CN213151649U

CN213151649U - Explosion-proof surge protector lightning protection unit

Info

Publication number: CN213151649U
Application number: CN202022088041.4U
Authority: CN
Inventors: 吴小露
Original assignee: Nanjing Nuolong Electronic Technology Co ltd
Current assignee: Nanjing Nuolong Electronic Technology Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-05-07
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses an explosion-proof type surge protector lightning protection unit, including hall battery sensor 3, remote signalling end interface 4, transient state suppression diode 5, gas discharge tube 6, wire 8 discharge gap and 9, be provided with hall battery sensor 3 on the wire 8, hall battery sensor 3 has multiunit transient state suppression diode 5 and gas discharge tube 6 through wire 8 parallel connection, transient state suppression diode 5 and gas discharge tube 6 establish ties. The utility model discloses the collocation of hall battery sensor and remote signaling end interface can realize surge protector lightning protection unit's fault detection, guarantees surge protector lightning protection unit good running state; the gas discharge tube plays the roles of releasing lightning transient overcurrent and limiting overvoltage, and the transient suppression diode can change the high impedance between the two poles of the transient suppression diode into low impedance in a very short time when being impacted by high energy of lightning, so that the transient suppression diode can absorb the surge power of thousands of watts and effectively protect precise components in an electronic circuit.

Description

Explosion-proof surge protector lightning protection unit

Technical Field

The utility model relates to a lightning protection device technical field specifically is an explosion-proof type surge protector lightning protection unit.

Background

Surge Protection Devices (SPDs) are devices used to limit transient overvoltages and conduct Surge currents. The lightning protection device not only has a lightning protection function, but also has the function of inhibiting switching overvoltage. The surge protector is an indispensable device in electronic equipment lightning protection, and is often called as a lightning arrester or an overvoltage protector in the past, and is abbreviated as SPD in English. The working principle of the surge protector is to limit the transient overvoltage entering a power line and a signal transmission line within the voltage range which can be borne by equipment or a system, or to discharge strong lightning current into the ground, so as to protect the protected equipment or the system from being damaged by impact.

The type and construction of the surge protector device will vary from application to application, but it should contain at least one non-linear voltage limiting element. The basic components for surge protectors are: discharge gap, gas-filled discharge tube, varistor, suppressor diode, choke coil, and the like. Present surge protector lightning protection unit structure is more single, and lightning protection performance remains to be improved, the utility model discloses aim at designing many nonlinear voltage limiting element's lightning protection unit, improve lightning protection effect and surge protector security.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof type surge protector lightning protection unit to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an explosion-proof type surge protector lightning protection unit, includes hall battery sensor, remote signaling end interface, transient state suppression diode, gas discharge tube, wire discharge gap and, the input of lightning protection unit is connected with the power inlet wire through the wire, and the output of lightning protection unit is connected with the zero line, be provided with hall battery sensor on the wire, hall battery sensor has multiunit transient state suppression diode and gas discharge tube through the wire parallel connection, transient state suppression diode and gas discharge tube establish ties, gas discharge tube's output is connected with discharge gap, discharge gap's output is connected with earthing device.

Preferably, the output end of the hall battery sensor is electrically connected with a remote signaling terminal interface.

Preferably, the lightning protection unit is additionally provided with an overheating release.

Preferably, the discharge gap is composed of two groups of angle electrodes and a post insulator, the angle electrodes are fixedly installed at the top end of the post insulator, the two groups of angle electrodes keep a specified gap to form a main gap, one group of angle electrodes is connected with the live wire, and the other group of angle electrodes is connected with the grounding device through an auxiliary gap.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the collocation of hall battery sensor and remote signaling end interface can realize surge protector lightning protection unit's fault detection, guarantees surge protector lightning protection unit good running state; the gas discharge tube plays roles of releasing lightning transient over-current and limiting over-voltage, the transient suppression diode can change high impedance between two poles of the transient suppression diode into low impedance in a very short time when being impacted by high energy of lightning, and absorb surge power of thousands of watts, so that the voltage between the two poles is clamped at a preset value, and precise components in an electronic circuit are effectively protected; the discharge gap adopts an angle-shaped gap, introduces a part of overvoltage charges into the ground, and has better arc extinguishing performance.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the angle-shaped gap structure of the present invention.

In the figure: 1. leading a power supply into a wire; 2. a zero line; 3. a Hall battery sensor; 4. a remote signaling end interface; 5. a transient suppression diode; 6. a gas discharge tube; 7. an overheating release; 8. a wire; 9. a discharge gap; 10. an angle-shaped electrode; 11. a main gap; 12. an auxiliary gap; 13. a post insulator.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an explosion-proof type surge protector lightning protection unit, including hall battery sensor 3, remote signaling end interface 4, transient state restraines diode 5, gas discharge tube 6, wire 8 discharge gap and 9, the input of lightning protection unit is connected with power inlet wire 1 through wire 8, the output of lightning protection unit is connected with zero line 2, be provided with hall battery sensor 3 on the wire 8, hall battery sensor 3 has multiunit transient state to restrain diode 5 and gas discharge tube 6 through wire 8 parallel connection, transient state restraines diode 5 and gas discharge tube 6 and establishes ties, gas discharge tube 6's output is connected with discharge gap 9, discharge gap 9's output is connected with earthing device.

The utility model discloses in: the output end of the Hall battery sensor 3 is electrically connected with a remote signaling end interface 4, and the Hall battery sensor 3 and the remote signaling end interface 4 can realize the fault detection of the lightning protection unit of the surge protection device.

The utility model discloses in: the lightning protection unit is additionally provided with the overheating release 7, and when the lightning protection unit fails due to overheating and breakdown, the overheating release 7 can automatically drop the whole surge protection device from a power grid, so that the lightning protection device is safe and reliable.

The utility model discloses in: the discharge gap 9 is composed of two groups of angle electrodes 10 and post insulators 13, the angle electrodes 10 are fixedly installed at the top ends of the post insulators 13, the two groups of angle electrodes 10 keep a specified gap to form a main gap 11, one group of angle electrodes 10 are connected with a live wire, and the other group of angle electrodes 10 are connected with a grounding device through an auxiliary gap 12. The discharge gap adopts an angle-shaped gap, introduces a part of overvoltage charges into the ground, and has better arc extinguishing performance.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an explosion-proof type surge protector lightning protection unit, includes hall battery sensor (3), remote signaling end interface (4), transient state suppression diode (5), gas discharge tube (6), wire (8) and discharge gap (9), its characterized in that: the input of lightning protection unit is connected with power inlet wire (1) through wire (8), and the output of lightning protection unit is connected with zero line (2), be provided with hall battery sensor (3) on wire (8), hall battery sensor (3) have multiunit transient state suppression diode (5) and gas discharge tube (6) through wire (8) parallel connection, transient state suppression diode (5) and gas discharge tube (6) establish ties, the output of gas discharge tube (6) is connected with discharge gap (9), the output of discharge gap (9) is connected with earthing device.

2. The lightning protection unit of an explosion-proof surge protector according to claim 1, wherein: the output end of the Hall battery sensor (3) is electrically connected with a remote signaling end interface (4).

3. The lightning protection unit of an explosion-proof surge protector according to claim 1, wherein: and an overheating release (7) is additionally arranged on the lightning protection unit.

4. The lightning protection unit of an explosion-proof surge protector according to claim 1, wherein: the discharge gap (9) is composed of two groups of angle-shaped electrodes (10) and a post insulator (13), the angle-shaped electrodes (10) are fixedly arranged at the top end of the post insulator (13), the two groups of angle-shaped electrodes (10) keep a specified gap to form a main gap (11), one group of angle-shaped electrodes (10) are connected with a live wire, and the other group of angle-shaped electrodes (10) are connected with a grounding device through an auxiliary gap (12).