322 results about "Third rail" patented technology

A hinge structure includes a fixing bracket, a first rotation member including a first rail structure and rotated about a first axis, and a second rail structure extending from the first rail structure and rotated about a second axis, a second rotation member including a third rail structure and rotated about a third axis, and a fourth rail structure extending from the third rail structure and rotated about a fourth axis, a first link member including a first slide holding part including a third rail, a second link member including a second slide holding part including a fourth rail, a first arm member including a first slide structure, in which the first slide holding part is held, and a second arm member including a second slide structure, in which the second slide holding part is held, and a foldable electronic device including the same.

The utility model discloses a locking device applied to deep hole screw locking, relates to the technical field of deep hole screw locking, solves the problem that an existing locking device cannot lock screws in deep holes, and comprises a support, the upper surface of the support is fixedly connected with a locking assembly, and the outer surface of the locking assembly is fixedly connected with a clamping assembly and a locking assembly. Comprising a second rail fixedly connected to the upper surface of the support, a third rail is slidably connected to the outer surface of the second rail, a first rail is slidably connected to the outer surface of the third rail, and a locking device is slidably connected to the outer surface of the first rail. According to the screw locking device, the locking device and the electric telescopic rod can be started, the output end of the electric telescopic rod drives the sliding plate to slide downwards, the electric screwdriver head locks a screw to the corresponding position according to the set coordinate position, the screw locking task is completed, the problem that a traditional locking device cannot lock the screw in a deep hole is solved, and the device can directly penetrate into the hole to lock the screw.

The utility model provides an ultra-large type pipe cutting machine groove cutting device, and belongs to the technical field of pipe cutting machines. The ultra-large type pipe cutting machine groove cutting equipment comprises a fixing assembly, the fixing assembly comprises a base, a pipe rotating machine is arranged at one end of the base, a first rail and a second rail are fixedly installed at the top of the base, a cutting assembly is arranged at the top of the second rail, and the cutting assembly comprises a traveling trolley; a second lifting mechanism is fixedly mounted on one side of the advancing trolley, a cross beam frame is fixedly mounted at the moving end of the second lifting mechanism, a third rail is fixedly mounted on one side of the cross beam frame, a third lifting mechanism is arranged on the outer side of the third rail, and a mechanical arm is fixedly mounted at the moving end of the third lifting mechanism; according to the large-scale pipeline cutting device, a large-scale pipeline can be automatically cut, a groove with a proper angle can be directly cut, the working efficiency can be improved, and the large-scale pipeline cutting device has high practical value.

A slide rail assembly including a first rail, a second rail, a third rail, a first supporting device, and at least one supporting member is provided. The first rail includes a first end portion and a second end portion that are opposite to each other. The second rail is longitudinally movable relative to the first rail. The third rail is longitudinally movable relative to the second rail. The first supporting device exceeds the first end portion of the first rail for a predetermined longitudinal distance. The at least one supporting member is arranged on one of the second rail and the first supporting device.

The utility model relates to a rail type bin flattening device which comprises first rails and second rails which are arranged in parallel, a bottom frame and a first driving part are arranged between the first rails on the two sides, a scraping plate seat and a second driving part are arranged on the bottom frame, the second rails are located above the first rails, and bottom layer sliding blocks are arranged on the first rails in a sliding mode. Third rails are fixed to the bottom layer sliding blocks, surface layer sliding blocks are arranged in the third rails in a sliding mode, the bottom frame is installed between the surface layer sliding blocks on the two sides, third driving parts are arranged on the third rails, side edge sliding blocks are arranged on the second rails in a sliding mode, two sets of side edge sliding blocks are arranged on each second rail, and each side edge sliding block comprises a clamping part. And the clamping part is fixed with the third rail. When the height of the grain surface changes, the height of the bottom frame stretching across the full width range of the granary is adjusted, and compared with only lifting of the scraper, the overturning moment borne by the bottom frame is smaller. And the second track can share part of stress of the underframe, so that the stability and the safety coefficient of the utility model are further improved.

A slide rail mechanism is provided and includes a first slide rail assembly, a second slide rail assembly and a connecting member. The first slide rail assembly includes a first rail and a second rail longitudinally displaceable with respect to the first rail. The second slide rail assembly includes a third rail and a fourth rail longitudinally displaceable with respect to the third rail. The connecting member is moved for preventing the fourth rail from displacing with respect to the third rail along an opening direction when the second rail displaces with respect to the first rail along the opening direction.

A slide rail assembly includes a supporting frame, a first rail, a second rail and a third rail. The first rail is movable relative to the supporting frame. The second rail is movable relative to the first rail. The third rail is movable relative to the second rail. When the slide rail assembly is at an extending state, the first rail is located at a predetermined position relative to the supporting frame, the second rail is located at an extended position relative to the first rail, the third rail is located at an opened position relative to the second rail and a rear rail section of the third rail is overlapped with a front rail section of the first rail.

The utility model discloses semi-automatic sorting, punching and tapping equipment and a vibration feeding device thereof, which can automatically and quickly convey and process a large batch of fixture blocks and meet the requirements of improving the production efficiency and quality and reducing the error rate. The vibration feeding device comprises a vibration chassis and a spiral track, and the input end and the output end of the spiral track are connected to the vibration chassis and the machining mechanism of the clamping block correspondingly. The spiral track comprises a first track, a second track, a third track, a fourth track and an output track which are connected in sequence; the input end of the first track is connected to the vibration chassis, and a first shifting rod is arranged above the first track; the second track is lower than the first track, and a step is arranged on the inner side of the second track and is flush with the output end of the first track; a second deflector rod and a third deflector rod are arranged above the third track; the bottom width of the fourth track is smaller than that of the third track; and a baffle plate disc is arranged above the fourth track.

The utility model discloses a full-automatic molten metal transferring and pouring system which comprises a track arranged between an electric furnace and a pouring chamber, the track comprises a first track arranged in front of the electric furnace, a second track arranged in front of the pouring chamber and a third track communicated with the first track and the second track, a transferring dumping car is arranged on the first track, and a transferring dumping car is arranged on the second track. A pouring truck is arranged on the second track, a transfer truck is arranged on the third track, molten metal in the electric furnace is transferred into a steel ladle of the transfer dumping truck, and the steel ladle is transferred between the transfer dumping truck and the pouring truck through the transfer truck. According to the system, full-automatic industrial processes such as molten metal receiving, transferring, pouring and liquid returning are achieved, personnel participation is reduced, and the safety of the whole technological process is improved.

A flap drive mechanism for moving an actuating flap of an aircraft is provided. In one aspect, a flap drive mechanism includes a base mount, links, an actuator, a first track having a first rail, a second track pivotably coupled with the first track and having a second rail, a third track pivotably coupled with the second track and having a third rail. The second and third tracks and a mounting link each provide a flap segment mount. The actuator is coupled with the base mount and arranged to drive the links so that the first rail translates relative to the base mount, the second track pivots relative to the first track while a bearing coupled with the third track slides relative to the second rail, and the third track pivots relative to the second track while a bearing coupled with the mounting link slides relative to the third track.

A slide rail assembly includes a first rail, a second rail, a third rail, a first working member, a second working member, an operating member and a handle. During a process of the handle being moved to switch from a first state to a second state, the operating member is driven to move the second working member to switch from a first working state to a second working state. When the second rail is moved along an opening direction to an extended position, the first working member in the first working state and a blocking feature block each other to prevent the second rail from being further moved along the opening direction, and the second working member in the second working state and a second blocking wall of the blocking feature do not block each other to allow the second rail to be moved along a retracting direction.

A slide rail mechanism includes a carried object, a first slide rail assembly, a second slide rail assembly and a locking member. The first slide rail assembly includes a first rail configured to be mounted to a rack, and a second rail configured to carry the carried object. The second slide rail assembly includes a third rail arranged on the carried object, and a fourth rail movable relative to the third rail. The locking member is movably mounted on the carried object. During a process of the second rail being moved relative to the first rail along an opening direction to an extended position, the locking member is moved from a first predetermined position to a second predetermined position, such that a locking part of the locking member is configured to prevent the fourth rail from being moved along the opening direction.

The invention discloses semi-automatic sorting, punching and tapping equipment and a vibration feeding device thereof, which can automatically and quickly convey and process a large batch of fixture blocks and meet the requirements of improving the production efficiency and quality and reducing the error rate. The vibration feeding device comprises a vibration chassis and a spiral track, and the input end and the output end of the spiral track are connected to the vibration chassis and the machining mechanism of the clamping block correspondingly. The spiral track comprises a first track, a second track, a third track, a fourth track and an output track which are connected in sequence; the input end of the first track is connected to the vibration chassis, and a first shifting rod is arranged above the first track; the second track is lower than the first track, and a step is arranged on the inner side of the second track and is flush with the output end of the first track; a second deflector rod and a third deflector rod are arranged above the third track; the bottom width of the fourth track is smaller than that of the third track; and a baffle plate disc is arranged above the fourth track.

The utility model discloses a rear hanger rail compactor and a garbage transfer station, and relates to the technical field of garbage compression and transfer equipment, the rear hanger rail compactor comprises a first linear driving device, a compactor assembly, a second track beam and a third track beam; the compactor assembly is nested in the first linear driving device; the compactor assembly comprises a second linear driving device, a slope jacking mechanism, a power platform, a guide base, a pressing hammer body, a compression oil cylinder, a hydraulic power unit and an electric control unit; the slope jacking mechanism, the power platform and the guide base are mounted below the second linear driving device; the pressing hammer body wraps the outer side of the guide base; the compression oil cylinder is arranged in the guide base; and the mechanical locking mechanism is arranged in the inclined plane jacking mechanism. When the rear hanger rail compactor is applied to a garbage transfer station, the guide precision and the positioning precision of the compactor can be improved, the stability of a product can be improved, the falling risk of the pressing hammer body can be reduced, the safety of the product can be improved, the vibration of the compactor during operation can be reduced, and the service life of the product can be prolonged.

And the generation of dust can be prevented. This transport device transports a holding member having a placement plane on which a plate-shaped object is placed from a first position outside a frame to a second position inside the frame through an opening of the frame, and is provided with: a first rail, a second rail, a third rail, and a fourth rail provided in the horizontal direction; a plurality of rollers provided on each of the first to fourth rails; and one or a plurality of pinions provided on each of the first to fourth rails. The first rail and the third rail are arranged outside the frame body, the second rail and the fourth rail are arranged inside the frame body, and the first rail and the second rail are arranged on a first straight line roughly parallel to the conveying direction of the holding component. The third track and the fourth track are arranged on a second straight line which is parallel to the first straight line and equal in height. The rotation axis is substantially orthogonal to the first straight line and the second straight line, and the holding member is placed on the plurality of rollers. Racks engaged with the pinion gear are provided on both side surfaces of the holding member substantially parallel to the conveyance direction.

The utility model discloses a multi-track transfer type magnetic suspension conveying mechanism, which belongs to the technical field of magnetic suspension and comprises a base, a third track frame is arranged above the base, a driving magnet component is mounted at the bottom of the third track frame, and a guide rod is mounted on the inner side of the third track frame and positioned above the driving magnet component. A moving block is slidably connected to the position, located on the inner side of the third rail frame, of the outer side of the guide rod, a driven magnet is installed on the side, close to the driving magnet assembly, of the moving block, a connecting rod is installed above the moving block, and an objective table is arranged above the connecting rod. By arranging the length adjusting lifting device, the mechanism can adjust the conveying length and height to a certain degree through the cooperation of the first lead screw, the second lead screw and other structures when needed, so that the working requirements under different conditions are better met, and the working capacity of the mechanism is improved.

The apparatus and method guides a web of material to move in a first direction and a second direction. Sensor signals are transmitted from a source module slidably attached to a first rail and located at an angle to and between the web of material moving in the first direction and the second direction. First and second receiver modules are each slidably attached to second and third rails positioned in alignment with the first rail. The sensor module cooperates with the first receiver module to slidably travel along the first and second rails to capture measurements associated with the web of material in the first direction and the sensor module cooperates with the second receiver module to slidably travel along the first and third rails to capture measurements associated with the web of material in the second direction.

The invention belongs to the technical field of metro contact rail detection, and particularly relates to a metro contact rail rapid detection method and system.The detection method comprises the following steps that 1, a contact rail automatic detection device carrying a 3D camera is used for continuously and dynamically scanning a metro contact rail, and each frame of data of the 3D camera is taken out; combining Z-axis mileage sensor data of the contact rail automatic detection device to form a contact rail three-dimensional point cloud; 2, filtering point clouds of a lower contact type third rail, an upper contact type third rail and a return rail to remove invalid interference data, then carrying out feature multi-data cooperative training, and constructing unified point cloud features of a contact rail insulation support, an expansion joint and an end elbow; 3, when the contact rail automatic detection device moves for measurement, the contact rail surface, the insulation support, the expansion joint and the end elbow are judged in real time according to the point cloud features of the insulation support, the expansion joint and the end elbow of the contact rail, and the conduction height and pull-out measurement values of the components are calculated.

The embodiment of the invention provides an ice melting loop of an urban rail train and the urban rail train. The urban rail train comprises a current collector, a traction system and a shaft end grounding device. The traction system comprises a traction converter, a traction motor and a brake resistor; the traction converter has an ice melting mode; wherein the traction converter is controlled by the traction controller to start an ice melting mode, when the ice melting mode is started, a brake chopping bridge of the traction converter is switched on to enable a brake resistor to be started, and no current conduction exists between the brake resistor and a traction motor; and the third rail for taking electricity by the current collector, the current collector, a brake chopping bridge of the traction converter, a brake resistor, a shaft end grounding device and the rail form an ice melting loop. According to the deicing method and device, the technical problem that the early-stage capital investment is large in a traditional deicing mode of the rail train is solved.

A kind of cookware for pre-prepared dish making, including loading and being arranged in the cooking of loading one side, the loading includes fixed plate, loading trolley and installation column;The installation column is fixed to the bottom of the installation plate, the upper surface of the fixed plate is fixed with track, the loading trolley is installed in the track;Fixed plate is divided into transport section and processing section along its length direction, the processing section is covered with heat preservation cover;The track includes first track, second track and third track in turn, the first track is located in the transport section, multiple third tracks are arranged in parallel in processing section, the second track is located at the junction of transport section and processing section, the first track and third track are arranged along the length direction of the fixed plate, the second track is arranged along the width direction of the fixed plate.Solve the user cooking method is poor and lacks cooking time Problem, greatly reduce the cooking difficulty of pre-prepared dish, liberate the cooking time of user.

The present invention discloses an automated double-line prefabricated box culvert production system and a production method thereof, belonging to the technical field of box culvert production systems. The production system includes a pouring area, a curing area, a demoulding area, a transport track, a transport device and a central control system; the pouring area and the demoulding area are respectively arranged on both sides of the curing area; the transport track includes a first track, a second track and a third track; the transport device moves along the transport track; and the central control system is electrically connected to the pouring area, the curing area, the demoulding area and the transport device respectively. The pouring area and the curing area of ​​the present invention are respectively arranged on both sides of the curing area, so as to realize the partitioned fixed-point operation of pouring, vibrating and finishing work and demoulding and steel cage mold insertion work, reduce the number of movements, reduce the influence of movement inertia, and improve production quality; transfer stations are arranged at both ends of the production line, and two production areas are divided into left and right, so as to shorten the transportation distance. If necessary, both ends can be produced synchronously, and the two sides do not interfere with each other, which greatly improves production efficiency.

A system includes a set of parallel rails, parallel with a first axis, comprising a first rail, a second rail, a third rail, and a fourth rail. The second rail has a first spacing from the first rail along a second axis orthogonal to the first axis. The third rail has a second spacing from the first rail along a third axis orthogonal to the first axis and the second axis. The fourth rail has the first spacing from the third rail along a fourth axis parallel to the second axis and has the second spacing from the second rail along a fifth axis parallel to the third axis. The system is configurable via a set of aerial arm type configuration options, a set of aerial vehicle configuration options, a set of transportation options, a set of imaging device accessory configuration options, and / or a set of mounted element configuration options.

A slide rail assembly includes a first rail, a second rail, a third rail, a fourth rail and a fifth rail. The second rail and the third rail are respectively movable relative to the first rail. Each of the second rail and the third rail is formed with a passage. The fourth rail and the fifth rail are configured to be accommodated in the passages of the second rail and the third rail respectively.

A roof rack assembly for a vehicle that includes a structure that extends in a cross-car direction of the vehicle, the roof rack assembly has: a first rack portion comprising a first rail and an opposing second rail; and a second rack portion comprising a third rail and an opposing fourth rail. The first rail has a cutout, and the second rail has a cutout, and the cutout of the first rail is configured to align with the cutout of the second rail. The structure of the vehicle is configured to extend through the aligned cutouts of the first rail and the second rail when the roof rack assembly is installed on the vehicle.

An inward-inclined sideslip door and window comprises a fixed frame and a sliding frame, the sliding frame is connected with the fixed frame through a pull rod, a first rail groove is formed in the top of the fixed frame, a second rail groove is formed in the top of the sliding frame, and the pull rod is connected with the first rail groove and the second rail groove through rollers. A guide rail is arranged at the bottom of the fixed frame, a hardware containing box internally provided with hardware is fixed to the side face, facing the indoor space, of the bottom of the sliding frame, a third rail groove is formed in the bottom of the hardware, parallel to the second rail groove and matched with the guide rail in an inserted mode, and the hardware can turn around the guide rail to enable the top of the sliding frame to incline towards the indoor side or the outdoor side. Hardware connected with the bottom of the sliding frame and the fixed frame is externally arranged on the outer surface of the sliding frame, the internal space of the section bar of the door and window frame is not occupied, the internal space of the section bar can be provided for a broken bridge part, and the broken bridge part of the structural section bar with the external hardware can be made to be larger for the door and window frame with the same model and size. And the heat insulation performance of doors and windows can be ensured.

This invention discloses a high-voltage connector with secondary locking capability, comprising a plug and a socket. The plug housing has a pair of power female terminals and a pair of signal female terminals built in, and the socket housing correspondingly has a pair of power male terminals and a pair of signal male terminals built in. The distance between the pair of power female terminals and the pair of power male terminals is greater than the distance between the pair of signal female terminals and the pair of signal male terminals. A locking handle is pivotally connected to the plug housing. The locking handle includes a connecting section and connecting ends symmetrically located on both sides of the connecting section. A locking track is formed on the inner wall of the connecting end. Limiting pins matching the locking track are provided on both sides of the socket housing. The locking track includes a first track, a second track, and a third track connected in sequence. This design divides the locking slide rail into a first track, a second track, and a third track, and then uses different spacings between the power terminals and the signal terminals to achieve a step-by-step locking structure, ensuring safe use.

The embodiment of the utility model provides refrigeration equipment which comprises a box body, a door body and a hinge assembly, in the process that the door body is opened to the maximum angle from the closed state, a first shaft can slide relative to a first groove, so that the first shaft moves away from a front wall and is close to a side wall to form a first track, and moves close to the front wall and is close to the side wall to form a second track; the second shaft can slide relative to the second groove, move away from the front wall and close to the side wall to form a third track, and move close to the front wall and close to the side wall to form a fourth track. The distance between the first shaft and the front wall is 7 mm-17 mm and the distance between the first shaft and the side edge is 4.5 mm-14.5 mm under the condition that the first shaft is located at the first final position, and the distance between the second shaft and the front wall is 21 mm-31 mm and the distance between the second shaft and the side edge is 4 mm-14 mm under the condition that the second shaft is located at the second final position.

The utility model discloses a sliding rail assembly with a narrowing type reinforcing structure, which comprises a second rail with a reinforcing structure, the reinforcing structure is provided with a first section and a second section, and when the first rail, the second rail and a third rail are in an unfolded state, the first section and the second section are separated from each other. The first section is located at the position corresponding to the third rail and the second section is narrowed and does not correspond to the position of the first rail, or the first section is located at the position corresponding to the third rail and the second section is narrowed and does not correspond to the position of the first rail, or the single-side narrowing of the two embodiments can be adopted. Or the first section is narrowed and does not correspond to the position of the third rail, and the second section is narrowed and does not correspond to the position of the first rail, or the sliding rail assembly with the narrowed reinforcing structure can be a bilateral narrowed sliding rail assembly in one embodiment, and the sliding rail assembly with the narrowed reinforcing structure can be applied to a server case or a drawer and also can be applied to a server or furniture.

The utility model provides packaging bag clamping and transferring equipment which is used for clamping a packaging bag, belongs to the field of microbial agent packaging, and comprises a clamping device which comprises a pair of clamping arms, each clamping arm comprises a fixed plate and a movable plate, each fixed plate comprises a horizontal part and a vertical part, the horizontal part of each fixed plate is provided with a first track, and the vertical part of each fixed plate is provided with a second track; the moving plate is in sliding fit in the first track; the driving mechanism comprises a lifting frame and a lifting strip, second rails are arranged on the inner sides of the two vertical edges of the lifting frame, the lifting strip is in sliding fit with the second rails, two third rails are arranged in the lifting strip, sliding blocks are in sliding fit with the interiors of the third rails, the sliding blocks are connected with driving rods, and the two driving rods are connected to the two fixing plates of the same clamping device. The packaging bag clamping device can clamp a packaging bag and control the size of an opening of the packaging bag, can drive the packaging bag to be transferred among different station working conditions, and has high practicability.

The present document provides a hinge structure and an electronic device, the hinge structure comprising: a fixing bracket including a first rail and a second rail; a first rotary member including a first rail structure fastened to the first rail and a second rail structure extending from the first rail structure; a second rotary member including a third rail structure fastened to the second rail and a fourth rail structure extending from the third rail structure; a first arm member including a fifth rail structure; a second arm member including a sixth rail structure; a first support member for applying force in a first direction on a surface of the fifth rail structure; a second support member for applying force in a second direction on a surface of the second rail structure; a third support member for applying force in a third direction on a surface of the sixth rail structure; and a fourth support member for applying force in a fourth direction on a surface of the fourth rail structure.