CN214669297U - Lightning protection monitor - Google Patents
Lightning protection monitor Download PDFInfo
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- CN214669297U CN214669297U CN202120361180.1U CN202120361180U CN214669297U CN 214669297 U CN214669297 U CN 214669297U CN 202120361180 U CN202120361180 U CN 202120361180U CN 214669297 U CN214669297 U CN 214669297U
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Abstract
The utility model discloses a lightning protection monitor, including the monitoring main part, still include lightning protection device, thunder and lightning inductive probe and remote signalling device. The lightning protector is used for conducting and releasing lightning current to the ground, and a mechanical elastic tripping device is arranged in the lightning protector; the lightning induction probe is arranged on the PE wire at the rear end of the lightning arrester and is electrically connected to a microprocessor; the remote signaling device is arranged in the lightning protection device and is provided with a remote signaling terminal NC, a remote signaling terminal COM and a remote signaling terminal NO, the remote signaling terminal NC is connected with a second interface on the monitoring main body, the remote signaling terminal COM is connected with a third interface on the monitoring main body, and the remote signaling terminal NO is connected with a first interface on the monitoring main body. The utility model discloses a lightning protection monitor convenient maintenance reduces personnel danger. The utility model discloses a lightning protection monitor real-time recording thunderbolt data realizes the second level and reports an emergency and asks for help or increased vigilance.
Description
Technical Field
The utility model relates to a supply, distribution lines, specific theory relate to a lightning protection monitor.
Background
The lightning protection system comprises a backup protection fuse (or an air switch) and a lightning protector, and is generally used for protecting a power supply system from surge. If the lightning protection device has a short-circuit breakdown (voltage-limiting SPD) or power-frequency follow current (switch-type SPD) fault, a long-time conduction state can occur to cause a power supply or a power distribution system to be short-circuited, and at the moment, a backup protection fuse (or an idle switch) at the front end is required to cut off a grounding loop in time to ensure the normal work of a power supply loop.
Nowadays, with the popularization of lightning protection technology and the rise of domestic lightning protection device manufacturers, the lightning protection devices are applied to various industries, and the initial power system is expanded to important industries such as railways, traffic, communication, buildings, new energy, industrial automation, safety monitoring, national defense and military industry and the like, so that the safety of power consumption and system lines of the industries is effectively guaranteed, and the normal operation of equipment is guaranteed. However, with the popularization of lightning protection devices, the usage amount of the lightning protection devices is also increasing. The overhaul and maintenance of lightning protection devices has become a major problem. And in the lightning protection system parallel connection and the system loop, the lightning protection device or the backup protection fuse (or the air switch) can not be found until the maintenance is carried out after the lightning protection device or the backup protection fuse (or the air switch) is damaged. Traditional lightning protection inspection mainly relies on the manpower to accomplish, not only need arrange a large amount of manpowers to the on-the-spot use equipment carries out comprehensive inspection to lightning protection system, still will open every block terminal of having installed lightning protection system, very easily appears lou to examine or lightning protection system damages and fails to examine to lead to being suffered by the phenomenon that the thunderbolt damaged by the protection equipment. And the states of the lightning protection device and the backup protection fuse (or the idle switch) cannot be monitored in real time. And the lightning surge condition of the power supply system can not be alarmed and subjected to data statistics, so that potential safety hazards are increased.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the to-be-solved technical problem of the utility model lies in providing a lightning protection monitor, designs this lightning protection monitor's purpose: firstly, the maintenance is convenient, and the danger of personnel is reduced; recording lightning stroke data in real time; and thirdly, real-time monitoring is carried out, and second-level alarm is realized.
In order to solve the technical problem, the utility model discloses a following scheme realizes: the utility model discloses a lightning protection monitor, including the monitoring main part, still include:
the lightning protection device is used for conducting and releasing lightning current to the ground, and a mechanical elastic tripping device is arranged in the lightning protection device;
the lightning induction probe is arranged on the PE wire at the rear end of the lightning arrester and is electrically connected to a microprocessor;
the remote signaling device is arranged in the lightning protection device and is provided with a remote signaling terminal NC, a remote signaling terminal COM and a remote signaling terminal NO, the remote signaling terminal NC is connected with a second interface on the monitoring main body, the remote signaling terminal COM is connected with a third interface on the monitoring main body, and the remote signaling terminal NO is connected with a first interface on the monitoring main body.
Further, when the lightning protection device operates normally:
the remote signaling terminal NC and the remote signaling terminal COM are in a normally closed state, and the remote signaling terminal COM and the remote signaling terminal NO are in a normally open state;
and the second interface and the third interface are in a conducting state, and the first interface and the third interface are in a disconnecting state.
Furthermore, when the lightning protection device is damaged by lightning or aging, the mechanical elastic tripping device in the lightning protection device is disconnected;
the remote signaling terminal NC and the remote signaling terminal COM are in a normally open state, and the remote signaling terminal COM and the remote signaling terminal NO are in a normally closed state;
and the second interface and the third interface are in an off state, and the first interface and the third interface are in an on state.
Furthermore, a lightning counting display window is arranged on the monitoring main body and used for displaying lightning stroke times.
Furthermore, a protection indicator light and a failure indicator light are arranged on the monitoring main body;
the protection indicator lamp is turned on and used for indicating that the lightning protection device operates normally;
and the failure indicator light is turned on and is used for indicating that the lightning protection device is damaged by lightning or aging.
Further, still be provided with power indicator in the monitoring main part, power indicator's electricity supply is drawn forth the power cord by reserve protection fuse rear end and is connected and switch on, power indicator's live wire is connected the interface L of monitoring main part, and its zero line is connected the interface N of monitoring main part.
Compared with the prior art, the beneficial effects of the utility model are that:
1. convenient maintenance, reduction personnel are dangerous: when a user overhauls and maintains the lightning protection system, the user needs to open each distribution box provided with the lightning protection device conventionally and use an instrument to check, so that the maintenance cost and the danger of workers are increased. After the lightning protection system monitor of our company is installed, the safety assessment can be carried out on the lightning protection system only by looking up the lightning protection system monitor without opening a distribution box and using instrument for testing. The workload of on-site inspection is effectively reduced, the operation is very convenient, the overhaul and maintenance cost and the personnel danger of a user are reduced, and the safety of a system and personnel is improved.
2. Recording lightning stroke data in real time, and facilitating statistical analysis: through the number of times of thunderbolt surge impact and the mounted position who combines lightning protection device, lightning protection system monitor, can effectively judge the invasion route and the number of times of lightning current, the statistical analysis of being convenient for knows the degree of risk of self thunderbolt calamity, prevents in advance and solves the hidden danger and avoids major accident to appear. According to these data, strengthen lightning protection at the easy thunder and lightning invasion point of receiving in the later stage, constantly perfect whole lightning protection effect, better protection system safety.
3. Real-time monitoring, second-level alarming: and (3) monitoring the running states of the backup protection fuse (or the air switch) and the lightning protection device in real time, and giving a second-level alarm through a display window indicator lamp after the backup protection fuse (or the air switch) is disconnected and the lightning protection device is abnormally damaged.
4. The counting range of thunder and lightning is wide: the lightning current range is 1-100 kA, the range is wide, and the counting is accurate.
Drawings
Fig. 1 is the utility model discloses lightning protection monitor's positive structure schematic diagram.
Fig. 2 is the utility model discloses lightning protection monitor's line schematic diagram.
Fig. 3 is the utility model discloses lightning protection monitor's remote signalling device wiring schematic diagram.
Fig. 4 is the utility model discloses lightning protection monitor's I picture of local circuit.
Fig. 5 is the utility model discloses lightning protection monitor's local circuit II picture.
Fig. 6 is the utility model discloses lightning protection monitor's III pictures of local circuit.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making more clear and definite definitions of the protection scope of the present invention. It is obvious that the described embodiments of the invention are only some of the embodiments of the invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Example 1: the utility model discloses a concrete structure as follows:
referring to fig. 1-6, the utility model discloses a lightning protection monitor, including monitoring the main part, still include:
the lightning protection device 15 is used for conducting and releasing lightning current to the ground, and a mechanical elastic tripping device is arranged in the lightning protection device;
the lightning induction probe 16 is installed on a PE wire at the rear end of the lightning arrester 15, is electrically connected to a microprocessor, when a power supply system is attacked by lightning surge, the lightning arrester 15 is conducted and discharges lightning current to the ground, the lightning induction probe 16 induces the lightning current of a circuit system, the induced signal is processed by the microprocessor and stores relevant information, and finally, the lightning stroke frequency is displayed through the lightning counting display window 5;
and a remote signaling device 17 disposed inside the lightning protection device 15, wherein the remote signaling device 17 includes a remote signaling terminal NC20, a remote signaling terminal COM21, and a remote signaling terminal NO22, the remote signaling terminal NC20 is connected to the second interface 12 on the monitoring body, the remote signaling terminal COM21 is connected to the third interface 13 on the monitoring body, and the remote signaling terminal NO22 is connected to the first interface 11 on the monitoring body.
The utility model discloses a be equipped with in the monitoring main part and show button 7 and reset button 6, should show button 7 convenience of customers and look over data, reset button 6 makes things convenient for the user to reset data zero clearing, recounting according to self demand.
A preferred technical solution of this embodiment: when the lightning protection device 15 operates normally:
the remote signaling terminal NC20 and the remote signaling terminal COM21 are in a normally closed state, and the remote signaling terminal COM21 and the remote signaling terminal NO22 are in a normally open state;
further, the second interface 12 and the third interface 13 are in an on state, and the first interface 11 and the third interface 13 are in an off state, at this time, the protection indicator lamp 10 is turned on, which displays a green light.
A preferred technical solution of this embodiment: when the lightning protection device 15 is damaged by lightning or aging, the mechanical elastic tripping device in the lightning protection device is disconnected;
the remote signaling terminal NC20 and the remote signaling terminal COM21 are in a normally open state, and the remote signaling terminal COM21 and the remote signaling terminal NO22 are in a normally closed state;
further, the second interface 12 and the third interface 13 are in an off state, and the first interface 11 and the third interface 13 are in an on state, at this time, the failure indicator light 9 is turned on, and a red light is displayed.
Through the instruction of foretell two kinds of pilot lamps to the realization is quick to the real time monitoring of 15 operating condition of lightning protection device, and the user need not to open the block terminal of installation lightning protection device 15 when overhauing, need not the use instrument test, only needs to observe protection pilot lamp 10 and inefficacy pilot lamp 9 and just can judge the operating condition of lightning protection device 15, has reduced the maintenance and the maintenance cost of user, has improved system security nature and personnel's security.
A preferred technical solution of this embodiment: and a lightning counting display window 5 is arranged on the monitoring main body, and the lightning counting display window 5 is used for displaying the number of lightning strokes. The utility model discloses still be provided with thunder and lightning count sensor, two terminals of this thunder and lightning count sensor are connected to respectively first input 3 and second input 4 in the monitoring main part.
A preferred technical solution of this embodiment: the monitoring main body is provided with a protection indicator lamp 10 and a failure indicator lamp 9; the protection indicator light 10 is turned on to indicate that the lightning protection device 15 operates normally; the failure indicator light 9 is illuminated to indicate that the lightning protector 15 is damaged by lightning or aged.
A preferred technical solution of this embodiment: still be provided with power indicator 8 in the monitoring main part, power indicator 8's electricity supply is drawn forth the power cord by reserve protection fuse 14 rear end and is connected and switch on, power indicator 8's live wire is connected the interface L1 of monitoring main part, its zero line is connected the interface N2 of monitoring main part. When the backup protection fuse 14 is closed, the power is supplied normally, and the power indicator lamp 8 is on (green). When the backup protection fuse 14 is opened, the power supply is interrupted and the power indicator lamp 8 is turned off. The user need not to open the block terminal of installation lightning protection device when overhauing, only needs the bright of observing power indicator 8 to go out, just can judge the operating condition of reserve protection fuse 14, has reduced the maintenance and the maintenance cost of user, has improved system security nature and personnel's security.
Example 2:
the backup protection fuse 14 in the embodiment 1 may be replaced with an air switch, i.e., an air switch.
Example 3:
the utility model discloses a lightning protection monitor still is provided with lightning protection system monitor interface 18 and ground connection collection row 19. The lightning protection system monitor interface 18 is provided with a zero line port N, a fire line port L, NC, an NO port, a COM port and a first input end and a second input end of a lightning counting sensor.
To sum up, the utility model discloses a lightning protection monitor disposes lightning protection device status indicator lamp, power status indicator lamp and thunder and lightning counter etc, but the operating condition of lightning protection device and reserve protection fuse (or empty opening) among the real-time display lightning protection system, record thunderbolt number of times, the user only needs the pilot lamp and the display data of inspection lightning protection system monitor, just can master the operating condition and the operational aspect of lightning protection system, the maintenance and the maintenance cost of user have been reduced, make things convenient for the user to arrange in order and make statistics of the lightning stroke surge condition of self power supply system, reduce its power supply system's potential safety hazard.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (6)
1. The utility model provides a lightning protection monitor, includes the monitoring main part, its characterized in that still includes:
the lightning protection device (15) is used for conducting and releasing lightning current to the ground, and a mechanical elastic tripping device is arranged in the lightning protection device;
the lightning induction probe (16) is arranged on the PE wire at the rear end of the lightning protector (15) and is electrically connected to a microprocessor;
the remote signaling device (17) is arranged inside the lightning protection device (15), the remote signaling device (17) is provided with a remote signaling terminal NC (20), a remote signaling terminal COM (21) and a remote signaling terminal NO (22), the remote signaling terminal NC (20) is connected with the second interface (12) on the monitoring main body, the remote signaling terminal COM (21) is connected with the third interface (13) on the monitoring main body, and the remote signaling terminal NO (22) is connected with the first interface (11) on the monitoring main body.
2. A lightning protection monitor according to claim 1, wherein the lightning protection device (15) is operable in a normal state:
the remote signaling terminal NC (20) and the remote signaling terminal COM (21) are in a normally closed state, and the remote signaling terminal COM (21) and the remote signaling terminal NO (22) are in a normally open state;
the second interface (12) and the third interface (13) are in a conducting state, and the first interface (11) and the third interface (13) are in a disconnecting state.
3. The lightning protection monitor according to claim 1, wherein the mechanical spring release device inside the lightning protection device (15) is disconnected when the lightning protection device is damaged by lightning or aging;
the remote signaling terminal NC (20) and the remote signaling terminal COM (21) are in a normally open state, and the remote signaling terminal COM (21) and the remote signaling terminal NO (22) are in a normally closed state;
the second interface (12) and the third interface (13) are in an off state, and the first interface (11) and the third interface (13) are in an on state.
4. The lightning protection monitor according to claim 1, wherein the monitoring body is provided with a lightning count display window (5), and the lightning count display window (5) is used for displaying the number of lightning strokes.
5. The lightning protection monitor according to claim 1, wherein the monitoring body is provided with a protection indicator lamp (10) and a failure indicator lamp (9);
the protection indicator lamp (10) is turned on and used for indicating that the lightning protection device (15) operates normally;
the failure indicator lamp (9) is turned on and used for indicating that the lightning protector (15) is damaged by lightning or aged.
6. The lightning protection monitor according to claim 1, wherein the monitoring body is further provided with a power indicator (8), the power supply of the power indicator (8) is conducted by leading out a power line from the rear end of the backup protection fuse (14), the live wire of the power indicator (8) is connected with the interface L (1) of the monitoring body, and the zero line of the power indicator is connected with the interface N (2) of the monitoring body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120361180.1U CN214669297U (en) | 2021-02-08 | 2021-02-08 | Lightning protection monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120361180.1U CN214669297U (en) | 2021-02-08 | 2021-02-08 | Lightning protection monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214669297U true CN214669297U (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120361180.1U Active CN214669297U (en) | 2021-02-08 | 2021-02-08 | Lightning protection monitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214669297U (en) |
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2021
- 2021-02-08 CN CN202120361180.1U patent/CN214669297U/en active Active
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