CN218919980U - Surge protector - Google Patents

Abstract

The utility model relates to a surge protector which is characterized by comprising a module frame, wherein a plurality of layers of graphite are arranged on the module frame, a protective shell is arranged outside a conductor, the protective shell comprises a first end cover, a second end cover and a clamping plate arranged between the first end cover and the second end cover, and the first end cover, the second end cover and the clamping plate are connected through screws. According to the utility model, the graphite is packaged and protected by arranging the protective shell, and the first end cover, the second end cover and the clamping plate are connected through screws; secondly, the splint can realize the protection to the row needle, makes it be located the perforation, has good safeguard function.

Description

Surge protector

Technical Field

The utility model relates to the technical field of lightning protection, in particular to a surge protector.

Background

The surge protector is also called a lightning arrester or a surge protector, is called an SPD for short, is suitable for a power supply system or a communication system with the alternating current of 50/60HZ or direct current and the rated voltage of below 2000V, is in a high impedance state under normal conditions, and can be conducted in a very short time when a line is subjected to surge caused by lightning stroke or other reasons, and lightning current or overvoltage is led into the ground through a grounding wire so as to protect equipment on the line.

The module frame in the surge protector is provided with conductive metal bodies, a multi-layer graphite structure is arranged between the conductive metal bodies, then the conductive metal bodies are connected through screws during connection, and corresponding holes are inevitably formed in the conductive metal bodies to realize connection, so that the operation is troublesome.

Disclosure of Invention

The utility model aims to provide a surge protector, which realizes the fixed encapsulation of multi-layer graphite through a protective shell and reduces the complexity of a processing technology.

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

the utility model provides a surge protector, its characterized in that includes the module frame, be provided with multilayer graphite on the module frame, the outside of electric conductor is provided with the protection casing, the protection casing includes first end cover, second end cover and is located splint between first end cover and the second end cover, wherein first end cover and second end cover are embedded to have the fixed plate, fixed plate (high strength metal or non-metallic material), pass through screwed connection between first end cover, the second end cover, the splint.

The utility model further provides that the inner side surface of the first end cover is sunken to form a first placement groove, the inner side surface of the second end cover is sunken to form a second placement groove, a third placement groove is formed on the clamping plate, graphite of the conductor is positioned in the first placement groove, the second placement groove and the third placement groove, and insulating sheets are arranged among the graphite.

The utility model further provides that through holes are formed at two ends of one side of the clamping plate far away from the module frame, pin arranging assemblies are arranged on the through holes, pins in the pin arranging assemblies extend to the side of the module frame along the arrangement direction of the through holes, and the pin arranging assemblies further comprise pin arranging seats which are clamped in the through holes.

The utility model is further provided with pins at two ends of the module frame, the pins are inserted into insertion grooves formed on the module frame, the two sides of the electric conductor are also provided with a first electrode plate and a second electrode plate, the first electrode plate is connected with a safety plate, the first electrode plate is connected with the pins through the safety plate, the supporting legs of the second electrode plate are embedded and arranged in insertion ports of the pins, the first electrode plate, the safety plate and the pins are fixed through soldering, tin melts away in a high-temperature state, and the safety plate, the first electrode plate and the pins are in a separation state.

The utility model further provides that the bottom of the module frame is provided with plug pins.

The utility model has the beneficial effects that: the utility model realizes the encapsulation and protection of the multi-layer graphite by arranging the protection shell, and the fixing plates on two sides, the first end cover, the second end cover and the clamping plate are fixedly connected through screws; secondly, the arranged clamping plates can realize the protection of the row pins, so that the row pins are positioned in the through holes, and have a good protection function; in addition, the module frame and the module box are realized through plug pins, so that the installation and the disassembly are convenient; and then the first electrode plate, the safety plate and the pins are fixedly connected in a soldering manner, when the temperature is high, tin is melted, the safety plate, the first electrode plate and the pins are in a separation state, and trip protection is realized by matching with a tripping mechanism.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

fig. 1 is a cross-sectional view of an embodiment of the present utility model.

Fig. 2 is a perspective view of a module frame according to an embodiment of the utility model.

Fig. 3 is an exploded view of a module frame according to an embodiment of the present utility model.

Fig. 4 is a perspective view of a module frame according to an embodiment of the utility model.

Fig. 5 is a schematic view 1 of a protective housing according to an embodiment of the utility model.

Fig. 6 is a schematic view 2 of a protective housing according to an embodiment of the utility model.

Reference numeral, 10, a base; 20. a module case; 30. a module frame; 301. a plug-in groove; 40. plug pins; 50. a structure; 501. graphite; 502. an insulating sheet; 60. a protective housing; 601. a first end cap; 6011. a first seating groove; 602. a second end cap; 6021. a second seating groove; 603. a clamping plate; 6031. a third seating groove; 6032. a through hole; 604. a screw connection hole; 605. a screw; 70. a pin header assembly; 701. arranging needles; 702. a needle arrangement seat; 80. pins; 801. an interface; 90. an electrode sheet I; 100. electrode plate II; 110. a security pane; 120. a circuit board;

Detailed Description

The embodiments of the present application will be described in detail below with reference to the accompanying drawings and examples, so that the implementation process of how the technical means are applied to solve the technical problems and achieve the technical effects of the present application can be fully understood and implemented accordingly.

As shown in fig. 1-6, the present utility model is a surge protector, comprising a base 10 and a module box 20, wherein the module box 20 is fixed on the base 10, a module frame 30 is disposed in the module box 20, a plug pin 40 is disposed at the bottom of the module frame 30, and pluggable installation is realized between the module frame 30 and the module box 20 through the plug pin 40.

The module frame 30 is provided with a structure body 50 formed by a plurality of layers of graphite 501, the outside of the structure body 50 is provided with a protective shell 60, the protective shell 60 comprises a first end cover 601, a second end cover 602 and a clamping plate 603 arranged between the first end cover 601 and the second end cover 602, wherein the first end cover 601 and the second end cover 602 are embedded with a fixing plate 130, the fixing plate can be made of high-strength non-metal or metal materials, such as high-strength steel and high-strength ceramics, and the high-strength steel is alloy steel with the yield strength of more than 1370MPa (140 kgf/mm) and the tensile strength of more than 1620MPa (165 kgf/mm). The hardness of the high-strength ceramic is above 1500 HV.

The fixing plate 130, the first end cover 601, the second end cover 602 and the clamping plate 603 are connected through screws 605, specifically, screw connection holes 604 are formed in four corners of the first end cover 601, the second end cover 602 and the clamping plate 603, connection between the first end cover 601, the second end cover 602 and the clamping plate 603 is achieved through the screw connection holes 604 and the screws 605, so that the multi-layer graphite 501 is packaged in the protective shell 60, a conductive metal body is not adopted, and corresponding holes are not required to be formed in the conductive metal body, so that the process is simplified, the assembly difficulty is reduced, and meanwhile, the graphite can be better protected through the protective shell.

Wherein the structure of the structure 50 comprises graphite 501 and insulating sheets 502, wherein the graphite 501 is mounted in the following manner: a first mounting groove 6011 is formed in the inner side surface of the first end cover 601, a second mounting groove 6021 is formed in the inner side surface of the second end cover 602, a third mounting groove 6031 is formed in the clamping plate 603, the graphite 501 of the structure 50 is located in the first mounting groove 6011, the second mounting groove 6021 and the third mounting groove 6031, and the insulating sheet 502 is disposed between the graphite 501.

The pin header assemblies 70 are further required to be disposed on two sides of the structural body 50, the pin header assemblies 70 are used for contacting the graphite 501 and connecting the circuit board 120, the pin header 701 in the prior art is not protected by a protective measure, and the pin header 701 can be effectively protected by the clamping plate 603, and the specific structure is as follows:

the two ends of one side of the clamping plate 603 far away from the module frame 30 are provided with through holes 6032, the through holes 6032 are provided with pin arranging assemblies 70, pins 701 in the pin arranging assemblies 70 extend to the side of the module frame 30 along the arrangement direction of the through holes 6032, the pin arranging assemblies 70 further comprise pin arranging 701 seats, and the pin arranging 701 seats are clamped in the through holes 6032.

The two ends of the module frame 30 are provided with pins 80, the pins 80 are inserted into insertion grooves 301 formed on the module frame 30, two sides of the structure body 50 are further provided with a first electrode plate 90 and a second electrode plate 100, the first electrode plate 90 is connected with a safety plate 110, the first electrode plate 90 is connected with the pins 80 through the safety plate 110, the supporting legs of the second electrode plate 100 are embedded and installed in insertion openings 801 of the pins 80, the first electrode plate 90, the safety plate 110 and the pins 80 are fixed through soldering, tin melts off in a high-temperature state, the safety plate 110, the first electrode plate 90 and the pins 80 are in a separation state, and after separation, the separation is realized by matching with a tripping mechanism on the module frame 30, wherein the tripping mechanism is disclosed in a patent with the publication number of CN216252173U, and is not described here.

According to the utility model, the graphite 501 is packaged and protected by arranging the protective shell 60, and the first end cover 601, the second end cover 602 and the clamping plate 603 are connected through the screws 605; secondly, the clamping plate 603 can protect the pin header 701, so that the pin header 701 is positioned in the through hole 6032 and has a good protection function; in addition, the module frame 30 and the module box 20 are realized through the plug pins 40, so that the installation and the disassembly are convenient; then, after the electrode plate I90, the safety plate 110 and the pins 80 are connected, fixed connection is realized in a soldering mode, when the temperature is high, tin is melted, the safety plate 110, the electrode plate I90 and the pins 80 are in a separation state, and trip protection is realized by matching with a tripping mechanism.

Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art is able to solve the technical problem within a certain error range, substantially achieving the technical effect.

It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a commodity or system comprising such elements.

While the foregoing description illustrates and describes the preferred embodiments of the present utility model, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as described herein, either as a result of the foregoing teachings or as a result of the knowledge or technology in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims (5)

1. The utility model provides a surge protector, its characterized in that, includes the module frame, be provided with multilayer graphite on the module frame, multilayer graphite forms the structure, and the outside of structure is provided with the protection casing, the protection casing includes first end cover, second end cover and is located splint between first end cover and the second end cover, wherein first end cover and second end cover are embedded to have the fixed plate, the fixed plate first end cover, second end cover, splint between through screwed connection.

2. The surge protector device of claim 1, wherein the first end cap has a concave inner side forming a first seating groove, the second end cap has a concave inner side forming a second seating groove, the clamping plate has a third seating groove, the graphite of the structure is positioned in the first seating groove, the second seating groove and the third seating groove, and an insulating sheet is disposed between the graphite.

3. The surge protector device of claim 2, wherein the clamping plate is provided with through holes at two ends of one side far away from the module frame, pin arranging assemblies are arranged on the through holes, pins in the pin arranging assemblies extend to the side of the module frame along the arrangement direction of the through holes, and the pin arranging assemblies further comprise pin arranging seats which are clamped in the through holes.

4. A surge protector according to claim 3 wherein pins are provided at both ends of the module frame, the pins are inserted into insertion grooves formed in the module frame, electrode plates one and two electrode plates two are further provided at both sides of the structure, the electrode plates one are connected with a safety plate, the electrode plates one are connected with the pins through the safety plate, the support legs of the electrode plates two are embedded in insertion ports of the pins, the electrode plates one, the safety plate and the pins are fixed through soldering, and under a high temperature state, tin melts away, and the safety plate is separated from the electrode plates one and the pins.

5. The surge protector device of claim 4, wherein the bottom of the module frame is provided with plug feet.

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