A wall socket, including: a rear housing, having a box body located on the inner side and a positioning flange located on the outer side and integrated with the box body; and a pressing plate, buckled with the positioning flange of the rear housing by means of a plurality of detachable buckles so as to seal a wiring terminal, a zero wire connecting piece, a live wire connecting piece, a zero wire insertion grip, a live wire insertion grip, and a ground wire insertion grip in the box body of the rear housing. The zero wire connecting piece and/or the live wire connecting piece have a heat dissipation plane attached to the inner wall of the box body of the rear housing, and the outer wall of the box body of the rear housing corresponding to the position of the heat dissipation plane is attached to a wall. Moreover, the detachable buckles of the pressing plate each includes a base portion and a slope-shaped barb located at an overhanging end of the base portion, and a notch penetrating through a slope from the low end to the high end is formed in the middle of the barb. The wall socket can quickly transfer heat to the wall to prevent heat from being accumulated in the wall socket, and is high in disassembly speed and convenient to maintain and replace.
The present invention provides an LCDI having a shielding layer fracture detection function, comprising a live wire shielding layer, a null line shielding layer, a leakage current measurement unit, an actuating mechanism and a shielding layer fracture detection unit. A power cable shielding layer fracture detection unit is additionally provided to an LCDI circuit in order to promptly detect whether a metal mesh shielding layer of a power cable has fractured, reducing risks of fire caused by misjudgment.
G01R 31/52 - Test pour déceler la présence de courts-circuits, de fuites de courant ou de défauts à la terre
G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe
H02H 3/32 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à la différence de tensions ou de courantsCircuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à un angle de déphasage entre tensions ou courants comprenant la comparaison des valeurs de tension ou de courant en des points correspondants des différents conducteurs d'un même système, p. ex. de courants dans des conducteurs d'aller et retour
3.
GFCI HAVING HIGH-FREQUENCY ELECTRIC LEAKAGE DETECTION AND SUPPRESSION FUNCTION
Disclosed in the present invention is a GFCI having a high-frequency electric leakage detection and suppression function. The GFCI comprises: a power source module, an integrated circuit chip, a switch reset module, an electric leakage detection and processing module, a leakage current detection module, a neutral line false-grounding protection module, and a wire. The functions of a reset coil and a tripping coil are integrated in one solenoid, thereby achieving the aim of reducing the overall volume of a product; and it is also possible to adjust the detection sensitivity on the basis of the frequency of a leakage current, thereby reducing the phenomenon of misoperation caused by a frequency change.
H01H 71/10 - Mécanismes d'actionnement ou de déclenchement
H02H 3/26 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à la différence de tensions ou de courantsCircuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à un angle de déphasage entre tensions ou courants
H01H 9/54 - Circuits non adaptés à une application particulière du dispositif de commutation non prévus ailleurs
G01R 31/52 - Test pour déceler la présence de courts-circuits, de fuites de courant ou de défauts à la terre
A wall socket, comprising: a rear housing (1), having a box body (11) located on the inner side and a positioning flange (12) located on the outer side and integrated with the box body (11); and a pressing plate (6), buckled with the positioning flange (12) of the rear housing (1) by means of a plurality of detachable buckles (62) so as to seal a wiring terminal, a zero wire connecting piece (31), a live wire connecting piece (32), a zero wire insertion grip (41), a live wire insertion grip (42), and a ground wire insertion grip (43) in the box body (11) of the rear housing (1). The zero wire connecting piece (31) and/or the live wire connecting piece (32) have a heat dissipation plane (a) attached to the inner wall of the box body (11) of the rear housing (1), and the outer wall of the box body (11) of the rear housing (1) corresponding to the position of the heat dissipation plane (a) is attached to a wall (b). Moreover, the detachable buckles (62) of the pressing plate (6) each comprises a base portion (621) and a slope-shaped barb (622) located at an overhanging end of the base portion (621), and a notch (623) penetrating through a slope from the low end to the high end is formed in the middle of the barb (622). The wall socket can quickly transfer heat to the wall to prevent heat from being accumulated in the wall socket, and is high in disassembly speed and convenient to maintain and replace.
A thin safety door includes a baffle, a supporting frame and an elastic element. The baffle is provided with a front slope and a rear slope. The baffle is provided with a pair of sliders disposed side by side at a position between the front slope and rear slope of the baffle. A pair of slide ways are disposed on the left side and right side of the supporting frame. The baffle spans the supporting frame and the sliders are connected to the slide ways, so that the baffle can slide relative to the supporting frame. The elastic element abuts against the baffle, so that an elastic force is applied to the sliders of the baffle for returning to a higher position when located on the slide ways.
The present invention provides a combined upper cover for a power strip, which is formed by combining a first upper cover and a second upper cover. The first upper cover is provided with a cover body portion and a connecting portion, both the cover body portion and the connecting portion are thin-walled shells with an accommodating space and an open bottom, and the bottoms of the sidewalls of the connecting portion form blocking surfaces connected to the second upper cover in a snap-fit manner. The second upper cover is a thin-walled shell with an accommodating space and an open bottom and one open side, and is mounted on the connecting portion in a snap-fit manner. A plurality of wedged retaining teeth are projected from the inner surface of the sidewall of the second upper cover, and can abut against the blocking surfaces to form snap-fit connection. According to the present invention, since the housing is assembled by the snap-fit fasteners in a snap-fit manner, a more stable and firmer connection can be obtained so as to avoid disconnection caused by threads getting loose that may occur in threaded connection. Moreover, different colors can be sprayed on the separated upper cover assembly, improving product recognizability.
H01R 13/518 - Moyens pour maintenir ou envelopper un corps isolant, p. ex. boîtier pour maintenir ou envelopper plusieurs pièces de couplage, p. ex. châssis
A structure of a ground fault circuit interrupter includes a locking arm, which is provided with a stop surface, disposed inside the ground fault circuit interrupter, and a support body fixedly connected to a soft magnet is provided with a stop portion which can interfere with the stop surface that is moving downward. The locking arm is also connected to an elastic element, and under a normal state, the elastic element moves downward the stop surface of the locking arm to interfere with the stop portion of the support body, so that the soft magnet is prevented from moving toward a permanent magnet The locking arm can also be pushed down and driven by a reset button to move upward the stop surface, so that the stop portion and the stop surface no longer interfere with each other.
H01H 83/14 - Interrupteurs de protection, p. ex. disjoncteur ou relais de protection actionné par des conditions électriques anormales autres que seulement les courants excessifs actionnés par le balourd entre plusieurs courants ou tensions, p. ex. pour la protection différentielle
H01H 71/32 - Mécanismes électromagnétiques comportant un organe à magnétisation permanente
A snap-fit type self-locking combined upper cover for a power strip is formed by combining a first upper cover and a second upper cover. The first upper cover is provided with a cover body portion and a connecting portion integrally extending from the cover body portion. The upper surface of the connecting portion is provided with a plurality of snap-fit through holes for snap-fit bases to pass through. The inner wall of the connecting portion is provided with a plurality of connecting snap-fit fasteners which can be snap-fitted to the second upper cover. The second upper cover is a thin-walled shell with an accommodating space, an open bottom and one side open. The inner surface of the upper wall of the second upper cover is provided with a plurality of snap-fit bases projected vertically downward, which can be snap-fitted with the connecting snap-fit fasteners of the inner wall of the connecting portion to form the combined upper cover.
A socket arc-extinguishing structure, in which a plug-in sleeve (7) is arranged below each jack (5, 6). The plug-in sleeve (7) can be in contact with both sides of the thickness of a blade (9) of a plug to form an electrical connection, and the plug-in sleeve (7) is also electrically connected to an extension piece (72); a sliding block (8) made of an insulating material is provided on both sides of each plug-in sleeve (7), and each sliding block (8) can interfere with the width direction of the blade (9) by means of an inclined surface so as to move; each sliding block (8) is connected to a metal elastic piece (10), so that the lower end of the metal elastic piece (10) can move; among two metal elastic pieces (10) corresponding to each plug-in sleeve (7), one of the metal elastic pieces (10) is referred to as a power acquisition elastic piece (101), and the other one can be in conductive contact with the extension piece (72) of the plug-in sleeve (7) so as to be referred to as a power transmission elastic piece (102); the power acquisition elastic piece (101) below the positive jack (5) is conductively connected to the power transmission elastic piece (102) below the negative jack (6), and the power transmission elastic piece (102) in the positive jack (5) is conductively connected to the power acquisition elastic piece (101) in the negative jack (6). By means of the described structure, the electric arc generated when a plug is plugged in and plugged out can be significantly eliminated or reduced.
H01R 13/703 - Association structurelle avec des composants électriques incorporés avec interrupteur incorporé actionné par l'engagement ou le retrait des pièces de couplage
The present invention provides a thin safety door, comprising a blocking plate, a support and an elastic part. The blocking plate is provided with a front inclined plate and a rear inclined plate which have the same inclination direction and are arranged front and back at an interval; the lower end of the front inclined plate is not blocked, and the lower end of the rear inclined plate is open; the support is provided with a front hole and a rear hole which are arranged front and back at an interval and respectively correspond to the front inclined plate and the rear inclined plate; a pair of sliding blocks is arranged on the left and right sides of the blocking plate between the front inclined plate and the rear inclined plate; a pair of slide ways is arranged on the left and right sides of the support; the blocking plate is provided across the support; the sliding blocks are connected to the slide ways, so that the blocking plate can slide with respect to the support; moreover, a pair of supporting points is further formed at the contact positions of the sliding blocks and the slide ways, and the blocking plate can carry out seesaw type movement on the support; the elastic part abuts against the blocking plate, so that the sliding blocks of the blocking plate are subjected to an elastic force for resetting to a high position when being positioned on the slide ways. Compared with the prior art, the present invention is thinner and does not occupy the height space.
Provided in the present invention is an improved structure of a ground fault circuit breaker. Primarily, a locking arm is provided additionally within the ground fault circuit breaker, a stopping surface is provided on the locking arm, and a stopping part capable of interfering with the downward-moving stopping surface is provided on a support frame body fixedly connected to a soft magnet. The locking arm also is connected to a flexible component, under normal circumstances, the flexible component allows the stopping surface on the locking arm to move downwards so as to interfere with the stopping part on the support frame body, thus stopping the soft magnet to move in the direction of a permanent magnet. The locking arm can also be driven by a downward press of a reset button to allow the stopping surface to move upwards, thus allowing the stopping part to no longer interfere with the stopping surface. The present invention, by adding a stopping structure, prevents a load circuit from being accidentally connected in an uncontrolled situation, thus avoiding secondary damages.
The present invention provides a combined upper cover for a power strip, the upper cover being formed by means of combining a first upper cover and a second upper cover. The first upper cover has a cover body portion and a connection portion. The cover body portion and the connection portion are both thin-walled housings having an accommodation space therein and an open bottom surface. A sidewall bottom surface of the connection portion constitutes a blocking surface connected to the second upper cover in a snap-fit manner. The second upper cover is a thin-walled housing having an accommodation space therein, an open bottom surface, and an open side surface, and is snap-fitted onto the connection portion. A plurality of wedge-shaped blocking teeth protrude on an inner surface of a sidewall of the second upper cover, and abut the blocking surface of the first upper cover to form a snap-fit connection. In the invention, the assembly of the housings is achieved by means of snap-fitting, thus forming a stable and firm connection, and avoiding a disconnection caused by possible loosening of threads in a threaded connection. Moreover, the separate upper cover components can be sprayed with different colors so as to increase product recognition.
H01R 24/20 - Pièces de couplage portant des douilles, des pinces ou des contacts analogues, assujetties uniquement à un fil ou un câble
H01R 13/514 - SoclesBoîtiers formés comme un bloc ou un assemblage modulaire, c.-à-d. composés de parties coopérantes pourvues de pièces de contact ou maintenant entre elles des pièces de contact
The present invention provides a snap-fit self-locking socket board combined upper cover, which is formed by combining a first upper cover and a second upper cover by means of snap-fit connection; the first upper cover has a cover body part and a connecting part extending out integrally from the cover body part, the upper surface of the connecting part is provided with several snap-fit connection through holes allowing snap-on bases to pass through, and an inner wall of the connecting part is provided with several connecting snap-in portions capable of snap fitted with the second upper cover; the second upper cover is a thin-walled housing having an accommodating space therein and an open bottom face and an open side face, and can be snap fitted onto the connecting part, an inner surface of the upper wall of the second upper cover is provided with several snap-on bases extending vertically downwards, and the second upper cover can be snap fitted with the connecting snap-in portions on the inner wall of the connecting part so as to form a combined upper cover. According to the present invention, the upper cover of the socket board has a self-locking function and is not easy to fall off, and the separated upper cover can be spray-coated with different colors to increase the product distinction degree.
Provided is a longitudinally sliding safety door, comprising a support (1), a slider (2) and an elastic element (3). The support (1) is fixed below a socket panel and is provided with two through holes; an inclined sliding face (12) is arranged on the support (1) in the longitudinal direction, and the cross section of the sliding face (12) is of an arc shape; two sides of the slider (2) are respectively provided with a baffle (21) capable of blocking paired power jacks, a sliding protrusion (22) is arranged between the two baffles (21), and the sliding protrusion (22) also has a cross section of an arc shape and can be embedded into the sliding face (12) and slide in the sliding face (12) in the longitudinal direction; and the elastic element (3) is arranged between the slider (2) and the support (1) and enables the slider (2) to stay at a head-end position of the sliding face (12). The safety door uses a longitudinally sliding mechanism, avoiding the problem of an overly large transverse dimension, and the socket panel generally has surplus space in the longitudinal direction, such that the space of the socket panel does not need to be additionally occupied, and manufacturing and mounting are facilitated.
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electric switch; circuit breaker; automatic time switch; light modulators in the nature of electronic illumination regulators; light regulators in the nature of electronic illumination regulators; electric fuse-box; electric junction box; electrical plugs for electrical appliances; electrical connections, namely, electrical plugs, electrical sockets and electric contactors; electric socket covers for electrical appliances
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electric wire; electric switch; electrical plugs, electric sockets and electrical connections; circuit breaker; automatic time switch; light voltage regulator; surge protectors; electrical junction boxes; electrical switch socket panel; electric leakage protector being circuit overload protection devices; electric light dimmers; electrical socket waterproof box
09 - Appareils et instruments scientifiques et électriques
Produits et services
Switches, electric; circuit breakers; time switches, automatic; electric light dimmers in the nature of regulators; electric light regulators in the nature of dimmers; switch boxes for managing electricity; junction boxes for controlling electricity; electrical plugs; electric connections in the nature of sockets, plugs, and electric contacts; covers for electric outlets
