CN212258407U

CN212258407U - Power and network two-in-one surge protection device

Info

Publication number: CN212258407U
Application number: CN202020982409.9U
Authority: CN
Inventors: 杨静
Original assignee: Shanxi Putian Weishi Technology Co ltd
Current assignee: Shanxi Putian Weishi Technology Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2020-12-29
Anticipated expiration: 2030-06-02

Abstract

A power supply and network two-in-one surge protection device belongs to the technical field of surge protection devices and solves the technical problems of difficulty in modification of a shell structure and poor shell compatibility. The device comprises a shell, wherein the shell is made of plastic and comprises an upper shell and a shell base, the upper shell is in a convex shape, the width of the upper shell is 24mm, and the upper part of the upper shell is provided with a boss; power surge protection device and network surge protection device all install in last casing, power surge protection device sets up in network surge protection device's top, go up the casing and detain the top of establishing at casing base, casing base's lower surface is provided with pothook and spacing frame, is provided with spacing pit on the spacing frame, the opening direction of pothook sets up with the opening direction of spout relatively, go up casing and casing base when sliding to the slide rail end along the slide rail, the stopper clamps in spacing pit. The utility model discloses a plastic construction satisfies circuit design demand, reduces the casing cost, improves production efficiency.

Description

Power and network two-in-one surge protection device

Technical Field

The utility model belongs to the technical field of surge protection device, concretely relates to power and two unification surge protection devices of network.

Background

The power supply network two-in-one surge protector is widely applied to a network monitoring video system and is used for lightning protection and anti-surge protection of a network camera gun.

Two unification surge protector products of power network on the market mainly have two kinds: the aluminum alloy structure is characterized in that the aluminum alloy section is processed into a shell, the shell is common in the early stage, the aluminum alloy structure has the advantages of easiness in development, low mold cost, non-modularization, high shell cost and unfavorable environmental protection (shell oxidation), and the defects cause the product of the structure to be marginalized and gradually eliminated by the market; secondly, the plastic structure, this kind of product adopts the injection moulding processing casing, its advantage is modularization, the assembly is simple, casing cost is low, the shortcoming is that the casing structure is modified difficultly, the casing compatibility is poor.

Besides, plastic structure products on the market all have a same problem, namely installation maintainer fingers are difficult to touch the quartzy first shell fragment and go to plug in and out the net twine, the reason is that quartzy first shell fragment is towards the product bottom surface, and the installation back shell fragment hugs closely the mounting plate, and shell fragment and bottom plate diameter space are not enough to stretch into the operation of finger, lead to quartzy head and surge protector dismouting inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a power and network two-in-one surge protection device.

The utility model discloses a following technical scheme realizes.

The utility model provides a two unification surge protection device of power and network, it includes casing, power surge protection device and network surge protection device, power surge protection device includes the power cord interface, and the power cord interface is 6.35mm interval PCB terminal, network surge protection device includes the network line interface, and the network line interface includes network line input interface and network line output interface, and the network line interface is: an all-plastic RJ45 socket, wherein:

the shell is made of plastic and comprises an upper shell and a shell base, wherein the upper shell is in a convex shape, the width of the upper shell is 24mm, and the upper part of the upper shell is provided with a boss; power surge protection device and network surge protection device all install in last casing, wherein: the power surge protection device is arranged in the boss, the network surge protection device is arranged below the power surge protection device, the power surge protection device and the network surge protection device are in rigid tin soldering connection through a single-row pin with a distance of 2.54mm, and marks for respectively indicating a power line interface and a network line interface are arranged on the upper surface of the upper shell; the network line input interface and the network line output interface are oppositely arranged on the side walls of the two sides of the upper shell, and the elastic sheet clamping grooves of the crystal heads, which are correspondingly connected with the network line input interface and the network line output interface, are upwards arranged;

the upper shell is buckled above the shell base, a clamping hook is arranged on one side of the lower surface of the shell base, a limiting frame is arranged on the other side of the lower surface of the shell base, a limiting pit is arranged on the limiting frame, a sliding groove is formed in the limiting frame, the opening direction of the clamping hook is opposite to the opening direction of the sliding groove, the upper end and the lower end of the sliding rail are correspondingly installed in the clamping hook and the sliding groove, a limiting block is arranged at the tail end of the sliding rail, and the limiting block is clamped in the limiting pit when the upper shell and the shell base slide to the tail end.

Further, the circuit boards of the power surge protection device and the network surge protection device are fixedly mounted on the upper housing 1 through bolts.

Further, the length of the housing is 90mm and the height of the housing is 63 mm.

Further, the height of boss is 12mm, and the length of boss is 45 mm.

Further, the slide rail is a 35mm electrical apparatus guide rail.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a modular design accords with the electrical guide rail installation condition of 35mm, and 24mm is selected to the width of casing, has formed unique appearance structural feature.

2. The utility model discloses except possessing modularization, casing advantage with low costs, the casing material is plastics, and the casing has insulating properties, does not have the electric leakage risk, and aluminum alloy shell does not have insulating properties, has the electric leakage risk.

3. The utility model discloses to power surge protector, selected the PCB terminal of 6.35mm interval, under the standard conditions, can insert 4.0mm²The copper core wire of (1); other similar products select the PCB terminal with the space of 5.08mm, and under the standard condition, the maximum PCB terminal can only be accessed to 2.5mm²The difference is shown in the product installation wiring, and the smaller wiring port may not meet the field wiring specification requirement.

4. Because of the width limitation of the module, the power surge protector and the network surge protector need to be assembled up and down, and the total height of the 6.35 mm-spaced PCB terminal superposed with the RJ45 socket is far beyond the height allowed by the module in the prior art, which is the reason why the 6.35 mm-spaced PCB terminal is abandoned in the prior art. The utility model discloses a crisscross mode of stacking has satisfied the restriction requirement of module height.

5. The plastic structure products on the market all have a same problem, namely installation maintainer finger is difficult to touch the quartzy first shell fragment and goes to plug in and out the net twine, because quartzy first shell fragment is towards the product bottom surface, and the installation back shell fragment hugs closely the mounting plate, and shell fragment and bottom plate diameter space are not enough to stretch into the finger operation. The utility model discloses quartzy first shell fragment is positive towards the product, easy to assemble maintainer plug net twine.

6. The plastic structural products on the market are only 18mm and 36mm wide. The 18mm width has the advantage of occupying a small space, and the disadvantage of being too narrow, on the contrary, the 36mm width has the advantage of being wide enough, and the disadvantage of occupying a large space. When the PCB is designed, the width of the circuit is reduced or the distance between the lines is reduced when the circuit board is too narrow. Reducing the line width can lead to power frequency current and impulse current throughput to descend, and it can lead to creepage interval not enough again to reduce the interline distance. The utility model discloses a 24mm width has fully ensured the designing requirement of line width and space distance, and simultaneously, the product occupies less space.

In a word, the utility model discloses a two unification surge protector on network adopts plastic construction, has taken into account the advantage of aluminum alloy structure, and optimal design casing size, shape structure, connecting piece specification etc. gain the advantage in the aspect of satisfying circuit design demand, reducing the casing cost, improving production efficiency, satisfying user's installation requirement, product pleasing to the eye etc..

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic top view of the structure of FIG. 2;

FIG. 4 is a left side view of the structure of FIG. 2;

FIG. 5 is a schematic bottom view of the structure of FIG. 2;

fig. 6 is a perspective view of the assembled structure of the power surge protection device (8) and the network surge protection device (9) inside the housing;

FIG. 7 is a schematic front view of the structure of FIG. 6;

FIG. 8 is a schematic diagram of a front view of a power line interface;

FIG. 9 is a side view of the structure of FIG. 8;

FIG. 10 is a PCB hole site view;

fig. 11 is a schematic view of a network line input interface or a network line output interface;

fig. 12 is a left side view of the structure of fig. 11.

In the figure, 1 is an upper shell, 2 is a boss, 3 is a power line interface, 4 is a network line interface, 5 is a clamping hook, 6 is a limiting frame, 7 is a shell base, 8 is a power surge protection device, and 9 is a network surge protection device.

Detailed Description

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. Unless otherwise specified, the examples follow conventional experimental conditions. In addition, various modifications and improvements to the materials and amounts used in these embodiments can be made by those skilled in the art without departing from the spirit and scope of the present invention.

As shown in fig. 1 to fig. 12, a power supply and network two-in-one surge protection device includes a housing, a power supply surge protection device 8 and a network surge protection device 9, where the power supply surge protection device 8 includes a power line interface 3, the power line interface 3 is a PCB terminal with a 6.35mm pitch, the network surge protection device 9 includes a network line interface 4, the network line interface 4 includes a network line input interface and a network line output interface, and the network line interface 4 is: an all-plastic RJ45 socket, wherein:

the shell is made of plastic and comprises an upper shell 1 and a shell base 7, wherein the upper shell 1 is in a convex shape, the width of the upper shell 1 is 24mm, and the upper part of the upper shell 1 is provided with a boss 2; power surge protection device 8 and network surge protection device 9 are all installed in upper housing 1, wherein: the power surge protection device 8 is arranged in the boss 2, the network surge protection device 9 is arranged below the power surge protection device 8, the power surge protection device and the network surge protection device are connected through rigid tin soldering of a single-row pin with a distance of 2.54mm, and marks for respectively indicating the power line interface 3 and the network line interface 4 are arranged on the upper surface of the upper shell 1; the network line input interface and the network line output interface are oppositely arranged on the side walls of the two sides of the upper shell 1, and the elastic piece clamping grooves of the crystal heads, which are correspondingly connected with the network line input interface and the network line output interface, are upwards arranged;

go up casing 1 and detain the top of establishing at casing base 7, one side of casing base 7's lower surface is provided with pothook 5, the opposite side of casing base 7's lower surface is provided with spacing frame 6, be provided with spacing pit on the spacing frame 6, be provided with the spout on the spacing frame 6, the opening direction of pothook 5 sets up with the opening direction of spout relatively, the upper and lower both ends of slide rail are corresponding to be installed in pothook and spout, the end of slide rail is provided with the stopper, go up casing 1 and casing base 7 and slide to the slide rail when terminal along the slide rail, the stopper clamps in spacing pit.

In the aspect of the circuit, the utility model discloses power surge protector accords with the T3 experiment, and the core characteristics are 2+1 combination discharge mode. The network surge protector accords with a C2 test and has the core characteristic of network transformer isolation protection. Because the circuit that the utility model adopts has been applied to other like products extensively, consequently, circuit design is not the utility model discloses the core part, do not do deep explanation here.

Further, the circuit boards of the power surge protection device 8 and the network surge protection device 9 are fixedly mounted on the upper case 1 by bolts.

Further, the height of the boss 2 is 12mm, and the length of the boss 2 is 45 mm.

Further, the slide rail is a 35mm electrical apparatus guide rail.

Further, the circuit boards of the power surge protection device 8 and the network surge protection device 9 are fixedly mounted on the upper housing by bolts.

The power supply and network two-in-one surge protection device is assembled: install power surge protection device 8 and network surge protection device 9 in last casing 1, adopt the bolt with power surge protection device 8 and network surge protection device 9 respectively fixed mounting in last casing 1 the corresponding position department, then with casing base 7 lock in the below of last casing 1, casing base 7 adopts ultrasonic welding together with last casing 1.

During the use, with the two unification surge protection devices of assembled power and network slide to preset position through the slide rail, the stopper clamps in spacing pit, accomplishes the fixing of two unification surge protection devices of power and network, inserts power cord and network connection line according to the sign and can normally use.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by a person skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a two unification surge protection device of power and network, it includes casing, power surge protection device (8) and network surge protection device (9), power surge protection device (8) include power cord interface (3), and power cord interface (3) are 6.35mm interval PCB terminal, network surge protection device (9) include network line interface (4), and network line interface (4) include network line input interface and network line output interface, and network line interface (4) are: full plastic RJ45 seat, its characterized in that:

the shell is made of plastic and comprises an upper shell (1) and a shell base (7), the upper shell (1) is in a convex shape, the width of the upper shell (1) is 24mm, and the upper part of the upper shell (1) is provided with a boss (2); power surge protection device (8) and network surge protection device (9) are all installed in upper casing (1), wherein: the power surge protection device (8) is arranged in the boss (2), the network surge protection device (9) is arranged below the power surge protection device (8), the power surge protection device and the network surge protection device are rigidly soldered and connected through a single-row pin with a distance of 2.54mm, and marks for respectively indicating the power line interface (3) and the network line interface (4) are arranged on the upper surface of the upper shell (1); the network line input interface and the network line output interface are oppositely arranged on the side walls of the two sides of the upper shell (1), and the elastic piece clamping grooves of the crystal heads, which are correspondingly connected with the network line input interface and the network line output interface, are upwards arranged;

go up casing (1) and detain the top of establishing at casing base (7), one side of the lower surface of casing base (7) is provided with pothook (5), the opposite side of the lower surface of casing base (7) is provided with spacing frame (6), be provided with spacing pit on spacing frame (6), be provided with the spout on spacing frame (6), the opening direction of pothook (5) sets up with the opening direction of spout relatively, the upper and lower both ends of slide rail are corresponding to be installed in pothook and spout, the end of slide rail is provided with the stopper, go up casing (1) and casing base (7) when sliding to the slide rail end along the slide rail, the stopper clamps in spacing pit.

2. A power and network two-in-one surge protection device according to claim 1, wherein: and circuit boards of the power supply surge protection device (8) and the network surge protection device (9) are fixedly arranged on the upper shell (1) through bolts.

3. A power and network two-in-one surge protection device according to claim 1, wherein: the length of the shell is 90mm, and the height of the shell is 63 mm.

4. A power and network two-in-one surge protection device according to claim 1, wherein: the height of the boss (2) is 12mm, and the length of the boss (2) is 45 mm.

5. A power and network two-in-one surge protection device according to claim 1, wherein: the slide rail is a 35mm electric appliance guide rail.