Connector

Abstract

The utility model discloses a connector, which relates to the technical field of connectors and comprises a circuit board, a connector body and an on-off controller, a gas discharge tube is mounted on the circuit board, the circuit board is provided with an anti-surge circuit connected with the gas discharge tube, and the anti-surge circuit is communicated with the input end of the circuit board and is grounded. The anti-surge circuit passes through the two guide connection discs located on one side of the circuit board, and the anti-surge circuit is discontinuously arranged between the two guide connection discs; the connector body is connected to the circuit board; the on-off controller comprises two connecting pieces and a conducting piece, each connecting piece is provided with a first conducting connection part and a second conducting connection part, the two connecting pieces are arranged in a spaced mode, the first conducting connection parts of the two connecting pieces are correspondingly connected with the two conducting connection discs, and the two second conducting connection parts extend into the connector body. The gas discharge tube is disconnected from the grounded anti-surge circuit before the withstand voltage test, and the gas discharge tube is connected into the grounded anti-surge circuit without adding additional devices after the withstand voltage test.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of connector, especially relates to a connector. BACKGROUND

[0002] In the surge protection need of vehicle OBC / DCDC / PDU / integrated product uses gas discharge tube, because the product needs to do voltage withstand test and surge test, and the gas discharge tube cannot be compatible with two test conditions, needs to disconnect the gas discharge tube to do voltage withstand test, then connects the gas discharge tube again.The current structure is that PCB reserves a screw hole, and the gas discharge tube is connected through the grounding metal spring piece, and after completing the voltage withstand test of the product, the screw is installed to lock the metal spring piece on the PCB to realize the electrical conduction.This setting mode makes the process of PCB board more complex, and a separate station needs to be set in the whole process to carry out screw locking, and the production efficiency is low. UTILITARY MODEL CONTENTS

[0003] The utility model discloses a connector, which can complete the connection or disconnection of the gas discharge tube without screw locking, has a small size and good operability.

[0004] To achieve the above object, the utility model provides a connector, which comprises:

[0005] A circuit board, on which a gas discharge tube is installed, is provided with an anti-surge circuit connected with the gas discharge tube, the anti-surge circuit is in communication with the input end of the circuit board and is grounded, and the anti-surge circuit is intermittently arranged between two lead-through discs located on one side of the circuit board.

[0006] A connector body is connected to the circuit board.

[0007] A on-off controller comprises two connecting pieces and a conducting piece, the two connecting pieces each have a first lead-through part and a second lead-through part, the two connecting pieces are arranged at intervals, the first lead-through parts of the two connecting pieces are connected with the two lead-through discs, the second lead-through parts of the two connecting pieces extend into the connector body, and the conducting piece is movably arranged and has a conducting position for leading through the second lead-through parts of the two connecting pieces and a disconnecting position separated from at least one of the second lead-through parts.

[0008] In an embodiment, the connector body has two first side ends arranged oppositely, one of the first side ends is connected to the circuit board, and the other first side end is provided with an interface for cable plug-in.

[0009] In each connecting piece, the second lead-through part extends into the interface.

[0010] In an embodiment, the on-off controller comprises a first insulating base, the first insulating base having a first end close to the circuit board and a second end away from the circuit board;

[0011] The two connectors are mounted on the first insulating base, and first lead-in portions of the two connectors correspondingly extend out of the first end of the first insulating base, and second lead-in portions of the two connectors correspondingly extend out of the second end of the first insulating base.

[0012] In an embodiment, the first insulating base comprises a first base body and a second base body arranged at an angle, an end of the first base body forms the first end, and an end of the second base body forms the second end.

[0013] In an embodiment, the first insulating base is provided with two mounting channels, and the two mounting channels pass through the first end and the second end of the first insulating base.

[0014] Each of the two connectors is arranged in the corresponding mounting channel, and the first lead-in portion and the second lead-in portion of each of the two connectors extend out of the corresponding mounting channel.

[0015] In an embodiment, the connector further comprises a guide structure, the guide structure comprising a guide protrusion and a guide groove matched with each other, one of the guide protrusion and the guide groove is arranged on the connector body, and the other is arranged on the first insulating base.

[0016] In an embodiment, the connector further comprises a first clamping structure, the first clamping structure comprising a first clamping portion and a first matching portion matched with each other, one of the first clamping portion and the first matching portion is arranged on the first insulating base, and the other is arranged on the connector body, so that the first insulating base and the connector body are clamped and fixed.

[0017] In an embodiment, the connector body is provided with a mounting cavity, the mounting cavity is open on a side facing the circuit board, and an annular protrusion is arranged on an inner side wall of the mounting cavity.

[0018] The first insulating base is provided with two elastically flexible arms arranged at an angle on two opposite sides of the first insulating base, the two elastically flexible arms extend away from each other, and the two elastically flexible arms abut against the annular protrusion on the side of the circuit board away from the circuit board.

[0019] The first clamping portion comprises the two elastically flexible arms, and the first matching portion comprises the annular protrusion.

[0020] In an embodiment, the first insulating seat is provided with a stopper, which is arranged at an end of the first insulating seat and abuts against an end surface of the connector body to cooperatively define the position of the first insulating seat together with the elastic arm.

[0021] The first engaging part further comprises the stopper.

[0022] In an embodiment, the conducting switch is movably adjusted to be mounted at the second end of the first insulating seat and has the conducting position and the disconnecting position in its movable adjustment stroke.

[0023] In an embodiment, the conducting switch comprises:

[0024] a second insulating seat having a mounting end opposite to the second end of the first insulating seat; and

[0025] a metal part mounted to the second insulating seat, the metal part having two conducting ends arranged at the mounting end of the second insulating seat, the two conducting ends corresponding to the two second conducting parts when the conducting switch is at the conducting position, and the two conducting ends being away from the two corresponding second conducting parts when the conducting switch is at the disconnecting position.

[0026] The second insulating seat is movably adjusted to be connected to the first insulating seat in a direction of approaching or moving away from the first insulating seat.

[0027] In an embodiment, the connector comprises a second clamping structure, the second clamping structure comprising a second clamping part and a second engaging part which are cooperatively arranged, one of the second clamping part and the second engaging part being arranged at the second insulating seat and the other being arranged at the first insulating seat.

[0028] In an embodiment, the first insulating seat is provided with two groups of buckling grooves arranged at opposite sides of the first insulating seat, the two groups of buckling grooves being spaced apart along the movable direction of the second insulating seat.

[0029] The second insulating seat is provided with two mounting arms extending at opposite sides of the second insulating seat, the two mounting arms being provided with protruding buckles at sides facing each other, the second insulating seat being moved to make the protruding buckles of the two mounting arms buckled with one of the groups of buckling grooves so as to make the conducting switch at the conducting position or the disconnecting position.

[0030] The second clamping part comprises the two mounting arms and the second engaging part comprises the two groups of buckling grooves.

[0031] In an embodiment, the conducting switch is arranged as a shorting socket, a metal part of the shorting socket extending into the connector body to conduct the second conducting parts of the two connecting parts.

[0032] In an embodiment, a metal part is provided on the connector body;

[0033] The conducting part comprises the metal part.

[0034] In the technical scheme, the on-off controller is arranged to realize the conduction of the circuit in which the gas discharge tube is arranged, specifically, when the conducting part is in the on position, the conducting part and the two connecting parts are connected with the conducting circuit to enable the gas discharge tube to be connected to the circuit, and when the conducting part is in the off position, the second conducting part of the two connecting parts is not in contact to enable the conducting circuit to be in the intermittent state between the two conducting discs, and according to different test requirements, different position states of the conducting part are selected, and the operability is good. In the whole cooperation, the two connecting parts and the two conducting discs of the circuit board always maintain the electrically conducting state, the connecting part can be fixed on the connector body, and the operator only needs to adjust the conducting part, the gas discharge tube is disconnected from the anti-surge circuit of the ground before the voltage withstand test, and the gas discharge tube is connected to the anti-surge circuit of the ground after the voltage withstand test without the need of adding additional devices. The operation can be integrated in other stations after the test is completed. Therefore, the gas discharge tube can be connected or disconnected without the need of screws, and the limitation is small. BRIEF DESCRIPTION OF DRAWINGS

[0035] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative labor.

[0036] Figure 1 The utility model provides the three-dimensional exploded schematic view of connector first embodiment;

[0037] Figure 2 The utility model provides the three-dimensional exploded schematic view of connector first embodiment; Figure 1 The utility model provides the three-dimensional exploded schematic view of connector first embodiment;

[0038] Figure 3 The utility model provides the three-dimensional exploded schematic view of connector first embodiment; Figure 1 The utility model provides the three-dimensional exploded schematic view of connector first embodiment;

[0039] Figure 4 The utility model provides the three-dimensional exploded schematic view of connector first embodiment; Figure 3 The utility model provides the three-dimensional exploded schematic view of connector first embodiment;

[0040] Figure 5 The utility model provides the three-dimensional exploded schematic view of connector first embodiment; Figure 1 The utility model provides the three-dimensional exploded schematic view of connector first embodiment;

[0041] Figure 6 The utility model provides the three-dimensional exploded schematic view of connector first embodiment;Figure 1 Schematic view of the cooperation between the connector body and the first insulating seat;

[0042] Figure 7 For Figure 1 Schematic view of the cooperation between the connector body and the on-off controller (off position);

[0043] Figure 8 For Figure 1 Schematic view of the cooperation between the connector body and the on-off controller (on position);

[0044] BRIEF DESCRIPTION OF DRAWINGS

[0045] 100, circuit board; 1a, gas discharge tube;

[0046] 200, on-off controller; 21, connecting piece; 21a, first conducting part; 21b, second conducting part; 22, conducting piece; 221, second insulating seat; 2211, mounting arm; 222, metal piece; 23, first insulating seat; 231, first seat body; 232, second seat body; 233, buckling groove; 234, guiding protrusion; 235, elastic arm; 236, mounting channel; 237, stop piece;

[0047] 300, connector body; 31, interface; 32, mounting cavity; 33, annular protrusion.

[0048] The implementation, functional features and advantages of the utility model will be further described with reference to the drawings in combination with embodiments. DETAILED DESCRIPTION

[0049] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0050] It should be noted that if the directionality indication is involved in the embodiments of the utility model, the directionality indication is only used to explain the relative position relationship, movement condition and the like between the components in a certain specific posture, and if the specific posture changes, the directionality indication also changes accordingly.

[0051] In addition, if the description of "first", "second" and the like is involved in the embodiments of the utility model, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the same or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.

[0052] At present, in the product related to electrical connection, considering the functionality or protection, a gas discharge tube is generally connected, but considering the performance test of the product, different test environment and test requirement are different for the requirement of electrical connection, therefore, in the current PCB structure, a screw hole is generally reserved in the PCB, according to the test requirement, the screw hole is required to be vacant to make the gas discharge tube not connected to the circuit, or the screw is locked to make the gas discharge tube connected to the circuit.

[0053] Specifically, in view of the need of surge protection of vehicle-mounted OBC / DCDC / PDU / integrated product, a gas discharge tube is required, because the product needs to be tested for voltage resistance and surge, and the gas discharge tube cannot be compatible with the two test conditions, so the gas discharge tube needs to be disconnected for voltage resistance test, and then connected again. The current structure is that a screw hole is reserved in the PCB, the gas discharge tube is connected through a grounded metal spring, and after the product completes the voltage resistance test, the screw is installed to lock the metal spring on the PCB to realize electrical conduction.

[0054] Therefore, the utility model provides a kind of connector, it does not need to be locked by increasing screw, its limit is small, operability is good;Realize that connector is compatible with surge protection demand, improve the compatibility of product;It can quickly complete the change of gas discharge tube access circuit state, operability is good

[0055] Please refer to Figures 1 to 2The connector comprises a circuit board 100, a connector body 300 and a on-off controller 200, the gas discharge tube 1a is mounted on the circuit board 100, the circuit board 100 is provided with a surge protection circuit connected with the gas discharge tube 1a, the surge protection circuit is communicated with an input end of the circuit board 100 and is arranged in a grounded manner, the surge protection circuit is arranged in an intermittent manner between two lead-through pads located on one side of the circuit board 100; the connector body 300 is connected to the circuit board 100; the on-off controller 200 comprises two connecting pieces 21 and a conducting piece 22, each of the two connecting pieces 21 is provided with a first lead-through part 21a and a second lead-through part 21b, the two connecting pieces 21 are arranged in a spaced manner, the first lead-through parts 21a of the two connecting pieces 21 are connected with the two lead-through pads correspondingly, the two second lead-through parts 21b extend into the connector body 300, and the conducting piece 22 is movably arranged in a conducting position for leading through the second lead-through parts 21b of the two connecting pieces 21 and a disconnecting position separated from at least one of the second lead-through parts 21b.

[0056] In the technical scheme of the utility model, the on-off controller 200 is arranged to realize the conduction of the circuit in which the gas discharge tube 1a is arranged, specifically, when the conducting piece 22 is arranged in the conducting position, the conducting piece 22 and the two connecting pieces 21 are connected with the lead-through circuit, so that the gas discharge tube 1a is connected to the circuit, when the conducting piece 22 is arranged in the disconnecting position, the second lead-through parts 21b of the two connecting pieces 21 are not in contact, so that the lead-through circuit is maintained in an intermittent state between the two lead-through pads, according to different test requirements, the conducting piece 22 is selected in different position states, and the operability is good. In the whole cooperation, the two connecting pieces 21 and the two lead-through pads of the circuit board 100 always maintain an electrically conductive state, and the connecting piece 21 can be fixed on the connector body 300, so that the operator only needs to adjust the conducting piece 22, the gas discharge tube 1a is disconnected with the surge protection circuit grounded before the voltage resistance test, and after the voltage resistance test, no additional device is needed to realize that the gas discharge tube 1a is connected to the surge protection circuit grounded. The action can be integrated in other stations after the test is completed. Therefore, the gas discharge tube 1a can be connected or disconnected without screw locking, and the limitation is small.

[0057] It should be understood that the connecting pieces 21 and the lead-through pads can form an electrically conductive structure after cooperation, and the specific structure form is not limited in the application. In some embodiments, each connecting piece 21 is arranged as a soldering pin, and the two ends of the soldering pin form the first lead-through part 21a and the second lead-through part 21b; each lead-through pad is arranged as a soldering pad. At this time, one end of the two soldering pins is welded and fixed with the two soldering pads, and the other end is matched with the conducting piece 22. In other embodiments, the connecting piece 21 can be a metal wire, and the requirements can also be met through reasonable connection process.

[0058] It should be noted that the conducting member 22 can be a metal device as a whole, or can be only partially metal so as to achieve the function of electrical conduction.

[0059] In the present application, the connecting member 21 is inserted into the connector body 300 to fix the two, in particular, the connector body 300 has two first side ends arranged opposite to each other, one of which is connected to the circuit board 100, and the other is provided with an interface 31 for cable insertion; the second connecting portion 21b of each connecting member 21 extends into the interface 31. That is, the extension direction of the second connecting portion 21b is affected by the direction in which the interface 31 is located. When the directions of the two first side ends of the connector body 300 are the same as the thickness direction of the circuit board 100, the first connecting portion 21a and the second connecting portion 21b extend along the same direction. When the axis of the interface 31 is perpendicular to the thickness direction of the circuit board 100, the included angle between the first connecting portion 21a and the second connecting portion 21b is 90°.

[0060] In order to install the support and assembly, the on-off controller 200 includes a first insulating seat 23 having a first end close to the circuit board 100 and a second end away from the circuit board 100; two connecting members 21 are installed on the first insulating seat 23, and the first connecting portions 21a of the two connecting members 21 correspondingly extend out of the first end of the first insulating seat 23, and the second connecting portions 21b of the two connecting members 21 correspondingly extend out of the second end of the first insulating seat 23. The first insulating seat 23 plays a supporting and mounting role, and can be placed on other connector bodies 300 connected to the circuit board 100, thereby playing a supporting effect on the connecting members 21.

[0061] In order to realize the installation and cooperation of the connecting member 21, please refer to Figure 4 Two mounting channels 236 are formed on the first insulating seat 23, and the two mounting channels 236 penetrate the first end and the second end of the first insulating seat 23; each connecting member 21 is arranged in the corresponding mounting channel 236, and the first connecting portion 21a and the second connecting portion 21b both protrude from the corresponding mounting channel 236. In this way, the stable installation of the connecting member 21 can be realized, so that the first connecting portion 21a and the second connecting portion 21b both protrude from the corresponding mounting channel 236 to avoid interference with the connecting cooperation caused by the first insulating seat 23.

[0062] It should be understood that the shape of the first insulating seat 23 is not limited according to different application conditions, for example, the first insulating seat 23 can be an elongated structure, and the first end and the second end are respectively formed at the two opposite ends in the up-down direction, at this time, the connecting piece 21 is also an elongated structure, and for another example, the first insulating seat 23 can be a block structure, and the first end and the second end are respectively formed at the two adjacent side ends. It should be understood that the connecting piece 21 can be a standard shape or a multi-segment bending structure.

[0063] In the embodiment of the utility model, the first insulating seat 23 includes first seat body 231 and second seat body 232 arranged at an angle, and the end of the first seat body 231 forms the first end, and the end of the second seat body 232 forms the second end. That is, the first insulating seat 23 is L-shaped, and correspondingly, the shape of the connecting piece 21 is not limited and can also be L-shaped, so as to adapt to the installation orientation of the circuit board 100 and the interface direction of the connector body 300 which are vertically arranged.

[0064] Based on the above embodiment, when the mounting channel 236 is arranged on the first insulating seat 23 for mounting the connecting piece 21, the mounting channel 236 needs to pass through the first seat body 231 and the second seat body 232 at the same time.

[0065] Further, the conducting piece 22 can be linearly movable, and the circuit is turned on and off by approaching or moving away from the two second connecting parts 21b; or the conducting piece 22 can be rotatable, and the circuit is turned on and off by rotating to contact or stagger with one of the second connecting parts 21b; or the conducting piece 22 can be inserted and pulled by the operator to change the position.

[0066] In the embodiment, please refer to Figure 3 , the conducting piece 22 is movably adjusted and mounted at the second end of the first insulating seat 23, and has a conducting position and an off position in the movable adjustment stroke. Specifically, the conducting piece 22 includes a second insulating seat 221 and a metal piece 222, the second insulating seat 221 has a mounting end opposite to the second end of the first insulating seat 23; the metal piece 222 is mounted on the second insulating seat 221, and the metal piece 222 has two conducting ends arranged at the mounting end of the second insulating seat 221, when the conducting piece 22 is at the conducting position, the two conducting ends correspond to the two second connecting parts 21b, and when the conducting piece 22 is at the off position, the two conducting ends are away from the two second connecting parts 21b; wherein the second insulating seat 221 is movably adjusted and connected to the first insulating seat 23 in the direction of approaching or moving away from the first insulating seat 23. The second insulating seat 221 plays the function of mounting and connecting, and the metal piece 222 is fixed relative to the second insulating seat 221 and plays the function of conducting the circuit. That is, the conducting piece 22 can be an assembly, and based on the arrangement of the second insulating seat 221, the operator can easily hold or contact the conducting piece 22, which can ensure safety.

[0067] It should be understood that the shape of the metal piece 222 is not limited in the utility model, which can be a sheet structure, and the two ends of the side facing the circuit board 100 are respectively formed with two conducting ends, or a U-shaped structure, and the two extending arms correspondingly formed are two conducting ends.

[0068] In order to realize the movable cooperation of the second insulating seat 221 and the first insulating seat 23, please refer to Figure 3 and Figure 5 The connector comprises a second clamping structure, the second clamping structure comprises a second clamping part and a second cooperating part matched with each other, one of the second clamping part and the second cooperating part is arranged on the second insulating seat 221, and the other is arranged on the first insulating seat 23. The second clamping part and the second cooperating part limit the relative positional relationship between the second insulating seat 221 and the first insulating seat 23, and the specific structure form of the second clamping structure is not limited in the utility model, which can be a buckle and a clamping groove, or a flange and a sliding groove.

[0069] In the embodiment, please refer to Figures 7 to 8 Two groups of buckle grooves 233 are arranged on the opposite sides of the first insulating seat 23, and the two groups of buckle grooves 233 are spaced along the moving direction of the second insulating seat 221; two mounting arms 2211 are extended from the opposite sides of the second insulating seat 221, and the side surfaces of the two mounting arms 2211 facing each other are provided with buckles, the second insulating seat 221 is moved to make the buckles of the two mounting arms 2211 clamped with one group of buckle grooves 233, so that the conducting piece 22 is in the conducting position or the disconnected position; the second clamping part comprises the two mounting arms 2211, and the second cooperating part comprises the two groups of buckle grooves 233. The mounting arm 2211 and the buckle cooperate to form a barb structure, initially, the buckle is clamped with the buckle groove 233 away from the circuit board 100, at this time, the metal piece 222 is away from the second connecting part 21b, and the conducting piece 22 is in the disconnected position, after corresponding test, the second insulating seat 221 is pushed by an external force to move the buckle to be clamped with the other buckle groove 233, at this time, the metal piece 222 is in contact with the two second connecting parts 21b, and the conducting piece 22 is in the conducting position. The structure is simple and convenient to operate, and it should be understood that the positions of the barb structure and the buckle groove 233 can be exchanged, that is, the barb structure is arranged on the first insulating seat 23, and the buckle groove 233 is arranged on the second insulating seat 221, which can also realize the corresponding function.

[0070] In addition, the connector further comprises a guide structure, the guide structure comprises a guide protrusion 234 and a guide groove matched with each other, one of the guide protrusion 234 and the guide groove is arranged on the connector body 300, and the other is arranged on the first insulating seat 23. The guide protrusion 234 and the guide groove cooperate to play the role of installation guide, which is convenient for the operator to assemble. The extension direction of the guide protrusion 234 and the guide groove should be the same as the insertion direction of the first insulating seat 23.

[0071] Furthermore, considering the mounting cooperation between the first insulating seat 23 and the connector body 300, the connector further comprises a first clamping structure, the first clamping structure comprises a first clamping part and a first cooperating part which are matched with each other, one of the first clamping part and the first cooperating part is arranged on the first insulating seat 23, and the other is arranged on the connector body 300, so that the first insulating seat 23 and the connector body 300 are clamped and fixed. Thus, the position of the first insulating seat 23 and the connector body 300 is limited, and the electrical connection of the connector 21 is prevented from being invalid due to shaking during assembly and testing.

[0072] In the embodiment, referring to Figure 6 , the connector body 300 is formed with a mounting cavity 32, the mounting cavity 32 is open to one side of the circuit board 100, and the inner side wall of the mounting cavity 32 is provided with an annular protrusion 33; the first insulating seat 23 is provided with two oppositely arranged side surfaces, and each side surface is provided with an elastically inclined arm 235, the two elastically inclined arms 235 extend away from each other, and the two elastically inclined arms 235 abut against the side surface of the annular protrusion 33 away from the circuit board 100; the first clamping part comprises the two elastically inclined arms 235, and the first cooperating part comprises the annular protrusion 33. The elastically inclined arm 235 is deformed under the pressure of the annular protrusion 33 when being mounted, and then rebounds to be clamped with the edge of the annular protrusion 33. This cooperation form not only facilitates the mounting of the first insulating seat 23, but also prevents the first insulating seat 23 from being pulled out of the mounting cavity 32 after being mounted.

[0073] Further, the first insulating seat 23 is provided with a stopper 237 arranged at the end of the first insulating seat 23, and the stopper 237 abuts against the end surface of the connector body 300 to cooperatively limit the position of the first insulating seat 23 together with the elastically inclined arm 235, and the first cooperating part further comprises the stopper 237. The elastically inclined arm 235 and the stopper 237 cooperatively limit at least part of the first insulating seat 23 in the mounting cavity 32, and simultaneously limit the position, prevent the first insulating seat 23 from moving, and achieve good fixing and anti-pulling effect.

[0074] In other embodiments, the first insulating seat 23 can be threadedly fixed on the connector body 300, or fixed by cooperation of a buckle and a buckle slot 233, and the utility model does not limit this.

[0075] The utility model discloses not limit the specific form of the conducting piece 22. The conducting piece 22 can be an assembly, as described above, the conducting piece 22 can also be set up as short-circuit female seat, and the metal part of short-circuit female seat is used to guide and connect the second guide connection part 21b of two connecting pieces 21. The short-circuit female seat of appropriate size is selected and is cooperated with two connecting pieces 21 to realize the function, and the corresponding cooperation structure is arranged on the plastic surface of short-circuit female seat. In other embodiments, the connector body 300 is provided with a metal part, and the conducting piece 22 includes the metal part. That is, the conducting piece 22 can also be directly connected with the connector body 300 as a whole, and can be movable relative to the connector body 300, and the conducting piece 22 is a structure assembled on the connector body 300 or self-provided, and is used as a conducting function, at this time, the mounting cooperation structure of the conducting piece 22 and the first insulating seat 23 can be eliminated.

[0076] In Figure 1 In the embodiment, the connecting piece 21 is set as a welding pin, the conducting piece 22 is set as a short-circuit nut, and the screw and the columnar structure in the drawing are the grounding structure of the circuit board 100. In the voltage resistance test, the short-circuit nut is clamped in the buckle groove 233 away from the circuit board 100, so that the gas discharge tube 1a is disconnected from the PE circuit, and after the voltage resistance test, the short-circuit female seat is continuously pressed into the buckle groove 233 close to the circuit board 100 through an external tool, so that the gas discharge tube 1a is connected to the PE circuit. No additional device needs to be added to realize the connection of the gas discharge tube 1a to the PE circuit. The short-circuit female seat is simple in press-fitting mode and good in operability. In the whole cooperation process, the connecting piece 21 is fixed on the connector body 300 through the first insulating seat 23, and the cooperation of the convex buckle and the buckle groove 233 makes the position of the short-circuit female seat before and after being pressed into the connector body 300 accurate.

[0077] The above only describes the preferred embodiments of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation made according to the utility model specification and the drawings, or direct / indirect application in other related technical fields under the utility model concept of the utility model is included in the patent protection range of the utility model.

Claims

1. A connector characterized by comprising: The application relates to a circuit board, a connector body and a switch controller. The circuit board is provided with an anti-surge circuit connected with a gas discharge tube, the anti-surge circuit is connected with an input end of the circuit board and grounded, the anti-surge circuit passes through two lead-through discs located on one side of the circuit board, and the anti-surge circuit is discontinuously arranged between the two lead-through discs. The connector body is connected with the circuit board. The switch controller comprises two connecting members and a conducting member, the two connecting members are provided with first lead-through parts and second lead-through parts, the two connecting members are arranged at intervals, the first lead-through parts of the two connecting members are connected with the two lead-through discs, the second lead-through parts of the two connecting members extend into the connector body, the conducting member is movably arranged and has a conducting position for leading through the second lead-through parts of the two connecting members and a disconnecting position for being separated from at least one of the second lead-through parts.

2. The connector of claim 1, wherein, The connector body is provided with two first side ends arranged oppositely, one of the first side ends is connected with the circuit board, and the other first side end is provided with an interface for cable insertion. The second lead-through parts of the two connecting members extend into the interface.

3. The connector of claim 1, wherein, The switch controller comprises a first insulating seat, the first insulating seat is provided with a first end close to the circuit board and a second end away from the circuit board. The two connecting members are arranged on the first insulating seat, and the first lead-through parts of the two connecting members extend out of the first end of the first insulating seat, and the second lead-through parts of the two connecting members extend out of the second end of the first insulating seat.

4. The connector of claim 3, wherein The first insulating seat comprises a first seat body and a second seat body arranged at an angle, the end of the first seat body forms the first end, and the end of the second seat body forms the second end.

5. The connector of claim 3, wherein The first insulating seat is provided with two mounting channels penetrating through the first end and the second end of the first insulating seat. The two connecting members are arranged in the corresponding mounting channels, and the first lead-through parts and the second lead-through parts extend out of the corresponding mounting channels.

6. The connector of claim 3, wherein The connector further comprises a guide structure, the guide structure comprises a guide protrusion and a guide groove matched with each other, one of the guide protrusion and the guide groove is arranged on the connector body, and the other is arranged on the first insulating seat.

7. The connector of claim 3, wherein The connector further comprises a first clamping structure, the first clamping structure comprises a first clamping part and a first matching part matched with each other, one of the first clamping part and the first matching part is arranged on the first insulating seat, and the other is arranged on the connector body, so that the first insulating seat and the connector body are clamped and fixed.

8. The connector of claim 7, wherein, The connector body is provided with a mounting cavity, the mounting cavity is open on one side close to the circuit board, and the inner side wall of the mounting cavity is provided with an annular protrusion. Two opposite sides of the first insulating seat are provided with two elastic arms arranged at an angle, the two elastic arms extend away from each other, and the two elastic arms abut against the side of the annular protrusion away from the circuit board. The first clamping part includes two elastic arms, and the first matching part includes an annular protrusion.

9. The connector of claim 8, wherein, The first insulating seat is provided with a stopper arranged at an end of the first insulating seat and abutting against an end surface of the connector body to cooperate with the elastic arms to define the position of the first insulating seat. The first matching part further includes the stopper.

10. The connector of claim 3, wherein The conducting member is movably arranged at a second end of the first insulating seat and has the conducting position and the disconnecting position in a movable range.

11. The connector of claim 10, wherein, The conducting member includes: A second insulating seat having an installation end opposite to the second end of the first insulating seat; and A metal member arranged at the second insulating seat, the metal member having two conducting ends arranged at the installation end of the second insulating seat, the two conducting ends corresponding to the two second connecting parts when the conducting member is at the conducting position, and the two conducting ends being away from the two second connecting parts when the conducting member is at the disconnecting position. The second insulating seat is movably connected to the first insulating seat along a direction of approaching or moving away from the first insulating seat.

12. The connector of claim 11, wherein, The connector includes a second clamping structure including a second clamping part and a second matching part arranged at the second insulating seat and the first insulating seat, respectively.

13. The connector of claim 12, wherein, The first insulating seat is provided with two groups of buckling grooves arranged at opposite sides of the first insulating seat and spaced along the movement direction of the second insulating seat. The second insulating seat is provided with two installation arms extending at opposite sides of the second insulating seat, the installation arms being provided with protruding buckles at sides facing each other, and the second insulating seat is moved to make the protruding buckles of the two installation arms buckled with one of the two groups of buckling grooves to make the conducting member at the conducting position or the disconnecting position. The second clamping part includes the two installation arms, and the second matching part includes the two groups of buckling grooves.

14. The connector of claim 1, wherein, The conducting switch is arranged as a short-circuit female seat, and a metal part of the short-circuit female seat extends into the connector body to connect the second connecting parts of the two connecting members.

15. The connector of claim 1, wherein, The connector body is provided with a metal part. The conducting member includes the metal part.

Images