CN217642707U - Surge protector - Google Patents

Abstract

The utility model discloses a surge protector, including pedestal and surge protection module, the holding tank that sets up on the pedestal is connected to surge protection module plug, be provided with the horizontal remote signalling device of arranging in the tank bottom below of holding tank on the pedestal, but still be provided with the trigger block along holding tank plug direction reciprocating activity in the tank bottom department of holding tank on the pedestal, trigger block is for the trigger inclined plane that is used for the remote signalling device towards one side of remote signalling device, be provided with the remote signalling control part that is used for touch-control trigger block on the surge protection module, remote signalling control part is at the primary importance corresponding to surge protection module normal operating condition and the second place that corresponds to surge protection module dropout off-state and moves between switching. Surge protector structural configuration reasonable, improve compact structure nature, effectively reduce the demand of overall dimension in order to satisfy miniaturized development to have reliable protect function, satisfy the requirement of big throughput capacity.

Description

Surge protection device

Technical Field

The utility model relates to a lightning protection device 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 the electric loop or the communication line due to external interference, the surge protector can conduct and discharge lightning current in a very short time, so that the damage of the surge to other equipment in the loop is avoided. The surge protector is developed towards miniaturization, but the existing surge protector is not compact and unreasonable in structural layout, and the size is difficult to effectively reduce to meet the requirement of installation space.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve and the technical task that provides improve prior art, provide a surge protector, solve the not compact, unreasonable of surge protector structural layout among the prior art, occupy bulky, are 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 pedestal and surge protection module, the holding tank that sets up on the pedestal is connected in the plug of surge protection module, be provided with horizontal remote signaling device who arranges in the tank bottom below of holding tank on the pedestal, the tank bottom department at the holding tank still is provided with along the trigger block of holding tank plug direction reciprocating activity on the pedestal, trigger block is for the trigger inclined plane that is used for touch-control remote signaling device towards one side of remote signaling device, be provided with the remote signaling control portion that is used for touch-control trigger block on the surge protection module, remote signaling control portion moves between the first position that corresponds to surge protection module normal operating condition and the second position that corresponds to surge protection module dropout off-state and switches over. The surge protector of the utility model carries out more reasonable layout of components, improves the structure compactness, thereby reducing the overall size to meet the demand of miniaturization development, the remote signaling device can be usually arranged in the surge protection module, the size of the remote signaling device is larger, thereby increasing the size of the surge protection module, the volume of the surge protection module can be effectively reduced while keeping the remote signaling function when the remote signaling device is arranged in the seat body, but the size of the seat body can be increased after the remote signaling device is arranged in the seat body, in order to reduce the influence of the remote signaling device on the volume of the seat body, the remote signaling device is horizontally arranged below the tank bottom of the remote accommodating tank of the seat body, usually, the remote signaling device is of a micro switch type, the height of the remote signaling device is higher, the direction of touch operation of the remote signaling device is along the height direction of the remote signaling device, and the surge protection module is inserted into and pulled out of the accommodating tank along the direction from the notch of the surge accommodating tank bottom, therefore, even if the remote signaling device is arranged on the seat body, the remote signaling device is vertically arranged, namely the touch control operation direction of the remote signaling device is along the plugging and unplugging direction of the surge protection module, so that the surge protection module just touches the remote signaling device when being inserted into the accommodating tank in place, but the thickness below the tank bottom of the accommodating tank can be obviously increased when the remote signaling device is vertically arranged below the tank bottom of the accommodating tank, thereby obviously increasing the volume of the seat body, the utility model discloses the remote signaling device which is horizontally arranged, namely the touch control operation direction of the remote signaling device is vertical to the plugging and unplugging direction of the surge protection module, then the plugging and unplugging motion of the surge protection module is transmitted in a direction changing way through the trigger block, the trigger inclined plane is utilized to generate the motion amount vertical to the plugging and unplugging direction of the surge protection module, thereby the remote signaling device is touched, and the part of the surge protection module acting on the trigger block is a remote signaling control part, the remote signaling control part can change the position when the working state of the surge protection module changes, so that the touch state of the trigger block is changed, the touch state of the remote signaling device is changed, remote signaling monitoring on the working state of the surge protection device is finally realized, the remote signaling detection function is realized, the structure is compact, the volume is effectively controlled, and the requirement of a limited installation space is met.

Further, surge protection module includes overvoltage protection subassembly and tripping device, tripping device is including breaking away from shell fragment, isolator and elastic component, the pin that breaks away from shell fragment and overvoltage protection subassembly passes through low temperature solder welding and constitutes and breaks away from the solder joint, the elastic component is in the energy storage state before the pin that breaks away from shell fragment and overvoltage protection subassembly does not break off to after the pin that breaks away from shell fragment and overvoltage protection subassembly the elastic component drive the isolator removes to keep apart the pin that breaks away from shell fragment and overvoltage protection subassembly, the remote signaling control portion sets up on the isolator or by isolator drive control. The protection function of overload disconnection is realized by utilizing the tripping mechanism, when an extra-large overload current flows, the temperature of the overvoltage protection component is quickly raised, the overvoltage protection component and the separation spring piece are tripped to disconnect a circuit, the equipment is effectively protected, the use safety is improved, the protection performance when the extra-large overload current flows is improved, the isolating piece can further improve the electrical isolation effect after tripping, the position of the isolating piece can be changed when the working state of the surge protection module changes, so that the remote signaling control part is arranged on the isolating piece or can be driven and controlled by the isolating piece to realize the action switching of the remote signaling control part when the working state of the surge protection module changes, the remote signaling control part is arranged on the isolating piece and specifically can be integrated with the isolating piece, the remote signaling control part is one part of the isolating piece, the structure is compact, the implementation is easy, and the number of parts is small.

Further, the remote signaling control part is rotatably arranged on the module main body of the surge protection module to be driven and controlled by the isolation part. The motion stroke of the isolating piece and the touch stroke of the remote signaling device have different or unmatched conditions, so that the touch of the trigger block (namely the touch of the remote signaling device) can be more flexibly realized according to the actual structural state, the structure of the tripping mechanism is more flexibly designed, the touch reliability is improved, the electrical isolation effect after tripping is improved, and the structural compactness is kept.

Further, be provided with the recess that extends along holding tank plug direction on the lateral wall of holding tank, the protrusion is provided with the working pole that is used for the slip to insert the recess on the lateral wall of surge protection module, be provided with the electrically conductive contact who is used for the working pole electrical connection in the recess. Usually the working pole of surge protection module sets up in its bottom side, thereby the electric mortiser interface on the pedestal sets up on the groove bottom of holding tank, surge protection module inserts the holding tank and realizes the electricity when realizing mechanical connection and connects, in order to ensure the reliability that surge protection module is connected with the pedestal electricity, the electrically conductive contact piece of the electric mortiser interface on the pedestal needs to have the stroke of long enough with the working pole coupling contact of surge protection module, thereby the electrically conductive contact piece size of the electric mortiser interface on the pedestal is great, the thickness of the tank bottom below of holding tank has been increased, also the volume of pedestal has been increased, the utility model discloses set up electrically conductive contact piece on the lateral wall of holding tank and carry out the electricity with the working pole of surge protection module and be connected, released the below space of the tank bottom of holding tank, thereby can effectively reduce the tank bottom below size of holding tank, thereby reduce the size in holding tank plug orientation, be favorable to reducing the whole volume of pedestal, electrically conductive contact piece sets up in the recess that is located the holding tank lateral wall, realize mechanical connection and the electricity is connected when protection module inserts the holding tank equally, does not change the operation mode, can ensure reliable electric connection relation equally, thereby guarantee reliable protection function.

Furthermore, the conductive contact piece comprises an elastic clamping piece, the elastic clamping piece elastically clamps the working electrode to be electrically connected, the elastic force of the elastic clamping piece is utilized to ensure that the conductive contact piece is in full and reliable contact with the working electrode, and the electrical connection reliability is improved.

Furthermore, the elastic clamping piece is integrally U-shaped, the two side walls of the elastic clamping piece are in wave shape to be in contact with the working electrode in multiple points, the wave shape can enhance the resilience of the elastic clamping piece, the elastic clamping piece is ensured to be in full contact with the working electrode, the electric connection reliability is improved, the poor contact condition is avoided, meanwhile, the coupling contact area of the conductive contact element and the working electrode is effectively increased through the multiple points, enough current can be borne, and the through-current capacity is improved.

Furthermore, the depth direction of the U-shaped elastic clamping piece is along the plug direction of the accommodating groove, so that the elastic clamping piece and the working electrode have a coupling contact stroke which is long enough, the electric connection reliability is improved, the height of the working electrode protruding out of the side wall of the surge protection module is reduced, the groove depth of the groove is reduced, the space size required to be occupied by the working electrode and the elastic clamping piece in the plug direction of the accommodating groove is reduced, and the overall size is reduced.

Further, the conductive contact element further comprises a conductive piece, the elastic clamping piece is electrically connected with the wiring end arranged on the base body through the conductive piece, and the conductive piece is provided with a limiting wall abutted against the outer side of the side wall of the elastic clamping piece. The conduction piece is used for electrically connecting and conducting, the elastic clamping piece is limited, the structure stability of the elastic clamping piece is kept, and the elastic clamping piece can be fully clamped and contacted with a working electrode.

Further, still be provided with on the lateral wall of surge protection module and keep the strip with the direction that the recess width matches in order to block into the recess, utilize the direction to keep strip and recess block to realize the stable grafting of surge protection module and the holding tank of pedestal in, avoid surge protection module to come loose and withdraw from holding tank pine, guarantee protect function reliable and stable.

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

surge protector structural layout reasonable, improve compact structure nature, effectively reduce the demand of overall dimension in order to satisfy miniaturized development to have reliable protect function, satisfy the requirement of big throughput capacity.

Drawings

Fig. 1 is a schematic view of the overall structure of a surge protector;

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

FIG. 3 is a schematic cross-sectional view of the base;

FIG. 4 is a schematic view of the elastic clip;

fig. 5 is a schematic diagram of the rear side structure inside the surge protection module.

In the figure:

the protection device comprises a base body 1, a containing groove 11, a remote signaling device 2, a trigger block 3, a trigger inclined plane 31, a groove 12, an elastic clamping piece 51, a conducting piece 52, a limiting wall 521, a terminal 53, a surge protection module 4, a remote signaling control part 41, an overvoltage protection component 42, a tripping mechanism 43, a disengaging elastic piece 431, a separating piece 432, an elastic piece 433, a working electrode 44 and a guide retaining strip 45.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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 compact structure, occupation space are little to have reliable protective properties, satisfy the requirement of big throughput capacity, satisfy the demand of miniaturized development.

As shown in fig. 1 to 5, a surge protection device mainly includes a base body 1 and a surge protection module 4, the surge protection module 4 is connected to a U-shaped receiving groove 11 disposed on the base body 1 in a plugging manner, a horizontally disposed remote signaling device 2 is disposed below a groove bottom of the receiving groove 11 on the base body 1, that is, a touch operation direction of the remote signaling device 2 is perpendicular to a plugging and pulling direction of the surge protection module 4, a trigger block 3 capable of reciprocating along the plugging and pulling direction of the receiving groove 11 is further disposed at the groove bottom of the receiving groove 11 on the base body 1, one side of the trigger block 3 facing the remote signaling device 2 is a trigger inclined plane 31 for touching the remote signaling device 2, a remote signaling control part 41 for touching the trigger block 3 is disposed on the surge protection module 4, the remote signaling control part 41 is configured to switch actions between a first position corresponding to a normal operation state of the surge protection module 4 and a second position corresponding to a disconnection state of the surge protection module 4, in other words, when the operation state of the remote signaling control part 41 changes, the remote signaling device changes, the remote signaling control part changes to trigger the remote signaling device 3, and the remote signaling device changes a working state of the trigger inclined plane 31, and the remote signaling device changes, thereby, the remote signaling device changes the remote signaling device can monitor the working state of the surge protection module 4.

Specifically, the surge protection module 4 includes an overvoltage protection component 42, a trip mechanism 43, and a module main body carrying the overvoltage protection component 42 and the trip mechanism 43, the trip mechanism 43 includes a separation spring 431, a spacer 432, and an elastic member 433, one end of the separation spring 431 and one pin of the overvoltage protection component 42 are welded by a low temperature solder to form a separation solder joint, the other end of the separation spring 431 is electrically connected with a working electrode 44 disposed on the module main body, the other pin of the overvoltage protection component 42 is electrically connected with the other working electrode 44 on the module main body, the elastic member 433 is specifically a spring, one end of the elastic member 433 is connected with the module main body, and the other end is connected with the spacer 432, the elastic member 433 is in an energy storage state before the pin of the separation spring 431 and the overvoltage protection component 42 is not disconnected, and after the detachment spring 431 is separated from the pin of the overvoltage protection component 42, the elastic member 433 drives the isolation member 432 to move to a position between the detachment spring 431 and the pin of the overvoltage protection component 42 so as to sufficiently isolate the two, the remote signaling control part 41 may be disposed on the isolation member 432, or may be a movable member driven and controlled by the isolation member 432, in this embodiment, the remote signaling control part 41 is rotatably disposed on the module main body of the surge protection module 4 so as to be driven and controlled by the isolation member 432, before the detachment spring 431 is not disconnected from the pin of the overvoltage protection component 42, the isolation member 432 abuts against the remote signaling control part 41 so that the remote signaling control part 41 is maintained at the first position, and after the detachment spring 431 is separated from the pin of the overvoltage protection component 42, the isolation member 432 moves under the action of the elastic member 433, the state that the remote signaling control part 41 is limited and abutted by the isolation member 432 is released, and the remote signaling control part 41 is rotatably switched to the second position, in order to ensure that the remote signaling control part 41 can reliably perform action switching, an elastic part can be driven between the remote signaling control part 41 and the module main body, the elastic part can be a specific part such as a torsion spring, or a reset elastic part can be arranged between the trigger block 3 and the base body 1, the reset elastic part can be a spring, state switching of the trigger block 3 and the remote signaling control part 41 is also ensured, and then touch state switching of the remote signaling device 2 is realized.

In this embodiment, be provided with on the lateral wall of holding tank 11 along the recess 12 that holding tank 11 plug direction extends, the protrusion is provided with the working pole 44 that is used for sliding insertion recess 12 on surge protection module 4's the lateral wall, be provided with the electrically conductive contact who is used for working pole 44 electricity to connect in the recess 12, and is specific, electrically conductive contact includes elastic clamping piece 51, elastic clamping piece 51 elasticity centre gripping working pole 44 is in order to carry out the electricity and connect, elastic clamping piece 51 is whole to be the U-shaped, and elastic clamping piece 51's both sides wall is the wave in order to contact with working pole 44 multiple spot, and U-shaped elastic clamping piece 51's the degree of depth direction is along holding tank 11 plug direction, the direction of depth specifically indicates U-shaped elastic clamping piece 51 oral area to the direction of bottom for elastic clamping piece and working pole have enough abundant contact area and long enough coupling contact stroke, improve the electric connection reliability, realize big through-flow ability, can reduce the thickness of pedestal 1 below the tank bottom of holding tank 11 simultaneously, and then reduce the overall size of pedestal 1 in plug direction, are favorable to reducing whole surge protector's volume, satisfy the demand that miniaturization develops.

Furthermore, the conductive contact element further comprises a conductive element 52, the elastic clip 51 is electrically connected with a terminal 53 arranged on the base body 1 through the conductive element 52, and the conductive element 52 is respectively provided with a limiting wall 521 at the outer side of the side wall at two sides of the elastic clip 51, the limiting wall 521 is abutted against the outer side of the side wall of the elastic clip 51, the limiting wall 521 not only plays a role of electrical connection, but also plays a limiting structure for the elastic clip 51, so that the elastic clip 51 is prevented from expanding and deforming towards two sides due to the insertion of the working electrode 44, the elastic clip 51 is ensured to be capable of fully clamping and contacting the working electrode 44, and the electrical connection reliability is improved; still be provided with on surge protection module 4's the lateral wall and match with recess 12 width and keep strip 45 with the direction of card income recess 12 for surge protection module is stable pegs graft in the holding tank, avoids surge protection module pine to take off, ensures operational reliability.

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 adaptations can be made without departing from the spirit and scope of the invention, and such modifications and adaptations are intended to be included within the scope of the invention.

Claims (9)

1. The utility model provides a surge protector, its characterized in that, includes pedestal (1) and surge protection module (4), surge protection module (4) plug is connected in holding tank (11) that set up on pedestal (1), be provided with horizontal telesignalling device (2) of arranging below the tank bottom of holding tank (11) on pedestal (1), still be provided with along holding tank (11) plug direction reciprocating activity's trigger block (3) in the tank bottom department of holding tank (11) on pedestal (1), trigger block (3) are for being used for touch-control telesignalling device (2) trigger inclined plane (31) towards one side of telesignalling device (2), be provided with on surge protection module (4) and be used for touch-control trigger block (3) signalling control portion (41), telesignalling control portion (41) move between the first position corresponding to surge protection module (4) normal operating condition and the second position corresponding to surge protection module (4) dropout off-state.

2. A surge protector according to claim 1, wherein the surge protection module (4) comprises an overvoltage protection component (42) and a tripping mechanism (43), the tripping mechanism (43) comprises a disengaging spring (431), a spacer (432) and an elastic member (433), the disengaging spring (431) and a pin of the overvoltage protection component (42) form a disengaging welding point through low-temperature solder welding, the elastic member (433) is in an energy storage state before the disengaging spring (431) and the pin of the overvoltage protection component (42) are not disconnected, and the elastic member (433) drives the spacer (432) to move to the pin for separating the disengaging spring (431) and the overvoltage protection component (42) after the disengaging spring (431) and the pin of the overvoltage protection component (42) are separated, and the remote signaling control part (41) is arranged on the spacer (432) or is driven and controlled by the spacer (432).

3. A surge protector according to claim 1, wherein the remote signaling control part (41) is rotatably provided on a module body of the surge protection module (4) to be drive-controlled by the spacer (432).

4. A surge protector device according to claim 1, wherein the side walls of the accommodating grooves (11) are provided with grooves (12) extending in the inserting and extracting direction of the accommodating grooves (11), the side walls of the surge protection module (4) are provided with protruding working electrodes (44) for being slidably inserted into the grooves (12), and the grooves (12) are provided with conductive contacts for electrically connecting the working electrodes (44).

5. A surge protector according to claim 4, wherein the conductive contacts comprise resilient clips (51), the resilient clips (51) resiliently gripping the working electrode (44) for electrical connection.

6. A surge arrester as claimed in claim 5, wherein the resilient clip (51) is generally U-shaped, and both side walls of the resilient clip (51) are undulated to make multiple contact with the working electrode (44).

7. A surge arrester as claimed in claim 6, wherein the U-shaped resilient clip (51) has a depth direction along an insertion and extraction direction of the receiving groove (11).

8. A surge arrester as claimed in claim 6, wherein the conductive contact further comprises a conductive element (52), the resilient clip (51) is electrically connected to a terminal (53) provided on the housing (1) via the conductive element (52), and the conductive element (52) is provided with a stopper wall (521) abutting against an outer side of a side wall of the resilient clip (51).

9. A surge protector according to claim 4, wherein the side walls of the surge protection module (4) are further provided with guide retaining strips (45) matching the width of the grooves (12) to snap into the grooves (12).

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