CN214849401U

CN214849401U - Novel surge protection structure of integration type RJ45

Info

Publication number: CN214849401U
Application number: CN202121063451.1U
Authority: CN
Inventors: 张智凯; 杜仕刚; 赵亮
Original assignee: Dongguan Yongde Electronic Technology Co ltd; Zhongjiang UD Electronics Co ltd; UD Electronic Corp
Current assignee: Dongguan Yongde Electronic Technology Co ltd; Zhongjiang UD Electronics Co ltd; UD Electronic Corp
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-11-23
Anticipated expiration: 2031-05-18

Abstract

The utility model discloses an integrated RJ45 novel surge protection structure, which comprises an insulation body, an electrical module, a surge relief part and a shielding shell; the insulating body is provided with an inserting cavity, and a through groove communicated with the inserting cavity is formed in the insulating body; the electrical module is arranged in the insulating body and is provided with an RJ45 terminal, and the RJ45 terminal extends into the insertion cavity; the surge relief piece is arranged in the through groove and is provided with a tip which is close to the RJ45 terminal and is not in contact with the RJ45 terminal; the shielding shell is coated outside the insulating body and is in contact conduction with the surge bleeder. When surge energy input to RJ45 terminal, the mode that the RJ45 terminal was discharged through the point, let out surge energy on the surge piece of bleeding, the shielding shell lets out surge energy to ground, changes the route of bleeding of surge energy, avoids the surge energy to the destruction of internal circuit when bleeding, need not to do special design to the internal circuit again, practices thrift the cost, remains the commonly used circuit design of industry, promotes the commonality of circuit.

Description

Novel surge protection structure of integration type RJ45

Technical Field

The utility model relates to a RJ45 connector field technique especially indicates a novel surge protection structure of integration type RJ 45.

Background

The conventional integrated RJ45 surge protection method is to add surge parts on the line or directly discharge surge energy through the wire package to ground.

The protection mode has the defects that when surge energy is discharged, the discharge path of the surge energy comprises components such as RJ terminals, coils, PCBs, surge parts, iron shells and the like, so that all components through which the surge energy passes must be improved in current resistance so as to avoid being burnt by the surge energy; the design can greatly increase the production cost, and meanwhile, the conventional Bob-smith circuit design in the RJ45 industry cannot be used, so that the universality of the original circuit can be reduced. Therefore, there is a need for an improvement to the existing RJ45 surge protection structure.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a novel surge protection structure of an integrated RJ45, which can effectively solve the problem that the current-resistant capability of the components of the existing RJ45 surge protection structure needs to be improved, the production cost is high, and the conventional Bob-smith circuit design in the RJ45 industry cannot be used, thereby reducing the problem of circuit versatility.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an integrated RJ45 novel surge protection structure comprises an insulation body, an electrical module, a surge discharge piece and a shielding shell; the insulating body is provided with an inserting cavity, and a through groove communicated with the inserting cavity is formed in the insulating body; the electrical module is arranged in the insulating body and is provided with an RJ45 terminal, and the RJ45 terminal extends into the insertion cavity; the surge relief piece is arranged in the through groove and is provided with a tip which is close to the RJ45 terminal and is not in contact with the RJ45 terminal; the shielding shell is coated outside the insulating body and is in contact conduction with the surge bleeder.

Preferably, the through groove is located on the top surface of the insulating body and extends left and right, an embedded groove is concavely arranged on the periphery of the through groove, and the surge relief piece is matched with the embedded groove and embedded in the embedded groove.

Preferably, the depth of the caulking groove is smaller than the thickness of the surge relief piece, and the surge relief piece is closely matched with and contacted with the inner wall of the shielding shell for conduction.

Preferably, the surge relief piece is made of a strip-shaped conductive material.

Preferably, the surge relief part is provided with a plurality of elongated holes, the elongated holes are communicated with the through grooves in an up-down opposite mode, the tips are arranged side by side at intervals, the tips are located on the same side edge of the elongated holes, and the tips are close to the corresponding RJ45 terminals respectively.

Preferably, the opening of the insertion cavity faces forward, the insulating body is provided with a mounting cavity with a backward opening, the mounting cavity is communicated with the insertion cavity, and the electrical module is assembled in the mounting cavity from back to front.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:

through set up the logical groove that the intercommunication was planted the chamber on insulator, surge bleeder sets up in leading to the groove, the pointed end is close to the RJ45 terminal and is contactless with the RJ45 terminal, when surge energy input to the RJ45 terminal, the RJ45 terminal passes through the mode of point discharge, on discharging surge bleeder with surge energy, cooperate shielding shell and surge bleeder contact again and switch on, shielding shell ground connection discharges surge energy to ground, thereby surge energy's the route of bleeding has been changed, can avoid surge energy to the destruction of product internal circuit when bleeding, consequently this product internal circuit need not to do special design again to surge protection, can practice thrift the cost, can remain the ordinary Bob-smith circuit design in the RJ45 industry simultaneously, promote the general use of circuit.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is an assembled perspective view of a preferred embodiment of the present invention;

FIG. 2 is an exploded view of the preferred embodiment of the present invention;

fig. 3 is an exploded view from another angle of the preferred embodiment of the present invention;

FIG. 4 is a cross-sectional view of a preferred embodiment of the present invention;

fig. 5 is an enlarged view of the surge relief member in the preferred embodiment of the present invention.

The attached drawings indicate the following:

10. insulating body 11, insert cavity

12. Through groove 13, caulking groove

14. Mounting cavity 20 and electrical module

21. RJ45 terminal 22 and card slot

30. Surge relief 31, tip

32. Elongated hole 40, shield case

41. A buckle piece.

Detailed Description

Referring to fig. 1 to 5, a specific structure of a preferred embodiment of the present invention is shown, which includes an insulating body 10, an electrical module 20, a surge relief element 30 and a shielding shell 40.

The insulation body 10 is provided with an insertion cavity 11, and the insulation body 10 is provided with a through groove 12 communicated with the insertion cavity 11; in the present embodiment, the through slot 12 is located on the top surface of the insulating body 10 and extends left and right, the periphery of the through slot is recessed with an embedded slot 13, and the opening of the insertion cavity 11 faces forward, the insulating body 10 has a mounting cavity 14 with a backward opening, and the mounting cavity 14 is communicated with the insertion cavity 11.

The electrical module 20 is disposed in the insulating body 10, the electrical module 20 has an RJ45 terminal 21, and the RJ45 terminal 21 extends into the insertion cavity 11; in the present embodiment, the electrical module 20 is assembled in the mounting cavity 14 from the back to the front, and in addition, the electrical module 20 is provided with a card slot 22.

Surge bleed 30 is disposed in through slot 12, surge bleed 30 having a tip 31, tip 31 being proximate to RJ45 terminal 21 and not in contact with RJ45 terminal 21; in this embodiment, this surge bleeder 30 is the electrically conductive material of banding, this surge bleeder 30 and caulking 13 looks adaptation and inlay in caulking groove 13, the degree of depth of caulking groove 13 is less than the thickness of surge bleeder 30, and, seted up rectangular hole 32 on this surge bleeder 30, this rectangular hole 32 is just to the intercommunication from top to bottom with logical groove 12, this pointed end 31 is a plurality of that set up side by side the interval, a plurality of pointed ends 31 are located the same side edge of rectangular hole 32, a plurality of pointed ends 31 are close to corresponding RJ45 terminal 21 respectively.

This shielding shell 40 cladding is outside insulator 10 and switches on with the contact of surge bleeder 30, and in this embodiment, this surge bleeder 30 closely cooperates the contact with the inner wall of shielding shell 40 and switches on, and shielding shell 40 is the iron-clad to and this shielding shell 40 has cramp 41, and this cramp 41 is spacing with draw-in groove 22 snap-fit.

Detailed description the working principle of the present embodiment is as follows:

when surge energy is input to the RJ45 terminal 21, the RJ45 terminal 21 and the tip 31 of the surge relief element 30 perform a tip discharge principle, the RJ45 terminal 21 discharges the surge energy to the surge relief element 30, and since the surge relief element 30 is in contact conduction with the shielding case 40, the surge energy is discharged to the ground through the shielding case 40 after being discharged to the shielding case 40.

The utility model discloses a design focus lies in: through set up the logical groove that the intercommunication was planted the chamber on insulator, surge bleeder sets up in leading to the groove, the pointed end is close to the RJ45 terminal and is contactless with the RJ45 terminal, when surge energy input to the RJ45 terminal, the RJ45 terminal passes through the mode of point discharge, on discharging surge bleeder with surge energy, cooperate shielding shell and surge bleeder contact again and switch on, shielding shell ground connection discharges surge energy to ground, thereby surge energy's the route of bleeding has been changed, can avoid surge energy to the destruction of product internal circuit when bleeding, consequently this product internal circuit need not to do special design again to surge protection, can practice thrift the cost, can remain the ordinary Bob-smith circuit design in the RJ45 industry simultaneously, promote the general use of circuit.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a novel surge protection structure of integration type RJ45 which characterized in that: the surge protection device comprises an insulation body, an electrical module, a surge bleeder and a shielding shell; the insulating body is provided with an inserting cavity, and a through groove communicated with the inserting cavity is formed in the insulating body; the electrical module is arranged in the insulating body and is provided with an RJ45 terminal, and the RJ45 terminal extends into the insertion cavity; the surge relief piece is arranged in the through groove and is provided with a tip which is close to the RJ45 terminal and is not in contact with the RJ45 terminal; the shielding shell is coated outside the insulating body and is in contact conduction with the surge bleeder.

2. The integrated RJ45 novel surge protection structure of claim 1, wherein: the through groove is located on the top surface of the insulating body and extends leftwards and rightwards, the embedded groove is concavely arranged on the periphery of the through groove, and the surge discharging piece is matched with the embedded groove and is embedded in the embedded groove.

3. The integrated RJ45 novel surge protection structure of claim 2, wherein: the depth of caulking groove is less than the thickness of surge bleeder, and the inner wall close fit contact of surge bleeder and shielding case switches on.

4. The integrated RJ45 novel surge protection structure of claim 1, wherein: the surge bleeder is a strip-shaped conductive material.

5. The integrated RJ45 novel surge protection structure of claim 1, wherein: the surge bleeder has seted up rectangular hole on, and this rectangular hole is just to the intercommunication from top to bottom with leading to the groove, and this pointed end is a plurality of that the interval set up side by side, and a plurality of pointed ends lie in rectangular hole with one side edge, and a plurality of pointed ends are close to corresponding RJ45 terminal respectively.

6. The integrated RJ45 novel surge protection structure of claim 1, wherein: the opening of the inserting cavity faces forward, the insulating body is provided with an installing cavity with an opening facing backward, the installing cavity is communicated with the inserting cavity, and the electric module is assembled in the installing cavity from back to front.