CN213243543U

CN213243543U - Surge protector

Info

Publication number: CN213243543U
Application number: CN202022250827.1U
Authority: CN
Inventors: 谢韬; 任怡; 李天密; 杨国华
Original assignee: Sichuan Zhongguang Lightning Protection Technologies Co ltd
Current assignee: Sichuan Zhongguang Lightning Protection Technologies Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-05-18
Anticipated expiration: 2030-10-10

Abstract

The utility model discloses a surge protector, include socket and plug in the surge protection module of socket, surge protection module include overvoltage protection subassembly, tripping device and be used for bearing overvoltage protection subassembly, tripping device's main part, tripping device be provided with one respectively in the both sides of main part, tripping device including breaking away from the shell fragment, the pin that breaks away from shell fragment one end and overvoltage protection subassembly constitutes through low temperature solder welding and breaks away from the solder joint, the other end that breaks away from the shell fragment extends the main part and bends into the U-shaped working pole that is used for being connected with the socket electricity in order to constitute, the main part extend have the protruding round pin between two walls of the working pole that stretches into the U-shaped. Surge protector effectively retrench the part, the structure is compacter, reduces and occupies the volume, satisfies the demand of miniaturized development, easily assembly, reduce cost, stable in structure, protective properties is good.

Description

Surge protector

Technical Field

The utility model relates to an electrical protection technical field especially relates to a surge protector.

Background

A surge protector is an electronic device for providing safety protection for various electronic equipment, instruments and meters and communication lines. When the peak current or voltage is suddenly generated in an electric loop or a communication line due to external interference, the surge protector can conduct and shunt in a very short time, so that equipment or a system is prevented from being damaged by impact.

With the development of miniaturization and low cost of power supply equipment, the requirements on the surge protection device are higher and higher, and the existing surge protection device is not compact in structure, occupies a large space and is difficult to meet the miniaturization development.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve and the technical task who provides improve prior art, provide a surge protector, solve surge protector structure compact enough among the prior art, occupation space is big, is difficult to satisfy the problem of miniaturized development demand.

For solving the above technical problem, the technical scheme of the utility model is that:

the utility model provides a surge protector, includes socket and plug in the surge protection module of socket, surge protection module include overvoltage protection subassembly, tripping device and be used for bearing overvoltage protection subassembly, tripping device's main part, tripping device be provided with one respectively in the both sides of main part, tripping device including breaking away from the shell fragment, the pin that breaks away from shell fragment one end and overvoltage protection subassembly constitutes through low temperature solder welding and breaks away from the solder joint, the other end that breaks away from the shell fragment extends the main part and bends into the U-shaped and be used for the working pole of being connected with the socket electricity in order to constitute, the main part extend and have the protruding round pin between two walls that stretches into the working pole of U-shaped. The surge protector of the utility model directly forms the working electrode by utilizing the separation spring sheet without independently arranging an independent working electrode, and then the separation spring sheet is connected with the working electrode, thereby effectively simplifying components, being easy to implement, reducing cost, having thinner material thickness of the separation spring sheet, having relatively lower structural strength and poorer durability when the separation spring sheet forms the working electrode independently, and forming the framework of the working electrode by utilizing the convex pin extended from the main body, thereby improving the overall structural strength and stability of the working electrode, ensuring good electrical connectivity between the surge protection module and the socket, avoiding poor contact, also ensure the plug durability of working pole simultaneously, avoid appearing the working pole deformation and lead to the situation that surge protection module is difficult to dock with the socket, the utility model discloses the structure is compacter, reduces and occupies the volume, satisfies the demand of miniaturized development.

Furthermore, the tripping mechanism further comprises an isolating piece and an elastic piece, the isolating piece is hinged to the main body, the elastic piece is in an energy storage state before pins which are separated from the elastic piece and the overvoltage protection assembly are not disconnected, and the isolating piece rotates under the driving of the elastic piece to push the separated elastic piece to be far away from the pins of the overvoltage protection assembly after the separated elastic piece and the pins of the overvoltage protection assembly are separated. Adopt the increase of the separator that articulates in the main part to break away from the interval between the pin of shell fragment and overvoltage protection subassembly when taking place to drop off, thereby improve the electrical isolation effect, effective protective apparatus, improve the safety in utilization, the separator will break away from the shell fragment through the mode that rotates the top and push away from the pin of overvoltage protection subassembly, compare in the separator of traditional straight line slidingtype, the required space of separator action has been reduced when realizing sufficient electrical isolation safe distance, thereby under the unchangeable condition of electrical property, surge protection module's volume has been reduced, the structure is compacter, satisfy the demand of miniaturization development.

Furthermore, the tripping mechanism is in an opposite installation state on two sides of the main body, so that the structural design of the surge protection module is facilitated, the structural compactness is improved, and the surge protection module can be more stably butted with the socket.

Furthermore, the main part on be provided with the remote signalling device, be provided with the remote signalling portion that is used for triggering the remote signalling device on the isolator to the isolator on still be provided with the first indicating surface that is used for instructing operating condition, set up the second indicating surface with first indicating surface matched with in the main part. Surge protector integrated state instruction and remote signalling's function, the separator improves the function that also realizes state instruction and remote signalling when electrical isolation effect, when taking place to drop out, the separator acts, thereby drive remote signalling device and send the information of state change, the state of first instruction face and second instruction face takes place to switch simultaneously, and then can follow the audio-visual state change of observing on the surge protection module, ensure that can be timely maintain the change, effective protective apparatus, improve the safety in utilization, compact structure, occupy small, the part is small in quantity, easily assembly, be convenient for maintain.

Furthermore, the socket on set up the wiring portion that is used for with the working pole electrical connection to with single working pole is connected wiring portion is provided with a plurality of, can realize the wiring structure of many business trips, improves and uses the flexibility.

Furthermore, wiring portion symmetry sets up in surge protection module's both sides, and is rational in infrastructure, the wiring of being convenient for.

Further, the socket on be provided with the busbar, set up the jack that is used for with the working pole electrical connection on the busbar, the busbar extends to be connected to a plurality of wiring portions, and the through-current capacity is good, compact structure, convenient assembling, efficient.

Furthermore, the surge protection module is also provided with a grounding electrode electrically connected with the overvoltage protection component, the grounding electrode is connected with a grounding part arranged on the socket in an inserting manner, and an elastic clamp used for being connected with the outside is arranged on the grounding part, so that the wiring is more convenient.

Compared with the prior art, the utility model discloses the advantage lies in:

surge protector effectively retrench the part, the structure is compacter, reduces and occupies the volume, satisfies the demand of miniaturized development, easily assembly, reduce cost, stable in structure, protective properties is good.

Drawings

Fig. 1 is a schematic exterior view of a surge protector;

fig. 2 is a schematic diagram of the internal structure of the surge protector;

fig. 3 is a schematic diagram of the internal structure of the surge protection module;

fig. 4 is a schematic view of the internal structure of the socket.

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.

The embodiment of the utility model discloses a surge protector, the structure is retrencied, compact, and occupation space is little, satisfies the demand of miniaturized development, has good stable protective properties simultaneously.

As shown in fig. 1 to 4, a surge protector comprises a socket a and a surge protection module b inserted in and pulled out from the socket a, the surge protection module b comprises an overvoltage protection component 1, a tripping mechanism 2 and a main body 3 for bearing the overvoltage protection component 1 and the tripping mechanism 2, the tripping mechanism 2 is respectively provided with one on two sides of the main body 3, the tripping mechanism 2 comprises a separation spring 21, a spacer 22 and an elastic member 23, one end of the separation spring 21 and a pin of the overvoltage protection component 1 are welded by low-temperature solder to form a separation welding point, the other end of the separation spring 21 extends out of the main body 3 and is bent into a U shape to form a working electrode 211 electrically connected with the socket a, the main body 3 extends out of a protruding pin 31 extending into the two walls of the U-shaped working electrode 211, the spacer 22 is hinged on the main body 3, and the elastic member 23 is in an energy storage state before the separation spring 21 and the pin of the overvoltage protection component 1 are disconnected And after the separation spring 21 is separated from the pin of the overvoltage protection component 1, the isolation member 22 is driven by the elastic member 23 to rotate so as to push the separation spring 21 away from the pin of the overvoltage protection component 1.

In this embodiment, the tripping mechanism 2 is installed on two opposite sides of the main body 3, specifically, the surge protection module b is a cuboid, the socket a is provided with a U-shaped slot into which the surge protection module b is inserted, the surge protection module b is connected with two sides of the U-shaped slot through a buckle structure, the connection direction of two side walls of the U-shaped slot is the width direction of the cuboid surge protection module b, the insertion direction of the U-shaped slot is the height direction of the cuboid surge protection module b, and the other direction of the cuboid surge protection module b is the thickness direction of the cuboid surge protection module b, in this embodiment, the thickness of the surge protection module b is 14mm, so as to effectively reduce the occupied volume and meet the development of miniaturization, the tripping mechanism 2 is specifically configured such that the separation spring plate 21 is welded with the pin of the overvoltage protection component 1 in the thickness direction of the surge protection module b, after tripping occurs, the separation spring plate 21 is separated from the pin of the overvoltage protection component 1 in the thickness direction of the surge protection module b, the rotation axis of the isolating piece 22 is along the width direction of the surge protection module b, and the isolating piece 22 further separates the separation spring plate 21 from the pin of the overvoltage protection component 1 in the thickness direction of the surge protection module b.

The main body 3 is provided with a remote signaling device 4, the isolating member 22 is provided with a remote signaling part 221 for triggering the remote signaling device 4, the isolating member 22 is further provided with a first indicating surface 222 for indicating the working state, the main body 3 is provided with a second indicating surface 32 matched with the first indicating surface 222, the surge protection module b is further provided with a shell for covering the overvoltage protection component 1, the tripping mechanism 2 and the main body 3, and the shell is provided with an indicating window for exposing the first indicating surface 222 or the second indicating surface 32.

The socket a is provided with wiring parts 5 used for being electrically connected with the working electrodes 211, the wiring parts 5 connected with the single working electrode 211 are provided with a plurality of wiring parts, the wiring parts 5 are symmetrically arranged on two sides of the surge protection module b, the socket a is provided with a bus bar 6, the bus bar 6 is provided with a jack 61 used for being electrically connected with the working electrode 211, the bus bar 6 is connected to the wiring parts 5 in an extending mode, specifically, the bus bar 6 is arranged at the bottom of a U-shaped groove of the socket and then extends towards two sides of the U-shaped groove, and the wiring parts 5 are arranged outside the two sides of the U-shaped groove;

in this embodiment, the overvoltage protection component 1 is a protection circuit structure formed by combining a piezoresistor and an air release pipe, and has two working end pins which are respectively connected with a tripping mechanism and a pin for grounding, the surge protection module b is provided with a grounding electrode 7 electrically connected with the grounding pin of the overvoltage protection component 1, the grounding electrode 7 is connected with a grounding part 8 arranged on a socket a in an inserting manner, and an elastic clamp 81 for connecting with the outside is arranged on the grounding part 8, so that the wiring is convenient and rapid;

the socket a is also provided with a remote signaling terminal for electrically connecting with a remote signaling device 4 on the surge protection module b, so that the working condition of the surge protection module b can be remotely mastered in real time.

The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.

Claims

1. A surge protector device is characterized by comprising a socket (a) and a surge protection module (b) inserted in and pulled out of the socket (a), the surge protection module (b) comprises an overvoltage protection component (1), a tripping mechanism (2) and a main body (3) for bearing the overvoltage protection component (1) and the tripping mechanism (2), the two sides of the main body (3) of the tripping mechanism (2) are respectively provided with one, the tripping mechanism (2) comprises a disengaging elastic sheet (21), one end of the disengaging elastic sheet (21) and a pin of the overvoltage protection component (1) are welded by low-temperature solder to form a disengaging welding point, the other end of the separation spring plate (21) extends out of the main body (3) and is bent into a U shape to form a working electrode (211) which is electrically connected with the socket (a), the main body (3) extends to form a convex pin (31) extending between two walls of the U-shaped working pole (211).

2. A surge protector according to claim 1, wherein the trip mechanism (2) further comprises a spacer (22) and an elastic member (23), the spacer (22) is hinged to the main body (3), the elastic member (23) is in an energy storage state before the separation spring (21) is disconnected from the pin of the overvoltage protection component (1), and the spacer (22) is driven by the elastic member (23) to rotate to push the separation spring (21) away from the pin of the overvoltage protection component (1) after the separation spring (21) is separated from the pin of the overvoltage protection component (1).

3. A surge protector according to claim 1 or 2, wherein the trip mechanism (2) is mounted in an inverted manner on opposite sides of the main body (3).

4. A surge protector according to claim 2, wherein the main body (3) is provided with a remote signalling device (4), the spacer (22) is provided with a remote signalling portion (221) for triggering the remote signalling device (4), the spacer (22) is further provided with a first indicating surface (222) for indicating the working state, and the main body (3) is provided with a second indicating surface (32) which is matched with the first indicating surface (222).

5. A surge arrester as claimed in claim 1, wherein the socket (a) is provided with a terminal portion (5) for electrical connection with the working electrode (211), and the terminal portion (5) connected to a single working electrode (211) is provided in plural numbers.

6. A surge protector according to claim 5, wherein the terminal portions (5) are symmetrically arranged on both sides of the surge protection module (b).

7. A surge arrester as claimed in claim 5, wherein the socket (a) is provided with a bus bar (6), the bus bar (6) is provided with a plurality of insertion holes (61) for electrically connecting with the working electrodes (211), and the bus bar (6) is connected to the plurality of terminal portions (5) in an extending manner.

8. A surge protector according to claim 1, wherein the surge protection module (b) is further provided with a grounding electrode (7) electrically connected to the overvoltage protection component (1), the grounding electrode (7) is connected to a grounding portion (8) provided on the socket (a) in a plugging manner, and the grounding portion (8) is provided with a resilient clip (81) for external connection.