655 results about "Electrical switching" patented technology

A pressure-actuated switch having a pressure port, a diaphragm, a range spring, an actuator plate, a differential plate, and an electrical switch. A certain pressure level moves the diaphragm against the range spring at the pressure port and thus deflects the actuator plate. The actuator plate is coupled to the electrical switch via a snap spring, wherein the electrical switch can be switched on or off via the deflection of the actuator plate and the snap spring. The differential plate controlled by a differential spring is connected to the actuator plate and supports the actuator plate in a first portion of movement, wherein the differential plate is decoupled from the actuator plate in a second portion of movement of the actuator plate.

The invention discloses a mechanism for linkage between an open state of an equipment containing device and an electrical switch, and relates to the technical field of electrical and electromechanical technologies, and the mechanism comprises a switch shaft which is rotatably disposed on the side walls of a box, a box, a cabinet and a housing; the lock hook is arranged in the box, the box, the cabinet and the shell, and one end of the lock hook is fixed at the inner end of the switch shaft; the hook head is mounted at the other end of the lock hook through a hook head rotating shaft, and the hook head rotates around the hook head rotating shaft by a limited angle; the spring is mounted between the lock hook and the hook head; the lock pin is fixed on the inner side of a door or a cover of the box, the box, the cabinet and the shell, and the rotating axis of the lock pin is parallel or vertical to the rotating axis of the hook head; the switch block is fixed to the lock hook and controls the electrical switch to be switched on or switched off in the rotation process of the lock hook. After the switch shaft is rotated to the locking position, the hook head can rotate, so that closing of a door or a cover cannot be hindered, the problem that parts are damaged due to improper use cannot occur, and the problem that linkage between the open state of a box, a box, a cabinet and a shell and an electric switch fails cannot be caused.

A measuring system for characterizing a multilayered structure with layer-by-layer different ohmic properties, having a sensor module, an electrical switching device, and a measuring electronics unit. The sensor module has more than two planar coils arranged in a stack, and the electrical switching device is contacted with the planar coils and is configured to connect these coils to the measuring electronics unit such that the coils are switchable between a measuring configuration and a reference configuration. In the measuring configuration, the planar coils at least partially form an optionally inductive or capacitive measuring sensor, with the detection area extending outside the sensor module for determining a property of a low and / or high-resistance layer of the structure. In the reference configuration, the planar coils at least partially form an optionally inductive or capacitive reference sensor, with the detection area extending essentially inside the sensor module for determining a sensor module property.

According to the device and method for preventing the automobile from being subjected to serial collision, when the automobile is collided in front in the driving process, an automobile collision plate is pressed to physically move backwards, an electric switch is triggered in the backward moving process of the automobile collision plate, and the electric switch is switched on to transmit voltage to a relay; the relay is powered on to transmit voltage to the electric push rod, the electric push rod is powered on to drive the brake pedal to press downwards through the brake cable, equivalently, a driver steps on the brake pedal with the foot, and therefore automobile braking is achieved, chain collision accidents of an automobile are prevented, or damage losses caused by collision are reduced. The method can be used as a main fool-type anti-collision technology for anti-collision of the intelligent automobile in the future and can also be used as a supplement of the current radar and visual anti-collision technology, and the driving safety performance of the automobile needs to be improved by overlapping a plurality of anti-collision technologies for the intelligent automobile in the future.

The utility model discloses an electrical switch cabinet with a monitoring device, which comprises a cabinet body, the side wall of the cabinet body is provided with a ventilation opening, the ventilation opening is provided with an exhaust fan for heat dissipation, the side wall of the cabinet body is movably connected with a first sealing plate and a second sealing plate which are located outside the cabinet body, and the first sealing plate and the second sealing plate can rotate relatively. A driving assembly used for driving the first sealing plate and the second sealing plate to rotate relatively and sealing or opening the ventilation opening is arranged below the ventilation opening, and the driving assembly is arranged on the side wall of the cabinet body and located outside the cabinet body. When heat in the switch cabinet is not high, the exhaust fan stops working, electric energy loss is reduced, the ventilation opening can be sealed, and dust and sundries are prevented from entering the cabinet body to affect normal work of electrical elements.

A meter collar adapter including a housing, a plurality of contacts to electrically connect the meter collar adapter to a meter socket and to a utility meter, a load management device within the housing to manage electrical load to an interface circuit with external, co-located electric equipment, and an overcurrent protection device electrically connected in series with an interface circuit. The load management device includes the interface circuit to electrically connect to either the line side or load side of an electrical service via the utility meter an external, co-located electric equipment. An interface contact to electrically connect the co-located electric equipment to the interface circuit, an adjustable electrical switch electrically configured to control electric load, and an energy management unit to control, monitor, and / or report a position of the adjustable electrical switch to manage the electrical loads.

A node control method includes: A control node in the processing system deploys a target path group when R target processing nodes include at least one first node group, and controls the R target processing nodes to process R tasks in one-to-one correspondence. The first node group includes two target processing nodes that need to communicate with each other when executing corresponding tasks and that are connected to different first electrical switching nodes. The target path group includes a communication path between target processing nodes in the first node group, and the communication path passes through the first electrical switching node, an optical switching node, and a second electrical switching node.

The utility model discloses an interlocking structure of an isolating switch operating mechanism and a circuit breaker operating mechanism and a circuit breaker, and relates to the field of electrical switches, the interlocking structure of the isolating switch operating mechanism and the circuit breaker operating mechanism comprises a driving pull rod, an isolating rotating shaft and a circuit breaker closing trigger assembly; the isolation rotating shaft is provided with an isolation interlocking crank arm and a closing interlocking crank arm, the driving pull rod is provided with an isolation interlocking pin, and when the driving pull rod is in a closing state, the isolation interlocking pin can prevent the isolation interlocking crank arm from rotating; the circuit breaker closing trigger assembly comprises a closing half shaft and a closing pinch plate, the closing half shaft is perpendicular to the isolation rotating shaft, the closing pinch plate is vertically and fixedly connected with the closing half shaft, the closing pinch plate is used for driving the closing half shaft to trigger a closing action, and when the isolation rotating shaft is in a state between closing and opening, the closing interlocking crank arm can prevent the closing pinch plate from rotating. The problem that the disconnecting switch is burnt due to the improper operation sequence of the circuit breaker and the disconnecting switch can be reduced.

A switching contact assembly for an electrical switching element includes a contact bridge, a base, and a spring assembly. The contact bridge is attached to the base with the spring assembly between the contact bridge and the base. The contact bridge attached to the base is resilient in a direction opposite a switching direction.

Provided are a switching method and system for a motor (170) of a circulating water pump (152) of a nuclear power plant. The method (300) comprises: on the basis of a change of electromagnetic field energy conducted by a first predetermined conductor on an input side of a motor (170) of a circulating water pump (152), determining whether to generate a switching command for the motor (170) (S302); in response to detecting a generated switching command, acquiring a voltage or current waveform of the motor (170) side and a voltage or current waveform of a grid (162) side, the voltage of the motor (170) side being a superposed voltage of a residual voltage of the motor (170) and an induced electromotive force generated by the motor (170) (S304); at least on the basis of comparison between the voltage waveform of the motor (170) side and the voltage waveform of the grid (162) side, determining an action time of the switching command (S306); and, in response to the determined action time being reached, switching to direct power supply from the grid (162) to the motor (170) (S310). Thus, the present invention can accurately determine a time for performing electrical switching on the motor (170) of the circulating water pump (152), thus significantly improving the success rate of switching.

1. Name of the product in this design: Electrical installation cover. 2. Purpose of this design: As a decorative accessory for electrical switches and sockets. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design.

The invention relates to a functional building for electrical switchgear, wherein the functional building comprises a foundation and an enclosure with walls and a ceiling, within which the line connections and the electrical switchgear are arranged. Within the scope of the invention, it is proposed that the functional building has an intermediate floor, wherein the electrical switchgear is arranged on the intermediate floor, the intermediate floor being made of wood, and wherein the intermediate floor together with the foundation forms a cavity, the cavity being in fluid communication with a vertical pressure relief channel.

Electrical protection device, distribution assembly, and associated electrical switchgear. This electrical protection device (300), configured to electrically connect an electrical load (M) to an electrical power source (S), includes incoming terminals (302), outgoing terminals (304), and switching means (310) actuated by a bistable actuator (324). A microcontroller (320) is provided to generate a fault signal (S320), which triggers the actuator, and an output signal (S321), which is different from the fault signal. The protection device includes a supervisory circuit (500), which is interposed between the microcontroller (320) and the actuator (324) and which includes an oscillator (510) configured to generate a periodic signal (S510).The monitoring circuit is configured to generate a trigger signal (S324) when, alternatively, the output signal (S321) of the microcontroller (320) is absent, or the periodic signal (S510) of the oscillator (510) is absent, or when a fault signal (S320) is emitted. See Figure 6 for abbreviations.

The embodiment of the invention provides an arc extinguishing assembly and an electrical switch. The arc extinguishing assembly comprises a static contact and a moving contact. The magnetic part comprises a first pole and a second pole; the magnetic conducting piece comprises a connecting part and a pair of extending parts which are connected with the connecting part and are separated from each other, the connecting part is attached to the first pole, a first magnetic field can be formed between the pair of extending parts and the second pole, and a second magnetic field can be formed between the pair of extending parts; an inner chamber is arranged between the arc extinguishing member and the static contact and between the arc extinguishing member and the moving contact; at least one part of at least one of the static contact, the moving contact and the inner cavity is located between the paired extension parts, and the first magnetic field can guide an electric arc towards the direction of one extension part in the paired extension parts; and the second magnetic field can guide the electric arc guided to be adjacent to the extension part towards the direction of the arc extinguishing piece.

The application relates to the technical field of electrical test boxes, in particular to an electrical switching test box with test protection, which comprises a test box main body, electrode sockets and male plugs. A switching seat is fixedly installed on the surface of the test box main body, a plurality of interface end rows are arranged on the surface of the switching seat, and the interface end rows are used for arranging a plurality of electrode sockets. The electrode sockets are arranged in a matrix arrangement mode on the inner side of the interface end rows and are electrically connected with the output end of the test box main body. In the application, heat-induced variable sheets are arranged between electrode clamping rods, and the heat-induced variable sheets are made of shape memory polyurethane materials, so that when the temperature reaches a set range, the heat-induced variable sheets can automatically contract, the electrode clamping rods are deflected to break the electrical contact, the interface end plays a role in quick power-off protection, and electrical damage or safety hazards caused by overheating can be effectively avoided.

The utility model discloses an intelligent router based on 5G communication, which comprises a router main body, the router main body comprises a shell, the shell is internally provided with a cavity, the top end of the shell is provided with a top shell, the cavity is internally provided with a PCB mainboard, one side of the interior of the shell is provided with a ventilation device, and one side, close to the ventilation device, of the interior of the shell is provided with a ventilation slot. A ventilation groove is formed in the shell, an antenna is installed on the back face of the shell, a temperature sensor is installed on the PCB mainboard, an electrical switch electrically connected with the temperature sensor and the ventilation device is installed on the PCB mainboard, a filtering device is detachably installed on the side, right facing the ventilation groove, of the shell, and an elastic clamp and a limiting plate of the filtering device are installed at the bottom end of the shell. According to the intelligent router, the fan is started through the electrical switch, hot air in the router main body is exhausted from the ventilation slot, the effect of intelligently adjusting the temperature in the router main body is achieved, and electric appliances connected with the router can be controlled by voice through the arranged intelligent control module, so that the router is convenient to disassemble and clean in the later period.

The invention discloses a parallel contact system for a magnetic latching relay and the magnetic latching relay, and belongs to the technical field of electrical switches. The contact system comprises a base and a pair of contact assemblies arranged in parallel, and each contact assembly comprises a zigzag structure formed by a bus bar, a movable contact spring assembly and a static contact. The two movable contact spring assemblies are parallel and electrically connected in parallel. The relay comprises the contact system, a coil assembly, a magnetic steel assembly and a push rod. According to the invention, through parallel connection of the double zigzag structures, current shunting and contact resistance reduction are realized, electromagnetic attraction and repulsive force between the parallel conductors and between the conductors and the bus bars are utilized, the current-carrying capability, large current impact resistance and reliability of the relay are significantly improved, and the size of a product is reduced.

The utility model discloses an electrical switch unit for electrical equipment, which comprises a circuit breaker main body, the rear side of the circuit breaker main body is provided with an installation clamping groove, the lower end of the installation clamping groove is slidably provided with a fixed clamping plate, and the inner side of the lower end of the circuit breaker main body is rotatably provided with a fixed screw rod through a bearing. A fixing push plate is fixedly installed at the lower end of the fixing clamping plate, a fixing nut is fixedly installed on the inner side of the fixing push plate, the fixing nut is arranged on the outer side of a fixing screw in a screwing and sleeving mode through threads, and a rotary knob is arranged at the lower end of the fixing screw. Through the designed mounting clamping groove and the fixed clamping plate, during use, the fixed screw rod is rotated through the knob, and the fixed screw rod drives the fixed nut and the fixed push plate to move, so that the fixed push plate drives the fixed clamping plate to move to be matched with the mounting clamping groove to be clamped on the mounting frame; and through connection and pushing of the fixing screws and the fixing nuts, it is guaranteed that the fixing clamping plates are more stable during clamping installation.

An electrical switch for an electric machine includes body, a stator fixedly secured to the body and a rotor. The actuator includes a first member securable to the rotor and rotatable with it. The actuator also includes a second member, a first electrically conductive member cooperates with the second member. The actuator also includes a second electrically conductive member. The second electrically conductive member is spaced from said first electrically conductive member when said first electrically conductive member is in the first axial position and electrically engaged with said first electrically conductive member when said first electrically conductive member is in the second axial position.

The utility model provides a conductive connecting device for electrical switch equipment, which belongs to the technical field of electrical engineering and comprises two groups of clamping assemblies used for fixing cables. The supporting assembly is used for supporting all parts in the clamping assembly and is arranged in an inner cavity of the clamping assembly; and the moving mechanism comprises a lifting assembly which is used for limiting the vertical moving range of the clamping assemblies so as to adapt to different cable port positions, the moving mechanism is arranged at a wiring groove below the low-voltage power distribution cabinet, and the two clamping assemblies are arranged on the surfaces of the two sides of the lifting assembly respectively. According to the utility model, through cooperation of all parts in the fixing mechanism, a cable can be firmly clamped, tight connection is ensured, contact resistance is reduced, heating and fault risks are reduced, stable operation of electrical equipment is ensured, and the fixing mechanism can be controlled to vertically move to a suitable connection height through the moving mechanism according to positions of end portions of different cables. And the clamping block can be aligned with the end part of the cable.

The utility model relates to a speed governor safety tongs electrical switch detection device, which comprises a safety loop, a first power supply, a first switch, a speed governor switch, a safety tongs switch, a second switch and a loop tail end, and the loop tail end is used for outputting a safety signal for prompting that an elevator is in a normal operation state; the safety branch circuit comprises a first power supply, a test switch, and a first branch circuit and a second branch circuit which are coupled in sequence, wherein the first branch circuit and the second branch circuit are respectively connected with different switching gears; when the first branch circuit is electrified, the first switch and the second switch are both switched on; the second branch is coupled to the loop end; and the detection circuit is used for detecting the speed limiter switch and the safety tongs switch respectively when the first switch and the second switch are switched off. When the switch-on of the first branch circuit is switched to the switch-on of the second branch circuit, the output of a safety signal is kept at the tail end of the loop, the first switch and the second switch are both switched off, and the speed limiter switch and the safety tongs switch are jointly and completely cut off from the safety loop, so that the reliability of double insurance is conveniently detected.

In one embodiment, the electrical switching system (1) comprises semiconductor switches (41, 42, 43) and a control unit (3), in which-the semiconductor switches (41, 42, 43) each comprise a transistor structure (51) and a diode structure (52), which are electrically connected to each other in an anti-parallel manner,-the semiconductor switches (41, 42, 43) are arranged in a first branch (21) and a second branch (22), the first branch is a series connection of the first semiconductor switches (41, 43) and the second branch is a series connection of the second semiconductor switches (42), the first branch (21) and the second branch (22) being electrically connected in parallel, and-in the case that a defective semiconductor switch (43) of the first semiconductor switches (41, 43) is in a short-circuit failure mode,-the first semiconductor switches (41, 43) of the first semiconductor switches (41, 43) of the second semiconductor switches (42) of the second semiconductor switches (42) are electrically connected in parallel. The control unit (3) switches on the remaining operating semiconductor switches (41) of the first semiconductor switches (41, 43) during the phase of the reverse current flow direction.

The utility model provides an anti-misoperation electrical switch locking device, which relates to the technical field of electrical switch locking and comprises a locking hole, one side of the locking hole is provided with a locking fixing seat for mounting and fixing an electrical switch, the locking fixing seat is internally provided with a movable seat for position adjustment, and the movable seat is provided with a locking hole. And a locking block capable of performing reciprocating motion is fixedly mounted in the movable seat. The electric switch locking device has the advantages that the movable seat and the locking block which can be movably adjusted are arranged in the locking fixed seat connected with the electric switch, so that the movable seat and the locking block can drive the locking rod for locking the electric switch to move in a certain area of a plane; and the position of the locking rod can be adjusted according to different locking positions of different electrical switches, so that the locking device can adapt to more different types of electrical switches, the adaptation range of the locking device is widened, and the application convenience of the locking device is improved.

The present invention discloses an optical interconnection network system based on WDM optical and electrical hybrid. The received optical signal is demultiplexed into two parts through an optical receiving port. One path of the optical signal is transmitted to an electrical switching control module, converted into a digital electrical signal through optoelectronic conversion for processing, and then converted back into an optical signal through electro-optical conversion after processing. The remaining optical signal is transmitted to an optical switching control module for wavelength switching through an optical switch. The configuration of the optical switch is determined by a routing configuration register in a local resource module. The routing configuration register reads a routing configuration data packet in the electrical switching control module, reads the configuration information in the data packet for routing configuration, and then the optical transmitting port multiplexes multiple optical signals into one optical signal again through wavelength division multiplexing technology for transmission.

1. Name of the product of this design: electrical switch. 2. The purpose of the product of this design: directly control the flow state of current by opening or closing the circuit; allow current to pass when closed, and cut off the current when open. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The invention discloses an electrical switch cabinet with a detachable heat dissipation mechanism, and relates to the technical field of electrical equipment, and the electrical switch cabinet comprises an electrical switch cabinet body which is used for the installation and fixation of electrical components; the heat dissipation assembly is installed in the electrical switch cabinet body and used for conducting air cooling heat dissipation on the interior of the electrical switch cabinet body, and the heat dissipation assembly comprises a splice plate; the filtering assembly is installed on the rear side of the electrical switch cabinet body and used for conducting inlet air filtering on the heat dissipation assembly; the fixing assemblies are distributed on the two sides of the splice plate in an array mode and used for rapidly fixing the heat dissipation assembly. According to the invention, the rapid dismounting and mounting effect and efficiency of the heat dissipation assembly can be improved through the fixing assembly and the locking assembly, so that the heat dissipation assembly can be rapidly dismounted and mounted, and floating dust and water molecules in convection gas during air cooling can be filtered and isolated; therefore, the service life of the heat dissipation assembly is guaranteed.

The invention provides a static contact of an electric switch, which at least comprises a conductive connecting piece, a contact point and a conductive body, the contact point is welded on the conductive body or the conductive connecting piece, the conductive body and the conductive connecting piece are arranged in a split or integrated manner, and the contact point is welded on the conductive body or the conductive connecting piece based on the total volume of the conductive body. The volume ratio of the conductor made of the iron material in the conductor is 30%-100%, or the material of the conductor at least contains more than 30% of the iron material in volume ratio. The invention also provides an electromagnetic release comprising the static contact. The invention relates to a static contact of an electric switch, which is applied to the electric switch, because an electric conductor containing an iron material is arranged in a main loop, part of arc energy is consumed on the iron material when the electric switch is switched off by utilizing the positive temperature coefficient characteristic of the iron material, so that the current limiting coefficient of the electric switch is reduced; the current limiting performance of the electrical switch can be improved.

This invention discloses a satellite-borne, high-capacity optoelectronic hybrid switching device, belonging to the field of satellite communications technology. The device includes high-speed signal transmission, an electrical switching module, a four-channel 25G parallel optical transceiver module, an all-optical switching module, refresh and reconfiguration, control and health management, a clock network, and a power supply system. The device utilizes a universal, integrated, and modular design to meet the miniaturization requirements of satellite-borne products. It features a rich external interface, large switching capacity, and strong processing performance. Furthermore, it combines the flexibility of electrical switching with the low energy consumption of optical switching, supports multi-granularity scheduling from wavelength to sub-wavelength, and allows for on-orbit functional reconfiguration, significantly improving the efficiency and performance of satellite systems.