47results about How to "Achieve electrical connectivity" patented technology

The invention provides a shift register and a driving method and a display device thereof. The shift register specifically may comprise a multi-stage shift register unit, a first communicated thin film transistor set and a second communicated thin film transistor set, wherein in the multi-stage shift register unit, first control signals are input at the control signal input ends of odd-level shift register units, and second control signals are input at the control signal input ends of even-level shift register units; and communicated thin film transistors of the first communicated thin film transistor set and the second communicated thin film transistor set are used for realizing electric communication between grid signal output ends of the odd-level shift register units and the even-level shift register units in the shift register under the control of control signals sent by a time-sequence controller, thus the hanging time at the grid signal output ends of the shift register units can be shortened, and the noise and power consumption of the shift register are reduced.

The invention discloses a built-in safety socket which comprises a firewire socket. The firewire socket comprises a firewire connection board and a firewire groove sleeve, and a gap is arranged between the firewire connection board and a firewire groove sleeve. A trigger switch module is arranged in the gap. The trigger switch module is located at the bottom of the firewire connection board. When a plug is inserted in the built-in safety socket and the trigger switch module is not pushed, the inside firewire groove sleeve of the socket is not energized, and a user is prevented from high voltage electric shock even if the user touches the conductive part of the plug. The built-in safety socket is highly safe. The trigger switch module is located at the bottom of the firewire connection board. Only when the plug is fully inserted, the whole socket is energized, and the conductive metal part of the plug is not exposed outside the socket. The user is effectively prevented from touching the conductive metal part and from electric shock.

This invention discloses a loop-lighting safety socket and plug component. The component comprises a plug with bumps and a socket with concave holes; the socket comprises a live wire sleeve and a LED (Light-Emitting Diode) module; the live wire sleeve comprises a live wire plug board and a live wire groove sleeve; a gap is reserved between the live wire plug board and the live wire groove sleeve; a trigger switch component is provided at the gap; the trigger switch component is located at the bottom surface of the live wire plug board; when the plug is inserted and the trigger switch component is not pushed, the live wire groove sleeve of the socket is not powered; even when a user touches the conductive part of the plug, the user is not shocked by the high voltage; thus, the safety is higher. The trigger switch component is located at the bottom surface of the live wire plug board; only when the plug is inserted completely, the whole socket is powered; the conductive metal parts of the plug are not exposed out of the socket at this time; thus, the user is prevented from electric shock; and the LED module is lighted to warn.

The invention provides a waterproof knob switch. The internal trigger switch assembly comprises a casing body, a switch button, an automatic isolation door structure and a main spring applied to the switch button. The switch button comprises a movable contact. A convex part is arranged on the rear end of the movable contact. The casing body is provided with a first accommodation cavity, a second accommodation cavity, a first wiring terminal and a second wiring terminal. The automatic isolation door structure comprises a wire control, a pulley block and an opening and closing door with a resetting mechanism. When the switch button is pressed, opening and closing of the opening and closing door are controlled through the wire control and the pulley block. When the opening and closing door is closed tightly under the action of the reset mechanism, the first wiring terminal inside the first accommodation cavity can be closed to prevent water vapor from entering the first accommodation cavity, so that the first wiring terminal and the second wiring terminal are completely disconnected. The waterproof knob switch is waterproof, is not easily damped and aged, and has high safety. The service life of the trigger switch assembly is improved. The safety and the waterproofness of the whole knob switch are improved.

A phase change heat dissipation chip structure and a manufacturing method thereof. The phase change heat dissipation chip structure comprises a cover plate and a wafer. The lower surface of the coverplate is bonded with the back surface of the wafer, the lower surface of the cover plate is provided with a cavity, the back surface of the wafer is provided with a hollow groove, the cavity is communicated with the hollow groove, and the cavity or the hollow groove contains a phase change material; Phase change material (PCM) fills the cavity or slot, heat endothermally changes into liquid or gaseous state, and the volume expansion of PCM will produce pressure on the chip and the cover plate, thereby affecting the reliability of the chip. The cavity of the cover plate provides the storage space of the PCM after volume expansion, reduces the stress between the chip and the cover plate, and improves the reliability of the chip.

The invention provides a back contact crystalline silicon battery, a treatment method for a non-illuminated surface of the back contact crystalline silicon battery and a preparation method for the back contact crystalline silicon battery. The back contact crystalline silicon battery comprises a silicon substrate, wherein the silicon substrate is provided with an illuminated surface and the non-illuminated surface; P-type region confluence conductive strips and N-type region confluence conductive strips are arranged on the non-illuminated surface to form a P-N-P-N type arrangement structure; the P-type region confluence conductive strips are connected with a positive metal electrode; the N-type region confluence conductive strips are connected with a negative metal electrode; therefore, 2-8 bragg reflection layers of the P-type region confluence conductive strips and the N-type region confluence conductive strips, which are arranged on the non-illuminated surface, can be covered; the bragg reflection layers are arranged along the thickness direction of the crystalline silicon battery; each bragg reflection layer comprises a first bragg reflection film made of a first material and a second bragg reflection film made of a second material; the first bragg reflection films and the second bragg reflection films are stacked in a staggered manner along the thickness direction of the crystalline silicon battery; the reflectivity n2 of the second material is higher than the reflectivity n1 of the first material.

The invention discloses an engineering machinery cab with an electromagnetic shielding function and relates to the technical field of engineering machinery cab production. A vehicle door is arranged on a vehicle body, a fixed window frame is arranged on the vehicle door, a movable window frame is arranged on the fixed window frame, and shielding glass is arranged in the movable window frame; the shielding glass is clamped between a conductive plate and the movable window frame through metal bolts and nuts arranged on the periphery; a fixed glue layer is further arranged between the shielding glass and the movable window frame; a metal clamping groove facing the movable window frame is formed in the fixed window frame, and a conductive sealing strip matched with the movable window frame isarranged in the metal clamping groove; a metal clamping groove facing the vehicle body is formed in the vehicle door, and a conductive sealing strip matched with the vehicle body is arranged in the metal clamping groove. Electric continuous integral shielding can be formed, and the purposes of resisting electromagnetic radiation and resisting electromagnetic interference are achieved.

The invention provides a cylindrical lithium-ion battery. The cylindrical lithium-ion battery comprises a steel shell and a winding core sheathed in the steel shell, wherein the winding core is formedby winding a positive piece, a negative piece and a diaphragm; the outermost layer of the winding core is a negative-piece copper foil; conductive swelling adhesive is filled between the winding coreand the steel shell; the negative-piece copper foil is electrically connected with the steel shell by the conductive swelling adhesive; and the volume expansion ratio of the conductive swelling adhesive soaked in electrolyte with the temperature of 25 DEG C for 24 hours is more than or equal to 100%, and the conductivity of the conductive swelling adhesive is more than or equal to 104S/m.

The invention discloses a juicer with a waterproof safety switch. The juicer is characterized in that the safety switch inside the juicer comprises a shell, a switch knob, an automatic isolation door structure and a main spring used for the switch knob; the switch knob comprises a movable contact; a convex part is arranged at the rear end of the movable contact; the shell is provided with a first cavity, a second cavity, a first connection terminal and a second connection terminal; the automatic isolation door structure comprises a drive-by-wire, a pulley block and an opening and closing door with a reset mechanism; when the switch knob is pressed, opening and closing of the opening and closing door can be controlled via the drive-by-wire and the pulley block; when the opening and closing door is tightly closed under the action of the reset mechanism, the first connection terminal in the first cavity can be closed to prevent water vapor from entering the first cavity and the first and second connection terminals are in a complete disconnect state; therefore the safety switch is waterproof, is not easy to age under the effect of damp and has high safety performance, and the service life of the safety switch is prolonged.

The invention relates to the technical field of sensors, in particular to an automatic verification system for atemperature sensor. The system comprises a detection platform provided with temperature sensors; and a control system electrically connected with the detection platform and used for acquiring a signal of the temperature sensor and carrying out resistance test. The automatic verification system for the temperature sensorprovided by the invention is provided with the detection platform and the control system, the plurality of temperature sensors can be installed on the detection platform at the same time, the detection platform is electrically connected with the control system, resistance measurement can be carried out on the plurality of temperature sensors through the detection platform, whether a detection value is qualified or not can be automatically judged, and the verification efficiency of the temperature sensors is greatly improved.

The invention relates to a vehicle and a brake system. The brake system comprises: an electric control device, a pressure limiting valve, a control valve, a dust collector, an air cylinder and an integrated central control board, a first connecting part is arranged on a first face of the integrated central control board, and a second connecting part is arranged on a second face of the integrated central control board, the electric control device, the pressure limiting valve, the control valve and the dust collector are all matched with the first connecting part in an installation mode, and theair cylinder is matched with the second connecting part in an installation mode. According to the brake system, the electric control device, the pressure limiting valve, the control valve, the dust collector and the air cylinder are integrally assembled through the integrated central control board, so that when the brake system is installed on the vehicle body, the electric control device, the pressure limiting valve, the control valve, the dust collector and the air cylinder do not need to be fixed to the vehicle body one by one, therefore the installation space of the brake system is greatly saved, and the brake system is more convenient to install.

The invention provides a connecting component for communicating a battery pack with a load, which comprises a non-metal fixing seat, a conducting pole, a fixing plate, a wiring terminal and a connecting sheet, wherein the non-metal fixing seat is fixed on the fixing plate, two check blocks of the non-metal fixing seat penetrate through a through hole of the fixing plate in a matched manner, the lower end of the conducting pole penetrates through a through hole of the non-metal fixing seat in a matched manner, a supporting nut of the conducting pole is clamped in a groove of the non-metal fixing seat in a matched manner, one end of the wiring terminal is fixed and sleeved at the upper end of the conducting pole, one end of the connecting sheet is fixedly sleeved at the lower end of the conducting pole, and the other end of the connecting sheet penetrate through a gap reserved between the two check blocks of the non-metal fixing seat. The connecting component for communicating the battery pack with the load has the advantages of simple and compact structure and high use safety and reliability.

The invention discloses an intelligent transshipping device after a mobile crushing station and a transshipping method thereof, and belongs to the technical field of mining conveying equipment. The intelligent transshipping device after the mobile crushing station comprises an L1 conveyor and an L2 conveyor, and the L1 conveyor is connected to the tail part of the mobile crushing station through aconnecting structure arranged at the head of the L1 conveyor; a tail discharging opening of the L1 conveyor is formed in the upper part of the head of the L2 conveyor through a rotating disc I, the L1 conveyor can rotate around the L2 conveyor through the rotating disc I, and thus the initial installation site requirement of transshipping equipment is reduced; a steering supporting wheel set is arranged below the head of the L2 conveyor, a lifting wheel set is arranged in the lower part of the tail part of the L2 conveyor, and a tail discharging opening of the L2 conveyor can be lifted to theupper part of a mobile discharging funnel through the lifting wheel set; and the whole device is transshipped without disassembly, and thus transition and reset time is saved.

The invention relates to an individualized stoma base plate cutting method. A stoma measurer is included, the stoma measurer comprises a body of a strip-shaped structure, the body has plasticity, a plug is arranged at one end of the body, a plurality of jacks are formed in the length direction of the body, and the plug is matched with the jacks. An extrusion part matched with a chassis is further arranged at the lower end of the body. The individualized stoma base plate cutting method comprises the steps that S1, a stoma is surrounded by the body, and the side face of the body is attached to the edge of the stoma and shaped; S2, the plug is inserted into the corresponding jacks and locked; and S3, the body is taken down from the stoma, a contour mark used for representing the contour of the stoma is reserved in the cutting area of the chassis through the extrusion part at the lower end of the body, and/or a through hole used for being matched with the contour of the stoma is directly constructed in the cutting area of the chassis. According to the individualized stoma base plate cutting method, stoma in various shapes can be adapted and measured, the collected stoma contour can be conveniently transferred to the chassis without deformation, manual lineation by a user is not needed, and the method is more convenient to use.