19results about How to "Reliable contact" patented technology

The application provides a wire SI performance test board for rapid docking, comprising a test mainboard, a plurality of test output interfaces are arranged on the front surface of the test mainboard, a first SMA interface is arranged on the upper side of the test output interface, a second SMA interface is arranged on the left side of the test output interface, a test input interface is arranged on the back surface of the test mainboard, the test input interface is provided with a first magnetic attraction assembly, the test mainboard further comprises a test input connector, the test input connector is provided with a second magnetic attraction assembly, one end of the test input connector is rapidly docked with the test input interface through the second magnetic attraction assembly and the first magnetic attraction assembly, and the other end of the test input connector is provided with a wire docking interface. The application can significantly improve the wire connection / detaching efficiency, is simple and reliable to operate, reduces interface abrasion, and has good adaptability.

This utility model discloses an improved irregular-shaped test socket, including an irregular-shaped pin plate. The pin plate has multiple sets of mounting holes, each set including multiple parallel pin slots, with the pin tip slot higher than the pin tail slot. A circular limiting groove penetrating multiple pin slots is provided in the center of each mounting hole, located above a hollowed-out portion. A silicone circular rod is installed within the circular limiting groove. The arc-shaped portion of the irregular-shaped pin is installed below the silicone circular rod, with the pin tip located in the pin tip slot and the pin tail slot within the pin tail slot. A silicone strip groove is provided above the circular limiting groove and the pin tail slot, containing a silicone strip used to press against the silicone circular rod and pin tip. The silicone strip is made of a softer material than the silicone circular rod. This utility model increases the rigidity of the rotating shaft, stabilizing the rotation of the irregular-shaped pin, preventing sliding friction, improving the lifespan of the circuit board, increasing the interference contact amount, and ensuring reliable contact.

This invention relates to a residual current module for a miniature residual current circuit breaker, comprising a handle, a latch, a trip latch, a torsion spring, a contact frame rotatably disposed within a housing, a spring disposed between the contact frame and the housing, a neutral (N) linear contact that is linked to the contact frame, and a residual current tripping assembly disposed within the housing and cooperating with the trip latch. The handle is connected to the latch via a connecting rod, and one end of the latch is connected to the contact frame via a U-shaped connecting rod. The residual current tripping assembly includes an electromagnetic trip unit, a linkage rod slidably disposed within the housing and linked to the electromagnetic trip unit, and a push rod rotatably disposed within the housing and linked to the linkage rod. The push rod has a driving plane that abuts against one end of the trip latch. The driving plane moves with the push rod, causing the trip latch to move and unlocking the latch and the latch. This invention has the advantages of simple structure, stable and reliable performance, fast opening and closing speed, flexible operation, and sensitive tripping action.

The invention relates to a frame interface for an electric bicycle, comprising a frame element with a first fastening region and a second fastening region, and comprising a fastening element, wherein the first fastening region is provided for the bearing-like fastening of a drive unit on the frame element, wherein the fastening element is fastenable on the second fastening region, wherein the second fastening region has a first clamping surface and the fastening element has a second clamping surface, which are provided for jointly encircling at least one partial region of the drive unit in a ring shape, in order to fasten the drive unit on the second fastening region by means of a clamping force.

The utility model provides a kind of rotating equipment turning gear, it is related to turning tool technical field, including handle, fixed jaw piece and movable jaw piece, the fixed jaw piece is connected in the upper end of handle, the movable jaw piece is hinged in the rear side of fixed jaw piece, and worm wheel is connected on the hinged shaft of movable jaw piece, first shaft seat is equipped on the fixed jaw piece in the position below worm wheel, and the inside of first shaft seat is rotatably equipped with the worm that is compatible with worm wheel;The lower end of handle is equipped with rotating unit, and rotating unit is linked with worm and rotates;The utility model uses the clamping mode of fixed jaw piece cooperation movable jaw piece, the bolt of one coupling on the lock nut bolt on movable jaw piece is clamped, the end of fixed jaw piece is inserted into the bolt of another angle on coupling in clamping groove, and turning handle can be carried out turning, because it is supported by coupling bolt, it will not harm the body of coupling, and two fulcrum contact is more reliable, it is not easy to loosen when operating, more safe.

This utility model relates to the field of FPC connector technology, specifically to a connection structure for connecting FPC connectors. It includes a connection end, with an FPC flexible plate connected to its right side. A mating mechanism connects the connection end and the FPC flexible plate, extending into the interior of the connection end. A protective mechanism is slidably connected to the outer wall of the connection end, also extending into the interior of the FPC flexible plate. This utility model achieves the connection and fixation between the connection end and the FPC flexible plate through the mutual cooperation of the internal parts of the mating mechanism. It also facilitates the compression of the contact between the female and female pins, making the contact more reliable. Furthermore, the mutual cooperation of the internal parts of the protective mechanism provides dust protection to the top of the connection point between the connection end and the FPC flexible plate, further enhancing the connection's strength.

The utility model provides a kind of pipeline temperature sensing tool and the air conditioner comprising it, it is related to air conditioning technical field, solve the technical problem that temperature sensing element dismounting is complex, material demand is much, cost is high, sampling is lost true, the pipeline temperature sensing tool, including handle, clamping part, temperature sensing element;Handle includes first arm and second arm, first arm and second arm middle part are hinged to form scissor type structure;Clamping part is set on first arm and second arm, to be measured pipeline is clamped from two sides respectively;Temperature sensing element is set on part or all clamping part, to carry out pipeline temperature acquisition.The utility model is used for pipeline temperature measurement, with the characteristics of novel sampling mode, strong structure universality, scientific and reasonable wiring mode, convenient and efficient operation, cost saving of repeated use.

A contact system includes a contact support and a moving contact. The moving contact has moving contacts at both ends that mate with stationary contacts. The contact support has two raised mounting protrusions on the side away from the stationary contacts, and a clearance notch between the two mounting protrusions. Each of the two mounting protrusions of the contact support has at least one contact spring, and the contact springs on the two mounting protrusions are respectively connected to the two ends of the moving contact where the moving contacts are located. A changeover switch includes a housing and a contact system. The housing contains a load terminal, a power supply I terminal, and a power supply II terminal. The load terminal is electrically connected to the moving contact. Two stationary contacts are respectively located on the power supply I terminal and the power supply II terminal. In this invention, the contact support has a notch design on the side near the load terminal, and two mounting protrusions are spaced apart for mounting contact springs, saving space and increasing the rotation angle of the contact support.

The present application relates to the field of bearing measurement, in particular to a bearing manufacturing clearance detection device, including a workbench and a control cabinet, through the linkage of two groups of micrometers arranged oppositely and a transversely swingable pressing cylinder, on the basis of synchronous fixation of inner and outer rings, when the pressing cylinder drives the outer ring to swing, the two side connecting frames touch the micrometer measuring ends respectively, and the two groups of micrometers record the radial displacement of the two sides of the inner ring in real time. By comparing the two groups of data, not only the overall radial clearance value can be obtained, but also whether the two side clearances are symmetrical or exist load bias can be accurately judged, effectively overcoming the technical limitation that the existing device cannot compare the two side clearances; at the same time, the automatic centering of the micrometer is realized through the slope guidance of the positioning rod and the tapered positioning groove, the floating cooperation of the connecting cylinder and the connecting rod and the spring buffer can adapt to the bearing height, combined with the rotation of the bearing seat driven by the servo motor to obtain multi-phase clearance data, providing reliable support for comprehensive evaluation of bearing quality.

The utility model belongs to display monitoring equipment field, concretely relates to a display circuit board core area heat conduction structure, including the casing of display, the casing includes back cover plate 2, is provided with fin 21 on back cover plate 2, the main circuit board 5 is fixed in the casing, the main circuit board 5 is fixed with core circuit board 52, is provided with core element 521 on the core circuit board 52, is provided with heat dissipation support 7 to the back of core circuit board 52, heat dissipation support 7 one side is provided with first soft heat conduction sheet 71, and first soft heat conduction sheet 71 abuts core element 521, heat dissipation support 7 other side is provided with second soft heat conduction sheet 72, and second soft heat conduction sheet 72 abuts back cover plate 2, sets up heat dissipation support, forms heat conduction channel with heat dissipation support as the foundation, and the effect of heat dissipation support as the support and the length of heat dissipation channel is determined, and reliable contact is formed for the hard component of heat dissipation channel two ends through first soft heat conduction sheet and second soft heat conduction sheet.

A vertical shaft ring-shaped steel support structure, including support ring, the outer side of support ring is fixedly installed multiple support legs, the bottom end of support leg is fixedly installed bottom plate, the top end of bottom plate is fixedly installed U-shaped seat, the U-shaped seat is rotatably installed threaded rod between support ring, the threaded rod is threadedly installed sliding plate, one side of sliding plate is fixedly installed support rod, one end of support rod is slidably penetrated in support ring and is fixedly installed support plate, one end of threaded rod is installed with drive assembly. The vertical shaft ring-shaped steel support structure can solve the poor adaptability, the difficulty of flexible adjustment of the scraper and the inconvenience of replacement, limit the construction quality and efficiency, flexible connection with the main equipment, height adjustable; can adapt to different road width and corner scene, can quickly replace different material, shape scraper, adapt to various concrete finishing needs.

The utility model relates to detection equipment technical field, the utility model provides a kind of perpendicularity detection device for elevator guide rail, it includes level frame body, level frame body is equipped with level meter;The number of sliding frame is two, and is set at the both ends of level frame body along horizontal sliding;Supporting plate is rotatably set in the side of sliding frame away from the level frame body, two sliding frames respectively support its corresponding supporting plate to adhere to the two opposite inner side walls of elevator shaft;Detection device is set in the lower side of level frame body, and detection device is used to detect the perpendicularity of elevator guide rail. Through the sliding cooperation of sliding frame and level frame body and the swing setting of supporting plate, the installation fixing process of device in elevator shaft is simplified, the dependence on operator experience is reduced, and the influence of human operation error on detection accuracy is reduced. The technical problem that the verticality detection detection equipment of elevator guide rail is inconveniently leveled during installation in the related art is solved, which affects the accuracy of detection data.

The utility model discloses a kind of heating mechanism of beverage container, at least including shell, PCB board, power supply, heating assembly and elastic component, the top of the shell is provided with opening, the heating assembly is set in the opening, the gap between the heating assembly and the shell, the elastic component is at least partially set in the gap, the elastic component makes the heating assembly move up and down in set range;The PCB board and the power supply are set in the shell, the heating assembly is electrically connected with the PCB board, the PCB board is electrically connected with the power supply.The utility model's heating mechanism of beverage container, the bottom of container placed on heating assembly is always closely combined with the heating surface of heating assembly, improves heat transfer efficiency, prolongs the service life of heating assembly.The utility model further provides a kind of beverage container.

This utility model discloses a polygonal contact element, including a socket body. The socket body is slotted along the axial direction, and the slotted socket includes at least two lobes. The inner surface of each lobe is set as an arc-shaped convex surface. In this application, when the pin is inserted into the hexagonal inner hole, the six sides of the hexagon form multi-point contact with the outer wall of the pin. The slot causes the contact arm to undergo elastic deformation, providing a uniform radial clamping force. The hexagonal structure naturally restricts the rotation of the pin, ensuring contact stability.

This application discloses a reed driving mechanism and a relay, relating to the field of relay technology. The relay includes an electromagnet and a slider. The electromagnet includes a coil and an armature. The armature is rotatably disposed within the relay housing. Magnetic conductors are provided at both ends of the coil to drive the armature. The slider is disposed within the housing, forming an abutment hole. At least a portion of the armature's structure abuts against the inner wall of the abutment hole and is capable of driving the slider to move along a first direction. A boss is provided on the upper top surface of the slider, abutting against the inner wall of the housing. In the technical solution provided by the embodiments of this application, the boss on the upper top surface of the slider abuts against the inner wall of the housing, thereby limiting the slider's movement and preventing it from tilting to either side. This ensures the slider moves along a predetermined path, guaranteeing reliable contact and disengagement between the moving and stationary reeds.

This utility model provides a general-purpose flash memory testing system based on FPGA, belonging to the technical field of general-purpose flash memory testing equipment. The FPGA-based general-purpose flash memory testing system includes a test socket and an integrated flash memory detection module installed inside the test socket. Its key feature is that threaded holes are formed at the four corners of the test socket surface, and chip positioning components are installed via bolts through these threaded holes. A chip holding component is installed inside the chip positioning component. A spring-loaded component and a probe component are provided between the bottom of the chip holding component and the integrated flash memory detection module. Four heat dissipation zones are integrally formed on the surface of the chip positioning component at equal intervals, each corresponding to a chip position on the surface of the chip holding component. Through the coordinated operation of the chip positioning component, chip holding component, spring-loaded component, and probe component, the system effectively solves the problem of existing FPGA-based general-purpose flash memory testing systems being unable to test multiple flash memory chips simultaneously.

The utility model relates to a kind of ring structure temperature compensation contact, it includes the insertion hole extending along the axial direction, the insertion hole front end is used to the contact hole side of the insertion needle of suitable end insertion and is equipped with split groove, the split groove extends along the axial direction of insertion hole and is connected with the inside and outside of contact hole, the outer periphery of the contact hole front end is equipped with ring groove, the ring piece of positioning assembly in the ring groove can provide the contact hole with the elastic force of its clamping suitable insertion needle.The insertion hole of the ring structure temperature compensation contact of the utility model is set with split groove on one side, so that it has radial deformation ability, it can be opened when suitable insertion needle is inserted, and the ring piece is provided outside the insertion hole, the radial holding force is provided for the insertion hole by the ring piece, so as to ensure the reliable contact of insertion needle and insertion hole.

This application relates to an endotracheal intubation assembly with a stimulation stent and its method of use. The spherical mesh structure of the stimulation stent, with the elastic support of the elastic tube, drives the stimulation electrode to be uniformly and stably attached to the tracheal wall, effectively avoiding poor contact of the stimulation electrode caused by changes in patient position or slight movement of the endotracheal tube. The entire device integrates the stimulation stent, stimulation electrode, catheter, and endotracheal tube into a single integrated design through an extension tube, eliminating the need for a separate stimulation device after endotracheal tube insertion. This significantly simplifies the clinical procedure, reduces the risk of mucosal damage and infection caused by additional tube placement, and ensures reliable contact between the stimulation electrode and the tracheal wall as the stimulation stent is stably deployed, guaranteeing continuous and stable transmission and action of the electrical stimulation signal, and significantly improving the accuracy and consistency of phrenic nerve stimulation.

The utility model discloses a nondestructive testing device for detecting the diameter of steel bars in concrete, which comprises an annular rotating support, at least three detection units evenly distributed along the circumference of the annular rotating support, a servo motor for driving the annular rotating support to rotate, a signal processor electrically connected to the detection units, an operating handle mounted on the top of the annular rotating support, and a hydraulic linkage leveling base assembly. The detection unit comprises a coaxially arranged electromagnetic sensor and an ultrasonic transducer. The top of the hydraulic linkage leveling base assembly is rigidly connected to the bottom of the annular rotating support, and the bottom surface of the hydraulic linkage leveling base assembly constitutes the working bottom surface of the device. The nondestructive testing device has the advantages of significantly improved detection accuracy, strong surface adaptability, strong anti-interference capability, stable signal transmission, convenient and flexible operation, high detection efficiency, stable and reliable coupling effect, and the like.