CN107064709A - Outdoor arrester - Google Patents

Abstract

The present invention provides an outdoor surge arrester, which is internally provided with: a tube core temperature detection unit for detecting the core temperature of the outdoor surge arrester; a leakage current detection unit for detecting the leakage current of the outdoor surge arrester; The number of lightning strike detection unit for the number of actions of the outdoor lightning arrester; and the wireless information interaction unit for sending and receiving information; the identity identification unit for identifying the identity information of the outdoor lightning arrester; for obtaining the leakage current of the outdoor lightning arrester for The power-taking and energy-storage unit powered by the connected unit, all of these unit modules are integrated with the outdoor lightning arrester in an integrated structure by embedding. It effectively solves various problems such as intelligent inspection, identification, long-term energy storage, and interchangeability with existing outdoor arresters, and greatly improves the performance of existing outdoor arresters.

Description

Outdoor lightning arrester

technical field

The invention relates to the field of lightning arresters, in particular to an outdoor lightning arrester for an intelligent distribution network.

Background technique

At this stage, the arrester itself does not have the function of detecting the operating status. In the power industry, it still relies on manual inspections to see if its appearance is damaged, and uses infrared detectors to detect its heating temperature and other methods for patrol inspection. This inspection method is easy to cause deviations in the inspection results due to the negligence of human work.

In addition, multiple lightning arresters are usually installed on one pole of the overhead line, and multiple lightning arresters are densely installed together, which will lead to the superposition of wireless signal interference at the same frequency. An outdoor lightning arrester for identification.

Furthermore, since the outdoor lightning arrester works in an all-weather outdoor environment, the requirements for the power supply are relatively high, how to ensure the long-term stable operation of the outdoor lightning arrester is also an important problem to be solved urgently.

Contents of the invention

In view of the above-mentioned shortcomings of the prior art, the object of the present invention is to provide an intelligent outdoor lightning arrester for solving the above-mentioned problems in the prior art.

In order to achieve the above purpose and other related purposes, the present invention provides an outdoor lightning arrester, the interior of the outdoor lightning arrester is provided with: a core temperature detection unit for detecting the core temperature of the outdoor lightning arrester; for detecting the outdoor lightning arrester A leakage current detection unit for the leakage current of the lightning arrester; a lightning strike detection unit for detecting the number of operations of the outdoor lightning arrester; and a wireless information interaction unit for sending and receiving information, wherein the wireless information interaction unit is connected to the tube One or more combinations of core temperature detection unit, leakage current detection unit, and lightning strike times detection unit. All these unit modules are integrated with the outdoor lightning arrester in an integrated structure by embedding. The interchangeability with existing common outdoor surge arresters is improved.

In an embodiment of the present invention, the wireless information interaction unit includes: a Bluetooth module, a WIFI module, or a ZIGBEE module.

In an embodiment of the present invention, the outdoor lightning arrester is further provided with: an identity identification unit for identifying the identity information of the outdoor lightning arrester.

In an embodiment of the present invention, the identity identification unit includes: a coded NFC tag, which is set at the upper blade or lower blade of the outdoor lightning arrester.

In an embodiment of the present invention, the interior of the outdoor lightning arrester is further provided with: a power-taking and energy-storage unit for obtaining leakage current of the outdoor lightning arrester to supply power to connected units, wherein the power-taking and energy-storage unit One or more combinations of the die temperature detection unit, the leakage current detection unit, the number of lightning strikes detection unit, the wireless information interaction unit, and the identity identification unit are connected.

In an embodiment of the present invention, the power-taking energy storage unit includes: a power-taking module and an energy-storage module connected to the power-taking module, and the power-taking module collects leakage current to supply the entire outdoor lightning arrester The working energy is stored by the energy storage module.

In an embodiment of the present invention, the energy storage module includes: a lithium battery.

In an embodiment of the present invention, the die temperature detecting unit includes: a temperature sensor.

In an embodiment of the present invention, the leakage current detection unit includes: a current transformer.

In an embodiment of the present invention, the detection unit for the number of lightning strikes includes: a discharge counter.

As mentioned above, the outdoor surge arrester of the present invention integrates micro-power consumption temperature, leakage current sensing chip, microprocessor chip and wireless communication chip inside the zinc oxide arrester to directly measure the arrester mandrel leakage current, spool temperature and The number of actions, and use the leakage current as the main working energy to supplement the electric energy of the embedded high-sensitivity energy storage device. When the distribution network loses power, the intelligent arrester still maintains the normal sensing working state for several months.

Description of drawings

FIG. 1 is a schematic structural diagram of an outdoor lightning arrester according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of an outdoor lightning arrester according to another embodiment of the present invention.

FIG. 3A is a schematic structural diagram of an outdoor lightning arrester according to another embodiment of the present invention.

FIG. 3B is a schematic structural diagram of an outdoor lightning arrester according to yet another embodiment of the present invention.

Component designation description

100 outdoor lightning arrester

101 Die temperature detection unit

102 Leakage current detection unit

103 Lightning strike detection unit

104 wireless information interaction unit

105 identity unit

106 Electric energy storage unit

detailed description

Embodiments of the present invention are described below through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the content disclosed in this specification. The present invention can also be implemented or applied through other different specific implementation modes, and various modifications or changes can be made to the details in this specification based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that, in the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

It should be noted that the diagrams provided in the following embodiments are only schematically illustrating the basic ideas of the present invention, and only the components related to the present invention are shown in the diagrams rather than the number, shape and shape of the components in actual implementation. Dimensional drawing, the type, quantity and proportion of each component can be changed arbitrarily during actual implementation, and the component layout type may also be more complicated.

Please refer to FIG. 1 , this embodiment provides an outdoor lightning arrester 100 , which is internally provided with: a die temperature detection unit 101 , a leakage current detection unit 102 , a lightning strike count detection unit 103 , and a wireless information interaction unit 104 . in:

The die temperature detection unit 101 can be a temperature sensor, which is used to detect the die temperature of the outdoor lightning arrester 100; the leakage current detection unit 102 can be a current transformer, which is used to detect the leakage current of the outdoor lightning arrester 100; Unit 103 can be a discharge counter, a lightning strike detection unit for detecting the number of times of action of the outdoor lightning arrester; the wireless information interaction unit 104 can be a Bluetooth module, a WIFI module, a ZIGBEE module, etc., connected to the die temperature detection unit 101 respectively , the leakage current detection unit 102, the number of lightning strikes detection unit 103, and the corresponding detection information of the unit connected to it is sent out, so that the information receiver can judge the working condition of the outdoor lightning arrester 100 through these detection information, so that there is no need for staff to go to On-site inspections greatly save human resources and improve detection efficiency.

Of course, the wireless information interaction unit 104 can also be used to receive communication instructions, and when receiving an instruction to send out detection information, then send out information such as die temperature, leakage current, and number of actions. It should be noted that, at this time, the outdoor lightning arrester 100 also includes a processing unit, such as: MCU, SOC, etc., respectively connected to the die temperature detection unit 101, the leakage current detection unit 102, the number of lightning strikes detection unit 103, the wireless information exchange The unit 104 can control the die temperature detection unit 101, the leakage current detection unit 102, and the number of lightning strikes detection unit 103 to detect corresponding parameter information, and can also obtain communication instructions through the wireless information interaction unit 104, so that the wireless information interaction unit 104 can send out Send the corresponding detection parameter information.

Please refer to FIG. 2 , in an embodiment, the outdoor lightning arrester 100 is further provided with an identification unit 105 for identifying the identity information of the outdoor lightning arrester 101 . Preferably, the identity identification unit 105 is an NFC tag, which is pasted near the upper blade or the lower blade of the outdoor lightning arrester 100 so as not to affect the insulation performance of the outdoor lightning arrester 100 . The NFC tag of each said outdoor lightning arrester 100 has a unique code, and when the staff installs a plurality of outdoor lightning arresters on site, the staff can wear electronic equipment with NFC function, for example: a smart bracelet with NFC function, a smart phone , tablet computer, etc., whenever an outdoor lightning arrester 100 is to be installed, the staff scans the NFC tag of the outdoor lightning arrester 100 to be installed with an electronic device with NFC function, thereby recording the coded information of the outdoor lightning arrester 100, and can also The current time, the location where the outdoor lightning arrester 100 is installed, the identity information of the staff, etc. are associated and stored, so that after all the outdoor lightning arresters 100 are installed, the associated data of each outdoor lightning arrester 100 is imported into the background database Storing is beneficial to identify the identity and location of each installed outdoor lightning arrester 100 later.

Please refer to Fig. 3A-3B, on the basis of the embodiment shown in Fig. 1 or Fig. 2, the interior of the outdoor lightning arrester 100 also includes a power-taking energy storage unit 106, which can be connected with the die temperature detection unit 101, the leakage current One or more of the detection unit 102 , the number of lightning strikes detection unit 103 , the wireless information interaction unit 104 , and the identification unit 105 are connected to provide electric energy for the connected units. In particular, the power-taking and energy-storage unit 106 obtains the leakage current of the outdoor lightning arrester 100 to supply power to connected units, so as to ensure that the outdoor lightning arrester 100 can work stably for a long time. Specifically, the power-taking and energy-storage unit 106 includes: a power-taking module and an energy-storage module (such as a lithium battery). The power acquisition module acquires the leakage current of the outdoor lightning arrester 100 and stores it in the energy storage module.

To sum up, the outdoor lightning arrester of the present invention effectively overcomes various shortcomings in the prior art and has high industrial application value.

The above-mentioned embodiments only illustrate the principles and effects of the present invention, but are not intended to limit the present invention. Anyone skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those skilled in the art without departing from the spirit and technical ideas disclosed in the present invention should still be covered by the claims of the present invention.

Claims (10)

1. a kind of outdoor arrester, it is characterised in that including：

For the die temperature detection unit for the die temperature for detecting the outdoor arrester；

For the leakage current detection unit for the leakage current for detecting the outdoor arrester；

For the number of lightning strokes detection unit for the action frequency for detecting the outdoor arrester；And,

For the wireless information interaction unit received and sent messages, wherein, the wireless information interaction unit connects the die temperature One or more combinations in detection unit, leakage current detection unit and number of lightning strokes detection unit；

Wherein, the die temperature detection unit, leakage current detection unit, number of lightning strokes detection unit and wireless messages are handed over Mutual unit is embedded in inside the outdoor arrester, with the outdoor arrester formation integral structure.

2. outdoor arrester according to claim 1, it is characterised in that the wireless information interaction unit includes：Bluetooth Module, WIFI module or ZIGBEE modules.

3. outdoor arrester according to claim 1, it is characterised in that the inside of the outdoor arrester is additionally provided with： For the identity unit for the identity information for identifying the outdoor arrester.

4. outdoor arrester according to claim 3, it is characterised in that the identity unit includes：With coding NFC label, be arranged at the blade of the outdoor arrester or lower blade position.

5. the outdoor arrester according to claim 1 or 3, it is characterised in that the inside of the outdoor arrester is also set up Have：For obtaining the power taking energy-storage units that the leakage current of the outdoor arrester is powered come the unit for connection, wherein, it is described Power taking energy-storage units connect the die temperature detection unit, leakage current detection unit, number of lightning strokes detection unit, wireless communication Cease one or more combinations in interactive unit and identity unit.

6. outdoor arrester according to claim 5, it is characterised in that the power taking energy-storage units include：Electricity-fetching module, And the energy-storage module being connected with the electricity-fetching module, the electricity-fetching module collection leakage current is to be used as the whole open air of supply The operating power source of arrester, so that the energy-storage module is stored.

7. outdoor arrester according to claim 6, it is characterised in that the energy-storage module includes：Lithium battery.

8. outdoor arrester according to claim 1, it is characterised in that the die temperature detection unit includes：Temperature Sensor.

9. outdoor arrester according to claim 1, it is characterised in that the leakage current detection unit includes：Electric current Transformer.

10. outdoor arrester according to claim 1, it is characterised in that the number of lightning strokes detection unit includes：Electric discharge Counter.