that charges of battery to put the protection excessively.
2. The cable joint temperature measuring device according to claim 1, wherein: the microprocessor supports wireless data communication and is used for background monitoring management and firmware over-the-air upgrading.
3. The cable joint temperature measuring device according to claim 1, wherein: the event trigger interface supports external event trigger and output alarm events, and the external events comprise a temperature control relay, fire alarm equipment and smoke sensing equipment; the output alarm event comprises an audible and visual alarm, a circuit breaker and an alarm protection device supporting the output of the dry contact.
4. The cable joint temperature measuring device according to claim 1, wherein: the battery management unit can carry out charging management and battery over-discharge protection on the device, so that the device has a circulating long-term use function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220221065.9U CN216899345U (en) | 2022-01-26 | 2022-01-26 | Cable joint temperature measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220221065.9U CN216899345U (en) | 2022-01-26 | 2022-01-26 | Cable joint temperature measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216899345U true CN216899345U (en) | 2022-07-05 |
Family
ID=82183767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220221065.9U Active CN216899345U (en) | 2022-01-26 | 2022-01-26 | Cable joint temperature measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216899345U (en) |
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2022
- 2022-01-26 CN CN202220221065.9U patent/CN216899345U/en active Active
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