88results about How to "Realize the switch function" patented technology

The invention relates to a key switch which comprises a shell, a cover board, a first fixed terminal, a second fixed terminal, and a domed moving terminal. The top of the shell provided with an inner space is provided with an opening. The cover board covers the top opening of the shell. Each of the first fixed terminal and the second fixed terminal is provided with a connecting sheet disposed at the inner bottom of the shell. The domed moving terminal is disposed in the shell. The top of the domed moving terminal can elastically deform and restore under the action of pressure so as to allow the connecting sheet of the first fixed terminal and the connecting sheet of the second terminal to mutually connect or disconnect. The cover board is made of a metal board capable of elastically deforming and restoring, and the edge of the cover board is fixed on the shell. The center of the cover board bulges down to form a key protrusion which can contact with an apex of the moving terminal. The cover board covering the opening of the shell of the key switch is capable of pressing the apex of the moving terminal so as to serve as a switch key, the number of parts is reduced, the longitudinal thickness of the switch is reduced, and the shell and the cover board can be assembled by single process.

The invention relates to a device for monitoring the position and movement of a brake pedal, comprising a master cylinder with an integrated position detector for monitoring the position of a movable piston in a housing, in particular for use with a driving dynamics regulation In the controlled braking system of a motor vehicle of the device, wherein the position detector has a magnet as a signal generator, which emits a magnetic field in the direction of a sensor element, which is fixedly arranged on the housing and Can be connected to an electronic control unit. In order to monitor the pressure rod piston during driving dynamics regulation, it is proposed to arrange the magnet between two pistons and to displace it relative to at least one piston. During braking, the magnet can be displaceable relative to the piston if the piston is immovable relative to the housing due to the closing of the separation valve during driving dynamics regulation.

The present invention relates to a CRDS principle-based gas concentration measurement system of a continuously adjustable laser light source. The CRDS principle-based gas concentration measurement system comprises light path portion devices and electric circuit portion devices, wherein the light path portion devices comprise a laser, a light isolator, a light collimator, a wavemeter, and an optical passive cavity, and the electric circuit portion devices comprise a photoelectric detector, a control circuit, a PZT cavity length modulator, a high-speed data acquisition card and a computer. According to the present invention, the light in the one polarization direction is only utilized to detect, the connection with the light collimator adopts the polarization maintaining optical fiber connection, the light isolator in the system is eliminated, and the good polarization laser light beam can be obtained; the problem that the S component and the P component have different resonance frequencies in the annular cavity so as not to achieve the concurrent resonance is solved; a lot of the devices having the polarization beam splitting adjusting function are simplified and eliminated, and the light energy utilization rate of the laser is improved; and the on/off function of the laser is achieved through the current tuning so as to eliminate the AOM and the related control systems.

The invention discloses an intelligent power-saving socket and a working method thereof. The socket comprises a socket shell and a socket circuit, wherein the socket circuit comprises a control unit, an infrared detection unit, a relay trigger unit and a power supply unit; and the relay trigger unit is connected with a power wire of a display. When the infrared detection unit detects that a person leaves or comes back, the control unit begins timing; when the time is smaller than a specified value, the relay trigger unit does not make response; and when the time is greater than the specified value, the relay trigger unit works to turn on or turn off the power supply of the display. The infrared detection unit is arranged below the computer display, and can accurately judge whether a person uses the computer so as to realize intelligent determination of the turn-on and turn-off functions of the power supply of the display according to the leaving and coming condition of the personnel.

The invention discloses a fuse safety device based on air pressure difference. A first step through hole and a second step through hole are longitudinally arranged in the shell of the safety device; a switch bayonet lock through hole is arranged in the shell along the axial direction; the switch bayonet lock through hole is simultaneously communicated with the small hole ends of the first step through hole and the second step through hole; a piston is arranged in the first step through hole, and a piston rod is provided with an annular groove; a sliding push rod is arranged in the second stepthrough hole and is provided with an annular clamping groove; the bottom of the push rod is fixed by a spring; the outer wall of the push rod is provided with a conducting ring; the inner wall of each step through hole is provided with a spring piece; a switch bayonet lock is installed between the two step through holes in the switch bayonet lock through hole; one end of the switch bayonet lock abuts against the annular groove; and the other end of the switch bayonet lock is clamped with the annular clamping groove. According to the invention, air pressure is reduced with the increase of height, the piston moves under the action of the pressure difference so as to switch on the switch bayonet block, and then the conducting ring and the spring piece contact to be conducted to generate switching change information so as to realize the switching function of fuse safety device.

The invention discloses an electromagnetic relay with high magnetic efficiency and less foreign substance pollution, comprising a base, a magnetic circuit part, a contact part and a pushing card. The magnetic circuit part comprises a reel, an enamelled wire, a U-shaped iron core, an armature and a pressure spring, wherein the middle part of the U-shaped iron core is embedded in the reel; the enameled wire is wound outside the reel containing the U-shaped iron core; a clamping stage is arranged on one end of the armature; an elastic clamp tongue is arranged in the middle of the pressure spring; fins are arranged at the two sides of the pressure spring; the pressure spring is arranged on the base through the fins at two sides; the clamp tongue of the pressure spring is elastically propped against at the clamping stage of the armature to ensure that one end of the armature can be closely attached to the edge of the polar surface of the iron core. After the structure is adopted, on the one hand, the armature and the polar surface of the iron core can be completely attached to achieve the aim of improving the positioning accuracy and the magnetic efficiency of the armature, on the other hand, foreign substance pollution can be reduced, and the cleanness of the contact surface of the relay can be ensured to achieve the aim of improving the product reliability.

The invention relates to a decompression expansion trubo-generator set, which comprises a shell and a turbine held in the shell. The shell comprises a pipeline air inlet and a pipeline air outlet. The generator set comprises a generator in drive connection with the turbine; the generator is held in the shell. A valve core can also be arranged on the upstream of the turbine; input pipeline air channels can be defined on the outer surface of the valve core and the inner surface of the shell; the valve core can move on the axial direction of the turbine relative to the turbine so as to change the cross section area of each input pipeline air channel.

The invention provides an intelligent material with radar and infrared integrated invisible effect. The intelligent material comprises a first transparent substrate, a second transparent substrate, an interlayer, a transparent solution storage device and a vacuuming device, wherein the second transparent substrate corresponds to the first transparent substrate; the interlayer is arranged between the first transparent substrate and the second transparent substrate; the transparent solution storage device is communicated with the interlayer; the vacuuming device is communicated with the interlayer; an infrared invisible material is arranged on the non-corresponding surface of the first transparent substrate or the second transparent substrate, and is formed by overlapping a plurality layers of films; the multiple layers of films comprise YbF3 films and ZnSe films arranged at intervals, and the thickness of each of YbF3 films and ZnSe films is equal to one fourth of center wavelength. Compared with the prior art, the intelligent material has the advantages that a transparent solution with different dielectric constant from the substrate is injected into or sucked from the interlayer structure, so that the opening and closing function for radar wave is realized; an infrared invisible material layer with a one-dimensional quasi-periodic structure is arranged on the surface of the substrate, the characteristic of non-destructive penetration to radar wave is realized, and the radar and infrared integrated invisible effect is realized.

The invention discloses a terahertz switch and a control method based on a periodic graphene structure absorption characteristic. According to the invention, a multilayer graphene array is adopted, and the multilayer graphene array is provided with different resonance absorption peaks, so that wider absorption bandwidth is obtained; the resonance absorption frequency of the graphene array is adjusted by changing a bias voltage, thereby controlling the on-off of the corresponding frequency of the output wave and realizing the switching function; due to the high electron mobility characteristicof the graphene, the switch has a faster switching speed; the ON/OFF state of the switch is switched by adopting an electric tuning mode, and the switch is simple in operation and low in energy consumption; the switch works in the terahertz frequency band, the application range of the terahertz device is widened; By changing the effective length of the graphene unit of the graphene array, the terahertz switch is suitable for the input wave and the output wave which are terahertz wave, microwave, infrared or visible light.

The invention relates to a leveraged input device micro switch key which can be used in computer peripherals, electronic instruments and man-machine control systems. The leveraged input device micro switch key comprises a switch control body and a PCB (printed circuit board) which are split, and the switch control body can be replaced and chosen as needed. The switch control body comprises a leveraged touch structure, a switch function structure, and a pressing section falling structure. The leveraged touch structure is employed to achieve an amplified trigger stroke through a micro stroke so as to control the switch function structure, and the pressing section falling structure produces clear falling sound of the pressing section of the key. The leveraged touch structure is a sliding lever structure with adjustable pressing force or a fixed lever structure with single fixed pressing force. The switch function structure is a light path type photoelectric switch function structure or a metal contact point/elastic sheet contact type switch function structure.

The invention provides a cup lid structure which allows a suction pipe to be arranged in a penetration way, and allows an air return structure to be arranged therein, and is used for supporting assembly and fixing of the suction pipe, the air return structure and a cup body. The cup lid structure comprises a cup lid mounted on the cup body and a push cover movably arranged on the cup cover, wherein the push cover is in sliding fit with the cup cover, so that the cup lid structure is simplified; the cup lid structure only adopts a two-piece set structure, as a result, material cost and die development cost are greatly reduced; the push cover is very convenient to use, simple to assemble with the cup lid, and convenient to dismount and clean, accordingly, dirt is not easy to hide between the cup lid and the push cover; a groove in which the suction pipe is bent and accommodated through pushing of the push cover is formed in the cup lid, and a groove position is arranged on a sliding stroke of the push cover and the cup lid. Therefore, when not being used, the suction pipe can be bent and accommodated in the groove through pushing of the push cover, the functions of opening and closing are achieved by the push cover, pollution caused by the situation that the suction pipe is exposed to the air is avoided, and cleanliness and sanitation of the suction pipe are ensured.

The invention discloses a signal acquisition device, a signal acquisition method, a display device and electronic equipment, and the acquisition device comprises: a display panel which comprises a plurality of source lines, a plurality of gate lines and a plurality of sensing units; a grid driving unit which is connected with the plurality of grid lines and is used for sequentially starting the plurality of sensing units; a reading unit which comprises a plurality of analog front ends, wherein each analog front end is connected with one or more source lines and used for reading electric signals of the started sensing unit; and at least one charge release unit connected with the plurality of source lines and used for providing a charge release path for the sensing unit in the sleep stage ofthe signal acquisition device. Charge residues on the photodiode sensor array are effectively removed in a non-working state of the chip, so that the signal acquisition time is saved, and the signalacquisition quality is improved.

The invention discloses a relay switch which comprises a box body, a box cover, a relay, a single-chip microcomputer, an electric leakage protector, a smoke sensor, a rotating shaft and a separator plate. The box cover is connected with the box body through the rotating shaft; the box body is internally provided with a circuit cavity; the right side of the circuit cavity is provided with the cover body; one side wall of the circuit cavity is provided with a wire incoming port; the circuit cavity is internally equipped with a buck device, a rectifier and a filter; the circuit cavity is further internally provided with the relay; and the filter is connected with a coil of the relay. A button is connected in series in a low-voltage DC loop, so that higher safety is achieved; a switch is provided with an electric leakage protection switch, so that power of a load circuit can be cut off under the condition of electric leakage of the load circuit, and electric devices and staffs are protected; and the switch is further provided with the smoke sensor, so that the switch can be closed in time when smoke appears in the surrounding environment, and higher safety is achieved.

The invention relates to an air intake and ignition integrated valve for a commercial gas cooker. A connecting rod is connected to the central part, and the central part is connected to a driven shaft outside the main part. The columnar surface of the driven shaft is provided with an insulating paint layer. There is a main sliding mechanism on the top, and a fixed contact cover is provided outside the driven shaft. The fixed contact cover is fixedly connected to the main body. The first and second conductive joints arranged up and down are arranged inside the fixed contact cover. The second conductive joints are in sliding contact with the ring-shaped cylindrical contact surface where the main sliding mechanism is located; the first and second conductive joints are respectively connected to the ignition control circuit through signal lines. The present invention integrates a microswitch of an ignition control device on the special valve for air intake, and automatically ignites the gas stove when the special valve for air intake is opened. The invention also integrates the micro switch for controlling the auxiliary peripherals of the gas stove, and produces the interlocking effect of the special valve for intake air and the external auxiliary equipment, so that the gas supply and the external equipment can achieve the best matching effect.

The invention discloses an air blowing on-off method of a mobile phone. According to the method, air is blown to the mobile phone with a relatively large volume in a non-contact short distance. The air blowing action causes an air extrusion. When extruded air enters a microphone equipment, a sound pressure characteristic of the microphone when air blows causes a substantial change to the signal microphone bias voltage triggers a logic interruption of signals of the microphone. Once the change of a logic level is applied to on-off pins of chips of mobile phones, an on-off event will be triggered, thereby an on-off function of mobile phones can be realized. The method provides a novel and fashionable method for the on-off ways of mobile phones, and simultaneously makes a mobile phone product independent of entity on-off switch and method, providing a full touch screen mobile phone without any buttons.

The invention relates to a conveying door structure of a cold storage. The conveying door structure is composed of an upper chain guide rail, a lower chain guide rail, a main frame, a top plate, lateral plates, a bottom plate, a chain wheel motor, a chain wheel, a conveying chain, a driving chain, a connection block, a connection pin shaft, a door panel, a telescopic connector, an extrusion sealing strip, an anti-cold-bridge connector, an insulation strip, a conveying belt and a conveying motor. The upper chain guide rail is arranged at the upper portion of the main frame, the lower chain guide rail is arranged at the lower portion of the main frame, the top plate is arranged at the upper portion of the main frame, the lateral plates are arranged on the two sides of the main frame, and the bottom plate is arranged at the lower portion of the main frame. The chain motor is arranged on the lateral plates, the conveying belt is arranged on the bottom plate, and the conveying motor is arranged on the side plates and connected with the conveying belt. An ordinary cold storage door structure is improved, opening and closing of a cold storage door and entrance and exit of cargos can be automatically controlled in the whole process, and the energy-saving and efficient conveying door structure of the cold storage is reliable and stable in operation and short in consumed time in the opening and closing process.

The invention discloses an air inlet and ignition integrated valve for a commercial gas stove. A valve rod is connected with a valve element. The valve element is connected with a driven shaft located outside the valve body. The cylindrical surface of the driven shaft is provided with an insulation layer. The insulation layer is provided with a first conductor sliding ring section. A contact fixing cover is arranged outside the driven shaft and is fixedly connected to the valve body. A first conduction contact and a second conduction contact which are arranged in an up-and-down mode are arranged in the contact fixing cover. The first conduction contact and the second conduction contact are in contact with a cylindrical ring face where a first conductor sliding ring section is located. The first conduction contact and the second conduction contact are connected with an ignition control circuit through signal lines. According to the air inlet and ignition integrated valve for the commercial gas stove, an ignition control device microswitch is integrated on the air inlet valve, and when the air inlet valve is opened, the gas stove ignites automatically; an auxiliary external microswitch for controlling the gas stove is integrated at the same time, an interlocking effect between the gas inlet valve and the external auxiliary equipment is generated, and therefore an optimal matching effect can be achieved between gas supply and the external equipment.

The invention discloses a multifunctional terahertz metamaterial device capable of being dynamically regulated and controlled based on a TiNi shape memory alloy film. The invention relates to the field of terahertz metamaterial functional devices, in particular to the multifunctional terahertz metamaterial device capable of being dynamically regulated and controlled based on the TiNi shape memory alloy film. The invention aims to solve the problems of complex structure, limited regulation and control range and single device function of the existing terahertz metamaterial. The multifunctional terahertz metamaterial device comprises a substrate and a split-ring resonator structure thin film layer, wherein the split-ring resonator structure thin film layer comprises N*N split-ring resonator structure periodic units, and each split-ring resonator structure periodic unit comprises a single split-ring resonator structure and two bendable arm structures symmetrically arranged at an opening of the single split-ring resonator structure. The invention is used for the multifunctional terahertz metamaterial device capable of being dynamically regulated and controlled.

The invention discloses a vehicle locking device, a vehicle lock with a safety function and a vehicle. The vehicle lock with safety function comprises a vehicle lock housing, a telescopic shaft assembly, a safety bolt assembly, a cam and a motor, wherein, the safety bolt assembly is composed of a safety bolt, a safety bolt pin, a safety bolt mounting seat and a safety bolt elastic part. The telescopic shaft assembly is composed of a telescopic shaft, a telescopic shaft pin, a telescopic shaft mounting seat and an elastic part of the telescopic shaft. The telescopic shaft is perpendicular to the safety bolt, and the front part of the telescopic shaft is provided with a stopping portion capable of blocking the safety bolt head. When the motor drives the cam to rotate clockwise, the cam pushes the telescopic shaft pin or the telescopic shaft pin to move, thereby realizing the unlocking and locking of the vehicle lock, and the safety bolt assembly plays a safety role when the lock is blocked.

The invention discloses a terminal node device capable of controlling indoor humidity and a control method thereof. The device comprises a microprocessor, a humidity sensor, an execution mechanism and a measurement mechanism which are located indoors. The humidity sensor is electrically connected with the input end of the microprocessor. The output end of the microprocessor is in interactive connection with the execution mechanism, and the microprocessor is in interactive connection with the measurement mechanism. The microprocessor is in interactive connection with a radio frequency chip through a flat cable. The microprocessor is in wireless connection with a host node through a ZigBee wireless network. The humidity sensor is used for detecting indoor humidity and transmitting the indoor humidity to the microprocessor. The execution mechanism can execute a control command of the microprocessor. The measurement mechanism can transmit the temperature in the execution mechanism to the microprocessor so that the microprocessor can control different action commands over the execution mechanism. When a humidity value to be measured is less than a reference humidity value, the humidification function is realized. When the humidity value to be measured is greater than or equal to the reference humidity value, humidifying is stopped to realize adjustment of the indoor humidity.

The invention discloses a gate device used for self-service equipment. The gate device comprises a gate panel, a driving device and a transmission device, wherein the driving device drives the gate panel to reciprocate through the transmission device; the transmission device comprises a first transmission shaft, a second transmission shaft and a self-locking assembly; a torque limiter is mounted on the second transmission shaft, the first transmission shaft is connected to the driving device through a gear, and wheel teeth of the torque limiter are meshed with wheel teeth on the first transmission shaft; the second transmission shaft is connected to the gate panel through a gear assembly; when a gate stays in a self-locking state, the self-locking assembly abuts against the gate panel to limit movement of the gate panel; when the gate stays in an unlocked state, the self-locking assembly is detached from the gate panel. The gate device has a self-locking function and can effectively prevent a user from being pinched by the gate so as to avoid injury of the user in the process of using the self-service equipment.