CN211790742U - Surge protector with intelligent box - Google Patents
Surge protector with intelligent box Download PDFInfo
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- CN211790742U CN211790742U CN201922339120.5U CN201922339120U CN211790742U CN 211790742 U CN211790742 U CN 211790742U CN 201922339120 U CN201922339120 U CN 201922339120U CN 211790742 U CN211790742 U CN 211790742U
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Abstract
The utility model provides a surge protector with an intelligent box, which comprises an intelligent box, wherein the intelligent box is arranged in a SPD, and a fusing monitoring module, a tripping monitoring module, a communication module and an MCU module are arranged in the intelligent box; the fusing monitoring module, the tripping monitoring module and the communication module are all connected with the MCU module; the fusing monitoring module and the tripping monitoring module are connected with the lightning protection element; the fusing monitoring module and the tripping monitoring module are connected with the communication module to realize remote alarm; and the MCU module is used for receiving the alarm signals of the fusing monitoring module and the tripping monitoring module and carrying out data analysis and processing on the received alarm signals so as to determine the working state of the SPD. The utility model has the advantages that: the fuse monitoring module, the trip monitoring module and the communication module are used in a matched mode, so that the remote alarm functions of fusing and thermal tripping are realized; the service life early warning module of the lightning protection element is arranged, and the deterioration condition and the residual service life of the SPD are predicted through temperature data acquired by the temperature sensor.
Description
Technical Field
The utility model belongs to the technical field of low-voltage apparatus, concretely relates to surge protector with intelligence box.
Background
Surge Protectors (SPDs) are devices used for surge protection of power and signal devices, and are indispensable devices in low-voltage power distribution systems.
At present, in a low-voltage distribution environment, a voltage-limiting surge protector is most commonly used, and a piezoresistor with the advantages of quick response, low residual voltage, high impact resistance and the like is adopted as a lightning protection element for surge protection. However, the characteristics of the piezoresistor have the defects of easy deterioration, unstable deterioration state, discontinuous resistance value change and the like, so that the piezoresistor is deteriorated after multiple lightning strokes or surge impacts, leakage current is generated, and heat is generated at the same time; the piezoresistor may cause fire and other dangers due to conduction and heating; in the prior art, a thermal tripping device based on the principle that low-temperature solder meets high-temperature melting is arranged at a pin of a piezoresistor, when the piezoresistor generates heat, the temperature is transferred to a low-temperature welding point, the solder melts to enable a thermal tripping mechanism connected with the welding point to act, and then a piezoresistor channel is broken to enable a circuit to be separated from danger; the existing Surge Protector (SPD) can only realize local alarm of thermal tripping and has no remote alarm function of thermal tripping;
the fuse is an electric appliance which fuses a melt by heat generated by the fuse after the current exceeds a specified value for a period of time, and breaks a circuit. Usually, a fuse is usually used as an independent device to be connected in series with a Surge Protector (SPD), a connecting line is complex, residual voltage is high, a protection effect is not ideal, and whether the fuse is fused or not is not explicitly indicated. At present, a few Surge Protectors (SPDs) adopt a structure that a fuse is connected with a lightning protection element in series, the lightning protection element is degraded, the resistance of the lightning protection element is reduced, when power frequency short-circuit current occurs in a circuit, the circuit of the fuse and the lightning protection element generates a large amount of heat through large current to fuse a melt, a lightning protection unit is isolated and cut off, the circuit is separated from danger, and whether the fuse is fused or not is not clearly indicated;
the existing Surge Protector (SPD) is not provided with an intelligent box, does not have a thermal trip remote alarm function, and also does not have a fusing local alarm function and a remote alarm function, so that people can monitor the working state of the SPD accurately and realize remote alarm.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a surge protector with an intelligent box, which is mainly used for monitoring the working state of SPD, and is provided with a fusing monitoring module, a tripping monitoring module and a communication module which are used in a matching way, thereby realizing the remote alarm function of fusing and thermal tripping; the service life early warning module of the lightning protection element is arranged, and the deterioration condition and the residual service life of the SPD are predicted by monitoring temperature data acquired by the temperature sensor; the whole monitoring precision is high, the response is sensitive, and the surge protection device can be timely separated from the circuit, so that the dual functions of monitoring, alarming, controlling and preventing are realized.
The surge protector with the intelligent box is characterized by comprising the intelligent box, wherein the intelligent box is arranged in the SPD, a circuit board is arranged in the intelligent box, and a fusing monitoring module, a tripping monitoring module, a communication module and an MCU module are arranged on the circuit board;
the fusing monitoring module, the tripping monitoring module and the communication module are all connected with the MCU module.
The fusing monitoring module is used for receiving a fusing alarm signal and sending the fusing alarm signal to the MCU module;
and the tripping monitoring module is used for receiving a tripping alarm signal and sending the tripping alarm signal to the MCU module.
Furthermore, the MCU module is configured to receive alarm signals of the fusing monitoring module and the tripping monitoring module, and perform data analysis processing on the received alarm signals to determine a working state of the SPD;
the communication module is in communication connection with the upper computer to realize remote alarm;
furthermore, the intelligent box is connected with the SPD through a detachable structure, the SPD comprises a module head assembly and a base assembly, the module head assembly is connected with the base assembly, the module head assembly comprises a module head, and the module head comprises a fuse and a lightning protection element which are connected in series.
Furthermore, the module head further comprises a fusing alarm unit, the fusing alarm unit is connected with the fuse in parallel, the fusing alarm unit sends a fusing alarm signal, the fusing monitoring module receives the fusing alarm signal and sends the fusing alarm signal to the MCU module, and the MCU module realizes remote alarm through the communication module.
Further, the fusing alarm unit comprises a first fusing alarm lamp, and the first fusing alarm lamp is connected with the fuse in parallel;
the fusing monitoring module comprises a second fusing alarm lamp and a photosensitive sensor, the second fusing alarm lamp is connected with the first fusing alarm lamp in parallel or in series, and the second fusing alarm lamp faces the photosensitive sensor;
the fuse is fused, the first fusing alarm lamp and the second fusing alarm lamp emit light, and the first fusing alarm lamp emits light to alarm to realize local fusing alarm;
the second fusing alarm lamp emits light, the photosensitive sensor monitors a light emitting signal of the second fusing alarm lamp and converts the light emitting signal into an electric signal to be sent to the MCU module, and the MCU module sends the electric signal to the communication module to realize fusing remote alarm.
The module head further comprises a welding frame and an ejector rod, the welding frame is connected with a pressure-sensitive electrode plate of the lightning protection element and an ejector rod welding foot through welding flux, the welding frame is connected with the ejector rod, and the ejector rod is in contact connection with the turning plate;
the tripping monitoring module comprises a travel switch, and the ejector rod is in contact connection with the travel switch;
when the SPD has fault current, the lightning protection element generates heat, the temperature is transmitted to a welding flux, the welding frame is tripped, and the ejector rod drives the turnover plate to turn over, so that local tripping alarm is realized;
the ejector rod triggers the travel switch to alarm, the travel switch is connected with the MCU module, and the MCU module realizes tripping remote alarm through the communication module.
Furthermore, the circuit board also comprises a lightning protection element life early warning module, and the lightning protection element life early warning module predicts the residual life of the lightning protection element according to the temperature condition of the lightning protection element;
the module head further comprises a temperature sensor, and the temperature sensor is arranged in the lightning protection element;
the lightning protection element life early warning module comprises a thermosensitive element and a probe, the temperature sensor, the thermosensitive element and the probe are sequentially connected, the temperature sensor monitors temperature data of the lightning protection element and transmits the temperature data to the probe through the thermosensitive element, the probe is connected with the MCU module, and the MCU module realizes the long-range early warning of the service life of the lightning protection element through the communication module.
Further, the smart box is disposed within the base assembly.
The base component comprises an upper base component and a lower base component, and the upper base component and the lower base component are detachably connected.
Further, the smart box is disposed within the upper base assembly or the lower base assembly.
Further, the module head assembly comprises the module head and the intelligent box which are arranged in parallel.
The utility model has the advantages that: the integrated structure is reasonable in design, and the fusing monitoring module, the tripping monitoring module and the communication module are arranged, so that fusing, thermal tripping local alarm and remote alarm functions are realized; the lightning protection element service life early warning module is arranged, the working state and the deterioration condition of the SPD are predicted through temperature data collected by the temperature sensor, the monitoring precision is high, the response is sensitive, a surge protection device can be timely separated from a circuit, and the dual functions of monitoring, alarming, controlling and preventing are realized.
Drawings
Fig. 1 is a block diagram of the smart box according to embodiments 1, 2, and 3 of the present invention;
fig. 2 is a schematic structural diagram of an SPD according to embodiment 2 of the present invention;
fig. 3 is a schematic structural diagram of a module head according to embodiment 2 of the present invention;
fig. 4 is a schematic structural diagram of a fusing monitoring module according to embodiment 2 of the present invention;
fig. 5 is a schematic structural diagram of a module head and an intelligent box according to embodiment 3 of the present invention;
fig. 6 is a block diagram of the smart box according to embodiments 4 and 5 of the present invention;
fig. 7 is a schematic structural diagram of a module head and an intelligent box according to embodiment 5 of the present invention;
fig. 8 is a schematic structural diagram of a life warning module of a lightning protection element according to embodiment 5 of the present invention;
fig. 9 is a schematic structural diagram of an intelligent box according to embodiment 5 of the present invention;
fig. 10 is a schematic structural diagram of an SPD according to embodiment 6 of the present invention;
fig. 11 is a schematic structural diagram of an SPD according to embodiment 7 of the present invention;
fig. 12 is a schematic structural diagram of an SPD according to embodiment 8 of the present invention;
description of reference numerals:
1. the intelligent box comprises a intelligent box body 1-1, a shell body 1-1-1, a detachable structure 1-2, a circuit board 1-2-1, a fusing monitoring module 1-2-1-1, a second fusing alarm lamp 1-2-1-2, a photosensitive sensor 1-2-2, a tripping monitoring module 1-2-3, a lightning protection element service life early warning module 1-2-3-1, a thermosensitive element 1-2-3-2, a probe 1-2-4, a power supply module 1-2-5, a communication module 2, an SPD 2-1, a module head assembly 2-1-1, a module head 2-1-1, a lightning protection element 2-1-1-2, 2-1-1-3 parts of a fuse protector, 2-1-1-4 parts of a fusing alarm unit, 2-1-1-5 parts of a welding frame, 2-1-1-6 parts of a push rod, 2-1-1-6 parts of a turning plate, 2-1-1-7 parts of a pressure-sensitive electrode plate, 2-1-1-8 parts of a push rod welding foot, 2-1-1-9 parts of a touch rod, 2-1-1-10 parts of a temperature sensor, 2-2 parts of a base assembly, 2-2-1 parts of an upper base assembly, 2-2-2 parts of a lower base assembly.
Detailed Description
The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings.
The surge protector with the intelligent box comprises an intelligent box 1, wherein the intelligent box 1 is arranged in an SPD 2, a circuit board 1-2 is arranged in the intelligent box 1, and a fusing monitoring module 1-2-1, a tripping monitoring module 1-2-2, a communication module 1-2-5 and an MCU module are arranged on the circuit board 1-2;
the fusing monitoring module 1-2-1, the tripping monitoring module 1-2-2 and the communication module 1-2-5 are all connected with the MCU module.
The fusing monitoring module 1-2-1 is used for receiving a fusing alarm signal and sending the fusing alarm signal to the MCU module; and the tripping monitoring module 1-2-2 is used for receiving a tripping alarm signal and sending the tripping alarm signal to the MCU module.
The MCU module is used for receiving alarm signals of the fusing monitoring module 1-2-1 and the tripping monitoring module 1-2-2 and analyzing and processing the received alarm signals to determine the working state of the SPD 2;
the communication module 1-2-5 is in communication connection with an upper computer to realize remote alarm;
the integrated structure is reasonable in design, the fusing monitoring module 1-2-1, the tripping monitoring module 1-2-2 and the communication module 1-2-5 are used in a matched mode, and the communication module 1-2-5 is in communication connection with an upper computer to achieve fusing and tripping remote alarm functions.
The shell 1-1 of the intelligent box 1 is connected with the SPD 2 through a detachable structure 1-1-1. The buckle connection structure can be adopted, and the maintenance, the replacement and the debugging of the intelligent box 1 are facilitated.
The SPD 2 comprises a module head 2-1-1 and a base component 2-2, the module head 2-1-1 is connected with the base component 2-2, the module head 2-1-1 comprises a module head 2-1-1, and the module head 2-1-1 comprises a lightning protection element 2-1-1-1 and a fuse 2-1-1-2 which are connected in series. When the lightning protection element 2-1-1-1 is degraded, the resistance of the lightning protection element is reduced, the current passing through the fuse 2-1-1-2 and the lightning protection element 2-1-1-1 is increased, a large amount of heat is generated to fuse the melt, and the lightning protection unit is isolated and cut off, so that the circuit is separated from danger.
The module head 2-1-1 further comprises a fusing alarm unit 2-1-1-3, the fusing alarm unit 2-1-1-3 is connected with the fuse 2-1-1-2 in parallel, the fusing alarm unit 2-1-1-3 sends fusing alarm signals, the fusing monitoring module 1-2-1 receives the fusing alarm signals and sends the fusing alarm signals to the MCU module, and the MCU module realizes remote alarm through the communication module 1-2-5.
The fusing alarm unit comprises a first fusing alarm lamp which is connected with the fuse 2-1-1-2 in parallel;
the fusing monitoring module 1-2-1 comprises a second fusing alarm lamp 1-2-1-1 and a photosensitive sensor 1-2-1-2, the second fusing alarm lamp 1-2-1-1 is connected with the first fusing alarm lamp in parallel or in series, and the second fusing alarm lamp 1-2-1-1 is arranged towards the photosensitive sensor 1-2-1-2;
the fuse 2-1-1-2 is fused, the first fusing alarm lamp and the second fusing alarm lamp 1-2-1-1 emit light, and the first fusing alarm lamp emits light to alarm to realize local fusing alarm;
the second fusing alarm lamp 1-2-1-1 emits light, and the photosensitive sensor 1-2-1-2 monitors a light emitting signal of the second fusing alarm lamp, converts the light emitting signal into an electric signal and sends the electric signal to the communication module 1-2-5 to realize fusing remote alarm.
The module head 2-1-1 also comprises a tripping mechanism, the tripping mechanism comprises a welding frame 2-1-1-4 and a mandril 2-1-1-5, the welding frame 2-1-1-4 is connected with a pressure-sensitive electrode plate 2-1-1-7 of the lightning protection element 2-1-1-1 and a mandril soldering lug 2-1-1-8 through welding flux, the welding frame 2-1-1-4 is connected with the mandril 2-1-1-5, and the mandril 2-1-1-5 is in contact connection with the turning plate 2-1-1-6;
the trip monitoring module 1-2-2 comprises a travel switch, a top rod 2-1-1-5 is in contact connection with the travel switch, and the top rod 2-1-1-5 is provided with a touch rod 2-1-1-9.
When the SPD 2 has fault current, the piezoresistor heats, the temperature is transmitted to a solder welding point, the welding frame 2-1-1-4 is tripped, the ejector rod 2-1-1-5 drives the turning plate 2-1-1-6 to turn over, and the local tripping alarm is realized;
the touch rod 2-1-1-9 of the ejector rod 2-1-1-5 triggers a travel switch to alarm, the travel switch is connected with the MCU module, and the MCU module realizes tripping remote alarm through the communication module 1-2-5.
The circuit board 1-2 also comprises a lightning protection element life early warning module 1-2-3, and the lightning protection element life early warning module 1-2-3 predicts the life of the lightning protection element according to the temperature condition of the monitoring lightning protection element;
the module head 2-1-1 also comprises a temperature sensor 2-1-1-10, and the temperature sensor 2-1-1-10 is arranged in the lightning protection element 2-1-1-1;
the lightning protection element service life early warning module 1-2-3 comprises a thermosensitive element 1-2-3-1, a probe 1-2-3-2, a temperature sensor 2-1-1-10, a thermosensitive element 1-2-3-1 and a probe 1-2-3-2 which are sequentially connected, and the thermosensitive element 1-2-3-1 adopts a thermosensitive copper sheet, so that the heat transfer efficiency is high, and the production and molding are easy; the temperature sensor 2-1-1-10 monitors temperature data of the lightning protection element 2-1-1-1 and transmits the temperature data to the probe 1-2-3-2 through the thermosensitive element 1-2-3-1, the probe 1-2-3-2 is connected with the MCU module, and the MCU module realizes remote alarm of the service life of the lightning protection element 2-1-1-1 through the communication module 1-2-5.
The base component 2-2 comprises an upper base component 2-2-1 and a lower base component 2-2-2-2, and the upper base component 2-2-1 is detachably connected with the lower base component 2-2-2-2.
The intelligent box 1 is arranged in the upper base component 2-2-1 or the lower base component 2-2-2-2.
The module head 2-1-1 comprises a module head 2-1-1 and an intelligent box 1 which are arranged in parallel.
Example 1
Fig. 1 is a block diagram of an intelligent box according to embodiment 1 of the present invention;
the surge protector with the intelligent box comprises an intelligent box 1, wherein the intelligent box 1 is arranged in an SPD 2, a circuit board 1-2 is arranged in the intelligent box 1, and a fusing monitoring module 1-2-1, a tripping monitoring module 1-2-2, a communication module 1-2-5 and an MCU module are arranged on the circuit board 1-2;
the fusing monitoring module 1-2-1, the tripping monitoring module 1-2-2 and the communication module 1-2-5 are all connected with the MCU module. The fusing monitoring module 1-2-1 is used for receiving a fusing alarm signal and sending the fusing alarm signal to the MCU module; and the tripping monitoring module 1-2-2 is used for receiving a tripping alarm signal and sending the tripping alarm signal to the MCU module.
The MCU module is used for receiving alarm signals of the fusing monitoring module 1-2-1 and the tripping monitoring module 1-2-2 and analyzing and processing the received alarm signals to determine the working state of the SPD 2;
the communication module 1-2-5 is in communication connection with an upper computer to realize remote alarm;
the integrated structure is reasonable in design, the fusing monitoring module 1-2-1, the tripping monitoring module 1-2-2 and the communication module 1-2-5 are used in a matched mode, and the communication module 1-2-5 is in communication connection with an upper computer to achieve fusing and tripping remote alarm functions.
Example 2
The surge protector with the intelligent box comprises an intelligent box 1, wherein the intelligent box 1 is arranged in an SPD 2, a circuit board 1-2 is arranged in the intelligent box 1, and a fusing monitoring module 1-2-1, a tripping monitoring module 1-2-2, a communication module 1-2-5 and an MCU module are arranged on the circuit board 1-2;
the fusing monitoring module 1-2-1, the tripping monitoring module 1-2-2 and the communication module 1-2-5 are all connected with the MCU module.
The fusing monitoring module 1-2-1 is used for fusing alarm of the fuse 2-1-1-2;
and the tripping monitoring module 1-2-2 is used for tripping and alarming of the tripping mechanism.
The MCU module is used for receiving alarm signals of the fusing monitoring module 1-2-1 and the tripping monitoring module 1-2-2 and analyzing and processing the received alarm signals to determine the working state of the SPD 2;
the communication module 1-2-5 is in communication connection with an upper computer to realize remote alarm;
the integrated structure is reasonable in design, the fusing monitoring module 1-2-1, the tripping monitoring module 1-2-2 and the communication module 1-2-5 are used in a matched mode, and the communication module 1-2-5 is in communication connection with an upper computer to achieve fusing and tripping remote alarm functions.
Fig. 2 is a schematic structural diagram of an SPD according to embodiment 2 of the present invention; fig. 3 is a schematic structural diagram of a module head according to embodiment 2 of the present invention;
the SPD 2 comprises a module head assembly 2-1 and a base assembly 2-2, the module head assembly 2-1 is connected with the base assembly 2-2, the module head assembly 2-1 comprises a module head 2-1-1, and the module head 2-1-1 comprises a fuse 2-1-1-2 and a lightning protection element 2-1-1-1 which are connected in series. When the lightning protection element 2-1-1-1 is degraded, the resistance of the lightning protection element is reduced, the current passing through the fuse 2-1-1-2 and the lightning protection element 2-1-1-1 is increased, a large amount of heat is generated to fuse the melt, and the lightning protection unit is isolated and cut off, so that the circuit is separated from danger.
The module head 2-1-1 further comprises a fusing alarm unit 2-1-1-3, the fusing alarm unit 2-1-1-3 is connected with the fuse 2-1-1-2 in parallel, the fusing alarm unit 2-1-1-3 sends fusing alarm signals, the fusing monitoring module 1-2-1 receives the fusing alarm signals and sends the fusing alarm signals to the MCU module, and the MCU module realizes remote alarm through the communication module 1-2-5.
The fusing alarm unit comprises a first fusing alarm lamp which is connected with the fuse 2-1-1-2 in parallel;
fig. 4 is a schematic structural diagram of a fusing monitoring module according to embodiment 2 of the present invention;
the fusing monitoring module 1-2-1 comprises a second fusing alarm lamp 1-2-1-1 and a photosensitive sensor 1-2-1-2, the second fusing alarm lamp 1-2-1-1 is connected with the first fusing alarm lamp in parallel or in series, and the second fusing alarm lamp 1-2-1-1 is arranged towards the photosensitive sensor 1-2-1-2;
the fuse 2-1-1-2 is fused, the first fusing alarm lamp and the second fusing alarm lamp 1-2-1-1 emit light, the first fusing monitoring lamp emits light to alarm, and local fusing alarm is achieved;
the second fusing alarm lamp 1-2-1-1 emits light, and the photosensitive sensor 1-2-1-2 monitors a light emitting signal of the second fusing alarm lamp, converts the light emitting signal into an electric signal and sends the electric signal to the communication module 1-2-5 to realize fusing remote alarm.
Example 3
The surge protector with the intelligent box comprises an intelligent box 1, wherein the intelligent box 1 is arranged in an SPD 2, a circuit board 1-2 is arranged in the intelligent box 1, and a fusing monitoring module 1-2-1, a tripping monitoring module 1-2-2, a communication module 1-2-5 and an MCU module are arranged on the circuit board 1-2;
the fusing monitoring module 1-2-1, the tripping monitoring module 1-2-2 and the communication module 1-2-5 are all connected with the MCU module.
The fusing monitoring module 1-2-1 is used for receiving a fusing alarm signal and sending the fusing alarm signal to the MCU module; and the tripping monitoring module 1-2-2 is used for receiving a tripping alarm signal and sending the tripping alarm signal to the MCU module.
The MCU module is used for receiving alarm signals of the fusing monitoring module 1-2-1 and the tripping monitoring module 1-2-2 and analyzing and processing the received alarm signals to determine the working state of the SPD 2;
the communication module 1-2-5 is in communication connection with an upper computer to realize remote alarm;
the integrated structure is reasonable in design, the fusing monitoring module 1-2-1, the tripping monitoring module 1-2-2 and the communication module 1-2-5 are used in a matched mode, and the communication module 1-2-5 is in communication connection with an upper computer to achieve fusing and tripping remote alarm functions.
The intelligent box 1 is connected with the SPD 2 through a detachable structure 1-1-1. The maintenance, the replacement and the debugging of the intelligent box 1 are convenient.
Fig. 5 is a schematic structural diagram of a module head according to embodiment 3 of the present invention;
the SPD 2 comprises a module head assembly 2-1 and a base assembly 2-2, the module head assembly 2-1 is connected with the base assembly 2-2, the module head assembly 2-1 comprises a module head 2-1-1, and the module head 2-1-1 comprises a fuse 2-1-1-2 and a lightning protection element 2-1-1-1 which are connected in series. When the lightning protection element 2-1-1-1 is degraded, the resistance of the lightning protection element is reduced, the current passing through the fuse 2-1-1-2 and the lightning protection element 2-1-1-1 is increased, a large amount of heat is generated to fuse the melt, and the lightning protection unit is isolated and cut off.
The module head 2-1-1 further comprises a fusing alarm unit 2-1-1-3, the fusing alarm unit 2-1-1-3 is connected with the fuse 2-1-1-2 in parallel, the fusing alarm unit 2-1-1-3 sends fusing alarm signals, the fusing monitoring module 1-2-1 receives the fusing alarm signals and sends the fusing alarm signals to the MCU module, and the MCU module realizes remote alarm through the communication module 1-2-5.
The fusing alarm unit comprises a first fusing monitoring lamp which is connected with the fuse 2-1-1-2 in parallel;
the fusing monitoring module 1-2-1 comprises a second fusing alarm lamp 1-2-1-1 and a photosensitive sensor 1-2-1-2, the second fusing alarm lamp 1-2-1-1 is connected with the first fusing monitoring lamp in parallel or in series, and the second fusing alarm lamp 1-2-1-1 is arranged towards the photosensitive sensor 1-2-1-2;
the fuse 2-1-1-2 is fused, the first fusing monitoring lamp and the second fusing alarm lamp 1-2-1-1 emit light, the first fusing monitoring lamp emits light to alarm, and local fusing alarm is achieved;
the second fusing alarm lamp 1-2-1-1 emits light, and the photosensitive sensor 1-2-1-2 monitors a light emitting signal of the second fusing alarm lamp, converts the light emitting signal into an electric signal and sends the electric signal to the communication module 1-2-5 to realize fusing remote alarm.
The module head 2-1-1 also comprises a tripping mechanism, the tripping mechanism comprises a welding frame 2-1-1-4 and a mandril 2-1-1-5, the welding frame 2-1-1-4 is connected with a pressure-sensitive electrode plate 2-1-1-7 of the lightning protection element 2-1-1-1 and a welding pin of the mandril 2-1-1-5 through welding flux, the welding frame 2-1-1-4 is connected with the mandril 2-1-1-5, and the mandril 2-1-1-5 is in contact connection with the turning plate 2-1-1-6;
the trip monitoring module 1-2-2 comprises a travel switch, and the ejector rod 2-1-1-5 is in contact connection with the travel switch;
when the SPD 2 has fault current, the lightning protection element adopts a piezoresistor, the piezoresistor generates heat, the temperature is transmitted to a solder welding spot, a welding frame 2-1-1-4 is tripped, and a top rod 2-1-1-5 drives a turning plate 2-1-1-6 to turn over, so that local tripping alarm is realized;
the ejector rod 2-1-1-5 triggers a travel switch to alarm, the travel switch is connected with the MCU module, and the MCU module realizes tripping remote alarm through the communication module 1-2-5.
Example 4
Fig. 6 is a block diagram of the intelligent box according to embodiments 4 and 5 of the present invention;
the surge protector with the intelligent box comprises an intelligent box 1, wherein the intelligent box 1 is arranged in an SPD 2, a circuit board 1-2 is arranged in the intelligent box 1, and a fusing monitoring module 1-2-1, a tripping monitoring module 1-2-2, a lightning protection element service life early warning module 1-2-3, a communication module and an MCU module are arranged on the circuit board 1-2;
the fusing monitoring module 1-2-1, the tripping monitoring module 1-2-2, the lightning protection element service life early warning module 1-2-3 and the communication module are all connected with the MCU module.
The fusing monitoring module 1-2-1 is used for receiving a fusing alarm signal and sending the fusing alarm signal to the MCU module; and the tripping monitoring module 1-2-2 is used for receiving a tripping alarm signal and sending the tripping alarm signal to the MCU module.
The lightning protection element service life early warning module 1-2-3 predicts the service life of the lightning protection element 2-1-1-1 according to the temperature condition of the lightning protection element.
The MCU module is used for receiving alarm signals of the fusing monitoring module 1-2-1 and the tripping monitoring module 1-2-2 and analyzing and processing the received alarm signals to determine the working state of the SPD 2;
the communication module 1-2-5 is in communication connection with an upper computer to realize remote alarm;
the integrated structure is reasonable in design, the fusing monitoring module 1-2-1, the tripping monitoring module 1-2-2 and the communication module 1-2-5 are used in a matched mode, and the communication module 1-2-5 is in communication connection with an upper computer to achieve fusing and tripping remote alarm functions; the lightning protection element service life early warning module predicts the working state and the deterioration condition of the SPD 2 through the temperature data acquired by the temperature sensor 2-1-1-10, has high monitoring precision and sensitive response, can timely separate a surge protection device from a circuit, and realizes the dual functions of monitoring, alarming, controlling and preventing.
Example 5
The surge protector with the intelligent box comprises an intelligent box 1, wherein the intelligent box 1 is arranged in an SPD 2, a circuit board 1-2 is arranged in the intelligent box 1, and a fusing monitoring module 1-2-1, a tripping monitoring module 1-2-2, a lightning protection element service life early warning module 1-2-3, a communication module 1-2-5 and an MCU module are arranged on the circuit board 1-2;
the fusing monitoring module 1-2-1, the tripping monitoring module 1-2-2, the lightning protection element service life early warning module 1-2-3 and the communication module 1-2-5 are all connected with the MCU module.
The fusing monitoring module 1-2-1 is used for receiving a fusing alarm signal and sending the fusing alarm signal to the MCU module; and the tripping monitoring module 1-2-2 is used for receiving a tripping alarm signal and sending the tripping alarm signal to the MCU module.
The lightning protection element service life early warning module 1-2-3 predicts the service life of the lightning protection element 2-1-1-1 according to the temperature condition of the lightning protection element.
The circuit board 1-2 further comprises a power module 1-2-4 for supplying power to the intelligent box 1.
The MCU module is used for receiving alarm signals of the fusing monitoring module 1-2-1 and the tripping monitoring module 1-2-2 and analyzing and processing the received alarm signals to determine the working state of the SPD 2;
the communication module 1-2-5 is in communication connection with an upper computer to realize remote alarm;
the integrated structure is reasonable in design, the fusing monitoring module 1-2-1, the tripping monitoring module 1-2-2 and the communication module 1-2-5 are used in a matched mode, and the communication module 1-2-5 is in communication connection with an upper computer to achieve fusing and tripping remote alarm functions; the lightning protection element service life early warning module 1-2-3 predicts the working state and the deterioration condition of the SPD 2 through the temperature data acquired by the temperature sensor 2-1-1-10, has high monitoring precision and sensitive response, can timely separate a surge protection device from a circuit, and realizes the dual functions of monitoring, alarming, controlling and preventing.
The intelligent box 1 is connected with the SPD 2 through a detachable structure 1-1-1. The maintenance, the replacement and the debugging of the intelligent box 1 are convenient.
Fig. 7 is a schematic structural diagram of a module head and an intelligent box according to embodiment 5 of the present invention; fig. 8 is a schematic structural diagram of a life warning module of a lightning protection element according to embodiment 5 of the present invention; fig. 9 is a schematic structural diagram of an intelligent box according to embodiment 5 of the present invention;
the SPD 2 comprises a module head assembly 2-1 and a base assembly 2-2, the module head assembly 2-1 is connected with the base assembly 2-2, the module head assembly 2-1 comprises a module head 2-1-1, and the module head 2-1-1 comprises a fuse 2-1-1-2 and a lightning protection element 2-1-1-1 which are connected in series. When the lightning protection element 2-1-1-1 is degraded, the resistance of the lightning protection element is reduced, the current passing through the fuse 2-1-1-2 and the lightning protection element 2-1-1-1 is increased, a large amount of heat is generated to fuse the melt, and the lightning protection unit is isolated and cut off.
The module head 2-1-1 further comprises a fusing alarm unit 2-1-1-3, the fusing alarm unit 2-1-1-3 is connected with the fuse 2-1-1-2 in parallel, the fusing alarm unit 2-1-1-3 sends fusing alarm signals, the fusing monitoring module 1-2-1 receives the fusing alarm signals and sends the fusing alarm signals to the MCU module, and the MCU module realizes remote alarm through the communication module.
The fusing alarm unit comprises a first fusing monitoring lamp which is connected with the fuse 2-1-1-2 in parallel;
the fusing monitoring module 1-2-1 comprises a second fusing alarm lamp 1-2-1-1 and a photosensitive sensor 1-2-1-2, the second fusing alarm lamp 1-2-1-1 is connected with the first fusing monitoring lamp in parallel or in series, and the second fusing alarm lamp 1-2-1-1 is arranged towards the photosensitive sensor 1-2-1-2;
the fuse 2-1-1-2 is fused, the first fusing monitoring lamp and the second fusing alarm lamp 1-2-1-1 emit light, the first fusing monitoring lamp emits light to alarm, and local fusing alarm is achieved;
the second fusing alarm lamp 1-2-1-1 emits light, and the photosensitive sensor 1-2-1-2 monitors a light emitting signal of the second fusing alarm lamp, converts the light emitting signal into an electric signal and sends the electric signal to the communication module 1-2-5 to realize fusing remote alarm.
The module head 2-1-1 also comprises a tripping mechanism, the tripping mechanism comprises a welding frame 2-1-1-4 and a mandril 2-1-1-5, the welding frame 2-1-1-4 is connected with a pressure-sensitive electrode plate 2-1-1-7 of the lightning protection element 2-1-1-1 and a welding pin of the mandril 2-1-1-5 through welding flux, the welding frame 2-1-1-4 is connected with the mandril 2-1-1-5, and the mandril 2-1-1-5 is in contact connection with the turning plate 2-1-1-6;
the trip monitoring module 1-2-2 comprises a travel switch, and the ejector rod 2-1-1-5 is in contact connection with the travel switch;
when the SPD 2 has fault current, the piezoresistor heats, the temperature is transmitted to a solder welding point, the welding frame 2-1-1-4 is tripped, the ejector rod 2-1-1-5 drives the turning plate 2-1-1-6 to turn over, and the local tripping alarm is realized;
the ejector rod 2-1-1-5 triggers a travel switch to alarm, the travel switch is connected with the MCU module, and the MCU module realizes tripping remote alarm through the communication module 1-2-5.
The circuit board 1-2 further comprises a lightning protection element service life early warning module 1-2-3, and the lightning protection element service life early warning module 1-2-3 predicts the service life of the lightning protection element 2-1-1-1 according to the temperature condition of the lightning protection element;
the module head 2-1-1 also comprises a temperature sensor 2-1-1-10, and the temperature sensor 2-1-1-10 is arranged in the lightning protection element 2-1-1-1;
the lightning protection element life early warning module 1-2-3 comprises a thermosensitive element 1-2-3-1, a probe 1-2-3-2, a temperature sensor 2-1-1-10, the temperature sensor 2-1-1-10 monitors temperature data of the lightning protection element 2-1-1-1 and transmits the temperature data to the probe 1-2-3-2 through the temperature sensor 1-2-3-1, the probe 1-2-3-2 is connected with the MCU module, and the MCU module realizes remote alarm of the service life of the lightning protection element 2-1-1-1 through the communication module 1-2-5.
The heat-sensitive element 1-2-3-1 adopts a heat-sensitive copper sheet.
The base component 2-2 comprises an upper base component 2-2-1 and a lower base component 2-2-2-2, and the upper base component 2-2-1 is detachably connected with the lower base component 2-2-2-2.
Example 6
Fig. 10 is a schematic structural diagram of an SPD according to embodiment 6 of the present invention;
in addition to the technical solutions of any of embodiments 1 to 5, the following technical features are also included:
the smart box 1 is disposed within the upper base assembly 2-2-1.
Example 7
Fig. 11 is a schematic structural diagram of an SPD according to embodiment 7 of the present invention;
in addition to the technical solutions of any of embodiments 1 to 5, the following technical features are also included:
the smart box 1 is disposed within the base assembly 2-2.
Example 8
Fig. 12 is a schematic structural diagram of an SPD according to embodiment 8 of the present invention;
in addition to the technical solutions of any of embodiments 1 to 5, the following technical features are also included:
the module head assembly 2-1 comprises a module head 2-1-1 and an intelligent box 1 which are arranged in parallel.
Compared with the existing SPD, the surge protector with the intelligent box is mainly used for monitoring the working state of the SPD, and is provided with a fusing alarm unit and a fusing monitoring module which are used in a matched mode, so that fusing local alarm and remote alarm functions are realized; the device is provided with a tripping mechanism and a tripping monitoring module which are used in a matched mode, so that the functions of local alarm and remote alarm of thermal tripping are realized; the lightning protection element service life early warning module is arranged, the working state and the deterioration condition of the SPD are predicted through temperature data collected by the temperature sensor, the monitoring precision is high, the response is sensitive, a surge protection device can be timely separated from a circuit, and the dual functions of monitoring, alarming, controlling and preventing are realized.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The surge protector with the intelligent box is characterized by comprising the intelligent box, wherein the intelligent box is arranged in an SPD (surge protection device), a circuit board is arranged in the intelligent box, and a fusing monitoring module, a tripping monitoring module, a communication module and an MCU (microprogrammed control unit) module are arranged on the circuit board;
the fusing monitoring module, the tripping monitoring module and the communication module are all connected with the MCU module;
the fusing monitoring module is used for receiving a fusing alarm signal and sending the fusing alarm signal to the MCU module;
and the tripping monitoring module is used for receiving a tripping alarm signal and sending the tripping alarm signal to the MCU module.
2. The surge protector with intelligent box of claim 1, wherein the MCU module is configured to receive alarm signals of the fusing monitoring module and the tripping monitoring module, and perform data analysis processing on the received alarm signals to determine the operating state of the SPD;
the communication module is in communication connection with the upper computer to realize remote alarm.
3. The surge protector with a smart box according to claim 1 or 2, wherein the smart box is connected with the SPD through a detachable structure.
4. The surge protector with smart box of claim 3, wherein the SPD comprises a modular head assembly and a base assembly connected, the modular head assembly comprising a modular head comprising a lightning protection element and a fuse in series.
5. The surge protector with an intelligent box according to claim 4, wherein the module head further comprises a fusing alarm unit, the fusing alarm unit is connected with the fuse in parallel, the fusing alarm unit sends a fusing alarm signal, the fusing monitoring module receives the fusing alarm signal and sends the fusing alarm signal to the MCU module, and the MCU module realizes remote alarm through the communication module.
6. The surge protector with a smart box of claim 5, wherein the fusing alarm unit comprises a first fusing alarm lamp connected in parallel with the fuse;
the fusing monitoring module comprises a second fusing alarm lamp and a photosensitive sensor, the second fusing alarm lamp is connected with the first fusing alarm lamp in parallel or in series, and the second fusing alarm lamp faces the photosensitive sensor;
the fuse is fused, the first fusing alarm lamp and the second fusing alarm lamp emit light, and the first fusing alarm lamp emits light to alarm to realize local fusing alarm;
the second fusing alarm lamp emits light, the photosensitive sensor monitors a light emitting signal of the second fusing alarm lamp, converts the light emitting signal into an electric signal and sends the electric signal to the MCU module, and the MCU module sends the electric signal to the communication module to realize fusing remote alarm.
7. The surge protector with intelligent box of claim 4, 5 or 6, wherein the module head further comprises a tripping mechanism, the tripping mechanism comprises a welding frame and a push rod, the welding frame is connected with the pressure-sensitive electrode slice of the lightning protection element and the push rod welding foot through welding materials, the welding frame is connected with the push rod, and the push rod is in contact connection with the turning plate;
the tripping monitoring module comprises a travel switch, and the ejector rod is in contact connection with the travel switch;
when the SPD has fault current, the lightning protection element generates heat, the temperature is transmitted to a solder welding point, the welding frame is tripped, and the ejector rod drives the turnover plate to turn over, so that local tripping alarm is realized;
the ejector rod triggers the travel switch to alarm, the travel switch is connected with the MCU module, and the MCU module realizes tripping remote alarm through the communication module.
8. The surge protector with an intelligent box according to claim 7, wherein a lightning protection element life early warning module is further arranged on the circuit board, and the lightning protection element life early warning module predicts the residual life of the lightning protection element according to the temperature condition of the lightning protection element;
the module head further comprises a temperature sensor, and the temperature sensor is arranged in the lightning protection element;
the lightning protection element life early warning module comprises a thermosensitive element and a probe, the temperature sensor, the thermosensitive element and the probe are sequentially connected, the temperature sensor monitors temperature data of the lightning protection element and transmits the temperature data to the probe through the thermosensitive element, the probe is connected with the MCU module, and the MCU module realizes the long-range early warning of the service life of the lightning protection element through the communication module.
9. The surge protector with a smart box of claim 8, wherein the smart box is disposed within a base assembly;
the base assembly comprises an upper base assembly and a lower base assembly, and the upper base assembly is detachably connected with the lower base assembly; the smart box is disposed within the upper base assembly or the lower base assembly.
10. The surge protector with a smart box of claim 4, wherein the modular head assembly comprises the modular head and the smart box in a parallel arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922339120.5U CN211790742U (en) | 2019-12-12 | 2019-12-12 | Surge protector with intelligent box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922339120.5U CN211790742U (en) | 2019-12-12 | 2019-12-12 | Surge protector with intelligent box |
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| Publication Number | Publication Date |
|---|---|
| CN211790742U true CN211790742U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922339120.5U Active CN211790742U (en) | 2019-12-12 | 2019-12-12 | Surge protector with intelligent box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211790742U (en) |
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2019
- 2019-12-12 CN CN201922339120.5U patent/CN211790742U/en active Active
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