CN214380087U - Novel hot pluggable lightning protection module - Google Patents

Abstract

The utility model provides a novel but hot plug lightning protection module, including plastic face-piece, plastic unable adjustment base, first pin, the second pin, the third pin, the PCB board, temperature insurance, leaded light post, piezo-resistor one, gas discharge tube, piezo-resistor two, LED diode pilot lamp, the whole integrations of lightning protection circuit are on the PCB board, but make hot plug's module alone, the lightning protection module is made compatibly with output socket, the plug part is made to the lightning protection module, whole PDU length and volume have not only been saved, and the cost of lightning protection module has been reduced.

Description

Novel hot pluggable lightning protection module

Technical Field

The utility model relates to a lightning protection equipment technical field, in particular to novel hot plug lightning protection module.

Background

PDU products are modularized all the time, and the universality develops. The lightning protection module is used as a selecting part of the PDU, and most manufacturers make the module which is hot-plugged, so that the lightning protection module can be conveniently replaced when damaged. The hot plug structure avoids the problem that one plug-out module and one base module cannot be used, so that the cost of the two modules is high, if the hot plug structure can be made into a universal output socket compatible with the PUD, the space of the whole PUD cannot be occupied, the length and the volume of the whole PDU are saved, the cost of the lightning protection module is reduced, and the hot plug structure can also be used as an output for electric equipment when the lightning protection module is not used.

This patent innovative design's lightning protection module and output socket make compatibly, and the plug part is made to the lightning protection module, makes development mould cost reduction in earlier stage like this, and the in-process of production product makes the equipment welding also convenient and fast more, also corresponding whole PDU volume of having saved. The use process of the user is very flexible and convenient.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a novel but hot plug lightning protection module to prior art's problem, designs a lightning protection module and makes compatible module with outlet, solves current technical problem.

The utility model aims at realizing through the following technical scheme:

a novel hot-pluggable lightning protection module comprises a plastic surface shell, a plastic fixing base, a first pin, a second pin, a third pin, a PCB (printed circuit board), a temperature protector, a light guide column, a first piezoresistor, a gas discharge tube, a second piezoresistor and an LED diode indicator lamp; two screw mounting holes are formed in two opposite corners of the plastic fixing base, a light guide column mounting hole and two screw mounting columns in opposite corners are formed in the top surface of the plastic face shell, two screw passing holes are formed in two opposite corners of the PCB, the screw mounting holes, the screw mounting columns and the screw passing holes are corresponding in position, the PCB, the plastic fixing base and the plastic face shell are fixedly connected through the screw mounting holes, the screw passing holes and the screw mounting columns by screws, the light guide column is mounted in the light guide column mounting hole, and the light guide column mounting hole is opposite to the position of the LED diode indicator lamp; the middle part of the plastic fixing base is provided with three pin through holes which correspondingly pass through a first pin, a second pin and a third pin, the first pin, the second pin and the third pin are respectively welded on the corresponding opening positions in the middle part of the PCB and are electrically connected through a conductive layer on the PCB, and the temperature fuse, the first piezoresistor and the gas discharge tube are respectively welded on the corresponding opening positions on the PCB and are electrically connected through the conductive layer on the PCB; the second pin is electrically connected with the left pin of the temperature fuse, the right pin of the temperature fuse is electrically connected with the left pin of the first piezoresistor, and the right pin of the first piezoresistor is electrically connected with the left pin of the gas discharge tube; the third pin is electrically connected with the left pin of the second piezoresistor, and the right pin of the second piezoresistor is electrically connected with the left pin of the gas discharge tube; the first pin is electrically connected with the right pin of the gas discharge tube; the LED diode indicator lamp is integrated on the PCB and is electrically connected with the right pin and the third pin of the temperature fuse respectively.

Further, the second pin is used for connecting a live wire.

Furthermore, the third pin is used for connecting a zero line.

Further, the first pin is used for connecting a ground wire.

The beneficial effects of the utility model reside in that:

the utility model discloses in the aspect of the lightning protection equipment modularization further innovative design, the lightning protection circuit is whole integrated on the PCB board, makes the module of hot plug formula alone, and the lightning protection module is made compatibly with output socket, and the plug part is made to the lightning protection module, has not only saved whole PDU length and volume, has reduced the cost of lightning protection module moreover.

Drawings

FIG. 1 is a schematic diagram showing the disassembly of the product components of the embodiment of the present invention;

FIG. 2 is a perspective view of the plastic shell of FIG. 1;

fig. 3 is a schematic diagram of the position of the electronic component of the lightning protection module according to the embodiment of the present invention;

fig. 4 is a schematic diagram of the lightning protection module according to an embodiment of the present invention.

The reference numerals are explained below:

the LED light source comprises a plastic face shell 1, a plastic fixing base 2, a first pin 3, a second pin 4, a third pin 5, a PCB 6, a temperature fuse 7, a light guide column 8, a piezoresistor I9, a gas discharge tube 10, a piezoresistor II 11, an LED diode indicator light 12, a screw mounting column 101, a light guide column mounting hole 102, a screw mounting hole 201, a pin through hole 202 and a screw through hole 601.

Detailed Description

The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.

The embodiments of the present disclosure are described below with specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure in the specification. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

In order to improve the compatibility of the lightning protection module and the output socket, the utility model discloses specific content is as follows.

With reference to fig. 1 and fig. 2, an embodiment of the present invention is a novel hot-pluggable lightning protection module, which includes a plastic surface shell 1, a plastic fixing base 2, a first pin 3, a second pin 4, a third pin 5, a PCB 6, a temperature protector 7, a light guide pillar 8, a first varistor 9, a gas discharge tube 10, a second varistor 11, and an LED diode indicator 12;

two screw mounting holes 201 are formed in two opposite corners of the plastic fixing base 2, a light guide column mounting hole 102 and two opposite-corner screw mounting columns 101 are formed in the top surface of the plastic face shell 1, two screw through holes 601 are formed in two opposite corners of the PCB 6, the screw mounting holes 201, the screw mounting columns 101 and the screw through holes 601 are corresponding in position, the PCB 6, the plastic fixing base 2 and the plastic face shell 1 are fixedly connected through the screw mounting holes 201, the screw through holes 601 and the screw mounting columns 101 through screws, the plastic fixing base 2 is used for fixing an electrical part, circuit element connection is protected, and the service life is prolonged;

the light guide column 8 is arranged in the light guide column mounting hole 102, and the light guide column mounting hole 102 is over against the LED diode indicator lamp 12, so that the lighting state of the LED diode indicator lamp 12 can be observed from the outside;

the middle part of the plastic fixing base 2 is provided with three pin through holes 202 which can correspondingly pass through the first pin 3, the second pin 4 and the third pin 5.

Referring to fig. 3 and 4, the first pin 3, the second pin 4, and the third pin 5 are respectively welded at the corresponding opening positions in the middle of the PCB 6 and electrically connected through the conductive layer on the PCB 6, and the temperature fuse 7, the first varistor 9, and the gas discharge tube 10 are respectively welded at the corresponding opening positions on the PCB 6 and electrically connected through the conductive layer on the PCB 6;

the electrical connection of the conductive layer on the PCB 6 is a common technique for connecting the circuit of the PCB, and the technical principle and structure will not be described in detail herein;

the second pin 4 is electrically connected with a left pin of the temperature fuse 7, a right pin of the temperature fuse 7 is electrically connected with a left pin of the first piezoresistor 9, and a right pin of the first piezoresistor 9 is electrically connected with a left pin of the gas discharge tube 10;

the third pin 5 is electrically connected with the left pin of the second piezoresistor 11, and the right pin of the second piezoresistor 11 is electrically connected with the left pin of the gas discharge tube 10;

the first pin 3 is electrically connected with the right pin of the gas discharge tube 10;

the lightning protection module has a large resistance value under normal working voltage, which is equivalent to an insulation state, when lightning occurs, high voltage can be generated in a metal circuit, under the action of the high impulse voltage, a first voltage dependent resistor 9 and a second voltage dependent resistor 11 of the lightning protection module can be subjected to low value breakdown in nanosecond (ns) level, which is equivalent to a short circuit state, then a gas discharge tube 10 is connected, and then a first pin 3 is introduced to the ground wire to flow into the ground, and when the on-state voltage higher than the lightning protection module is cancelled, the high resistance state is recovered.

LED diode pilot lamp 12 integrated on PCB board 6 and with temperature insurance 7's right pin, third pin 5 electric connection respectively, the resistance value is very big when the lightning protection module is normal, be equivalent to insulating state, the lightning protection module normal condition is instructed through the light to the electric current from LED diode pilot lamp 12, otherwise generate heat when the lightning protection module lightning stroke and lead to the disconnection of temperature insurance, the electric current does not pass through the pilot lamp, the pilot lamp goes out, instruct the lightning protection module to damage the inefficacy, need change.

It still needs to be stated here that first pin 3, second pin 4, third pin 5, PCB board 6, temperature insurance 7, leaded light post 8, piezo-resistor 9, gas discharge tube 10, piezo-resistor two 11 all belong to common electron spare part on the market, only need direct purchase to obtain the utility model discloses no longer make concrete explanation to these part principle and structure.

The above description is for illustrative purposes only and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. that do not depart from the spirit and principles of the present invention should be construed as within the scope of the present invention.

Claims (4)

1. The utility model provides a novel but hot plug lightning protection module which characterized in that: the LED lamp comprises a plastic face shell (1), a plastic fixing base (2), a first pin (3), a second pin (4), a third pin (5), a PCB (6), a temperature fuse (7), a light guide column (8), a piezoresistor I (9), a gas discharge tube (10), a piezoresistor II (11) and an LED diode indicator lamp (12);

two screw mounting holes (201) are formed in two opposite corners of the plastic fixing base (2), light guide column mounting holes (102) and two opposite-corner screw mounting columns (101) are formed in the top surface of the plastic face shell (1), two screw through holes (601) are formed in two opposite corners of the PCB (6), the screw mounting holes (201), the screw mounting columns (101) and the screw through holes (601) are corresponding in position, the PCB (6), the plastic fixing base (2) and the plastic face shell (1) are fixedly connected with the screw mounting columns (101) through the screw mounting holes (201) and the screw through holes (601) by screws, the light guide columns (8) are mounted in the light guide column mounting holes (102), and the light guide column mounting holes (102) are opposite to the LED diode indicator lamp (12);

the middle part of the plastic fixing base (2) is provided with three pin through holes (202) which can correspondingly pass through a first pin (3), a second pin (4) and a third pin (5), the first pin (3), the second pin (4) and the third pin (5) are respectively welded on the corresponding hole positions in the middle part of the PCB (6) and are electrically connected through a conducting layer on the PCB (6), and the temperature fuse (7), the piezoresistor I (9) and the gas discharge tube (10) are respectively welded on the corresponding hole positions of the PCB (6) and are electrically connected through the conducting layer on the PCB (6);

the second pin (4) is electrically connected with the left pin of the temperature fuse (7), the right pin of the temperature fuse (7) is electrically connected with the left pin of the piezoresistor I (9), and the right pin of the piezoresistor I (9) is electrically connected with the left pin of the gas discharge tube (10);

the third pin (5) is electrically connected with the left pin of the second piezoresistor (11), and the right pin of the second piezoresistor (11) is electrically connected with the left pin of the gas discharge tube (10);

the first pin (3) is electrically connected with the right pin of the gas discharge tube (10);

the LED diode indicator lamp (12) is integrated on the PCB (6) and is electrically connected with the right pin and the third pin (5) of the temperature fuse (7) respectively.

2. The novel hot-pluggable lightning protection module of claim 1, wherein: the second pin (4) is used for connecting a live wire.

3. The novel hot-pluggable lightning protection module of claim 1, wherein: and the third pin (5) is used for connecting a zero line.

4. The novel hot-pluggable lightning protection module of claim 1, wherein: the first pin (3) is used for being connected with a ground wire.

Images